/*
  Styles for the NOVUS narrative site.
  Integrated with Enhanced Celestial Brutalism design.
  Focus on calm surfaces, generous spacing, and readable typography.
*/

:root {
  --bg-night: #0a0e14;
  --bg-tide: rgba(15, 20, 25, 0.75);
  --fg-primary: #f7f9fc;
  /* WCAG AA 준수를 위한 명도 개선: 0.85 -> 0.90 */
  --fg-muted: rgba(247, 249, 252, 0.90);

  /* Celestial Brutalism - Gold + Deep Indigo + Rust */
  --accent-gold: #f7c770;
  --accent-rust: #c4704f;
  --accent-indigo: #3d5a80;
  --accent-terracotta: #d47853;
  --accent-bronze: #cd7f32;
  --accent-midnight: #1a2332;

  /* Legacy/fallback colors */
  --accent-amber: #f7c770;
  --accent-cerulean: #5bb1f8;
  --accent-teal: #5eead4;
  --accent-purple: #a78bfa;

  /* Semantic colors */
  --gold: var(--accent-gold);
  --ink: var(--fg-primary);
  --ink-d: var(--fg-muted);
  --s-color: var(--accent-indigo);
  --h-color: var(--accent-gold);

  /* Surface gradients */
  --surface-dawn: linear-gradient(135deg, rgba(247, 199, 112, 0.14), rgba(212, 120, 83, 0.08));
  --surface-ember: linear-gradient(135deg, rgba(196, 112, 79, 0.18), rgba(205, 127, 50, 0.12));
  --surface-noon: linear-gradient(135deg, rgba(61, 90, 128, 0.16), rgba(26, 35, 50, 0.65));
  --surface-twilight: linear-gradient(135deg, rgba(247, 199, 112, 0.12), rgba(61, 90, 128, 0.45));
  --surface-night: linear-gradient(135deg, rgba(26, 35, 50, 0.68), rgba(9, 12, 23, 0.92));
  --surface-stone: linear-gradient(135deg, rgba(205, 127, 50, 0.10), rgba(61, 90, 128, 0.06));

  --max-width: 1120px;
  --header-height: 68px;
  color-scheme: dark;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Pretendard', sans-serif;
  line-height: 1.75; /* 가독성을 위해 줄간격 소폭 증가 */
  color: var(--fg-primary);
  background: radial-gradient(circle at top, rgba(36, 46, 58, 0.55), transparent 55%), var(--bg-night);
  min-height: 100vh;
  overflow-x: hidden;
  /* 한글 줄바꿈 최적화 */
  word-break: keep-all;
  overflow-wrap: break-word;
}

body.menu-open {
  overflow: hidden;
}

/* ===== GRAIN TEXTURE OVERLAY (From Enhanced) ===== */
/* 시각적 피로도 완화: opacity 0.025 -> 0.02로 미세 조정 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="200" height="200"><filter id="noise"><feTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/></filter><rect width="100%" height="100%" filter="url(%23noise)" opacity="0.5"/></svg>');
  opacity: 0.02; 
  pointer-events: none;
  mix-blend-mode: overlay;
  z-index: 50;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translate(-50%, -120%);
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.95);
  color: var(--fg-primary);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  z-index: 1000;
  transition: transform 0.2s ease, opacity 0.2s ease;
  opacity: 0;
}

.skip-link:focus {
  transform: translate(-50%, 0);
  opacity: 1;
}

/* ===== Global Light Effects ===== */
/* 시각적 피로도 완화: 배경 효과 투명도 조절 */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(
      135deg,
      transparent 0%,
      rgba(247, 199, 112, 0.08) 20%,
      rgba(61, 90, 128, 0.06) 40%,
      transparent 60%,
      rgba(196, 112, 79, 0.05) 80%,
      transparent 100%
    );
  animation: auroraDrift 45s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6; /* 0.75 -> 0.6 */
  filter: blur(70px);
}

