/* ============================================================
   Public Signal — Landing Variant C 「產品同源情報終端」
   Tokens mirror the portal design system (DESIGN.md / Decision 167):
   graphite surfaces + ONE rationed teal-green accent.
   ============================================================ */

:root {
  color-scheme: dark;

  /* Portal-sourced tokens */
  --bg: #0e1114;
  --bg-deep: #0a0d10;
  --panel: #14181d;
  --panel-soft: #1a212a;
  --panel-hover: #161c22;
  --ink-strong: #f0f3f5;
  --ink: #dde3e8;
  --ink-table: #c3cad1;
  --muted: #99a3ad;
  --dim: #7f8994;
  --faint: #6b7580;
  --ghost: #5a646e;
  --line: #232a32;
  --line-soft: #1d242b;
  --line-strong: #2e3742;
  --line-hover: #39434f;
  --teal: #2bbba1;
  --teal-bright: #3ecfb2;
  --teal-ink: #06120f;
  --teal-tint: #17231f;
  --teal-ring: rgba(43, 187, 161, 0.13);
  --red: #e5685c;
  --red-tint: rgba(229, 104, 92, 0.12);
  --amber: #d9a13f;
  --amber-tint: rgba(217, 161, 63, 0.12);

  --radius: 10px;
  --radius-lg: 14px;
  --max: 1140px;
  --ease: cubic-bezier(0.25, 0.6, 0.3, 1);

  font-family: Inter, "Noto Sans TC", "PingFang TC", "Microsoft JhengHei",
    system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background-color: var(--bg);
  background-image:
    radial-gradient(900px 480px at 50% -140px, rgba(43, 187, 161, 0.08), transparent 70%),
    linear-gradient(rgba(255, 255, 255, 0.024) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.024) 1px, transparent 1px);
  background-size: auto, 40px 40px, 40px 40px;
  letter-spacing: 0;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(43, 187, 161, 0.32);
  color: var(--ink-strong);
}

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

a {
  color: var(--teal-bright);
  text-decoration: none;
}

h1,
h2,
h3 {
  color: var(--ink-strong);
  margin: 0;
  font-weight: 700;
  line-height: 1.28;
}

p {
  margin: 0;
}

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
  border-radius: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  top: -48px;
  left: 16px;
  z-index: 100;
  background: var(--teal);
  color: var(--teal-ink);
  padding: 8px 14px;
  border-radius: 8px;
  font-weight: 600;
  transition: top 0.15s var(--ease);
}

.skip-link:focus {
  top: 12px;
}

/* ---------- Buttons ---------- */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 9px;
  border: 1px solid transparent;
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.3;
  cursor: pointer;
  transition: background 0.15s var(--ease), border-color 0.15s var(--ease),
    color 0.15s var(--ease), transform 0.15s var(--ease);
}

.button-primary {
  background: var(--teal);
  color: var(--teal-ink);
}

.button-primary:hover {
  background: var(--teal-bright);
  transform: translateY(-1px);
}

.button-secondary {
  background: var(--panel-soft);
  border-color: var(--line-strong);
  color: var(--ink);
}

.button-secondary:hover {
  border-color: var(--line-hover);
  background: var(--panel-hover);
}

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

.nav-shell {
  position: sticky;
  top: 0;
  z-index: 60;
  padding: 12px 16px 6px;
  background: linear-gradient(180deg, rgba(10, 13, 16, 0.9), rgba(10, 13, 16, 0));
}

.nav-bar {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 26px;
  padding: 10px 12px 10px 16px;
  background: rgba(20, 24, 29, 0.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink-strong);
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: var(--teal-tint);
  border: 1px solid rgba(43, 187, 161, 0.35);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.brand-mark img {
  width: 20px;
  height: 20px;
}

.brand strong {
  display: block;
  font-size: 0.98rem;
  line-height: 1.2;
}

.brand small {
  display: block;
  font-size: 0.72rem;
  color: var(--dim);
  line-height: 1.3;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.92rem;
  padding: 8px 12px;
  border-radius: 8px;
  transition: color 0.15s var(--ease), background 0.15s var(--ease);
}

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

.nav-links a[aria-current="page"] {
  color: var(--ink-strong);
  background: var(--panel-soft);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.login-link {
  color: var(--muted);
  font-size: 0.92rem;
  padding: 8px 12px;
  border-radius: 8px;
}

.login-link:hover {
  color: var(--ink-strong);
}

.nav-cta {
  padding: 9px 18px;
  font-size: 0.92rem;
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--panel-soft);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

body.nav-open .nav-toggle span:not(.sr-only):nth-child(2) {
  transform: translateY(6px) rotate(45deg);
}

body.nav-open .nav-toggle span:not(.sr-only):nth-child(3) {
  opacity: 0;
}

body.nav-open .nav-toggle span:not(.sr-only):nth-child(4) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ---------- Section scaffolding ---------- */

.section {
  padding: clamp(64px, 9vw, 104px) 20px 0;
}

.inner {
  max-width: var(--max);
  margin: 0 auto;
}

section[id] {
  scroll-margin-top: 96px;
}

.eyebrow {
  color: var(--teal-bright);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

.sec-head {
  max-width: 720px;
  margin-bottom: clamp(30px, 4.5vw, 48px);
}

.sec-head h2 {
  font-size: clamp(1.45rem, 1.05rem + 1.7vw, 2.05rem);
}

.sec-sub {
  margin-top: 12px;
  color: var(--muted);
  font-size: 1.02rem;
}

/* ---------- Hero ---------- */

.hero {
  padding: clamp(56px, 8vw, 96px) 20px 0;
  text-align: center;
}

.hero-inner {
  max-width: 820px;
  margin: 0 auto;
}

.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 16px;
  border: 1px solid rgba(43, 187, 161, 0.35);
  border-radius: 999px;
  background: var(--teal-tint);
  color: var(--ink);
  font-size: 0.85rem;
  font-weight: 500;
}

.live-pill i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--teal-bright);
  position: relative;
}

.live-pill i::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--teal-bright);
  opacity: 0.6;
  animation: pulse-ring 2.4s var(--ease) infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.6);
    opacity: 0.7;
  }
  80%,
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

.hero h1 {
  margin-top: 26px;
  font-size: clamp(1.9rem, 1.1rem + 3.6vw, 3.15rem);
  line-height: 1.24;
  letter-spacing: 0;
}

.hero h1 .accent {
  background: linear-gradient(92deg, var(--teal) 10%, var(--teal-bright) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  margin: 20px auto 0;
  max-width: 640px;
  color: var(--muted);
  font-size: 1.06rem;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-trust {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 22px;
  color: var(--dim);
  font-size: 0.87rem;
}

