:root {
  --canvas: #f8faff;
  --paper: #ffffff;
  --navy: #152443;
  --navy-2: #233454;
  --text: #202a3d;
  --muted: #6c7890;
  --muted-2: #8d97aa;
  --blue: #3a82f7;
  --blue-strong: #246be1;
  --blue-soft: #edf5ff;
  --blue-pale: #f4f8ff;
  --blue-line: #cfe1ff;
  --green: #147a5a;
  --green-soft: #eaf8f2;
  --amber: #a1610b;
  --amber-soft: #fff6e7;
  --red: #b33a2e;
  --red-soft: #fff0ee;
  --line: #dfe6f1;
  --line-strong: #cdd8e8;
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --shell: 1180px;
  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 32px;
  --shadow-float: 0 34px 90px rgba(41, 82, 145, 0.13), 0 8px 28px rgba(41, 82, 145, 0.06);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  background: var(--canvas);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { color: var(--navy); }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
svg { display: block; }

.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 26px;
}

.skip-link {
  position: fixed;
  z-index: 200;
  left: 16px;
  top: -100px;
  padding: 10px 16px;
  border-radius: 0 0 12px 12px;
  color: #fff;
  background: var(--navy);
  font-size: 14px;
}
.skip-link:focus { top: 0; }

:focus-visible {
  outline: 3px solid rgba(58, 130, 247, 0.55);
  outline-offset: 3px;
  border-radius: 8px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: rgba(248, 250, 255, 0.84);
  border-bottom: 1px solid rgba(207, 218, 235, 0.72);
  backdrop-filter: saturate(1.5) blur(18px);
  -webkit-backdrop-filter: saturate(1.5) blur(18px);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 30px;
  height: 72px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: none;
}
.brand img { border-radius: 9px; }
.brand > span {
  display: flex;
  flex-direction: column;
  line-height: 1.22;
}
.brand strong {
  color: var(--navy);
  font-size: 15px;
  font-weight: 720;
  letter-spacing: -0.01em;
}
.brand small {
  color: var(--muted);
  font-size: 11.5px;
}
.site-nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
  color: var(--navy-2);
  font-size: 14px;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 0;
  border-bottom: 1px solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
}
.site-nav a:hover { color: var(--blue-strong); border-color: var(--blue-line); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 44px;
  padding: 11px 19px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 680;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}
.button svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.button:hover { transform: translateY(-1px); }
.button:active { transform: translateY(0) scale(0.99); }
.button-primary {
  color: #fff;
  background: var(--blue);
  box-shadow: 0 9px 24px rgba(58, 130, 247, 0.23);
}
.button-primary:hover { background: var(--blue-strong); box-shadow: 0 12px 28px rgba(58, 130, 247, 0.28); }
.button-large { min-height: 50px; padding: 14px 24px; font-size: 15px; }
.header-download { padding-inline: 18px; }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0 82px;
  background:
    radial-gradient(ellipse at 50% -10%, rgba(255, 255, 255, 0.98) 0, rgba(255, 255, 255, 0.25) 48%, transparent 68%),
    linear-gradient(180deg, #fbfdff 0%, #f6f9ff 46%, #f8faff 100%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(21, 36, 67, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 36, 67, 0.045) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.68), transparent 78%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.68), transparent 78%);
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(20px);
  pointer-events: none;
}
.hero-glow-a {
  width: 680px;
  height: 430px;
  right: -200px;
  top: 30px;
  background: rgba(118, 167, 247, 0.28);
  transform: rotate(-13deg);
}
.hero-glow-b {
  width: 560px;
  height: 380px;
  left: -260px;
  top: 280px;
  background: rgba(186, 212, 250, 0.25);
}
.hero-inner { position: relative; z-index: 1; }
.hero-copy {
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
  animation: hero-in 620ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 36px;
  padding: 7px 15px;
  border: 1px solid rgba(58, 130, 247, 0.2);
  border-radius: 999px;
  color: #315d9e;
  background: rgba(239, 246, 255, 0.8);
  font-size: 13px;
  font-weight: 590;
}
.hero-eyebrow svg {
  width: 16px;
  height: 16px;
  fill: var(--blue);
  transform-origin: center;
  animation: spark-in 620ms 120ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.hero h1 {
  margin-top: 18px;
  font-size: clamp(46px, 5.1vw, 66px);
  font-weight: 480;
  letter-spacing: 0.035em;
  line-height: 1.18;
  text-wrap: balance;
}
.hero h1 span {
  color: var(--blue);
  white-space: nowrap;
}
.hero-lead {
  max-width: 740px;
  margin: 17px auto 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.74;
  text-wrap: balance;
}
.hero-lead span { white-space: nowrap; }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 22px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  border-bottom: 1px solid transparent;
  color: var(--navy-2);
  font-size: 14px;
  font-weight: 640;
  transition: color 160ms ease, border-color 160ms ease;
}
.text-link svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 160ms ease;
}
.text-link:hover { color: var(--blue-strong); border-color: currentColor; }
.text-link:hover svg { transform: translateY(2px); }
.hero-micro {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 9px;
  margin-top: 10px;
  color: var(--muted-2);
  font-size: 12.5px;
}
.hero-micro i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--line-strong);
}

