:root {
  color-scheme: light dark;
  --ink: #102421;
  --muted: #5f706c;
  --line: rgba(16, 36, 33, 0.1);
  --paper: #fbfaf5;
  --paper-strong: #eef8f4;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-solid: #ffffff;
  --panel-soft: #e8f5f2;
  --accent: #0f766e;
  --accent-dark: #0b504b;
  --accent-soft: #d8f4ef;
  --warning: #9a5a18;
  --shadow: 0 24px 70px rgba(16, 36, 33, 0.09);
  --shadow-strong: 0 34px 100px rgba(16, 36, 33, 0.16);
  --radius: 22px;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 10%, rgba(15, 118, 110, 0.12), transparent 24rem),
    radial-gradient(circle at 86% 4%, rgba(154, 90, 24, 0.08), transparent 24rem),
    linear-gradient(180deg, var(--paper) 0%, #f6fbf8 42%, var(--paper) 100%);
}

body::after {
  position: fixed;
  inset: auto -12vw 10vh auto;
  z-index: -2;
  width: 42vw;
  height: 42vw;
  pointer-events: none;
  content: "";
  background: radial-gradient(circle, rgba(18, 143, 134, 0.18), transparent 64%);
  filter: blur(18px);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.78), transparent 58%);
}

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

img {
  max-width: 100%;
}

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

.page {
  min-height: 100dvh;
  overflow-x: hidden;
}

.nav {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  width: 100%;
  min-height: 78px;
  margin: 0 auto;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  background: rgba(255, 255, 255, 0.94);
  border: 0;
  border-bottom: 1px solid rgba(16, 36, 33, 0.08);
  border-radius: 0;
  box-shadow: 0 14px 34px rgba(16, 36, 33, 0.07);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-size: 15px;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: #fff;
  background: linear-gradient(145deg, var(--accent-dark), var(--accent));
  border-radius: 999px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
  white-space: nowrap;
}

.nav-links a {
  transition: color 0.18s ease;
}

.nav-links a:hover {
  color: var(--accent-dark);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  color: #fff;
  font: inherit;
  font-weight: 900;
  white-space: nowrap;
  cursor: pointer;
  background: var(--accent);
  border: 0;
  border-radius: 999px;
  box-shadow: 0 16px 34px rgba(18, 143, 134, 0.24);
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.nav-cta:hover,
.button:hover {
  background: var(--accent-dark);
  box-shadow: 0 20px 46px rgba(18, 143, 134, 0.3);
  transform: translateY(-2px);
}

.nav-cta:active,
.button:active {
  transform: translateY(1px);
}

.button.secondary {
  color: var(--accent-dark);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(18, 143, 134, 0.22);
  box-shadow: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(390px, 0.82fr);
  gap: clamp(44px, 6vw, 86px);
  align-items: center;
  width: min(calc(100% - 48px), 1180px);
  margin: 0 auto;
  padding: 142px 0 104px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.eyebrow {
  width: fit-content;
  margin: 0 0 22px;
  padding: 8px 13px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: -0.01em;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(18, 143, 134, 0.16);
  border-radius: 999px;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(43px, 5vw, 66px);
  font-weight: 950;
  line-height: 1.03;
  letter-spacing: -0.062em;
}

.lead {
  max-width: 610px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: clamp(17px, 1.5vw, 20px);
  line-height: 1.7;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -8px 0 28px;
}

.hero-badges span {
  padding: 10px 13px;
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 900;
  background: rgba(216, 244, 239, 0.72);
  border: 1px solid rgba(18, 143, 134, 0.14);
  border-radius: 999px;
}

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

.hero-panel {
  width: 100%;
  padding: 24px;
  color: #effffb;
  text-align: left;
  background:
    radial-gradient(circle at 100% 0%, rgba(216, 244, 239, 0.18), transparent 16rem),
    linear-gradient(145deg, rgba(8, 40, 37, 0.98), rgba(13, 77, 70, 0.96));
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 34px;
  box-shadow: var(--shadow-strong);
}

.action-board {
  position: relative;
  display: grid;
  gap: 18px;
  overflow: hidden;
}

.board-top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 2px 0;
}

.board-top span {
  color: #9ddbd4;
  font-size: 13px;
  font-weight: 900;
}

.board-top strong {
  max-width: 360px;
  color: #fff;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.052em;
}

.scenario-picker {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.scenario-tab {
  min-height: 40px;
  padding: 0 12px;
  color: #d5ebe8;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.scenario-tab:hover {
  transform: translateY(-1px);
}

.scenario-tab.is-active {
  color: #082a27;
  background: #d8fff8;
  border-color: #d8fff8;
}

.diagnosis-output {
  display: grid;
  gap: 12px;
  min-height: 208px;
  padding: 26px;
  align-content: center;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.06)),
    rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
}

.diagnosis-output p {
  margin: 0;
  color: #a9dfd8;
  font-weight: 900;
}

.diagnosis-output strong {
  max-width: 520px;
  color: #fff;
  font-size: clamp(25px, 2.5vw, 34px);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.diagnosis-output span {
  max-width: 580px;
  color: #cbe4e0;
  font-size: 16px;
  line-height: 1.68;
}

.diagnosis-output.pulse {
  animation: boardPulse 0.5s ease;
}

.task-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.task-stack article {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 8px;
  min-height: 78px;
  padding: 16px;
  align-content: start;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
}

.task-stack span {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  color: #082a27;
  font-size: 12px;
  font-weight: 900;
  background: #d8fff8;
  border-radius: 999px;
}

.task-stack b {
  color: #fff;
  font-size: 16px;
}

.task-stack small {
  color: #bdd8d5;
  line-height: 1.45;
  grid-column: 2;
}

.board-button {
  width: 100%;
  color: #082a27;
  background: #d8fff8;
  box-shadow: 0 16px 38px rgba(216, 255, 248, 0.16);
}

.board-button:hover {
  color: #082a27;
  background: #c5f5ef;
}

@keyframes boardPulse {
  0% {
    transform: scale(0.99);
    box-shadow: 0 0 0 rgba(216, 255, 248, 0);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(216, 255, 248, 0.11);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 rgba(216, 255, 248, 0);
  }
}

.section {
  width: min(calc(100% - 48px), 1120px);
  margin: 0 auto;
  padding: 90px 0;
}

.lead-strip {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  gap: 16px;
  width: min(calc(100% - 48px), 1180px);
  margin: -44px auto 24px;
  position: relative;
  z-index: 2;
}

.lead-strip article {
  position: relative;
  min-height: 166px;
  padding: 26px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(18, 143, 134, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.lead-strip article::after {
  position: absolute;
  right: -36px;
  bottom: -44px;
  width: 120px;
  height: 120px;
  content: "";
  background: radial-gradient(circle, rgba(18, 143, 134, 0.16), transparent 68%);
}

.lead-strip span {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 18px;
  place-items: center;
  color: var(--accent-dark);
  font-weight: 950;
  background: var(--accent-soft);
  border-radius: 999px;
}

.lead-strip strong {
  display: block;
  margin-bottom: 10px;
  font-size: 20px;
  letter-spacing: -0.03em;
}

.lead-strip p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.brand-proof {
  display: grid;
  gap: 22px;
  padding-top: 64px;
}

.brand-proof-head {
  max-width: 980px;
}

.brand-proof-head h2 {
  max-width: 940px;
}

.brand-proof-head p {
  max-width: 860px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.brand-proof-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.brand-proof-stats article {
  min-height: 146px;
  padding: 24px;
  background:
    radial-gradient(circle at 88% 10%, rgba(12, 167, 154, 0.12), transparent 9rem),
    rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(18, 143, 134, 0.13);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.brand-proof-stats strong {
  display: block;
  margin-bottom: 14px;
  color: var(--ink);
  font-size: clamp(30px, 3vw, 46px);
  line-height: 1;
  letter-spacing: -0.055em;
}

.brand-proof-stats span {
  color: var(--muted);
  line-height: 1.6;
}

.brand-proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.brand-proof-grid article {
  min-height: 228px;
  padding: 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.brand-proof-grid article:first-child {
  color: #f2fffc;
  background:
    radial-gradient(circle at 86% 14%, rgba(216, 244, 239, 0.18), transparent 13rem),
    linear-gradient(145deg, #083d38, #08766d);
  border-color: rgba(255, 255, 255, 0.12);
}

.brand-proof-grid span {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 8px 11px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 900;
  background: var(--accent-soft);
  border-radius: 999px;
}

.brand-proof-grid article:first-child span {
  color: #083d38;
  background: #d8fff8;
}

.brand-proof-grid h3 {
  margin: 0 0 14px;
  color: inherit;
  font-size: 25px;
  line-height: 1.18;
  letter-spacing: -0.045em;
}

