/* ==========================================================================
   NEXUS AI Framework — Davinci Homepage · Ledgerix Design System Reproduction
   Palette: light gray canvas, mono ink, neon-mint accent
   ========================================================================== */

:root {
  --bg: #f0eff2;
  --bg-2: #ececec;
  --surface: #ffffff;
  --ink: #111112;
  --ink-soft: #55555a;
  --gray: #9a9a9e;
  --line: rgba(17, 17, 18, 0.12);
  --green: #74f890;
  --green-soft: rgba(116, 248, 144, 0.16);
  --dark: #0a0a0b;
  --dark-2: #161618;
  --r-lg: 24px;
  --r-md: 16px;
  --r-pill: 999px;
  --font: "Poppins", -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --w: min(1160px, calc(100vw - 48px));
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
b { font-weight: 500; }

/* ---------- primitives ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 26px;
  border-radius: var(--r-pill);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.01em;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-green {
  background: var(--green);
  color: var(--ink);
}
.btn-green:hover { box-shadow: 0 10px 30px rgba(116, 248, 144, 0.45); }

.btn-white {
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-white:hover { box-shadow: 0 10px 24px rgba(17, 17, 18, 0.08); }

/* 다운로드 임시 비활성화 — 배포 준비되면 .btn-disabled 제거하고 <a>로 복원 */
.btn-disabled {
  background: var(--line);
  color: rgba(17, 17, 18, 0.4);
  cursor: not-allowed;
  pointer-events: none;
}
.btn-disabled:hover { transform: none; box-shadow: none; }

.dot-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}
.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
  display: inline-block;
}
.dot-green { background: var(--green); }

.thin { font-weight: 200; }
.bold { font-weight: 600; }

/* ---------- nav ---------- */

.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(240, 239, 242, 0.82);
  border-bottom: 1px solid rgba(17, 17, 18, 0.06);
}

.nav {
  width: var(--w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.01em;
}
.logo { gap: 10px; color: var(--ink); }
.logo-star { height: 20px; width: 20px; flex-shrink: 0; }
.logo-word { height: 13px; width: auto; flex-shrink: 0; }
.logo-sub {
  font-family: "Space Grotesk", var(--font);
  font-weight: 400;
  font-size: 16px;
  line-height: 1;
  letter-spacing: -0.02em;
  opacity: 0.8;
}

.nav-pills {
  display: flex;
  gap: 6px;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  padding: 5px;
}
.pill {
  padding: 8px 18px;
  border-radius: var(--r-pill);
  font-size: 13.5px;
  font-weight: 400;
  color: var(--ink-soft);
  transition: background 0.25s, color 0.25s;
}
.pill:hover { background: rgba(17, 17, 18, 0.05); color: var(--ink); }
.pill.is-active { background: var(--ink); color: #fff; }

.nav-cta { display: flex; align-items: center; gap: 18px; }
.signin { font-size: 13.5px; color: var(--ink-soft); }
.signin:hover { color: var(--ink); }
.nav-cta .btn { padding: 10px 22px; }

/* ---------- hero ---------- */

.hero {
  width: var(--w);
  margin: 0 auto;
  padding: 110px 0 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 26px;
}

.hero-title {
  font-size: clamp(38px, 5.4vw, 68px);
  line-height: 1.14;
  letter-spacing: -0.015em;
}
.hero-title .thin { font-weight: 200; }
.hero-title .bold { font-weight: 600; }

.hero-sub {
  font-size: 15.5px;
  color: var(--ink-soft);
  line-height: 1.85;
}

.hero-actions { display: flex; gap: 12px; }

.hero-strip {
  display: flex;
  gap: clamp(40px, 9vw, 130px);
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
  width: 100%;
  justify-content: center;
  font-size: 13.5px;
  color: var(--gray);
  letter-spacing: 0.05em;
}

/* ---------- hero screenshot ---------- */

.hero-stage {
  width: var(--w);
  margin: 30px auto 0;
  padding: 50px 0 80px;
}

.hero-window {
  margin: 0;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 34px 80px rgba(17, 17, 18, 0.2);
}

.hero-shot {
  display: block;
  width: 100%;
}

/* ---------- screens gallery ---------- */

.shot-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 26px;
  margin-top: 26px;
}
.shot-card {
  margin: 0;
  background: var(--dark);
  border-radius: 20px;
  padding: 12px 12px 0;
  overflow: hidden;
  box-shadow: 0 26px 60px rgba(17, 17, 18, 0.18);
}
.shot-card.wide { grid-column: 1 / -1; }
.shot-card img {
  display: block;
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.07);
}
.shot-card figcaption {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 14px 8px 16px;
  font-size: 12.5px;
  color: #b9b9c1;
  font-weight: 300;
}
.shot-card figcaption .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  flex-shrink: 0;
}