.hero-trust li::before {
  content: "✓";
  color: var(--teal);
  margin-right: 7px;
  font-weight: 700;
}

/* ---------- Hero console mock ---------- */

.console-wrap {
  max-width: 980px;
  margin: clamp(40px, 6vw, 60px) auto 0;
  text-align: left;
}

.console {
  position: relative;
  background: linear-gradient(180deg, #151a20, #11151a);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
}

.console-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(26, 33, 42, 0.55);
}

.c-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--ink-strong);
  font-size: 0.9rem;
  font-weight: 600;
}

.c-brand img {
  width: 17px;
  height: 17px;
}

.c-meta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  color: var(--dim);
  font-feature-settings: "tnum";
}

.badge-sample {
  font-style: normal;
  font-size: 0.72rem;
  color: var(--muted);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 2px 8px;
  background: var(--panel-soft);
}

.console-scan {
  position: absolute;
  left: 0;
  right: 0;
  top: 56px;
  height: 1px;
  overflow: hidden;
  pointer-events: none;
}

.console-scan::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 34%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(62, 207, 178, 0.75), transparent);
  animation: scan-x 6.5s var(--ease) infinite;
}

@keyframes scan-x {
  0% {
    transform: translateX(-110%);
  }
  55%,
  100% {
    transform: translateX(320%);
  }
}

.console-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--line);
}

.console-metrics > div {
  padding: 15px 18px 13px;
  border-right: 1px solid var(--line-soft);
}

.console-metrics > div:last-child {
  border-right: 0;
}

.console-metrics span {
  display: block;
  font-size: 0.76rem;
  color: var(--dim);
}

.console-metrics strong {
  display: block;
  margin-top: 3px;
  font-size: 1.45rem;
  font-weight: 650;
  color: var(--ink-strong);
  font-feature-settings: "tnum";
  line-height: 1.2;
}

.console-metrics strong em {
  font-style: normal;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--faint);
  margin-left: 5px;
}

.console-body {
  display: grid;
  grid-template-columns: 1.55fr 1fr;
}

.console-report {
  padding: 16px 6px 10px 18px;
}

.c-title {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--faint);
  margin: 0 0 6px;
}

/* ---------- Console 日誌感開場（JS 加 boot-prep/boot；無 JS 時完整顯示） ---------- */

.console-report .c-title::after {
  content: "▊";
  margin-left: 7px;
  font-size: 0.85em;
  color: var(--teal-bright);
  opacity: 0;
}

.console-report.boot .c-title::after {
  animation: cursor-blink 1s step-end 6;
}

@keyframes cursor-blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

.console-report.boot-prep .c-row {
  opacity: 0;
  transform: translateY(6px);
}

.console-report.boot .c-row {
  opacity: 1;
  transform: none;
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
}

.console-report.boot .c-row:nth-of-type(1) {
  transition-delay: 0.4s;
}

.console-report.boot .c-row:nth-of-type(2) {
  transition-delay: 0.95s;
}

.console-report.boot .c-row:nth-of-type(3) {
  transition-delay: 1.5s;
}

.c-row {
  display: grid;
  grid-template-columns: 14px 1fr auto;
  gap: 12px;
  align-items: start;
  padding: 12px 14px 12px 10px;
  border-radius: 9px;
  transition: background 0.15s var(--ease);
}

.c-row:hover {
  background: var(--panel-hover);
}

.c-row + .c-row {
  border-top: 1px solid var(--line-soft);
}

.dot {
  width: 8px;
  height: 8px;
  margin-top: 7px;
  border-radius: 50%;
  justify-self: center;
}

.dot-risk {
  background: var(--red);
  box-shadow: 0 0 0 3px var(--red-tint);
}

.dot-voice {
  background: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-tint);
}

.dot-trend {
  background: var(--teal);
  box-shadow: 0 0 0 3px var(--teal-ring);
}

.c-row strong {
  display: block;
  color: var(--ink-strong);
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.45;
}

.c-row p {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.55;
}

.c-row > em {
  font-style: normal;
  font-size: 0.76rem;
  color: var(--faint);
  white-space: nowrap;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2px 8px;
  margin-top: 3px;
  font-feature-settings: "tnum";
}

.console-filter {
  border-left: 1px solid var(--line);
  padding: 16px 18px 14px;
  background: rgba(10, 13, 16, 0.35);
}

.f-card {
  border: 1px solid var(--line);
  border-left-width: 2px;
  border-radius: 9px;
  padding: 11px 13px;
  background: var(--panel-soft);
}

.f-card + .f-card {
  margin-top: 10px;
}

.f-card.keep {
  border-left-color: var(--teal);
}

.f-card.drop {
  border-left-color: var(--red);
}

.f-card.drop p {
  color: var(--faint);
}

.f-card p {
  font-size: 0.84rem;
  color: var(--ink-table);
  line-height: 1.6;
}

.f-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 9px;
}

.f-tags span {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px solid var(--line-strong);
  color: var(--muted);
}

.f-tags .t-keep {
  color: var(--teal-bright);
  border-color: rgba(43, 187, 161, 0.4);
  background: var(--teal-tint);
}

.f-tags .t-drop {
  color: var(--red);
  border-color: rgba(229, 104, 92, 0.4);
  background: var(--red-tint);
}

.f-note {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--faint);
  line-height: 1.6;
}

/* ---------- 雷達掃描器（console 過濾欄） ---------- */

.filter-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.filter-head .c-title {
  margin: 0;
}

.radar {
  position: relative;
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 187, 161, 0.07), transparent 72%);
  overflow: hidden;
}

.radar-ring {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.radar-ring.r1 {
  inset: 26%;
}

.radar-ring.r2 {
  inset: 9%;
}

.radar-cross::before,
.radar-cross::after {
  content: "";
  position: absolute;
  background: var(--line-soft);
}

.radar-cross::before {
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
}

.radar-cross::after {
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
}

.radar-sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    rgba(62, 207, 178, 0.5),
    rgba(62, 207, 178, 0.1) 52deg,
    transparent 68deg,
    transparent 360deg
  );
  animation: radar-rotate 4s linear infinite;
}

@keyframes radar-rotate {
  to {
    transform: rotate(360deg);
  }
}

.radar-ping {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--teal-bright);
  opacity: 0;
}

.radar-ping.p1 {
  top: 22%;
  left: 62%;
  animation: radar-blip 4s linear infinite 0.55s;
}

.radar-ping.p2 {
  top: 64%;
  left: 30%;
  animation: radar-blip 4s linear infinite 2.3s;
}

.radar-ping.p3 {
  top: 44%;
  left: 76%;
  animation: radar-blip 4s linear infinite 1.1s;
}