.brand-proof-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.68;
}

.brand-proof-grid article:first-child p {
  color: #cde3df;
}

.product-proof {
  display: grid;
  gap: 24px;
  width: min(calc(100% - 48px), 1180px);
  padding-top: 42px;
}

.product-proof-head {
  max-width: 880px;
}

.product-proof-head h2 {
  max-width: 860px;
}

.product-proof-head p {
  max-width: 780px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.product-proof-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.75fr);
  gap: 18px;
  align-items: stretch;
}

.product-screen-card {
  position: relative;
  min-height: 500px;
  padding: 30px;
  overflow: hidden;
  color: #f5fffd;
  background:
    radial-gradient(circle at 86% 18%, rgba(216, 255, 248, 0.24), transparent 16rem),
    linear-gradient(135deg, #07332f 0%, #07564f 48%, #0b8f84 100%);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  box-shadow: 0 34px 88px rgba(8, 61, 56, 0.22);
}

.product-screen-card::after {
  position: absolute;
  right: -120px;
  bottom: -130px;
  width: 360px;
  height: 360px;
  content: "";
  background: radial-gradient(circle, rgba(216, 255, 248, 0.22), transparent 68%);
}

.product-screen-card > span {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 8px 12px;
  color: #08413c;
  font-size: 13px;
  font-weight: 950;
  background: #d8fff8;
  border-radius: 999px;
}

.product-screen-card h3 {
  max-width: 600px;
  margin: 0 0 12px;
  font-size: clamp(28px, 3.1vw, 42px);
  line-height: 1.08;
  letter-spacing: -0.052em;
}

.product-screen-card p {
  max-width: 660px;
  margin: 0;
  color: rgba(239, 255, 252, 0.76);
  font-size: 17px;
  line-height: 1.72;
}

.product-screen {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 14px;
  margin-top: 28px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: calc(var(--radius) + 8px);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.screen-sidebar,
.screen-main {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 22px;
  box-shadow: 0 18px 46px rgba(3, 45, 41, 0.16);
}

.screen-sidebar {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 16px;
  color: #0b2926;
}

.screen-sidebar b {
  margin-bottom: 4px;
  color: var(--accent-dark);
  font-size: 15px;
}

.screen-sidebar span {
  padding: 9px 12px;
  color: #526762;
  font-size: 14px;
  font-weight: 800;
  background: rgba(235, 247, 246, 0.82);
  border-radius: 14px;
}

.screen-sidebar span.active {
  color: #ffffff;
  background: var(--accent);
}

.screen-main {
  display: grid;
  gap: 14px;
  min-width: 0;
  padding: 18px;
}

.screen-topline {
  display: flex;
  gap: 12px;
  align-items: baseline;
  justify-content: space-between;
  color: #102a27;
}

.screen-topline strong {
  font-size: 24px;
  letter-spacing: -0.04em;
}

.screen-topline small {
  color: #69807b;
  font-weight: 800;
}

.screen-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.screen-metrics span,
.screen-nodes i {
  display: grid;
  min-width: 0;
  padding: 13px;
  color: #103330;
  background: #f4fbfa;
  border: 1px solid rgba(8, 143, 132, 0.1);
  border-radius: 16px;
}

.screen-metrics b {
  color: var(--ink);
  font-size: 28px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.screen-metrics small {
  margin-top: 8px;
  color: #6a7f7a;
  font-weight: 800;
}

.screen-nodes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.screen-nodes i {
  min-height: 58px;
  place-items: center;
  font-style: normal;
  font-weight: 900;
}

.product-proof-list {
  display: grid;
  gap: 14px;
}

.product-proof-list article {
  position: relative;
  min-height: 154px;
  padding: 22px;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(239, 252, 250, 0.92)),
    var(--panel);
  border: 1px solid rgba(18, 143, 134, 0.13);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.product-proof-list article::after {
  position: absolute;
  right: -34px;
  bottom: -44px;
  width: 118px;
  height: 118px;
  content: "";
  background: radial-gradient(circle, rgba(18, 143, 134, 0.16), transparent 68%);
}

.product-proof-list strong {
  display: block;
  margin-bottom: 12px;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.18;
  letter-spacing: -0.04em;
}

.product-proof-list p {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--muted);
  line-height: 1.68;
}

.hero-proof {
  padding-top: 12px;
}

.section h2 {
  max-width: 780px;
  margin-bottom: 16px;
  font-size: clamp(31px, 4vw, 48px);
  font-weight: 950;
  line-height: 1.12;
  letter-spacing: -0.052em;
}

.section-intro {
  max-width: 720px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
}

.purchase-section {
  padding-top: 78px;
}

.purchase-head {
  max-width: 1180px;
  margin-bottom: 22px;
}

.purchase-head h2 {
  max-width: 1180px;
  font-size: clamp(34px, 3.25vw, 48px);
  letter-spacing: -0.048em;
}

.purchase-head p {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.purchase-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 16px;
}

.purchase-grid article {
  grid-column: span 4;
  min-height: 188px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.purchase-grid article:nth-child(1),
.purchase-grid article:nth-child(2) {
  grid-column: span 6;
  color: #f2fffc;
  background:
    radial-gradient(circle at 88% 12%, rgba(216, 244, 239, 0.18), transparent 13rem),
    linear-gradient(145deg, rgba(9, 48, 44, 0.99), rgba(9, 67, 62, 0.96));
  border-color: rgba(255, 255, 255, 0.12);
}

.purchase-grid article:nth-child(6) {
  grid-column: span 8;
}

.purchase-grid strong {
  display: block;
  margin-bottom: 16px;
  font-size: 23px;
  line-height: 1.18;
  letter-spacing: -0.04em;
}

.purchase-grid p {
  color: var(--muted);
  line-height: 1.65;
}

.purchase-grid article:nth-child(1) p,
.purchase-grid article:nth-child(2) p {
  color: #cde3df;
}

.service-depth {
  display: grid;
  gap: 28px;
}

.depth-head {
  max-width: 820px;
}

.depth-head p,
.delivery-copy p {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.depth-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.95fr 0.95fr;
  gap: 16px;
  align-items: stretch;
}

.depth-card {
  display: grid;
  min-height: 212px;
  padding: 24px;
  align-content: start;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.depth-card span {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 18px;
  padding: 8px 11px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 900;
  background: var(--panel-soft);
  border-radius: 999px;
}

.depth-card h3 {
  margin-bottom: 12px;
  font-size: 24px;
  line-height: 1.18;
  letter-spacing: -0.04em;
}

.depth-card p {
  color: var(--muted);
  line-height: 1.65;
}

.tall-card {
  grid-row: span 2;
  color: #f2fffc;
  background:
    radial-gradient(circle at 88% 10%, rgba(216, 244, 239, 0.18), transparent 16rem),
    linear-gradient(145deg, rgba(8, 40, 37, 0.98), rgba(13, 77, 70, 0.96));
  border-color: rgba(255, 255, 255, 0.12);
}

.tall-card span {
  color: #d8fff8;
  background: rgba(255, 255, 255, 0.1);
}

.tall-card h3 {
  color: #fff;
  font-size: clamp(32px, 3.4vw, 44px);
}

.tall-card p {
  color: #cde3df;
  font-size: 18px;
}

.delivery-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 24px;
  align-items: start;
}

.delivery-copy {
  position: sticky;
  top: 104px;
}

.delivery-list {
  display: grid;
  gap: 12px;
}

.delivery-list article {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.delivery-list strong {
  color: var(--accent-dark);
  font-size: 20px;
  line-height: 1.2;
}

.delivery-list span {
  color: var(--muted);
  line-height: 1.65;
}

.public-cases,
.pricing-section {
  display: grid;
  gap: 26px;
}

.case-head,
.pricing-head {
  max-width: 820px;
}

.case-head p,
.pricing-head p {
  max-width: 760px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.case-grid,
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.case-grid article,
.pricing-grid article {
  display: grid;
  min-height: 280px;
  padding: 26px;
  align-content: start;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.case-grid span,
.pricing-grid span {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 18px;
  padding: 8px 11px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 900;
  background: var(--panel-soft);
  border-radius: 999px;
}

.case-grid h3,
.pricing-grid strong {
  margin-bottom: 12px;
  font-size: 24px;
  line-height: 1.18;
  letter-spacing: -0.04em;
}

.case-grid p,
.pricing-grid p {
  color: var(--muted);
  line-height: 1.65;
}

.case-grid a,
.pricing-grid b {
  width: fit-content;
  margin-top: auto;
  padding-top: 18px;
  color: var(--accent-dark);
  font-weight: 900;
}

