@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Merriweather:wght@400;700&display=swap');

:root {
  --color-bg: #0b1727;
  --color-surface: rgba(13, 27, 45, 0.92);
  --color-surface-alt: rgba(18, 34, 54, 0.85);
  --color-card: rgba(255, 255, 255, 0.035);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-text: #f3f5f9;
  --color-muted: #a9b5c6;
  --color-accent: #f7ad3b;
  --color-accent-strong: #ffcc67;
  --color-link: #7dd3fc;
  --shadow-soft: 0 24px 48px rgba(9, 15, 26, 0.45);
  --shadow-card: 0 20px 40px rgba(4, 10, 24, 0.45);
  --max-width: 1160px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --transition-base: 180ms ease;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(160deg, #060d1a 0%, #101e34 55%, #0b1727 100%);
  color: var(--color-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--transition-base), opacity var(--transition-base);
}

a:hover,
a:focus {
  color: var(--color-accent-strong);
  opacity: 0.9;
}

main {
  display: block;
}

.container {
  width: min(var(--max-width), calc(100% - 2.8rem));
  margin: 0 auto;
}

.section {
  padding: clamp(4rem, 7vw, 6rem) 0;
}

.section--elevated {
  background: var(--color-surface);
  backdrop-filter: blur(26px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  margin: clamp(3rem, 6vw, 4.5rem) auto;
  padding: clamp(3rem, 6vw, 4rem);
}

.section--elevated p {
  color: var(--color-text);
}

.section-visual {
  margin: clamp(1.5rem, 4vw, 2.5rem) auto;
  display: flex;
  justify-content: center;
}

.section-visual img {
  display: block;
  width: 100%;
  max-width: min(420px, 100%);
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  background: rgba(248, 250, 252, 0.92);
  padding: clamp(1rem, 2.5vw, 1.6rem);
  border: 1px solid rgba(15, 23, 42, 0.08);
}

.section--alt {
  background: linear-gradient(145deg, rgba(29, 55, 88, 0.65), rgba(13, 26, 47, 0.9));
}

.stack {
  display: grid;
  gap: clamp(1rem, 2vw, 2rem);
}

h1, h2, h3, h4 {
  font-family: 'Merriweather', 'Georgia', serif;
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.75em;
  color: #fff;
}

p {
  margin: 0 0 1rem;
  color: var(--color-muted);
  font-size: 1rem;
}

.lead {
  font-size: clamp(1.05rem, 1.2vw + 1rem, 1.25rem);
}

.muted {
  color: var(--color-muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.9rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), border var(--transition-base);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-strong) 100%);
  color: #1a1201;
  box-shadow: 0 16px 32px rgba(247, 173, 59, 0.35);
}

.btn--primary:hover,
.btn--primary:focus {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px rgba(247, 173, 59, 0.4);
}

.btn--ghost {
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: var(--color-text);
  background: transparent;
}

.btn--ghost:hover,
.btn--ghost:focus {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.06);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(5, 12, 24, 0.82);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(var(--max-width), calc(100% - 2.8rem));
  margin: 0 auto;
  padding: 0.85rem 0;
  gap: 2rem;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.03em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.site-nav a {
  font-weight: 500;
  color: var(--color-muted);
  font-size: 0.96rem;
  letter-spacing: 0.01em;
}

.site-nav a:hover,
.site-nav a:focus {
  color: var(--color-accent-strong);
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-base), border var(--transition-base);
}

.nav-toggle:hover,
.nav-toggle:focus {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.4);
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 1.8;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(6rem, 10vw, 8rem) 0 clamp(5rem, 8vw, 7rem);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgba(7, 13, 28, 0.95) 0%, rgba(9, 24, 46, 0.85) 45%, rgba(22, 47, 76, 0.6) 100%);
  mix-blend-mode: screen;
  opacity: 0.7;
  z-index: 0;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.hero__content {
  display: grid;
  gap: 1.5rem;
}

.hero__tagline {
  font-size: clamp(2.5rem, 4.2vw, 3.6rem);
  margin: 0;
  letter-spacing: 0.01em;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.5rem;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero__visual {
  position: relative;
  isolation: isolate;
}

.hero__visual::after {
  content: '';
  position: absolute;
  inset: 8%;
  border-radius: var(--radius-lg);
  border: 2px solid rgba(255, 255, 255, 0.08);
  z-index: -1;
}

.hero__visual img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.section-title {
  display: grid;
  gap: 0.6rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section-title span {
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent-strong);
}

.section-title h2 {
  margin: 0;
}

.library-grid {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.library-card {
  display: grid;
  gap: 1.1rem;
  background: var(--color-card);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: clamp(1.4rem, 2.2vw, 1.8rem);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), border var(--transition-base), box-shadow var(--transition-base);
}

