:root {
  --ink: #0b1726;
  --ink-soft: #243447;
  --paper: #f5f8fb;
  --white: #ffffff;
  --line: #dce5ec;
  --line-dark: rgba(255, 255, 255, 0.14);
  --muted: #647487;
  --teal: #0db98c;
  --teal-bright: #17d3a1;
  --teal-soft: #d9f8ef;
  --orange: #ff6a3d;
  --orange-soft: #fff0e9;
  --yellow: #ffd75a;
  --blue: #3569ff;
  --shadow: 0 24px 70px rgba(19, 43, 67, 0.14);
  --radius-sm: 14px;
  --radius-md: 24px;
  --radius-lg: 36px;
  --shell: min(1180px, calc(100% - 40px));
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

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

body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.dialog-open {
  overflow: hidden;
}

button,
input,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

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

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

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

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  background: var(--white);
  border: 2px solid var(--ink);
  border-radius: 10px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

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

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: rgba(245, 248, 251, 0.88);
  border-bottom: 1px solid rgba(11, 23, 38, 0.08);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  display: flex;
  min-height: 76px;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.brand-mark {
  position: relative;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  overflow: hidden;
  background: var(--ink);
  border-radius: 11px;
}

.brand-mark span {
  position: absolute;
  left: 9px;
  height: 3px;
  border-radius: 999px;
  background: var(--teal-bright);
}

.brand-mark span:nth-child(1) {
  top: 9px;
  width: 16px;
}

.brand-mark span:nth-child(2) {
  top: 16px;
  width: 12px;
  background: white;
}

.brand-mark span:nth-child(3) {
  top: 23px;
  width: 8px;
  background: white;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 600;
}

.site-nav a {
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--teal);
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 11px;
  background: transparent;
  border: 0;
  border-radius: 10px;
}

.menu-button > span:not(.sr-only) {
  display: block;
  width: 100%;
  height: 2px;
  margin: 5px 0;
  background: var(--ink);
  border-radius: 999px;
  transition: transform 180ms ease, opacity 180ms ease;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 750;
  line-height: 1;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button:focus-visible,
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(53, 105, 255, 0.35);
  outline-offset: 3px;
}

.button-primary {
  background: var(--teal-bright);
  color: var(--ink);
  box-shadow: 0 10px 28px rgba(13, 185, 140, 0.26);
}

.button-primary:hover {
  background: #38dfb3;
  box-shadow: 0 15px 34px rgba(13, 185, 140, 0.32);
}

.button-ghost {
  background: rgba(255, 255, 255, 0.72);
  border-color: var(--line);
  color: var(--ink);
}

.button-ghost:hover {
  background: var(--white);
  border-color: #bccbd6;
}

.button-light {
  background: var(--white);
  color: var(--ink);
}

.button-small {
  min-height: 42px;
  padding: 0 20px;
  font-size: 14px;
}

.button-large {
  min-height: 56px;
  padding: 0 30px;
}

.button-full {
  width: 100%;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 82px 0 0;
  background:
    radial-gradient(circle at 78% 27%, rgba(23, 211, 161, 0.2), transparent 24%),
    radial-gradient(circle at 12% 75%, rgba(53, 105, 255, 0.08), transparent 26%),
    var(--paper);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.45;
  background-image:
    linear-gradient(rgba(11, 23, 38, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 23, 38, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black 0%, transparent 88%);
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 690px;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.98fr);
  align-items: center;
  gap: 54px;
}

.eyebrow,
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #087b60;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.eyebrow span {
  width: 22px;
  height: 2px;
  background: var(--teal);
}

.hero h1 {
  max-width: 720px;
  margin: 22px 0 24px;
  font-size: clamp(3.25rem, 5vw, 4.3rem);
  line-height: 1.02;
  letter-spacing: -0.065em;
  overflow-wrap: anywhere;
}

.hero-copy {
  min-width: 0;
}

.mobile-break {
  display: none;
}

.hero h1 em {
  position: relative;
  color: var(--orange);
  font-style: normal;
}

.hero h1 em::after {
  position: absolute;
  right: 2px;
  bottom: -6px;
  left: 2px;
  height: 8px;
  background: var(--yellow);
  border-radius: 999px;
  content: "";
  transform: rotate(-1deg);
  z-index: -1;
}

.hero-lead {
  max-width: 650px;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 1.6vw, 1.28rem);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 34px 0 26px;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 13px 24px;
  padding: 0;
  margin: 0;
  list-style: none;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 650;
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: 7px;
}