.featured-price {
  color: #f2fffc;
  background:
    radial-gradient(circle at 90% 8%, rgba(216, 244, 239, 0.18), transparent 16rem),
    linear-gradient(145deg, rgba(8, 40, 37, 0.98), rgba(13, 77, 70, 0.96)) !important;
  border-color: rgba(255, 255, 255, 0.12) !important;
}

.featured-price span {
  color: #d8fff8;
  background: rgba(255, 255, 255, 0.1);
}

.featured-price strong,
.featured-price b {
  color: #fff;
}

.featured-price p {
  color: #cde3df;
}

.source-grid,
.scenario-grid,
.module-grid,
.flow,
.contact,
.positioning-board {
  display: grid;
  gap: 18px;
}

.source-grid,
.module-grid {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-flow: dense;
}

.source-card,
.scenario,
.module,
.flow-card,
.contact-card,
.article-list a,
.check-item,
.positioning-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.source-card:hover,
.scenario:hover,
.module:hover,
.flow-card:hover,
.article-list a:hover {
  transform: translateY(-4px);
  border-color: rgba(18, 143, 134, 0.24);
  box-shadow: 0 30px 86px rgba(11, 34, 32, 0.14);
}

.positioning-board {
  grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.85fr) minmax(220px, 0.85fr);
  align-items: stretch;
  margin-bottom: 18px;
}

.positioning-card {
  min-height: 220px;
  padding: 28px;
}

.positioning-card span {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 900;
}

.positioning-card h2,
.positioning-card h3 {
  margin-bottom: 14px;
}

.primary-position {
  color: #f2fffc;
  background:
    radial-gradient(circle at 86% 10%, rgba(216, 244, 239, 0.16), transparent 16rem),
    linear-gradient(145deg, rgba(9, 48, 44, 0.98), rgba(9, 67, 62, 0.96));
  border-color: rgba(255, 255, 255, 0.12);
}

.primary-position span,
.primary-position p {
  color: #cde3df;
}

.primary-position h2 {
  color: #fff;
}

.source-card {
  grid-column: span 6;
  padding: 28px;
}

.spotlight-card {
  grid-column: span 7;
  color: #f2fffc;
  background:
    radial-gradient(circle at 84% 12%, rgba(216, 244, 239, 0.14), transparent 14rem),
    linear-gradient(145deg, rgba(9, 48, 44, 0.98), rgba(9, 67, 62, 0.96));
  border-color: rgba(255, 255, 255, 0.12);
}

.screenshot-card {
  grid-column: span 5;
  overflow: hidden;
}

.screenshot-card img {
  display: block;
  width: calc(100% + 56px);
  max-width: none;
  margin: -28px -28px 22px;
  border-bottom: 1px solid var(--line);
}

.spotlight-card h2,
.spotlight-card h3 {
  color: #fff;
}

.spotlight-card p {
  color: #cde3df;
}

.spotlight-card .eyebrow {
  color: #d8fff8;
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.1);
}

.proof {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.proof span {
  padding: 12px 14px;
  color: var(--accent-dark);
  font-weight: 900;
  background: var(--panel-soft);
  border-radius: 14px;
}

.compact-proof span {
  color: #d8fff8;
  background: rgba(255, 255, 255, 0.1);
}

.discovery-rail {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.discovery-rail article {
  min-height: 118px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.discovery-rail strong {
  display: block;
  margin-bottom: 18px;
  font-size: 17px;
}

.discovery-rail span {
  color: var(--muted);
  line-height: 1.55;
}

.source-card h3,
.module h3,
.scenario h3,
.flow-card h3 {
  margin-bottom: 10px;
  font-size: 21px;
  line-height: 1.2;
}

.source-card p,
.module p,
.scenario p,
.flow-card p,
.contact-card p,
.article-list p {
  color: var(--muted);
  line-height: 1.65;
}

.advantage-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 24px;
  align-items: stretch;
}

.advantage-head {
  min-height: 100%;
  padding: 34px;
  color: #f2fffc;
  background:
    radial-gradient(circle at 92% 8%, rgba(216, 244, 239, 0.18), transparent 15rem),
    linear-gradient(145deg, rgba(9, 48, 44, 0.99), rgba(9, 67, 62, 0.96));
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 30px;
  box-shadow: var(--shadow-strong);
}

.advantage-head h2 {
  color: #fff;
}

.advantage-head p {
  color: #cde3df;
  line-height: 1.72;
}

.advantage-head .eyebrow {
  color: #d8fff8;
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.1);
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.advantage-grid article {
  min-height: 206px;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.advantage-grid span {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 20px;
  place-items: center;
  color: var(--accent-dark);
  font-weight: 950;
  background: var(--accent-soft);
  border-radius: 14px;
}

.advantage-grid h3 {
  margin-bottom: 10px;
  font-size: 21px;
  line-height: 1.2;
}

.advantage-grid p {
  color: var(--muted);
  line-height: 1.65;
}

.module {
  grid-column: span 4;
  min-height: 162px;
  padding: 24px;
}

.module:nth-child(1),
.module:nth-child(2) {
  grid-column: span 6;
  background:
    radial-gradient(circle at 88% 12%, rgba(18, 143, 134, 0.12), transparent 12rem),
    var(--panel);
}

.module:nth-child(3),
.module:nth-child(4),
.module:nth-child(5),
.module:nth-child(6) {
  grid-column: span 3;
}

.scenario-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.scenario {
  min-height: 134px;
  padding: 20px;
}

.scenario small {
  display: block;
  margin-bottom: 14px;
  color: var(--accent);
  font-weight: 900;
}

.flow {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.flow-card {
  padding: 22px;
}

.flow-card span {
  display: grid;
  width: 36px;
  height: 36px;
  margin-bottom: 16px;
  place-items: center;
  color: #fff;
  font-weight: 900;
  background: var(--accent);
  border-radius: 12px;
}

.article-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.article-list a {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 18px 20px;
}

.article-list strong {
  color: var(--accent-dark);
}

.article-list b {
  color: var(--ink);
  font-size: 17px;
}

.contact {
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}

.contact-card {
  padding: 30px;
}

.lead-form {
  display: grid;
  gap: 14px;
}

.form-status {
  min-height: 44px;
  margin: 0;
  padding: 12px 14px;
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.45;
  background: var(--panel-soft);
  border-radius: 14px;
}

.form-status.is-error {
  color: #8a3b10;
  background: rgba(154, 90, 24, 0.12);
}

.field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  color: var(--ink);
  font: inherit;
  background: var(--panel-solid);
  border: 1px solid rgba(11, 34, 32, 0.16);
  border-radius: 14px;
  outline: none;
}

.field textarea {
  min-height: 118px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(18, 143, 134, 0.14);
}

.footer {
  width: min(calc(100% - 48px), 1120px);
  margin: 0 auto;
  padding: 28px 0 52px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.footer a {
  color: var(--accent-dark);
  font-weight: 900;
}

.assessment-hero {
  max-width: 880px;
  margin-inline: auto;
}

.assessment-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: 22px;
  align-items: start;
}

.risk-quiz,
.risk-result {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 30px;
  box-shadow: var(--shadow);
}

.risk-quiz {
  display: grid;
  gap: 14px;
  padding: 26px;
}

.quiz-head {
  padding: 10px 4px 8px;
}

.quiz-head h2 {
  margin-bottom: 12px;
}

.quiz-head p {
  max-width: 680px;
  color: var(--muted);
  line-height: 1.7;
}

.quiz-item {
  display: grid;
  gap: 12px;
  padding: 20px;
  margin: 0;
  background: rgba(232, 245, 242, 0.58);
  border: 1px solid rgba(18, 143, 134, 0.12);
  border-radius: 20px;
}

.quiz-item legend {
  padding: 0 6px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 950;
  line-height: 1.35;
}

.quiz-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.quiz-item label {
  display: flex;
  gap: 10px;
  align-items: center;
  min-height: 42px;
  padding: 10px 12px;
  color: var(--ink);
  font-weight: 800;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(11, 34, 32, 0.08);
  border-radius: 14px;
}

.quiz-item input {
  accent-color: var(--accent);
}

.risk-result {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 16px;
  padding: 28px;
}

.risk-result h2 {
  margin-bottom: 0;
  font-size: clamp(28px, 3.4vw, 42px);
}

.risk-result h3 {
  margin: 6px 0 0;
  font-size: 20px;
}

.risk-result p {
  color: var(--muted);
  line-height: 1.7;
}

.result-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.result-list span,
.advice-list li {
  padding: 12px;
  color: var(--accent-dark);
  font-weight: 900;
  background: var(--panel-soft);
  border-radius: 14px;
}

