/* =========================================
   Marsh — Common Stylesheet
   神戸・塩屋 洋装店
   ========================================= */

:root {
  --brown-darkest: #2a1208;
  --brown-dark: #4a1f10;
  --brown: #6C3524;
  --brown-mid: #8a4a32;
  --cream: #FFFDF1;
  --cream-soft: #f5ecd8;
  --cream-dark: #e8dcc0;
  --gold: #b8923a;
  --gold-light: #d4af37;
  --ink: #1e1008;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--cream);
  color: var(--brown-darkest);
  font-family: 'Cormorant Garamond', 'Noto Serif JP', "游明朝", serif;
  font-weight: 300;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

main { flex: 1; }

a { color: inherit; }

/* ===========================
   NAVIGATION (Common)
   =========================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 18px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(42, 18, 8, 0.92);
  backdrop-filter: blur(8px);
  transition: all 0.4s ease;
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

/* On homepage with hero, start transparent */
.nav.transparent {
  background: rgba(42, 18, 8, 0);
  backdrop-filter: blur(0px);
  box-shadow: none;
}

.nav.scrolled {
  background: rgba(42, 18, 8, 0.92);
  backdrop-filter: blur(8px);
  padding: 12px 40px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.nav-brand {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.nav-logo {
  height: 42px;
  width: auto;
  display: block;
}

.nav-menu {
  display: flex;
  gap: 36px;
  list-style: none;
  align-items: center;
}

.nav-menu a {
  color: var(--cream);
  text-decoration: none;
  font-family: 'Playfair Display', serif;
  font-size: 13px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  position: relative;
  padding: 4px 0;
  transition: color 0.3s;
  text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 0.5px;
  background: var(--gold-light);
  transition: all 0.4s ease;
  transform: translateX(-50%);
}

.nav-menu a:hover { color: var(--gold-light); }
.nav-menu a:hover::after, .nav-menu a.current::after { width: 100%; }
.nav-menu a.current { color: var(--gold-light); }

.nav-menu a .num {
  font-family: 'IM Fell English', serif;
  font-style: italic;
  font-size: 10px;
  color: var(--gold-light);
  margin-right: 6px;
  opacity: 0.8;
}

.nav-shop-link {
  display: inline-flex;
  align-items: center;
  margin-left: 18px;
  color: var(--gold-light);
  opacity: 0.85;
  transition: opacity 0.3s, transform 0.3s;
  vertical-align: middle;
}

.nav-shop-link svg {
  width: 15px;
  height: 15px;
}

.nav-shop-link:hover {
  opacity: 1;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--cream);
  cursor: pointer;
  padding: 8px;
  position: relative;
  z-index: 3;
}
.nav-toggle svg { width: 24px; height: 24px; }

/* ===========================
   PAGE HEADER (sub pages)
   =========================== */
.page-header {
  position: relative;
  min-height: 360px;
  padding: 160px 40px 80px;
  background: linear-gradient(135deg, var(--brown-dark) 0%, var(--brown-darkest) 100%);
  color: var(--cream);
  text-align: center;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23n)' opacity='0.7'/%3E%3C/svg%3E");
  opacity: 0.08;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.page-header-watermark {
  position: absolute;
  font-family: 'Dancing Script', cursive;
  font-size: 280px;
  color: rgba(184, 146, 58, 0.06);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  pointer-events: none;
  line-height: 1;
  white-space: nowrap;
}

.page-header-content {
  position: relative;
  z-index: 2;
}

.page-header-label {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 18px;
}

.page-header-label::before, .page-header-label::after {
  content: '';
  width: 40px;
  height: 0.5px;
  background: var(--gold-light);
  opacity: 0.6;
}

.page-header-jp {
  font-family: 'Noto Serif JP', serif;
  font-weight: 300;
  font-size: 13px;
  letter-spacing: 0.6em;
  color: var(--cream-soft);
  margin-bottom: 14px;
}

.page-header-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.1;
}
.page-header-title em {
  font-style: italic;
  color: var(--gold-light);
}

/* ===========================
   SECTION GENERAL
   =========================== */
section {
  position: relative;
}

.section-pad {
  padding: 100px 40px;
}

.container-narrow {
  max-width: 1100px;
  margin: 0 auto;
}

.container-wide {
  max-width: 1280px;
  margin: 0 auto;
}

.section-label {
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold);
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.section-label::before {
  content: '';
  width: 40px;
  height: 0.5px;
  background: var(--gold);
}
.section-num {
  font-family: 'IM Fell English', serif;
  font-style: italic;
  font-size: 11px;
  color: var(--gold);
}

