/* =========================================
   하늘매트 - style.css
   Blue tone brand identity
   ========================================= */

/* ===== CSS Variables ===== */
:root {
  --primary:       #1565C0;
  --primary-light: #1E88E5;
  --primary-dark:  #0D47A1;
  --primary-bg:    #E3F2FD;
  --accent:        #00B0FF;
  --accent-dark:   #0091EA;
  --white:         #FFFFFF;
  --gray-50:       #F8FAFC;
  --gray-100:      #F1F5F9;
  --gray-200:      #E2E8F0;
  --gray-400:      #94A3B8;
  --gray-600:      #475569;
  --gray-800:      #1E293B;
  --dark:          #0F172A;
  --kakao:         #FEE500;
  --kakao-text:    #3C1E1E;

  --font:          'Noto Sans KR', sans-serif;
  --radius:        12px;
  --radius-lg:     20px;
  --shadow-sm:     0 2px 8px rgba(21,101,192,.10);
  --shadow:        0 4px 20px rgba(21,101,192,.15);
  --shadow-lg:     0 8px 40px rgba(21,101,192,.20);
  --transition:    .3s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body {
  font-family: var(--font);
  color: var(--gray-800);
  line-height: 1.6;
  overflow-x: hidden;
  width: 100%;
  position: relative;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
input, textarea, [contenteditable="true"] {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}
img { -webkit-user-drag: none; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
address { font-style: normal; }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }

/* ===== Container ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Section Header ===== */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: 99px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  margin-bottom: 16px;
}
.section-header.light .section-tag {
  background: rgba(255,255,255,.2);
  color: #fff;
}
.section-header h2 {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1.3;
  color: var(--dark);
  margin-bottom: 16px;
}
.section-header h2 em {
  font-style: normal;
  color: var(--primary);
}
.section-header.light h2 { color: #fff; }
.section-header.light h2 em { color: var(--accent); }
.section-header p {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.8;
}
.section-header.light p { color: rgba(255,255,255,.85); }

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--kakao);
  color: var(--kakao-text);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 99px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: #e6ce00; transform: translateY(-4px); box-shadow: 0 8px 20px rgba(254, 229, 0, 0.4); }
.btn-primary:active { transform: translateY(-1px); box-shadow: 0 4px 10px rgba(254, 229, 0, 0.3); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: rgba(255,255,255,.15);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 99px;
  border: 2px solid rgba(255,255,255,.5);
  transition: var(--transition);
  backdrop-filter: blur(4px);
}
.btn-outline:hover { background: rgba(255,255,255,.25); border-color: #fff; transform: translateY(-4px); box-shadow: 0 8px 20px rgba(255,255,255,0.2); }
.btn-outline:active { transform: translateY(-1px); box-shadow: 0 4px 10px rgba(255,255,255,0.1); }

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: transparent;
  color: var(--primary);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 99px;
  border: 2px solid var(--primary);
  transition: var(--transition);
}
.btn-outline-dark:hover { background: var(--primary); color: #fff; }

.btn-product {
  display: inline-block;
  padding: 10px 24px;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: .9rem;
  font-weight: 700;
  border-radius: 99px;
  transition: var(--transition);
  margin-top: 12px;
}
.btn-product:hover { background: var(--primary); color: #fff; }

/* ===== HEADER ===== */
#header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}
#header.scrolled { box-shadow: var(--shadow); }
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 68px;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-img {
  height: 44px;
  width: auto;
}

.nav { margin-left: auto; }
.nav ul { display: flex; gap: 0; flex-wrap: nowrap; }
.nav a {
  padding: 8px 12px;
  font-size: .85rem;
  font-weight: 500;
  color: var(--gray-600);
  border-radius: 8px;
  transition: var(--transition);
  white-space: nowrap;
}
.nav a:hover { color: var(--primary); background: var(--primary-bg); }

.btn-header-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--primary);
  color: #fff;
  font-size: .9rem;
  font-weight: 700;
  border-radius: 99px;
  flex-shrink: 0;
  transition: var(--transition);
}
.btn-header-cta:hover { background: var(--primary-dark); transform: translateY(-4px); box-shadow: 0 8px 20px rgba(21, 101, 192, 0.3); }
.btn-header-cta:active { transform: translateY(-1px); box-shadow: 0 4px 10px rgba(21, 101, 192, 0.2); }

/* ===== Language Switch ===== */
.lang-switch {
  position: relative;
  flex-shrink: 0;
}
.lang-current {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  background: var(--primary-bg);
  border: 1.5px solid var(--gray-200);
  border-radius: 99px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}
.lang-current:hover { border-color: var(--primary); background: var(--primary-bg); }
.lang-switch.open .lang-current { border-color: var(--primary); }
.lang-flag { font-size: 1rem; line-height: 1; }
.lang-code { font-size: .78rem; font-weight: 700; color: var(--primary); letter-spacing: .04em; }
.lang-arrow {
  font-size: .65rem;
  color: var(--gray-400);
  transition: transform var(--transition);
}
.lang-switch.open .lang-arrow { transform: rotate(180deg); }

.lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  z-index: 2000;
  min-width: 150px;
}
.lang-switch.open .lang-dropdown { display: block; }
.lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 16px;
  font-size: .88rem;
  font-weight: 500;
  color: var(--gray-800);
  text-align: left;
  border: none;
  background: none;
  cursor: pointer;
  transition: background var(--transition);
  font-family: var(--font);
}
.lang-option:hover { background: var(--primary-bg); color: var(--primary); }
.lang-option.active { background: var(--primary-bg); color: var(--primary); font-weight: 700; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-800);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== Hero eyebrow / tags ===== */
.hero-eyebrow {
  font-size: .95rem;
  font-weight: 600;
  color: rgba(255,255,255,.7);
  letter-spacing: .06em;
  margin-bottom: 10px;
}
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}
.hero-tags span {
  padding: 5px 14px;
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.85);
  font-size: .8rem;
  border-radius: 99px;
  border: 1px solid rgba(255,255,255,.2);
}
.btn-kakao {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--primary); /* Changed from yellow to brand blue */
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 99px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.btn-kakao:hover { background: var(--primary-dark); transform: translateY(-4px); box-shadow: 0 8px 25px rgba(21, 101, 192, 0.4); }
.btn-kakao:active { transform: translateY(-1px); box-shadow: 0 4px 10px rgba(21, 101, 192, 0.2); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: #000;
  overflow: hidden;
}
.video-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100vw;
  height: 56.25vw; /* 16:9 */
  min-height: 100vh;
  min-width: 177.77vh;
  transform: translate(-50%, -50%) scale(1.15); /* Enlarge video to remove gaps */
  pointer-events: none;
  opacity: 1.0; /* Increased opacity for clarity */
}
.video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(0,0,0,0.1), rgba(0,0,0,0.2)); /* Lightened for maximum brightness */
  z-index: 1;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  z-index: 2;
}
.hero-content {
  position: relative;
  z-index: 1;
  display: block;
  max-width: 800px;
  text-align: left;
  margin: 0 auto;
  align-items: center;
}
.hero-badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(21, 101, 192, 0.15); /* Tinted with brand blue */
  color: #fff;
  font-size: .8rem;
  font-weight: 600;
  border-radius: 99px;
  border: 1px solid rgba(0, 212, 255, 0.2);
  backdrop-filter: blur(4px);
}
.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  color: #fff;
  line-height: 1.25;
  margin-bottom: 24px;
  letter-spacing: -.03em;
  text-shadow: 0 4px 12px rgba(0,0,0,0.2);
  display: inline-block;
  position: relative;
  padding: 40px 60px;
  z-index: 10;
}

.cloud-puffs {
  position: absolute;
  inset: 0;
  z-index: -1;
  filter: blur(15px); /* Soft dreamy edge */
}

.puff {
  position: absolute;
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(10px);
  border-radius: 50%;
  animation: puffFloat 8s ease-in-out infinite alternate;
}

.puff-1 { width: 140px; height: 140px; top: -30px; left: -20px; animation-delay: 0s; }
.puff-2 { width: 180px; height: 180px; top: -50px; left: 40%; animation-delay: -2s; }
.puff-3 { width: 150px; height: 150px; top: 10px; right: -30px; animation-delay: -4s; }
.puff-4 { width: 160px; height: 160px; bottom: -40px; left: 10%; animation-delay: -1s; }
.puff-5 { width: 190px; height: 190px; bottom: -50px; right: 20%; animation-delay: -5s; }

/* Central semi-transparent base for text readability */
.hero-title::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 60px;
  z-index: -2;
}

@keyframes puffFloat {
  from { transform: translate(0, 0) scale(1); opacity: 0.6; }
  to { transform: translate(15px, -15px) scale(1.1); opacity: 0.8; }
}

