:root {
  --orange: #ff7a1a;
  --orange-deep: #e85c00;
  --orange-soft: #fff2e7;
  --ink: #251a13;
  --muted: #78675d;
  --line: #ead9ca;
  --paper: #fffaf5;
  --white: #ffffff;
  --green: #2f8c67;
  --shadow: 0 24px 70px rgba(199, 88, 0, 0.16);
  --radius: 24px;
  --max: 1180px;
  --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, p { margin: 0; }
.site-shell {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 8%, rgba(255, 155, 102, 0.34), transparent 26%),
    radial-gradient(circle at 86% 12%, rgba(255, 122, 26, 0.16), transparent 26%),
    linear-gradient(180deg, #fff8f0 0%, #fffaf5 48%, #ffffff 100%);
}
.site-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(232, 92, 0, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 92, 0, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, black 0%, transparent 55%);
}
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; position: relative; z-index: 1; }
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: 0; font-size: 20px; }
.brand-mark { width: 42px; height: 42px; border-radius: 14px; box-shadow: 0 14px 34px rgba(232, 92, 0, 0.28); background: var(--orange-soft); overflow: hidden; }
.brand-mark img { width: 100%; height: 100%; object-fit: cover; }
.nav-links { display: flex; align-items: center; gap: 30px; color: rgba(37, 26, 19, 0.68); font-size: 14px; font-weight: 600; }
.nav-links a { transition: color 180ms ease; }
.nav-links a:hover { color: var(--orange-deep); }
.nav-button, .button-primary, .button-secondary { display: inline-flex; align-items: center; justify-content: center; white-space: nowrap; border-radius: 999px; font-weight: 800; transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease; }
.nav-button { padding: 11px 20px; color: var(--white); background: var(--orange); box-shadow: 0 14px 30px rgba(232, 92, 0, 0.22); }
.button-primary { padding: 16px 28px; min-height: 54px; color: var(--white); background: var(--orange); box-shadow: 0 16px 36px rgba(232, 92, 0, 0.26); }
.button-secondary { padding: 15px 26px; min-height: 54px; color: var(--ink); background: rgba(255, 255, 255, 0.74); border: 1px solid rgba(232, 92, 0, 0.18); }
.nav-button:hover, .button-primary:hover, .button-secondary:hover { transform: translateY(-2px); }
.nav-button:active, .button-primary:active, .button-secondary:active { transform: translateY(1px); }
.hero { min-height: calc(100dvh - 76px); display: grid; grid-template-columns: minmax(0, 1fr) 430px; align-items: center; gap: 70px; padding: 46px 0 76px; }
.hero-copy { padding-top: 18px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 20px; color: var(--orange-deep); font-size: 14px; font-weight: 800; }
.eyebrow::before { content: ""; width: 28px; height: 2px; border-radius: 999px; background: var(--orange); }
h1 { max-width: 780px; font-size: clamp(42px, 6.2vw, 82px); line-height: 1.04; letter-spacing: 0; font-weight: 900; }
h1 span { color: var(--orange-deep); }
.hero-subtitle { max-width: 610px; margin-top: 24px; color: var(--muted); font-size: clamp(17px, 1.7vw, 21px); line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; max-width: 680px; margin-top: 48px; }
.fact { padding: 18px; border-radius: var(--radius); background: rgba(255, 255, 255, 0.64); border: 1px solid rgba(232, 92, 0, 0.13); backdrop-filter: blur(18px); }
.fact strong { display: block; font-size: 28px; line-height: 1; color: var(--orange-deep); letter-spacing: 0; }
.fact span { display: block; margin-top: 8px; color: var(--muted); font-size: 13px; line-height: 1.45; font-weight: 600; }
.phone-stage { position: relative; min-height: 620px; display: flex; justify-content: center; align-items: center; }
.phone-stage::before { content: ""; position: absolute; width: 430px; height: 430px; border-radius: 50%; background: linear-gradient(135deg, rgba(255, 122, 26, 0.22), rgba(255, 155, 102, 0.08)); filter: blur(3px); transform: translate(14px, 8px); }