@keyframes radar-blip {
  0%,
  3% {
    opacity: 0;
    transform: scale(0.5);
  }
  7% {
    opacity: 1;
    transform: scale(1.3);
  }
  32% {
    opacity: 0.45;
    transform: scale(1);
  }
  58%,
  100% {
    opacity: 0;
    transform: scale(0.85);
  }
}

.console-caption {
  margin-top: 14px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--faint);
}

/* ---------- Trust strip ---------- */

.trust-strip {
  margin-top: clamp(56px, 8vw, 88px);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: rgba(16, 20, 24, 0.6);
}

.trust-strip .inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 40px;
  padding: 16px 20px;
  color: var(--muted);
  font-size: 0.88rem;
}

.trust-strip span::before {
  content: "✓";
  color: var(--teal);
  font-weight: 700;
  margin-right: 8px;
}

/* ---------- Questions (五個生意問題) ---------- */

.q-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 22px;
  align-items: start;
}

.q-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.q-list button {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 10px;
  text-align: left;
  padding: 15px 16px;
  background: transparent;
  border: 1px solid transparent;
  border-left: 2px solid transparent;
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.99rem;
  font-weight: 550;
  font-family: inherit;
  line-height: 1.5;
  cursor: pointer;
  transition: background 0.15s var(--ease), color 0.15s var(--ease),
    border-color 0.15s var(--ease);
}

.q-list button span {
  font-size: 0.78rem;
  color: var(--ghost);
  font-feature-settings: "tnum";
}

.q-list button:hover {
  background: var(--panel-hover);
  color: var(--ink);
}

.q-list button.is-active {
  background: var(--panel);
  border-color: var(--line);
  border-left-color: var(--teal);
  color: var(--ink-strong);
}

.q-list button.is-active span {
  color: var(--teal-bright);
}

.q-panel {
  display: none;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 3vw, 32px);
}

.q-panel.is-active {
  display: block;
  animation: panel-in 0.3s var(--ease);
}

@keyframes panel-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.q-kicker {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 6px;
  border: 1px solid var(--line-strong);
  color: var(--muted);
  background: var(--panel-soft);
}

.q-kicker.risk {
  color: var(--red);
  border-color: rgba(229, 104, 92, 0.4);
  background: var(--red-tint);
}

.q-kicker.teal {
  color: var(--teal-bright);
  border-color: rgba(43, 187, 161, 0.4);
  background: var(--teal-tint);
}

.q-panel h3 {
  margin-top: 14px;
  font-size: 1.28rem;
}

.q-panel > p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.98rem;
}

.q-mini {
  margin-top: 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.q-mini > div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 14px;
  padding: 11px 15px;
  background: var(--panel-soft);
}

.q-mini > div + div {
  border-top: 1px solid var(--line);
}

.q-mini span {
  font-size: 0.8rem;
  color: var(--faint);
  padding-top: 1px;
}

.q-mini strong {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-table);
  line-height: 1.5;
}

/* ---------- About page ---------- */

.about-page {
  overflow-x: hidden;
}

.about-shell {
  width: min(calc(100% - 48px), 1040px);
  margin: 0 auto;
}

.about-page-hero {
  padding: clamp(76px, 10vw, 124px) 0 clamp(44px, 6vw, 72px);
}

.about-two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(34px, 6vw, 72px);
  align-items: start;
}

.about-hero-copy h1 {
  font-size: clamp(2rem, 1.15rem + 2.55vw, 3.45rem);
  max-width: 920px;
  letter-spacing: 0;
  line-height: 1.22;
  overflow-wrap: anywhere;
}

.about-hero-summary {
  max-width: 760px;
  margin-top: 24px;
}

.about-hero-summary p,
.about-copy p {
  color: var(--muted);
  font-size: clamp(1.02rem, 0.98rem + 0.25vw, 1.14rem);
}

.about-hero-summary p + p,
.about-copy p + p {
  margin-top: 16px;
}

.about-copy a {
  color: var(--teal-bright);
  border-bottom: 1px solid rgba(62, 207, 178, 0.45);
}

.about-section {
  padding: clamp(58px, 8vw, 92px) 0 0;
}

.about-narrative {
  padding-top: clamp(48px, 7vw, 78px);
}

.about-section-head {
  max-width: 700px;
}

.about-section-head h2 {
  font-size: clamp(1.55rem, 1.05rem + 1.8vw, 2.3rem);
}

.about-section-head > p:not(.eyebrow) {
  margin-top: 16px;
  color: var(--muted);
  font-size: 1rem;
}

.about-list-block {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(24px, 4vw, 36px) 0;
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(30px, 6vw, 70px);
  align-items: start;
}

.about-list-block h2 {
  font-size: clamp(1.2rem, 1rem + 0.85vw, 1.65rem);
  max-width: 420px;
}

.about-list-block ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.about-list-block li {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid var(--line-soft);
  color: var(--ink-table);
  font-size: 1rem;
  line-height: 1.55;
}

.about-list-block li:first-child {
  padding-top: 0;
  border-top: 0;
}

.about-list-block li:last-child {
  padding-bottom: 0;
}

.about-list-block li span {
  color: var(--teal-bright);
  font-size: 0.8rem;
  font-weight: 650;
  font-feature-settings: "tnum";
}

.about-proof-list {
  margin-top: clamp(34px, 5vw, 52px);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 46px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.about-proof-list article {
  padding: 24px 0;
  border-top: 1px solid var(--line-soft);
}

.about-proof-list article:nth-child(-n + 2) {
  border-top: 0;
}

.about-proof-list h3,
.about-principle-list h3 {
  font-size: 1.02rem;
}

.about-proof-list p,
.about-principle-list p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.96rem;
}

.about-principle-list {
  margin-top: clamp(30px, 5vw, 48px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.about-principle-list article {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 22px;
  padding: 22px 0;
  border-top: 1px solid var(--line-soft);
}

.about-principle-list article:first-child {
  border-top: 0;
}

.about-principle-list span {
  color: var(--teal-bright);
  font-size: 0.82rem;
  font-weight: 650;
  font-feature-settings: "tnum";
}

.about-final-cta {
  margin-top: clamp(72px, 9vw, 112px);
}

.about-cta-copy {
  max-width: 720px;
  margin: 18px auto 0;
  color: var(--muted);
  font-size: 1rem;
}

.about-cta-copy + .about-cta-copy {
  margin-top: 10px;
}

.about-final-cta .button {
  margin-top: 30px;
}

/* ---------- Why now ---------- */

.why-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 26px;
  align-items: start;
}

