:root {
  --bg: #060811;
  --bg-deep: #03050b;
  --surface: #0d111d;
  --surface-2: #121827;
  --surface-3: #171f31;
  --ink: #f7f8ff;
  --muted: #929db5;
  --subtle: #66728b;
  --line: rgba(166, 180, 212, .16);
  --line-strong: rgba(91, 231, 218, .34);
  --cyan: #53ead8;
  --cyan-strong: #21cdbd;
  --violet: #8b6cff;
  --pink: #ff65b5;
  --lime: #b7f55c;
  --danger: #ff6f8d;
  --shadow: 0 28px 90px rgba(0, 0, 0, .44);
  --glow: 0 0 0 1px rgba(83, 234, 216, .16), 0 18px 60px rgba(25, 206, 190, .12);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; color-scheme: dark; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% -10%, rgba(52, 219, 207, .12), transparent 31rem),
    radial-gradient(circle at 92% 12%, rgba(120, 87, 255, .14), transparent 28rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .26;
  background-image: linear-gradient(rgba(255, 255, 255, .022) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .022) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, #000, transparent 82%);
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.site-container { width: min(1180px, calc(100% - 48px)); margin: 0 auto; }

.site-header {
  height: 78px;
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(6, 8, 17, .78);
  backdrop-filter: blur(22px) saturate(150%);
}
.header-inner { height: 100%; display: flex; align-items: center; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(83, 234, 216, .42);
  border-radius: 13px;
  color: #06110f;
  background: linear-gradient(145deg, #8bfff0, #32d6c5 58%, #8b6cff);
  box-shadow: 0 0 32px rgba(63, 229, 210, .24);
  font-weight: 950;
  letter-spacing: -1px;
}
.brand-copy { display: flex; flex-direction: column; line-height: 1.05; }
.brand-copy small { color: #78849d; font-size: 10px; letter-spacing: .22em; }
.brand-copy strong { margin-top: 5px; font-size: 16px; }
.site-nav { display: flex; align-items: center; gap: 32px; margin: auto; color: #a8b2c8; font-size: 13px; font-weight: 700; }
.site-nav a { position: relative; padding: 28px 0; transition: color .2s; }
.site-nav a::after { content: ""; position: absolute; left: 50%; right: 50%; bottom: 19px; height: 2px; background: linear-gradient(90deg, var(--cyan), var(--violet)); transition: .22s; }
.site-nav a:hover, .site-nav a.is-active { color: var(--ink); }
.site-nav a:hover::after, .site-nav a.is-active::after { left: 0; right: 0; }
.header-login, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 13px;
  color: var(--ink);
  background: rgba(255, 255, 255, .035);
  font-weight: 800;
  transition: transform .18s, box-shadow .18s, border-color .18s, background .18s;
}
.header-login { min-height: 42px; border-color: rgba(83, 234, 216, .46); color: #071311; background: linear-gradient(135deg, #79f8e8, #37d2c1); box-shadow: 0 10px 34px rgba(43, 212, 194, .16); }
.button:hover, .header-login:hover { transform: translateY(-2px); border-color: rgba(83, 234, 216, .45); box-shadow: 0 16px 38px rgba(0, 0, 0, .28); }
.button-dark { color: #071311; border-color: transparent; background: linear-gradient(135deg, #7af9e9, #37d2c1 62%, #8c7bff); box-shadow: 0 14px 42px rgba(50, 216, 198, .2); }
.button-light { color: #dbe1ef; background: rgba(255, 255, 255, .035); }
.mobile-nav-button { display: none; margin-left: auto; border: 0; color: var(--ink); background: transparent; font-size: 24px; }

.hero-section { position: relative; overflow: hidden; padding: 68px 0 76px; border-bottom: 1px solid var(--line); }
.hero-section::before { content: ""; position: absolute; width: 42rem; height: 42rem; right: -12rem; top: -18rem; border-radius: 50%; background: radial-gradient(circle, rgba(126, 92, 255, .2), transparent 66%); filter: blur(10px); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(440px, .92fr); gap: 40px; align-items: center; }