.phone { position: relative; width: 306px; aspect-ratio: 395 / 822; padding: 12px; border-radius: 42px; background: #211711; box-shadow: var(--shadow), inset 0 0 0 1px rgba(255, 255, 255, 0.08); transform: rotate(2.5deg); animation: breathe 5.8s ease-in-out infinite; }
.phone img { width: 100%; height: 100%; object-fit: cover; border-radius: 32px; background: var(--white); }
.floating-card { position: absolute; width: 198px; padding: 18px; border-radius: var(--radius); background: rgba(255, 255, 255, 0.86); border: 1px solid rgba(232, 92, 0, 0.14); box-shadow: 0 20px 54px rgba(80, 46, 20, 0.12); backdrop-filter: blur(18px); }
.floating-card.top { top: 86px; left: -8px; }
.floating-card.bottom { right: -24px; bottom: 116px; }
.floating-card b { display: block; color: var(--ink); font-size: 15px; margin-bottom: 8px; }
.floating-card p { color: var(--muted); font-size: 13px; line-height: 1.55; }
section { padding: 96px 0; background: var(--white); }
section:nth-of-type(odd) { background: #fffaf500; }
.section-head { max-width: 730px; margin-bottom: 44px; }
.section-head h2, .screen-copy h2 { font-size: clamp(30px, 4vw, 52px); line-height: 1.12; font-weight: 900; letter-spacing: 0; }
.section-head p, .screen-copy p { margin-top: 16px; max-width: 620px; color: var(--muted); font-size: 17px; line-height: 1.75; }
.care-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 26px; align-items: stretch; }
.care-panel { min-height: 390px; border-radius: var(--radius); padding: 34px; background: linear-gradient(135deg, rgba(255, 122, 26, 0.14), rgba(255, 255, 255, 0.78)), var(--orange-soft); border: 1px solid rgba(232, 92, 0, 0.15); overflow: hidden; position: relative; }
.care-panel::after { content: ""; position: absolute; right: -70px; bottom: -120px; width: 330px; height: 330px; border-radius: 50%; background: rgba(255, 122, 26, 0.15); }
.care-panel h3, .support-card h3, .step h3 { font-size: 24px; line-height: 1.25; font-weight: 900; }
.care-panel p { max-width: 520px; margin-top: 16px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.topic-list { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; max-width: 620px; }
.topic-list span { padding: 10px 14px; border-radius: 999px; color: var(--orange-deep); background: rgba(255, 255, 255, 0.78); border: 1px solid rgba(232, 92, 0, 0.15); font-size: 14px; font-weight: 800; }
.support-stack { display: grid; gap: 18px; }
.support-card, .step { padding: 28px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); box-shadow: 0 18px 48px rgba(80, 46, 20, 0.06); }
.support-card { min-height: 186px; }
.support-card p, .step p, .privacy-card p { margin-top: 12px; color: var(--muted); font-size: 15px; line-height: 1.7; }
.proof-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(232, 92, 0, 0.16); background: var(--white); box-shadow: 0 18px 48px rgba(80, 46, 20, 0.06); }
.proof-item { padding: 30px; border-right: 1px solid var(--line); }
.proof-item:last-child { border-right: 0; }
.proof-item strong { display: block; color: var(--orange-deep); font-size: clamp(28px, 3vw, 42px); line-height: 1; letter-spacing: 0; }
.proof-item span { display: block; margin-top: 10px; color: var(--muted); font-size: 14px; line-height: 1.55; font-weight: 700; }
.screens { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: 34px; align-items: center; }
.screen-copy { padding-right: 16px; }
.screen-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; align-items: end; }
.screen-shot { padding: 10px; border-radius: 34px; background: #241914; box-shadow: 0 20px 56px rgba(80, 46, 20, 0.16); }
.screen-shot:nth-child(2) { transform: translateY(-28px); }
.screen-shot img { aspect-ratio: 395 / 822; object-fit: cover; border-radius: 25px; background: var(--white); }
