/* ==========================================================================
   삼욱전기 (SAMUK ELECTRIC) — CSS Architecture
   Theme: Warm Editorial + Clean Commerce
   Features: Glassmorphism Nav, Presentation Hero, AI HQ IoT Cards, Before/After Slider, Security Admin
   ========================================================================== */

/* Global Reset & Base Typography */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

/* [hidden]의 UA 기본값(display:none)은 author 스타일보다 우선순위가 낮아
   .form-group { display: flex } 같은 클래스 규칙 하나에도 묻힌다.
   구독 카드(.js-subscription-only)와 견적 폼의 면적/용량 입력 그룹에서 실제로
   두 번 터졌다 — 국소 대응 대신 전역으로 고정한다. */
[hidden] {
  display: none !important;
}

body {
  font-family: var(--font-family-sans);
  background-color: var(--color-canvas);
  color: var(--color-ink-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Typography & Headings */
h1, h2, h3, h4 {
  color: var(--color-ink-primary);
  font-weight: 700;
  line-height: 1.25;
}

/* 표제 계층(h1→h3, h2→h4 건너뜀)을 바로잡느라 태그를 올렸다.
   이 둘은 브라우저 기본 크기에 기대고 있었으므로 원래 크기를 명시로 고정한다. */
#hero-card-title { font-size: 1.17rem; }
#ba-title { font-size: 1.15rem; margin-bottom: 0.2rem; }

.section-subtitle {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-primary-deep);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.2rem;
  margin-bottom: 0.8rem;
}

.section-desc {
  color: var(--color-ink-muted);
  font-size: 1.05rem;
  max-width: 650px;
  margin: 0 auto;
}

.text-center {
  text-align: center;
}

/* Top Notification Bar */
.top-bar {
  background-color: var(--color-ink-primary);
  color: var(--color-on-dark);
  font-size: 0.85rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-contacts {
  display: flex;
  gap: 1.2rem;
  align-items: center;
}

.top-bar-contacts a:hover {
  color: var(--color-primary-light);
}

.btn-admin-trigger {
  background: rgba(204, 120, 92, 0.2);
  border: 1px solid var(--color-primary);
  color: var(--color-on-dark);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-admin-trigger:hover {
  background: var(--color-primary-strong);
}

/* Glassmorphism Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250, 249, 245, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-hairline);
  transition: all 0.3s ease;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-name {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-ink-primary);
  letter-spacing: -0.02em;
  /* 상호명이 "삼욱전기상사"로 길어져 좁은 네비게이션에서 두 줄로 깨진다. */
  white-space: nowrap;
}

.badge-since {
  background-color: var(--color-primary-light);
  color: var(--color-primary-deep);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-ink-secondary);
  transition: color 0.2s ease;
  /* 상호명이 길어지면서 메뉴가 두 줄로 깨졌다. 항목은 줄바꿈하지 않는다. */
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--color-primary-deep);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* CTA 문구("빠른 견적/AS 문의")가 슬래시에서 잘려 두 줄이 되던 문제. */
.nav-actions .btn-primary {
  white-space: nowrap;
}

.lang-switcher {
  display: flex;
  background: var(--color-surface-soft);
  padding: 3px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-hairline);
}

.lang-btn {
  border: none;
  background: transparent;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-ink-muted);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
}

.lang-btn.active {
  background: var(--color-surface-pure);
  color: var(--color-primary-deep);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

/* --- 모바일 햄버거 메뉴 ---
   1040px 이하에서 .nav-links가 숨겨지면 섹션 이동 수단이 CTA뿐이었다.
   그 구간에서만 토글과 드롭다운 메뉴를 노출한다. */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  align-items: center;
  background: transparent;
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-ink-primary);
  border-radius: var(--radius-pill);
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  border-top: 1px solid var(--color-hairline);
  background: var(--color-canvas);
  max-height: calc(100vh - 72px);
  overflow-y: auto;
}

.mobile-menu[hidden] {
  display: none;
}

.mobile-menu-list {
  list-style: none;
  margin: 0;
  padding: var(--space-2) var(--space-5) var(--space-5);
  display: flex;
  flex-direction: column;
}

.mobile-menu-list a {
  display: block;
  padding: 0.9rem 0.25rem;
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-ink-secondary);
  border-bottom: 1px solid var(--color-hairline);
}