/* ---------- IDE mock ---------- */

.ide {
  background: #f4f3f6;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  font-size: 12px;
}

.ide-topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  background: #0d0d0e;
  color: #cfcfd4;
}
.ide-dots { display: flex; gap: 6px; }
.ide-dots i {
  width: 10px; height: 10px; border-radius: 50%;
  background: #3a3a3e; display: block;
}
.ide-dots i:first-child { background: #ff5f57; }
.ide-dots i:nth-child(2) { background: #febc2e; }
.ide-dots i:nth-child(3) { background: #28c840; }
.ide-url {
  flex: 1;
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  color: #8f8f96;
  background: #161618;
  border-radius: var(--r-pill);
  padding: 5px 14px;
  max-width: 420px;
  margin: 0 auto;
}
.ide-user { display: flex; align-items: center; gap: 8px; font-size: 11px; }
.ide-avatar {
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--green);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
}
.ide-avatar img { width: 100%; height: 100%; object-fit: contain; }

.ide-body {
  display: grid;
  grid-template-columns: 190px 1fr 170px;
  min-height: 380px;
}

.ide-side, .ide-loop { background: #fbfbfc; padding: 18px 16px; }
.ide-side { border-right: 1px solid var(--line); }
.ide-loop { border-left: 1px solid var(--line); }

.ide-side-title {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 10px;
}
.ide-side-title.gap { margin-top: 22px; }

.ide-side ul { list-style: none; }
.ide-side li {
  padding: 6px 10px;
  border-radius: 8px;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 11px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ide-side li.on { background: var(--ink); color: #fff; }

.backends li {
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font);
}
.backends b { font-weight: 500; font-size: 11.5px; }
.backends span { font-size: 9.5px; color: var(--gray); }
.backends .chip-green { color: var(--ink); }

/* @MONITOR-CSS */

.ide-main {
  padding: 26px 30px 90px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.ide-kpi { text-align: center; }
.ide-kpi-label {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gray);
}
.big-number {
  font-size: clamp(34px, 5vw, 58px);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.ide-kpi-unit { font-size: 11px; color: var(--gray); }

.ide-chart {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 110px;
  width: 100%;
  max-width: 560px;
  margin-top: 14px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
}
.ide-chart i {
  flex: 1;
  background: #17171a;
  border-radius: 2px 2px 0 0;
  height: calc(var(--h, 30) * 1%);
  transform-origin: bottom;
  transform: scaleY(0);
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.ide-chart.play i { transform: scaleY(1); }
.ide-chart i:nth-child(4n) { background: #c9c9cf; }
.ide-chart i.hi { background: var(--green); }

.ide-chart-note {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  color: var(--ink-soft);
}

.chip-green {
  background: var(--green);
  color: var(--ink);
  border-radius: var(--r-pill);
  font-size: 10px;
  font-weight: 500;
  padding: 2px 9px;
}

.loop-stages { list-style: none; }
.loop-stages li {
  position: relative;
  padding: 9px 12px 9px 30px;
  margin-bottom: 4px;
  border-radius: 9px;
  font-size: 11.5px;
  font-weight: 400;
  color: var(--ink-soft);
  transition: background 0.4s, color 0.4s;
}
.loop-stages li::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #d6d6db;
  transition: background 0.4s, box-shadow 0.4s;
}
.loop-stages li.active {
  background: var(--ink);
  color: #fff;
}
.loop-stages li.active::before {
  background: var(--green);
  box-shadow: 0 0 10px rgba(116, 248, 144, 0.8);
}
.loop-stages li.done { color: var(--ink); }
.loop-stages li.done::before { background: var(--green); }

/* ---------- quote ---------- */

.quote {
  background: var(--bg-2);
  padding: 120px 0;
}
.quote-grid {
  width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  align-items: start;
}
.quote-avatars { display: flex; }
.q-mark {
  display: block;
  width: 110px;
  height: 110px;
  object-fit: contain;
  filter: drop-shadow(0 14px 24px rgba(17, 17, 18, 0.18));
}
.quote-text {
  font-size: clamp(26px, 3.4vw, 42px);
  font-weight: 200;
  line-height: 1.42;
  letter-spacing: -0.01em;
}
.quote-text em {
  font-style: normal;
  font-weight: 500;
}