@keyframes auroraDrift {
  0% { transform: translateX(-10%) translateY(0) scale(1); opacity: 0.4; }
  50% { transform: translateX(10%) translateY(-5%) scale(1.1); opacity: 0.6; }
  100% { transform: translateX(-5%) translateY(5%) scale(0.95); opacity: 0.5; }
}

main {
  position: relative;
  z-index: 1;
}

@media (prefers-reduced-motion: reduce) {
  body::after { animation: none; }
}

.container {
  width: min(var(--max-width), 94vw);
  margin: 0 auto;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--header-height);
  background: linear-gradient(180deg, rgba(15, 20, 25, 0.88), rgba(15, 20, 25, 0.48));
  backdrop-filter: blur(16px);
  transition: background 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.site-header[data-theme="transparent"] {
  background: linear-gradient(180deg, rgba(15, 20, 25, 0.15), rgba(15, 20, 25, 0.65));
}

.site-header.is-scrolled {
  background: rgba(17, 24, 31, 0.92);
  border-bottom-color: rgba(247, 199, 112, 0.25);
}

.header-content {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.4rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-primary);
}

.menu-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid rgba(247, 199, 112, 0.28);
  background: rgba(17, 24, 31, 0.48);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.site-nav {
  position: absolute;
  inset: calc(var(--header-height) + 8px) 3vw auto 3vw;
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 20px 24px;
  border-radius: 16px;
  background: rgba(16, 21, 28, 0.95);
  border: 1px solid rgba(247, 199, 112, 0.12);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.site-nav.is-open {
  display: flex;
}

.site-nav a {
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  padding: 6px 0;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a.is-active {
  color: var(--accent-amber);
}

.nav-link--accent {
  color: var(--accent-amber);
}

/* ===== Falling Stars & Particles ===== */
.stars-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
  will-change: transform;
}

.star {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--star-color, rgba(247, 199, 112, 0.9));
  border-radius: 50%;
  box-shadow: 0 0 6px var(--star-color, rgba(247, 199, 112, 0.8));
  animation: fall linear infinite;
  opacity: 0;
}

.particle {
  position: absolute;
  width: 1px;
  height: 1px;
  background: var(--particle-color, rgba(196, 112, 79, 0.7));
  border-radius: 50%;
  animation: floatDrift 20s ease-in-out infinite;
  opacity: 0;
}

@keyframes floatDrift {
  0% { opacity: 0; transform: translate(0, 0) scale(0.5); }
  15% { opacity: 0.7; }
  50% { opacity: 1; transform: translate(var(--drift-x, 30px), var(--drift-y, -50px)) scale(1); }
  85% { opacity: 0.5; }
  100% { opacity: 0; transform: translate(var(--drift-x-end, -20px), var(--drift-y-end, -100px)) scale(0.3); }
}

@keyframes fall {
  0% { opacity: 0; transform: translateY(0) translateX(0) scale(1); }
  10% { opacity: 1; }
  90% { opacity: 0.8; }
  100% { opacity: 0; transform: translateY(100vh) translateX(var(--drift, 0)) scale(0.5); }
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 92vh;
  display: grid;
  align-items: center;
  padding: clamp(88px, 14vh, 140px) 0;
  overflow: hidden;
}

/* Decorative Borders (From Enhanced) */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 12%;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--accent-gold) 30%, var(--accent-gold) 70%, transparent);
  opacity: 0.15; /* Reduced opacity */
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.hero-beam {
  position: absolute;
  width: min(460px, 60vw);
  height: 120vh;
  background: radial-gradient(circle at center, rgba(247, 199, 112, 0.38), rgba(247, 199, 112, 0) 68%);
  filter: blur(36px);
  top: -20vh;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0.8; /* Reduced opacity */
}

.hero-content {
  display: grid;
  gap: 24px;
  max-width: 720px;
}

.eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-rust);
  font-weight: 600;
}

h1 {
  font-family: 'Pretendard', system-ui, sans-serif;
  /* 통합된 반응형 타이포그래피 */
  font-size: clamp(2rem, 8vw, 5.5rem);
  letter-spacing: -0.03em;
  line-height: 1.1;
  font-weight: 700;
  text-shadow: 0 0 40px rgba(247, 199, 112, 0.1);
  word-break: keep-all;
}