.score-card {
  display: grid;
  gap: 4px;
  padding: 18px;
  color: #f2fffc;
  background: linear-gradient(145deg, rgba(9, 48, 44, 0.98), rgba(18, 143, 134, 0.92));
  border-radius: 20px;
}

.score-card strong {
  font-size: 44px;
  line-height: 1;
}

.score-card span {
  color: #d8fff8;
  font-weight: 900;
}

.advice-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.advice-list li {
  display: grid;
  gap: 6px;
}

.advice-list span {
  color: var(--muted);
  font-weight: 700;
  line-height: 1.55;
}

.checklist {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.check-item {
  padding: 22px;
}

.check-item strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #effffb;
    --muted: #a9bbb8;
    --line: rgba(255, 255, 255, 0.1);
    --paper: #081b19;
    --paper-strong: #0d2825;
    --panel: rgba(12, 40, 37, 0.78);
    --panel-solid: #0d2825;
    --panel-soft: rgba(216, 244, 239, 0.1);
    --accent-dark: #9fe7df;
    --shadow: 0 28px 80px rgba(0, 0, 0, 0.22);
  }

  .nav,
  .button.secondary,
  .eyebrow {
    background: rgba(13, 40, 37, 0.74);
  }

  .article-list b {
    color: var(--ink);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 980px) {
  .nav {
    padding-inline: 16px;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .purchase-grid,
  .depth-grid,
  .delivery-section,
  .case-grid,
  .pricing-grid,
  .advantage-section,
  .assessment-layout,
  .lead-strip,
  .positioning-board,
  .contact {
    grid-template-columns: 1fr;
  }

  .purchase-grid article,
  .purchase-grid article:nth-child(1),
  .purchase-grid article:nth-child(2),
  .purchase-grid article:nth-child(6) {
    grid-column: span 12;
  }

  .risk-result {
    position: static;
  }

  .delivery-copy {
    position: static;
  }

  .hero {
    width: min(calc(100% - 32px), 1120px);
    padding-top: 126px;
  }

  .lead-strip {
    width: min(calc(100% - 32px), 1120px);
    margin-top: -32px;
  }

  .source-card,
  .spotlight-card,
  .screenshot-card,
  .module,
  .module:nth-child(1),
  .module:nth-child(2),
  .module:nth-child(3),
  .module:nth-child(4),
  .module:nth-child(5),
  .module:nth-child(6) {
    grid-column: span 12;
  }

  .discovery-rail,
  .scenario-grid,
  .flow,
  .checklist {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .nav {
    min-height: 66px;
  }

  .brand {
    font-size: 14px;
  }

  .nav-cta {
    min-height: 38px;
    padding-inline: 14px;
    font-size: 13px;
  }

  .hero,
  .lead-strip,
  .section,
  .footer {
    width: min(calc(100% - 32px), 1120px);
  }

  .hero {
    padding: 106px 0 58px;
  }

  h1 {
    font-size: clamp(36px, 11vw, 46px);
    line-height: 1.08;
  }

  .lead {
    font-size: 16px;
  }

  .hero-badges {
    margin-bottom: 24px;
  }

  .hero-actions {
    width: 100%;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-panel {
    border-radius: 22px;
  }

  .board-top {
    flex-direction: column;
  }

  .board-top strong {
    max-width: none;
    text-align: left;
  }

  .scenario-picker,
  .advantage-grid,
  .discovery-rail,
  .scenario-grid,
  .flow,
  .checklist {
    grid-template-columns: 1fr;
  }

  .delivery-list article {
    grid-template-columns: 1fr;
  }

  .diagnosis-output {
    min-height: auto;
    padding: 22px;
  }

  .diagnosis-output strong {
    font-size: 29px;
  }

  .section {
    padding: 68px 0;
  }

  .section h2 {
    font-size: clamp(30px, 9.5vw, 38px);
  }

  .article-list a {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .screenshot-card img {
    width: calc(100% + 44px);
    margin: -22px -22px 20px;
  }

  .source-card,
  .positioning-card,
  .purchase-grid article,
  .advantage-head,
  .advantage-grid article,
  .risk-quiz,
  .risk-result,
  .contact-card,
  .lead-strip article {
    padding: 22px;
  }
}

/* V0.1.30 full homepage redesign */
:root {
  --ink: #152421;
  --muted: #5c6b67;
  --line: rgba(21, 36, 33, 0.11);
  --paper: #f7faf7;
  --paper-strong: #eef7f3;
  --panel: rgba(255, 255, 255, 0.96);
  --panel-solid: #ffffff;
  --panel-soft: #e6f6f2;
  --accent: #08a89a;
  --accent-dark: #08766d;
  --shadow: 0 22px 58px rgba(21, 36, 33, 0.08);
  --shadow-strong: 0 28px 78px rgba(21, 36, 33, 0.14);
  --radius: 18px;
}

body {
  background:
    radial-gradient(circle at 80% 10%, rgba(8, 168, 154, 0.12), transparent 28rem),
    linear-gradient(180deg, #fbfdfb 0%, #f2faf6 44%, #fbfbf7 100%);
}

body::after,
body::before {
  display: none;
}

.nav {
  min-height: 78px;
  padding: 0 max(36px, calc((100vw - 1280px) / 2));
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(8, 118, 109, 0.16);
  box-shadow: 0 10px 28px rgba(21, 36, 33, 0.06);
}

.brand {
  gap: 12px;
  font-size: 20px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  font-size: 20px;
  box-shadow: inset 0 0 0 8px rgba(255, 255, 255, 0.18);
}

.nav-links {
  gap: clamp(22px, 3vw, 44px);
  font-size: 16px;
  font-weight: 800;
}

.nav-actions {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.nav-phone {
  color: var(--accent-dark);
  font-size: 15px;
  font-weight: 950;
  white-space: nowrap;
}

.nav-cta,
.button {
  min-height: 48px;
  padding: 0 24px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  box-shadow: 0 14px 26px rgba(8, 168, 154, 0.2);
}

.hero {
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  width: min(calc(100% - 72px), 1280px);
  padding: 128px 0 84px;
}

.eyebrow {
  margin-bottom: 20px;
  background: var(--panel-soft);
}

h1 {
  max-width: 720px;
  font-size: clamp(44px, 5vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.065em;
}

.lead {
  max-width: 600px;
  font-size: clamp(18px, 1.4vw, 21px);
}

.hero-badges span {
  background: #ffffff;
  border-color: rgba(8, 168, 154, 0.22);
  box-shadow: 0 10px 24px rgba(21, 36, 33, 0.06);
}

.hero-panel {
  padding: 30px;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid rgba(8, 168, 154, 0.18);
  border-radius: 28px;
  box-shadow: 0 32px 86px rgba(8, 118, 109, 0.16);
}

.board-top span {
  color: var(--accent-dark);
}

.board-top strong {
  color: var(--ink);
}

.scenario-tab {
  color: var(--accent-dark);
  background: #eef8f5;
  border-color: rgba(8, 168, 154, 0.16);
}

.scenario-tab.is-active {
  color: #ffffff;
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.diagnosis-output {
  background:
    linear-gradient(135deg, rgba(8, 168, 154, 0.1), transparent 70%),
    #f4fbf8;
  border-color: rgba(8, 168, 154, 0.16);
}

.diagnosis-output p {
  color: var(--accent-dark);
}

.diagnosis-output strong {
  color: var(--ink);
  font-size: clamp(24px, 2.1vw, 32px);
}

.diagnosis-output span {
  color: var(--muted);
}

.task-stack article {
  background: #ffffff;
  border-color: rgba(8, 168, 154, 0.14);
  box-shadow: 0 12px 24px rgba(21, 36, 33, 0.05);
}

.task-stack span {
  color: #ffffff;
  background: var(--accent);
}

.task-stack b {
  color: var(--ink);
}

.task-stack small {
  color: var(--muted);
}

.board-button,
.board-button:hover {
  color: #ffffff;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
}

.lead-strip,
.section,
.footer {
  width: min(calc(100% - 72px), 1280px);
}

.lead-strip {
  grid-template-columns: 1.2fr 1fr 1fr;
  margin-top: -54px;
}

.lead-strip article,
.source-card,
.scenario,
.module,
.flow-card,
.contact-card,
.article-list a,
.check-item,
.positioning-card,
.purchase-grid article,
.depth-card,
.delivery-list article,
.case-grid article,
.pricing-grid article {
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.section {
  padding: 78px 0;
}

.section h2 {
  max-width: 860px;
  font-size: clamp(34px, 3.7vw, 54px);
  line-height: 1.08;
}

#purchase-reason .purchase-head h2 {
  max-width: 1180px;
  font-size: clamp(34px, 3.25vw, 48px);
  letter-spacing: -0.048em;
}