.why-copy h2 {
  font-size: clamp(1.45rem, 1.05rem + 1.7vw, 2.05rem);
}

.why-copy p {
  margin-top: 16px;
  color: var(--muted);
  font-size: 1rem;
}

.why-copy p strong {
  color: var(--ink);
  font-weight: 600;
}

.case-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.case-card .q-kicker {
  margin-bottom: 14px;
}

.case-card h3 {
  font-size: 1.15rem;
}

.case-steps {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.case-steps li {
  position: relative;
  padding: 0 0 18px 26px;
}

.case-steps li::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 3px var(--teal-ring);
}

.case-steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 8.5px;
  top: 20px;
  bottom: -2px;
  width: 1px;
  background: var(--line-strong);
}

.case-steps strong {
  display: block;
  color: var(--ink-strong);
  font-size: 0.94rem;
  font-weight: 600;
}

.case-steps p {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.86rem;
}

.case-foot {
  margin-top: 4px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.84rem;
}

.evidence-band {
  margin-top: 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(22px, 3vw, 30px);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 18px 44px;
}

.ev-stat .ev-label {
  display: block;
  font-size: 0.8rem;
  color: var(--dim);
}

.ev-stat strong {
  display: block;
  margin-top: 5px;
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--ink-strong);
  font-feature-settings: "tnum";
  line-height: 1.15;
}

.ev-stat strong i {
  font-style: normal;
  color: var(--teal-bright);
  font-weight: 500;
}

.ev-stat .ev-sub {
  display: block;
  margin-top: 4px;
  font-size: 0.8rem;
  color: var(--faint);
  font-feature-settings: "tnum";
}

.ev-spark {
  width: 100%;
  max-width: 320px;
  height: 110px;
  justify-self: center;
  overflow: visible;
}

.sp-grid {
  stroke: var(--line-strong);
  stroke-width: 1;
  stroke-dasharray: 2 6;
}

.sp-area {
  fill: url(#sparkFill);
  opacity: 0;
  transition: opacity 0.9s var(--ease) 1s;
}

.sp-line {
  fill: none;
  stroke: url(#sparkLine);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 100;
  stroke-dashoffset: 100;
  transition: stroke-dashoffset 1.5s var(--ease) 0.15s;
  filter: drop-shadow(0 0 6px rgba(62, 207, 178, 0.45));
}

.sp-dot {
  fill: var(--teal-bright);
  opacity: 0;
  transform: scale(0.3);
  transform-box: fill-box;
  transform-origin: center;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.sp-d1 { transition-delay: 0.25s; }
.sp-d2 { transition-delay: 0.6s; }
.sp-d3 { transition-delay: 0.95s; }
.sp-d4 { transition-delay: 1.3s; }

.sp-halo {
  fill: none;
  stroke: var(--teal-bright);
  stroke-width: 1.2;
  opacity: 0;
  transform-box: fill-box;
  transform-origin: center;
}

.evidence-band.spark-on .sp-line {
  stroke-dashoffset: 0;
}

.evidence-band.spark-on .sp-area {
  opacity: 1;
}

.evidence-band.spark-on .sp-dot {
  opacity: 1;
  transform: scale(1);
}

.evidence-band.spark-on .sp-halo {
  animation: halo-ping 2.6s var(--ease) 1.8s infinite;
}

@keyframes halo-ping {
  0% {
    opacity: 0.75;
    transform: scale(1);
  }
  70%,
  100% {
    opacity: 0;
    transform: scale(3.2);
  }
}

.ev-src {
  grid-column: 1 / -1;
  border-top: 1px solid var(--line-soft);
  padding-top: 14px;
  font-size: 0.8rem;
  color: var(--faint);
}

.ev-src a {
  white-space: nowrap;
}

/* ---------- Bento (產品內容) ---------- */

.bento {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.b-card {
  grid-column: span 6;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 2.6vw, 28px);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.b-card:hover {
  transform: translateY(-3px);
  border-color: rgba(43, 187, 161, 0.42);
}

.b-card.b-7 {
  grid-column: span 7;
}

.b-card.b-5 {
  grid-column: span 5;
}

.b-label {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--teal-bright);
}

.b-card h3 {
  margin-top: 10px;
  font-size: 1.18rem;
}

.b-card > p {
  margin-top: 9px;
  color: var(--muted);
  font-size: 0.93rem;
}

.b-spec {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg-deep);
  padding: 6px;
}

.spec-row {
  display: grid;
  grid-template-columns: 14px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 9px 10px;
  border-radius: 7px;
}

.spec-row + .spec-row {
  border-top: 1px solid var(--line-soft);
}

.spec-row .dot {
  margin-top: 0;
}

.spec-row strong {
  font-size: 0.86rem;
  font-weight: 550;
  color: var(--ink-table);
  line-height: 1.5;
}

.spec-row em {
  font-style: normal;
  font-size: 0.74rem;
  color: var(--faint);
  white-space: nowrap;
  font-feature-settings: "tnum";
}

.spec-post {
  padding: 11px 12px;
}

.spec-post + .spec-post {
  border-top: 1px solid var(--line-soft);
}

.spec-post p {
  font-size: 0.85rem;
  color: var(--ink-table);
  line-height: 1.6;
}

.spec-post span {
  display: block;
  margin-top: 7px;
  font-size: 0.74rem;
  color: var(--faint);
}

.spec-post span b {
  color: var(--teal-bright);
  font-weight: 500;
}

.topic-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.topic-chips span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--panel-soft);
  font-size: 0.85rem;
  color: var(--ink-table);
}

.topic-chips b {
  color: var(--teal-bright);
  font-weight: 600;
}

.topic-chips .flat b {
  color: var(--faint);
}

.alert-spec {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--red);
  border-radius: 10px;
  background: var(--bg-deep);
  padding: 13px 15px;
}

.alert-spec > span {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--red);
}

.alert-spec strong {
  display: block;
  margin-top: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-strong);
  line-height: 1.5;
}

.alert-spec .f-tags {
  margin-top: 10px;
}

/* ---------- Pipeline (運作方式) ---------- */

.pipe {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  position: relative;
}

.pipe::before {
  content: "";
  position: absolute;
  top: 27px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: repeating-linear-gradient(
    90deg,
    rgba(43, 187, 161, 0.38) 0 5px,
    transparent 5px 13px
  );
  animation: pipe-flow 0.9s linear infinite;
}

@keyframes pipe-flow {
  to {
    background-position-x: 13px;
  }
}

.pipe li {
  position: relative;
  text-align: center;
  padding: 0 8px;
}

.pipe-node {
  position: relative;
  z-index: 1;
  display: inline-grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: var(--panel-soft);
  border: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 650;
  font-feature-settings: "tnum";
  transition: border-color 0.45s var(--ease), color 0.45s var(--ease);
}