.section-title-jp {
  font-family: 'Noto Serif JP', serif;
  font-weight: 300;
  font-size: 13px;
  letter-spacing: 0.4em;
  color: var(--brown);
  margin-bottom: 12px;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(34px, 4.5vw, 56px);
  font-weight: 400;
  color: var(--brown-darkest);
  letter-spacing: 0.02em;
  line-height: 1.1;
  margin-bottom: 36px;
}
.section-title em {
  font-style: italic;
  color: var(--brown-mid);
  font-weight: 400;
}

/* Ornament divider */
.ornament-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 24px auto;
}
.ornament-divider .line {
  width: 80px;
  height: 0.5px;
  background: var(--brown);
  opacity: 0.5;
}
.ornament-divider .diamond {
  width: 7px;
  height: 7px;
  background: var(--brown);
  transform: rotate(45deg);
  opacity: 0.7;
}
.ornament-divider .small {
  width: 4px;
  height: 4px;
  background: var(--gold);
  transform: rotate(45deg);
}
.ornament-divider.light .line { background: var(--cream); opacity: 0.5; }
.ornament-divider.light .diamond { background: var(--cream); }
.ornament-divider.light .small { background: var(--gold-light); }

/* ===========================
   BUTTON
   =========================== */
.btn {
  display: inline-block;
  padding: 18px 44px;
  border: 1px solid var(--brown-darkest);
  color: var(--brown-darkest);
  background: transparent;
  text-decoration: none;
  font-family: 'Playfair Display', serif;
  font-size: 12px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--brown-darkest);
  transform: translateY(100%);
  transition: transform 0.4s;
  z-index: -1;
}

.btn:hover { color: var(--cream); }
.btn:hover::before { transform: translateY(0); }

.btn.btn-light {
  border-color: var(--cream);
  color: var(--cream);
}
.btn.btn-light::before { background: var(--cream); }
.btn.btn-light:hover { color: var(--brown-darkest); }

.btn.btn-gold {
  border-color: var(--gold);
  color: var(--gold);
}
.btn.btn-gold::before { background: var(--gold); }
.btn.btn-gold:hover { color: var(--brown-darkest); }

.btn-sm {
  padding: 10px 22px;
  font-size: 10px;
  letter-spacing: 0.3em;
}

/* ===========================
   FORM ELEMENTS
   =========================== */
.form-card {
  background: var(--cream);
  border: 0.5px solid rgba(108, 53, 36, 0.2);
  padding: 60px 50px;
  position: relative;
  max-width: 520px;
  margin: 0 auto;
}

.form-card::before, .form-card::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
}
.form-card::before {
  top: -1px; left: -1px;
  border-top: 1px solid var(--gold);
  border-left: 1px solid var(--gold);
}
.form-card::after {
  bottom: -1px; right: -1px;
  border-bottom: 1px solid var(--gold);
  border-right: 1px solid var(--gold);
}

.form-intro {
  font-family: 'Noto Serif JP', serif;
  font-size: 13px;
  color: var(--brown);
  line-height: 2;
  text-align: center;
  margin-bottom: 32px;
  font-weight: 300;
}

.form-group {
  margin-bottom: 28px;
}

.form-label {
  display: block;
  font-family: 'Playfair Display', serif;
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}

.form-label-jp {
  font-family: 'Noto Serif JP', serif;
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--brown);
  margin-left: 8px;
  text-transform: none;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  border: 0.5px solid rgba(108, 53, 36, 0.3);
  background: var(--cream-soft);
  font-family: 'Noto Serif JP', serif;
  font-size: 15px;
  color: var(--brown-darkest);
  font-weight: 400;
  letter-spacing: 0.05em;
  transition: all 0.3s;
}

.form-control:focus {
  outline: none;
  border-color: var(--gold);
  background: var(--cream);
  box-shadow: 0 0 0 1px var(--gold);
}

/* ===========================
   CARDS
   =========================== */
.shop-card {
  background: var(--cream);
  border: 0.5px solid rgba(108, 53, 36, 0.15);
  display: flex;
  flex-direction: column;
  transition: all 0.5s;
  position: relative;
  overflow: hidden;
}

.shop-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.shop-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(42,18,8,0.12);
}
.shop-card:hover::before { opacity: 1; }

.shop-card-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  filter: sepia(0.15) saturate(0.9);
  transition: filter 0.5s;
}

.shop-card:hover .shop-card-img {
  filter: sepia(0.05) saturate(1);
}

.shop-card-img-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  background: repeating-linear-gradient(
    45deg,
    var(--cream-dark),
    var(--cream-dark) 4px,
    var(--cream-soft) 4px,
    var(--cream-soft) 14px
  );
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'IM Fell English', serif;
  font-style: italic;
  font-size: 11px;
  color: var(--brown);
  letter-spacing: 0.2em;
}