.nowrap {
  white-space: nowrap;
}

.single-line-title {
  max-width: none !important;
  font-size: clamp(31px, 3.05vw, 46px) !important;
  letter-spacing: -0.048em;
  white-space: nowrap;
}

.wide-title-head {
  max-width: none !important;
}

.wide-title-head p {
  max-width: 860px;
}

.spotlight-card,
.primary-position,
.advantage-head,
.tall-card,
.purchase-grid article:nth-child(1),
.purchase-grid article:nth-child(2),
.featured-price {
  background:
    radial-gradient(circle at 90% 8%, rgba(255, 255, 255, 0.16), transparent 15rem),
    linear-gradient(145deg, #083d38, #08766d) !important;
}

.proof span,
.result-list span,
.advice-list li,
.form-status {
  border-radius: 12px;
}

@media (prefers-color-scheme: dark) {
  .nav,
  .hero-panel,
  .lead-strip article,
  .source-card,
  .scenario,
  .module,
  .flow-card,
  .contact-card,
  .article-list a,
  .positioning-card,
  .purchase-grid article,
  .depth-card,
  .delivery-list article,
  .case-grid article,
  .pricing-grid article {
    background: rgba(12, 40, 37, 0.92);
  }

  .diagnosis-output,
  .task-stack article,
  .hero-badges span {
    background: rgba(216, 244, 239, 0.1);
  }

  .board-top strong,
  .diagnosis-output strong,
  .task-stack b {
    color: var(--ink);
  }
}

@media (max-width: 980px) {
  .nav {
    min-height: 74px;
    padding-inline: 18px;
  }

  .nav-phone {
    display: none;
  }

  .hero,
  .lead-strip,
  .section,
  .footer {
    width: min(calc(100% - 36px), 1280px);
  }

  .hero {
    padding-top: 106px;
  }
}

@media (max-width: 640px) {
  html {
    scroll-padding-top: 78px;
  }

  .nav {
    min-height: 66px;
    gap: 10px;
  }

  .brand {
    font-size: 15px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 17px;
  }

  .hero {
    padding: 100px 0 58px;
  }

  h1 {
    font-size: clamp(34px, 10vw, 46px);
  }
}

/* V0.1.31 hero image carousel */
.hero-carousel {
  overflow: hidden;
  padding: 18px 18px 22px;
}

.hero-carousel.action-board {
  gap: 14px;
}

.carousel-media {
  position: relative;
  margin: 0 0 22px;
}

.carousel-frame {
  position: relative;
  aspect-ratio: 1.95 / 1;
  overflow: hidden;
  border-radius: 24px;
  background: #073d38;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
}

.carousel-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.025);
  transition:
    opacity 520ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 760ms cubic-bezier(0.16, 1, 0.3, 1);
}

.carousel-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.carousel-dots {
  position: absolute;
  left: 50%;
  bottom: 16px;
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(7, 61, 56, 0.58);
  backdrop-filter: blur(12px);
  transform: translateX(-50%);
}

.carousel-dots button {
  width: 32px;
  height: 5px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.42);
  cursor: pointer;
  transition:
    width 220ms ease,
    background 220ms ease,
    transform 220ms ease;
}

.carousel-dots button.is-active {
  width: 52px;
  background: #7fe8dc;
}

.carousel-dots button:focus-visible {
  outline: 3px solid rgba(127, 232, 220, 0.78);
  outline-offset: 4px;
}

.carousel-dots button:active {
  transform: translateY(1px);
}

.hero-carousel .board-top {
  flex-direction: row;
  align-items: flex-end;
  gap: 14px;
}

.hero-carousel .board-top strong {
  max-width: 340px;
  font-size: clamp(22px, 1.9vw, 28px);
  line-height: 1.12;
}

.hero-carousel .scenario-picker {
  gap: 8px;
}

.hero-carousel .scenario-tab {
  min-height: 36px;
  padding-inline: 10px;
}

.hero-carousel .diagnosis-output {
  min-height: 142px;
  gap: 8px;
  padding: 18px;
}

.hero-carousel .diagnosis-output strong {
  font-size: clamp(21px, 1.7vw, 26px);
}

.hero-carousel .diagnosis-output span {
  font-size: 14px;
  line-height: 1.5;
}

.hero-carousel .task-stack {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.hero-carousel .task-stack article {
  grid-template-columns: 1fr;
  min-height: 116px;
  padding: 12px;
  gap: 7px;
}

.hero-carousel .task-stack span {
  width: 28px;
  height: 28px;
}

.hero-carousel .task-stack small {
  grid-column: auto;
  font-size: 12px;
  line-height: 1.35;
}

.hero-carousel .board-button {
  min-height: 44px;
}

@media (prefers-color-scheme: dark) {
  .carousel-frame {
    background: #052c28;
    box-shadow: inset 0 0 0 1px rgba(127, 232, 220, 0.22);
  }
}

@media (prefers-reduced-motion: reduce) {
  .carousel-slide {
    transition: none;
  }
}

@media (max-width: 980px) {
  .carousel-frame {
    aspect-ratio: 1.7 / 1;
  }

  .hero-carousel .task-stack {
    grid-template-columns: 1fr;
  }

  .hero-carousel .task-stack article {
    min-height: auto;
    grid-template-columns: 42px minmax(0, 1fr);
  }

  .hero-carousel .task-stack small {
    grid-column: 2;
  }
}

@media (max-width: 640px) {
  .hero-carousel {
    padding: 14px 14px 20px;
  }

  .carousel-media {
    margin-bottom: 18px;
  }

  .carousel-frame {
    aspect-ratio: 1.45 / 1;
    border-radius: 18px;
  }

  .carousel-dots {
    bottom: 12px;
  }

  .carousel-dots button {
    width: 24px;
  }

  .carousel-dots button.is-active {
    width: 40px;
  }
}

/* V0.1.32 Feishu-style full-width hero carousel */
.hero {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 128px max(72px, calc((100vw - 1280px) / 2)) 86px;
  color: #ffffff;
  background:
    radial-gradient(circle at 84% 25%, rgba(127, 232, 220, 0.24), transparent 24rem),
    radial-gradient(circle at 42% 95%, rgba(8, 168, 154, 0.22), transparent 30rem),
    linear-gradient(135deg, #071d24 0%, #0b3c46 48%, #082f2b 100%);
  box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.1);
}

.hero .eyebrow {
  color: #b8fff6;
  background: rgba(216, 244, 239, 0.12);
  border-color: rgba(216, 244, 239, 0.22);
}

.hero h1 {
  color: #ffffff;
}

.hero .lead {
  color: rgba(236, 255, 251, 0.82);
}

.hero-badges span {
  color: #dafbf5;
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(216, 244, 239, 0.18);
  box-shadow: none;
}

.hero .button.secondary {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(216, 244, 239, 0.38);
}

.hero-carousel {
  border-color: rgba(216, 244, 239, 0.3);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 36px 110px rgba(0, 0, 0, 0.32);
}

.lead-strip {
  position: relative;
  z-index: 2;
  margin-top: -42px;
}

@media (max-width: 980px) {
  .hero {
    padding: 106px 18px 78px;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 92px 18px 58px;
  }
}

/* V0.1.33 Feishu-like notice, nav and seven-slide banner */
.site-notice {
  position: fixed;
  inset: 0 0 auto;
  z-index: 70;
  display: flex;
  height: 38px;
  align-items: center;
  justify-content: center;
  gap: 18px;
  color: #ffffff;
  background: linear-gradient(90deg, #6f7cff, #4178ff);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.22) inset;
  transition:
    transform 240ms ease,
    opacity 240ms ease;
}

.site-notice a {
  color: inherit;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.site-notice b {
  margin-right: 8px;
  color: #fff5a6;
}

.site-notice button {
  position: absolute;
  right: 24px;
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  padding: 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 22px;
  line-height: 1;
  background: transparent;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
}

.site-notice button:hover,
.site-notice button:focus-visible {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.16);
  outline: none;
}

body.notice-hidden .site-notice {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-100%);
}

