:root {
  --ink: #0b0d12;
  --paper: #f4f1ea;
  --paper-2: #eae6dd;
  --white: #fff;
  --muted: #a8abb5;
  --line: rgba(255,255,255,.13);
  --red: #f1493f;
  --red-bright: #ff5b50;
  --max: 1180px;
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--white);
  font-family: "Inter", "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, select, textarea { font: inherit; }
.container { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: 1000; padding: 10px 16px;
  background: var(--white); color: var(--ink); transform: translateY(-150%);
}
.skip-link:focus { transform: none; }

.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100; height: 88px;
  transition: background .35s, backdrop-filter .35s, border-color .35s, height .35s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled {
  height: 72px; background: rgba(8,10,15,.76); backdrop-filter: blur(18px);
  border-color: var(--line);
}
.nav-wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.brand img { width: 180px; filter: brightness(0) invert(1); }
.nav { display: flex; align-items: center; gap: 32px; font-size: 14px; }
.nav > a:not(.nav-cta) { color: #d7d8dc; transition: color .25s; }
.nav > a:not(.nav-cta):hover { color: var(--white); }
.nav-cta {
  display: inline-flex; gap: 28px; align-items: center; padding: 12px 16px 12px 20px;
  border-radius: 999px; background: var(--white); color: var(--ink); font-weight: 700;
}
.nav-cta span, .button span { transition: transform .25s; }
.nav-cta:hover span, .button:hover span { transform: translate(3px,-3px); }
.menu-toggle { display: none; border: 0; background: none; color: white; padding: 10px; }
.menu-toggle span { display: block; width: 25px; height: 1px; margin: 6px 0; background: currentColor; transition: .3s; }

.hero {
  position: relative; min-height: 860px; padding-top: 88px; overflow: hidden;
  background: radial-gradient(circle at 75% 30%, #1d2029 0, #0b0d12 42%, #080a0e 74%);
}
.hero-grid {
  position: absolute; inset: 0; opacity: .18;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}
.hero-effects {
  position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; pointer-events: none;
  opacity: .82; mask-image: linear-gradient(to bottom, black 0%, black 78%, transparent 97%);
}
.orb { position: absolute; border-radius: 50%; filter: blur(4px); pointer-events: none; }
.orb-a {
  width: 420px; height: 420px; right: 8%; top: 18%;
  background: radial-gradient(circle at 35% 35%, rgba(241,73,63,.55), rgba(241,73,63,.04) 55%, transparent 70%);
}
.orb-b {
  width: 320px; height: 320px; right: 30%; bottom: 8%;
  background: radial-gradient(circle at center, rgba(89,99,137,.3), transparent 70%);
}
.hero-inner {
  min-height: 690px; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center;
  position: relative; z-index: 2; padding-block: 80px 110px;
}
.eyebrow {
  margin: 0 0 24px; font-size: 12px; line-height: 1; letter-spacing: .18em;
  font-weight: 800; color: #c2c4cb; display: flex; align-items: center; gap: 10px;
}
.eyebrow span { width: 28px; height: 1px; background: var(--red); }
.eyebrow.dark { color: #545861; }
.hero h1, .section-heading h2, .faq-intro h2, .contact-copy h2 {
  margin: 0; font-size: clamp(58px, 7.4vw, 112px); line-height: .91;
  letter-spacing: -.06em; font-weight: 820;
}
h1 em, h2 em { color: var(--red); font-style: normal; }
.hero-lead {
  max-width: 590px; margin: 34px 0 0; color: #b7bac2; font-size: 18px; line-height: 1.9;
}
.hero-actions { display: flex; align-items: center; gap: 30px; margin-top: 38px; }
.button {
  min-height: 56px; display: inline-flex; align-items: center; justify-content: space-between;
  gap: 42px; border: 1px solid transparent; border-radius: 999px; padding: 0 20px 0 26px;
  font-size: 14px; font-weight: 800; cursor: pointer; transition: transform .25s, box-shadow .25s, background .25s;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--red); color: white; box-shadow: 0 14px 40px rgba(241,73,63,.23); }
.button-primary:hover { background: var(--red-bright); box-shadow: 0 18px 48px rgba(241,73,63,.33); }
.text-link, .inline-arrow { font-weight: 700; font-size: 14px; display: inline-flex; gap: 20px; align-items: center; }
.text-link { color: #dfe0e4; }
.text-link span { color: var(--red); }
.hero-proof { display: flex; gap: 0; margin-top: 62px; }
.hero-proof div { display: flex; flex-direction: column; padding: 0 30px; border-left: 1px solid var(--line); }
.hero-proof div:first-child { padding-left: 0; border-left: 0; }
.hero-proof strong { font-size: 23px; letter-spacing: -.03em; }
.hero-proof span { font-size: 11px; margin-top: 5px; color: #8e929c; }

