/* ========================================
   수영패션 | SOOYEONG FASHION
   style.css — 반응형 스타일시트
   ======================================== */

/* ---- CSS 변수 ---- */
:root {
  /* 컬러 팔레트 */
  --color-bg:           #0f0e0c;       /* 최상위 배경 */
  --color-surface-1:    #1a1916;       /* 섹션 배경 (어두운) */
  --color-surface-2:    #231f1c;       /* 섹션 배경 (중간) */
  --color-surface-3:    #2e2823;       /* 카드/박스 배경 */
  --color-primary:      #c09060;       /* 골드 브라운 — 포인트 컬러 */
  --color-primary-dark: #9a7048;       /* 포인트 컬러 다크 */
  --color-primary-light:#d4a96a;       /* 포인트 컬러 라이트 */
  --color-text-main:    #e8e2da;       /* 본문 텍스트 */
  --color-text-sub:     #a09080;       /* 서브 텍스트 */
  --color-text-muted:   #6a6058;       /* 뮤트 텍스트 */
  --color-border:       #3a332c;       /* 테두리 */
  --color-white:        #ffffff;

  /* 타이포그래피 */
  --font-serif:   'Noto Serif KR', 'Georgia', serif;
  --font-sans:    'Noto Sans KR', 'Apple SD Gothic Neo', sans-serif;

  /* 레이아웃 */
  --container-max: 1200px;
  --container-pad: clamp(1.25rem, 5vw, 3rem);
  --header-h:      72px;

  /* 전환 */
  --transition-base:  all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:  all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.7;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-base);
}

ul { list-style: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ========================================
   UTILITIES
   ======================================== */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section-label {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}
.section-label.light { color: var(--color-primary-light); }

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 1.25rem;
}
.section-title.light { color: var(--color-white); }

.section-desc {
  font-size: clamp(0.9rem, 1.5vw, 1.05rem);
  color: var(--color-text-sub);
  max-width: 600px;
  line-height: 1.8;
  margin-bottom: 3rem;
}
.section-desc.light { color: rgba(255,255,255,0.65); }

/* 공통 버튼 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: 2px;
  transition: var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-bg);
  border: 1px solid var(--color-primary);
}
.btn-primary:hover,
.btn-primary:focus-visible {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(192, 144, 96, 0.25);
}

.btn-instagram {
  background-color: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  width: 100%;
  margin-top: 1.5rem;
}
.btn-instagram:hover,
.btn-instagram:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-bg);
  transform: translateY(-2px);
}

.btn-full { width: 100%; }

.btn-icon { width: 18px; height: 18px; }

/* ========================================
   HEADER / GNB
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background-color: rgba(15, 14, 12, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.site-header.scrolled {
  background-color: rgba(15, 14, 12, 0.98);
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.5);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* 로고 */
.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  gap: 1px;
}
.logo:hover .logo-kr { color: var(--color-primary-light); }

.logo-kr {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.05em;
  transition: var(--transition-base);
}
.logo-sub {
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--color-primary);
}

/* 데스크톱 GNB */
.gnb { display: block; }

.gnb-list {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.gnb-link {
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-text-sub);
  position: relative;
  padding-bottom: 3px;
}
.gnb-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-primary);
  transition: var(--transition-base);
}
.gnb-link:hover,
.gnb-link:focus-visible {
  color: var(--color-white);
}
.gnb-link:hover::after,
.gnb-link:focus-visible::after {
  width: 100%;
}

/* CTA 메뉴 링크 */
.cta-nav {
  color: var(--color-primary) !important;
  border: 1px solid var(--color-primary);
  padding: 0.4rem 1rem;
  border-radius: 2px;
}
.cta-nav::after { display: none; }
.cta-nav:hover,
.cta-nav:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-bg) !important;
}

/* 햄버거 버튼 */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  z-index: 1100;
}
.bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-main);
  border-radius: 2px;
  transition: var(--transition-base);
}

/* 햄버거 애니메이션 (열림 상태) */
.hamburger.active .bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active .bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.active .bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 모바일 메뉴 드로어 */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  background-color: rgba(15, 14, 12, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-base);
  z-index: 900;
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-list { padding: 0.5rem 0; }