/* Case window */
.case-window {
  max-width: 1080px;
  margin: 40px auto 0;
  overflow: hidden;
  border: 1px solid rgba(29, 67, 121, 0.13);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-float);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  animation: case-in 760ms 100ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.case-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 62px;
  padding: 10px 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
}
.case-store {
  display: flex;
  align-items: center;
  gap: 11px;
}
.store-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 11px;
  color: var(--blue);
  background: var(--blue-soft);
}
.store-mark svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.case-store > span:last-child { display: flex; flex-direction: column; line-height: 1.35; }
.case-store strong { color: var(--navy); font-size: 13.5px; font-weight: 670; }
.case-store small { color: var(--muted); font-size: 11.5px; }
.sync-state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 11.5px;
  white-space: nowrap;
}
.sync-state i,
.case-foot i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}

.step-tabs {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 17px 22px 13px;
  border-bottom: 1px solid var(--line);
  background: rgba(252, 254, 255, 0.8);
}
.step-rail {
  position: absolute;
  left: calc(22px + 12.5%);
  right: calc(22px + 12.5%);
  top: 30px;
  height: 2px;
  overflow: hidden;
  border-radius: 99px;
  background: #dce7f6;
}
.step-rail i {
  display: block;
  width: var(--progress, 0%);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #7eaff8, var(--blue));
  transition: width 300ms cubic-bezier(0.22, 1, 0.36, 1);
}
.step-tab {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  align-content: start;
  min-height: 72px;
  padding: 0 10px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  text-align: center;
  cursor: pointer;
}
.step-dot {
  width: 15px;
  height: 15px;
  margin-top: -1px;
  border: 3px solid #f7fbff;
  border-radius: 50%;
  background: #b9c7da;
  box-shadow: 0 0 0 1px #d6e2f2;
  transition: background 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}
.step-num {
  margin-top: 8px;
  color: var(--muted-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 650;
}
.step-tab strong {
  margin-top: 1px;
  color: var(--navy-2);
  font-size: 13.5px;
  font-weight: 660;
}
.step-tab small {
  margin-top: 1px;
  color: var(--muted);
  font-size: 10.5px;
  white-space: nowrap;
}
.step-tab:hover .step-dot { transform: scale(1.12); }
.step-tab.is-active .step-dot,
.step-tab[aria-selected="true"] .step-dot {
  background: var(--blue);
  box-shadow: 0 0 0 1px var(--blue), 0 0 0 6px rgba(58, 130, 247, 0.12);
  transform: scale(1.1);
}
.step-tab[aria-selected="true"] .step-num,
.step-tab[aria-selected="true"] strong { color: var(--blue-strong); }