.hero-visual { min-height: 530px; display: flex; justify-content: center; align-items: center; perspective: 1000px; }
.cloud-stage {
  position: relative; width: min(520px, 42vw); aspect-ratio: 1;
  border: 1px solid rgba(255,255,255,.1); border-radius: 50%;
  transform-style: preserve-3d; transition: transform .16s ease-out;
}
.cloud-stage::before, .cloud-stage::after {
  content: ""; position: absolute; border-radius: 50%; border: 1px solid rgba(255,255,255,.08);
}
.cloud-stage::before { inset: 10%; }
.cloud-stage::after { inset: 22%; border-style: dashed; animation: spin 26s linear infinite; }
.cloud-core {
  position: absolute; inset: 32%; border-radius: 50%; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center;
  background: linear-gradient(145deg, #fc6055, #d8322b); box-shadow: 0 25px 80px rgba(241,73,63,.38);
}
.cloud-kicker { font-size: 8px; letter-spacing: .2em; opacity: .75; }
.cloud-core strong { font-size: 24px; letter-spacing: -.04em; }
.cloud-core small { font-size: 10px; margin-top: 4px; opacity: .75; }
.float-card {
  position: absolute; z-index: 3; min-width: 168px; padding: 14px 18px; border: 1px solid rgba(255,255,255,.14);
  background: rgba(18,21,29,.72); backdrop-filter: blur(18px); border-radius: 15px;
  display: flex; gap: 12px; align-items: center; box-shadow: 0 20px 50px rgba(0,0,0,.32);
  animation: float 5s ease-in-out infinite;
}
.float-card small { display: block; color: #8f939e; font-size: 10px; }
.float-card strong { display: block; margin-top: 2px; font-size: 13px; }
.card-design { left: -4%; top: 27%; }
.card-host { right: -4%; bottom: 23%; animation-delay: -2.5s; }
.mini-icon { font-size: 22px; color: var(--red); }
.status-dot { width: 10px; height: 10px; border-radius: 50%; background: #63dc94; box-shadow: 0 0 18px #63dc94; }
.orbit-label { position: absolute; font-size: 8px; letter-spacing: .16em; color: #7e828d; }
.orbit-1 { top: 6%; left: 46%; }
.orbit-2 { left: 4%; bottom: 28%; }
.orbit-3 { right: 6%; top: 31%; }
.signal { position: absolute; width: 5px; height: 5px; background: white; border-radius: 50%; box-shadow: 0 0 12px white; }
.signal-one { top: 14%; left: 24%; animation: pulse 2.8s infinite; }
.signal-two { bottom: 10%; right: 29%; animation: pulse 2.8s 1.2s infinite; }
.hero-marquee {
  position: absolute; bottom: 0; inset-inline: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.02); overflow: hidden; padding: 16px 0; white-space: nowrap;
}
.hero-marquee div { display: inline-flex; gap: 26px; align-items: center; animation: marquee 30s linear infinite; }
.hero-marquee span { font-size: 11px; letter-spacing: .2em; color: #727681; }
.hero-marquee i { font-style: normal; color: var(--red); }

.section { padding: 130px 0; }
.about { background: var(--paper); color: var(--ink); }
.section-heading { max-width: 920px; }
.section-heading h2 { font-size: clamp(44px, 6vw, 82px); line-height: 1.04; }
.about-grid {
  margin-top: 80px; display: grid; grid-template-columns: 90px 1fr 1fr; gap: 60px;
  align-items: start; border-top: 1px solid #cac7c0; padding-top: 50px;
}
.about-number span { font-size: 12px; font-weight: 800; color: var(--red); }
.about-copy { max-width: 520px; }
.about-copy p { font-size: 15px; line-height: 1.95; color: #64666c; }
.about-copy .lead { margin-top: 0; font-size: 19px; line-height: 1.8; color: #24262c; }
.inline-arrow { margin-top: 24px; padding-bottom: 6px; border-bottom: 1px solid #b7b3aa; }
.inline-arrow span { color: var(--red); }
.manifesto { display: flex; flex-direction: column; align-items: flex-start; }
.manifesto span { color: #96928a; font-size: 11px; letter-spacing: .2em; margin-bottom: 12px; }
.manifesto strong { font-size: clamp(30px, 3.5vw, 49px); line-height: 1.08; letter-spacing: -.05em; }
.manifesto strong:nth-child(3) { color: var(--red); }

