@import url('https://fonts.googleapis.com/css2?family=Karla:wght@300;400;500;600;700&family=Playfair+Display+SC:wght@400;700&display=swap');

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

:root {
  --cream: #f5e6c8;
  --caramel: #d4a574;
  --dark: #262117;
  --dark-70: rgba(38,33,23,0.7);
  --dark-40: rgba(38,33,23,0.4);
  --caramel-light: #e8c9a0;
  --caramel-dark: #b8864e;
  --cream-dark: #e8d4a8;
  --font-display: 'Playfair Display SC', Georgia, serif;
  --font-body: 'Karla', system-ui, -apple-system, sans-serif;
  --radius-card: 18px;
  --nav-h: 64px;
  --anchor-h: 44px;
  --announce-h: 36px;
}

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

body.retro-body {
  background-color: var(--cream);
  color: var(--dark);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* ===== GRAIN OVERLAY ===== */
.grain-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.12;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  mix-blend-mode: multiply;
  animation: grainShift 0.15s steps(1) infinite;
}

@keyframes grainShift {
  0%   { transform: translate(0, 0); }
  25%  { transform: translate(-2px, 1px); }
  50%  { transform: translate(1px, -2px); }
  75%  { transform: translate(-1px, 2px); }
  100% { transform: translate(2px, -1px); }
}

/* ===== LIGHT LEAK ===== */
.light-leak {
  position: fixed;
  top: -10%;
  left: -10%;
  width: 60%;
  height: 60%;
  pointer-events: none;
  z-index: 9998;
  background: radial-gradient(ellipse at 30% 20%, rgba(212,165,116,0.18) 0%, transparent 70%);
  animation: leakPulse 8s ease-in-out infinite alternate;
}

@keyframes leakPulse {
  0%   { opacity: 0.6; transform: scale(1) rotate(-5deg); }
  100% { opacity: 1; transform: scale(1.15) rotate(5deg); }
}

/* ===== ANNOUNCE BAR ===== */
.announce-bar {
  background: var(--dark);
  color: var(--caramel);
  text-align: center;
  padding: 8px 16px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  min-height: var(--announce-h);
  display: flex;
  align-items: center;
  justify-content: center;
}

.announce-text { display: block; }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 800;
  background: var(--cream);
  border-bottom: 2px solid var(--caramel);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 24px;
  height: var(--nav-h);
  box-shadow: 0 2px 12px rgba(38,33,23,0.12);
}

.header-brand {
  grid-column: 2;
  text-align: center;
}

.brand-link {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.brand-text {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark);
  letter-spacing: 0.06em;
}

.brand-logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 4px;
}

.header-tagline {
  grid-column: 3;
  text-align: right;
}

.tagline-text {
  font-size: 0.75rem;
  color: var(--caramel-dark);
  letter-spacing: 0.04em;
  display: none;
}

@media (min-width: 768px) {
  .tagline-text { display: inline; }
}

/* ===== HAMBURGER ===== */
.hamburger-btn {
  grid-column: 1;
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 1.5px solid var(--caramel);
  border-radius: 6px;
  padding: 10px 12px;
  cursor: pointer;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.hamburger-btn:hover { background: var(--caramel-light); }

.ham-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ===== FULLSCREEN MENU ===== */
.fullscreen-menu {
  position: fixed;
  inset: 0;
  background: var(--dark);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.fullscreen-menu.is-open {
  opacity: 1;
  visibility: visible;
}

.menu-close-btn {
  position: absolute;
  top: 24px;
  right: 28px;
  background: none;
  border: 1.5px solid var(--caramel);
  color: var(--caramel);
  font-size: 1.4rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}

.menu-close-btn:hover {
  background: var(--caramel);
  color: var(--dark);
}

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

.menu-brand-name {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--caramel);
  letter-spacing: 0.1em;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--caramel-dark);
  padding-bottom: 1rem;
}

.menu-nav-aside {
  display: block;
}

.menu-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.menu-nav-list li {
  border-bottom: 1px solid rgba(212,165,116,0.2);
}

.menu-nav-list li:first-child {
  border-top: 1px solid rgba(212,165,116,0.2);
}

.nav-link {
  display: block;
  padding: 16px 48px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--cream);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.2s, background 0.2s;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-link:hover {
  color: var(--caramel);
  background: rgba(212,165,116,0.08);
}

/* ===== STICKY ANCHOR BAR ===== */
.sticky-anchor-bar {
  position: sticky;
  top: var(--nav-h);
  z-index: 700;
  background: var(--cream-dark);
  border-bottom: 1.5px solid var(--caramel);
  overflow-x: auto;
  scrollbar-width: none;
}

.sticky-anchor-bar::-webkit-scrollbar { display: none; }

.anchor-nav { display: block; }

.anchor-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0;
  min-width: max-content;
  padding: 0 12px;
}