.hero-copy { padding-top: 4px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 13px;
  border: 1px solid rgba(83, 234, 216, .28);
  border-radius: 999px;
  color: #85f5e7;
  background: rgba(34, 181, 166, .08);
  box-shadow: inset 0 0 22px rgba(61, 226, 209, .04);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.eyebrow i { color: var(--lime); font-style: normal; }
.hero-copy h1 { max-width: 650px; margin: 25px 0 21px; font-size: clamp(52px, 4.65vw, 64px); line-height: 1.04; letter-spacing: -.055em; }
.hero-copy h1 span, .hero-copy h1 em { display: block; white-space: nowrap; }
.hero-copy h1 em { font-style: normal; color: transparent; background: linear-gradient(100deg, #6cf4e2, #a992ff 63%, #ff80c1); background-clip: text; -webkit-background-clip: text; }
.hero-copy > p { max-width: 650px; color: #a0abc0; font-size: 17px; line-height: 1.82; }
.hero-actions { display: flex; gap: 12px; margin: 30px 0; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 17px; }
.hero-tags span { padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; color: #7f8aa1; background: rgba(255, 255, 255, .025); font-size: 10px; }
.hero-visual { position: relative; min-width: 0; }
.visual-frame { position: relative; aspect-ratio: 4/3; padding: 10px; overflow: hidden; border: 1px solid rgba(83, 234, 216, .25); border-radius: 25px; background: linear-gradient(145deg, rgba(83, 234, 216, .1), rgba(139, 108, 255, .08)); box-shadow: var(--shadow), 0 0 70px rgba(51, 213, 196, .1); }
.visual-frame::before { content: "LIVE PRODUCT CANVAS"; position: absolute; z-index: 2; top: 26px; left: 27px; padding: 7px 10px; border: 1px solid rgba(255, 255, 255, .14); border-radius: 999px; color: #c7d1e4; background: rgba(4, 7, 14, .68); backdrop-filter: blur(12px); font-size: 8px; font-weight: 900; letter-spacing: .18em; }
.visual-frame img { display: block; width: 100%; height: 100%; object-fit: cover; border-radius: 18px; }
.visual-caption { position: absolute; z-index: 3; left: 29px; right: 29px; bottom: 26px; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; padding: 15px 17px; border: 1px solid rgba(83, 234, 216, .24); border-radius: 15px; color: #fff; background: rgba(4, 7, 15, .8); backdrop-filter: blur(18px); box-shadow: 0 18px 44px rgba(0, 0, 0, .35); }
.visual-caption small { grid-column: 1; color: #71e9da; font-size: 8px; letter-spacing: .2em; }
.visual-caption strong { grid-column: 1; margin-top: 5px; font-size: 16px; }
.visual-caption b { grid-column: 2; grid-row: 1/3; padding: 6px 11px; border-radius: 999px; color: #0a1714; background: var(--lime); font-size: 9px; text-transform: uppercase; }
.metric-grid { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin-top: 11px; }
.metric-grid > div { position: relative; min-width: 0; padding: 14px 15px; overflow: hidden; border: 1px solid var(--line); border-radius: 15px; background: rgba(15, 20, 33, .86); }
.metric-grid > div::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 2px; background: linear-gradient(var(--cyan), var(--violet)); }
.metric-grid small, .metric-grid span, .metric-grid strong { display: block; }
.metric-grid small { color: #66728a; font-size: 9px; }
.metric-grid strong { margin: 7px 0 3px; font-size: 20px; }
.metric-grid span { color: #7f8aa1; font-size: 9px; }

@media (max-width: 1180px) and (min-width: 981px) {
  .site-container { width: calc(100% - 40px); }
  .hero-section { padding: 58px 0 66px; }
  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(400px, .9fr); gap: 28px; }
  .hero-copy h1 { margin-top: 22px; font-size: 52px; }
  .hero-copy > p { font-size: 15px; line-height: 1.72; }
  .hero-actions { margin: 24px 0; }
  .visual-caption strong { font-size: 14px; }
  .metric-grid > div { padding: 12px 13px; }
  .metric-grid strong { margin-top: 5px; font-size: 18px; }
}