.services { background: #0b0d12; }
.section-heading.split { max-width: none; display: grid; grid-template-columns: 1.2fr .8fr; gap: 100px; align-items: end; }
.section-heading.split h2 { color: white; }
.section-heading.split > p { margin: 0 0 5px; color: #9599a3; line-height: 1.9; max-width: 450px; }
.service-list { margin-top: 80px; border-top: 1px solid var(--line); }
.service-row {
  min-height: 152px; display: grid; grid-template-columns: 70px 80px 1fr 1fr 40px; gap: 25px;
  align-items: center; border-bottom: 1px solid var(--line); transition: background .35s, padding .35s;
}
.service-row:hover { background: rgba(255,255,255,.035); padding-inline: 20px; }
.service-index { font-size: 11px; color: #686c76; }
.service-icon {
  width: 54px; height: 54px; border: 1px solid #323641; border-radius: 50%; display: grid; place-items: center;
  color: var(--red); font-size: 23px; transition: background .35s, color .35s, border .35s;
}
.service-row:hover .service-icon { background: var(--red); color: white; border-color: var(--red); }
.service-row h3 { font-size: clamp(22px, 2.2vw, 31px); letter-spacing: -.04em; }
.service-row p { color: #8f939d; font-size: 14px; line-height: 1.8; max-width: 430px; }
.service-arrow { color: var(--red); font-size: 22px; }
.preview-offer {
  position: relative; isolation: isolate; min-height: 490px; margin-top: 90px; padding: 68px;
  border: 1px solid rgba(255,255,255,.12); border-radius: 30px; overflow: hidden;
  background:
    radial-gradient(circle at 84% 50%, rgba(241,73,63,.24), transparent 32%),
    linear-gradient(135deg, #181b23, #101218);
  display: grid; grid-template-columns: 1fr .9fr; gap: 70px; align-items: center;
}
.preview-offer::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .22;
  background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size: 54px 54px; mask-image: linear-gradient(90deg, black, transparent 75%);
}
.preview-label {
  margin: 0 0 22px; color: #8d919b; font-size: 10px; font-weight: 800; letter-spacing: .18em;
}
.preview-label span { color: var(--red); margin-right: 12px; }
.preview-offer h3 {
  margin: 0; font-size: clamp(40px, 4.4vw, 64px); line-height: 1.02; letter-spacing: -.055em;
}
.preview-offer h3 em { color: var(--red); font-style: normal; }
.preview-offer-copy > p:not(.preview-label) {
  max-width: 560px; margin: 26px 0 0; color: #a3a6af; font-size: 15px; line-height: 1.9;
}
.preview-steps { display: flex; flex-wrap: wrap; gap: 12px 20px; margin: 28px 0 32px; }
.preview-steps span { color: #d4d6da; font-size: 11px; }
.preview-steps i { color: var(--red); font-style: normal; font-weight: 900; margin-right: 6px; }
.preview-window {
  position: relative; width: 100%; aspect-ratio: 1.15; overflow: hidden; transform: rotate(3deg);
  border: 1px solid rgba(255,255,255,.18); border-radius: 18px; background: #0a0c11;
  box-shadow: 0 35px 80px rgba(0,0,0,.48); transition: transform .45s ease;
}
.preview-offer:hover .preview-window { transform: rotate(0) translateY(-8px); }
.preview-browser-bar {
  height: 42px; padding: 0 14px; display: flex; gap: 6px; align-items: center;
  background: #20232b; border-bottom: 1px solid rgba(255,255,255,.1);
}
.preview-browser-bar span { width: 7px; height: 7px; border-radius: 50%; background: #555963; }
.preview-browser-bar span:first-child { background: var(--red); }
.preview-browser-bar i {
  min-width: 0; margin-left: 8px; padding: 6px 18px; border-radius: 999px; background: #15181f;
  color: #686c76; font-size: 8px; font-style: normal; letter-spacing: .04em;
}
.preview-screen { position: relative; height: calc(100% - 42px); padding: 28px; overflow: hidden; }
.preview-nav { width: 38%; height: 7px; margin-bottom: 48px; border-radius: 99px; background: #e8e9eb; opacity: .88; }
.preview-title { width: 76%; height: 24px; margin-top: 10px; border-radius: 5px; background: #f3f3f4; }
.preview-title.short { width: 51%; }
.preview-copy-line { width: 62%; height: 6px; margin-top: 22px; border-radius: 99px; background: #696d77; }
.preview-copy-line.short { width: 45%; margin-top: 9px; }
.preview-button { width: 108px; height: 34px; margin-top: 28px; border-radius: 999px; background: var(--red); box-shadow: 0 12px 30px rgba(241,73,63,.28); }
.preview-glow {
  position: absolute; width: 230px; height: 230px; right: -60px; bottom: -70px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #ff675d, #c52d27 52%, transparent 53%);
  box-shadow: 0 0 80px rgba(241,73,63,.28);
}
.preview-stamp {
  position: absolute; right: 30px; top: 45px; width: 88px; height: 88px; border: 1px solid rgba(255,255,255,.32);
  border-radius: 50%; display: grid; place-content: center; text-align: center; color: #aeb1b9;
  font-size: 8px; line-height: 1.35; letter-spacing: .16em; transform: rotate(10deg);
}
.preview-stamp strong { color: white; font-size: 15px; letter-spacing: .06em; }