.anchor-link {
  display: flex;
  align-items: center;
  height: var(--anchor-h);
  padding: 0 14px;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--dark);
  text-decoration: none;
  letter-spacing: 0.04em;
  border-right: 1px solid rgba(212,165,116,0.4);
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}

.anchor-list li:last-child .anchor-link { border-right: none; }

.anchor-link:hover {
  color: var(--caramel-dark);
  background: rgba(212,165,116,0.15);
}

/* ===== SCROLL MARGIN for sections ===== */
article[id] {
  scroll-margin-top: calc(var(--nav-h) + var(--anchor-h) + 12px);
}

/* ===== HERO ===== */
.hero-section {
  position: relative;
  width: 100%;
  height: 70vh;
  min-height: 420px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  background: var(--dark);
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img,
.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.5) contrast(0.9) saturate(0.75) brightness(0.85);
  display: block;
}

.hero-media--empty {
  background: linear-gradient(135deg, #3d2e18 0%, #1a1209 50%, #2e2010 100%);
}

.hero-vhs-overlay {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(38,33,23,0.06) 2px,
    rgba(38,33,23,0.06) 4px
  );
  pointer-events: none;
  animation: vhsTrack 12s linear infinite;
}

@keyframes vhsTrack {
  0%   { transform: translateY(0) skewX(0deg); opacity: 1; }
  48%  { transform: translateY(-4px) skewX(0.3deg); opacity: 0.9; }
  49%  { transform: translateY(3px) skewX(-0.6deg); opacity: 0.7; }
  50%  { transform: translateY(0) skewX(0deg); opacity: 1; }
  100% { transform: translateY(0) skewX(0deg); opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: right;
  padding: 40px 48px 40px 20%;
  max-width: 800px;
  background: linear-gradient(to left, rgba(38,33,23,0.72) 0%, transparent 100%);
  align-self: stretch;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 16px;
}

.hero-h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  font-weight: 700;
  color: var(--cream);
  letter-spacing: 0.06em;
  line-height: 1.25;
  text-shadow: 0 2px 12px rgba(38,33,23,0.6);
}

.hero-sub {
  font-size: clamp(0.875rem, 2vw, 1.05rem);
  color: var(--caramel-light);
  max-width: 400px;
  line-height: 1.6;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  height: 48px;
  padding: 0 28px;
  background: var(--caramel);
  color: var(--dark);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-radius: 4px;
  border: 2px solid var(--caramel);
  transition: background 0.25s, color 0.25s, transform 0.2s;
  margin-top: 8px;
}

.hero-cta:hover {
  background: transparent;
  color: var(--caramel);
  transform: translateY(-2px);
}

/* ===== MAIN ===== */
.site-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 24px 80px;
}

/* ===== CONTENT SECTION (main > article > figure/aside交错) ===== */
.content-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 900px) {
  .content-section {
    grid-template-columns: 200px 1fr 260px;
    grid-template-rows: auto 1fr;
    gap: 40px 48px;
    align-items: start;
  }
  .content-polaroid { grid-column: 1; grid-row: 1 / 3; }
  .content-aside    { grid-column: 3; grid-row: 1; }
  .page-content-body { grid-column: 2; grid-row: 1 / 3; }
}

/* ===== POLAROID FIGURE ===== */
.content-polaroid {
  background: #fff;
  border: 1px solid var(--caramel);
  border-radius: 4px;
  padding: 12px 12px 36px;
  box-shadow: 4px 6px 18px rgba(38,33,23,0.22), -2px -2px 8px rgba(212,165,116,0.12);
  transform: rotate(-2.5deg);
  animation: polaroidSettle 1.2s cubic-bezier(0.23, 1, 0.32, 1) forwards;
  max-width: 200px;
}

@keyframes polaroidSettle {
  0%   { transform: rotate(-6deg) translateY(20px); opacity: 0; }
  100% { transform: rotate(-2.5deg) translateY(0); opacity: 1; }
}

.polaroid-inner {
  background: var(--cream-dark);
  width: 100%;
  min-height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.polaroid-strip {
  width: 80%;
  height: 4px;
  background: linear-gradient(90deg, var(--caramel-dark), var(--caramel), var(--caramel-dark));
  opacity: 0.5;
  border-radius: 2px;
}

.polaroid-caption {
  margin-top: 10px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--caramel-dark);
  letter-spacing: 0.12em;
  text-align: center;
  display: block;
}

/* ===== CONTENT ASIDE ===== */
.content-aside {
  background: rgba(212,165,116,0.1);
  border: 1.5px solid var(--caramel);
  border-radius: var(--radius-card);
  padding: 24px 20px;
  box-shadow: 0 4px 16px rgba(38,33,23,0.08);
}

.aside-eyebrow {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--caramel-dark);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.aside-heading {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
  letter-spacing: 0.04em;
}