.nav {
  top: 38px;
  min-height: 64px;
  padding-inline: max(42px, calc((100vw - 1320px) / 2));
  transition:
    top 240ms ease,
    transform 240ms ease,
    opacity 240ms ease;
}

body.notice-hidden .nav {
  top: 0;
}

.brand-mark {
  width: 38px;
  height: 38px;
  font-size: 17px;
}

.nav-links {
  gap: clamp(20px, 2.6vw, 38px);
  font-size: 15px;
}

.nav-cta,
.button {
  min-height: 42px;
}

.hero {
  grid-template-columns: minmax(380px, 0.82fr) minmax(560px, 1.18fr);
  gap: 34px;
  min-height: 520px;
  margin-top: 102px;
  padding: 44px max(54px, calc((100vw - 1320px) / 2)) 42px;
  color: var(--ink);
  background:
    radial-gradient(circle at 74% 16%, rgba(255, 255, 255, 0.96), transparent 20rem),
    linear-gradient(100deg, #e9f6ff 0%, #dceeff 48%, #c7dcff 100%);
  box-shadow: none;
}

body.notice-hidden .hero {
  margin-top: 64px;
}

.hero .eyebrow {
  color: #08766d;
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(8, 118, 109, 0.16);
}

.hero h1 {
  color: #162520;
  font-size: clamp(38px, 4vw, 60px);
}

.hero .lead {
  max-width: 520px;
  color: #526761;
}

.hero-badges {
  margin-top: 24px;
}

.hero-badges span {
  color: #08766d;
  background: rgba(255, 255, 255, 0.68);
  border-color: rgba(8, 118, 109, 0.16);
}

.hero .button.secondary {
  color: #08766d;
  background: #ffffff;
  border-color: rgba(8, 118, 109, 0.18);
}

.hero-carousel {
  position: relative;
  align-self: center;
  min-height: 382px;
  padding: 0;
  overflow: visible;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.hero-carousel.action-board {
  display: block;
}

.carousel-media {
  height: 382px;
  margin: 0;
}

.carousel-frame {
  height: 100%;
  aspect-ratio: auto;
  border-radius: 28px;
  background: #dbeaff;
  box-shadow:
    0 34px 80px rgba(65, 120, 255, 0.2),
    inset 0 0 0 1px rgba(255, 255, 255, 0.76);
}

.carousel-slide {
  transform: translateX(24px) scale(1.02);
  transition:
    opacity 580ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 780ms cubic-bezier(0.16, 1, 0.3, 1);
}

.carousel-slide.is-active {
  transform: translateX(0) scale(1);
}

.carousel-dots {
  bottom: 18px;
  gap: 9px;
  background: rgba(255, 255, 255, 0.62);
  box-shadow: 0 8px 28px rgba(32, 77, 139, 0.16);
}

.carousel-dots button {
  width: 34px;
  height: 5px;
  background: rgba(36, 62, 98, 0.26);
}

.carousel-dots button.is-active {
  width: 48px;
  background: #3578ff;
}

.hero-carousel .board-top,
.hero-carousel .scenario-picker,
.hero-carousel .diagnosis-output,
.hero-carousel .task-stack,
.hero-carousel .board-button {
  position: absolute;
  z-index: 3;
}

.hero-carousel .board-top {
  left: 26px;
  top: 24px;
  display: grid;
  padding: 0;
}

.hero-carousel .board-top span {
  color: #08766d;
  font-size: 13px;
}

.hero-carousel .board-top strong {
  max-width: 280px;
  color: #172a26;
  font-size: clamp(24px, 2vw, 30px);
}

.hero-carousel .scenario-picker {
  left: 26px;
  right: 26px;
  bottom: 60px;
  display: flex;
  width: auto;
}

.hero-carousel .scenario-tab {
  min-height: 34px;
  padding: 0 14px;
  color: #0a7068;
  background: rgba(255, 255, 255, 0.7);
}

.hero-carousel .diagnosis-output,
.hero-carousel .task-stack {
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-carousel .board-button {
  right: 26px;
  bottom: 58px;
  width: auto;
  min-height: 38px;
  padding-inline: 18px;
  white-space: nowrap;
}

.lead-strip {
  margin-top: 34px;
}

@media (prefers-color-scheme: dark) {
  .hero {
    background:
      radial-gradient(circle at 74% 16%, rgba(127, 232, 220, 0.16), transparent 20rem),
      linear-gradient(100deg, #071d24 0%, #0b3c46 48%, #082f2b 100%);
  }

  .hero h1 {
    color: #f2fffc;
  }

  .hero .lead {
    color: rgba(236, 255, 251, 0.82);
  }
}

@media (max-width: 980px) {
  .site-notice {
    height: 36px;
    padding: 0 48px 0 16px;
  }

  .site-notice a {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .nav {
    top: 36px;
    min-height: 62px;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    margin-top: 98px;
    padding: 34px 18px 38px;
  }

  body.notice-hidden .hero {
    margin-top: 62px;
  }

  .carousel-media {
    height: 330px;
  }

  .hero-carousel .scenario-picker {
    overflow-x: auto;
    padding-bottom: 2px;
  }
}

@media (max-width: 640px) {
  .site-notice {
    height: 34px;
  }

  .site-notice button {
    right: 10px;
  }

  .nav {
    top: 34px;
    min-height: 60px;
  }

  .hero {
    margin-top: 94px;
    padding: 28px 14px 32px;
  }

  body.notice-hidden .hero {
    margin-top: 60px;
  }

  .carousel-media {
    height: 260px;
  }

  .hero-carousel .board-top {
    left: 18px;
    top: 18px;
  }

  .hero-carousel .scenario-picker {
    left: 18px;
    right: 18px;
    bottom: 52px;
  }

  .hero-carousel .board-button {
    right: 18px;
    bottom: 50px;
  }

  .carousel-dots button {
    width: 20px;
  }

  .carousel-dots button.is-active {
    width: 32px;
  }
}

/* V0.1.34 full banner carousel */
.hero {
  display: block;
  position: relative;
  isolation: isolate;
  min-height: 512px;
  margin-top: 102px;
  padding: 0;
  overflow: hidden;
  color: var(--ink);
  background: #dcecff;
}

body.notice-hidden .hero {
  margin-top: 64px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(239, 251, 255, 0.96) 0%, rgba(239, 251, 255, 0.9) 34%, rgba(239, 251, 255, 0.42) 62%, rgba(239, 251, 255, 0.08) 100%),
    radial-gradient(circle at 26% 12%, rgba(255, 255, 255, 0.78), transparent 24rem);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  z-index: 1;
  height: 128px;
  pointer-events: none;
  background: linear-gradient(0deg, rgba(246, 253, 250, 0.92), rgba(246, 253, 250, 0));
}

.hero-copy {
  position: relative;
  z-index: 3;
  max-width: 548px;
  margin-left: max(54px, calc((100vw - 1320px) / 2));
  padding-top: 74px;
}

.hero .eyebrow {
  color: #08766d;
  background: rgba(255, 255, 255, 0.76);
  border-color: rgba(8, 118, 109, 0.18);
  box-shadow: 0 12px 34px rgba(8, 118, 109, 0.1);
}

.hero h1 {
  max-width: 545px;
  color: #102a25;
  font-size: clamp(40px, 4.25vw, 62px);
  line-height: 1.04;
  letter-spacing: -0.055em;
}

.hero .lead {
  max-width: 520px;
  color: #455f5a;
  font-size: clamp(17px, 1.35vw, 20px);
}

.hero-badges {
  max-width: 520px;
  margin-top: 24px;
}

.hero-badges span {
  color: #086f67;
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(8, 118, 109, 0.17);
}

.hero-actions {
  margin-top: 26px;
}

.hero .button.secondary {
  color: #08766d;
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(8, 118, 109, 0.18);
}

.hero-carousel,
.hero-carousel.action-board {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  min-height: 100%;
  padding: 0;
  overflow: hidden;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.carousel-media {
  position: absolute;
  inset: 0;
  height: 100%;
  margin: 0;
}

.carousel-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border-radius: 0;
  background: #dcecff;
  box-shadow: none;
}

.carousel-slide {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% center;
  transform: scale(1.045);
  filter: saturate(1.05);
  transition:
    opacity 720ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 1200ms cubic-bezier(0.16, 1, 0.3, 1);
}

.carousel-slide.is-active {
  transform: scale(1);
}

.carousel-dots {
  left: 50%;
  right: auto;
  bottom: 34px;
  z-index: 4;
  gap: 10px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(255, 255, 255, 0.68);
  box-shadow: 0 12px 34px rgba(39, 92, 151, 0.18);
  transform: translateX(-50%);
}

.carousel-dots button {
  width: 36px;
  height: 5px;
  background: rgba(26, 64, 93, 0.25);
}

.carousel-dots button.is-active {
  width: 54px;
  background: #2e77ff;
}

.hero-carousel .board-top,
.hero-carousel .scenario-picker,
.hero-carousel .diagnosis-output,
.hero-carousel .task-stack,
.hero-carousel .board-button {
  position: absolute;
  z-index: 4;
}

.hero-carousel .board-top {
  top: 76px;
  right: max(54px, calc((100vw - 1320px) / 2));
  left: auto;
  display: grid;
  width: min(320px, 26vw);
  padding: 18px 20px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.68);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 24px 70px rgba(23, 89, 129, 0.14);
}