/* 進入視窗後節點依序亮起（AI 節點維持原有 teal 樣式） */
.pipe.in li:not(.pipe-ai) .pipe-node {
  border-color: var(--line-hover);
  color: var(--ink-strong);
}

.pipe.in li:nth-child(1) .pipe-node {
  transition-delay: 0.15s;
}

.pipe.in li:nth-child(2) .pipe-node {
  transition-delay: 0.45s;
}

.pipe.in li:nth-child(3) .pipe-node {
  transition-delay: 0.75s;
}

.pipe.in li:nth-child(4) .pipe-node {
  transition-delay: 1.05s;
}

.pipe li.pipe-ai .pipe-node {
  border-radius: 50%;
  width: 60px;
  height: 60px;
  background: var(--teal-tint);
  border-color: rgba(43, 187, 161, 0.5);
  color: var(--teal-bright);
}

.pipe li.pipe-ai .pipe-node::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 50%;
  border: 1px solid var(--teal);
  animation: pulse-ring 2.6s var(--ease) infinite;
}

.pipe h3 {
  margin-top: 16px;
  font-size: 1.02rem;
}

.pipe p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.87rem;
  text-align: left;
}

.pipe-note {
  margin-top: 26px;
  text-align: center;
  color: var(--faint);
  font-size: 0.85rem;
}

/* ---------- Industries ---------- */

.ind-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.ind-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 2.6vw, 26px);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}

.ind-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-hover);
}

.ind-card h3 {
  font-size: 1.1rem;
}

.ind-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 13px 0 0;
  padding: 0;
  list-style: none;
}

.ind-tags li {
  font-size: 0.78rem;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 3px 9px;
  background: var(--panel-soft);
}

.ind-card > p {
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 0.9rem;
}

.ind-card > p b {
  color: var(--ink);
  font-weight: 600;
}

.ind-note {
  margin-top: 20px;
  color: var(--faint);
  font-size: 0.88rem;
  text-align: center;
}

/* ---------- Pricing ---------- */

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  align-items: stretch;
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 24px 24px;
}

.price-card.featured {
  border-color: rgba(43, 187, 161, 0.55);
  background: linear-gradient(180deg, rgba(23, 35, 31, 0.5), var(--panel) 42%);
}

.plan-flag {
  position: absolute;
  top: -11px;
  left: 22px;
  font-size: 0.72rem;
  font-weight: 650;
  color: var(--teal-ink);
  background: var(--teal);
  border-radius: 6px;
  padding: 3px 10px;
}

.plan-name {
  font-size: 1.05rem;
  font-weight: 650;
  color: var(--ink-strong);
  letter-spacing: 0.02em;
}

.plan-price {
  margin-top: 10px;
  font-size: 1.95rem;
  font-weight: 700;
  color: var(--ink-strong);
  font-feature-settings: "tnum";
  line-height: 1.1;
}

.plan-price span {
  font-size: 0.87rem;
  font-weight: 500;
  color: var(--faint);
  margin-left: 4px;
}

.price-card ul {
  list-style: none;
  margin: 18px 0 22px;
  padding: 0;
  flex: 1;
}

.price-card li {
  padding: 9px 0;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--line-soft);
}

.price-card li::before {
  content: "✓";
  color: var(--teal);
  font-weight: 700;
  margin-right: 9px;
}

.price-note {
  margin-top: 18px;
  text-align: center;
  color: var(--faint);
  font-size: 0.85rem;
}

/* ---------- Enterprise + contact ---------- */

.ent-band {
  margin-top: clamp(40px, 6vw, 56px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(26px, 4vw, 40px);
}

.ent-copy h3 {
  font-size: 1.3rem;
}

.ent-copy p {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.95rem;
}

.ent-points {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.ent-points li {
  padding: 7px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.ent-points li::before {
  content: "—";
  color: var(--teal);
  margin-right: 9px;
}

.contact-form .form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.contact-form label {
  display: block;
}

.contact-form label span {
  display: block;
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.92rem;
  color: var(--ink);
  background: var(--bg-deep);
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  padding: 11px 13px;
  transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.contact-form input:hover,
.contact-form textarea:hover {
  border-color: var(--line-hover);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px var(--teal-ring);
}

.contact-form textarea {
  resize: vertical;
  min-height: 96px;
}

.contact-form .full {
  margin-top: 12px;
}

.contact-form button {
  margin-top: 16px;
}

.form-note {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--faint);
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------- FAQ ---------- */

.faq-list {
  max-width: 820px;
}

.faq-list details {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 20px;
  transition: border-color 0.15s var(--ease);
}

.faq-list details + details {
  margin-top: 10px;
}

.faq-list details[open] {
  border-color: var(--line-hover);
}

.faq-list summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 17px 0;
  color: var(--ink-strong);
  font-size: 0.99rem;
  font-weight: 600;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  color: var(--faint);
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 1;
  transition: transform 0.2s var(--ease);
}

.faq-list details[open] summary::after {
  transform: rotate(45deg);
  color: var(--teal-bright);
}

.faq-list details p {
  padding: 0 0 18px;
  color: var(--muted);
  font-size: 0.93rem;
  max-width: 700px;
}

/* ---------- Final CTA / footer ---------- */

.final-cta {
  margin-top: clamp(72px, 10vw, 120px);
  padding: clamp(56px, 8vw, 88px) 20px;
  text-align: center;
  border-top: 1px solid var(--line-soft);
  background:
    radial-gradient(620px 300px at 50% 115%, rgba(43, 187, 161, 0.12), transparent 70%),
    var(--bg-deep);
}

.final-cta h1,
.final-cta h2 {
  font-size: clamp(1.5rem, 1.1rem + 1.9vw, 2.15rem);
  max-width: 640px;
  margin: 0 auto;
}

.final-cta .button {
  margin-top: 28px;
}

.final-cta .cta-helper {
  margin-top: 14px;
  color: var(--faint);
  font-size: 0.87rem;
}

.site-footer {
  border-top: 1px solid var(--line-soft);
  padding: 34px 20px 42px;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
}

.footer-links a {
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: var(--ink-strong);
}

.footer-legal {
  width: 100%;
  max-width: 860px;
  margin-top: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  color: var(--ghost);
  font-size: 0.78rem;
  line-height: 1.7;
}

/* ---------- Legal pages (privacy / terms, dark) ---------- */

.legal-hero {
  padding: clamp(64px, 9vw, 104px) 20px 0;
}

.legal-hero .inner {
  max-width: 820px;
}

.legal-hero h1 {
  margin-top: 14px;
  font-size: clamp(1.7rem, 1.2rem + 2vw, 2.4rem);
}