.value-section, .functions-section, .process-section, .faq-section { padding: 88px 0; }
.value-section, .process-section { background: rgba(7, 10, 18, .72); }
.functions-section, .faq-section { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(11, 15, 25, .82); }
.section-heading { max-width: 820px; }
.section-heading > span, .cta-panel > div > span { color: var(--cyan); font-size: 10px; font-weight: 950; letter-spacing: .2em; text-transform: uppercase; }
.section-heading h2, .process-grid h2, .cta-panel h2 { margin: 13px 0 15px; font-size: clamp(34px, 4vw, 54px); line-height: 1.08; letter-spacing: -.045em; }
.section-heading p, .process-grid > div > p, .cta-panel p { color: var(--muted); font-size: 15px; line-height: 1.75; }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 38px; }
.value-grid article { position: relative; min-height: 235px; padding: 25px; overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(145deg, rgba(255, 255, 255, .048), rgba(255, 255, 255, .014)); }
.value-grid article::after { content: ""; position: absolute; width: 150px; height: 150px; right: -85px; bottom: -85px; border: 1px solid rgba(83, 234, 216, .16); border-radius: 50%; }
.value-grid i { display: grid; place-items: center; width: 43px; height: 43px; border: 1px solid rgba(83, 234, 216, .24); border-radius: 12px; color: var(--cyan); background: rgba(52, 219, 203, .08); font-style: normal; font-weight: 950; }
.value-grid h3 { margin: 36px 0 10px; }
.value-grid p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.split-heading { max-width: none; display: grid; grid-template-columns: 1fr .65fr; align-items: end; gap: 62px; }
.split-heading p { margin-bottom: 8px; }
.function-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; margin-top: 42px; }
.function-card { position: relative; min-height: 275px; display: flex; flex-direction: column; padding: 23px; overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(155deg, rgba(22, 30, 47, .95), rgba(10, 14, 24, .95)); transition: .22s; }
.function-card::after { content: ""; position: absolute; width: 140px; height: 140px; top: -90px; right: -90px; border-radius: 50%; background: radial-gradient(circle, rgba(137, 103, 255, .28), transparent 70%); transition: .22s; }
.function-card:hover { transform: translateY(-5px); border-color: rgba(83, 234, 216, .34); box-shadow: var(--glow); }
.function-card:hover::after { transform: scale(1.3); }
.function-card > div { display: flex; align-items: center; justify-content: space-between; }
.function-number { color: #5d6981; font-size: 10px; font-weight: 900; letter-spacing: .14em; }
.function-card i { display: grid; place-items: center; width: 39px; height: 39px; border: 1px solid rgba(83, 234, 216, .2); border-radius: 11px; color: var(--cyan); background: rgba(83, 234, 216, .075); font-style: normal; font-weight: 950; }
.function-card h3 { margin: 39px 0 10px; font-size: 20px; }
.function-card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.68; }
.function-card > strong { margin-top: auto; color: #cfd7e8; font-size: 11px; }
.function-card > strong b { margin-left: 6px; color: var(--cyan); }
.process-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 82px; align-items: start; }
.text-link { display: inline-block; margin-top: 18px; color: var(--cyan); font-weight: 850; }
.process-grid ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.process-grid li { display: flex; gap: 18px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.process-grid li > b { display: grid; place-items: center; width: 42px; height: 42px; flex: 0 0 42px; border: 1px solid rgba(83, 234, 216, .28); border-radius: 13px; color: var(--cyan); background: rgba(83, 234, 216, .07); }
.process-grid li strong, .process-grid li span { display: block; }
