:root {
  color-scheme: light;
  --bg: #f7f2e8;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-strong: rgba(255, 255, 255, 0.96);
  --text: #172033;
  --muted: #667085;
  --line: rgba(30, 42, 64, 0.13);
  --cyan: #087ea4;
  --violet: #7251cc;
  --lime: #467d16;
  --orange: #c76b23;
  --shadow: 0 24px 70px rgba(58, 72, 103, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 12% 8%, rgba(8, 126, 164, 0.16), transparent 30rem),
    radial-gradient(circle at 86% 6%, rgba(255, 184, 107, 0.2), transparent 32rem),
    linear-gradient(135deg, #fffaf0 0%, #f6efe1 44%, #edf7fb 100%);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

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

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.34;
  background-image: linear-gradient(rgba(23, 32, 51, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 32, 51, 0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(circle at center, black, transparent 82%);
}

.hero,
.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 28px 0 70px;
}

.nav {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 10;
  display: flex;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 250, 240, 0.82);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.nav a {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 14px;
  transition: 180ms ease;
}

.nav a:hover {
  background: var(--panel-strong);
  color: var(--text);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(340px, 0.8fr);
  gap: 34px;
  align-items: center;
  padding-top: 78px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--lime);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 850px;
  margin-bottom: 24px;
  font-size: clamp(42px, 7vw, 82px);
  font-weight: 760;
  line-height: 1.02;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(28px, 4.4vw, 50px);
  font-weight: 730;
  line-height: 1.12;
  letter-spacing: -0.035em;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
  font-weight: 720;
  line-height: 1.2;
}

.lead {
  max-width: 760px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 23px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 800;
}

.button.primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  color: white;
}

.button.ghost {
  background: var(--panel);
}

.hero-card,
.tool-card,
.framework-card,
.project-card,
.terminal-card,
.principle-grid article {
  border: 1px solid var(--line);
  border-radius: 30px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(255, 250, 240, 0.72));
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.hero-card {
  position: relative;
  overflow: hidden;
  min-height: 460px;
  padding: 34px;
}

.orb {
  width: 230px;
  height: 230px;
  margin: 22px auto 36px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 25%, #fff, transparent 16%),
    radial-gradient(circle at 62% 66%, var(--lime), transparent 28%),
    linear-gradient(135deg, var(--cyan), var(--violet));
  box-shadow: 0 28px 80px rgba(8, 126, 164, 0.24);
}

.card-label {
  color: var(--muted);
  font-weight: 700;
}

.stack-list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.stack-list li {
  padding: 15px;
  border-radius: 18px;
  background: rgba(8, 126, 164, 0.075);
}

.stack-list span {
  display: block;
  color: var(--lime);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section {
  padding: 84px 0;
}

.intro {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 30px;
  align-items: start;
}

.principle-grid {
  display: grid;
  gap: 16px;
}

.principle-grid article {
  padding: 24px;
}

.principle-grid span,
.project-index {
  color: var(--cyan);
  font-weight: 900;
  letter-spacing: 0.12em;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 28px;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.tool-card {
  padding: 28px;
}

.tool-card.big {
  grid-row: span 2;
}

.tool-card.accent {
  grid-column: span 2;
  background:
    linear-gradient(135deg, rgba(8, 126, 164, 0.13), rgba(114, 81, 204, 0.1)),
    rgba(255, 255, 255, 0.84);
}

.inline-link {
  color: var(--cyan);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

.tool-title span,
.model,
.project-card p,
.framework-card p,
.dev-copy p,
.closing p,
.section-heading p {
  color: var(--muted);
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 18px 0 0;
  list-style: none;
}

.pill-list li,
.badge {
  display: inline-flex;
  align-items: center;
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  font-size: 13px;
  font-weight: 800;
}

.split {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 34px;
  align-items: start;
}

.sticky-copy {
  position: sticky;
  top: 92px;
}

.frameworks {
  display: grid;
  gap: 18px;
}

.framework-card {
  padding: 34px;
}

.framework-card .badge {
  margin-bottom: 18px;
}

.framework-card h3 {
  margin-bottom: 14px;
}

.framework-card .model {
  margin-bottom: 18px;
}

.framework-card.local {
  border-color: rgba(70, 125, 22, 0.26);
}

.framework-card.fast {
  border-color: rgba(8, 126, 164, 0.26);
}

.dev {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 28px;
  align-items: center;
}