.hero-title .title-text { position: relative; z-index: 10; }

.hero-title em {
  font-style: normal;
  color: #fff;
  display: inline;
  white-space: nowrap;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.8));
}
.hero-sub {
  font-size: 1.2rem;
  color: rgba(255,255,255,.95);
  line-height: 1.6;
  margin-bottom: 40px;
  font-weight: 400;
}
.hero-sub strong { color: #fff; font-weight: 700; }
.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(21, 101, 192, 0.1); /* Tinted with brand blue */
  border: 1px solid rgba(0, 212, 255, 0.15);
  border-radius: var(--radius);
  padding: 20px 24px;
  backdrop-filter: blur(8px);
}
.stat {
  flex: 1;
  text-align: center;
}
.stat strong {
  display: block;
  font-size: 1.8rem;
  font-weight: 900;
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}
.stat strong span { font-size: 1rem; }
.stat > span {
  font-size: .78rem;
  color: rgba(255,255,255,.7);
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.2);
  margin: 0 4px;
}

/* Hero image */
.hero-image { position: relative; }
.hero-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  aspect-ratio: 3/4;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-img-wrap img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.hero-img-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: rgba(255,255,255,.5);
}
.hero-img-placeholder i { font-size: 3rem; }
.hero-img-placeholder span { font-size: .9rem; }
.hero-img-wrap img + .hero-img-placeholder { display: none; }

.floating-card {
  position: absolute;
  background: #fff;
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg);
  font-size: .85rem;
  animation: float 3s ease-in-out infinite;
}
.floating-card i { font-size: 1.4rem; color: var(--primary); }
.floating-card div { display: flex; flex-direction: column; }
.floating-card strong { font-weight: 700; color: var(--dark); font-size: .9rem; }
.floating-card span { color: var(--gray-600); font-size: .78rem; }
.card-1 { bottom: 24px; left: -20px; animation-delay: 0s; }
.card-2 { top: 24px; right: -20px; animation-delay: 1.5s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
}
.hero-wave svg { display: block; width: 100%; height: 80px; }

/* ===== TRUST BAR ===== */
.trust-bar {
  background: var(--white);
  padding: 32px 0;
  border-bottom: 1px solid var(--gray-200);
}
.trust-bar-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 32px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .9rem;
  font-weight: 600;
  color: var(--gray-600);
  white-space: nowrap;
}
.trust-item i { color: var(--primary); font-size: 1rem; }

/* ===== WHY ===== */
.why { padding: 100px 0; background: var(--white); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.why-card {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  padding: 36px 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.why-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--primary-light); }
.why-card.active {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-color: transparent;
  color: #fff;
}
.why-img {
  width: 72px;
  height: 72px;
  background: var(--primary-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.why-img i { font-size: 1.6rem; color: var(--primary); }
.active .why-img { background: rgba(255,255,255,.2); }
.active .why-img i { color: #fff; }
.why-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--dark); margin-bottom: 12px; }
.active h3 { color: #fff; }
.why-card p { font-size: .88rem; color: var(--gray-600); line-height: 1.7; }
.active p { color: rgba(255,255,255,.85); }
.why-card p strong { color: var(--primary); }
.active p strong { color: var(--kakao); }
.tag-note { font-size: .72rem; display: inline-block; margin-top: 6px; background: rgba(255,255,255,.15); padding: 2px 8px; border-radius: 4px; color: rgba(255,255,255,.7); font-style: normal; }

/* ===== MATERIAL ===== */
.material { padding: 100px 0; background: var(--gray-50); }
.material-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 60px;
}
.material-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}
.material-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--primary-light);
}
.material-card.active {
  background: #fff;
  border-color: var(--gray-200);
  color: inherit;
}
.material-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--kakao);
  color: var(--kakao-text);
  font-size: .72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 99px;
}
.material-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-bg);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.material-icon i { font-size: 1.2rem; color: var(--primary); }
.material-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--dark);
}
.material-card p { font-size: .82rem; color: var(--gray-600); line-height: 1.6; }

/* 비교표 */
.compare-table-wrap { max-width: 100%; margin: 0 auto; }
.compare-title {
  text-align: center;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--dark);
}
.compare-table { overflow-x: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.compare-table table { width: 100%; border-collapse: collapse; background: #fff; }
.compare-table th, .compare-table td {
  padding: 16px 20px;
  text-align: center;
  font-size: .9rem;
  border-bottom: 1px solid var(--gray-200);
}
.compare-table th {
  background: var(--gray-50);
  font-weight: 700;
  color: var(--gray-600);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.compare-table .highlight-col {
  background: var(--primary-bg);
  color: var(--primary);
  font-weight: 700;
}
.compare-table th.highlight-col {
  background: var(--primary);
  color: #fff;
}
.compare-table tbody tr:last-child td { border-bottom: none; }
.fa-circle-check { color: var(--primary); }
.fa-circle-minus { color: var(--gray-400); }
.fa-circle-xmark { color: #EF4444; }

/* TPU 예시 아이콘 */
.tpu-examples {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.tpu-example {
  text-align: center;
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 32px 20px 24px;
  transition: var(--transition);
}
.tpu-example:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.tpu-icon {
  width: 88px; height: 88px;
  background: var(--primary-bg);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  transition: var(--transition);
}
.tpu-example:hover .tpu-icon { background: var(--primary); }
.tpu-icon i { font-size: 2rem; color: var(--primary); transition: var(--transition); }
.tpu-example:hover .tpu-icon i { color: #fff; }
.tpu-example span {
  font-size: .92rem;
  color: var(--gray-600);
  font-weight: 600;
  display: block;
}
.tpu-subtitle {
  text-align: center;
  margin-bottom: 56px;
  padding: 28px 40px;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius-lg);
  color: rgba(255,255,255,.9);
  font-size: 1rem;
  line-height: 1.8;
}
.tpu-subtitle strong {
  color: #fff;
  font-size: 1.2rem;
  display: block;
  margin-bottom: 6px;
}

/* ===== 적용 공간 ===== */
.space { padding: 100px 0; background: var(--white); }
.space-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
}
.space-tab {
  padding: 12px 28px;
  font-size: .95rem;
  font-weight: 700;
  color: var(--gray-600);
  border-radius: 99px;
  border: 2px solid var(--gray-200);
  transition: var(--transition);
}
.space-tab.active, .space-tab:hover {
  background: var(--primary); color: #fff; border-color: var(--primary);
}
.space-panel { display: none; }
.space-panel.active { display: block; }
.space-desc { text-align: center; color: var(--gray-600); margin-bottom: 32px; font-size: .95rem; }
.space-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 100%;
  margin: 0 auto 40px;
}
.space-item { text-align: center; }
.space-img {
  width: 120px; height: 120px;
  background: var(--primary-bg);
  border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px;
  transition: var(--transition);
}
.space-item:hover .space-img { background: var(--primary); }
.space-img i { font-size: 2rem; color: var(--primary); transition: var(--transition); }
.space-item:hover .space-img i { color: #fff; }
.space-item span { font-size: .9rem; font-weight: 600; color: var(--gray-800); }
.space-footer {
  text-align: center;
  font-size: .9rem;
  color: var(--gray-600);
  line-height: 1.8;
  padding: 24px;
  background: var(--primary-bg);
  border-radius: var(--radius);
}
/* ===== 공간별 스케치 ===== */
.space-sketches {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.sketch-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 24px 16px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.sketch-card:hover { 
  border-color: var(--primary); 
  transform: translateY(-4px); 
  box-shadow: var(--shadow);
}
.sketch-svg-wrap {
  width: 100%;
  max-width: 140px;
  margin: 0 auto 20px;
}
.sketch-svg {
  width: 100%;
  height: auto;
  overflow: visible;
}
.sketch-svg .room {
  fill: #F1F5F9;
  stroke: #CBD5E1;
  stroke-width: 1.5;
  transition: fill 0.3s;
}
.sketch-svg .room.highlight {
  fill: #DBEAFE;
  stroke: #3B82F6;
  stroke-width: 2.5;
}
.sketch-svg .room.bath {
  fill: #F8FAFC;
  stroke: #E2E8F0;
}
.sketch-svg .room-label {
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  fill: #94A3B8;
  text-anchor: middle;
  dominant-baseline: central;
}
.sketch-svg .room-label.active {
  fill: #1E3A8A;
}

.sketch-card h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}
.sketch-card p {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin: 0;
}

@media (max-width: 1024px) {
  .space-sketches { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .album-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}

/* ===== CERT ===== */
.cert {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  position: relative;
  overflow: hidden;
}
.cert::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
}
.cert::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
}
.cert-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.cert-card {
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-lg);
  padding: 24px 16px;
  text-align: center;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.cert-card:hover { background: rgba(255,255,255,.2); transform: translateY(-4px); }
.cert-card.highlight {
  background: rgba(255,255,255,.25);
  border-color: var(--kakao);
  grid-column: span 2;
}
.cert-icon {
  width: 56px; height: 56px;
  background: rgba(255,255,255,.15);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 14px;
}
.cert-icon i { font-size: 1.3rem; color: #fff; }
.cert-card.highlight .cert-icon { background: var(--kakao); }
.cert-card.highlight .cert-icon i { color: var(--kakao-text); }
.cert-org {
  display: block;
  font-size: .72rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 6px;
}
.cert-card h4 { font-size: .9rem; font-weight: 700; color: #fff; margin-bottom: 6px; }
.cert-card.highlight h4 { font-size: 1rem; }
.cert-card p { font-size: .78rem; color: rgba(255,255,255,.7); line-height: 1.5; }