.process-grid li span { margin-top: 8px; color: var(--muted); font-size: 13px; line-height: 1.6; }
.cta-section { padding: 74px 0; border-top: 1px solid rgba(83, 234, 216, .18); border-bottom: 1px solid rgba(83, 234, 216, .18); background: radial-gradient(circle at 10% 30%, rgba(66, 224, 208, .17), transparent 35%), radial-gradient(circle at 90% 40%, rgba(133, 94, 255, .19), transparent 34%), #0b101b; }
.cta-panel { display: flex; align-items: center; justify-content: space-between; gap: 42px; }
.cta-panel h2 { font-size: clamp(34px, 4vw, 50px); }
.faq-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 90px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { padding: 24px 0; border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; justify-content: space-between; color: #dfe4f2; cursor: pointer; font-size: 16px; font-weight: 800; list-style: none; }
.faq-list summary::after { content: "+"; color: var(--cyan); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { margin: 14px 0 0; color: var(--muted); line-height: 1.75; }

.features-page { min-height: 70vh; }
.features-hero { padding: 88px 0 70px; border-bottom: 1px solid var(--line); background: radial-gradient(circle at 82% 0, rgba(127, 87, 255, .2), transparent 32rem); }
.features-hero h1 { max-width: 980px; margin: 25px 0; font-size: clamp(44px, 6vw, 74px); line-height: 1.03; letter-spacing: -.058em; }
.features-hero p { color: var(--muted); font-size: 17px; }
.feature-list { padding: 48px 0 70px; }
.feature-row { display: grid; grid-template-columns: 100px 1fr auto; gap: 30px; align-items: center; margin-bottom: 10px; padding: 25px; border: 1px solid var(--line); border-radius: 18px; background: rgba(18, 24, 39, .72); transition: .2s; }
.feature-row:hover { border-color: rgba(83, 234, 216, .34); background: rgba(22, 29, 46, .92); }
.feature-row > div { display: flex; align-items: center; gap: 12px; }
.feature-row > div span { color: #657188; font-size: 10px; }
.feature-row > div i { display: grid; place-items: center; width: 50px; height: 50px; border: 1px solid rgba(83, 234, 216, .22); border-radius: 14px; color: var(--cyan); background: rgba(83, 234, 216, .07); font-style: normal; font-weight: 950; }
.feature-row section small { color: var(--cyan); font-size: 8px; letter-spacing: .18em; }
.feature-row h2 { margin: 6px 0; font-size: 25px; }
.feature-row p { margin: 0; color: var(--muted); font-size: 13px; }

.login-page { min-height: 100vh; overflow-x: hidden; }
.login-shell { width: min(1240px, calc(100% - 48px)); min-height: 100vh; margin: 0 auto; display: grid; grid-template-columns: 1.08fr .92fr; gap: 70px; align-items: center; padding: 108px 0 62px; position: relative; }
.login-shell::before { content: ""; position: fixed; inset: 0; z-index: -1; background: radial-gradient(circle at 15% 24%, rgba(46, 218, 201, .14), transparent 26rem), radial-gradient(circle at 88% 70%, rgba(126, 91, 255, .17), transparent 30rem); }
.login-brand { position: absolute; top: 28px; left: 0; }
.login-showcase { position: relative; min-height: 610px; display: flex; flex-direction: column; justify-content: center; }
.login-showcase > span { color: var(--cyan); font-size: 10px; font-weight: 950; letter-spacing: .2em; }
.login-showcase h2 { max-width: 650px; margin: 18px 0 16px; font-size: clamp(46px, 5.2vw, 72px); line-height: 1.03; letter-spacing: -.058em; }
.login-showcase h2 em { display: block; color: transparent; background: linear-gradient(100deg, var(--cyan), #ad92ff, var(--pink)); background-clip: text; -webkit-background-clip: text; font-style: normal; }
.login-showcase > p { max-width: 590px; margin: 0; color: var(--muted); line-height: 1.75; }
.login-console { position: relative; width: min(590px, 100%); margin-top: 34px; padding: 18px; border: 1px solid rgba(83, 234, 216, .22); border-radius: 23px; background: linear-gradient(150deg, rgba(21, 29, 46, .96), rgba(8, 12, 22, .96)); box-shadow: var(--shadow); }