.case-stage {
  position: relative;
  min-height: 230px;
  padding: 22px;
  background:
    linear-gradient(90deg, rgba(58, 130, 247, 0.025), transparent 32%),
    rgba(255, 255, 255, 0.55);
}
.case-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(340px, 0.9fr);
  align-items: center;
  gap: 42px;
  min-height: 186px;
  animation: panel-in 300ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.panel-kicker {
  color: var(--blue-strong);
  font-size: 11.5px;
  font-weight: 720;
  letter-spacing: 0.08em;
}
.panel-copy h2 {
  margin-top: 6px;
  font-size: 24px;
  font-weight: 650;
  line-height: 1.38;
  letter-spacing: -0.015em;
}
.panel-copy > p:not(.panel-kicker) {
  max-width: 520px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.76;
}
.soft-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin-top: 15px;
  padding: 4px 10px;
  border: 1px solid #d8e7fb;
  border-radius: 999px;
  color: #42638f;
  background: #f4f9ff;
  font-size: 11.5px;
  font-weight: 620;
}
.soft-chip.is-warning { color: var(--amber); border-color: #f2dfb8; background: var(--amber-soft); }

.metric-stack {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
}
.metric-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 58px;
  padding: 8px 15px;
  border-bottom: 1px solid var(--line);
  animation: metric-in 420ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.metric-row:nth-child(1) { animation-delay: 130ms; }
.metric-row:nth-child(2) { animation-delay: 190ms; }
.metric-row:nth-child(3) { animation-delay: 250ms; }
.metric-row:last-child { border-bottom: 0; }
.metric-row > span {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  column-gap: 10px;
}
.metric-row strong { color: var(--navy-2); font-size: 13px; font-weight: 640; }
.metric-row small { grid-column: 2; color: var(--muted); font-size: 11px; }
.metric-row b { color: var(--navy); font-family: var(--font-mono); font-size: 26px; font-weight: 600; }
.metric-icon {
  grid-row: 1 / span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
}
.metric-icon svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.55;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.icon-blue { color: var(--blue); background: #eaf2ff; }
.icon-sky { color: #1683a8; background: #eaf9ff; }
.icon-navy { color: #5d6c84; background: #edf0f5; }

.check-stack {
  display: grid;
  gap: 9px;
}
.check-row {
  display: grid;
  grid-template-columns: 25px 1fr;
  align-items: center;
  min-height: 56px;
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
}
.check-row > span {
  grid-row: 1 / span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 23px;
  height: 23px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 750;
}
.check-row strong { color: var(--navy-2); font-size: 13px; font-weight: 640; }
.check-row small { color: var(--muted); font-size: 11.5px; }
.check-row.is-ok > span { color: var(--green); background: var(--green-soft); }
.check-row.is-warn > span { color: var(--amber); background: var(--amber-soft); }
.check-row > span svg {
  width: 13px;
  height: 13px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.draft-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper);
  box-shadow: 0 12px 36px rgba(41, 82, 145, 0.07);
}
.evidence-row { display: flex; flex-wrap: wrap; gap: 7px; }
.evidence-row span {
  padding: 4px 9px;
  border: 1px solid var(--blue-line);
  border-radius: 999px;
  color: #386396;
  background: var(--blue-pale);
  font-size: 10.5px;
  font-weight: 620;
}
.draft-card p {
  margin-top: 13px;
  padding: 14px 15px;
  border-radius: 12px;
  color: var(--navy-2);
  background: #f7f9fd;
  font-size: 13px;
  line-height: 1.8;
}
.draft-card small { display: block; margin-top: 10px; color: var(--muted); font-size: 11px; }

.timeline {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.timeline li {
  position: relative;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  min-height: 62px;
}
.timeline li::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 22px;
  bottom: 0;
  width: 1px;
  background: var(--line);
}
.timeline li:last-child::after { display: none; }
.timeline li > span {
  width: 13px;
  height: 13px;
  margin-top: 4px;
  border: 2px solid var(--line-strong);
  border-radius: 50%;
  background: var(--paper);
}
.timeline li.is-done > span { border-color: var(--green); background: var(--green); }
.timeline li.is-current > span { border-color: var(--blue); box-shadow: 0 0 0 5px rgba(58, 130, 247, 0.12); }
.timeline strong { display: block; color: var(--navy-2); font-size: 13px; font-weight: 640; }
.timeline small { display: block; margin-top: 2px; color: var(--muted); font-size: 11.5px; }