.check {
  display: inline-grid;
  width: 20px;
  height: 20px;
  place-items: center;
  background: var(--teal-soft);
  border-radius: 50%;
  color: #087b60;
  font-size: 12px;
  font-weight: 900;
}

.hero-product {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: center;
  padding-bottom: 34px;
}

.hero .reveal {
  opacity: 1;
  transform: none;
}

.orbit {
  position: absolute;
  border: 1px solid rgba(11, 23, 38, 0.1);
  border-radius: 50%;
}

.orbit-one {
  top: -70px;
  width: 540px;
  height: 540px;
}

.orbit-two {
  top: -25px;
  width: 450px;
  height: 450px;
  border-style: dashed;
}

.phone-shell {
  position: relative;
  z-index: 2;
  width: min(400px, 100%);
  overflow: hidden;
  background: #f2f5f7;
  border: 9px solid var(--ink);
  border-radius: 40px;
  box-shadow: 0 30px 80px rgba(11, 23, 38, 0.26);
  transform: rotate(1.5deg);
}

.phone-top {
  position: relative;
  display: flex;
  height: 31px;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  background: var(--white);
  color: var(--ink);
  font-size: 10px;
  font-weight: 800;
}

.phone-notch {
  position: absolute;
  top: 5px;
  left: 50%;
  width: 82px;
  height: 18px;
  background: var(--ink);
  border-radius: 999px;
  transform: translateX(-50%);
}

.phone-signal {
  letter-spacing: 1px;
}

.app-header {
  display: grid;
  height: 66px;
  grid-template-columns: 28px 1fr 28px;
  align-items: center;
  padding: 0 16px;
  background: var(--white);
  border-bottom: 1px solid #e8edf1;
  text-align: center;
}

.app-header strong,
.app-header span {
  display: block;
}

.app-header strong {
  font-size: 15px;
}

.app-header div span {
  margin-top: 2px;
  color: #578277;
  font-size: 10px;
}

.back {
  font-size: 29px;
  line-height: 1;
}

.more {
  letter-spacing: 1px;
}

.chat-area {
  min-height: 444px;
  padding: 18px 16px 22px;
  background: linear-gradient(180deg, #f5f7f8 0%, #eef3f5 100%);
}

.chat-day {
  margin-bottom: 12px;
  color: #8b98a5;
  font-size: 10px;
  text-align: center;
}

.message {
  max-width: 88%;
  padding: 12px 14px;
  border-radius: 15px;
  font-size: 13px;
  line-height: 1.65;
}

.user-message {
  margin-left: auto;
  background: #aaf1cf;
  border-bottom-right-radius: 4px;
}

.tool-status {
  display: flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  padding: 6px 9px;
  margin: 17px 0 9px 36px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid #dbe8e4;
  border-radius: 999px;
  color: #5d716a;
  font-size: 10px;
}

.tool-pulse {
  width: 6px;
  height: 6px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(13, 185, 140, 0.12);
  animation: pulse 1.8s infinite;
}

.bot-message {
  position: relative;
  margin-left: 36px;
  background: var(--white);
  border-bottom-left-radius: 4px;
  box-shadow: 0 6px 18px rgba(33, 55, 73, 0.06);
}

.assistant-avatar {
  position: absolute;
  top: 0;
  left: -37px;
  display: grid;
  width: 29px;
  height: 29px;
  place-items: center;
  background: var(--ink);
  border-radius: 9px;
  color: var(--teal-bright);
  font-size: 9px;
  font-weight: 900;
}

.booking-card {
  max-width: calc(88% - 36px);
  padding: 13px;
  margin: 9px 0 0 36px;
  background: var(--white);
  border: 1px solid #dce8e4;
  border-radius: 13px;
}

.booking-card strong {
  display: block;
  margin-top: 2px;
  font-size: 12px;
}

.booking-label {
  color: #728078;
  font-size: 9px;
  font-weight: 700;
}

.slot-row {
  display: flex;
  gap: 7px;
  margin-top: 10px;
}

.slot-row button {
  padding: 6px 12px;
  background: var(--teal-soft);
  border: 1px solid #a9e8d5;
  border-radius: 8px;
  color: #087b60;
  font-size: 10px;
  font-weight: 800;
}

.composer {
  display: flex;
  min-height: 61px;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--white);
  border-top: 1px solid #e3e9ed;
}

.composer span {
  flex: 1;
  padding: 10px 12px;
  background: #f3f5f6;
  border-radius: 10px;
  color: #9aa4ad;
  font-size: 10px;
}