.login-console-head { display: flex; align-items: center; justify-content: space-between; padding: 2px 2px 15px; color: #8590a6; font-size: 9px; letter-spacing: .15em; }
.login-console-head i { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 13px var(--lime); }
.login-product-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 11px; }
.login-product-card { min-height: 215px; padding: 16px; overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: radial-gradient(circle at 70% 25%, rgba(139, 108, 255, .2), transparent 8rem), #101625; }
.login-product-card strong { display: block; font-size: 13px; }
.login-product-card small { display: block; margin-top: 5px; color: #758198; font-size: 9px; }
.product-orbit { width: 116px; height: 116px; margin: 15px auto 0; display: grid; place-items: center; border: 1px solid rgba(83, 234, 216, .22); border-radius: 50%; box-shadow: inset 0 0 40px rgba(83, 234, 216, .08), 0 0 34px rgba(139, 108, 255, .12); }
.product-orbit::before { content: "JU"; display: grid; place-items: center; width: 62px; height: 78px; border-radius: 13px 13px 20px 20px; color: #071210; background: linear-gradient(145deg, #80f8e9, #8c74ff); font-weight: 950; }
.login-product-stats { display: grid; gap: 10px; }
.login-product-stats div { padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255, 255, 255, .025); }
.login-product-stats span, .login-product-stats b { display: block; }
.login-product-stats span { color: #68748b; font-size: 8px; letter-spacing: .12em; }
.login-product-stats b { margin-top: 7px; font-size: 18px; }
.login-product-stats div:nth-child(2) b { color: var(--cyan); }
.login-card { width: 100%; padding: 37px; border: 1px solid rgba(167, 180, 211, .18); border-radius: 26px; background: rgba(13, 18, 30, .84); backdrop-filter: blur(22px); box-shadow: var(--shadow); }
.login-card .eyebrow { font-size: 9px; }
.login-card h1 { margin: 20px 0 10px; font-size: 34px; letter-spacing: -.04em; }
.login-card > p { color: var(--muted); line-height: 1.65; }
.login-card form { margin-top: 28px; }
.login-card label { display: block; margin-bottom: 9px; color: #d5dbea; font-size: 12px; font-weight: 800; }
.key-input { display: flex; overflow: hidden; border: 1px solid var(--line); border-radius: 14px; background: #090d17; transition: .18s; }
.key-input:focus-within { border-color: rgba(83, 234, 216, .55); box-shadow: 0 0 0 4px rgba(83, 234, 216, .08), 0 0 35px rgba(49, 217, 199, .08); }
.key-input input { flex: 1; min-width: 0; height: 56px; padding: 0 16px; border: 0; outline: 0; color: var(--ink); background: transparent; }
.key-input input::placeholder { color: #465168; }
.key-input button { padding: 0 16px; border: 0; color: var(--cyan); background: transparent; font-weight: 800; }
.login-submit { width: 100%; margin-top: 14px; justify-content: space-between; }
.form-error { margin: 10px 0 0; padding: 10px 12px; border: 1px solid rgba(255, 111, 141, .22); border-radius: 10px; color: #ff9eb2; background: rgba(255, 83, 119, .07); font-size: 12px; }
.privacy-box { display: flex; gap: 12px; margin-top: 22px; padding: 15px; border: 1px solid rgba(83, 234, 216, .12); border-radius: 14px; background: rgba(83, 234, 216, .045); }
.privacy-box i { color: var(--cyan); font-style: normal; }
.privacy-box strong { font-size: 12px; }
.privacy-box p { margin: 5px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.login-links { display: flex; justify-content: space-between; margin-top: 20px; color: #77839a; font-size: 11px; }

.site-footer { padding: 62px 0 24px; border-top: 1px solid var(--line); background: var(--bg-deep); }
.footer-grid { display: grid; grid-template-columns: 1.5fr .6fr .6fr; gap: 70px; }
.footer-brand { margin-bottom: 18px; }