.mobile-menu-list li:last-child a {
  border-bottom: none;
}

.mobile-menu-list a:hover {
  color: var(--color-primary-deep);
}

.nav-toggle:focus-visible,
.mobile-menu-list a:focus-visible {
  outline: 3px solid var(--color-primary-hover);
  outline-offset: 2px;
}

/* 좁은 화면에서는 헤더 CTA를 숨기는 대신 메뉴 안에 같은 CTA를 둔다. */
.mobile-menu-cta {
  margin-top: var(--space-4);
}

.mobile-menu-cta a {
  border-bottom: none;
  text-align: center;
  color: var(--color-on-primary);
  padding: 0.85rem 1.4rem;
}

/* Buttons */
.btn-primary {
  display: inline-block;
  background-color: var(--color-primary-strong);
  color: var(--color-on-primary);
  font-weight: 600;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-primary);
  cursor: pointer;
  transition: all 0.25 ease;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--color-ink-primary);
  font-weight: 600;
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-hairline);
  cursor: pointer;
  transition: all 0.25 ease;
}

.btn-secondary:hover {
  background-color: var(--color-surface-soft);
}

/* Full-Bleed Hero Presentation */
.hero-presentation {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  color: var(--color-on-dark);
  transition: background-image 0.6s ease-in-out;
}

/* 슬라이드별 그래픽 배경. 보유 사진이 전부 시공 검증용 근접 촬영이라
   히어로에 쓸 와이드샷이 없어 패턴으로 대체한다. content.json의
   bgImage를 채우면 사진이 우선한다. */
.hero-pattern-1,
.hero-pattern-2,
.hero-pattern-3 {
  background-color: var(--color-ink-primary);
  background-size: auto;
}

.hero-pattern-1 {
  background-image:
    radial-gradient(circle at 78% 40%, color-mix(in srgb, var(--color-primary) 52%, transparent) 0%, transparent 46%),
    radial-gradient(circle at 95% 90%, color-mix(in srgb, var(--color-primary-deep) 48%, transparent) 0%, transparent 42%),
    repeating-linear-gradient(115deg, color-mix(in srgb, var(--color-on-dark) 5%, transparent) 0 1px, transparent 1px 20px),
    linear-gradient(120deg, var(--color-ink-primary) 0%, var(--color-ink-secondary) 100%);
}

.hero-pattern-2 {
  background-image:
    radial-gradient(ellipse at 84% 50%, color-mix(in srgb, var(--color-primary) 42%, transparent) 0%, transparent 56%),
    repeating-linear-gradient(0deg, color-mix(in srgb, var(--color-primary) 20%, transparent) 0 2px, transparent 2px 28px),
    repeating-linear-gradient(90deg, color-mix(in srgb, var(--color-on-dark) 4%, transparent) 0 1px, transparent 1px 64px),
    linear-gradient(140deg, var(--color-ink-primary) 0%, var(--color-ink-secondary) 100%);
}

.hero-pattern-3 {
  background-image:
    repeating-radial-gradient(circle at 82% 55%, color-mix(in srgb, var(--color-primary) 24%, transparent) 0 2px, transparent 2px 36px),
    radial-gradient(circle at 82% 55%, color-mix(in srgb, var(--color-primary-deep) 52%, transparent) 0%, transparent 60%),
    linear-gradient(135deg, var(--color-ink-primary) 0%, var(--color-ink-secondary) 100%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(20, 20, 19, 0.85) 0%, rgba(20, 20, 19, 0.65) 55%, rgba(20, 20, 19, 0.3) 100%);
  z-index: 1;
}

/* 패턴 배경은 이미 어둡고 통제돼 있어 사진용 오버레이만큼 덮을 필요가 없다. */
.hero-pattern-1 .hero-overlay,
.hero-pattern-2 .hero-overlay,
.hero-pattern-3 .hero-overlay {
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--color-ink-primary) 74%, transparent) 0%,
    color-mix(in srgb, var(--color-ink-primary) 48%, transparent) 55%,
    color-mix(in srgb, var(--color-ink-primary) 16%, transparent) 100%
  );
}

.hero-container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  padding-top: 3rem;
  padding-bottom: 4rem;
}