.aside-text {
  font-size: 0.875rem;
  color: var(--dark);
  line-height: 1.6;
}

/* ===== PAGE CONTENT BODY ===== */
.page-content-body {
  color: var(--dark);
}

.page-content-body h1,
.page-content-body h2,
.page-content-body h3 {
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  line-height: 1.3;
  margin-bottom: 0.75em;
  margin-top: 1.6em;
  color: var(--dark);
}

.page-content-body h1 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
.page-content-body h2 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
.page-content-body h3 { font-size: clamp(1rem, 2vw, 1.2rem); }

.page-content-body p {
  margin-bottom: 1.1em;
  font-size: 1rem;
  line-height: 1.75;
}

.page-content-body ul,
.page-content-body ol {
  padding-left: 1.5em;
  margin-bottom: 1em;
}

.page-content-body li {
  margin-bottom: 0.4em;
  line-height: 1.65;
}

.page-content-body a {
  color: var(--caramel-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-content-body a:hover { color: var(--dark); }

.page-content-body strong { font-weight: 700; }

.page-content-body blockquote {
  border-left: 3px solid var(--caramel);
  margin-left: 0;
  padding-left: 1.2em;
  color: var(--caramel-dark);
  font-style: italic;
}

/* Section separators within page content */
.page-content-body article {
  padding: 48px 0;
  border-bottom: 1px dashed var(--caramel);
}

.page-content-body article:last-child { border-bottom: none; }

/* ===== SMALL / EYEBROW adjacent to h2 ===== */
small + h2,
small + h3 {
  margin-top: 6px;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--dark);
  color: var(--cream);
  border-top: 3px solid var(--caramel);
}

.footer-top-block {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 32px;
  border-bottom: 1px solid rgba(212,165,116,0.25);
}

.footer-eyebrow {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--caramel);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.footer-contact-heading {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--cream);
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.footer-contact-email,
.footer-contact-tel {
  font-size: 0.95rem;
  color: var(--caramel-light);
  margin-bottom: 6px;
}

.footer-main-row {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: space-between;
}

.footer-logo-col { flex-shrink: 0; }

.footer-brand-link { text-decoration: none; }

.footer-brand-text {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--caramel);
  letter-spacing: 0.08em;
}

.footer-logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  opacity: 0.85;
}

.footer-nav { display: block; }

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 0;
}

.footer-nav-list li {
  border-right: 1px solid rgba(212,165,116,0.3);
}

.footer-nav-list li:last-child { border-right: none; }

.footer-nav-link {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 14px;
  font-size: 0.8rem;
  color: var(--caramel-light);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color 0.2s;
  white-space: nowrap;
}

.footer-nav-link:hover { color: var(--caramel); }

.footer-copy-col { text-align: right; flex-shrink: 0; }

.footer-copy {
  font-size: 0.8rem;
  color: rgba(245,230,200,0.5);
  line-height: 1.5;
}

.footer-icp {
  font-size: 0.75rem;
  color: rgba(245,230,200,0.35);
  margin-top: 4px;
}

/* ===== STAGGER ANIMATION ===== */
@media (prefers-reduced-motion: no-preference) {
  .page-content-body article {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .page-content-body article.is-visible {
    opacity: 1;
    transform: translateY(0);
  }

  .content-aside {
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.5s ease 0.2s, transform 0.5s ease 0.2s;
  }

  .content-aside.is-visible {
    opacity: 1;
    transform: translateX(0);
  }

  .anchor-link {
    transition: color 0.2s, background 0.2s, transform 0.2s;
  }
  .anchor-link:hover { transform: translateY(-1px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .grain-overlay, .light-leak { display: none; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 767px) {
  .hero-content {
    padding: 32px 24px;
    text-align: right;
    background: linear-gradient(to top, rgba(38,33,23,0.8) 0%, transparent 100%);
    justify-content: flex-end;
    padding-bottom: 36px;
  }

  .hero-section {
    align-items: flex-end;
  }

  .content-polaroid {
    display: none;
  }

  .footer-main-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer-copy-col { text-align: left; }

  .footer-nav-list { flex-direction: column; }

  .footer-nav-list li { border-right: none; border-bottom: 1px solid rgba(212,165,116,0.2); }

  .footer-nav-link { padding-left: 0; height: 44px; }

  .site-header { padding: 0 16px; }

  .anchor-link { padding: 0 10px; font-size: 0.75rem; }
}

@media (max-width: 480px) {
  .hero-h1 { font-size: 1.5rem; }
  .hero-sub { font-size: 0.85rem; }
  .hero-cta { height: 44px; padding: 0 20px; font-size: 0.85rem; }
}

/* ===== UTILITY ===== */
img { max-width: 100%; height: auto; display: block; }

a:focus-visible {
  outline: 2px solid var(--caramel);
  outline-offset: 3px;
  border-radius: 2px;
}

button[aria-expanded]{min-width:44px;min-height:44px}