@charset "UTF-8";
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-accent: #c9a96e;
  --color-background: #ffffff;
  --color-surface: #f8f8f8;
  --color-border: #e5e5e5;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-overlay: rgba(255, 255, 255, 0.65);
  --color-overlay-light: rgba(255, 255, 255, 0.45);
  --font-family-heading: "Noto Serif SC", "Songti SC", serif;
  --font-family-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-family-english: "Cormorant Garamond", "Garamond", serif;
  --font-size-hero: clamp(2.5rem, 6vw, 5rem);
  --font-size-h1: clamp(2rem, 4vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 3vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 2vw, 1.75rem);
  --font-size-body: clamp(0.9375rem, 1vw + 0.5rem, 1.0625rem);
  --font-size-small: 0.875rem;
  --font-size-caption: 0.75rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 8rem;
  --border-radius-sm: 2px;
  --border-radius-md: 4px;
  --border-radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(16, 16, 16, 0.05);
  --shadow-md: 0 4px 12px rgba(16, 16, 16, 0.08);
  --shadow-lg: 0 8px 30px rgba(16, 16, 16, 0.12);
  --shadow-xl: 0 20px 60px rgba(16, 16, 16, 0.15);
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --z-index-base: 1;
  --z-index-overlay: 100;
  --z-index-modal: 200;
  --z-index-nav: 300;
  --z-index-tooltip: 400;
  --nav-height: 80px;
  --nav-height-scrolled: 64px;
  --container-max: 1400px;
  --container-padding: clamp(1rem, 5vw, 3rem);
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #1a1a1a;
    --color-secondary: #666666;
    --color-accent: #c9a96e;
    --color-background: #f7f5ef;
    --color-surface: #fbfaf6;
    --color-border: #e7e2d8;
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-overlay: rgba(255, 255, 255, 0.18);
    --color-overlay-light: rgba(255, 255, 255, 0.12);
  }
}
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
    --transition-bounce: 0ms;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 500;
  line-height: var(--line-height-tight);
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}
.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;
}
::selection {
  background-color: var(--color-accent);
  color: var(--color-background);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-accent: #c9a96e;
  --color-background: #ffffff;
  --color-surface: #f8f8f8;
  --color-border: #e5e5e5;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-overlay: rgba(255, 255, 255, 0.65);
  --color-overlay-light: rgba(255, 255, 255, 0.45);
  --font-family-heading: "Noto Serif SC", "Songti SC", serif;
  --font-family-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-family-english: "Cormorant Garamond", "Garamond", serif;
  --font-size-hero: clamp(2.5rem, 6vw, 5rem);
  --font-size-h1: clamp(2rem, 4vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 3vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 2vw, 1.75rem);
  --font-size-body: clamp(0.9375rem, 1vw + 0.5rem, 1.0625rem);
  --font-size-small: 0.875rem;
  --font-size-caption: 0.75rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 8rem;
  --border-radius-sm: 2px;
  --border-radius-md: 4px;
  --border-radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(16, 16, 16, 0.05);
  --shadow-md: 0 4px 12px rgba(16, 16, 16, 0.08);
  --shadow-lg: 0 8px 30px rgba(16, 16, 16, 0.12);
  --shadow-xl: 0 20px 60px rgba(16, 16, 16, 0.15);
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --z-index-base: 1;
  --z-index-overlay: 100;
  --z-index-modal: 200;
  --z-index-nav: 300;
  --z-index-tooltip: 400;
  --nav-height: 80px;
  --nav-height-scrolled: 64px;
  --container-max: 1400px;
  --container-padding: clamp(1rem, 5vw, 3rem);
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #1a1a1a;
    --color-secondary: #666666;
    --color-accent: #c9a96e;
    --color-background: #f7f5ef;
    --color-surface: #fbfaf6;
    --color-border: #e7e2d8;
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-overlay: rgba(255, 255, 255, 0.18);
    --color-overlay-light: rgba(255, 255, 255, 0.12);
  }
}
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
    --transition-bounce: 0ms;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 500;
  line-height: var(--line-height-tight);
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}
.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;
}
::selection {
  background-color: var(--color-accent);