.legal-hero .lead {
  margin-top: 18px;
  color: var(--muted);
  font-size: 1.02rem;
}

.legal-hero .eff-date {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--faint);
}

.legal-body {
  max-width: 820px;
  margin: 0 auto;
  padding: clamp(30px, 5vw, 48px) 20px clamp(56px, 8vw, 88px);
}

.legal-body h2 {
  margin: 30px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line-soft);
  font-size: 1.14rem;
}

.legal-body h2:first-of-type {
  border-top: 0;
  padding-top: 0;
  margin-top: 4px;
}

.legal-body p {
  margin-top: 12px;
  color: var(--ink-table);
  font-size: 0.96rem;
  line-height: 1.78;
}

.legal-body ul {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.legal-body li {
  position: relative;
  padding: 6px 0 6px 20px;
  color: var(--ink-table);
  font-size: 0.95rem;
  line-height: 1.7;
}

.legal-body li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 15px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal);
}

.legal-body strong {
  color: var(--ink-strong);
  font-weight: 650;
}

.legal-body .subtle {
  color: var(--faint);
  font-size: 0.86rem;
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.9rem;
  color: var(--muted);
}

.legal-back:hover {
  color: var(--ink-strong);
}

/* ---------- Reveal on scroll ---------- */

.rv {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}

.rv.in {
  opacity: 1;
  transform: none;
}

/* ---------- Responsive ---------- */

@media (max-width: 1020px) {
  .nav-links,
  .nav-actions .login-link {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  body.nav-open .nav-links {
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    background: rgba(20, 24, 29, 0.97);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 10px;
    margin-left: 0;
  }

  .nav-bar {
    position: relative;
  }

  body.nav-open .nav-links a {
    padding: 12px 14px;
  }

  .console-body {
    grid-template-columns: 1fr;
  }

  .console-filter {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .q-layout,
  .why-grid,
  .about-two-column,
  .about-list-block,
  .ent-band {
    grid-template-columns: 1fr;
  }

  .about-hero-summary {
    max-width: 760px;
    padding-bottom: 0;
  }

  .about-proof-list {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .about-proof-list article:nth-child(-n + 2) {
    border-top: 1px solid var(--line-soft);
  }

  .about-proof-list article:first-child {
    border-top: 0;
  }

  .q-list {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 6px;
    gap: 8px;
  }

  .q-list button {
    grid-template-columns: auto;
    white-space: nowrap;
    padding: 10px 15px;
    border: 1px solid var(--line);
    border-radius: 999px;
    flex: 0 0 auto;
  }

  .q-list button span {
    display: none;
  }

  .q-list button.is-active {
    border-color: rgba(43, 187, 161, 0.5);
    background: var(--teal-tint);
  }

  .price-grid {
    grid-template-columns: 1fr;
    max-width: 460px;
    margin: 0 auto;
  }

  .pipe {
    grid-template-columns: 1fr 1fr;
    gap: 28px 18px;
  }

  .pipe::before {
    display: none;
  }
}

@media (max-width: 720px) {
  .nav-shell {
    padding: 8px 10px 4px;
  }

  .nav-bar {
    display: flex;
    align-items: center;
    width: calc(100vw - 20px);
    max-width: calc(100vw - 20px);
    gap: 12px;
    padding: 9px 58px 9px 10px;
    justify-content: space-between;
  }

  .brand {
    flex: 1 1 auto;
    max-width: calc(100vw - 92px);
    min-width: 0;
  }

  .nav-toggle {
    display: flex;
    position: fixed;
    top: 17px;
    right: auto;
    left: min(calc(100vw - 60px), 330px);
    z-index: 90;
    flex: 0 0 40px;
    margin-left: 0;
  }

  .nav-links {
    grid-column: 1 / -1;
  }

  .brand strong,
  .brand small {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .console-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .nav-actions {
    display: none;
  }

  .console-metrics > div:nth-child(2) {
    border-right: 0;
  }

  .console-metrics > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line-soft);
  }

  .b-card,
  .b-card.b-7,
  .b-card.b-5 {
    grid-column: span 12;
  }

  .ind-grid {
    grid-template-columns: 1fr;
  }

  .pipe {
    grid-template-columns: 1fr;
  }

  .pipe li {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 0 16px;
    text-align: left;
  }

  .pipe h3 {
    margin-top: 6px;
  }

  .pipe p {
    grid-column: 2;
  }

  .contact-form .form-grid {
    grid-template-columns: 1fr;
  }

  .c-row > em {
    display: none;
  }

  .hero h1 br {
    display: none;
  }

  .evidence-band {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .ev-spark {
    justify-self: start;
    max-width: 260px;
    height: 90px;
  }

  .hero-actions .button {
    width: 100%;
    max-width: 320px;
  }

  .about-shell {
    width: calc(100vw - 32px);
    max-width: calc(100vw - 32px);
    margin-left: 16px;
    margin-right: 16px;
  }

  .about-page-hero {
    padding-top: 56px;
  }

  .about-hero-copy h1 {
    width: min(330px, calc(100vw - 32px));
    font-size: clamp(1.86rem, 8.4vw, 2.18rem);
    max-width: min(330px, calc(100vw - 32px));
    line-break: anywhere;
    word-break: break-all;
    overflow-wrap: anywhere;
  }

  .about-section-head h2 {
    line-break: anywhere;
    word-break: break-word;
    overflow-wrap: anywhere;
  }

  .about-hero-summary p,
  .about-copy p {
    width: min(330px, calc(100vw - 32px));
    font-size: 1rem;
    max-width: min(330px, calc(100vw - 32px));
    overflow-wrap: anywhere;
  }

  .about-hero-summary,
  .about-copy,
  .about-section-head,
  .about-list-block,
  .about-proof-list,
  .about-principle-list {
    max-width: min(330px, calc(100vw - 32px));
  }

  .about-list-block li {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 12px;
  }

  .about-principle-list article {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 14px;
  }

  .about-final-cta .button {
    width: 100%;
    max-width: 340px;
  }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .console-scan,
  .live-pill i::after,
  .pipe li.pipe-ai .pipe-node::after {
    display: none;
  }

  .sp-line {
    stroke-dashoffset: 0;
    transition: none;
  }

  .sp-area {
    opacity: 1;
    transition: none;
  }

  .sp-dot {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .evidence-band.spark-on .sp-halo {
    animation: none;
  }

  .radar-sweep {
    display: none;
  }

  .radar-ping {
    animation: none;
    opacity: 0.75;
    transform: none;
  }

  .pipe::before {
    animation: none;
  }

  .pipe-node {
    transition: none;
  }

  .console-report.boot-prep .c-row,
  .console-report.boot .c-row {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .console-report .c-title::after {
    display: none;
  }