.composer button {
  padding: 10px 12px;
  background: var(--teal);
  border: 0;
  border-radius: 9px;
  color: white;
  font-size: 10px;
  font-weight: 800;
}

.industry-switcher {
  position: relative;
  z-index: 3;
  display: flex;
  max-width: 100%;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 25px;
}

.industry-pill {
  padding: 8px 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
  box-shadow: 0 6px 16px rgba(11, 23, 38, 0.05);
}

.industry-pill.active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.proof-bar {
  position: relative;
  z-index: 2;
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px 25px;
  padding: 18px 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px 22px 0 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
  box-shadow: 0 -12px 50px rgba(19, 43, 67, 0.05);
}

.proof-label {
  padding: 5px 10px;
  background: var(--orange-soft);
  border-radius: 999px;
  color: #bf4522;
  font-size: 12px;
  font-weight: 850;
}

.section {
  padding: 116px 0;
}

.section-heading {
  display: grid;
  max-width: 790px;
  gap: 16px;
  margin-bottom: 54px;
}

.section-heading.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading.center .kicker {
  justify-content: center;
}

.section-heading h2,
.outcome-intro h2,
.industry-copy h2,
.calculator-copy h2,
.faq-intro h2,
.fit-card h2,
.final-cta h2 {
  margin: 0;
  font-size: clamp(2.35rem, 4.5vw, 4.5rem);
  line-height: 1.12;
  letter-spacing: -0.055em;
}

.section-heading p,
.outcome-intro > p,
.industry-copy > p,
.calculator-copy > p,
.faq-intro > p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.problem-section {
  background: var(--white);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.problem-card {
  min-height: 300px;
  padding: 28px;
  background: var(--paper);
  border: 1px solid #e6edf2;
  border-radius: var(--radius-md);
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.problem-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 44px rgba(19, 43, 67, 0.09);
}

.problem-number {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.problem-card h3 {
  margin: 64px 0 12px;
  font-size: 22px;
  line-height: 1.35;
  letter-spacing: -0.025em;
}

.problem-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.problem-card-accent {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--white);
}

.problem-card-accent .problem-number {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  color: white;
}

.problem-card-accent p {
  color: rgba(255, 255, 255, 0.84);
}

.outcome-section {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}

.outcome-section::before {
  position: absolute;
  top: -220px;
  right: -120px;
  width: 620px;
  height: 620px;
  border: 1px solid rgba(23, 211, 161, 0.18);
  border-radius: 50%;
  box-shadow: 0 0 0 80px rgba(23, 211, 161, 0.03), 0 0 0 160px rgba(23, 211, 161, 0.025);
  content: "";
}

.outcome-layout {
  position: relative;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 90px;
}

.kicker.light {
  color: var(--teal-bright);
}

.outcome-intro > p {
  margin-top: 28px;
  color: rgba(255, 255, 255, 0.66);
}

.outcome-list {
  border-top: 1px solid var(--line-dark);
}

.outcome-item {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 18px;
  padding: 27px 0;
  border-bottom: 1px solid var(--line-dark);
}

.outcome-item > span {
  color: var(--teal-bright);
  font-size: 13px;
  font-weight: 900;
}

.outcome-item strong {
  display: block;
  font-size: 21px;
}

.outcome-item p {
  margin: 6px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 15px;
}

.flow-section {
  background: var(--paper);
}

.flow-board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.flow-track {
  position: absolute;
  top: 53px;
  right: 8%;
  left: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--teal), var(--blue), var(--orange));
}

.flow-step {
  position: relative;
  z-index: 1;
  min-width: 0;
  padding: 24px 18px;
  text-align: center;
}

.flow-index {
  position: absolute;
  top: 2px;
  right: 12px;
  color: #91a0ac;
  font-size: 11px;
  font-weight: 900;
}

.flow-icon {
  display: grid;
  width: 60px;
  height: 60px;
  place-items: center;
  margin: 0 auto 25px;
  background: var(--white);
  border: 2px solid var(--ink);
  border-radius: 18px;
  box-shadow: 7px 7px 0 var(--teal-soft);
  font-size: 21px;
  font-weight: 900;
}

.flow-step h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.flow-step p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.industry-section {
  background: var(--white);
}

.industry-layout {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  align-items: start;
  gap: 70px;
}