  color: var(--color-background);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-index-nav);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: all var(--transition-normal);
  background: transparent;
}
.header.scrolled {
  height: var(--nav-height-scrolled);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}
.header.scrolled .logo {
  color: var(--color-text-primary);
  font-size: 1.25rem;
  text-shadow: none;
}
.header .container {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-family: var(--font-family-heading);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 600;
  letter-spacing: 0.15em;
  color: #ffffff;
  transition: transform var(--transition-normal), font-size var(--transition-normal), text-shadow var(--transition-normal);
  text-shadow: 0 2px 20px rgba(16, 16, 16, 0.3);
  z-index: calc(var(--z-index-nav) + 10);
}
.logo:hover {
  transform: scale(1.02);
}
.logo span {
  color: currentColor;
}
@media (max-width: 767px) {
  .logo {
    font-size: 1.25rem;
    letter-spacing: 0.1em;
  }
}
.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}
@media (max-width: 767px) {
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    gap: var(--spacing-xl);
    background: var(--color-background);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-normal);
  }
  .nav.open {
    right: 0;
  }
}
.nav-link {
  position: relative;
  font-size: var(--font-size-small);
  font-weight: 500;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.9);
  transition: color var(--transition-fast);
  text-shadow: 0 1px 10px rgba(16, 16, 16, 0.2);
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition-normal);
}
.nav-link:hover, .nav-link.active {
  color: #ffffff;
}
.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}
.scrolled .nav-link {
  color: var(--color-text-secondary);
  text-shadow: none;
}
.scrolled .nav-link:hover, .scrolled .nav-link.active {
  color: var(--color-text-primary);
}
@media (max-width: 767px) {
  .nav-link {
    font-size: var(--font-size-h3);
    color: var(--color-text-secondary);
    text-shadow: none;
  }
}
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 32px;
  height: 32px;
  z-index: calc(var(--z-index-nav) + 1);
}
@media (max-width: 767px) {
  .menu-toggle {
    display: flex;
  }
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #ffffff;
  transition: all var(--transition-fast);
  transform-origin: center;
  box-shadow: 0 1px 5px rgba(16, 16, 16, 0.2);
}
.menu-toggle.active span {
  background: var(--color-text-primary);
  box-shadow: none;
}
.menu-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}
.scrolled .menu-toggle span {
  background: var(--color-text-primary);
  box-shadow: none;
}
.overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: calc(var(--z-index-nav) - 1);
}
.overlay.active {
  opacity: 1;
  visibility: visible;
}
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-accent: #c9a96e;
  --color-background: #ffffff;
  --color-surface: #f8f8f8;
  --color-border: #e5e5e5;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-overlay: rgba(255, 255, 255, 0.65);
  --color-overlay-light: rgba(255, 255, 255, 0.45);
  --font-family-heading: "Noto Serif SC", "Songti SC", serif;
  --font-family-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-family-english: "Cormorant Garamond", "Garamond", serif;
  --font-size-hero: clamp(2.5rem, 6vw, 5rem);
  --font-size-h1: clamp(2rem, 4vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 3vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 2vw, 1.75rem);
  --font-size-body: clamp(0.9375rem, 1vw + 0.5rem, 1.0625rem);
  --font-size-small: 0.875rem;
  --font-size-caption: 0.75rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 8rem;
  --border-radius-sm: 2px;
  --border-radius-md: 4px;
  --border-radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(16, 16, 16, 0.05);
  --shadow-md: 0 4px 12px rgba(16, 16, 16, 0.08);
  --shadow-lg: 0 8px 30px rgba(16, 16, 16, 0.12);
  --shadow-xl: 0 20px 60px rgba(16, 16, 16, 0.15);
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --z-index-base: 1;
  --z-index-overlay: 100;
  --z-index-modal: 200;
  --z-index-nav: 300;
  --z-index-tooltip: 400;
  --nav-height: 80px;
  --nav-height-scrolled: 64px;
  --container-max: 1400px;
  --container-padding: clamp(1rem, 5vw, 3rem);
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #1a1a1a;
    --color-secondary: #666666;