.mobile-link {
  display: block;
  padding: 0.9rem var(--container-pad);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-text-sub);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}
.mobile-link:hover { color: var(--color-white); background-color: var(--color-surface-1); }

/* ========================================
   HERO 섹션
   ======================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--header-h);
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.45) saturate(0.7);
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(15, 14, 12, 0.4) 0%,
    rgba(15, 14, 12, 0.1) 40%,
    rgba(15, 14, 12, 0.7) 100%
  );
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-block: 4rem;
}

.hero-eyebrow {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 1.25rem;
  animation: fadeUp 0.8s ease both;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5.5vw, 3.8rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 1.5rem;
  animation: fadeUp 0.8s 0.15s ease both;
}
.hero-headline em {
  font-style: normal;
  color: var(--color-primary-light);
}

.hero-sub {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 2.5rem;
  line-height: 1.9;
  animation: fadeUp 0.8s 0.3s ease both;
}

.hero-content .btn {
  animation: fadeUp 0.8s 0.45s ease both;
}

/* 스크롤 인디케이터 */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  animation: bounce 2s infinite;
}
.scroll-arrow {
  display: block;
  width: 10px;
  height: 10px;
  border-right: 1.5px solid var(--color-primary);
  border-bottom: 1.5px solid var(--color-primary);
  transform: rotate(45deg) translateY(-2px);
}

/* ========================================
   ABOUT 섹션
   ======================================== */
.about {
  background-color: var(--color-surface-1);
  padding-block: clamp(4rem, 8vw, 7rem);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  margin-bottom: 4rem;
}

.about-image-wrap {
  position: relative;
}

.about-img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: 2px;
  filter: brightness(0.85) saturate(0.85);
  transition: var(--transition-slow);
}
.about-image-wrap:hover .about-img {
  filter: brightness(0.95) saturate(0.95);
}

.about-badge {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background-color: var(--color-primary);
  color: var(--color-bg);
  padding: 1.25rem 1.5rem;
  text-align: center;
  border-radius: 2px;
}
.badge-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
}
.badge-num sup {
  font-size: 1.1rem;
  vertical-align: super;
}
.badge-label {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 0.3rem;
  font-weight: 500;
}

.about-text { padding-top: 0.5rem; }

.about-lead {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--color-white);
  line-height: 1.75;
  margin-bottom: 1.25rem;
}
.about-text p {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  margin-bottom: 1rem;
}
.about-text p strong { color: var(--color-primary-light); font-weight: 500; }

.about-highlights {
  margin-top: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.about-highlights li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--color-text-main);
}
.highlight-icon {
  color: var(--color-primary);
  font-size: 0.7rem;
  margin-top: 5px;
  flex-shrink: 0;
}

/* 공장 환경 배너 */
.factory-banner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2.5rem;
  align-items: center;
  background-color: var(--color-surface-3);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-primary);
  padding: 2.5rem;
  border-radius: 2px;
}
.factory-banner h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}
.factory-banner p {
  font-size: 0.88rem;
  color: var(--color-text-sub);
  line-height: 1.8;
}
.factory-banner-img {
  width: 160px;
  height: 120px;
  object-fit: cover;
  border-radius: 2px;
  flex-shrink: 0;
  filter: brightness(0.75) saturate(0.7);
}

/* ========================================
   STRENGTH 섹션
   ======================================== */
.strength {
  background-color: var(--color-surface-2);
  padding-block: clamp(4rem, 8vw, 7rem);
  position: relative;
  overflow: hidden;
}

/* 배경 장식 패턴 */
.strength::before {
  content: '"';
  position: absolute;
  top: -2rem;
  right: -1rem;
  font-family: var(--font-serif);
  font-size: 20rem;
  color: rgba(255, 255, 255, 0.015);
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.strength-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* 강점 카드 */
.strength-card {
  background-color: var(--color-surface-3);
  border: 1px solid var(--color-border);
  padding: 2.5rem 2rem;
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  transition: var(--transition-base);
}
.strength-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  opacity: 0;
  transition: var(--transition-base);
}
.strength-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary-dark);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}
.strength-card:hover::before { opacity: 1; }