.industry-copy {
  position: sticky;
  top: 112px;
}

.industry-copy h2 {
  margin: 17px 0 20px;
}

.outcome-intro .balanced-headline,
.industry-copy .balanced-headline {
  font-size: clamp(2.45rem, 4vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.faq-intro .balanced-headline {
  font-size: clamp(2.4rem, 4vw, 4rem);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.delivery-section .balanced-headline {
  font-size: clamp(2.6rem, 4.2vw, 4.2rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.calculator-copy .balanced-headline {
  font-size: clamp(2.4rem, 3.8vw, 3.3rem);
  line-height: 1.1;
  letter-spacing: -0.05em;
}

.headline-line {
  display: block;
  white-space: nowrap;
}

.vertical-tabs {
  display: grid;
  gap: 9px;
  margin-top: 34px;
}

.vertical-tab {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 18px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--ink-soft);
  text-align: left;
}

.vertical-tab span {
  font-weight: 800;
}

.vertical-tab small {
  color: var(--muted);
  font-size: 12px;
}

.vertical-tab.active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.vertical-tab.active small {
  color: rgba(255, 255, 255, 0.62);
}

.vertical-panel {
  min-height: 650px;
  padding: 46px;
  background:
    radial-gradient(circle at 90% 8%, rgba(23, 211, 161, 0.27), transparent 26%),
    var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.vertical-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.vertical-badge {
  padding: 7px 12px;
  background: var(--teal-soft);
  border-radius: 999px;
  color: #087b60;
  font-size: 12px;
  font-weight: 850;
}

.vertical-note {
  color: var(--muted);
  font-size: 12px;
}

.vertical-panel h3 {
  max-width: 620px;
  margin: 34px 0 16px;
  font-size: clamp(2rem, 3vw, 3.2rem);
  line-height: 1.18;
  letter-spacing: -0.045em;
}

.vertical-panel > p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.vertical-scenarios {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 34px 0;
}

.vertical-scenarios div {
  display: flex;
  min-height: 86px;
  align-items: center;
  gap: 13px;
  padding: 16px;
  background: var(--white);
  border: 1px solid #e0e8ed;
  border-radius: 15px;
}

.vertical-scenarios span {
  color: var(--teal);
  font-size: 11px;
  font-weight: 900;
}

.vertical-scenarios strong {
  font-size: 14px;
  line-height: 1.45;
}

.vertical-example {
  padding: 24px;
  background: var(--ink);
  border-radius: 18px;
  color: var(--white);
}

.vertical-example > span {
  color: var(--teal-bright);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.vertical-example blockquote {
  margin: 10px 0 0;
  font-size: 17px;
  font-weight: 650;
  line-height: 1.6;
}

.capability-section {
  background: #edf3f7;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.bento {
  min-height: 270px;
  padding: 29px;
  background: var(--white);
  border: 1px solid #dfe8ee;
  border-radius: var(--radius-md);
}

.bento-wide {
  display: grid;
  min-height: 370px;
  grid-column: span 2;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 32px;
}

.bento-dark {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}

.bento-highlight {
  background: var(--teal-soft);
  border-color: #bcebdd;
}

.bento-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  background: var(--ink);
  border-radius: 14px;
  color: var(--teal-bright);
  font-weight: 900;
}

.bento h3 {
  margin: 48px 0 12px;
  font-size: 22px;
  line-height: 1.35;
  letter-spacing: -0.025em;
}

.bento p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.bento-wide h3 {
  margin: 18px 0 14px;
  font-size: clamp(2rem, 3.2vw, 3.1rem);
  line-height: 1.14;
  letter-spacing: -0.045em;
}

.bento-wide .bento-balanced-title {
  font-size: clamp(1.95rem, 2.6vw, 2.15rem);
  line-height: 1.16;
  letter-spacing: -0.04em;
}

.bento-title-line {
  display: block;
  white-space: nowrap;
}

.bento-dark p {
  color: rgba(255, 255, 255, 0.66);
}

.bento-tag {
  color: var(--teal);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.06em;
}

.bento-dark .bento-tag {
  color: var(--teal-bright);
}

.data-stack {
  display: grid;
  gap: 9px;
}

.data-row {
  display: flex;
  min-height: 62px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 0 15px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
}

.data-row strong {
  color: var(--teal-bright);
  font-size: 11px;
}

.guard-card {
  padding: 23px;
  background: var(--white);
  border: 1px solid #bfe8db;
  border-radius: 17px;
  box-shadow: 0 18px 38px rgba(13, 185, 140, 0.15);
}