/* ===== PRODUCT ===== */
.product { padding: 80px 0; background: var(--gray-50); }

/* 필터 버튼 숨김 (한화면 비교 레이아웃에서 불필요) */
.product-filter { display: none; }

/* 5열 비교 그리드 */
.product-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  align-items: stretch;
}
.product-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--gray-200);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: var(--primary);
}
.product-card.hidden { display: flex; } /* 필터 해제 — 항상 표시 */

/* 카드 상단 컬러 배너 */
.product-card-banner {
  height: 6px;
  background: var(--primary);
}
.product-card[data-category] .product-card-banner { background: var(--primary-dark); }

.product-img-wrap { display: none; }
.product-img-placeholder { display: none; }

.product-info {
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.product-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: .72rem;
  font-weight: 700;
  margin-bottom: 8px;
  align-self: flex-start;
}
.product-tag.best         { background: var(--primary); color: #fff; }
.product-tag.new          { background: #10B981; color: #fff; }
.product-tag.premium-tag  { background: #1E3A8A; color: #fff; }
.product-category {
  font-size: .72rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: .05em;
  display: block;
  margin-bottom: 6px;
}
.product-card[data-category] .product-category { color: var(--primary); }

.product-info h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
  line-height: 1.4;
}
.product-info p {
  font-size: .8rem;
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: 14px;
  flex: 1;
}
.product-specs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 10px;
}
.product-specs span {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .78rem;
  color: var(--gray-500);
}
.product-specs i { color: var(--primary-light); font-size: .75rem; }
.product-colors { display: flex; gap: 6px; margin-top: auto; }
.color-dot {
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px solid var(--gray-200);
  cursor: pointer;
  transition: transform .15s;
}
.color-dot:hover { transform: scale(1.25); }
.color-dot.white      { background: #F5F5F0; }
.color-dot.beige      { background: #D4C5A9; }
.color-dot.gray       { background: #9E9E9E; }
.color-dot.sand-white { background: #E8DCC8; }

/* 바닥 종류 */
.floor-types { margin-top: 72px; text-align: center; }
.floor-types h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; color: var(--dark); }
.floor-types > p { color: var(--gray-600); margin-bottom: 32px; }
.floor-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
}
.floor-item { text-align: center; }
.floor-preview {
  width: 120px; height: 80px;
  border-radius: var(--radius);
  margin: 0 auto 10px;
  border: 2px solid var(--gray-200);
}
.floor-air-embo { background: radial-gradient(circle at 30% 30%, #d0d8e4 2px, #e8eef5 2px) 0 0 / 12px 12px, #e8eef5; }
.floor-air-line { background: repeating-linear-gradient(0deg, #d0d8e4, #d0d8e4 1px, #e8eef5 1px, #e8eef5 10px), #e8eef5; }
.floor-flat { background: #e8eef5; }
.floor-square { background: repeating-conic-gradient(#d0d8e4 0% 25%, #e8eef5 0% 50%) 0 0 / 14px 14px; }
.floor-item span { font-size: .85rem; color: var(--gray-600); font-weight: 600; }

/* 갤러리 탭 */
.gallery-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 32px;
}
.gtab {
  padding: 10px 24px;
  font-size: .9rem;
  font-weight: 700;
  color: var(--gray-600);
  border-radius: 99px;
  border: 2px solid var(--gray-200);
  transition: var(--transition);
}
.gtab.active, .gtab:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.gallery-panel { display: none; }
.gallery-panel.active { display: block; }
.welfare-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--primary-light);
  font-size: .85rem;
  text-align: center;
}
.welfare-placeholder i { font-size: 2rem; }

/* footer partner */
.footer-partner { font-size: .8rem; color: rgba(255,255,255,.4); margin-top: -8px !important; margin-bottom: 16px !important; }

/* ===== PROCESS ===== */
.process { padding: 100px 0; background: var(--gray-50); }
.process-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}
.process-step {
  flex: 1;
  text-align: center;
  padding: 0 16px;
}
.step-num {
  font-size: .75rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: .1em;
  margin-bottom: 12px;
}
.step-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--primary), var(--accent-dark));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 4px 20px rgba(21,101,192,.3);
}
.step-icon i { font-size: 1.5rem; color: #fff; }
.process-step h4 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; color: var(--dark); }
.process-step p { font-size: .85rem; color: var(--gray-600); line-height: 1.6; }
.process-arrow {
  padding-top: 36px;
  color: var(--primary-light);
  font-size: 1rem;
  flex-shrink: 0;
}

/* ===== GALLERY ===== */
.gallery { padding: 100px 0; background: #fff; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 12px;
  margin-bottom: 40px;
}
.gallery-item { border-radius: var(--radius); overflow: hidden; }
.gallery-item.large { grid-column: span 2; }
.gallery-img-wrap {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--primary-bg);
}
.gallery-item.large .gallery-img-wrap { aspect-ratio: 16/9; }
.gallery-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--primary-light);
}
.gallery-placeholder i { font-size: 2.5rem; }
.gallery-placeholder span { font-size: .85rem; }
.gallery-img-wrap img + .gallery-placeholder { display: none; }
.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.7));
  padding: 40px 20px 16px;
  color: #fff;
  display: flex;
  flex-direction: column;
}
.gallery-label { font-size: .95rem; font-weight: 700; }
.gallery-area { font-size: .78rem; opacity: .8; }
.gallery-more { text-align: center; margin-top: 40px; }
.gallery-more-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
}
.gallery-social-links {
  display: flex;
  flex-direction: row;
  gap: 12px;
  max-width: 860px;
  margin: 0 auto;
}
.social-link-card {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--dark);
  transition: all .2s;
}
.social-link-card:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); }
.social-link-card > i:first-child { font-size: 1.3rem; color: var(--primary); flex-shrink: 0; }
.social-link-card > i:last-child { margin-left: auto; color: var(--gray-400); font-size: .85rem; }
.social-link-card div { text-align: left; }
.social-link-card strong { display: block; font-size: .9rem; font-weight: 700; }
.social-link-card span { font-size: .8rem; color: var(--gray-500); }
.fa-brands.fa-instagram { color: #E1306C !important; }

/* ===== 샘플 배너 ===== */
.sample-banner {
  background: linear-gradient(135deg, #EFF6FF, #DBEAFE);
  padding: 48px 0;
  border-top: 1px solid #BFDBFE;
  border-bottom: 1px solid #BFDBFE;
}
.sample-inner {
  display: flex;
  align-items: center;
  gap: 40px;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 36px;
  box-shadow: var(--shadow);
}
.sample-img-wrap { flex-shrink: 0; }
.sample-product-img { width: 120px; height: 120px; object-fit: cover; border-radius: var(--radius); }
.sample-content { flex: 1; }
.sample-tags { display: flex; gap: 8px; margin-bottom: 10px; }
.sample-tag-badge {
  font-size: .75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 99px;
  background: var(--primary);
  color: #fff;
}
.sample-tag-badge.accent { background: #F59E0B; color: #000; }
.sample-title { font-size: 1.1rem; font-weight: 700; color: var(--dark); margin-bottom: 6px; }
.sample-desc { font-size: .85rem; color: var(--gray-600); line-height: 1.6; margin-bottom: 16px; }
.btn-sample {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #03C75A;
  color: #fff;
  font-weight: 700;
  font-size: .9rem;
  padding: 12px 22px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: opacity .2s;
}
.btn-sample:hover { opacity: .88; }

/* 폼 카카오 안내 */
.form-kakao-notice {
  font-size: .78rem;
  color: var(--gray-500);
  text-align: center;
  margin: 10px 0 6px;
}
.btn-kakao-form {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: #FEE500;
  color: #000;
  font-weight: 700;
  font-size: .95rem;
  padding: 14px;
  border-radius: var(--radius);
  text-decoration: none;
  margin-top: 4px;
}
.btn-kakao-form:hover { opacity: .9; }

/* ===== REVIEW ===== */
.review { padding: 100px 0; background: var(--gray-50); }
.review-avg {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}
.review-score {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary);
}
.review-stars i { color: #F59E0B; font-size: 1.2rem; }
.review-count { font-size: .9rem; color: var(--gray-600); }

.review-slider {
  position: relative;
  margin-top: 48px;
  padding: 0 0 52px;
  overflow: hidden;
}

.review-card {
  height: auto;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  box-sizing: border-box;
  transition: box-shadow .2s;
}
.review-card:hover { box-shadow: var(--shadow); }

.review-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.reviewer-avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--accent-dark));
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  font-weight: 700;
  flex-shrink: 0;
}
.reviewer-info { flex: 1; }
.reviewer-info strong { display: block; font-size: .95rem; font-weight: 700; color: var(--dark); }
.reviewer-info span { font-size: .78rem; color: var(--gray-400); }
.review-rating i { color: #F59E0B; font-size: .85rem; }
.review-text {
  font-size: .88rem;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 16px;
  flex: 1;
}
.review-product {
  font-size: .78rem;
  color: var(--primary);
  font-weight: 600;
  background: var(--primary-bg);
  display: inline-block;
  padding: 4px 12px;
  border-radius: 99px;
}