.hero-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(6px);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  margin-right: 0.5rem;
  margin-bottom: 1rem;
}

.tag-highlight {
  background: var(--color-primary-strong);
}

.hero-title {
  font-family: var(--font-family-serif);
  font-size: 3.2rem;
  color: var(--color-on-dark);
  margin-bottom: 1.2rem;
  letter-spacing: -0.02em;
}

.hero-desc {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* Hero Visual Card */
.hero-visual-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.hero-card-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  padding-bottom: 1rem;
  margin-bottom: 1.2rem;
}

.card-since {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--color-primary-light);
  font-weight: 700;
}

.hero-check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 0.8rem;
}

.hero-check-list li::before {
  content: "✓";
  /* 어두운 히어로 오버레이 위라 -deep이 아니라 밝은 쪽으로 간다. */
  color: var(--color-primary-light);
  font-weight: 800;
}

/* Slider Controls */
.slider-controls {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  padding: 0.5rem 1.2rem;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.slide-number {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.slide-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: all 0.25s ease;
}

.dot.active {
  background: var(--color-primary-strong);
  width: 24px;
  border-radius: 10px;
}

/* Stats Section */
.stats-section {
  padding: 3.5rem 0;
  background: var(--color-surface-pure);
  border-bottom: 1px solid var(--color-hairline);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--color-primary-deep);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.92rem;
  color: var(--color-ink-muted);
  font-weight: 500;
}

/* Solutions Showcase Section */
.solutions-section {
  padding: 5rem 0;
}

.solution-tabs {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  margin-top: 2rem;
  margin-bottom: 3rem;
}

.tab-btn {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  padding: 0.8rem 1.6rem;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-ink-secondary);
  cursor: pointer;
  transition: all 0.25s ease;
}

.tab-btn.active {
  background: var(--color-primary-strong);
  color: var(--color-on-dark);
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(204, 120, 92, 0.3);
}

.tab-content-wrapper {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 3rem;
  align-items: center;
  background: var(--color-surface-pure);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-hairline);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
}

.solution-feature-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.solution-card-grid {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.sol-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  padding: 1.4rem;
  border-radius: var(--radius-md);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.sol-card:hover {
  transform: translateX(6px);
  border-color: var(--color-primary);
}

.sol-card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 0.8rem;
}

.sol-badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-deep);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.4rem;
}

.sol-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.3rem;
}

.sol-card p {
  font-size: 0.9rem;
  color: var(--color-ink-muted);
  margin-bottom: 0.8rem;
}

.sol-specs {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.sol-spec-item {
  font-size: 0.78rem;
  background: var(--color-surface-soft);
  color: var(--color-ink-secondary);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.btn-sol-detail {
  margin-top: 1rem;
  width: 100%;
  padding: 0.55rem 0.8rem;
  background: var(--color-surface-soft);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-sm);
  color: var(--color-primary-deep);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-sol-detail:hover {
  background: var(--color-primary-strong);
  color: var(--color-on-dark);
  border-color: var(--color-primary);
}

/* Solution Modal Styles */
.sol-modal-content {
  text-align: left;
}

.sol-modal-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.sol-modal-badge {
  display: inline-block;
  background: var(--color-primary-strong);
  color: var(--color-on-dark);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.8rem;
}

.sol-modal-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-ink-primary);
  margin-bottom: 1rem;
}

.sol-modal-specs {
  margin-top: 0.5rem;
  margin-bottom: 1.2rem;
  background: var(--color-surface-soft);
  padding: 0.8rem 1rem 0.8rem 2rem;
  border-radius: var(--radius-md);
}

.sol-modal-specs li {
  font-size: 0.88rem;
  color: var(--color-ink-secondary);
  margin-bottom: 0.4rem;
  font-weight: 600;
}

.sol-modal-guarantee {
  font-size: 0.82rem;
  background: rgba(204, 120, 92, 0.1);
  color: var(--color-primary-deep);
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-primary);
}

/* Before / After Slider Section */
.before-after-section {
  padding: 5rem 0;
  background: var(--color-surface-soft);
}

.before-after-card {
  max-width: 960px;
  margin: 2.5rem auto 0;
  background: var(--color-surface-pure);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-hairline);
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0,0,0,0.06);
}