/* ---------- meta table ---------- */

.meta { padding: 110px 0; background: var(--bg-2); }
.meta-grid {
  width: var(--w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
}
.meta-rows { display: flex; flex-direction: column; }
.meta-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.meta-key {
  font-size: 14px;
  color: var(--gray);
  letter-spacing: 0.03em;
}
.meta-val { font-size: 16px; font-weight: 400; text-align: right; }

/* @SECTIONS-CSS */

/* ---------- generic section ---------- */

.section {
  width: var(--w);
  margin: 0 auto;
  padding: 130px 0 90px;
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 36px;
}

.section-title {
  font-size: clamp(30px, 4.2vw, 52px);
  line-height: 1.18;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.section-sub {
  max-width: 640px;
  margin-left: auto;
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.9;
  margin-bottom: 60px;
}

.stat-strip {
  display: flex;
  justify-content: flex-end;
  gap: clamp(30px, 6vw, 90px);
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--gray);
  letter-spacing: 0.05em;
  margin-bottom: 70px;
}

/* ---------- staggered cards ---------- */

.card-stagger {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 34px;
  align-items: start;
}
.card-stagger .s-card:nth-child(1) { z-index: 3; }
.card-stagger .s-card:nth-child(2) { margin-top: 70px; z-index: 2; }
.card-stagger .s-card:nth-child(3) { margin-top: 140px; z-index: 1; }

.s-card {
  position: relative;
  background: var(--surface);
  border-radius: var(--r-md);
  padding: 22px 22px 24px;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 8px rgba(17, 17, 18, 0.04);
}
.s-card.dark { background: var(--dark); color: #ececee; }

.s-card header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--gray);
  margin-bottom: 70px;
}
.s-card.dark header { color: #8f8f96; }
.s-card header .dot { background: #d6d6db; width: 8px; height: 8px; }
.s-card header .dot-green { background: var(--green); }

.s-card p {
  font-size: 14px;
  line-height: 1.85;
  font-weight: 300;
  flex: 1;
}
.s-card.dark p { color: #d6d6da; }

.s-card footer {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
}
.f-ava {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  flex-shrink: 0;
  background: #fff;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px;
}
.f-ava img { width: 100%; height: 100%; object-fit: contain; }
.s-card footer b { display: block; font-size: 13px; font-weight: 500; font-family: var(--mono); }
.s-card footer small { font-size: 11px; color: var(--gray); }

.s-index {
  position: absolute;
  right: 22px;
  top: 46px;
  font-size: 30px;
  font-weight: 300;
  color: var(--ink);
}
.s-index small {
  display: block;
  font-size: 10px;
  color: var(--gray);
  text-align: right;
}
.s-card.dark .s-index { color: #fff; }
.s-card.dark .s-index small { color: #8f8f96; }

/* ---------- pipeline ---------- */

.pipe-flow {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
  margin-bottom: 70px;
}
.pipe-step {
  background: var(--surface);
  border: 1px solid rgba(17, 17, 18, 0.06);
  border-radius: var(--r-md);
  padding: 18px 14px 16px;
  transition: transform 0.3s ease, background 0.3s, box-shadow 0.3s;
  cursor: default;
}
.pipe-step:hover, .pipe-step.lit {
  background: var(--dark);
  color: #fff;
  transform: translateY(-6px);
  box-shadow: 0 18px 36px rgba(10, 10, 11, 0.18);
}
.pipe-step b {
  font-size: 11px;
  font-weight: 400;
  color: var(--gray);
  display: block;
}
.pipe-step:hover b, .pipe-step.lit b { color: var(--green); }
.pipe-step span {
  display: block;
  font-size: 16px;
  font-weight: 500;
  margin: 6px 0 8px;
}
.pipe-step small {
  font-size: 11px;
  color: var(--gray);
  line-height: 1.5;
  display: block;
}
.pipe-step:hover small, .pipe-step.lit small { color: #b9b9c1; }

.tier-table { border-top: 1px solid var(--line); }
.tier-row {
  display: grid;
  grid-template-columns: 140px 1fr 220px;
  align-items: center;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14px;
  color: var(--ink-soft);
}
.tier-bar {
  height: 6px;
  border-radius: var(--r-pill);
  background: rgba(17, 17, 18, 0.07);
  overflow: hidden;
}
.tier-bar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, #17171a 60%, var(--green));
  transition: width 1s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible .tier-bar i, .tier-table.visible .tier-bar i { width: var(--w); }

.pipe-note {
  margin-top: 46px;
  max-width: 620px;
  margin-left: auto;
  font-size: 14.5px;
  color: var(--ink-soft);
  line-height: 1.9;
}