/* 데스크탑에서 더 큰 타이틀 */
@media (min-width: 769px) {
  h1 {
    font-size: clamp(3rem, 10vw, 7rem);
    line-height: 1.05;
  }
}

.lead {
  color: var(--fg-muted);
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  line-height: 1.8;
  max-width: 60ch;
  /* 가독성: 텍스트 그림자 추가 */
  text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

/* Hero Dialogue */
.hero-dialogue {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 12px 0;
  padding: 24px 0;
  border-top: 1px solid rgba(247, 199, 112, 0.15);
  border-bottom: 1px solid rgba(247, 199, 112, 0.15);
}

.dialogue-line {
  font-size: clamp(1.05rem, 2.3vw, 1.25rem);
  font-style: italic;
  line-height: 1.6;
  color: var(--fg-muted);
  word-break: keep-all;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 12px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-bronze));
  /* WCAG AAA 대비 보장: 어두운 텍스트 */
  color: #0a0e14;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(247, 199, 112, 0.25);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(247, 199, 112, 0.35);
}

.btn--ghost {
  background: rgba(15, 21, 28, 0.3);
  border: 1px solid rgba(247, 199, 112, 0.3);
  color: var(--fg-muted);
}

.btn--ghost:hover {
  border-color: var(--accent-gold);
  color: var(--fg-primary);
  background: rgba(247, 199, 112, 0.05);
}

/* ===== Story Sections ===== */
.story {
  position: relative;
  padding: clamp(96px, 18vh, 160px) 0;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.2s ease, transform 1.2s ease;
}

.story.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Surface Colors */
.surface--dawn { background: var(--surface-dawn); }
.surface--ember { background: var(--surface-ember); }
.surface--noon { background: var(--surface-noon); }
.surface--twilight { background: var(--surface-twilight); }
.surface--night { background: var(--surface-night); }
.surface--stone { background: var(--surface-stone); }

.story-inner {
  display: grid;
  gap: clamp(48px, 8vw, 96px);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .story-inner {
    grid-template-columns: 1.2fr 2fr;
    align-items: center;
  }
  .story-inner--reverse {
    grid-template-columns: 2fr 1.2fr;
    direction: rtl;
  }
  .story-inner--reverse .story-text {
    direction: ltr;
  }
}

.story-text {
  display: grid;
  gap: 24px;
  text-align: left;
}

.story-text p {
  line-height: 1.85;
  letter-spacing: 0.01em;
  color: var(--fg-muted);
  text-shadow: 0 1px 2px rgba(0,0,0,0.2); /* 가독성 */
}

.story-text h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.25;
  margin-bottom: 8px;
  word-break: keep-all;
}

.story-tag {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.76rem;
  /* WCAG 대비 개선: 0.6 -> 0.75 */
  color: rgba(247, 249, 252, 0.75);
}

.story-note {
  font-size: 1rem;
  color: var(--accent-gold);
  opacity: 0.9;
  font-style: italic;
  margin-top: 12px;
  padding-left: 16px;
  border-left: 2px solid rgba(247, 199, 112, 0.3);
}

/* ===== Manifesto ===== */
.manifesto {
  padding: clamp(80px, 15vh, 140px) 0;
}

.manifesto-content {
  max-width: 800px;
  margin: 0 auto;
}

.manifesto-quote {
  margin: 48px 0;
  padding: 0 0 0 32px;
  border-left: 3px solid var(--accent-rust);
}

.manifesto-quote p {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-style: italic;
  line-height: 1.6;
  color: var(--accent-gold);
  text-shadow: 0 0 30px rgba(247, 199, 112, 0.15);
}

.manifesto-text {
  font-size: 1.1rem;
  line-height: 1.9;
  color: var(--fg-muted);
  margin-bottom: 24px;
}

/* ===== Studio & Principles ===== */
.section-intro {
  margin-bottom: clamp(56px, 8vw, 88px);
  text-align: center;
}

.section-lead {
  max-width: 680px;
  margin: 0 auto;
  color: var(--fg-muted);
  font-size: clamp(1.05rem, 2.3vw, 1.2rem);
  line-height: 1.8;
}