.before-after-container {
  position: relative;
  width: 100%;
  height: 480px;
  overflow: hidden;
  user-select: none;
  cursor: ew-resize;
}

.ba-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

/* 전/후 이미지는 항상 컨테이너 폭에 똑같이 맞아야 겹쳐 보인다.
   예전에는 오버레이 폭을 줄이고 안쪽 이미지를 960px로 고정했는데,
   컨테이너가 960px보다 좁아지면(태블릿·모바일) 두 장의 배율이 어긋났다.
   이제 이미지는 양쪽 다 width:100%로 두고 clip-path로만 잘라낸다.
   잘라내는 위치는 main.js가 --ba-cut으로 갱신한다. */
.ba-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  clip-path: inset(0 var(--ba-cut, 50%) 0 0);
  z-index: 2;
}

.ba-handle {
  position: absolute;
  top: 0;
  left: 50%;
  width: 4px;
  height: 100%;
  background: var(--color-primary-strong);
  z-index: 3;
  transform: translateX(-50%);
  box-shadow: 0 0 10px rgba(0,0,0,0.4);
}

.ba-knob {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 42px;
  height: 42px;
  background: var(--color-primary-strong);
  color: var(--color-on-dark);
  border: 3px solid var(--color-on-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.ba-badge {
  position: absolute;
  top: 1rem;
  z-index: 4;
  background: rgba(20, 20, 19, 0.75);
  color: var(--color-on-dark);
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 700;
}

.badge-before { left: 1rem; }
.badge-after { right: 1rem; }

.ba-info-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  background: var(--color-surface-pure);
}

.ba-info-bar h4 {
  font-size: 1.15rem;
  margin-bottom: 0.2rem;
}

.ba-info-bar p {
  font-size: 0.9rem;
  color: var(--color-ink-muted);
}

.ba-tag {
  background: var(--color-primary-light);
  color: var(--color-primary-deep);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
}

/* AI HQ & Subscription Section */
.ai-hq-section {
  padding: 5rem 0;
  background: var(--color-canvas);
}

.subsection-title {
  font-size: 1.3rem;
  margin-top: 2rem;
  margin-bottom: 1.2rem;
}

.subscription-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 4rem;
}

.sub-card {
  background: var(--color-surface-pure);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.sub-card.featured {
  border: 2px solid var(--color-primary);
  box-shadow: 0 10px 25px rgba(204, 120, 92, 0.15);
}

.sub-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.06);
}

.sub-badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: var(--color-primary-strong);
  color: var(--color-on-dark);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
}

.sub-name {
  font-size: 1.4rem;
  margin-bottom: 0.3rem;
}

.sub-target {
  font-size: 0.88rem;
  color: var(--color-ink-muted);
  margin-bottom: 1rem;
}

.sub-price {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary-deep);
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-hairline);
  padding-bottom: 1rem;
}

.sub-features li {
  font-size: 0.92rem;
  margin-bottom: 0.6rem;
  color: var(--color-ink-secondary);
}

.sub-features li::before {
  content: "✔ ";
  color: var(--color-primary-deep);
  font-weight: 700;
}

/* AI HQ Telemetry Dashboard */
/* 전역 `h1,h2,h3,h4 { color: ink-primary }`가 어두운 패널에서 상속된 흰 글자를
   덮어써 제목이 배경과 같은 색으로 사라진다. 어두운 블록에서는 되돌린다. */
.telemetry-dashboard-card h1,
.telemetry-dashboard-card h2,
.telemetry-dashboard-card h3,
.telemetry-dashboard-card h4,
.footer h1, .footer h2, .footer h3, .footer h4,
.footer .logo-name {
  color: var(--color-on-primary);
}

.telemetry-dashboard-card {
  background: var(--color-ink-primary);
  color: var(--color-on-primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 20px 40px rgba(0,0,0,0.25);
}

.telemetry-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: 1.2rem;
  margin-bottom: 1.5rem;
}

/* AI HQ 출시 예정 배지. 예전엔 초록 펄스로 "LIVE"를 표시했지만
   실제 가동 중인 서비스가 아니라서 정적 배지로 바꿨다. */
.ai-hq-badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-deep);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
}

.ai-hq-preview-desc {
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
  margin-top: 0.8rem;
}