    --color-accent: #c9a96e;
    --color-background: #f7f5ef;
    --color-surface: #fbfaf6;
    --color-border: #e7e2d8;
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-overlay: rgba(255, 255, 255, 0.18);
    --color-overlay-light: rgba(255, 255, 255, 0.12);
  }
}
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
    --transition-bounce: 0ms;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 500;
  line-height: var(--line-height-tight);
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}
.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;
}
::selection {
  background-color: var(--color-accent);
  color: var(--color-background);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}
.hero-background {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero-background::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0) 30%, rgba(255, 255, 255, 0) 60%, rgba(255, 255, 255, 0.12) 100%);
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
}
.hero-slide.active {
  opacity: 1;
}
.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.5s ease;
  opacity: 0;
}
.hero-slide img.loaded {
  opacity: 1;
}
.hero-content {
  position: absolute;
  inset: 0;
  pointer-events: auto;
}
.hero-overlay {
  position: absolute;
  left: 50%;
  top: 38.2%;
  transform: translate(-50%, -50%);
  width: min(92vw, 1100px);
  text-align: center;
  color: #ffffff;
  padding: clamp(0.75rem, 2vw, 1.25rem) clamp(1rem, 3vw, 2rem);
  pointer-events: none;
  opacity: 0;
  animation: heroCopyIn 900ms ease forwards 450ms;
}
.hero-title {
  font-family: var(--font-family-heading);
  font-weight: 500;
  font-size: clamp(1.75rem, 4.5vw, 3.5rem);
  letter-spacing: 0.08em;
  line-height: 1.25;
  text-shadow: 0 2px 18px rgba(16, 16, 16, 0.55), 0 14px 44px rgba(16, 16, 16, 0.35);
}
.hero-subtitle {
  font-family: var(--font-family-english);
  font-weight: 500;
  font-size: clamp(0.8rem, 1.2vw, 1.05rem);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  opacity: 0.9;
  margin-bottom: clamp(0.5rem, 1.5vw, 0.9rem);
  text-shadow: 0 2px 14px rgba(16, 16, 16, 0.5), 0 12px 34px rgba(16, 16, 16, 0.3);
}
.hero-dots {
  position: absolute;
  right: var(--container-padding);
  bottom: clamp(1.25rem, 4vh, 2.5rem);
  display: flex;
  gap: 10px;
  pointer-events: auto;
  opacity: 0;
  animation: fadeIn 800ms ease forwards 900ms;
}
.hero-dot {
  width: 30px;
  height: 2px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.35);
  box-shadow: 0 2px 12px rgba(16, 16, 16, 0.25);
  transition: transform var(--transition-fast), background var(--transition-fast), opacity var(--transition-fast);
  opacity: 0.9;
}
.hero-dot.active {
  background: rgba(255, 255, 255, 0.95);
  opacity: 1;
  transform: scaleX(1.12);
}
.hero-dot:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.85);
  outline-offset: 3px;
}
.hero-scroll {
  position: absolute;
  bottom: var(--spacing-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  color: #ffffff;
  opacity: 0;
  animation: fadeIn 1s ease forwards 1.5s;
  text-shadow: 0 2px 10px rgba(16, 16, 16, 0.3);
}
.hero-scroll span {
  font-size: var(--font-size-caption);
  letter-spacing: 0.2em;
}
.hero-indicator {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, #ffffff, transparent);
  animation: scrollPulse 2s ease infinite;
}
@keyframes heroCopyIn {
  from {
    opacity: 0;
    transform: translate(-50%, -48%);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%);
  }
}
@keyframes fadeIn {
  to {
    opacity: 1;
  }
}
@keyframes scrollPulse {
  0%, 100% {
    opacity: 1;
    transform: scaleY(1);
  }
  50% {
    opacity: 0.5;
    transform: scaleY(0.8);
  }
}
@media (prefers-reduced-motion: reduce) {
  .hero-overlay {
    animation: none;
    opacity: 1;
  }
  .hero-dots {
    animation: none;
    opacity: 1;
  }
  .hero-scroll {
    animation: none;
    opacity: 1;
  }
  .hero-indicator {
    animation: none;
  }
}
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-accent: #c9a96e;
  --color-background: #ffffff;
  --color-surface: #f8f8f8;
  --color-border: #e5e5e5;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-overlay: rgba(255, 255, 255, 0.65);
  --color-overlay-light: rgba(255, 255, 255, 0.45);
  --font-family-heading: "Noto Serif SC", "Songti SC", serif;
  --font-family-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-family-english: "Cormorant Garamond", "Garamond", serif;