.case-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  min-height: 44px;
  padding: 8px 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: rgba(251, 253, 255, 0.86);
  font-size: 11.5px;
}
.case-foot span { display: inline-flex; align-items: center; gap: 7px; }
.case-foot i { width: 5px; height: 5px; }

/* Shared sections */
.section { padding: 104px 0; }
.section-heading {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.section-kicker {
  color: var(--blue-strong);
  font-size: 12px;
  font-weight: 740;
  letter-spacing: 0.11em;
}
.section-heading h2 {
  margin-top: 13px;
  font-size: clamp(34px, 4.1vw, 52px);
  font-weight: 510;
  letter-spacing: 0.005em;
  line-height: 1.28;
  text-wrap: balance;
}
.section-heading > p:last-child {
  max-width: 660px;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.82;
  text-wrap: balance;
}

/* Judgment */
.judgment {
  border-top: 1px solid rgba(223, 230, 241, 0.7);
  background: #fff;
}
.judgment-board {
  overflow: hidden;
  margin-top: 48px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: 0 22px 66px rgba(41, 82, 145, 0.075);
}
.board-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--line);
  background: #fbfdff;
}
.board-head > div { display: flex; flex-direction: column; }
.board-label { color: var(--muted); font-size: 11.5px; }
.board-head strong { margin-top: 2px; color: var(--navy); font-size: 14px; font-weight: 650; }
.board-score {
  flex: none;
  color: var(--muted);
  font-size: 12px;
}
.board-score b { color: var(--blue-strong); font-family: var(--font-mono); font-size: 22px; font-weight: 650; }
.judgment-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 34px 30px 30px;
}
.judgment-track::before {
  content: "";
  position: absolute;
  left: 12.5%;
  right: 12.5%;
  top: 51px;
  height: 1px;
  background: var(--blue-line);
}
.judgment-step {
  position: relative;
  padding: 0 22px;
  text-align: center;
  border-right: 1px solid var(--line);
}
.judgment-step:last-child { border-right: 0; }
.judgment-icon {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid #d4e4fb;
  border-radius: 50%;
  color: var(--blue);
  background: #f5f9ff;
}
.judgment-icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.judgment-step.is-ok .judgment-icon { color: var(--green); border-color: #cceadd; background: var(--green-soft); }
.judgment-step.is-warn .judgment-icon { color: var(--amber); border-color: #f0dfbd; background: var(--amber-soft); }
.judgment-step em {
  display: block;
  margin-top: 12px;
  color: var(--muted-2);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-style: normal;
  font-weight: 650;
}
.judgment-step h3 { margin-top: 3px; font-size: 15px; font-weight: 660; }
.judgment-step p { margin-top: 7px; color: var(--muted); font-size: 12.5px; line-height: 1.7; }
.evidence-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 22px;
  border-top: 1px solid var(--line);
  background: #fbfdff;
}
.evidence-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 300px;
  color: var(--muted);
  font-size: 12px;
}
.progress {
  flex: 1;
  height: 7px;
  overflow: hidden;
  border-radius: 99px;
  background: #e7eef8;
}
.progress i {
  display: block;
  width: 75%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #81b2fa, var(--blue));
}
.evidence-summary b { color: var(--navy); font-family: var(--font-mono); font-size: 12px; }
.evidence-tags { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; }
.evidence-tags span {
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 620;
}
.evidence-tags .is-ready { color: var(--green); background: var(--green-soft); }
.evidence-tags .is-missing { color: var(--amber); background: var(--amber-soft); }
.section-note {
  margin-top: 20px;
  color: var(--muted);
  text-align: center;
  font-size: 12.5px;
}