/* Regional Gallery Section */
.gallery-section {
  padding: 5rem 0;
  background: var(--color-surface-pure);
}

.section-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2rem;
}

.gallery-filters {
  display: flex;
  /* 버튼 4개가 좁은 뷰포트를 넘겨 가로 스크롤을 만들던 자리다. */
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  background: var(--color-surface-soft);
  border: 1px solid var(--color-hairline);
  padding: 0.5rem 1.2rem;
  border-radius: 20px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-ink-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s ease;
}

.filter-btn.active {
  background: var(--color-ink-primary);
  color: var(--color-on-dark);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.filter-count {
  font-size: 0.72rem;
  background: rgba(204, 120, 92, 0.2);
  color: var(--color-primary-deep);
  padding: 0.1rem 0.45rem;
  border-radius: 10px;
  font-weight: 700;
}

.filter-btn.active .filter-count {
  background: var(--color-primary-strong);
  color: var(--color-on-dark);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.gallery-empty {
  grid-column: 1 / -1;
  background: var(--color-surface-soft);
  padding: 3rem;
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px dashed var(--color-hairline);
  color: var(--color-ink-muted);
}

.gallery-card {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.gallery-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.08);
}

.gallery-card-img-wrapper {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  /* 사진이 여러 장이면 button으로 렌더된다. 버튼 기본 스타일을 지워
     div일 때와 똑같이 보이게 맞춘다. */
  display: block;
  padding: 0;
  border: none;
  background: none;
  font: inherit;
  color: inherit;
  text-align: inherit;
}

button.gallery-card-img-wrapper {
  cursor: pointer;
}

button.gallery-card-img-wrapper:focus-visible {
  outline: 3px solid var(--color-primary-deep);
  outline-offset: -3px;
}

/* 눌러서 넘길 수 있다는 걸 알리는 표시. 몇 장 중 몇 번째인지도 같이 보여준다. */
.gallery-img-count {
  position: absolute;
  right: 0.8rem;
  bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.15rem;
  background: rgba(30, 27, 24, 0.85);
  backdrop-filter: blur(4px);
  color: var(--color-on-dark);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-pill);
  pointer-events: none;
}

.gallery-img-count::after {
  content: '눌러서 넘기기';
  margin-left: 0.4rem;
  padding-left: 0.4rem;
  border-left: 1px solid rgba(255, 255, 255, 0.35);
  font-weight: 600;
}

/* 좁은 화면에서는 안내 문구를 빼고 장수만 남긴다. */
@media (max-width: 576px) {
  .gallery-img-count::after { content: none; }
}

.gallery-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease, opacity 0.4s ease;
}

.gallery-card-img.is-fading {
  opacity: 0;
}

.gallery-card:hover .gallery-card-img {
  transform: scale(1.04);
}

/* 모션 감소 요청 시 크로스페이드만 무효화한다.
   사진 전환 자체는 main.js에서 지연 없이 즉시 교체하는 방식으로 계속된다. */
@media (prefers-reduced-motion: reduce) {
  .gallery-card-img {
    transition: none;
  }
  .gallery-card:hover .gallery-card-img {
    transform: none;
  }
}

/* WCAG 2.2.2 — 자동 전환을 멈추는 지속적 수단 */
.gallery-motion-control {
  display: flex;
  justify-content: flex-end;
  margin: -1.5rem 0 1.75rem;
}

.btn-rotation-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--color-surface-soft);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-pill);
  padding: 0.42rem 1rem;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-ink-secondary);
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-rotation-toggle:hover {
  background: var(--color-surface-card);
}

.btn-rotation-toggle:focus-visible {
  outline: 3px solid var(--color-primary-hover);
  outline-offset: 2px;
}

.btn-rotation-toggle[aria-pressed="true"] {
  background: var(--color-primary-light);
  border-color: var(--color-primary-hover);
  color: var(--color-primary-hover);
}

.rotation-icon {
  font-size: 0.75rem;
  line-height: 1;
}

.gallery-region-badge {
  position: absolute;
  top: 0.8rem;
  left: 0.8rem;
  background: rgba(30, 27, 24, 0.85);
  backdrop-filter: blur(4px);
  color: var(--color-on-dark);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
}

.gallery-card-body {
  padding: 1.2rem;
}

.gallery-card-title {
  font-size: 1.08rem;
  margin-bottom: 0.4rem;
  line-height: 1.4;
}