.pricing { background: var(--paper); color: var(--ink); }
.section-heading.centered { text-align: center; margin-inline: auto; }
.section-heading.centered .eyebrow { justify-content: center; }
.section-heading.centered h2 { font-size: clamp(42px, 5vw, 67px); }
.section-heading.centered > p:last-child { color: #696b71; margin: 24px auto 0; line-height: 1.7; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 75px; align-items: stretch; }
.price-card {
  position: relative; background: #fff; border: 1px solid #dcd8d0; border-radius: var(--radius);
  padding: 36px 30px 30px; display: flex; flex-direction: column; min-width: 0;
  transition: transform .35s, box-shadow .35s;
}
.price-card:hover { transform: translateY(-8px); box-shadow: 0 28px 65px rgba(29,28,25,.12); }
.price-card.featured { background: #11141a; color: white; border-color: #11141a; transform: translateY(-14px); }
.price-card.featured:hover { transform: translateY(-22px); }
.popular {
  position: absolute; right: 20px; top: 20px; background: var(--red); color: white;
  font-size: 8px; letter-spacing: .16em; font-weight: 800; padding: 8px 11px; border-radius: 999px;
}
.plan-tag { color: var(--red); font-size: 9px; letter-spacing: .18em; font-weight: 900; }
.price-top h3 { margin: 13px 0 10px; font-size: 26px; letter-spacing: -.04em; }
.price-top p { min-height: 52px; margin: 0; color: #797b80; font-size: 13px; line-height: 1.7; }
.featured .price-top p { color: #969aa4; }
.price { display: flex; align-items: flex-end; margin: 30px 0; padding: 26px 0; border-block: 1px solid #e5e2dc; }
.featured .price { border-color: rgba(255,255,255,.13); }
.price span { font-size: 10px; margin: 0 8px 9px 0; font-weight: 800; }
.price strong { font-size: clamp(38px, 3.8vw, 54px); line-height: 1; letter-spacing: -.06em; }
.price small { font-size: 12px; color: #7a7d83; margin: 0 0 8px 4px; }
.price-card ul { list-style: none; padding: 0; margin: 0 0 34px; display: grid; gap: 14px; flex: 1; }
.price-card li { position: relative; padding-left: 25px; font-size: 13px; line-height: 1.6; color: #57595e; }
.featured li { color: #d2d4d9; }
.price-card li::before { content: "✓"; position: absolute; left: 0; color: var(--red); font-weight: 900; }
.button-outline { border-color: #c9c5bd; color: var(--ink); }
.button-outline:hover { background: var(--ink); color: white; border-color: var(--ink); }
.price-note { margin: 34px 0 0; text-align: center; color: #777971; font-size: 12px; }

.faq { background: #151820; }
.faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: 110px; }
.faq-intro { position: sticky; top: 130px; align-self: start; }
.faq-intro h2 { font-size: clamp(47px, 5.5vw, 76px); }
.faq-intro > p:not(.eyebrow) { max-width: 410px; color: #969aa4; line-height: 1.9; }
.inline-arrow.light { border-color: #4b4e57; }
.accordion { border-top: 1px solid var(--line); }
.accordion details { border-bottom: 1px solid var(--line); }
.accordion summary {
  list-style: none; cursor: pointer; position: relative; padding: 30px 48px 30px 0;
  font-size: 18px; font-weight: 700; line-height: 1.6;
}
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary span::before, .accordion summary span::after {
  content: ""; position: absolute; right: 10px; top: 43px; width: 16px; height: 1px; background: var(--red); transition: transform .25s;
}
.accordion summary span::after { transform: rotate(90deg); }
.accordion details[open] summary span::after { transform: rotate(0); }
.accordion details p { margin: -10px 60px 30px 0; color: #9da1ab; font-size: 14px; line-height: 1.9; }