/* Reviews */
.reviews {
  background:
    radial-gradient(circle at 16% 30%, rgba(214, 233, 255, 0.5), transparent 28%),
    var(--canvas);
  border-top: 1px solid rgba(223, 230, 241, 0.72);
}
.review-board {
  margin-top: 48px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: 0 22px 66px rgba(41, 82, 145, 0.075);
}
.review-board-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 62px;
  padding: 12px 22px;
  border-bottom: 1px solid var(--line);
  color: var(--navy-2);
  background: #fbfdff;
  font-size: 13px;
  font-weight: 630;
}
.review-board-head span { display: inline-flex; align-items: center; gap: 9px; }
.review-board-head i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.review-board-head small { color: var(--muted); font-size: 11.5px; font-weight: 500; }
.review-lanes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.review-lane {
  min-height: 260px;
  padding: 24px 22px 20px;
  border-right: 1px solid var(--line);
}
.review-lane:last-child { border-right: 0; }
.lane-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.star-mark,
.manual-mark,
.shield-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
}
.star-mark { color: var(--blue); background: var(--blue-soft); }
.manual-mark { color: var(--amber); background: var(--amber-soft); }
.shield-mark { color: #4a6389; background: #eef2f8; }
.star-mark svg,
.manual-mark svg,
.shield-mark svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.star-mark svg { fill: rgba(58, 130, 247, 0.13); }
.lane-status {
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 650;
}
.is-auto .lane-status { color: var(--blue-strong); background: var(--blue-soft); }
.is-manual .lane-status { color: var(--amber); background: var(--amber-soft); }
.is-careful .lane-status { color: #516783; background: #eef2f8; }
.review-lane h3 { margin-top: 22px; font-size: 20px; font-weight: 660; }
.review-lane > p { min-height: 68px; margin-top: 9px; color: var(--muted); font-size: 13px; line-height: 1.75; }
.lane-foot {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 21px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.lane-foot b { color: var(--navy); font-family: var(--font-mono); font-size: 25px; font-weight: 600; }
.lane-foot span { color: var(--muted); font-size: 11.5px; }
.review-boundary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 22px;
  border-top: 1px solid var(--line);
  color: #52657f;
  background: #f4f8ff;
  font-size: 12.5px;
  line-height: 1.7;
}
.review-boundary svg {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  fill: none;
  stroke: var(--blue);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.review-boundary strong { color: var(--navy-2); }
.fit-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  gap: 12px 20px;
  margin-top: 26px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}
.fit-line > span { color: var(--blue-strong); font-weight: 680; }
.fit-line ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 8px 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.fit-line li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.fit-line li::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--blue);
}

/* Boundary */
.boundary {
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(235, 244, 255, 0.8), rgba(247, 250, 255, 0.94)),
    var(--canvas);
  border-top: 1px solid rgba(211, 224, 241, 0.8);
  border-bottom: 1px solid rgba(211, 224, 241, 0.8);
}
.boundary-board {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 48px;
  border-top: 1px solid #cdddef;
  border-bottom: 1px solid #cdddef;
}
.boundary-item {
  min-height: 250px;
  padding: 34px 30px 28px;
  border-right: 1px solid #cdddef;
}
.boundary-item:last-child { border-right: 0; }
.boundary-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.boundary-num {
  color: var(--blue-strong);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 680;
}
.boundary-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  border: 1px solid rgba(58, 130, 247, 0.14);
  border-radius: 11px;
  color: var(--blue-strong);
  background: rgba(255, 255, 255, 0.75);
}
.boundary-mark svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.55;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.boundary-item.is-accent .boundary-mark {
  color: #fff;
  border-color: var(--blue);
  background: var(--blue);
  box-shadow: 0 8px 20px rgba(58, 130, 247, 0.2);
}
.boundary-item h3 { margin-top: 27px; font-size: 23px; font-weight: 620; }
.boundary-item p { margin-top: 13px; color: #63728a; font-size: 14px; line-height: 1.82; }
.boundary-item.is-accent {
  background: rgba(255, 255, 255, 0.52);
  box-shadow: inset 0 3px 0 var(--blue);
}
.boundary-item.is-accent h3 { color: var(--blue-strong); }
.privacy-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  margin-top: 24px;
  color: #61738b;
  font-size: 12.5px;
  text-align: center;
}
.privacy-line > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: var(--blue-strong);
  background: rgba(255, 255, 255, 0.85);
}
.privacy-line svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.privacy-line strong { color: var(--navy-2); }