.guard-card span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 750;
}

.guard-card strong {
  display: block;
  margin: 8px 0 12px;
  color: #c14725;
  font-size: 16px;
}

.guard-card p {
  color: var(--ink-soft);
  font-size: 13px;
}

.calculator-section {
  background: var(--white);
}

.calculator-layout {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  align-items: center;
  gap: 80px;
}

.calculator-copy h2 {
  margin: 17px 0 23px;
}

.calculator-card {
  padding: 38px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.range-field + .range-field {
  margin-top: 25px;
}

.range-field > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 8px;
}

.range-field label {
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 700;
}

.range-field output {
  color: var(--ink);
  font-weight: 900;
}

.range-field input {
  width: 100%;
  height: 7px;
  appearance: none;
  background: #d6e0e7;
  border-radius: 999px;
  accent-color: var(--teal);
}

.range-field input::-webkit-slider-thumb {
  width: 23px;
  height: 23px;
  appearance: none;
  background: var(--teal);
  border: 4px solid var(--white);
  border-radius: 50%;
  box-shadow: 0 3px 10px rgba(11, 23, 38, 0.2);
}

.estimate-box {
  display: grid;
  gap: 5px;
  margin-top: 34px;
  padding: 24px;
  background: var(--ink);
  border-radius: 19px;
  color: var(--white);
}

.estimate-box span {
  color: rgba(255, 255, 255, 0.65);
  font-size: 12px;
  font-weight: 700;
}

.estimate-box strong {
  color: var(--teal-bright);
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.estimate-box small {
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.formula {
  margin: 13px 2px 0;
  color: #788795;
  font-size: 12px;
}

.delivery-section {
  background: var(--paper);
}

.delivery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}

.delivery-card {
  min-height: 280px;
  padding: 27px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.delivery-card > span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
}

.delivery-card h3 {
  margin: 70px 0 12px;
  font-size: 20px;
  line-height: 1.4;
}

.delivery-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.deployment-choice {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 22px;
  overflow: hidden;
  background: var(--ink);
  border-radius: 18px;
  color: var(--white);
}

.deployment-choice div {
  padding: 25px;
}

.deployment-choice div + div {
  border-left: 1px solid var(--line-dark);
}

.deployment-choice span,
.deployment-choice strong {
  display: block;
}

.deployment-choice span {
  margin-bottom: 6px;
  color: var(--teal-bright);
  font-size: 11px;
  font-weight: 850;
}

.deployment-choice strong {
  font-size: 14px;
}

.fit-section {
  padding-top: 0;
  background: var(--paper);
}

.fit-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
}

.fit-card {
  min-height: 500px;
  padding: 48px;
  border-radius: var(--radius-lg);
}

.fit-yes {
  background: var(--teal-soft);
  border: 1px solid #bcebdd;
}

.fit-no {
  background: var(--white);
  border: 1px solid var(--line);
}

.fit-label {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.fit-card h2 {
  margin: 18px 0 34px;
  font-size: clamp(2.05rem, 3.5vw, 3.3rem);
}

.fit-card ul {
  display: grid;
  gap: 15px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.fit-card li {
  position: relative;
  padding-left: 28px;
  color: var(--ink-soft);
  font-size: 15px;
}

.fit-card li::before {
  position: absolute;
  top: 0.28em;
  left: 0;
  display: grid;
  width: 18px;
  height: 18px;
  place-items: center;
  background: var(--white);
  border-radius: 50%;
  color: var(--teal);
  content: "✓";
  font-size: 10px;
  font-weight: 900;
}

.fit-no li::before {
  background: var(--orange-soft);
  color: var(--orange);
  content: "—";
}

.faq-section {
  background: var(--white);
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  align-items: start;
  gap: 82px;
}

.faq-intro {
  position: sticky;
  top: 112px;
}

.faq-intro h2 {
  margin: 17px 0 23px;
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  display: flex;
  min-height: 92px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  cursor: pointer;
  font-size: 18px;
  font-weight: 800;
  list-style: none;
}

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

.faq-list summary span {
  position: relative;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.faq-list summary span::before,
.faq-list summary span::after {
  position: absolute;
  top: 13px;
  left: 7px;
  width: 12px;
  height: 2px;
  background: var(--ink);
  content: "";
}

.faq-list summary span::after {
  transform: rotate(90deg);
  transition: transform 180ms ease;
}

.faq-list details[open] summary span::after {
  transform: rotate(0);
}

.faq-list details p {
  max-width: 720px;
  padding: 0 55px 26px 0;
  margin: -8px 0 0;
  color: var(--muted);
}