  .rv {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .q-panel.is-active {
    animation: none;
  }

  .b-card:hover,
  .ind-card:hover,
  .button-primary:hover {
    transform: none;
  }
}

/* ============================================================
   Decision 209 — founder-selected landing first viewport
   Faithful production rebuild of landing-1r-beauty.png.
   ============================================================ */

.launch-header {
  height: 72px;
  border-bottom: 1px solid var(--line-soft);
  background: #0e1114;
}

.launch-nav {
  width: min(1320px, calc(100% - 64px));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 28px;
}

.launch-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  flex: 0 0 auto;
  color: var(--ink-strong);
}

.launch-brand-mark {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(43, 187, 161, 0.45);
  background: var(--teal-tint);
  border-radius: 7px;
  display: grid;
  place-items: center;
}

.launch-brand-mark img {
  width: 25px;
  height: 25px;
}

.launch-brand-copy {
  display: grid;
  gap: 1px;
}

.launch-brand-copy strong {
  color: var(--ink-strong);
  font-size: 15px;
  line-height: 1.1;
  font-weight: 650;
}

.launch-brand-copy small {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
}

.launch-nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
}

.launch-nav-links a {
  color: var(--muted);
}

.launch-nav-links a:hover,
.launch-nav-links a:focus-visible {
  color: var(--ink);
}

.launch-nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.launch-login {
  color: var(--ink-table);
  border-left: 1px solid var(--line-soft);
  padding-left: 24px;
}

.launch-sample-link {
  min-height: 39px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line-strong);
  background: var(--panel);
  color: var(--ink-strong);
  padding: 0 14px;
  border-radius: 7px;
  font-weight: 600;
}

.launch-nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  padding: 10px;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: transparent;
}

.launch-nav-toggle > span:not(.sr-only) {
  display: block;
  height: 1px;
  margin: 5px 0;
  background: var(--ink-table);
}

.launch-hero {
  min-height: calc(100vh - 72px);
  background: var(--bg);
  overflow: hidden;
}

.launch-hero-grid {
  width: min(1320px, calc(100% - 64px));
  min-height: 820px;
  margin: 0 auto;
  padding: 54px 0 78px;
  display: grid;
  grid-template-columns: minmax(430px, 0.88fr) minmax(600px, 1.12fr);
  gap: 66px;
  align-items: center;
}

.launch-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-table);
  font-size: 12px;
  letter-spacing: 0.03em;
}

.launch-eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
}

.launch-hero-copy h1 {
  margin: 22px 0;
  color: var(--ink-strong);
  font-size: clamp(40px, 4.1vw, 62px);
  line-height: 1.08;
  letter-spacing: -0.035em;
  font-weight: 650;
}

.launch-hero-copy h1 span {
  color: var(--teal-bright);
}

.launch-lead {
  max-width: 535px;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.launch-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.launch-cta {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 20px;
  border: 1px solid var(--line-strong);
  border-radius: 7px;
  background: var(--panel-soft);
  color: var(--ink-strong);
  font-weight: 650;
}

.launch-cta:hover,
.launch-cta:focus-visible {
  border-color: var(--muted);
}

.launch-cta-primary {
  border-color: var(--teal);
  background: var(--teal);
  color: var(--teal-ink);
}

.launch-cta-primary:hover,
.launch-cta-primary:focus-visible {
  border-color: var(--teal-bright);
  background: var(--teal-bright);
}

.launch-trust {
  margin-top: 22px;
  display: flex;
  gap: 22px;
  color: var(--muted);
  font-size: 12px;
}

.launch-trust span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.launch-trust i {
  color: var(--teal-bright);
}

.launch-workspace-stage {
  min-width: 0;
  padding-top: 40px;
}

.launch-workspace-label {
  height: 28px;
  margin: -40px 0 12px;
  color: var(--faint);
  font-size: 10px;
  line-height: 28px;
  text-align: right;
  letter-spacing: 0.14em;
}

.launch-workspace {
  min-height: 548px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

.launch-workspace-top {
  min-height: 48px;
  padding: 0 17px;
  border-bottom: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  gap: 15px;
  background: #101418;
}

.launch-workspace-top strong {
  color: var(--ink-strong);
  font-size: 13px;
  font-weight: 650;
}

.launch-mode-badge {
  padding: 3px 7px;
  border: 1px solid rgba(43, 187, 161, 0.38);
  border-radius: 5px;
  background: var(--teal-tint);
  color: var(--teal-bright);
  font-size: 11px;
  font-weight: 600;
}

.launch-workspace-truth {
  margin-left: auto;
  color: var(--muted);
  font-size: 11px;
}

.launch-sample-tabs {
  display: flex;
  border-bottom: 1px solid var(--line-soft);
  background: var(--panel);
}

.launch-sample-tabs button {
  appearance: none;
  padding: 12px 17px 10px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.launch-sample-tabs button[aria-selected="true"] {
  border-bottom-color: var(--teal);
  color: var(--ink-strong);
}

.launch-filter-toolbar {
  min-height: 42px;
  padding: 0 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--line-soft);
  background: #101418;
}

.launch-filter-toolbar span {
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--panel);
  color: var(--ink-table);
  font-size: 10px;
}

.launch-filter-toolbar span:last-child {
  margin-left: auto;
}

.launch-confirmed-feed {
  min-height: 407px;
  display: grid;
  grid-template-columns: 148px minmax(0, 1fr);
}

.launch-keyword-rail {
  padding: 14px 10px;
  border-right: 1px solid var(--line-soft);
  background: #101418;
}

.launch-keyword-rail p {
  padding: 0 8px 9px;
  color: var(--muted);
  font-size: 10px;
}

.launch-keyword-rail > span {
  width: 100%;
  display: block;
  padding: 9px 8px;
  border-left: 2px solid transparent;
  color: var(--ink-table);
  font-size: 11px;
}

.launch-keyword-rail > span strong {
  float: right;
  color: var(--muted);
  font-weight: 500;
}

.launch-keyword-rail > span small {
  display: block;
  margin-top: 2px;
  color: var(--faint);
  font-size: 9px;
}

.launch-keyword-rail > span[aria-current="true"] {
  border-left-color: var(--teal);
  background: rgba(43, 187, 161, 0.08);
  color: var(--teal-bright);
}

.launch-post-stream {
  min-width: 0;
  padding: 0 15px;
}

.launch-post-stream-head {
  min-height: 46px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line-soft);
}

.launch-post-stream-head strong {
  color: var(--ink-strong);
  font-size: 13px;
}

.launch-post-stream-head span {
  margin-left: auto;
  color: var(--muted);
  font-size: 10px;
}