/* CTA */
.cta-section { padding-top: 86px; padding-bottom: 98px; background: #fff; }
.cta-board {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  min-height: 300px;
  overflow: hidden;
  padding: 48px 54px;
  border-radius: 38px;
  color: #fff;
  background:
    radial-gradient(circle at 82% 20%, rgba(126, 181, 255, 0.72), transparent 28%),
    linear-gradient(125deg, #245bd6 0%, #3a82f7 54%, #6aa6ff 100%);
  box-shadow: 0 34px 80px rgba(38, 103, 218, 0.2);
}
.cta-copy { position: relative; z-index: 1; max-width: 690px; }
.cta-copy > p { color: rgba(255, 255, 255, 0.76); font-size: 12px; font-weight: 680; letter-spacing: 0.1em; }
.cta-copy h2 {
  margin-top: 12px;
  color: #fff;
  font-size: clamp(34px, 4.2vw, 52px);
  font-weight: 500;
  line-height: 1.3;
}
.cta-copy > span {
  display: block;
  max-width: 590px;
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  line-height: 1.75;
}
.cta-button {
  position: relative;
  z-index: 1;
  flex: none;
  min-height: 50px;
  padding: 14px 23px;
  color: var(--blue-strong);
  background: #fff;
  box-shadow: 0 10px 28px rgba(13, 56, 128, 0.16);
}
.cta-button:hover { color: var(--navy); background: #f7fbff; }
.cta-orbit {
  position: absolute;
  right: 4%;
  bottom: -70px;
  width: 430px;
  height: 230px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  transform: rotate(-12deg);
}
.cta-orbit::before,
.cta-orbit::after {
  content: "";
  position: absolute;
  inset: 26px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: inherit;
}
.cta-orbit::after { inset: 58px; }
.cta-orbit span {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.76);
}
.cta-orbit span:nth-child(1) { left: 11%; top: 30%; }
.cta-orbit span:nth-child(2) { left: 46%; top: 5%; }
.cta-orbit span:nth-child(3) { right: 12%; top: 27%; }
.cta-orbit span:nth-child(4) { left: 52%; bottom: 7%; }

/* Footer */
.site-footer { background: #f7f9fd; border-top: 1px solid var(--line); }
.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) repeat(2, minmax(0, 0.55fr));
  gap: 44px;
  padding-top: 52px;
  padding-bottom: 42px;
}
.footer-brand p {
  max-width: 430px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}
.footer-column { display: flex; flex-direction: column; gap: 8px; font-size: 13px; }
.footer-column strong { margin-bottom: 3px; color: var(--navy); font-size: 12px; font-weight: 680; }
.footer-column a { color: var(--muted); }
.footer-column a:hover { color: var(--blue-strong); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 58px;
  border-top: 1px solid var(--line);
  color: var(--muted-2);
  font-size: 11.5px;
}

/* Motion */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal.is-visible { opacity: 1; transform: none; }