.gallery-card-meta {
  font-size: 0.82rem;
  color: var(--color-primary-deep);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.gallery-card-desc {
  font-size: 0.88rem;
  color: var(--color-ink-muted);
  margin-bottom: 0.8rem;
  line-height: 1.5;
}

.gallery-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.gtag {
  font-size: 0.72rem;
  background: var(--color-surface-soft);
  color: var(--color-ink-secondary);
  padding: 0.18rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.gtag:hover {
  background: var(--color-primary-strong);
  color: var(--color-on-dark);
}

/* Quote Estimator Section */
.quote-section {
  padding: 5rem 0;
  background: var(--color-surface-soft);
}

.quote-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-surface-pure);
  border-radius: var(--radius-lg);
  padding: 3rem;
  border: 1px solid var(--color-hairline);
  box-shadow: 0 15px 35px rgba(0,0,0,0.04);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-ink-secondary);
}

.form-control {
  padding: 0.8rem 1rem;
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-sm);
  background: var(--color-canvas);
  font-size: 0.95rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

/* 개인정보 수집 동의 — 연락처를 서버에 저장하려면 사전 동의가 필요하다. */
.form-consent {
  margin-bottom: 1.5rem;
  padding: 1rem 1.1rem;
  background: var(--color-surface-soft);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-sm);
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--color-ink-secondary);
  line-height: 1.5;
}

.consent-checkbox {
  flex-shrink: 0;
  width: 1.05rem;
  height: 1.05rem;
  margin-top: 0.15rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.consent-checkbox:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.consent-detail {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.78rem;
  color: var(--color-ink-muted);
}

/* --- 전화 상담 CTA --- */
/* 견적 폼 하단. 단가가 비어 있는 품목은 금액 대신 상담 안내로 넘어가므로
   전화가 실질적인 주 전환 경로다 — 계산 버튼과 같은 비중으로 나란히 둔다. */
.form-action {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  gap: 1rem;
}

.btn-call {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-primary-deep);
  background-color: var(--color-surface-pure);
  /* -deep은 밝은 배경 위 글자용(캔버스 6.46:1). -primary는 3.11:1이라 못 쓴다. */
  color: var(--color-primary-deep);
  text-decoration: none;
  transition: all 0.25s ease;
}

.btn-call:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-1px);
}

.btn-call:focus-visible {
  outline: 3px solid var(--color-primary-deep);
  outline-offset: 2px;
}

.btn-call-icon {
  font-size: 1.35rem;
  line-height: 1;
}

.btn-call-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.25;
}

.btn-call-body strong {
  font-size: 0.85rem;
  font-weight: 700;
}

.btn-call-number {
  font-size: 1.05rem;
  font-weight: 800;
}

.form-action-note {
  margin: 0.9rem 0 0;
  text-align: center;
  font-size: 0.82rem;
  color: var(--color-ink-muted);
}

/* 모바일 하단 고정 바 — 상단 바는 스크롤하면 사라지므로 좁은 화면에서는
   상시 노출되는 연락 수단이 따로 필요하다. 992px 이하에서만 표시한다.
   z-index는 navbar(1000)보다 낮게 둬서 모달(2000) 뒤로 확실히 가려지게 한다. */
.mobile-call-bar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 900;
  gap: 0.5rem;
  padding: 0.55rem 0.75rem;
  background-color: var(--color-ink-primary);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.mobile-call-btn,
.mobile-call-quote {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  /* 터치 타깃 최소 44px(WCAG 2.2 Target Size) 이상 확보. */
  min-height: 48px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
}

.mobile-call-btn {
  flex: 2 1 0;
  background-color: var(--color-primary-strong);
  color: var(--color-on-primary);
}

.mobile-call-quote {
  flex: 1 1 0;
  color: var(--color-on-dark);
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.mobile-call-btn:focus-visible,
.mobile-call-quote:focus-visible {
  outline: 3px solid var(--color-on-dark);
  outline-offset: -1px;
}

/* 견적 결과의 추천 솔루션 안내 박스 */
.quote-recommend {
  background: var(--color-notice-surface);
  border: 1px solid var(--color-notice-hairline);
  padding: 1rem;
  border-radius: var(--radius-sm);
  margin: 1rem 0;
  text-align: left;
}