.slider-btn {
  display: flex !important;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: #fff;
  border-radius: 50%;
  box-shadow: var(--shadow);
  color: var(--primary);
  transition: var(--transition);
  z-index: 10;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}
.slider-btn:hover { background: var(--primary); color: #fff; }
.slider-btn::after { display: none !important; }
.slider-btn.prev { left: -22px; }
.slider-btn.next { right: -22px; }

.slider-dots {
  display: flex !important;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: 30px;
  bottom: 0 !important;
}
.swiper-pagination-bullet {
  width: 8px;
  height: 8px;
  background: var(--gray-300);
  opacity: 1;
  transition: var(--transition);
}
.swiper-pagination-bullet-active {
  background: var(--primary) !important;
  width: 24px !important;
  border-radius: 4px;
}

/* ===== FAQ ===== */
.faq { padding: 100px 0; background: #fff; }
.faq-list { max-width: 1000px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--gray-200);
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  text-align: left;
  transition: color var(--transition);
}
.faq-q:hover { color: var(--primary); }
.faq-q i {
  flex-shrink: 0;
  font-size: .85rem;
  color: var(--primary);
  transition: transform var(--transition);
}
.faq-item.open .faq-q { color: var(--primary); }
.faq-item.open .faq-q i { transform: rotate(45deg); }
.faq-a {
  overflow: hidden;
  max-height: 0;
  transition: max-height .35s ease, padding .35s ease;
}
.faq-item.open .faq-a { max-height: 300px; padding-bottom: 20px; }
.faq-a p { font-size: .9rem; color: var(--gray-600); line-height: 1.8; }

/* ===== CONTACT ===== */
.contact {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}
.contact-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--dark) 0%, var(--primary-dark) 100%);
}
.contact-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-text h2 {
  font-size: 2.2rem;
  font-weight: 900;
  color: #fff;
  line-height: 1.3;
  margin: 16px 0 20px;
}
.contact-text h2 em { font-style: normal; color: var(--accent); }
.contact-text p {
  font-size: 1rem;
  color: rgba(255,255,255,.8);
  line-height: 1.8;
  margin-bottom: 32px;
}
.contact-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .95rem;
  color: rgba(255,255,255,.9);
  font-weight: 500;
}
.contact-features i { color: var(--accent); }

.contact-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 16px;
}
.contact-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 24px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--gray-600);
  margin-bottom: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  font-size: .95rem;
  font-family: var(--font);
  color: var(--dark);
  transition: border-color var(--transition);
  background: #fff;
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary); }
.form-group textarea { resize: vertical; }
.btn-submit {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary), var(--accent-dark));
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 10px;
  transition: var(--transition);
  box-shadow: var(--shadow);
  font-family: var(--font);
  cursor: pointer;
  border: none;
}
.btn-submit:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

/* 개인정보/보안 스타일 */
.privacy-group { margin-bottom: 24px; padding-top: 8px; border-top: 1px solid var(--gray-100); }
.checkbox-container { display: flex; align-items: center; cursor: pointer; font-size: 0.82rem; color: var(--gray-600); }
.checkbox-container input { margin-right: 10px; width: 18px; height: 18px; cursor: pointer; }
.privacy-text a { color: var(--primary); text-decoration: underline; }

.security-badge-row { display: flex; gap: 16px; margin-top: 16px; justify-content: center; }
.security-badge { font-size: 0.72rem; color: var(--gray-400); display: flex; align-items: center; gap: 4px; }
.security-badge i { color: var(--primary-light); }
.contact-channels { display: flex; flex-direction: column; gap: 12px; }
.channel-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius);
  font-weight: 600;
  transition: var(--transition);
}
.channel-btn i { font-size: 1.5rem; }
.channel-btn div { display: flex; flex-direction: column; }
.channel-btn strong { font-size: 1rem; }
.channel-btn span { font-size: .82rem; opacity: .8; }
.channel-btn.kakao { background: var(--kakao); color: var(--kakao-text); }
.channel-btn.kakao:hover { background: #e6ce00; transform: translateY(-2px); }
.channel-btn.phone { background: rgba(255,255,255,.15); color: #fff; border: 1px solid rgba(255,255,255,.3); }
.channel-btn.phone:hover { background: rgba(255,255,255,.25); }

/* ===== 견적 계산기 ===== */
.calc-box {
  margin-top: 28px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(8px);
}
.calc-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.calc-header i { font-size: 1.1rem; color: var(--accent); }
.calc-header h4 { font-size: 1rem; font-weight: 700; color: #fff; }
.calc-row { margin-bottom: 16px; }
.calc-label {
  display: block;
  font-size: .75rem;
  font-weight: 700;
  color: rgba(255,255,255,.6);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 8px;
}
.calc-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.calc-btn {
  padding: 7px 14px;
  font-size: .82rem;
  font-weight: 600;
  color: rgba(255,255,255,.7);
  background: rgba(255,255,255,.08);
  border: 1.5px solid rgba(255,255,255,.15);
  border-radius: 99px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font);
}
.calc-btn:hover { background: rgba(255,255,255,.15); color: #fff; }
.calc-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.calc-input {
  width: 100%;
  margin-top: 8px;
  padding: 10px 14px;
  background: rgba(255,255,255,.1);
  border: 1.5px solid rgba(255,255,255,.2);
  border-radius: 10px;
  color: #fff;
  font-size: .9rem;
  font-family: var(--font);
  outline: none;
}
.calc-input::placeholder { color: rgba(255,255,255,.4); }
.calc-input:focus { border-color: var(--accent); }
.calc-input.hidden { display: none; }

.calc-result {
  background: rgba(0,0,0,.25);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 16px 0 12px;
  border: 1px solid rgba(255,255,255,.1);
}
.calc-result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
}
.calc-result-row span { font-size: .85rem; color: rgba(255,255,255,.7); }
.calc-result-row strong { font-size: 1rem; font-weight: 700; color: #fff; }
.calc-result-row.accent strong { color: var(--kakao); font-size: 1.05rem; }
.calc-result-note { font-size: .72rem; color: rgba(255,255,255,.4); margin-top: 8px; }

.calc-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 13px;
  background: var(--accent);
  color: #fff;
  font-size: .9rem;
  font-weight: 700;
  border-radius: 10px;
  transition: var(--transition);
  font-family: var(--font);
}
.calc-submit:hover { background: var(--accent-dark); transform: translateY(-1px); }

/* ===== FOOTER ===== */
.footer { background: var(--dark); padding: 64px 0 0; }
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand p {
  font-size: .88rem;
  color: rgba(255,255,255,.5);
  line-height: 1.8;
  margin-top: 16px;
  margin-bottom: 24px;
}
.footer-sns { display: flex; gap: 12px; }
.footer-sns a {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.5);
  font-size: .9rem;
  transition: var(--transition);
}
.footer-sns a:hover { background: var(--primary); color: #fff; }
.footer-nav h5 {
  font-size: .85rem;
  font-weight: 700;
  color: rgba(255,255,255,.4);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 16px;
}
.footer-nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a {
  font-size: .88rem;
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}
.footer-nav a:hover { color: #fff; }
.footer-info h5 {
  font-size: .85rem;
  font-weight: 700;
  color: rgba(255,255,255,.4);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 16px;
}
.footer-info p {
  font-size: .83rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 6px;
}
.footer-bottom {
  padding: 20px 0;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom span { font-size: .82rem; color: rgba(255,255,255,.3); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: .82rem; color: rgba(255,255,255,.3); transition: color var(--transition); }
.footer-links a:hover { color: rgba(255,255,255,.7); }
.footer-tel { color: rgba(255,255,255,.7); text-decoration: none; font-weight: 600; transition: color var(--transition); }
.footer-tel:hover { color: var(--accent); }
.footer-info address small { font-size: .72rem; color: rgba(255,255,255,.4); }

/* ===== Floating Buttons ===== */
.floating-btns {
  position: fixed;
  bottom: 16px; /* Lowered from 32px */
  right: 28px;
  z-index: 900;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.float-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: var(--font);
}
.float-btn:hover { transform: scale(1.1); }
.float-btn.kakao { background: var(--kakao); color: var(--kakao-text); }
.float-btn.phone { background: var(--primary); color: #fff; }
.float-btn.top { background: #fff; color: var(--primary); border: 2px solid var(--gray-200); }
.float-btn.top.hidden { opacity: 0; pointer-events: none; }

/* ===== 가격 안내 ===== */
.pricing { padding: 100px 0; background: var(--gray-50); }
.pricing .section-header small { font-size: .8rem; color: var(--gray-400); display: block; margin-top: 8px; }

.pricing-img-ref {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: 56px;
  border: 1px solid var(--gray-200);
}
.pricing-img-ref img { width: 100%; display: block; }