.judgment-board.is-visible .judgment-icon svg {
  animation: icon-draw 520ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.judgment-board.is-visible .judgment-step:nth-child(2) .judgment-icon svg { animation-delay: 70ms; }
.judgment-board.is-visible .judgment-step:nth-child(3) .judgment-icon svg { animation-delay: 140ms; }
.judgment-board.is-visible .judgment-step:nth-child(4) .judgment-icon svg { animation-delay: 210ms; }
.review-board.is-visible .star-mark svg,
.review-board.is-visible .manual-mark svg,
.review-board.is-visible .shield-mark svg {
  animation: icon-settle 480ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.review-board.is-visible .manual-mark svg { animation-delay: 70ms; }
.review-board.is-visible .shield-mark svg { animation-delay: 140ms; }
.boundary-board.is-visible .boundary-mark {
  animation: icon-settle 460ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.boundary-board.is-visible .boundary-item:nth-child(2) .boundary-mark { animation-delay: 70ms; }
.boundary-board.is-visible .boundary-item:nth-child(3) .boundary-mark { animation-delay: 140ms; }
.cta-board.is-visible .cta-orbit span {
  animation: orbit-dot 760ms cubic-bezier(0.22, 1, 0.36, 1) both;
}
.cta-board.is-visible .cta-orbit span:nth-child(2) { animation-delay: 70ms; }
.cta-board.is-visible .cta-orbit span:nth-child(3) { animation-delay: 140ms; }
.cta-board.is-visible .cta-orbit span:nth-child(4) { animation-delay: 210ms; }

@keyframes hero-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
@keyframes case-in {
  from { opacity: 0; transform: translateY(22px) scale(0.992); }
  to { opacity: 1; transform: none; }
}
@keyframes panel-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: none; }
}
@keyframes metric-in {
  from { opacity: 0; transform: translateX(7px); }
  to { opacity: 1; transform: none; }
}
@keyframes spark-in {
  from { opacity: 0; transform: scale(0.62) rotate(-12deg); }
  to { opacity: 1; transform: none; }
}
@keyframes icon-draw {
  from { opacity: 0; stroke-dasharray: 40; stroke-dashoffset: 40; }
  to { opacity: 1; stroke-dasharray: 40; stroke-dashoffset: 0; }
}
@keyframes icon-settle {
  from { opacity: 0; transform: scale(0.82) translateY(3px); }
  to { opacity: 1; transform: none; }
}
@keyframes orbit-dot {
  from { opacity: 0; transform: scale(0.45); }
  to { opacity: 1; transform: none; }
}

@media (min-width: 1000px) {
  .section-heading {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.65fr);
    align-items: end;
    column-gap: clamp(54px, 7vw, 104px);
    max-width: none;
    text-align: left;
  }
  .section-heading .section-kicker {
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .section-heading .section-kicker::before {
    content: "";
    width: 24px;
    height: 1px;
    background: var(--blue);
  }
  .section-heading h2 {
    max-width: 720px;
    line-height: 1.2;
  }
  .section-heading > p:last-child {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: end;
    max-width: 390px;
    margin: 0 0 4px;
    text-align: left;
  }
}

@media (max-width: 980px) {
  .site-nav { gap: 20px; }
  .case-panel { grid-template-columns: 1fr; gap: 24px; }
  .case-stage { min-height: 0; }
  .panel-copy > p:not(.panel-kicker) { max-width: none; }
  .judgment-track { grid-template-columns: repeat(2, 1fr); gap: 30px 0; }
  .judgment-track::before { display: none; }
  .judgment-step:nth-child(2) { border-right: 0; }
  .boundary-item { padding-inline: 22px; }
}

@media (max-width: 760px) {
  .shell { padding: 0 16px; }
  .header-inner { height: 60px; gap: 16px; }
  .brand small { display: none; }
  .brand strong { font-size: 14px; }
  .brand img { width: 31px; height: 31px; }
  .site-nav { display: none; }
  .header-download { margin-left: auto; min-height: 44px; padding: 9px 13px; font-size: 12.5px; }
  .header-download svg { display: none; }

  .hero { padding: 54px 0 62px; }
  .hero-grid { background-size: 58px 58px; }
  .hero h1 {
    margin-top: 18px;
    font-size: clamp(38px, 11.2vw, 48px);
    line-height: 1.28;
  }
  .hero h1 span { display: block; white-space: normal; }
  .hero-lead { margin-top: 17px; font-size: 15.5px; line-height: 1.76; }
  .hero-actions { margin-top: 23px; gap: 10px 16px; }
  .button-large { min-height: 48px; padding: 13px 21px; }
  .hero-micro { max-width: 330px; margin-inline: auto; row-gap: 5px; }
  .hero-micro i:nth-of-type(2) { display: none; }