.quote-recommend h4 {
  margin: 0 0 0.4rem 0;
  font-size: 0.88rem;
  color: var(--color-notice-accent);
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.quote-recommend p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-notice-ink);
  line-height: 1.45;
}

/* 개략 견적임을 분명히 알리는 경고. 이 금액만 보고 계약을 판단하면 안 된다. */
.quote-disclaimer {
  margin: 1rem 0;
  padding: 0.95rem 1.05rem;
  border: 1px solid var(--color-danger-hairline);
  border-left: 4px solid var(--color-danger-ink);
  border-radius: var(--radius-sm);
  background: var(--color-danger-surface);
  text-align: left;
}

.quote-disclaimer strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.92rem;
  color: var(--color-danger-ink);
}

.quote-disclaimer span {
  display: block;
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--color-ink-secondary);
}

/* 견적 결과창의 상담 접수 상태 */
.quote-lead-status {
  margin: 0.9rem 0 0;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  line-height: 1.5;
  text-align: left;
  background: var(--color-surface-soft);
  color: var(--color-ink-secondary);
}

.quote-lead-status.is-saved {
  background: var(--color-success-surface);
  color: var(--color-ink-primary);
}

.quote-lead-status.is-failed {
  background: var(--color-danger-surface);
  color: var(--color-danger-ink);
}

.quote-lead-status.is-skipped {
  background: var(--color-surface-soft);
  color: var(--color-ink-muted);
}

/* Modals & Backdrop */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 19, 0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-card {
  background: var(--color-surface-pure);
  border-radius: var(--radius-lg);
  width: 100%;
  box-shadow: 0 25px 50px rgba(0,0,0,0.25);
  overflow: hidden;
  border: 1px solid var(--color-hairline);
}

.modal-small { max-width: 440px; }
.modal-medium { max-width: 560px; }
.modal-large { max-width: 900px; }

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 1.8rem;
  border-bottom: 1px solid var(--color-hairline);
  background: var(--color-surface-soft);
}

.btn-close-modal {
  background: transparent;
  border: none;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-ink-muted);
}

.modal-body {
  padding: 1.8rem;
}

.security-shield-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary);
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.security-alert {
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 1.2rem;
}

.security-alert.error {
  background: var(--color-danger-surface);
  color: var(--color-danger-ink);
  border: 1px solid var(--color-danger-hairline);
}

.admin-hint {
  font-size: 0.8rem;
  color: var(--color-ink-muted);
  margin-top: 0.6rem;
}

/* FAQ Section */
.faq-section {
  padding: 5rem 0;
}

.faq-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
  margin-bottom: 2.5rem;
}

.faq-tab-btn {
  background: var(--color-surface-card);
  border: 1px solid var(--color-hairline);
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-ink-secondary);
  cursor: pointer;
  transition: all 0.25s ease;
}

.faq-tab-btn.active {
  background: var(--color-primary-strong);
  color: var(--color-on-dark);
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(204, 120, 92, 0.3);
}

.faq-tab-btn:focus-visible {
  outline: 3px solid var(--color-primary-hover);
  outline-offset: 2px;
}

.faq-accordion {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.faq-item {
  background: var(--color-surface-pure);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-item[open] {
  border-color: var(--color-primary);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5);
  font-weight: 700;
  color: var(--color-ink-primary);
  cursor: pointer;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question:focus-visible {
  outline: 3px solid var(--color-primary-hover);
  outline-offset: -3px;
}

.faq-icon {
  flex: none;
  width: 1.4rem;
  height: 1.4rem;
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  position: relative;
  transition: transform 0.2s ease;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--color-primary);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq-icon::before {
  width: 0.7rem;
  height: 2px;
}

.faq-icon::after {
  width: 2px;
  height: 0.7rem;
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 var(--space-5) var(--space-5);
  color: var(--color-ink-secondary);
  line-height: 1.7;
  border-top: 1px solid var(--color-hairline);
  padding-top: var(--space-4);
}

.faq-answer p {
  margin: 0 0 var(--space-3);
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.faq-steps,
.faq-sublist {
  margin: 0 0 var(--space-3);
  padding-left: 1.4rem;
}