.shop-card-body {
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.shop-card-num {
  font-family: 'IM Fell English', serif;
  font-style: italic;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 0.25em;
  margin-bottom: 6px;
}

.shop-card-title {
  font-family: 'Playfair Display', serif;
  font-size: 22px;
  color: var(--brown-darkest);
  margin-bottom: 4px;
  letter-spacing: 0.04em;
}

.shop-card-detail {
  font-family: 'Noto Serif JP', serif;
  font-size: 12.5px;
  color: var(--brown);
  font-weight: 300;
  line-height: 2;
  letter-spacing: 0.04em;
  margin: 14px 0 20px;
  flex: 1;
  text-wrap: pretty;
}

.shop-card-actions {
  margin-top: auto;
}

/* ===========================
   CATEGORY HEADING
   =========================== */
.category-heading {
  display: flex;
  align-items: baseline;
  gap: 24px;
  margin: 70px 0 36px;
  padding-bottom: 18px;
  border-bottom: 0.5px solid rgba(108, 53, 36, 0.25);
}
.category-heading:first-child { margin-top: 0; }

.category-heading-num {
  font-family: 'IM Fell English', serif;
  font-style: italic;
  font-size: 16px;
  color: var(--gold);
  letter-spacing: 0.3em;
}

.category-heading-title {
  font-family: 'Playfair Display', serif;
  font-size: 28px;
  font-weight: 400;
  color: var(--brown-darkest);
  letter-spacing: 0.05em;
  flex: 1;
}

.category-heading-jp {
  font-family: 'Noto Serif JP', serif;
  font-weight: 300;
  font-size: 12px;
  letter-spacing: 0.4em;
  color: var(--brown);
}

/* ===========================
   FOOTER (Common)
   =========================== */
footer {
  background: var(--brown-darkest);
  padding: 70px 40px 30px;
  text-align: center;
  color: var(--cream-soft);
  border-top: 0.5px solid rgba(184,146,58,0.2);
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  opacity: 0.08;
  mix-blend-mode: overlay;
  pointer-events: none;
}

.footer-inner {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
}

.footer-mark {
  font-family: 'Dancing Script', cursive;
  font-size: 42px;
  color: var(--gold-light);
  margin-bottom: 8px;
}

.footer-tagline {
  font-family: 'IM Fell English', serif;
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--cream-soft);
  opacity: 0.7;
  margin-bottom: 32px;
}

.footer-contact-label {
  font-family: 'Playfair Display', serif;
  font-size: 11px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 18px;
}

.footer-qr {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 18px;
  margin: 18px 0 32px;
}

.footer-qr a {
  display: block;
  border: 0.5px solid rgba(184, 146, 58, 0.4);
  border-radius: 12px;
  padding: 8px;
  transition: all 0.4s;
  flex: 0 0 auto;
  overflow: hidden;
}
.footer-qr a:hover {
  border-color: var(--gold-light);
  transform: translateY(-3px);
}
.footer-qr img {
  width: 110px;
  height: 110px;
  object-fit: contain;
  display: block;
  border-radius: 6px;
}

.footer-divider {
  width: 60px;
  height: 0.5px;
  background: var(--gold-light);
  margin: 0 auto 24px;
  opacity: 0.5;
}

.footer-copy {
  font-family: 'Playfair Display', serif;
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--cream-soft);
  opacity: 0.5;
}

/* ===========================
   SCROLL ANIMATIONS
   =========================== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.2s cubic-bezier(0.2, 0.8, 0.2, 1), transform 1.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }

/* ===========================
   RESPONSIVE
   =========================== */
@media (max-width: 900px) {
  .nav { padding: 14px 20px; }
  .nav.scrolled { padding: 10px 20px; }
  .nav-toggle { display: block; }
  .nav-menu {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    z-index: 1;
    flex-direction: column;
    background: rgba(42, 18, 8, 0.97);
    padding: 30px;
    gap: 20px;
    backdrop-filter: blur(8px);
    transform: translateY(calc(-100% - 80px));
    visibility: hidden;
    transition: transform 0.4s ease, visibility 0.4s;
  }
  .nav-menu.open {
    transform: translateY(0);
    visibility: visible;
  }
  .nav-menu a {
    font-size: 12px;
    letter-spacing: 0.3em;
  }
  .nav-menu li {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }
  .nav-shop-link {
    margin-left: 0;
  }
  .page-header { padding: 130px 22px 60px; min-height: 280px; }
  .page-header-watermark { font-size: 140px; }
  .section-pad { padding: 70px 22px; }
  .form-card { padding: 40px 28px; }
  .category-heading { margin: 50px 0 24px; }
  .category-heading-title { font-size: 22px; }
}