.library-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 30px 60px rgba(6, 18, 36, 0.55);
}

.library-card img {
  border-radius: var(--radius-sm);
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.library-card h3 {
  margin-bottom: 0.35rem;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}

.library-card p {
  font-size: 0.95rem;
}

.library-card .card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
}

.library-card .card-actions span {
  color: var(--color-muted);
}

.card-actions svg {
  width: 1rem;
  height: 1rem;
  color: var(--color-accent);
}

.feature-grid {
  display: grid;
  gap: clamp(1.8rem, 3vw, 2.6rem);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.feature-card {
  position: relative;
  padding: 2rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(160deg, rgba(20, 37, 60, 0.76) 0%, rgba(11, 27, 47, 0.9) 100%);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 1rem;
}

.feature-card span {
  display: inline-flex;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(247, 173, 59, 0.12);
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-weight: 600;
}

.feature-card p {
  margin-bottom: 0;
}

.timeline {
  display: grid;
  gap: 1.5rem;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  padding-left: 1.5rem;
}

.timeline-item {
  position: relative;
  padding-left: 1rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -1.92rem;
  top: 0.3rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 6px rgba(247, 173, 59, 0.18);
}

.timeline-item h4 {
  margin-bottom: 0.35rem;
}

.page-hero {
  position: relative;
  padding: clamp(5rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 4.5rem);
  text-align: center;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(170deg, rgba(9, 22, 45, 0.9), rgba(16, 38, 74, 0.75));
  z-index: 0;
}

.page-hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1rem;
}

.page-layout {
  width: min(var(--max-width), calc(100% - 2.8rem));
  margin: clamp(2.5rem, 5vw, 3rem) auto clamp(5rem, 8vw, 6rem);
  display: grid;
  gap: clamp(2.5rem, 5vw, 3.5rem);
}

.page-panel {
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
  padding: clamp(2.2rem, 4vw, 3rem);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-soft);
}

.page-panel h2 {
  margin-top: 0;
}

.embed-frame {
  width: 100%;
  min-height: 480px;
  border: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.media-grid {
  display: grid;
  gap: clamp(1.4rem, 2.6vw, 2.2rem);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.media-grid figure {
  margin: 0;
  display: grid;
  gap: 0.8rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.1rem;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), border var(--transition-base);
}

.media-grid figure:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.22);
}

.media-grid img {
  border-radius: var(--radius-sm);
}

.media-grid figcaption {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.media-grid a {
  color: var(--color-accent);
  font-weight: 600;
}


.footer {
  padding: 3rem 0 2.4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(4, 9, 20, 0.92);
}

.footer__inner {
  width: min(var(--max-width), calc(100% - 2.8rem));
  margin: 0 auto;
  display: grid;
  gap: 1.5rem;
  text-align: center;
}

.footer__nav {
  display: flex;
  justify-content: center;
  gap: 1.8rem;
  flex-wrap: wrap;
}

.footer__nav a {
  color: var(--color-muted);
  font-size: 0.92rem;
}

.footer small {
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.05em;
}

.contact-grid {
  display: grid;
  gap: clamp(1.8rem, 3vw, 2.6rem);
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.contact-card {
  border-radius: var(--radius-md);
  padding: 2rem;
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-card);
  display: grid;
  gap: 1rem;
}

.contact-card strong {
  font-size: 1.05rem;
  color: #fff;
}

.contact-card span {
  color: var(--color-muted);
}

.scrapbook-preview {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.scrapbook-preview article {
  display: grid;
  gap: 0.9rem;
}

.scrapbook-preview a {
  font-weight: 600;
  color: var(--color-accent);
}

blockquote {
  margin: 0;
  padding: 1.8rem;
  background: rgba(255, 255, 255, 0.06);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: var(--shadow-card);
}

blockquote p {
  margin-bottom: 0.75rem;
  color: #f8fafc;
}

blockquote cite {
  display: block;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.author-portrait {
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.author-portrait img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.author-portrait figcaption {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.table-responsive {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.table-responsive table {
  width: 100%;
  border-collapse: collapse;
}

.table-responsive th,
.table-responsive td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  text-align: left;
}

.table-responsive tr:last-child td {
  border-bottom: none;
}

.alert {
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  background: rgba(247, 173, 59, 0.12);
  color: var(--color-accent-strong);
}

@media (max-width: 960px) {
  .site-nav {
    position: fixed;
    inset: 0;
    height: 100vh;
    background: rgba(5, 12, 24, 0.95);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.8rem;
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-header__inner {
    padding: 0.65rem 0;
  }
}

@media (max-width: 720px) {
  .hero__meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero__actions {
    width: 100%;
  }

  .hero__actions .btn {
    flex: 1 1 auto;
    justify-content: center;
  }

  .page-panel {
    padding: 1.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
    scroll-behavior: auto !important;
  }
}

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