.faq-steps li,
.faq-sublist li {
  margin-bottom: var(--space-2);
}

.faq-sublist {
  list-style-type: disc;
  margin-top: var(--space-2);
}

/* 조치·경고 문구를 본문에서 시각적으로 분리해 훑어보기 쉽게 만드는 콜아웃 박스 */
.faq-callout {
  background: var(--color-primary-light);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  color: var(--color-primary-deep);
  font-weight: 600;
}

/* 답변이 아주 긴 문항(찬물이 나온다 계열)만 분기를 한 번 더 접어서 초기 노출량을 줄인다 */
.faq-subitem {
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-sm);
  margin: var(--space-3) 0;
  overflow: hidden;
}

.faq-subitem summary {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  font-weight: 700;
  color: var(--color-ink-primary);
  cursor: pointer;
  list-style: none;
}

.faq-subitem summary::-webkit-details-marker {
  display: none;
}

.faq-subitem summary::before {
  content: '▸';
  color: var(--color-primary);
  transition: transform 0.2s ease;
}

.faq-subitem[open] summary::before {
  transform: rotate(90deg);
}

.faq-subitem summary:focus-visible {
  outline: 3px solid var(--color-primary-hover);
  outline-offset: -3px;
}

.faq-subitem-body {
  padding: 0 var(--space-4) var(--space-4);
}

.faq-subitem-body p {
  margin: 0 0 var(--space-3);
}

.faq-subitem-body p:last-child {
  margin-bottom: 0;
}

/* Footer */
.footer {
  background: var(--color-ink-primary);
  color: var(--color-on-dark);
  padding: 4rem 0 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.footer-tagline {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-top: 0.6rem;
  margin-bottom: 1rem;
}

/* Responsive Styles */
/* 메뉴 항목을 nowrap으로 고정한 대신, 좁아지면 간격·크기를 먼저 줄이고
   그래도 안 들어가는 992px 아래에서 메뉴를 감춘다. */
/* CTA를 한 줄로 고정하면 1280px 컨테이너가 빠듯해진다. 메뉴 간격을 먼저 줄여 자리를 낸다. */
@media (max-width: 1460px) {
  .nav-links { gap: 1.25rem; }
}

@media (max-width: 1200px) {
  .nav-links { gap: 1rem; }
  .nav-links a { font-size: 0.88rem; }
}

/* 간격을 줄여도 안 들어가는 지점부터 메뉴를 감추고, 대신 햄버거를 노출한다.
   CTA를 한 줄로 고정한 뒤로는 1120px까지 6개 메뉴가 안 들어간다(1041px에서 76px 초과 실측). */
@media (max-width: 1120px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
}

/* 그 위에서는 데스크톱 메뉴가 보이므로 드롭다운이 열린 채로 남지 않게 강제로 닫는다
   (창을 넓혔을 때 JS 상태와 무관하게 사라져야 한다). */
@media (min-width: 1121px) {
  .mobile-menu { display: none; }
}

@media (max-width: 992px) {
  .mobile-call-bar { display: flex; }
  /* 고정 바가 푸터 마지막 줄을 덮지 않게 그만큼 아래를 비운다. */
  body { padding-bottom: 68px; }
  .hero-container { grid-template-columns: 1fr; gap: 2rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .tab-content-wrapper { grid-template-columns: 1fr; }
  .subscription-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr; }
}

@media (max-width: 576px) {
  .stats-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 2.2rem; }
  /* 로고를 nowrap으로 고정한 만큼 좁은 화면에서는 크기를 줄여야 네비게이션이 넘치지 않는다. */
  .logo-name { font-size: 1.15rem; }
  .nav-actions { gap: 0.5rem; }
  /* 햄버거가 자리를 차지하므로 헤더 CTA는 접는다. 같은 CTA가 모바일 메뉴 안에 있다. */
  .nav-actions .btn-primary { display: none; }
}

/* 320px급 소형 단말: 로고 + 언어 전환 + CTA가 한 줄에 못 들어간다. */
@media (max-width: 380px) {
  .container { padding: 0 1rem; }
  .logo-name { font-size: 1rem; }
  .badge-since { display: none; }
  .nav-actions .btn-primary { padding: 0.55rem 0.75rem; font-size: 0.8rem; }
  .lang-btn { padding: 0.25rem 0.4rem; }
}