/* 사이즈 카드 */
.size-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
  margin-bottom: 56px;
}
.size-card {
  background: #fff;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 24px 16px 20px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}
.size-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--primary-light); }
.size-card.recommend { border-color: var(--primary); background: var(--primary-bg); }
.size-card.premium { border-color: #1E3A8A; background: #EFF6FF; }
.size-badge {
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 99px;
  white-space: nowrap;
}
.size-badge.best {
  background: linear-gradient(135deg, #1E3A8A 0%, #3B82F6 100%);
  box-shadow: 0 2px 8px rgba(30,58,138,0.3);
}
.size-badge.premium-b { background: #1E3A8A; }
.size-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  margin-top: 4px;
}
.size-card.premium .size-num { color: #1E3A8A; }
.size-unit { font-size: .7rem; color: var(--gray-400); font-weight: 600; margin-bottom: 14px; }
.size-specs {
  list-style: none;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
  padding: 12px;
  background: rgba(255,255,255,.7);
  border-radius: var(--radius);
}
.size-specs li { 
  font-size: .82rem; 
  color: var(--gray-700); 
  display: flex; 
  align-items: center; 
  gap: 8px; 
  line-height: 1.4;
}
.size-specs i { color: var(--primary); font-size: .85rem; width: 14px; text-align: center; }
.size-specs strong { 
  color: var(--primary); 
  font-weight: 800; 
  background: var(--primary-bg);
  padding: 0 4px;
  border-radius: 4px;
}
.size-card.premium .size-specs i, .size-card.premium .size-specs strong { color: #1E3A8A; }
.size-card.premium .size-specs strong { background: #DBEAFE; }
.size-desc { font-size: .82rem; color: var(--gray-500); line-height: 1.6; margin-top: 8px; }
.size-cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 10px;
  padding: 4px 10px;
  background: #fff7ed;
  border: 1px solid #fb923c;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #ea580c;
}

/* 소요량 전환율 바 */
.conversion-wrap {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.conv-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 24px;
}
.conv-title small { font-size: .8rem; color: var(--gray-400); font-weight: 400; margin-left: 6px; }
.conv-bars { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }
.conv-row { display: flex; align-items: center; gap: 16px; }
.conv-size { font-size: .85rem; font-weight: 700; color: var(--gray-600); width: 64px; flex-shrink: 0; text-align: right; }
.conv-bar-wrap { flex: 1; background: var(--gray-100); border-radius: 99px; height: 32px; overflow: hidden; }
.conv-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: #fff;
  font-size: .82rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 12px;
  border-radius: 99px;
  animation: barGrow 1.5s cubic-bezier(0.1, 0, 0.1, 1) forwards;
  transform-origin: left;
  min-width: 44px;
  position: relative;
  overflow: hidden;
}
/* 움직이는 광택 효과 (GIF 대체) */
.conv-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: -150%;
  width: 150%;
  height: 100%;
  background: linear-gradient(90deg, 
    rgba(255,255,255,0) 0%, 
    rgba(255,255,255,0.3) 50%, 
    rgba(255,255,255,0) 100%);
  animation: shimmer 2s infinite linear;
  animation-delay: 1.5s;
}
@keyframes barGrow {
  0% { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}
@keyframes shimmer {
  0% { transform: translateX(0); }
  100% { transform: translateX(200%); }
}
.conv-note { font-size: .82rem; color: var(--gray-500); text-align: center; }

/* 평형별 소요량 표 */
.qty-guide {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  margin-bottom: 40px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.qty-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 20px;
}
.qty-title small { font-size: .78rem; color: var(--gray-400); font-weight: 400; margin-left: 6px; }
.qty-table-wrap { overflow-x: auto; }
.qty-table { width: 100%; border-collapse: collapse; }
.qty-table th {
  background: var(--primary);
  color: #fff;
  padding: 12px 16px;
  font-size: .85rem;
  font-weight: 700;
  text-align: center;
}
.qty-table th:first-child { border-radius: var(--radius) 0 0 0; }
.qty-table th:last-child { border-radius: 0 var(--radius) 0 0; }
.qty-table td {
  padding: 14px 16px;
  text-align: center;
  font-size: .88rem;
  color: var(--gray-800);
  border-bottom: 1px solid var(--gray-100);
}
.qty-table tbody tr:hover td { background: var(--primary-bg); }
.qty-table .py-label {
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-bg);
}
.qty-note { font-size: .8rem; color: var(--gray-400); margin-top: 14px; }

.pricing-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 1024px) {
  .size-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .size-grid { grid-template-columns: repeat(2, 1fr); }
  .conversion-wrap, .qty-guide { padding: 24px 20px; }
}
@media (max-width: 480px) {
  .size-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .size-card { padding: 18px 8px 14px; }
  .size-num { font-size: 1.5rem; }
  .size-specs { gap: 6px; }
  .size-specs li { font-size: 0.72rem; letter-spacing: -0.02em; }
  .size-desc { font-size: 0.7rem; }
  .size-specs li strong { white-space: nowrap; }
  .qty-table { min-width: 100% !important; font-size: 0.72rem; }
  .qty-table th, .qty-table td { padding: 8px 4px; }
}

/* ===== 인증 실이미지 ===== */
.cert-image-wrap {
  max-width: 900px;
  margin: 0 auto 48px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0,0,0,.25);
}
.cert-image-wrap img { width: 100%; display: block; }

.cert-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.cert-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 99px;
  color: #fff;
  font-size: .85rem;
  font-weight: 600;
  backdrop-filter: blur(4px);
}
.cert-badge i { font-size: .9rem; color: rgba(255,255,255,.7); }
.cert-badge.highlight {
  background: var(--kakao);
  border-color: var(--kakao);
  color: var(--kakao-text);
}
.cert-badge.highlight i { color: var(--kakao-text); }

/* ===== 제품 브로슈어 이미지 ===== */
.product-brochure {
  margin-bottom: 48px;
  text-align: center;
}
.product-brochure h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 20px;
}
.product-brochure img {
  max-width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
}

/* ===== 셀럽 추천 ===== */
.celeb { padding: 100px 0; background: var(--gray-50); }
.celeb-img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: 32px;
}
.celeb-img-wrap img { width: 100%; display: block; }
.celeb-cta {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.celeb-cta p { color: var(--gray-600); font-size: .95rem; }
.celeb-cta p strong { color: var(--primary); }

/* ===== YouTube 방송국 ===== */
.youtube { padding: 100px 0; background: var(--dark); }
.youtube .section-tag { background: rgba(255,255,255,.1); color: rgba(255,255,255,.7); }
.youtube .section-header h2 { color: #fff; }
.youtube .section-header h2 em { color: var(--accent); }
.youtube .section-header p { color: rgba(255,255,255,.6); }
.yt-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 36px;
}
.yt-thumb {
  position: relative;
  padding-bottom: 56.25%;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
}
.yt-thumb iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--radius);
}
.yt-more { text-align: center; }
.yt-more .btn-outline-dark {
  border-color: rgba(255,255,255,.3);
  color: #fff;
}
.yt-more .btn-outline-dark:hover { background: #fff; color: var(--dark); }

/* ===== 시공후기 Google Drive 갤러리 ===== */
.board { padding: 100px 0; background: #fff; }

/* 연도 탭 */
.gdrive-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}
.gdrive-tab {
  padding: 8px 24px;
  border: 2px solid #e2e8f0;
  border-radius: 100px;
  background: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--gray-400);
  cursor: pointer;
  transition: all 0.2s;
}
.gdrive-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.gdrive-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* 로딩 / 에러 */
.gdrive-loading {
  text-align: center;
  padding: 60px 0;
  color: var(--gray-400);
  font-size: 1rem;
}
.gdrive-loading i { font-size: 2rem; margin-bottom: 12px; display: block; color: var(--primary); }
.gdrive-error {
  display: none;
  flex-direction: column;
  align-items: center;
  padding: 60px 0;
  color: var(--gray-400);
  text-align: center;
  gap: 12px;
}
.gdrive-error i { font-size: 2.5rem; color: #F59E0B; }
.gdrive-error p { font-size: .95rem; line-height: 1.7; }

/* 사진 그리드 */
.gdrive-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.gdrive-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: pointer;
  background: var(--gray-100);
}
.gdrive-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
  display: block;
}
.gdrive-item:hover img { transform: scale(1.06); }
.gdrive-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.6));
  color: #fff;
  font-size: .78rem;
  padding: 20px 10px 8px;
  opacity: 0;
  transition: opacity .2s;
}
.gdrive-item:hover .gdrive-caption { opacity: 1; }

/* 라이트박스 */
.gdrive-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
}
.gdrive-lightbox.open { display: flex; }
.lightbox-img-wrap {
  max-width: 90vw;
  max-height: 90vh;
  text-align: center;
}
.lightbox-img-wrap img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius);
  object-fit: contain;
}
.lightbox-caption {
  color: rgba(255,255,255,.7);
  font-size: .85rem;
  margin-top: 10px;
}
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: fixed;
  background: rgba(255,255,255,.15);
  border: none;
  color: #fff;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
  z-index: 10000;
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover { background: rgba(255,255,255,.3); }
.lightbox-close { top: 20px; right: 20px; }
.lightbox-prev  { left: 20px;  top: 50%; transform: translateY(-50%); }
.lightbox-next  { right: 20px; top: 50%; transform: translateY(-50%); }

@media (max-width: 768px) {
  .gdrive-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
}