/* ---------- feature grid ---------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.f-card {
  background: var(--surface);
  border-radius: var(--r-lg);
  padding: 30px 28px 34px;
  min-height: 250px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.f-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px rgba(17, 17, 18, 0.1);
}
.f-card.dark { background: var(--dark); color: #ececee; }
.f-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--green);
  margin-bottom: 46px;
  padding: 6px;
}
.f-icon img { width: 100%; height: 100%; object-fit: contain; }
.f-card h3 {
  font-size: 17px;
  font-weight: 500;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.f-card p {
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--ink-soft);
}
.f-card.dark p { color: #b9b9c1; }

/* ---------- skills ---------- */

.skill-groups { border-top: 1px solid var(--line); }
.skill-group {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-family: var(--mono);
  font-size: 12px;
  padding: 7px 15px;
  border-radius: var(--r-pill);
  background: var(--surface);
  border: 1px solid rgba(17, 17, 18, 0.08);
  color: var(--ink-soft);
  transition: background 0.25s, color 0.25s, transform 0.25s;
  cursor: default;
}
.chip:hover { background: var(--ink); color: #fff; transform: translateY(-2px); }
.chip.on { background: var(--green); color: var(--ink); border-color: transparent; }

/* ---------- integrations & stats ---------- */

.logo-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 80px;
}
.logo-row span {
  padding: 12px 24px;
  border-radius: var(--r-pill);
  background: var(--surface);
  border: 1px solid rgba(17, 17, 18, 0.07);
  font-size: 14px;
  font-weight: 400;
  color: var(--ink-soft);
  transition: transform 0.25s, box-shadow 0.25s;
}
.logo-row span:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(17, 17, 18, 0.08);
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--dark);
  border-radius: var(--r-lg);
  padding: 54px 30px;
  color: #fff;
}
.stat { text-align: center; }
.stat b {
  display: block;
  font-size: clamp(38px, 4.6vw, 58px);
  font-weight: 500;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.stat span { font-size: 12.5px; color: #8f8f96; letter-spacing: 0.06em; }
.stat:nth-child(1) b { color: var(--green); }

/* ---------- cta ---------- */

.cta {
  width: var(--w);
  margin: 0 auto;
  padding: 150px 0 130px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.cta-title {
  font-size: clamp(30px, 4.6vw, 56px);
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}
.cta-sub { color: var(--ink-soft); font-size: 15.5px; }

/* ---------- footer ---------- */

.footer {
  background: var(--dark);
  color: #ececee;
  overflow: hidden;
}
.footer-inner {
  width: var(--w);
  margin: 0 auto;
  padding: 90px 0 30px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 70px;
}
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col .dot-label { color: #8f8f96; margin-bottom: 8px; }
.footer-col a { font-size: 14px; color: #b9b9c1; font-weight: 300; }
.footer-col a:hover { color: var(--green); }
.footer-note p {
  font-size: 15px;
  color: #8f8f96;
  line-height: 1.9;
  text-align: right;
}

.footer-wordmark {
  font-size: clamp(90px, 16vw, 230px);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.95;
  text-align: center;
  color: transparent;
  background: linear-gradient(180deg, #3a3a3f 0%, #131315 90%);
  -webkit-background-clip: text;
  background-clip: text;
  user-select: none;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 22px;
  margin-top: 30px;
  font-size: 12px;
  color: #6f6f76;
}

/* ---------- compare ---------- */

.cmp-table {
  border-top: 1px solid var(--line);
  margin-top: 26px;
}
.cmp-row {
  display: grid;
  grid-template-columns: 2.1fr 1fr 1fr 1fr 1fr;
  align-items: center;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.cmp-head {
  padding: 14px 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray);
  font-weight: 600;
}
.cmp-head .cmp-us {
  color: var(--ink);
  background: var(--dark);
  color: var(--green);
  border-radius: 999px;
  padding: 7px 0;
  text-align: center;
}
.cmp-feat b {
  display: block;
  font-size: 15.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.cmp-feat small {
  display: block;
  margin-top: 4px;
  font-size: 12.5px;
  font-weight: 300;
  color: var(--gray);
  line-height: 1.55;
}
.cmp-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  text-align: center;
}
.cmp-col em {
  font-style: normal;
  font-size: 11px;
  font-weight: 300;
  color: var(--gray);
  line-height: 1.5;
}
.cmp-row:not(.cmp-head) .cmp-us {
  align-self: stretch;
  justify-content: center;
  background: rgba(116, 248, 144, 0.12);
  border-left: 1px solid rgba(116, 248, 144, 0.5);
  border-right: 1px solid rgba(116, 248, 144, 0.5);
  padding: 10px 0;
}
.mk {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
}
.mk.full { background: var(--green); box-shadow: 0 0 0 4px rgba(116, 248, 144, 0.25); }
.mk.half { background: linear-gradient(90deg, #1c1c1f 50%, #d7d7db 50%); }
.mk.none {
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: #c9c9ce;
}
.cmp-legend {
  display: flex;
  gap: 26px;
  margin-top: 22px;
  font-size: 12px;
  color: var(--gray);
  align-items: center;
}
.cmp-legend span { display: inline-flex; align-items: center; gap: 8px; }
.cmp-note {
  margin-top: 12px;
  font-size: 11.5px;
  color: var(--gray);
  font-weight: 300;
}