.feature-grid, .principle-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

@media (min-width: 1024px) {
  .principle-grid {
    /* 데스크탑에서는 4개를 한 줄에 정렬 */
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.feature-card, .principle-card {
  padding: 32px;
  border-radius: 20px;
  background: rgba(18, 24, 32, 0.6);
  border: 1px solid rgba(247, 199, 112, 0.12);
  transition: transform 0.3s ease, background 0.3s ease;
}

.feature-card:hover, .principle-card:hover {
  background: rgba(18, 24, 32, 0.8);
  border-color: rgba(247, 199, 112, 0.3);
  transform: translateY(-4px);
}

.feature-card h3, .principle-card h3 {
  margin-bottom: 12px;
  font-size: 1.25rem;
  color: var(--fg-primary);
}

.feature-card p, .principle-card p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.principle-icon {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  color: var(--accent-amber);
  margin-bottom: 16px;
}

/* ===== Epilogue ===== */
.epilogue {
  padding: clamp(80px, 15vh, 140px) 0;
  text-align: center;
}

.epilogue-quote p {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-style: italic;
  color: var(--accent-cerulean);
  margin: 40px 0;
}

.epilogue-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 40px;
}

/* ===== Cursor Trail ===== */
.cursor-trail {
  position: fixed;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.7;
  transform: scale(1);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  filter: blur(2px);
  box-shadow: 0 0 10px currentColor;
}

@media (pointer: coarse) {
  .cursor-trail {
    display: none;
  }
}

/* ===== QR / Consult Landing Page ===== */
.qr-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 16px;
}

.qr-page::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 180px;
  background:
    radial-gradient(circle at 50% 0%, rgba(248, 250, 252, 0.32), transparent 60%),
    linear-gradient(to bottom, rgba(251, 191, 36, 0.18), transparent 75%);
  pointer-events: none;
  z-index: 0;
}

.qr-main {
  position: relative;
  z-index: 1;
  width: min(480px, 94vw);
}

.qr-card {
  position: relative;
  border-radius: 24px;
  padding: 28px 24px 26px;
  background: linear-gradient(145deg, rgba(17, 24, 39, 0.9), rgba(15, 23, 42, 0.92));
  border: 1px solid rgba(248, 250, 252, 0.12);
  backdrop-filter: blur(22px);
  box-shadow:
    0 18px 40px rgba(15, 23, 42, 0.9),
    0 0 0 1px rgba(15, 23, 42, 0.6);
}

.qr-card::before,
.qr-card::after {
  content: none;
}

.qr-card + .qr-card {
  margin-top: 20px;
}

.qr-title {
  margin-top: 10px;
  margin-bottom: 14px;
  font-family: 'Pretendard', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.qr-sub {
  font-size: 0.98rem;
  color: var(--fg-muted);
  margin-bottom: 22px;
}

.qr-time,
.qr-countdown {
  font-size: 0.9rem;
  margin-bottom: 14px;
}

.qr-time-value,
.qr-countdown-value {
  display: inline-block;
  margin-top: 4px;
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  color: var(--accent-amber);
}

.qr-messages {
  margin: 18px 0 8px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.88);
  border: 1px solid rgba(148, 163, 184, 0.35);
}

.qr-message-line {
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.qr-note {
  margin-top: 10px;
  font-size: 0.76rem;
  color: rgba(148, 163, 184, 0.9);
}

.qr-note--small {
  margin-top: 18px;
}

.qr-stars {
  margin-top: 10px;
  font-size: 0.86rem;
  color: rgba(209, 213, 219, 0.9);
}

.qr-button {
  margin-top: 10px;
  width: 100%;
  text-align: center;
}

.spark-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin: 0 6px 1px;
  border-radius: 999px;
  background: #f9fafb;
  box-shadow:
    0 0 4px rgba(249, 250, 251, 0.9),
    0 0 10px rgba(249, 250, 251, 0.8);
  animation: sparkPulse 2.4s ease-in-out infinite;
  vertical-align: middle;
}