.launch-source-post {
  padding: 13px 0;
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) 68px;
  gap: 10px;
  border-bottom: 1px solid var(--line-soft);
}

.launch-source-mark {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
}

.launch-source-mark img {
  width: 18px;
  height: 18px;
}

.launch-source-mark i {
  color: var(--ink-table);
  font-size: 16px;
}

.launch-post-copy {
  min-width: 0;
}

.launch-post-byline {
  color: var(--ink-strong);
  font-size: 10px;
  font-weight: 600;
}

.launch-post-byline time {
  margin-left: 5px;
  color: var(--muted);
  font-weight: 400;
}

.launch-post-copy p {
  margin: 4px 0 7px;
  color: var(--ink-table);
  font-size: 11px;
  line-height: 1.55;
}

.launch-post-tag {
  display: inline-flex;
  padding: 2px 5px;
  border: 1px solid rgba(43, 187, 161, 0.45);
  border-radius: 4px;
  color: var(--teal-bright);
  font-size: 9px;
}

.launch-post-stats {
  color: var(--muted);
  font-size: 9px;
  line-height: 1.65;
  text-align: right;
}

.launch-post-stats strong {
  display: block;
  color: var(--ink-strong);
  font-size: 13px;
  font-weight: 600;
}

.launch-report-preview {
  min-height: 407px;
  padding: 0 16px 14px;
}

.launch-report-intro {
  min-height: 48px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 10px;
}

.launch-report-intro span:last-child {
  margin-left: auto;
}

.launch-report-timeline {
  padding-top: 14px;
  display: grid;
  grid-template-columns: 104px 18px minmax(0, 1fr);
}

.launch-report-date {
  padding-top: 3px;
  color: var(--ink-table);
  font-size: 10px;
  line-height: 1.45;
}

.launch-report-date strong {
  display: block;
  color: var(--ink-strong);
  font-size: 11px;
  font-weight: 550;
}

.launch-timeline-line {
  position: relative;
  border-left: 1px solid var(--line-strong);
}

.launch-timeline-line span {
  position: absolute;
  top: 5px;
  left: -5px;
  width: 9px;
  height: 9px;
  border: 2px solid var(--teal);
  border-radius: 50%;
  background: var(--panel);
}

.launch-report-entry {
  padding-left: 9px;
}

.launch-report-entry h2 {
  margin: 0 0 4px;
  color: var(--ink-strong);
  font-size: 14px;
}

.launch-published {
  color: var(--teal-bright);
  font-size: 10px;
}

.launch-published::before {
  content: "";
  width: 6px;
  height: 6px;
  margin-right: 5px;
  display: inline-block;
  border-radius: 50%;
  background: var(--teal);
}

.launch-report-entry p {
  margin: 9px 0;
  color: var(--ink-table);
  font-size: 11px;
  line-height: 1.6;
}

.launch-report-facts {
  padding: 9px 0;
  display: flex;
  gap: 14px;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 9px;
}

.launch-report-actions {
  padding-top: 11px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.launch-report-actions a {
  padding: 6px 9px;
  border: 1px solid var(--teal);
  border-radius: 5px;
  color: var(--teal-bright);
  font-size: 10px;
}

.launch-report-actions span {
  color: var(--muted);
  font-size: 9px;
}

.launch-workspace-meta {
  margin-top: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 11px;
}

.launch-workspace-meta span:last-child {
  margin-left: auto;
}

@media (max-width: 1120px) {
  .launch-nav-links {
    gap: 16px;
  }

  .launch-hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 48px;
  }

  .launch-hero-copy {
    max-width: 680px;
  }
}

@media (max-width: 860px) {
  .launch-nav {
    position: relative;
    width: calc(100% - 36px);
  }

  .launch-nav-toggle {
    display: block;
  }

  .launch-nav-links,
  .launch-nav-actions {
    display: none;
  }

  .nav-open .launch-nav-links,
  .nav-open .launch-nav-actions {
    position: absolute;
    z-index: 20;
    left: 0;
    right: 0;
    display: grid;
    background: #101418;
  }

  .nav-open .launch-nav-links {
    top: 72px;
    gap: 0;
    padding: 12px 18px 0;
    border: 1px solid var(--line);
    border-bottom: 0;
  }

  .nav-open .launch-nav-links a {
    min-height: 44px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--line-soft);
  }

  .nav-open .launch-nav-actions {
    top: 260px;
    grid-template-columns: 1fr 1fr;
    padding: 12px 18px 18px;
    border: 1px solid var(--line);
    border-top: 0;
  }

  .nav-open .launch-login {
    min-height: 39px;
    display: flex;
    align-items: center;
    border-left: 0;
    padding-left: 0;
  }

  .launch-hero-grid {
    width: calc(100% - 36px);
  }
}

@media (max-width: 680px) {
  .launch-brand-copy small,
  .launch-workspace-label {
    display: none;
  }

  .launch-hero-grid {
    padding: 42px 0 64px;
  }

  .launch-hero-copy h1 {
    font-size: clamp(38px, 11vw, 50px);
  }

  .launch-workspace-stage {
    padding-top: 0;
  }

  .launch-workspace-top {
    padding: 10px 13px;
    flex-wrap: wrap;
  }

  .launch-workspace-truth {
    width: 100%;
    margin-left: 0;
  }

  .launch-filter-toolbar {
    padding: 8px 10px;
    flex-wrap: wrap;
  }

  .launch-filter-toolbar span:last-child {
    margin-left: 0;
  }

  .launch-confirmed-feed {
    grid-template-columns: 1fr;
  }

  .launch-keyword-rail {
    display: none;
  }

  .launch-report-intro span:last-child,
  .launch-post-stream-head span {
    display: none;
  }

  .launch-report-timeline {
    grid-template-columns: 76px 14px minmax(0, 1fr);
  }

  .launch-report-facts {
    flex-wrap: wrap;
  }

  .launch-workspace-meta {
    flex-wrap: wrap;
  }

  .launch-workspace-meta span:last-child {
    margin-left: 0;
  }
}

@media (max-width: 480px) {
  .launch-brand-mark {
    width: 30px;
    height: 30px;
  }

  .launch-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .launch-cta {
    width: 100%;
  }

  .launch-trust {
    flex-wrap: wrap;
  }

  .launch-source-post {
    grid-template-columns: 28px minmax(0, 1fr);
  }

  .launch-post-stats {
    display: none;
  }

  .launch-post-byline time {
    display: block;
    margin-left: 0;
  }

  .launch-report-timeline {
    grid-template-columns: 1fr;
  }

  .launch-report-date,
  .launch-timeline-line {
    display: none;
  }

  .launch-report-entry {
    padding-left: 0;
  }
}