.contact { position: relative; overflow: hidden; background: #0a0c11; padding: 140px 0; }
.contact-orb {
  position: absolute; width: 850px; height: 850px; left: -330px; top: -250px; border-radius: 50%;
  background: radial-gradient(circle, rgba(241,73,63,.24), rgba(241,73,63,.04) 45%, transparent 70%);
}
.contact-inner { position: relative; display: grid; grid-template-columns: 1fr .8fr; gap: 120px; align-items: start; }
.contact-copy { position: sticky; top: 130px; }
.contact-copy h2 { font-size: clamp(47px, 5.4vw, 78px); }
.contact-description { color: #969aa4; line-height: 1.9; max-width: 490px; }
.social-link {
  width: fit-content; margin-top: 28px; padding: 8px 14px 8px 8px; display: inline-flex;
  align-items: center; gap: 11px; border: 1px solid #343842; border-radius: 999px;
  color: #d8dae0; font-size: 12px; font-weight: 700; transition: border-color .25s, background .25s, transform .25s;
}
.social-link:hover { border-color: #506fc2; background: rgba(80,111,194,.1); transform: translateY(-2px); }
.social-link:focus-visible { outline: 2px solid #7f9aeb; outline-offset: 3px; }
.social-icon {
  width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center;
  background: #4267b2; color: white; font-family: Arial, sans-serif; font-size: 20px; font-weight: 800;
}
.social-link i { margin-left: 6px; color: #7f9aeb; font-style: normal; }
.contact-form { display: grid; gap: 25px; padding-top: 5px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-form label { display: grid; gap: 9px; }
.contact-form label > span { font-size: 11px; color: #a8abb3; letter-spacing: .07em; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; border: 0; border-bottom: 1px solid #353943; border-radius: 0; outline: none;
  background: transparent; color: white; padding: 12px 0 15px; transition: border-color .25s;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--red); }
.contact-form input::placeholder, .contact-form textarea::placeholder { color: #5d616c; }
.contact-form select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, #777 50%), linear-gradient(135deg, #777 50%, transparent 50%); background-position: calc(100% - 10px) 50%, calc(100% - 5px) 50%; background-size: 5px 5px; background-repeat: no-repeat; }
.contact-form option { color: #111; }
.contact-form textarea { resize: vertical; min-height: 90px; }
.submit-button { border: 0; margin-top: 8px; width: 100%; }
.form-note { margin: -10px 0 0; color: #696d77; font-size: 10px; text-align: center; }
.form-note.success { color: #70df9d; font-size: 12px; }

.footer { background: #07090d; padding: 70px 0 30px; border-top: 1px solid var(--line); }
.footer-top { display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 40px; padding-bottom: 55px; }
.footer-brand img { width: 170px; }
.footer-top p { margin: 0; color: #858994; font-size: 13px; line-height: 1.7; }
.back-top { width: 50px; height: 50px; border: 1px solid #343842; border-radius: 50%; display: grid; place-items: center; color: var(--red); }
.footer-bottom { padding-top: 25px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 25px; }
.footer-bottom p, .footer-bottom a { font-size: 10px; color: #646873; }
.footer-bottom nav { display: flex; gap: 24px; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity .75s ease, transform .75s ease; }
.reveal[data-delay="1"] { transition-delay: .12s; }
.reveal[data-delay="2"] { transition-delay: .24s; }
.reveal.visible { opacity: 1; transform: none; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes pulse { 0%,100% { opacity: .3; transform: scale(.7); } 50% { opacity: 1; transform: scale(1.5); } }
@keyframes marquee { to { transform: translateX(-50%); } }