.consult-name {
  display: inline-block;
  margin-left: 2px;
  color: rgba(248, 250, 252, 0.96);
  text-shadow:
    0 0 4px rgba(248, 250, 252, 0.75),
    0 0 10px rgba(248, 250, 252, 0.6);
  animation: consultNameGlow 3s ease-in-out infinite;
}

.qr-card .qr-button.btn--primary {
  position: relative;
  background: linear-gradient(90deg, rgba(247, 199, 112, 0.3), rgba(251, 191, 36, 0.4));
  border-color: rgba(247, 199, 112, 0.8);
  box-shadow:
    0 0 0 1px rgba(15, 23, 42, 0.9),
    0 0 16px rgba(251, 191, 36, 0.65);
  animation: consultGlow 2.8s ease-in-out infinite;
}

.qr-card .qr-button.btn--primary::before {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 999px;
  background: radial-gradient(circle at 20% 20%, rgba(248, 250, 252, 0.25), transparent 55%);
  opacity: 0.9;
  pointer-events: none;
}

@keyframes consultGlow {
  0% {
    box-shadow:
      0 0 0 1px rgba(15, 23, 42, 0.9),
      0 0 10px rgba(251, 191, 36, 0.4);
  }
  50% {
    box-shadow:
      0 0 0 1px rgba(15, 23, 42, 1),
      0 0 20px rgba(251, 191, 36, 0.85);
  }
  100% {
    box-shadow:
      0 0 0 1px rgba(15, 23, 42, 0.9),
      0 0 10px rgba(251, 191, 36, 0.4);
  }
}

@keyframes sparkPulse {
  0% {
    transform: translateY(0) scale(1);
    opacity: 0.5;
  }
  50% {
    transform: translateY(-1px) scale(1.15);
    opacity: 1;
  }
  100% {
    transform: translateY(0) scale(1);
    opacity: 0.6;
  }
}

@keyframes consultNameGlow {
  0% {
    text-shadow:
      0 0 2px rgba(248, 250, 252, 0.5),
      0 0 6px rgba(248, 250, 252, 0.3);
  }
  50% {
    text-shadow:
      0 0 5px rgba(248, 250, 252, 0.9),
      0 0 14px rgba(248, 250, 252, 0.7);
  }
  100% {
    text-shadow:
      0 0 2px rgba(248, 250, 252, 0.5),
      0 0 6px rgba(248, 250, 252, 0.3);
  }
}

.qr-card--open {
  border-color: rgba(248, 250, 252, 0.2);
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid rgba(247, 199, 112, 0.12);
  background: rgba(10, 14, 18, 0.95);
  padding: 48px 0;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-note {
  margin-top: 40px;
  text-align: center;
  font-size: 0.8rem;
  /* WCAG 최소 대비 확보: 0.4 -> 0.65 */
  color: rgba(247, 249, 252, 0.65);
}

/* ===== Mobile Responsive Improvements ===== */
@media (max-width: 768px) {
  .site-nav {
    display: none; /* Mobile menu handled by JS */
  }

  /* 모바일 밸런스: 여백 확보 */
  .hero {
    padding: 120px 0 80px;
    min-height: auto;
  }

  .hero-content {
    gap: 16px;
  }

  .story-inner {
    gap: 40px;
  }

  /* 한국어는 좌측 정렬이 가독성 우수 */
  .story-text {
    text-align: left;
  }
  
  .story-note {
    border-left: none;
    border-top: 2px solid rgba(247, 199, 112, 0.3);
    padding-left: 0;
    padding-top: 16px;
  }

  .footer-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .footer-links {
    justify-content: center;
  }
}

@media (min-width: 960px) {
  .menu-button { display: none; }
  .site-nav {
    position: static;
    display: flex;
    flex-direction: row;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
  }
}

/* ===== Reveal Animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes ripple {
  from {
    transform: scale(0);
    opacity: 0.8;
  }
  to {
    transform: scale(2.5);
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* ===== Print Styles ===== */
@media print {
  body::before, body::after, .stars-container { display: none; }
  body { background: white; color: black; }
}