.final-cta {
  padding: 100px 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 86% 20%, rgba(23, 211, 161, 0.35), transparent 24%),
    var(--ink);
  color: var(--white);
}

.final-cta-layout {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 70px;
}

.cta-kicker {
  color: var(--teal-bright);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.04em;
}

.final-cta h2 {
  margin: 17px 0 19px;
}

.final-cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 17px;
}

.cta-actions {
  display: grid;
  justify-items: center;
  gap: 11px;
}

.cta-actions span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
}

.site-footer {
  padding: 55px 0;
  background: #07111e;
  color: var(--white);
}

.footer-layout {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 30px;
}

.footer-brand {
  color: var(--white);
}

.footer-layout > div > p {
  margin: 14px 0 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 13px;
}

.footer-links {
  display: flex;
  gap: 22px;
  color: rgba(255, 255, 255, 0.65);
  font-size: 13px;
}

.footer-links a:hover {
  color: var(--teal-bright);
}

.copyright {
  grid-column: 1 / -1;
  padding-top: 28px;
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.4);
  font-size: 12px;
}

.contact-dialog {
  width: min(760px, calc(100% - 28px));
  max-width: calc(100% - 28px);
  max-height: calc(100dvh - 28px);
  padding: 0;
  overflow-x: hidden;
  overflow-y: auto;
  background: var(--white);
  border: 0;
  border-radius: 28px;
  color: var(--ink);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.3);
}

.contact-dialog::backdrop {
  background: rgba(4, 12, 22, 0.72);
  backdrop-filter: blur(8px);
}

.dialog-close {
  position: absolute;
  z-index: 2;
  top: 18px;
  right: 18px;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  background: rgba(11, 23, 38, 0.08);
  border: 0;
  border-radius: 50%;
  color: var(--ink);
  font-size: 24px;
}

.dialog-head {
  min-width: 0;
  padding: 42px 46px 25px;
  background:
    radial-gradient(circle at 90% 10%, rgba(23, 211, 161, 0.26), transparent 33%),
    var(--paper);
}

.dialog-badge {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.dialog-head h2 {
  margin: 13px 0 12px;
  font-size: clamp(2.25rem, 5vw, 3.15rem);
  line-height: 1.1;
  letter-spacing: -0.045em;
}

.dialog-head h2 span {
  display: block;
  white-space: nowrap;
}

.dialog-head p {
  margin: 0;
  color: var(--muted);
}

#contact-form {
  display: grid;
  position: relative;
  min-width: 0;
  gap: 17px;
  padding: 26px 46px 24px;
}

.lead-trap {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-grid {
  display: grid;
  min-width: 0;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

#contact-form .contact-field {
  display: grid;
  min-width: 0;
  gap: 7px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 750;
}

#contact-form .contact-field > span {
  display: flex;
  align-items: center;
  gap: 7px;
}

#contact-form .contact-field em {
  padding: 2px 6px;
  background: var(--orange-soft);
  border-radius: 999px;
  color: #bf4522;
  font-size: 10px;
  font-style: normal;
}

#contact-form input[type="text"],
#contact-form select {
  width: 100%;
  min-width: 0;
  min-height: 50px;
  padding: 0 40px 0 13px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 11px;
  color: var(--ink);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

#contact-form input[type="text"] {
  min-height: 54px;
  padding-right: 14px;
  font-size: 16px;
}

#contact-form input[type="text"]:focus,
#contact-form select:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 4px rgba(13, 185, 140, 0.12);
}

#contact-form .contact-field small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
}

.privacy-consent {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  color: var(--muted);
  cursor: pointer;
  font-size: 12px;
  line-height: 1.5;
}

.privacy-consent input {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  margin-top: 1px;
  accent-color: var(--teal);
}

.contact-result {
  padding: 14px;
  background: var(--teal-soft);
  border: 1px solid #bcebdd;
  border-radius: 12px;
}

.contact-result[data-state="error"] {
  background: var(--orange-soft);
  border-color: #ffd3c4;
}

.contact-result span {
  color: #087b60;
  font-size: 11px;
  font-weight: 850;
}

.contact-result p {
  margin: 5px 0 0;
  font-size: 14px;
}

.form-delivery-note {
  margin: -6px 0 0;
  color: var(--muted);
  font-size: 11px;
  text-align: center;
}