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.step { min-height: 236px; }
.step-number { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; margin-bottom: 24px; border-radius: 16px; color: var(--white); background: var(--orange); font-weight: 900; }
.privacy-band { border-radius: var(--radius); padding: 34px; background: linear-gradient(135deg, rgba(47, 140, 103, 0.11), transparent 44%), #f7fbf7; border: 1px solid rgba(47, 140, 103, 0.18); }
.privacy-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.privacy-card { padding: 24px; border-radius: var(--radius); background: rgba(255, 255, 255, 0.76); border: 1px solid rgba(47, 140, 103, 0.14); }
.privacy-card b { display: block; color: var(--green); font-size: 18px; }
.final-cta { padding: 86px 0; background: radial-gradient(circle at 18% 20%, rgba(255, 155, 102, 0.32), transparent 28%), linear-gradient(135deg, #2b170d 0%, #6d2d00 56%, #e85c00 100%); color: var(--white); }
.cta-card { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; }
.cta-card h2 { max-width: 680px; font-size: clamp(32px, 4.2vw, 56px); line-height: 1.1; font-weight: 900; }
.cta-card p { max-width: 610px; margin-top: 16px; color: rgba(255, 255, 255, 0.75); font-size: 17px; line-height: 1.75; }
.cta-card .button-primary { background: var(--white); color: var(--orange-deep); box-shadow: 0 18px 44px rgba(0, 0, 0, 0.18); }
footer { background: #211711; color: rgba(255, 255, 255, 0.72); padding: 38px 0; font-size: 13px; line-height: 1.9; }
footer .container { display: flex; justify-content: space-between; gap: 30px; align-items: flex-start; }
footer a { color: #ffd4b6; text-decoration: underline; text-underline-offset: 3px; }
.footer-company { color: rgba(255, 255, 255, 0.86); font-weight: 700; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 680ms ease, transform 680ms ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@keyframes breathe { 0%, 100% { transform: rotate(2.5deg) translateY(0); } 50% { transform: rotate(1deg) translateY(-12px); } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: 1ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 1ms !important; } }
@media (max-width: 1040px) {
  .hero { grid-template-columns: 1fr; gap: 36px; padding-top: 28px; }
  .phone-stage { min-height: 560px; }
  .care-grid, .screens, .cta-card { grid-template-columns: 1fr; }
  .screen-copy { padding-right: 0; }
  .proof-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proof-item:nth-child(2) { border-right: 0; }
  .proof-item:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
}
@media (max-width: 760px) {
  .container { width: min(100% - 28px, var(--max)); }
  .nav { height: auto; padding: 16px 0; }
  .nav-links { display: none; }
  .brand { font-size: 18px; }
  .nav-button { padding: 10px 15px; font-size: 13px; }
  .hero { min-height: auto; padding: 42px 0 58px; }
  h1 { font-size: clamp(40px, 13vw, 58px); }
  .hero-facts, .steps, .privacy-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .button-primary, .button-secondary { width: 100%; }
  .phone-stage { min-height: 490px; }
  .phone { width: min(282px, 78vw); }
  .floating-card { width: 168px; padding: 14px; }
  .floating-card.top { left: 0; top: 32px; }
  .floating-card.bottom { right: 0; bottom: 44px; }
  section { padding: 70px 0; }
  .care-panel, .privacy-band { padding: 24px; }
  .proof-strip { grid-template-columns: 1fr; }
  .proof-item, .proof-item:nth-child(2) { border-right: 0; border-bottom: 1px solid var(--line); }
  .proof-item:last-child { border-bottom: 0; }
  .screen-row { grid-template-columns: repeat(3, 68%); overflow-x: auto; padding: 4px 2px 24px; scroll-snap-type: x mandatory; }
  .screen-shot { scroll-snap-align: center; }
  .screen-shot:nth-child(2) { transform: none; }
  .cta-card { text-align: left; }
  footer .container { flex-direction: column; }
}