  --font-size-hero: clamp(2.5rem, 6vw, 5rem);
  --font-size-h1: clamp(2rem, 4vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 3vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 2vw, 1.75rem);
  --font-size-body: clamp(0.9375rem, 1vw + 0.5rem, 1.0625rem);
  --font-size-small: 0.875rem;
  --font-size-caption: 0.75rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 8rem;
  --border-radius-sm: 2px;
  --border-radius-md: 4px;
  --border-radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(16, 16, 16, 0.05);
  --shadow-md: 0 4px 12px rgba(16, 16, 16, 0.08);
  --shadow-lg: 0 8px 30px rgba(16, 16, 16, 0.12);
  --shadow-xl: 0 20px 60px rgba(16, 16, 16, 0.15);
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --z-index-base: 1;
  --z-index-overlay: 100;
  --z-index-modal: 200;
  --z-index-nav: 300;
  --z-index-tooltip: 400;
  --nav-height: 80px;
  --nav-height-scrolled: 64px;
  --container-max: 1400px;
  --container-padding: clamp(1rem, 5vw, 3rem);
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #1a1a1a;
    --color-secondary: #666666;
    --color-accent: #c9a96e;
    --color-background: #f7f5ef;
    --color-surface: #fbfaf6;
    --color-border: #e7e2d8;
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-overlay: rgba(255, 255, 255, 0.18);
    --color-overlay-light: rgba(255, 255, 255, 0.12);
  }
}
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
    --transition-bounce: 0ms;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 500;
  line-height: var(--line-height-tight);
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}
.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;
}
::selection {
  background-color: var(--color-accent);
  color: var(--color-background);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.portfolio {
  padding: var(--spacing-3xl) 0;
}
.portfolio-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}
.portfolio-header h2 {
  font-size: var(--font-size-h2);
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-sm);
}
.portfolio-header p {
  color: var(--color-text-secondary);
  letter-spacing: 0.1em;
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}
@media (max-width: 1199px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 767px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }
}
.portfolio-item {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  cursor: pointer;
  border-radius: var(--border-radius-sm);
}
.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), opacity var(--transition-slow);
  opacity: 0;
  background-color: var(--color-surface);
}
.portfolio-item img.loaded {
  opacity: 1;
}
.portfolio-item-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--spacing-lg);
  background: linear-gradient(to top, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0) 60%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}
.portfolio-item-title {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-h3);
  color: var(--color-text-primary);
  letter-spacing: 0.1em;
  transform: translateY(10px);
  transition: transform var(--transition-normal);
}
.portfolio-item-category {
  font-size: var(--font-size-caption);
  color: var(--color-text-secondary);
  letter-spacing: 0.15em;
  margin-top: var(--spacing-xs);
  transform: translateY(10px);
  transition: transform var(--transition-normal) 0.05s;
}
.portfolio-item:hover img {
  transform: scale(1.05);
}
.portfolio-item:hover .portfolio-item-overlay {
  opacity: 1;
}
.portfolio-item:hover .portfolio-item-title,
.portfolio-item:hover .portfolio-item-category {
  transform: translateY(0);
}
.portfolio-item:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}
@media (prefers-reduced-motion: reduce) {
  .portfolio-item img {
    transition: none;
  }
  .portfolio-item-overlay {
    transition: none;
  }
  .portfolio-item-title, .portfolio-item-category {
    transform: none;
  }
}
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-accent: #c9a96e;
  --color-background: #ffffff;
  --color-surface: #f8f8f8;
  --color-border: #e5e5e5;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-overlay: rgba(255, 255, 255, 0.65);
  --color-overlay-light: rgba(255, 255, 255, 0.45);
  --font-family-heading: "Noto Serif SC", "Songti SC", serif;
  --font-family-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-family-english: "Cormorant Garamond", "Garamond", serif;
  --font-size-hero: clamp(2.5rem, 6vw, 5rem);