.hero-carousel .board-top span {
  color: #08766d;
  font-size: 13px;
}

.hero-carousel .board-top strong {
  max-width: none;
  color: #142d28;
  font-size: clamp(20px, 1.6vw, 26px);
  line-height: 1.16;
}

.hero-carousel .scenario-picker {
  right: max(54px, calc((100vw - 1320px) / 2));
  bottom: 82px;
  left: auto;
  display: flex;
  width: min(520px, 42vw);
  gap: 10px;
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 20px 56px rgba(30, 84, 126, 0.15);
}

.hero-carousel .scenario-tab {
  flex: 1;
  min-height: 36px;
  padding: 0 14px;
  color: #0a7068;
  background: rgba(255, 255, 255, 0.62);
  border-color: rgba(8, 118, 109, 0.16);
}

.hero-carousel .scenario-tab.is-active {
  color: #ffffff;
  background: #079486;
  border-color: #079486;
}

.hero-carousel .diagnosis-output,
.hero-carousel .task-stack {
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero-carousel .board-button {
  right: max(54px, calc((100vw - 1320px) / 2));
  bottom: 34px;
  width: auto;
  min-height: 42px;
  padding-inline: 20px;
  white-space: nowrap;
  box-shadow: 0 18px 42px rgba(0, 148, 132, 0.2);
}

.lead-strip {
  margin-top: 28px;
}

@media (prefers-color-scheme: dark) {
  .hero {
    background: #071d24;
  }

  .hero::before {
    background:
      linear-gradient(90deg, rgba(6, 28, 32, 0.92) 0%, rgba(6, 28, 32, 0.76) 36%, rgba(6, 28, 32, 0.32) 66%, rgba(6, 28, 32, 0.08) 100%),
      radial-gradient(circle at 24% 10%, rgba(127, 232, 220, 0.18), transparent 22rem);
  }

  .hero::after {
    background: linear-gradient(0deg, rgba(7, 26, 28, 0.82), rgba(7, 26, 28, 0));
  }

  .hero h1 {
    color: #f3fffc;
  }

  .hero .lead {
    color: rgba(236, 255, 251, 0.82);
  }

  .hero-carousel .board-top,
  .hero-carousel .scenario-picker,
  .carousel-dots {
    border-color: rgba(255, 255, 255, 0.15);
    background: rgba(7, 33, 36, 0.66);
  }

  .hero-carousel .board-top strong {
    color: #f4fffc;
  }

  .hero-carousel .scenario-tab {
    color: #d8fffa;
    background: rgba(255, 255, 255, 0.08);
  }
}

@media (max-width: 980px) {
  .hero {
    min-height: 680px;
    margin-top: 98px;
  }

  body.notice-hidden .hero {
    margin-top: 62px;
  }

  .hero::before {
    background:
      linear-gradient(180deg, rgba(239, 251, 255, 0.96) 0%, rgba(239, 251, 255, 0.86) 46%, rgba(239, 251, 255, 0.24) 100%),
      radial-gradient(circle at 22% 8%, rgba(255, 255, 255, 0.75), transparent 18rem);
  }

  .hero-copy {
    width: auto;
    max-width: 640px;
    margin-inline: 18px;
    padding-top: 42px;
  }

  .carousel-slide {
    object-position: 64% bottom;
  }

  .carousel-dots {
    bottom: 22px;
  }

  .hero-carousel .board-top {
    top: auto;
    right: 18px;
    bottom: 124px;
    width: min(360px, calc(100vw - 36px));
  }

  .hero-carousel .scenario-picker {
    right: 18px;
    bottom: 76px;
    left: 18px;
    width: auto;
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .hero-carousel .board-button {
    right: 18px;
    bottom: 22px;
  }
}

@media (max-width: 640px) {
  .hero {
    min-height: 710px;
    margin-top: 94px;
  }

  body.notice-hidden .hero {
    margin-top: 60px;
  }

  .hero-copy {
    margin-inline: 14px;
    padding-top: 34px;
  }

  .hero h1 {
    font-size: clamp(34px, 12vw, 48px);
    line-height: 1.05;
  }

  .hero .lead {
    font-size: 16px;
  }

  .hero-badges {
    gap: 8px;
  }

  .hero-actions {
    align-items: stretch;
  }

  .hero-carousel .board-top {
    right: 14px;
    bottom: 132px;
    width: calc(100vw - 28px);
  }

  .hero-carousel .scenario-picker {
    right: 14px;
    bottom: 78px;
    left: 14px;
  }

  .hero-carousel .scenario-tab {
    min-width: 94px;
  }

  .hero-carousel .board-button {
    right: 14px;
    bottom: 22px;
  }

  .carousel-dots button {
    width: 22px;
  }

  .carousel-dots button.is-active {
    width: 34px;
  }
}

/* V0.1.35 carousel slide content and click-safe overlay */
.hero::before {
  background:
    linear-gradient(90deg, rgba(239, 251, 255, 0.58) 0%, rgba(239, 251, 255, 0.32) 38%, rgba(239, 251, 255, 0.08) 68%, rgba(239, 251, 255, 0.02) 100%),
    radial-gradient(circle at 24% 12%, rgba(255, 255, 255, 0.32), transparent 22rem);
}

.hero-copy {
  max-width: 528px;
  margin-top: 64px;
  padding: 30px 34px 32px;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 26px 80px rgba(22, 83, 102, 0.14);
}

.hero-copy a,
.hero-copy button {
  pointer-events: auto;
}

.hero h1 {
  max-width: 470px;
  font-size: clamp(36px, 3.65vw, 54px);
}

.hero .lead {
  max-width: 465px;
  margin-bottom: 22px;
  font-size: clamp(16px, 1.2vw, 18px);
}

.hero-badges {
  margin-top: 18px;
  margin-bottom: 20px;
}

.hero-actions {
  margin-top: 20px;
}

.carousel-slide {
  object-position: 55% center;
}

.carousel-dots {
  z-index: 6;
}

@media (prefers-color-scheme: dark) {
  .hero::before {
    background:
      linear-gradient(90deg, rgba(6, 28, 32, 0.7) 0%, rgba(6, 28, 32, 0.44) 40%, rgba(6, 28, 32, 0.14) 70%, rgba(6, 28, 32, 0.04) 100%),
      radial-gradient(circle at 24% 12%, rgba(127, 232, 220, 0.12), transparent 22rem);
  }

  .hero-copy {
    border-color: rgba(255, 255, 255, 0.16);
    background: rgba(7, 33, 36, 0.66);
  }
}

@media (max-width: 980px) {
  .hero-copy {
    margin-top: 42px;
    padding: 26px;
  }
}

@media (max-width: 640px) {
  .hero-copy {
    margin-top: 34px;
    padding: 22px;
  }
}

/* V0.1.36 split banner carousel without image zoom */
.hero {
  display: grid;
  grid-template-columns: minmax(390px, 0.92fr) minmax(520px, 1.08fr);
  align-items: center;
  gap: clamp(44px, 5.8vw, 90px);
  min-height: 500px;
  padding: 52px max(60px, calc((100vw - 1320px) / 2)) 48px;
  background:
    radial-gradient(circle at 78% 24%, rgba(143, 226, 245, 0.38), transparent 23rem),
    linear-gradient(105deg, #f5fdff 0%, #e9f7ff 46%, #d7ebff 100%);
}

.hero::before {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.42) 0%, rgba(255, 255, 255, 0.2) 42%, rgba(255, 255, 255, 0.02) 100%),
    radial-gradient(circle at 14% 18%, rgba(111, 220, 211, 0.14), transparent 18rem);
}

.hero::after {
  height: 76px;
  background: linear-gradient(0deg, rgba(246, 253, 250, 0.9), rgba(246, 253, 250, 0));
}

.hero-copy {
  z-index: 4;
  max-width: 520px;
  margin: 0;
  padding: 0;
  pointer-events: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: none;
}

.hero h1 {
  max-width: 520px;
  font-size: clamp(38px, 4.05vw, 58px);
}

.hero .lead {
  max-width: 500px;
}

.hero-carousel,
.hero-carousel.action-board {
  position: relative;
  inset: auto;
  z-index: 3;
  min-height: 378px;
  overflow: visible;
}

.carousel-media {
  position: relative;
  inset: auto;
  height: 378px;
}

.carousel-frame {
  position: relative;
  inset: auto;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.72), rgba(223, 244, 255, 0.76)),
    #dff4ff;
  box-shadow:
    0 34px 90px rgba(54, 126, 172, 0.18),
    inset 0 0 0 1px rgba(255, 255, 255, 0.82);
}