.contact-methods {
  display: grid;
  min-width: 0;
  gap: 15px;
  padding: 22px 46px;
  background: var(--ink);
  color: var(--white);
}

.contact-methods-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.contact-methods-head span {
  color: var(--teal-bright);
  font-size: 12px;
  font-weight: 850;
}

.contact-methods-head strong {
  font-size: 16px;
}

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

.direct-contact-card {
  display: grid;
  min-width: 0;
  gap: 3px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  color: var(--white);
  text-align: left;
  text-decoration: none;
  transition: background 160ms ease, border-color 160ms ease;
}

.direct-contact-card:hover {
  background: rgba(255, 255, 255, 0.13);
  border-color: rgba(23, 211, 161, 0.5);
}

.direct-contact-card span {
  color: rgba(255, 255, 255, 0.56);
  font-size: 10px;
}

.direct-contact-card strong {
  overflow: hidden;
  font-size: 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.direct-contact-card small {
  color: var(--teal-bright);
  font-size: 11px;
}

.wechat-qr-card {
  display: flex;
  grid-column: 1 / -1;
  align-items: center;
  gap: 14px;
  padding: 12px;
  background: var(--white);
  border-radius: 14px;
  color: var(--ink);
}

.wechat-qr-card img {
  width: 96px;
  height: 96px;
  object-fit: contain;
  border-radius: 9px;
}

.wechat-qr-card > div {
  display: grid;
  gap: 4px;
}

.wechat-qr-card strong {
  font-size: 14px;
  font-weight: 800;
}

.wechat-qr-card small {
  color: var(--muted);
  font-size: 11px;
}

.contact-config-note {
  padding: 13px 46px 18px;
  margin: 0;
  background: var(--ink);
  color: rgba(255, 255, 255, 0.5);
  font-size: 11px;
}

.contact-config-note code {
  color: var(--teal-bright);
}

.toast {
  position: fixed;
  z-index: 1000;
  right: 20px;
  bottom: 20px;
  padding: 12px 17px;
  background: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  color: var(--white);
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.reveal {
  opacity: 1;
  transform: none;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(13, 185, 140, 0.12); }
  50% { box-shadow: 0 0 0 8px rgba(13, 185, 140, 0.04); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1080px) {
  .site-nav {
    gap: 18px;
  }

  .hero-layout {
    grid-template-columns: 1fr 410px;
    gap: 35px;
  }

  .problem-grid,
  .delivery-grid {
    grid-template-columns: 1fr 1fr;
  }

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

@media (max-width: 900px) {
  :root {
    --shell: min(100% - 30px, 760px);
  }

  .header-cta {
    margin-left: auto;
  }

  .menu-button {
    display: block;
    order: 3;
  }

  .site-nav {
    position: absolute;
    top: 76px;
    right: 15px;
    left: 15px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 17px;
    box-shadow: var(--shadow);
  }

  .site-nav.open {
    display: flex;
  }

  .site-nav a {
    padding: 12px 14px;
    border-radius: 10px;
  }

  .site-nav a:hover {
    background: var(--paper);
  }

  .hero {
    padding-top: 60px;
  }

  .hero-layout,
  .outcome-layout,
  .industry-layout,
  .calculator-layout,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .hero-layout {
    gap: 70px;
  }

  .hero-copy {
    text-align: center;
  }

  .eyebrow,
  .hero-actions,
  .hero-points {
    justify-content: center;
  }

  .hero-lead {
    margin: 0 auto;
  }

  .outcome-layout {
    gap: 55px;
  }

  .flow-board {
    grid-template-columns: repeat(3, 1fr);
  }

  .flow-track {
    display: none;
  }

  .industry-layout {
    gap: 38px;
  }

  .industry-copy,
  .faq-intro {
    position: static;
  }

  .vertical-tabs {
    grid-template-columns: 1fr 1fr;
  }

  .vertical-panel {
    min-height: auto;
  }

  .calculator-layout,
  .faq-layout {
    gap: 44px;
  }

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

  .fit-card {
    min-height: auto;
  }

  .final-cta-layout {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .cta-actions {
    justify-items: start;
  }
}