  --font-size-h1: clamp(2rem, 4vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 3vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 2vw, 1.75rem);
  --font-size-body: clamp(0.9375rem, 1vw + 0.5rem, 1.0625rem);
  --font-size-small: 0.875rem;
  --font-size-caption: 0.75rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 8rem;
  --border-radius-sm: 2px;
  --border-radius-md: 4px;
  --border-radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(16, 16, 16, 0.05);
  --shadow-md: 0 4px 12px rgba(16, 16, 16, 0.08);
  --shadow-lg: 0 8px 30px rgba(16, 16, 16, 0.12);
  --shadow-xl: 0 20px 60px rgba(16, 16, 16, 0.15);
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --z-index-base: 1;
  --z-index-overlay: 100;
  --z-index-modal: 200;
  --z-index-nav: 300;
  --z-index-tooltip: 400;
  --nav-height: 80px;
  --nav-height-scrolled: 64px;
  --container-max: 1400px;
  --container-padding: clamp(1rem, 5vw, 3rem);
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #1a1a1a;
    --color-secondary: #666666;
    --color-accent: #c9a96e;
    --color-background: #f7f5ef;
    --color-surface: #fbfaf6;
    --color-border: #e7e2d8;
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-overlay: rgba(255, 255, 255, 0.18);
    --color-overlay-light: rgba(255, 255, 255, 0.12);
  }
}
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
    --transition-bounce: 0ms;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 500;
  line-height: var(--line-height-tight);
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}
.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;
}
::selection {
  background-color: var(--color-accent);
  color: var(--color-background);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.contact {
  margin-top: clamp(var(--spacing-sm), 3vw, var(--spacing-md));
}
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-accent: #c9a96e;
  --color-background: #ffffff;
  --color-surface: #f8f8f8;
  --color-border: #e5e5e5;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-overlay: rgba(255, 255, 255, 0.65);
  --color-overlay-light: rgba(255, 255, 255, 0.45);
  --font-family-heading: "Noto Serif SC", "Songti SC", serif;
  --font-family-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-family-english: "Cormorant Garamond", "Garamond", serif;
  --font-size-hero: clamp(2.5rem, 6vw, 5rem);
  --font-size-h1: clamp(2rem, 4vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 3vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 2vw, 1.75rem);
  --font-size-body: clamp(0.9375rem, 1vw + 0.5rem, 1.0625rem);
  --font-size-small: 0.875rem;
  --font-size-caption: 0.75rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 8rem;
  --border-radius-sm: 2px;
  --border-radius-md: 4px;
  --border-radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(16, 16, 16, 0.05);
  --shadow-md: 0 4px 12px rgba(16, 16, 16, 0.08);
  --shadow-lg: 0 8px 30px rgba(16, 16, 16, 0.12);
  --shadow-xl: 0 20px 60px rgba(16, 16, 16, 0.15);
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --z-index-base: 1;
  --z-index-overlay: 100;
  --z-index-modal: 200;
  --z-index-nav: 300;
  --z-index-tooltip: 400;
  --nav-height: 80px;
  --nav-height-scrolled: 64px;
  --container-max: 1400px;
  --container-padding: clamp(1rem, 5vw, 3rem);
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #1a1a1a;
    --color-secondary: #666666;
    --color-accent: #c9a96e;
    --color-background: #f7f5ef;
    --color-surface: #fbfaf6;
    --color-border: #e7e2d8;
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-overlay: rgba(255, 255, 255, 0.18);
    --color-overlay-light: rgba(255, 255, 255, 0.12);
  }
}
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
    --transition-bounce: 0ms;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 500;
  line-height: var(--line-height-tight);
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}
.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;
}
::selection {
  background-color: var(--color-accent);
  color: var(--color-background);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-2xl) 0;
}
.footer .container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-2xl);
}
@media (max-width: 767px) {
  .footer .container {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
  }
}
.footer-brand h3 {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-h3);
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-primary);
}