.carousel-slide {
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 18px;
  object-fit: contain;
  object-position: center;
  transform: translateY(10px) scale(0.96);
  filter: saturate(1.02);
}

.carousel-slide.is-active {
  transform: translateY(0) scale(0.96);
}

.carousel-dots {
  bottom: 16px;
}

.hero-carousel .board-top {
  top: 28px;
  right: 28px;
  width: min(300px, 42%);
  padding: 16px 18px;
}

.hero-carousel .scenario-picker {
  right: 28px;
  bottom: 58px;
  left: 28px;
  width: auto;
}

.hero-carousel .board-button {
  right: 28px;
  bottom: 18px;
}

@media (prefers-color-scheme: dark) {
  .hero {
    background:
      radial-gradient(circle at 78% 24%, rgba(39, 188, 174, 0.18), transparent 23rem),
      linear-gradient(105deg, #071d24 0%, #0b2d35 48%, #082f2b 100%);
  }

  .hero-copy {
    background: transparent;
    box-shadow: none;
  }

  .carousel-frame {
    background:
      linear-gradient(135deg, rgba(18, 76, 80, 0.86), rgba(8, 47, 43, 0.88)),
      #082f2b;
  }
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    min-height: auto;
    padding: 38px 18px 36px;
  }

  .hero-carousel,
  .hero-carousel.action-board {
    min-height: 350px;
  }

  .carousel-media {
    height: 350px;
  }

  .hero-carousel .board-top {
    top: 22px;
    right: 22px;
    bottom: auto;
    width: min(320px, calc(100% - 44px));
  }

  .hero-carousel .scenario-picker {
    right: 22px;
    bottom: 56px;
    left: 22px;
  }

  .hero-carousel .board-button {
    right: 22px;
    bottom: 18px;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 30px 14px 32px;
  }

  .hero-carousel,
  .hero-carousel.action-board {
    min-height: 328px;
  }

  .carousel-media {
    height: 328px;
  }

  .carousel-slide {
    padding: 12px;
  }

  .hero-carousel .board-top {
    right: 14px;
    width: calc(100% - 28px);
  }

  .hero-carousel .scenario-picker {
    right: 14px;
    left: 14px;
  }

  .hero-carousel .board-button {
    right: 14px;
  }
}

/* V0.1.37 Feishu-like full-width poster carousel */
.hero {
  display: block;
  min-height: 520px;
  margin-top: 102px;
  padding: 0;
  overflow: hidden;
  background: #e9f8ff;
}

body.notice-hidden .hero {
  margin-top: 64px;
}

.hero::before,
.hero::after {
  display: none;
}

.hero-copy {
  position: absolute;
  left: max(116px, calc((100vw - 1320px) / 2));
  top: 148px;
  z-index: 4;
  max-width: 620px;
  margin: 0;
  padding: 0;
  color: #ffffff;
  pointer-events: none;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}

.hero-copy a,
.hero-copy button {
  pointer-events: auto;
}

.hero .eyebrow {
  color: #06766e;
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(255, 255, 255, 0.74);
  box-shadow: 0 16px 38px rgba(2, 79, 74, 0.16);
}

.hero h1 {
  max-width: 760px;
  color: #ffffff;
  font-size: clamp(38px, 4vw, 58px);
  line-height: 1.04;
  letter-spacing: -0.046em;
  text-shadow: 0 8px 28px rgba(0, 72, 67, 0.28);
}

.hero .lead {
  max-width: 560px;
  margin-bottom: 18px;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(17px, 1.28vw, 20px);
  line-height: 1.7;
  text-shadow: 0 6px 20px rgba(0, 72, 67, 0.18);
}

.hero-badges {
  max-width: 620px;
  margin-top: 16px;
  margin-bottom: 18px;
}

.hero-badges span {
  color: #07766d;
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(255, 255, 255, 0.68);
}

.hero-actions {
  margin-top: 18px;
}

.hero .button.secondary {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.58);
  box-shadow: none;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero-carousel,
.hero-carousel.action-board {
  position: absolute;
  inset: 0;
  z-index: 1;
  min-height: 100%;
  overflow: hidden;
}

.carousel-media,
.carousel-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.carousel-frame {
  overflow: hidden;
  border-radius: 0;
  background: #e9f8ff;
  box-shadow: none;
}

.carousel-slide {
  width: 100%;
  height: 100%;
  padding: 0;
  object-fit: cover;
  object-position: center;
  transform: none;
  filter: none;
}

.carousel-slide.is-active {
  transform: none;
}

.carousel-dots {
  left: 50%;
  right: auto;
  bottom: 32px;
  z-index: 6;
  padding: 9px 14px;
  background: transparent;
  border: 0;
  box-shadow: none;
  transform: translateX(-50%);
}

.carousel-dots button {
  width: 12px;
  height: 12px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 4px 14px rgba(0, 90, 84, 0.18);
}

.carousel-dots button.is-active {
  width: 54px;
  background: #ffffff;
}

.hero-carousel .board-top {
  right: max(90px, calc((100vw - 1320px) / 2));
  top: 172px;
  width: 260px;
  background: rgba(255, 255, 255, 0.78);
}

.hero-carousel .scenario-picker {
  right: max(130px, calc((100vw - 1180px) / 2));
  bottom: 74px;
  left: auto;
  width: min(520px, 34vw);
}

.hero-carousel .board-button {
  right: max(106px, calc((100vw - 1260px) / 2));
  top: 310px;
  bottom: auto;
}

.lead-strip {
  margin-top: 38px;
}

@media (prefers-color-scheme: dark) {
  .hero {
    background: #062823;
  }

  .hero h1,
  .hero .lead {
    color: #ffffff;
  }
}

@media (max-width: 980px) {
  .hero {
    min-height: 640px;
    margin-top: 98px;
  }

  body.notice-hidden .hero {
    margin-top: 62px;
  }

  .hero-copy {
    left: 22px;
    right: 22px;
    top: 72px;
    max-width: 620px;
  }

  .hero h1 {
    font-size: clamp(36px, 8vw, 58px);
  }

  .hero-carousel .board-top {
    top: auto;
    right: 22px;
    bottom: 132px;
    width: min(320px, calc(100% - 44px));
  }

  .hero-carousel .scenario-picker {
    right: 22px;
    bottom: 76px;
    left: 22px;
    width: auto;
  }

  .hero-carousel .board-button {
    right: 22px;
    bottom: 28px;
  }

  .brand-proof-stats,
  .brand-proof-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-proof {
    width: min(calc(100% - 36px), 1180px);
    padding-top: 54px;
  }

  .product-proof-layout {
    grid-template-columns: 1fr;
  }

  .product-screen-card {
    min-height: auto;
  }

  .product-proof-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .product-proof-list article {
    min-height: auto;
  }
}

@media (max-width: 640px) {
  .hero {
    min-height: 680px;
    margin-top: 94px;
  }

  body.notice-hidden .hero {
    margin-top: 60px;
  }

  .hero-copy {
    top: 42px;
    left: 14px;
    right: 14px;
  }

  .hero h1 {
    font-size: clamp(32px, 10.4vw, 46px);
  }

  .hero .lead {
    font-size: 16px;
  }

  .hero-carousel .board-top {
    right: 14px;
    bottom: 136px;
    width: calc(100% - 28px);
  }

  .hero-carousel .scenario-picker {
    right: 14px;
    bottom: 78px;
    left: 14px;
    overflow-x: auto;
  }

  .hero-carousel .board-button {
    right: 14px;
    bottom: 28px;
  }

  .brand-proof {
    padding-top: 52px;
  }

  .brand-proof-stats,
  .brand-proof-grid {
    grid-template-columns: 1fr;
  }

  .brand-proof-stats article,
  .brand-proof-grid article {
    min-height: auto;
    padding: 20px;
  }

  .single-line-title {
    white-space: normal;
  }

  .product-proof {
    width: min(calc(100% - 28px), 1180px);
    padding-top: 42px;
  }

  .product-proof-head p,
  .product-screen-card p {
    font-size: 16px;
  }

  .product-screen-card {
    padding: 22px;
  }

  .product-screen {
    grid-template-columns: 1fr;
    margin-top: 22px;
    padding: 10px;
  }

  .screen-sidebar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .screen-sidebar b {
    grid-column: 1 / -1;
  }

  .screen-main {
    padding: 14px;
  }

  .screen-topline {
    display: grid;
    gap: 6px;
  }

  .screen-metrics,
  .screen-nodes,
  .product-proof-list {
    grid-template-columns: 1fr;
  }

  .screen-metrics span,
  .screen-nodes i {
    min-height: auto;
  }
}