/* ---------- only band ---------- */

.only-band {
  background: var(--dark);
  color: #ececee;
}
.only-inner {
  width: var(--w);
  margin: 0 auto;
  padding: 110px 0 120px;
}
.only-band .section-title { color: #f2f2f4; }
.only-band .dot-label { color: #9a9aa0; }
.only-rows { border-top: 1px solid rgba(255, 255, 255, 0.1); margin-top: 40px; }
.only-row {
  display: grid;
  grid-template-columns: 90px 1fr 1.6fr;
  gap: 30px;
  align-items: baseline;
  padding: 30px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: background 0.3s;
}
.only-row:hover { background: rgba(255, 255, 255, 0.03); }
.only-row b {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 14px;
  color: var(--green);
}
.only-name {
  font-size: clamp(19px, 2.4vw, 26px);
  font-weight: 600;
  letter-spacing: -0.01em;
  text-transform: uppercase;
}
.only-row p {
  font-size: 14px;
  font-weight: 300;
  color: #a9a9b1;
  line-height: 1.8;
}

/* ---------- download ---------- */

.download {
  width: var(--w);
  margin: 0 auto;
  padding: 130px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}
.dl-mark {
  width: 96px;
  height: 96px;
  object-fit: contain;
  filter: drop-shadow(0 18px 30px rgba(17, 17, 18, 0.22));
  animation: dl-float 5s ease-in-out infinite;
}
@keyframes dl-float {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-12px) rotate(2deg); }
}
@media (prefers-reduced-motion: reduce) {
  .dl-mark { animation: none; }
}
.ver-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 20px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink);
}
.ver-chip .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(116, 248, 144, 0.25);
}
.download-btns { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }
.download-meta {
  font-size: 12.5px;
  color: var(--gray);
  font-weight: 300;
}

/* ---------- reveal ---------- */

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.d1 { transition-delay: 0.12s; }
.d2 { transition-delay: 0.24s; }
.d3 { transition-delay: 0.36s; }
.d4 { transition-delay: 0.48s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ---------- responsive ---------- */

@media (max-width: 1024px) {
  .nav-pills { display: none; }
  .ide-body { grid-template-columns: 160px 1fr; }
  .ide-loop { display: none; }
  .card-stagger { grid-template-columns: 1fr; }
  .card-stagger .s-card:nth-child(2), .card-stagger .s-card:nth-child(3) { margin-top: 0; }
  .s-card { min-height: auto; }
  .s-index { position: static; margin-top: 18px; align-self: flex-end; }
  .pipe-flow { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .section-head, .quote-grid, .meta-grid { grid-template-columns: 1fr; gap: 20px; }
  .stats-band { grid-template-columns: 1fr 1fr; gap: 34px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-note p { text-align: left; }
  .only-row { grid-template-columns: 60px 1fr; }
  .only-row p { grid-column: 2; }
}

@media (max-width: 640px) {
  .hero { padding-top: 70px; }
  .hero-strip { flex-direction: column; gap: 10px; align-items: center; }
  .ide-body { grid-template-columns: 1fr; }
  .ide-side { display: none; }
  .pipe-flow, .feature-grid { grid-template-columns: 1fr; }
  .tier-row { grid-template-columns: 90px 1fr; }
  .tier-bar { display: none; }
  .skill-group { grid-template-columns: 1fr; gap: 10px; }
  .nav-cta .signin { display: none; }
  .shot-grid { grid-template-columns: 1fr; }
  .cmp-row { grid-template-columns: 1.6fr 1fr 1fr; }
  .cmp-col:nth-child(4), .cmp-col:nth-child(5) { display: none; }
  .cmp-col em { display: none; }
  .cmp-legend { flex-wrap: wrap; gap: 12px; }
  .only-row { grid-template-columns: 1fr; gap: 10px; }
  .only-row p { grid-column: auto; }
}