.footer-brand h3 span {
  color: currentColor;
}
.footer-brand p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
}
.footer-contact h4 {
  font-size: var(--font-size-small);
  font-weight: 600;
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}
.footer-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
  transition: color var(--transition-fast);
  min-height: 48px;
}
@media (max-width: 767px) {
  .footer-link {
    justify-content: center;
  }
}
.footer-link svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}
.footer-link:hover {
  color: var(--color-accent);
}
.footer-link.copyable {
  cursor: pointer;
  position: relative;
}
.footer-link.copyable::after {
  content: "点击复制";
  position: absolute;
  left: 50%;
  bottom: 100%;
  transform: translateX(-50%);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-primary);
  color: var(--color-background);
  font-size: var(--font-size-caption);
  border-radius: var(--border-radius-sm);
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}
.footer-link.copyable.copied::after {
  content: "已复制!";
  opacity: 1;
  visibility: visible;
}
.footer-qr {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: #ffffff;
  border-radius: var(--border-radius-md);
  display: inline-block;
}
@media (max-width: 767px) {
  .footer-qr {
    display: none;
  }
}
.footer-qr img {
  width: 120px;
  height: 120px;
  object-fit: contain;
}
.footer-links h4 {
  font-size: var(--font-size-small);
  font-weight: 600;
  letter-spacing: 0.15em;
  margin-bottom: var(--spacing-md);
  color: var(--color-text-primary);
}
.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}
.footer-links a {
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
}
@media (max-width: 767px) {
  .footer-links a {
    justify-content: center;
  }
}
.footer-links a:hover {
  color: var(--color-accent);
}
.footer-bottom {
  margin-top: var(--spacing-2xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--font-size-caption);
  letter-spacing: 0.1em;
}
.h-card {
  display: none;
}
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-accent: #c9a96e;
  --color-background: #ffffff;
  --color-surface: #f8f8f8;
  --color-border: #e5e5e5;
  --color-text-primary: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-overlay: rgba(255, 255, 255, 0.65);
  --color-overlay-light: rgba(255, 255, 255, 0.45);
  --font-family-heading: "Noto Serif SC", "Songti SC", serif;
  --font-family-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-family-english: "Cormorant Garamond", "Garamond", serif;
  --font-size-hero: clamp(2.5rem, 6vw, 5rem);
  --font-size-h1: clamp(2rem, 4vw, 3.5rem);
  --font-size-h2: clamp(1.5rem, 3vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 2vw, 1.75rem);
  --font-size-body: clamp(0.9375rem, 1vw + 0.5rem, 1.0625rem);
  --font-size-small: 0.875rem;
  --font-size-caption: 0.75rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 5rem;
  --spacing-3xl: 8rem;
  --border-radius-sm: 2px;
  --border-radius-md: 4px;
  --border-radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(16, 16, 16, 0.05);
  --shadow-md: 0 4px 12px rgba(16, 16, 16, 0.08);
  --shadow-lg: 0 8px 30px rgba(16, 16, 16, 0.12);
  --shadow-xl: 0 20px 60px rgba(16, 16, 16, 0.15);
  --transition-fast: 150ms ease;
  --transition-normal: 300ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  --z-index-base: 1;
  --z-index-overlay: 100;
  --z-index-modal: 200;
  --z-index-nav: 300;
  --z-index-tooltip: 400;
  --nav-height: 80px;
  --nav-height-scrolled: 64px;
  --container-max: 1400px;
  --container-padding: clamp(1rem, 5vw, 3rem);
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #1a1a1a;
    --color-secondary: #666666;
    --color-accent: #c9a96e;
    --color-background: #f7f5ef;
    --color-surface: #fbfaf6;
    --color-border: #e7e2d8;
    --color-text-primary: #1a1a1a;
    --color-text-secondary: #666666;
    --color-text-muted: #999999;
    --color-overlay: rgba(255, 255, 255, 0.18);
    --color-overlay-light: rgba(255, 255, 255, 0.12);
  }
}
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-normal: 0ms;
    --transition-slow: 0ms;
    --transition-bounce: 0ms;
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family-body);
  font-size: var(--font-size-body);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  overflow-x: hidden;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}
ul, ol {