/* ===== 할인 안내 ===== */
.discount { padding: 100px 0; background: var(--primary-bg); }
.discount-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.discount-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.discount-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.dc-icon { font-size: 1.5rem; }
.discount-card-header h3 { font-size: 1rem; font-weight: 700; color: var(--dark); }
.discount-card-header h3 small { font-size: .78rem; color: var(--gray-400); font-weight: 400; }
.dc-list { display: flex; flex-direction: column; gap: 12px; }
.dc-list li {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .9rem;
}
.dc-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: .78rem;
  font-weight: 700;
  white-space: nowrap;
}
.dc-review { background: #FEF3C7; color: #92400E; }
.dc-care { background: #D1FAE5; color: #065F46; }
.dc-refurb { background: #EDE9FE; color: #5B21B6; }
.dc-value { font-size: .9rem; color: var(--gray-800); }
.dc-value strong { color: var(--primary); }
.dc-sub-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-left: 16px;
  margin-top: -4px;
}
.dc-sub-list span { font-size: .78rem; color: var(--gray-600); }
.dc-buddy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
}
.buddy-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: var(--primary-bg);
  border-radius: var(--radius);
}
.buddy-item strong { font-size: .95rem; color: var(--dark); }
.buddy-item span { font-size: .9rem; color: var(--primary); font-weight: 700; }
.dc-divider { height: 1px; background: var(--gray-200); margin: 16px 0; }
.dc-benefit li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .9rem;
  color: var(--gray-800);
}
.dc-benefit i { color: #EF4444; font-size: .85rem; }
.dc-benefit strong { color: var(--primary); }
.dc-fee-table { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--gray-200); margin-bottom: 12px; }
.fee-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  text-align: center;
}
.fee-row.header { background: var(--primary); }
.fee-row.header span { padding: 8px; font-size: .8rem; font-weight: 700; color: #fff; }
.fee-row span { padding: 12px 8px; font-size: .9rem; color: var(--gray-800); border-right: 1px solid var(--gray-200); }
.fee-row span:last-child { border-right: none; }
.fee-free { color: var(--primary) !important; font-weight: 700 !important; }
.dc-note { font-size: .82rem; color: var(--gray-600); text-align: center; }
.dc-note strong { color: var(--primary); }
.dc-qty-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}
.qty-item {
  text-align: center;
  padding: 16px 8px;
  background: var(--primary-bg);
  border-radius: var(--radius);
}
.qty-item strong { display: block; font-size: 1.1rem; font-weight: 900; color: var(--primary); margin-bottom: 4px; }
.qty-item span { font-size: .82rem; color: var(--gray-600); }

/* 우대할인 대상 */
.welfare-discount { margin-top: 8px; }
.welfare-title {
  text-align: center;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 24px;
}
.welfare-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}
.welfare-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px;
  border: 2px solid var(--primary-bg);
  box-shadow: var(--shadow-sm);
}
.welfare-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.welfare-head span { font-size: 1.5rem; }
.welfare-head h4 { font-size: .95rem; font-weight: 700; color: var(--dark); }
.welfare-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.welfare-tags span {
  background: var(--primary-bg);
  color: var(--primary);
  font-size: .78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 99px;
}
.welfare-note {
  text-align: center;
  font-size: .85rem;
  color: var(--gray-600);
  background: rgba(21,101,192,.06);
  padding: 12px 20px;
  border-radius: var(--radius);
}
.welfare-note i { color: var(--primary); margin-right: 6px; }

/* ===== 상담폼 업데이트 ===== */
.req { color: #EF4444; font-size: .7rem; vertical-align: super; }
.phone-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.phone-row input { flex: 1; text-align: center; }
.phone-dash { color: var(--gray-400); font-weight: 700; flex-shrink: 0; }
.file-upload-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--gray-50);
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  font-size: .9rem;
  font-weight: 600;
  color: var(--gray-600);
  cursor: pointer;
  transition: var(--transition);
}
.file-upload-btn:hover { border-color: var(--primary); color: var(--primary); }
.file-name-label { font-size: .82rem; color: var(--gray-400); margin-left: 8px; }
.form-note {
  background: var(--primary-bg);
  border-left: 3px solid var(--primary);
  padding: 12px 16px;
  font-size: .85rem;
  color: var(--gray-600);
  border-radius: 0 var(--radius) var(--radius) 0;
  line-height: 1.7;
  margin-bottom: 12px;
}
.form-note strong { color: var(--primary); }
.form-group label small { font-size: .75rem; color: var(--gray-400); font-weight: 400; }

/* ===== Scroll Animation ===== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .yt-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1024px) {
  .hero-title { font-size: 2.6rem; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .material-grid { grid-template-columns: repeat(2, 1fr); }

  .material-card.active { grid-column: auto; grid-row: auto; }
  .cert-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-card.highlight { grid-column: span 1; }
  .discount-grid { grid-template-columns: repeat(2, 1fr); }
  .welfare-grid { grid-template-columns: repeat(2, 1fr); }
  .yt-grid { grid-template-columns: repeat(3, 1fr); }
  .tpu-examples { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .space-grid { grid-template-columns: repeat(4, 1fr); max-width: 100%; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .floor-grid { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 768px) {
  .nav, .btn-header-cta { display: none; }
  .hamburger { display: flex; }

  .nav.mobile-open {
    display: flex;
    position: fixed;
    inset: 72px 0 0 0;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 999;
  }
  .nav.mobile-open ul { flex-direction: column; gap: 8px; text-align: center; }
  .nav.mobile-open a { font-size: 1.2rem; padding: 16px 32px; display: block; }

  .hero { min-height: auto; padding: 100px 0 60px; }
  .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .hero-image { display: none; }
  .hero-title { font-size: 2.2rem; }
  .hero-stats { flex-wrap: wrap; gap: 0; }
  .stat { min-width: 50%; padding: 8px 0; }
  .stat-divider { display: none; }

  .section-header h2 { font-size: 1.7rem; }

  .why-grid { grid-template-columns: 1fr 1fr; }
  .material-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .hero-badge-row { flex-wrap: nowrap; gap: 4px; overflow-x: auto; -ms-overflow-style: none; scrollbar-width: none; }
  .hero-badge-row::-webkit-scrollbar { display: none; }
  .hero-badge { font-size: 0.65rem; padding: 4px 8px; gap: 4px; white-space: nowrap; flex-shrink: 0; }
  .hero-tags { gap: 6px; }
  .hero-tags span { font-size: 0.72rem; padding: 4px 10px; }
  .material-card.active { grid-column: auto; }
  .tpu-examples { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .tpu-icon { width: 64px; height: 64px; }
  .tpu-icon i { font-size: 1.5rem; }
  .tpu-subtitle { padding: 20px 24px; font-size: .9rem; }
  .space-grid { grid-template-columns: repeat(2, 1fr); max-width: 100%; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-card.highlight { grid-column: span 2; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; text-align: center; }
  .process-arrow { display: none; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item.large { grid-column: auto; }
  .contact-inner.side-by-side { flex-direction: column; gap: 40px; }
  .contact-left, .contact-right { width: 100%; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .floor-grid { gap: 12px; }
  .floor-preview { width: 80px; height: 54px; }
  .discount-grid { grid-template-columns: 1fr; }
  .welfare-grid { grid-template-columns: 1fr; }
  .yt-grid { grid-template-columns: 1fr; gap: 16px; }
  .board-item:hover { padding-left: 0; padding-right: 0; margin: 0; }
}

/* ===== 매트 관리 가이드 ===== */
.care-guide { padding: 100px 0; background: #f8fafd; }
.care-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.care-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}
.care-warning {
  border-top: 4px solid var(--primary);
}
.care-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.care-card-header i {
  font-size: 1.4rem;
  color: var(--primary);
}
.care-warning .care-card-header i { color: var(--primary); }
.care-card-header h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark);
  margin: 0;
}
.care-warning .care-card-header h3 { color: var(--primary); }
.care-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.care-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  font-size: .95rem;
  color: var(--gray-700);
  line-height: 1.7;
}
.care-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--primary-bg);
  color: var(--primary);
  font-weight: 800;
  font-size: .85rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.care-note {
  font-size: .85rem;
  color: var(--gray-500);
  margin: 0 0 20px;
  padding: 10px 14px;
  background: var(--primary-bg);
  border-radius: 6px;
  border-left: 3px solid var(--primary);
}
.care-exclude-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.care-exclude-list li {
  font-size: .92rem;
  color: var(--gray-700);
  line-height: 1.6;
  padding-left: 16px;
  position: relative;
}
.care-exclude-list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}
@media (max-width: 768px) {
  .care-grid { grid-template-columns: 1fr; }
}

/* ===== 할인 중복 안내 카드 ===== */
.dc-notice-card { border-top: 4px solid var(--primary); }
.dc-notice-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.dc-notice-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .93rem;
  color: var(--gray-700);
  line-height: 1.6;
}
.dc-notice-list .fa-circle-xmark { color: #EF4444; font-size: 1rem; flex-shrink: 0; margin-top: 2px; }
.dc-notice-list .fa-circle-check { color: #22C55E; font-size: 1rem; flex-shrink: 0; margin-top: 2px; }