@media (max-width: 980px) {
  .nav { gap: 20px; }
  .nav > a:not(.nav-cta) { display: none; }
  .hero { min-height: 1040px; }
  .hero-inner { grid-template-columns: 1fr; padding-top: 100px; text-align: center; }
  .hero-copy { display: flex; flex-direction: column; align-items: center; }
  .hero-visual { min-height: 450px; }
  .cloud-stage { width: 430px; }
  .about-grid { grid-template-columns: 50px 1fr; }
  .manifesto { grid-column: 2; }
  .service-row { grid-template-columns: 45px 65px 1fr 1fr 20px; }
  .preview-offer { padding: 52px; grid-template-columns: 1fr; }
  .preview-window { max-width: 560px; margin-inline: auto; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 630px; margin-inline: auto; }
  .price-card.featured { transform: none; }
  .price-card.featured:hover { transform: translateY(-8px); }
  .price-top p { min-height: auto; }
  .faq-layout, .contact-inner { grid-template-columns: 1fr; gap: 75px; }
  .faq-intro, .contact-copy { position: static; }
}

@media (max-width: 720px) {
  .container { width: min(calc(100% - 32px), var(--max)); }
  .site-header, .site-header.scrolled { height: 70px; }
  .brand { position: relative; z-index: 2; }
  .brand img { width: 154px; }
  .nav-cta { display: none; }
  .menu-toggle { display: block; z-index: 2; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  body.menu-open .site-header,
  body.menu-open .site-header.scrolled {
    height: 100vh;
    height: 100dvh;
    background: #080a0f;
    border-color: transparent;
    backdrop-filter: none;
    transition: background .25s;
  }
  .nav {
    position: absolute; inset: 0; background: #080a0f; display: flex; flex-direction: column;
    justify-content: center; align-items: center; gap: 28px; opacity: 0; visibility: hidden; transition: .3s;
  }
  .nav.open { opacity: 1; visibility: visible; }
  .nav.open > a:not(.nav-cta) { display: block; font-size: 24px; font-weight: 800; }
  .hero { min-height: 920px; }
  .hero-inner { min-height: auto; padding-block: 115px 105px; }
  .hero h1 { font-size: clamp(52px, 17vw, 76px); }
  .hero-lead { font-size: 15px; line-height: 1.8; }
  .hero-actions { flex-direction: column; gap: 20px; }
  .hero-proof { width: 100%; justify-content: center; margin-top: 45px; }
  .hero-proof div { padding: 0 14px; }
  .hero-proof strong { font-size: 18px; }
  .hero-visual { min-height: 360px; width: 100%; }
  .cloud-stage { width: min(330px, 92vw); }
  .float-card { min-width: 136px; padding: 11px 12px; }
  .card-design { left: -2%; }
  .card-host { right: -2%; }
  .section { padding: 90px 0; }
  .section-heading h2 { font-size: 43px; }
  .about-grid { margin-top: 52px; grid-template-columns: 1fr; gap: 25px; padding-top: 30px; }
  .manifesto { grid-column: 1; margin-top: 30px; }
  .manifesto strong { font-size: 38px; }
  .section-heading.split { grid-template-columns: 1fr; gap: 30px; }
  .service-list { margin-top: 50px; }
  .service-row { grid-template-columns: 45px 1fr 25px; gap: 14px; padding: 24px 0; }
  .service-row:hover { padding-inline: 10px; }
  .service-index { display: none; }
  .service-row h3 { font-size: 21px; }
  .service-row p { grid-column: 2 / 4; margin: 0; }
  .service-arrow { grid-column: 3; grid-row: 1; }
  .preview-offer { min-height: 0; margin-top: 62px; padding: 34px 24px; gap: 45px; border-radius: 22px; }
  .preview-offer h3 { font-size: 40px; }
  .preview-steps { display: grid; gap: 11px; }
  .preview-offer .button { width: 100%; gap: 20px; }
  .preview-window { aspect-ratio: 1.05; transform: rotate(2deg); }
  .preview-stamp { right: 18px; top: 32px; width: 72px; height: 72px; }
  .pricing-grid { margin-top: 50px; }
  .price-card { padding: 30px 24px 25px; }
  .faq-layout { gap: 55px; }
  .faq-intro h2, .contact-copy h2 { font-size: 45px; }
  .accordion summary { font-size: 16px; }
  .contact { padding: 95px 0; }
  .contact-inner { gap: 55px; }
  .field-row { grid-template-columns: 1fr; gap: 25px; }
  .footer-top { grid-template-columns: 1fr auto; }
  .footer-top p { grid-column: 1 / -1; grid-row: 2; }
  .footer-bottom { flex-direction: column; }
  .footer-bottom nav { flex-wrap: wrap; gap: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
  .hero-effects { display: none; }
}