.terminal-card {
  overflow: hidden;
  background: #172033;
}

.terminal-top {
  display: flex;
  gap: 8px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.terminal-top span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--orange);
}

.terminal-top span:nth-child(2) {
  background: var(--lime);
}

.terminal-top span:nth-child(3) {
  background: var(--cyan);
}

pre {
  overflow-x: auto;
  margin: 0;
  padding: 28px;
  color: #dff7ff;
  font-size: 16px;
  line-height: 1.8;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
}

.project-card {
  display: flex;
  min-height: 250px;
  flex-direction: column;
  justify-content: space-between;
  padding: 26px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.project-card:hover {
  border-color: rgba(78, 228, 255, 0.52);
  transform: translateY(-4px);
}

.project-card.featured,
.project-card.media {
  grid-column: span 2;
  min-height: 340px;
}

.project-card.curtain {
  grid-column: span 2;
  min-height: 340px;
}

.project-card.compact-card {
  min-height: 190px;
  align-self: start;
}

.project-card.featured {
  background:
    linear-gradient(135deg, rgba(70, 125, 22, 0.1), rgba(8, 126, 164, 0.08)),
    var(--panel);
}

.project-card.media {
  background:
    linear-gradient(135deg, rgba(199, 107, 35, 0.13), rgba(114, 81, 204, 0.09)),
    var(--panel);
}

.project-card.curtain {
  background:
    linear-gradient(135deg, rgba(8, 126, 164, 0.1), rgba(70, 125, 22, 0.08)),
    var(--panel);
}

.project-card.current {
  border-color: rgba(70, 125, 22, 0.32);
}

.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.project-card > a,
.link-row a {
  align-self: flex-start;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--lime);
  font-weight: 900;
}

.project-card .shot {
  display: block;
  overflow: hidden;
  align-self: stretch;
  padding: 0;
  border: 1px solid rgba(30, 42, 64, 0.1);
  border-radius: 18px;
  background: #f8fafc;
}

.project-card .shot img {
  display: block;
  width: 100%;
  height: 210px;
  object-fit: cover;
  object-position: top center;
  transition: transform 220ms ease;
}

.project-card.featured .shot {
  max-width: 420px;
}

.project-card.featured .shot img {
  height: 156px;
  object-fit: contain;
  padding: 10px;
}

.project-card .shot:hover img {
  transform: scale(1.025);
}

.shot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 4px 0 16px;
}

.shot-grid .shot img {
  height: 138px;
}

.project-card.media .shot-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.project-card.media .shot-grid .shot img {
  height: 178px;
}

.shot-grid.compact {
  grid-template-columns: 1fr;
}

.shot-grid.compact .shot img {
  height: 210px;
}

.closing {
  max-width: 920px;
  text-align: center;
}

.to-top {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 20;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 250, 240, 0.84);
  color: var(--text);
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: 180ms ease;
  backdrop-filter: blur(16px);
}

.to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .nav {
    width: calc(100% - 28px);
    overflow-x: auto;
    justify-content: flex-start;
  }

  .hero-grid,
  .intro,
  .split,
  .dev {
    grid-template-columns: 1fr;
  }

  .sticky-copy {
    position: static;
  }

  .tool-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .tool-card.accent,
  .project-card.featured,
  .project-card.media,
  .project-card.curtain {
    grid-column: auto;
  }
}

@media (max-width: 560px) {
  .hero,
  .section {
    width: min(100% - 28px, 1180px);
  }

  .hero {
    padding-bottom: 42px;
  }

  .section {
    padding: 54px 0;
  }

  .hero-grid {
    padding-top: 96px;
  }

  .hero-card,
  .tool-card,
  .framework-card,
  .project-card,
  .terminal-card,
  .principle-grid article {
    border-radius: 22px;
  }

  .orb {
    width: 170px;
    height: 170px;
  }

  pre {
    font-size: 14px;
  }
}