/* ===== 와이퍼 (Before/After) 슬라이더 ===== */
.wiper-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 8px;
}
.wiper-wrap { display: flex; flex-direction: column; gap: 10px; }
.wiper-label-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: .9rem;
  color: var(--dark);
}
.wiper-area {
  font-size: .8rem;
  color: var(--gray-500);
  font-weight: 400;
}
.wiper-compare {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: ew-resize;
  box-shadow: var(--shadow);
  background: var(--primary-bg);
}
/* 사진 준비중 오버레이 */
.wiper-compare::after {
  content: '📷 사진 준비중입니다';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(21, 101, 192, 0.72);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  pointer-events: none;
  z-index: 10;
  border-radius: var(--radius-lg);
}
.wiper-range { pointer-events: none; }
.wiper-before,
.wiper-after {
  position: absolute;
  inset: 0;
}
.wiper-before { z-index: 1; }
.wiper-after {
  z-index: 2;
  clip-path: inset(0 50% 0 0);
}
.wiper-before img,
.wiper-after img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
}
/* 이미지 없을 때 fallback */
.wiper-before { background: #dbeafe; }
.wiper-after  { background: #1565C0; }
.wiper-tag {
  position: absolute;
  bottom: 10px;
  font-size: .75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 99px;
  z-index: 3;
}
.before-tag { left: 10px; background: rgba(0,0,0,.45); color: #fff; }
.after-tag  { right: 10px; background: var(--primary); color: #fff; }
.wiper-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background: #fff;
  z-index: 10;
  transform: translateX(-50%);
  pointer-events: none;
}
.wiper-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: .95rem;
}
.wiper-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  z-index: 20;
  margin: 0;
  padding: 0;
}
@media (max-width: 768px) {
  .wiper-grid { grid-template-columns: 1fr; }
}

/* ===== 폼 제출 완료 화면 ===== */
.form-success {
  text-align: center;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.form-success-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}
.form-success-icon i {
  font-size: 2rem;
  color: #fff;
}
.form-success h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--primary);
  margin: 0;
}
.form-success p {
  color: var(--text-muted);
  margin: 0;
  font-size: .95rem;
}

/* ===== Brochure Section ===== */
.brochure-section {
  padding: 80px 0;
  background: var(--gray-50);
}
.brochure-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  border-radius: 24px;
  padding: 48px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.05);
  border: 1px solid var(--gray-100);
  gap: 40px;
}
.brochure-info { flex: 1; }
.brochure-info h3 { font-size: 2rem; font-weight: 800; margin: 12px 0 16px; color: var(--dark); }
.brochure-info h3 em { font-style: normal; color: var(--primary); }
.brochure-info p { font-size: 1rem; color: var(--gray-600); line-height: 1.7; margin-bottom: 32px; }

.brochure-btns { display: flex; gap: 12px; }
.brochure-btns .btn-primary, .brochure-btns .btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none;
  transition: var(--transition);
}
.brochure-btns .btn-primary { background: var(--primary); color: #fff; }
.brochure-btns .btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.brochure-btns .btn-outline { border: 2px solid var(--primary); color: var(--primary); }
.brochure-btns .btn-outline:hover { background: var(--primary-bg); transform: translateY(-2px); }

.brochure-preview {
  flex-shrink: 0;
  width: 200px;
  height: 260px;
  background: var(--primary-bg);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--primary-light);
}
.pdf-icon-box { text-align: center; color: var(--primary); }
.pdf-icon-box i { font-size: 4rem; margin-bottom: 12px; display: block; }
.pdf-icon-box span { font-weight: 800; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.1em; }

@media (max-width: 768px) {
  .brochure-card { flex-direction: column; padding: 32px; text-align: center; }
  .brochure-btns { justify-content: center; flex-direction: column; align-items: center; }
  .brochure-btns .btn-primary { width: 100%; max-width: 320px; }
  .brochure-preview { display: none; }
  .brochure-viewer { max-width: 100%; width: 100%; }
  .brochureSwiper { height: 480px; }
}
.form-success-contact {
  font-size: 1.1rem !important;
  font-weight: 700;
  color: var(--primary) !important;
}
.form-success-contact i { margin-right: 6px; }

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-title { font-size: 1.8rem; }
  .hero-cta-group { flex-direction: column; }
  .btn-kakao, .btn-outline { width: 100%; justify-content: center; }
  .why-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .brochureSwiper { height: 420px; }
  .cert-grid { grid-template-columns: 1fr 1fr; }
  .cert-card.highlight { grid-column: span 2; }
  .space-tabs, .gallery-tabs { flex-wrap: wrap; }
  .trust-bar-inner { gap: 16px; }
  .compare-table th, .compare-table td { padding: 10px 8px; font-size: .78rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .dc-buddy-grid { grid-template-columns: 1fr 1fr; }
  .dc-qty-grid { grid-template-columns: repeat(3,1fr); }
  .welfare-grid { grid-template-columns: 1fr; }
  .cert-badges { gap: 8px; }
  .cert-badge { font-size: .75rem; padding: 8px 12px; }
}

/* ===== Contact Side-by-Side Redesign ===== */
.contact { 
  padding: 100px 0; 
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  position: relative;
  overflow: hidden;
}
.contact::before {
  content: '';
  position: absolute;
  top: -100px; left: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  z-index: 0;
}

.contact-inner.side-by-side {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 60px;
  align-items: flex-start;
}

.contact-left { flex: 1.1; }
.contact-right { flex: 1; }

.contact-header { margin-bottom: 32px; }
.contact-header h2 { font-size: 2.2rem; font-weight: 800; color: #fff; margin-bottom: 16px; }
.contact-header h2 em { font-style: normal; color: var(--kakao); }

.contact-features-mini {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  margin-bottom: 24px;
}
.contact-features-mini li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.8);
  font-size: 0.9rem;
}
.contact-features-mini i { color: var(--kakao); font-size: 0.8rem; }

/* Calculator UI */
.contact-left .calc-box {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(12px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.2);
}

.calc-group { margin-bottom: 24px; }
.calc-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calc-btns { display: flex; flex-wrap: wrap; gap: 8px; }
#calcSize .calc-btns { flex-wrap: nowrap; }
.calc-btn {
  padding: 9px 16px;
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 99px;
  color: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  transition: all 0.3s ease;
}
.calc-btn:hover { background: rgba(255,255,255,0.2); border-color: rgba(255,255,255,0.4); }
.calc-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 4px 15px rgba(0, 176, 255, 0.4);
}

.calc-input {
  width: 100%;
  margin-top: 12px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 12px;
  color: #fff;
  font-family: var(--font);
}
.calc-input.hidden { display: none; }

.calc-result {
  background: rgba(0,0,0,0.25);
  border-radius: 16px;
  padding: 24px;
  margin: 32px 0;
  border: 1px solid rgba(255,255,255,0.1);
}

.res-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}
.res-row span { font-size: 0.95rem; color: rgba(255,255,255,0.7); }
.res-row strong { font-size: 1.6rem; font-weight: 800; color: #fff; }
.res-row strong.highlight { color: var(--kakao); }

.res-note {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  margin-top: 6px;
  line-height: 1.5;
}

.btn-calc-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 18px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 14px;
  transition: all 0.3s ease;
  box-shadow: 0 10px 25px rgba(0, 176, 255, 0.3);
}
.btn-calc-cta:hover {
  background: var(--accent-dark);
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0, 176, 255, 0.5);
}

/* Right Form Styling */
.contact-right .contact-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.15);
}
.contact-right .contact-card h3 { font-size: 1.4rem; font-weight: 800; color: var(--dark); margin-bottom: 8px; }
.form-sub { font-size: 0.9rem; color: var(--gray-500); margin-bottom: 28px; }

.form-info-box {
  margin-top: 10px;
  padding: 14px;
  background: var(--primary-bg);
  border-radius: 8px;
  font-size: 0.8rem;
  color: var(--primary);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .contact-inner.side-by-side { gap: 40px; }
}

/* ===== 기업 협력 섹션 ===== */
.biz-section {
  padding: 80px 0;
  background: #F8FAFF;
  border-top: 1px solid var(--gray-200);
}
.biz-header { text-align: center; margin-bottom: 40px; }
.biz-header h2 { font-size: 1.8rem; margin-bottom: 8px; }
.biz-header p { color: var(--gray-600); font-size: .95rem; }

.biz-types {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.biz-type-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 20px 24px;
  min-width: 110px;
  transition: all .2s;
}
.biz-type-card:hover { border-color: var(--primary); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.biz-type-card i { font-size: 1.6rem; color: var(--primary); }
.biz-type-card strong { font-size: .88rem; font-weight: 700; color: var(--dark); }
.biz-type-card span { font-size: .75rem; color: var(--gray-500); text-align: center; }

.biz-form {
  max-width: 900px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
}
.biz-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.biz-form-group { display: flex; flex-direction: column; gap: 6px; }
.biz-form-group.full { margin-bottom: 16px; }
.biz-form-group label { font-size: .85rem; font-weight: 600; color: var(--gray-700); }
.biz-form-group .req { color: #E53E3E; }
.biz-form-group input,
.biz-form-group select,
.biz-form-group textarea {
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: .9rem;
  font-family: inherit;
  color: var(--dark);
  transition: border-color .2s;
  background: #fff;
}
.biz-form-group input:focus,
.biz-form-group select:focus,
.biz-form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.biz-form-group textarea { resize: vertical; }
.btn-biz-submit {
  width: 100%;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  padding: 15px;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background .2s;
  margin-top: 8px;
}
.btn-biz-submit:hover { background: var(--primary-dark); }
.biz-email-note {
  text-align: center;
  font-size: .8rem;
  color: var(--gray-500);
  margin-top: 12px;
}
.biz-email-note strong { color: var(--primary); }