  .case-window { margin-top: 38px; border-radius: 24px; }
  .case-head { padding: 11px 15px; }
  .sync-state { display: none; }
  .step-tabs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    overflow: visible;
    padding: 17px 14px 14px;
    scrollbar-width: none;
  }
  .step-tabs::-webkit-scrollbar { display: none; }
  .step-rail { left: calc(14px + 12.5%); right: calc(14px + 12.5%); top: 30px; }
  .step-tab { min-height: 79px; padding-inline: 3px; }
  .step-tab small { display: none; }
  .case-stage { padding: 20px 16px 22px; }
  .case-panel { gap: 21px; }
  .panel-copy h2 { font-size: 21px; }
  .case-title-break { display: block; }
  .panel-copy > p:not(.panel-kicker) { font-size: 13.5px; }
  .case-foot { gap: 10px 15px; padding: 11px 15px; }

  .section { padding: 72px 0; }
  .section-heading h2 { font-size: clamp(31px, 9vw, 40px); }
  .section-heading > p:last-child { margin-top: 15px; font-size: 15px; line-height: 1.8; }
  .judgment-board,
  .review-board { margin-top: 34px; border-radius: 24px; }
  .board-head { align-items: flex-start; padding: 14px 16px; }
  .board-head strong { max-width: 230px; }
  .judgment-track { grid-template-columns: 1fr; gap: 0; padding: 20px 18px; }
  .judgment-step {
    display: grid;
    grid-template-columns: 38px 1fr;
    column-gap: 13px;
    padding: 16px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    text-align: left;
  }
  .judgment-step:last-child { border-bottom: 0; }
  .judgment-icon { grid-row: 1 / span 4; }
  .judgment-step em,
  .judgment-step h3,
  .judgment-step p { grid-column: 2; }
  .judgment-step em { margin-top: 0; }
  .evidence-strip { align-items: flex-start; flex-direction: column; gap: 14px; padding: 16px; }
  .evidence-summary { width: 100%; min-width: 0; }
  .evidence-tags { justify-content: flex-start; }

  .review-board-head { align-items: flex-start; padding: 13px 16px; }
  .review-board-head small { display: none; }
  .review-lanes { grid-template-columns: 1fr; }
  .review-lane {
    min-height: 0;
    padding: 21px 18px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .review-lane:last-child { border-bottom: 0; }
  .review-lane > p { min-height: 0; }
  .lane-foot { margin-top: 16px; }
  .review-boundary { padding: 15px 16px; }
  .fit-line { align-items: flex-start; justify-content: flex-start; }
  .fit-line ul { justify-content: flex-start; }

  .boundary-board { grid-template-columns: 1fr; margin-top: 34px; }
  .boundary-item {
    min-height: 0;
    padding: 26px 20px;
    border-right: 0;
    border-bottom: 1px solid #cdddef;
  }
  .boundary-item:last-child { border-bottom: 0; }
  .boundary-item h3 { margin-top: 18px; font-size: 21px; }
  .privacy-line { align-items: flex-start; text-align: left; }

  .cta-section { padding: 64px 0 72px; }
  .cta-board {
    align-items: flex-start;
    flex-direction: column;
    gap: 26px;
    min-height: 0;
    padding: 34px 24px;
    border-radius: 28px;
  }
  .cta-copy h2 { font-size: clamp(31px, 9vw, 40px); }
  .cta-button { width: 100%; }
  .cta-orbit { right: -150px; bottom: -50px; }

  .footer-main { grid-template-columns: 1fr; gap: 26px; padding-top: 40px; }
  .footer-bottom { align-items: flex-start; flex-direction: column; justify-content: center; gap: 2px; min-height: 72px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero-eyebrow svg,
  .judgment-board .judgment-icon svg,
  .review-board .star-mark svg,
  .review-board .manual-mark svg,
  .review-board .shield-mark svg,
  .boundary-board .boundary-mark,
  .cta-board .cta-orbit span {
    opacity: 1;
    transform: none;
    animation: none !important;
    stroke-dashoffset: 0;
  }
}