.footer-grid > div > p { max-width: 470px; color: #7f8a9f; line-height: 1.75; }
.footer-grid > div:not(:first-child) { display: flex; flex-direction: column; gap: 12px; }
.footer-grid > div:not(:first-child) > strong { margin-bottom: 8px; }
.footer-grid a:not(.brand) { color: #7f8a9f; font-size: 13px; }
.footer-grid a:not(.brand):hover { color: var(--cyan); }
.footer-bottom { display: flex; justify-content: space-between; margin-top: 50px; padding-top: 22px; border-top: 1px solid var(--line); color: #5e697e; font-size: 10px; }
.error-page { min-height: 100vh; display: grid; place-items: center; }
.error-page main { text-align: center; }
.error-page main > p { margin-top: 35px; color: var(--cyan); font-weight: 950; letter-spacing: .25em; }
.error-page h1 { font-size: 40px; }
.error-page .button { margin-top: 15px; }

@media (max-width: 980px) {
  .site-container { width: min(100% - 32px, 760px); }
  .site-header { height: 70px; }
  .site-nav { display: none; position: absolute; left: 16px; right: 16px; top: 76px; padding: 14px; border: 1px solid var(--line); border-radius: 16px; background: rgba(10, 14, 24, .98); box-shadow: var(--shadow); flex-direction: column; gap: 0; align-items: stretch; }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 13px; }
  .site-nav a::after { display: none; }
  .mobile-nav-button { display: block; }
  .header-login { min-height: 40px; padding: 0 14px; }
  .header-inner { gap: 12px; }
  .hero-grid, .split-heading, .process-grid, .faq-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 42px; }
  .hero-copy { max-width: 680px; }
  .hero-copy h1 { font-size: 60px; }
  .hero-visual { width: min(680px, 100%); }
  .value-grid, .function-grid { grid-template-columns: 1fr 1fr; }
  .split-heading, .process-grid, .faq-grid { gap: 35px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: 1/-1; }
  .feature-row { grid-template-columns: 80px 1fr; }
  .feature-row > a { grid-column: 2; width: max-content; }
  .login-shell { width: min(760px, calc(100% - 36px)); grid-template-columns: 1fr; gap: 28px; padding-top: 102px; }
  .login-showcase { min-height: 0; }
  .login-showcase h2 { font-size: 54px; }
  .login-console { width: 100%; }
}

@media (max-width: 620px) {
  .brand-copy small { display: none; }
  .brand-copy strong { font-size: 14px; }
  .header-login { font-size: 11px; }
  .site-container { width: calc(100% - 24px); }
  .hero-section { padding: 45px 0 58px; }
  .hero-copy h1 { margin: 22px 0 18px; font-size: clamp(38px, 11.4vw, 48px); letter-spacing: -.05em; }
  .hero-copy > p { font-size: 15px; }
  .hero-actions { flex-direction: column; }
  .value-grid, .function-grid { grid-template-columns: 1fr; }
  .visual-frame { border-radius: 20px; }
  .visual-frame::before { top: 19px; left: 20px; }
  .visual-caption { left: 20px; right: 20px; bottom: 19px; padding: 12px 13px; }
  .visual-caption strong { font-size: 13px; }
  .visual-caption b { padding: 5px 8px; font-size: 8px; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .metric-grid > div { padding: 12px; }
  .metric-grid strong { font-size: 18px; }
  .value-section, .functions-section, .process-section, .faq-section { padding: 62px 0; }
  .cta-panel { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-grid > div:first-child { grid-column: auto; }
  .footer-bottom { gap: 15px; flex-direction: column; }
  .feature-row { grid-template-columns: 52px 1fr; gap: 13px; padding: 18px; }
  .feature-row h2 { font-size: 21px; }
  .login-shell { width: calc(100% - 24px); padding-top: 92px; }
  .login-brand { top: 20px; }
  .login-showcase h2 { font-size: 42px; }
  .login-product-grid { grid-template-columns: 1fr; }
  .login-product-stats { grid-template-columns: 1fr 1fr; }
  .login-card { padding: 25px; }
  .login-card h1 { font-size: 29px; }
}