@media (max-width: 640px) {
  :root {
    --shell: calc(100% - 24px);
  }

  .site-header {
    background: rgba(245, 248, 251, 0.96);
  }

  .nav-wrap {
    min-height: 68px;
    gap: 8px;
  }

  .site-nav {
    top: 68px;
    right: 12px;
    left: 12px;
  }

  .brand {
    font-size: 15px;
  }

  .brand-mark {
    width: 31px;
    height: 31px;
    border-radius: 9px;
  }

  .header-cta {
    display: none;
  }

  .menu-button {
    width: 40px;
    height: 40px;
    padding: 9px;
  }

  .hero {
    padding-top: 42px;
  }

  .hero-layout {
    gap: 54px;
  }

  .hero h1 {
    font-size: clamp(2.75rem, 12vw, 3.4rem);
  }

  .mobile-break {
    display: inline;
  }

  .hero-lead {
    font-size: 17px;
  }

  .hero-actions {
    display: grid;
  }

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

  .hero-points {
    display: grid;
    justify-content: start;
    width: fit-content;
    margin: 0 auto;
    text-align: left;
  }

  .phone-shell {
    width: min(360px, 96%);
    border-width: 7px;
    border-radius: 34px;
    transform: none;
  }

  .chat-area {
    min-height: 414px;
  }

  .industry-switcher {
    max-width: 390px;
  }

  .proof-bar {
    justify-content: flex-start;
    gap: 9px 14px;
    padding: 18px;
    border-radius: 18px 18px 0 0;
  }

  .section {
    padding: 82px 0;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .section-heading h2,
  .outcome-intro h2,
  .industry-copy h2,
  .calculator-copy h2,
  .faq-intro h2,
  .final-cta h2 {
    font-size: clamp(2.2rem, 11vw, 3.35rem);
  }

  .outcome-intro .balanced-headline,
  .industry-copy .balanced-headline,
  .faq-intro .balanced-headline {
    font-size: clamp(2rem, 9.5vw, 3.1rem);
  }

  .delivery-section .balanced-headline {
    font-size: clamp(1.85rem, 9vw, 3.1rem);
  }

  .calculator-copy .balanced-headline {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .section-heading p,
  .outcome-intro > p,
  .industry-copy > p,
  .calculator-copy > p,
  .faq-intro > p {
    font-size: 16px;
  }

  .problem-grid,
  .delivery-grid,
  .bento-grid,
  .vertical-scenarios,
  .deployment-choice,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .problem-card {
    min-height: 245px;
  }

  .problem-card h3 {
    margin-top: 42px;
  }

  .flow-board {
    grid-template-columns: 1fr 1fr;
  }

  .flow-step:last-child {
    grid-column: 1 / -1;
  }

  .vertical-tabs {
    display: flex;
    padding-bottom: 8px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
  }

  .vertical-tab {
    min-width: 190px;
    flex-direction: column;
    align-items: flex-start;
    scroll-snap-align: start;
  }

  .vertical-panel {
    padding: 29px 22px;
    border-radius: 24px;
  }

  .vertical-panel-top {
    align-items: flex-start;
    flex-direction: column;
    gap: 9px;
  }

  .vertical-panel h3 {
    font-size: 2.15rem;
  }

  .bento,
  .bento-wide {
    grid-column: auto;
    min-height: auto;
  }

  .bento-wide {
    grid-template-columns: 1fr;
    padding: 30px 24px;
  }

  .bento h3 {
    margin-top: 28px;
  }

  .bento-wide h3 {
    margin-top: 16px;
  }

  .bento-wide .bento-balanced-title {
    font-size: clamp(1.75rem, 8vw, 2.05rem);
  }

  .calculator-card,
  .fit-card {
    padding: 28px 22px;
    border-radius: 24px;
  }

  .delivery-card {
    min-height: 235px;
  }

  .delivery-card h3 {
    margin-top: 45px;
  }

  .deployment-choice div + div {
    border-top: 1px solid var(--line-dark);
    border-left: 0;
  }

  .faq-list summary {
    min-height: 80px;
    font-size: 16px;
  }

  .faq-list details p {
    padding-right: 0;
  }

  .final-cta {
    padding: 80px 0;
  }

  .footer-layout {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .footer-links {
    flex-wrap: wrap;
  }

  .dialog-head,
  #contact-form {
    padding-right: 22px;
    padding-left: 22px;
  }

  .contact-dialog {
    width: calc(100vw - 28px);
    max-width: calc(100vw - 28px);
    min-width: 0;
    margin: auto;
  }

  .dialog-head {
    padding-top: 50px;
  }

  .contact-methods {
    padding: 20px 22px;
  }

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

  .dialog-head h2 {
    font-size: clamp(1.9rem, 9vw, 2.45rem);
  }

  .dialog-head h2 span {
    white-space: normal;
  }

  .contact-config-note {
    padding: 0 22px 18px;
  }
}