.card-icon-wrap {
  margin-bottom: 1.5rem;
}
.card-icon {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  transition: var(--transition-base);
}
.strength-card:hover .card-icon {
  color: var(--color-primary-light);
  transform: scale(1.1);
}

.card-number {
  font-family: var(--font-serif);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  margin-bottom: 0.6rem;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.4;
  margin-bottom: 1rem;
}

.card-desc {
  font-size: 0.85rem;
  color: var(--color-text-sub);
  line-height: 1.85;
}

/* ========================================
   CONTACT 섹션
   ======================================== */
.contact {
  background-color: var(--color-surface-1);
  padding-block: clamp(4rem, 8vw, 7rem);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 4rem;
  align-items: start;
}

.contact-info-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.75rem;
}
.contact-item-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-primary);
}
.contact-item-icon svg { width: 18px; height: 18px; }

.contact-label {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.4rem;
}
.contact-value {
  display: block;
  font-size: 1rem;
  color: var(--color-text-main);
  font-weight: 400;
  transition: var(--transition-base);
  line-height: 1.7;
}
.contact-value:hover { color: var(--color-primary-light); }

.instagram-link { color: var(--color-primary) !important; }

.contact-notice {
  background-color: var(--color-surface-3);
  border: 1px solid var(--color-border);
  border-left: 2px solid var(--color-primary);
  padding: 1.25rem 1.5rem;
  border-radius: 2px;
  margin-bottom: 0.5rem;
}
.contact-notice p {
  font-size: 0.82rem;
  color: var(--color-text-sub);
  line-height: 1.8;
}
.contact-notice strong { color: var(--color-primary-light); }

/* 상담 폼 */
.contact-form-wrap {
  background-color: var(--color-surface-3);
  border: 1px solid var(--color-border);
  padding: 2.5rem;
  border-radius: 2px;
}

.form-group { margin-bottom: 1.5rem; }

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-text-sub);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}
.required { color: var(--color-primary); }

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background-color: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: 2px;
  color: var(--color-text-main);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  transition: var(--transition-base);
  outline: none;
  -webkit-appearance: none;
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}
.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  background-color: rgba(192, 144, 96, 0.04);
  box-shadow: 0 0 0 3px rgba(192, 144, 96, 0.1);
}
.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.4rem;
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding-block: 3rem 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.footer-logo-kr {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.05em;
}
.footer-logo-en {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--color-primary);
  margin-top: 2px;
  margin-bottom: 0.5rem;
}
.footer-tagline {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.footer-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.footer-nav a {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}
.footer-nav a:hover { color: var(--color-primary-light); }

.footer-contact {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.footer-contact a:hover { color: var(--color-primary-light); }
.divider { color: var(--color-border); }

.footer-copy {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  text-align: center;
  letter-spacing: 0.04em;
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* Intersection Observer 진입 애니메이션 */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ========================================
   RESPONSIVE — TABLET (≤ 960px)
   ======================================== */
@media (max-width: 960px) {
  :root { --header-h: 64px; }

  /* GNB → 햄버거로 전환 */
  .gnb      { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: block; }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-img  { height: 340px; }
  .about-badge { right: 1rem; bottom: -1.25rem; }

  /* Factory 배너 */
  .factory-banner {
    grid-template-columns: 1fr;
  }
  .factory-banner-img { width: 100%; height: 180px; order: -1; }

  /* Strength */
  .strength-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

/* ========================================
   RESPONSIVE — MOBILE (≤ 600px)
   ======================================== */
@media (max-width: 600px) {
  /* Hero */
  .br-mobile { display: none; }
  .hero-headline { font-size: clamp(1.6rem, 7vw, 2.4rem); }

  /* Strength: 세로 스택 */
  .strength-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  /* About badge */
  .about-badge { right: 0.75rem; bottom: -1rem; }

  /* Contact form */
  .contact-form-wrap { padding: 1.5rem; }

  /* Footer */
  .footer-inner { flex-direction: column; gap: 1.5rem; }
  .footer-nav   { gap: 1rem; }
}