  list-style: none;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 500;
  line-height: var(--line-height-tight);
}
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}
.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;
}
::selection {
  background-color: var(--color-accent);
  color: var(--color-background);
}
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}
.project-detail {
  position: fixed;
  inset: 0;
  z-index: var(--z-index-modal);
  background: var(--color-background);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}
.project-detail.active {
  opacity: 1;
  visibility: visible;
}
.project-detail-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--container-padding);
  z-index: 10;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.65), transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.project-detail-back {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text-primary);
  font-size: var(--font-size-small);
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: opacity var(--transition-fast);
  min-height: 48px;
}
.project-detail-back:hover {
  opacity: 0.8;
}
.project-detail-back svg {
  width: 20px;
  height: 20px;
}
.project-detail-title {
  font-family: var(--font-family-heading);
  font-size: var(--font-size-h3);
  color: var(--color-text-primary);
  letter-spacing: 0.15em;
}
@media (max-width: 767px) {
  .project-detail-title {
    font-size: var(--font-size-body);
  }
}
.project-detail-counter {
  font-family: var(--font-family-english);
  font-size: var(--font-size-small);
  color: var(--color-text-secondary);
  letter-spacing: 0.1em;
}
@media (max-width: 767px) {
  .project-detail-counter {
    display: none;
  }
}
.project-gallery {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}
.project-slides {
  display: flex;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}
.project-slide {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--nav-height) var(--container-padding) var(--spacing-lg);
}
.project-slide img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
  transition: opacity var(--transition-slow);
  opacity: 0;
}
.project-slide img.loaded {
  opacity: 1;
}
.project-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: 50%;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 56px;
  min-width: 56px;
}
.project-nav:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-50%) scale(1.05);
}
.project-nav:active {
  transform: translateY(-50%) scale(0.95);
}
.project-nav.prev {
  left: var(--spacing-lg);
}
.project-nav.next {
  right: var(--spacing-lg);
}
.project-nav svg {
  width: 24px;
  height: 24px;
}
@media (max-width: 767px) {
  .project-nav {
    width: 44px;
    height: 44px;
    min-height: 44px;
    min-width: 44px;
  }
  .project-nav.prev {
    left: var(--spacing-sm);
  }
  .project-nav.next {
    right: var(--spacing-sm);
  }
}
.project-thumbs {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-md);
  overflow-x: auto;
  max-width: calc(100vw - var(--spacing-xl));
}
.project-thumbs::-webkit-scrollbar {
  height: 4px;
}
.project-thumbs::-webkit-scrollbar-track {
  background: transparent;
}
.project-thumbs::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
}
.project-thumb {
  flex: 0 0 auto;
  width: 60px;
  height: 45px;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}
.project-thumb.active, .project-thumb:hover {
  opacity: 1;
}
.project-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.project-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-background);
  z-index: 5;
  transition: opacity var(--transition-normal);
}
.project-loader.hidden {
  opacity: 0;
  pointer-events: none;
}
.project-loader-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  .project-slides {
    transition: none;
  }
  .project-nav {
    transition: none;
  }
  .project-loader-spinner {
    animation: none;
    border-color: var(--color-accent);
    border-top-color: transparent;
  }
}
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--color-background);
  z-index: var(--z-index-modal);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-normal);
}
.page-transition.active {
  opacity: 1;
  pointer-events: all;
}
.lazy-image {
  background: var(--color-surface);
  transition: opacity var(--transition-normal);
}
.lazy-image:not([src]) {
  opacity: 0;
}
.lazy-image[src] {
  opacity: 1;
}
@media (prefers-reduced-motion: reduce) {
  .lazy-image {
    transition: none;
  }
}