/* ========================================
   见晴 Dawnlight — 自然系花艺工作室
   ======================================== */

:root {
  /* 大地色系 */
  --linen: #f5f0e8;
  --cream: #faf7f2;
  --sand: #e8dfd3;
  --sage: #9caa8e;
  --sage-light: #c5d1b8;
  --sage-muted: #b5c4a8;
  --bark: #8b7355;
  --bark-light: #7d6b4f;
  --clay: #c4a882;
  --stone: #6b6358;
  --ink: #3a3632;
  --ink-light: #5a5650;

  /* 字体 */
  --font-display: 'Cormorant Garamond', 'Noto Serif SC', serif;
  --font-body: 'Noto Serif SC', 'Cormorant Garamond', serif;

  /* 间距 */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  --space-2xl: 12rem;
}

/* ── Reset ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--ink);
  background-color: var(--cream);
  line-height: 1.8;
  overflow-x: hidden;
}

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

/* ── 纹理背景 ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='256' height='256' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* ── 语言导航 ── */
.lang-nav {
  position: fixed;
  top: var(--space-md);
  right: var(--space-md);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}

.lang-nav a {
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
  transition: color 0.3s ease, background-color 0.3s ease;
}

.lang-nav a:hover {
  color: var(--sage);
}

.lang-nav a.active {
  color: var(--cream);
  background-color: var(--stone);
}

.lang-sep {
  color: var(--sand);
  user-select: none;
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-lg);
  background:
    radial-gradient(ellipse at 30% 20%, rgba(197, 209, 184, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 80%, rgba(196, 168, 130, 0.1) 0%, transparent 50%),
    var(--cream);
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.hero-subtitle-top {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  color: var(--stone);
  margin-bottom: var(--space-lg);
}

.hero-title {
  margin-bottom: var(--space-md);
}

.title-zh {
  display: block;
  font-family: var(--font-body);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 300;
  letter-spacing: 0.3em;
  color: var(--ink);
  margin-bottom: 0.3rem;
}

.title-en {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 400;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--stone);
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  font-weight: 400;
  color: var(--ink-light);
  letter-spacing: 0.15em;
  margin-top: var(--space-md);
}

.hero-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--sage-muted), transparent);
  margin: var(--space-lg) auto 0;
}

/* ── Hero 入场动画 ── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes growDown {
  from {
    height: 0;
    opacity: 0;
  }
  to {
    height: 60px;
    opacity: 1;
  }
}

.hero-subtitle-top {
  animation: fadeUp 1s ease 0.2s both;
}

.title-zh {
  animation: fadeUp 1s ease 0.5s both;
}

.title-en {
  animation: fadeUp 1s ease 0.7s both;
}

.hero-tagline {
  animation: fadeUp 1s ease 0.9s both;
}

.hero-line {
  animation: growDown 1s ease 1.2s both;
}

/* ── Section label ── */
.section-label {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--stone);
  margin-bottom: var(--space-lg);
}

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

/* ── 关于 ── */
.about {
  position: relative;
  padding: var(--space-2xl) var(--space-lg);
  background: var(--cream);
}

.about-inner {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.about-deco {
  color: var(--sage);
  padding-top: var(--space-lg);
}

.about-deco svg {
  width: 100%;
  max-width: 120px;
}

.about-content {
  max-width: 560px;
}

.about-text {
  font-size: 0.95rem;
  color: var(--ink-light);
  margin-bottom: var(--space-sm);
  line-height: 2;
}

.about-text--quiet {
  margin-top: var(--space-md);
  font-size: 0.9rem;
  color: var(--stone);
  letter-spacing: 0.05em;
}

/* ── 作品 ── */
.works {
  padding: var(--space-2xl) var(--space-lg);
  background:
    linear-gradient(to bottom, var(--cream), var(--linen));
}

.works-intro {
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--stone);
  letter-spacing: 0.1em;
  margin-top: calc(var(--space-lg) * -0.5);
  margin-bottom: var(--space-xl);
}

.gallery {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

.gallery-item {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: 2px;
}

.gallery-item--tall {
  grid-row: span 2;
  aspect-ratio: auto;
}

.gallery-item--wide {
  grid-column: span 2;
  aspect-ratio: 5 / 3;
}

.gallery-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  background:
    linear-gradient(145deg, var(--sand) 0%, var(--linen) 50%, var(--sage-light) 100%);
  transition: transform 0.6s ease;
}

.gallery-item:hover .gallery-placeholder {
  transform: scale(1.03);
}

.placeholder-season {
  font-family: var(--font-body);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--stone);
  letter-spacing: 0.2em;
}

.placeholder-text {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--bark-light);
  letter-spacing: 0.15em;
  text-transform: lowercase;
}

/* ── 社交媒体 ── */
.social {
  padding: var(--space-2xl) var(--space-lg);
  background: var(--linen);
}

.social-inner {
  max-width: 600px;
  margin: 0 auto;
}

.social-text {
  text-align: center;
  font-size: 0.95rem;
  color: var(--ink-light);
  margin-top: calc(var(--space-lg) * -0.5);
  margin-bottom: var(--space-lg);
  letter-spacing: 0.05em;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
}

.social-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: var(--stone);
  transition: color 0.3s ease;
}

.social-link:hover {
  color: var(--sage);
}

.social-icon {
  width: 28px;
  height: 28px;
}

.social-link span {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
}

/* ── 页脚 ── */
.footer {
  padding: var(--space-xl) var(--space-lg) var(--space-lg);
  background: var(--linen);
  text-align: center;
  border-top: 1px solid var(--sand);
}

.footer-inner {
  max-width: 600px;
  margin: 0 auto;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--ink);
  margin-bottom: var(--space-xs);
}

.footer-location {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--bark-light);
  margin-bottom: var(--space-md);
}

.footer-copy {
  font-size: 0.7rem;
  color: var(--sand);
  letter-spacing: 0.1em;
}

/* ── 响应式 ── */
@media (max-width: 768px) {
  :root {
    --space-lg: 2.5rem;
    --space-xl: 5rem;
    --space-2xl: 7rem;
  }

  .lang-nav {
    top: var(--space-sm);
    right: var(--space-sm);
  }

  .about-inner {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .about-deco {
    display: none;
  }

  .about-content {
    max-width: 100%;
  }

  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery-item--tall {
    grid-row: span 1;
    aspect-ratio: 4 / 5;
  }

  .gallery-item--wide {
    grid-column: span 2;
    aspect-ratio: 16 / 9;
  }

  .social-links {
    gap: var(--space-md);
  }
}

@media (max-width: 480px) {
  .hero {
    padding: var(--space-md);
  }

  .title-zh {
    letter-spacing: 0.15em;
  }

  .gallery {
    grid-template-columns: 1fr;
  }

  .gallery-item--wide {
    grid-column: span 1;
    aspect-ratio: 4 / 5;
  }
}