@media (max-width: 600px) {
  .biz-form-row { grid-template-columns: 1fr; }
  .biz-form { padding: 24px 20px; }
  .biz-types { gap: 10px; }
  .biz-type-card { min-width: 90px; padding: 14px 16px; }
}

/* ===== FORM SUCCESS STATE ===== */
.form-success { text-align: center; padding: 20px 0; animation: fadeIn 0.5s ease; }
.form-success-icon { font-size: 4rem; color: var(--primary); margin-bottom: 20px; }
.form-success h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 12px; color: var(--dark); }
.form-success-kakao-box { background: #FFFBEB; border: 1px solid #FEF3C7; border-radius: 12px; padding: 20px; margin: 24px 0; }
.form-success-kakao-box p { font-size: 0.9rem; color: #92400E; margin-bottom: 16px; line-height: 1.5; }
.btn-kakao-send { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; padding: 14px; background: #FEE500; color: #3C1E1E; font-weight: 800; border: none; border-radius: 10px; cursor: pointer; transition: transform 0.2s; font-size: 1rem; }
.btn-kakao-send:hover { transform: scale(1.02); background: #FADA00; }
.form-success-contact { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 24px; }
.btn-reset { background: none; border: none; color: var(--gray-500); text-decoration: underline; cursor: pointer; font-size: 0.85rem; }

/* ===== 모바일 최적화 추가 ===== */
@media (max-width: 768px) {
  .header-inner { gap: 10px; }
  .nav { display: none; } /* 모바일에서는 햄버거 메뉴만 사용 */
  .lang-switch { margin-left: auto; order: 10; }
  .hamburger { display: flex; order: 11; margin-left: 0; }
  .btn-header-cta { display: none; }

  .brochure-info { text-align: center; }
  .brochure-btns { justify-content: center; }
  .brochure-viewer { margin-top: 40px; }
  
  .compare-table, .qty-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -24px;
    padding: 0 24px;
  }
  .compare-table table, .qty-table { min-width: 100%; }
}


/* ===== BROCHURE STACK ===== */
.brochure-preview-stack { position: relative; width: 320px; height: 420px; perspective: 1000px; margin-left: 40px; }
.brochure-book { position: absolute; width: 100%; height: 100%; transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1); cursor: pointer; transform-origin: left center; }
.book-cover { width: 100%; height: 100%; background: #fff; border-radius: 4px 12px 12px 4px; box-shadow: 10px 10px 25px rgba(0,0,0,0.2); overflow: hidden; border: 1px solid rgba(0,0,0,0.1); }
.book-cover img { width: 100%; height: 100%; object-fit: cover; }
.book-1 { transform: rotateY(-15deg) translateZ(0); z-index: 3; }
.book-2 { transform: rotateY(-25deg) translateZ(-40px) translateX(-40px); z-index: 2; opacity: 0.8; }
.book-3 { transform: rotateY(-35deg) translateZ(-80px) translateX(-80px); z-index: 1; opacity: 0.6; }
.brochure-preview-stack:hover .book-1 { transform: rotateY(-5deg) translateX(40px); }
.brochure-preview-stack:hover .book-2 { transform: rotateY(-15deg) translateX(20px); opacity: 1; }
.brochure-preview-stack:hover .book-3 { transform: rotateY(-25deg) translateX(0); opacity: 1; }
@media (max-width: 991px) { .brochure-preview-stack { margin: 40px auto 0; width: 260px; height: 340px; } }


/* ===== ALBUM BOARD (SUPABASE) ===== */
.album-board { margin-top: 40px; }
.album-filters { display: flex; justify-content: center; gap: 12px; margin-bottom: 40px; }
.filter-btn { padding: 10px 24px; border-radius: 99px; border: 1px solid var(--gray-200); background: #fff; color: var(--gray-500); font-weight: 500; cursor: pointer; transition: all 0.3s; }
.filter-btn:hover { background: var(--primary-light); color: var(--primary); }
.filter-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.album-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  min-height: 400px;
}

@media (max-width: 991px) {
  .album-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .album-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .album-img { height: 160px; }
  .album-meta { padding: 12px; }
  .album-meta h4 { font-size: 0.95rem; }
}
.album-item { position: relative; border-radius: var(--radius-lg); overflow: hidden; background: #fff; box-shadow: var(--shadow-sm); cursor: pointer; transition: transform 0.3s; }
.album-item:hover { transform: translateY(-5px); }
.album-img { width: 100%; height: 220px; overflow: hidden; }
.album-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.album-item:hover .album-img img { transform: scale(1.1); }
.album-meta { padding: 20px; }
.album-meta h4 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--dark); }
.album-meta p { font-size: 0.9rem; color: var(--gray-500); line-height: 1.5; }
.album-loader { grid-column: 1 / -1; text-align: center; padding: 100px 0; color: var(--primary); font-size: 1.2rem; }
.album-more { text-align: center; margin-top: 60px; }
.lightbox-meta { position: absolute; bottom: 0; left: 0; right: 0; padding: 30px; background: linear-gradient(transparent, rgba(0,0,0,0.8)); color: #fff; border-radius: 0 0 16px 16px; }
.lightbox-meta h4 { font-size: 1.5rem; margin-bottom: 10px; }
.lightbox-meta p { font-size: 1rem; opacity: 0.9; }
.btn-lightbox-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 8px 16px;
  background: var(--primary);
  color: #fff;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s;
}
.btn-lightbox-link:hover { background: var(--primary-dark); }



/* ===== BROCHURE VIEWER (BOOK EFFECT) ===== */
.brochure-viewer { flex: 1; max-width: 500px; position: relative; }
.brochureSwiper { width: 100%; height: 600px; border-radius: 12px; box-shadow: 0 20px 40px rgba(0,0,0,0.15); background: #fff; overflow: hidden; }
.brochureSwiper .swiper-slide { display: flex; align-items: center; justify-content: center; border-radius: 8px; overflow: hidden; background: #fff; box-shadow: 0 5px 15px rgba(0,0,0,0.1); border: 1px solid #eee; }
.brochureSwiper .swiper-slide img { width: 100%; height: 100%; object-fit: contain; }
.viewer-tip { text-align: center; margin-top: 20px; font-size: 0.85rem; color: var(--gray-500); animation: float 2s infinite ease-in-out; }
@keyframes float { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(10px); } }
.brochureSwiper .swiper-button-next, .brochureSwiper .swiper-button-prev { color: var(--primary); background: rgba(255,255,255,0.8); width: 40px; height: 40px; border-radius: 50%; box-shadow: var(--shadow-sm); transition: all 0.3s; }
.brochureSwiper .swiper-button-next:after, .brochureSwiper .swiper-button-prev:after { font-size: 1.2rem; font-weight: bold; }
.brochureSwiper .swiper-pagination-bullet-active { background: var(--primary); }


/* ===== NOTICE MODAL POPUP ===== */
.modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.6); backdrop-filter: blur(4px); z-index: 10000; display: none; align-items: center; justify-content: center; padding: 20px; }
.modal-overlay.open { display: flex; }
.modal-content { background: #fff; width: 100%; max-width: 400px; border-radius: 20px; overflow: hidden; box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25); position: relative; animation: modalIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
@keyframes modalIn { from { opacity: 0; transform: scale(0.8) translateY(20px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-header { background: #F8FAFC; padding: 15px 20px; border-bottom: 1px solid #E2E8F0; display: flex; align-items: center; gap: 8px; font-weight: 600; color: #64748B; font-size: 0.9rem; }
.modal-header i { color: #F59E0B; }
.modal-body { padding: 40px 30px; text-align: center; }
.modal-body h3 { font-size: 1.4rem; font-weight: 800; color: #1E293B; margin-bottom: 16px; }
.modal-body p { color: #64748B; line-height: 1.6; margin-bottom: 24px; font-size: 0.95rem; }
.modal-body .highlight { background: #EFF6FF; padding: 16px; border-radius: 12px; color: #1E40AF; font-weight: 500; }
.modal-body .highlight strong { color: #2563EB; font-weight: 700; }
.modal-footer { display: flex; border-top: 1px solid #E2E8F0; }
.modal-footer button { flex: 1; padding: 16px; border: none; background: #fff; font-size: 0.9rem; font-weight: 500; color: #64748B; cursor: pointer; transition: background 0.2s; }
.modal-footer button:hover { background: #F8FAFC; color: #1E293B; }
.modal-footer .btn-today { border-right: 1px solid #E2E8F0; }
.modal-cta { display: flex; align-items: center; justify-content: center; gap: 8px; background: #FEE500; color: #1E1E1E; padding: 18px; font-weight: 700; text-decoration: none; font-size: 1.1rem; }
.modal-cta:hover { background: #FADA0A; }