@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;600&family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap');

:root {
  color-scheme: dark;
  --bg: #030713;
  --bg-raised: #070d1c;
  --panel: rgba(8, 16, 34, .88);
  --panel-solid: #091224;
  --line: rgba(128, 174, 255, .17);
  --line-strong: rgba(112, 182, 255, .36);
  --text: #f7fbff;
  --text-soft: #c7d5eb;
  --muted: #8ca0bd;
  --blue: #1685ff;
  --cyan: #35e4ff;
  --violet: #8e5cff;
  --success: #28d892;
  --danger: #ff7286;
  --font: 'Noto Sans SC', 'Inter', system-ui, sans-serif;
  --display: 'Inter', 'Noto Sans SC', system-ui, sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --container: min(1280px, calc(100% - 48px));
  --section: clamp(72px, 8vw, 120px);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; overflow-x: hidden; background: var(--bg); color: var(--text-soft); font-family: var(--font); line-height: 1.65; }
body::before { content: ''; position: fixed; inset: 0; pointer-events: none; z-index: -1; opacity: .16; background-image: url('./aurora-flow-hero.png'); background-size: 1600px auto; background-position: 50% -240px; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
.container { width: var(--container); margin-inline: auto; }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; margin: 0 0 16px; color: var(--cyan); font: 600 11px/1 var(--mono); letter-spacing: .18em; text-transform: uppercase; }
.eyebrow::before { content: ''; width: 20px; height: 1px; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.section { position: relative; padding: var(--section) 0; }
.section-muted { border-block: 1px solid var(--line); background: rgba(7, 13, 28, .72); }
.section-heading { max-width: 720px; margin-bottom: 48px; }
.section-heading.center { margin-inline: auto; text-align: center; }
.section-heading.center .eyebrow { justify-content: center; }
.section-title { margin: 0; color: var(--text); font-family: var(--display); font-size: clamp(32px, 4.2vw, 54px); line-height: 1.1; letter-spacing: -.045em; }
.section-copy { max-width: 640px; margin: 16px 0 0; color: var(--muted); font-size: 16px; }
.section-heading.center .section-copy { margin-inline: auto; }
.button { display: inline-flex; min-height: 46px; align-items: center; justify-content: center; gap: 9px; border: 1px solid transparent; border-radius: var(--radius-sm); padding: 0 20px; color: #fff; background: var(--blue); font-weight: 700; cursor: pointer; transition: transform .2s ease, background .2s ease, box-shadow .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); background: #0878ed; box-shadow: 0 12px 36px rgba(22, 133, 255, .28); }
.button-secondary { background: rgba(5, 12, 27, .62); border-color: var(--line-strong); }
.button-secondary:hover { background: var(--panel-solid); border-color: var(--cyan); }
.button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 50; height: 72px; border-bottom: 1px solid var(--line); background: rgba(3, 7, 19, .82); backdrop-filter: blur(18px) saturate(1.25); }
.header-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--text); font-weight: 700; letter-spacing: -.02em; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.brand small { display: block; color: var(--muted); font: 500 9px/1.3 var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.primary-nav { display: flex; align-items: center; gap: 34px; }
.primary-nav > a { position: relative; color: var(--muted); font-size: 14px; font-weight: 600; transition: color .2s ease; }
.primary-nav > a:hover, .primary-nav > a[aria-current='page'] { color: var(--text); }
.primary-nav > a[aria-current='page']::after { content: ''; position: absolute; left: 50%; bottom: -25px; width: 18px; height: 2px; transform: translateX(-50%); background: var(--cyan); box-shadow: 0 0 12px var(--cyan); }
.header-action { justify-self: end; }
.nav-toggle { display: none; justify-self: end; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); cursor: pointer; }

.hero { position: relative; min-height: 650px; padding: 112px 0 42px; overflow: hidden; isolation: isolate; border-bottom: 1px solid var(--line); }
.hero-backdrop { position: absolute; z-index: -2; inset: 72px -4% 0; width: 108%; height: calc(100% - 72px); object-fit: cover; object-position: center; opacity: .86; }
.hero::after { content: ''; position: absolute; z-index: -1; inset: 0; background: rgba(3, 7, 19, .14); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 390px; gap: clamp(48px, 8vw, 112px); align-items: center; }
.hero-copy { max-width: 620px; padding-top: 10px; }
.hero-title { margin: 0; color: var(--text); font-family: var(--display); font-size: clamp(48px, 6.1vw, 86px); line-height: 1.02; letter-spacing: -.065em; text-shadow: 0 2px 34px #030713; }
.hero-title span { color: var(--cyan); }
.hero-lead { max-width: 590px; margin: 22px 0 26px; color: #c9d8ec; font-size: clamp(16px, 1.6vw, 19px); text-shadow: 0 2px 18px #030713; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 14px 24px; margin-top: 22px; color: #b5c7e1; font-size: 12px; font-family: var(--mono); }
.hero-trust span { display: inline-flex; align-items: center; gap: 7px; }
.hero-trust i { color: var(--cyan); font-size: 16px; }
.inquiry-card { padding: 20px 22px; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: rgba(4, 10, 24, .91); box-shadow: 0 30px 90px rgba(0, 0, 0, .42); backdrop-filter: blur(16px); }
.inquiry-card-header { margin-bottom: 13px; }
.inquiry-card h2 { margin: 0 0 6px; color: var(--text); font-size: 20px; letter-spacing: -.025em; }
.inquiry-card p { margin: 0; color: var(--muted); font-size: 13px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.field { margin-bottom: 8px; }
.field label { display: block; margin-bottom: 6px; color: #cfdbed; font-size: 12px; font-weight: 600; }
.field input, .field select, .field textarea { width: 100%; min-height: 38px; border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; color: var(--text); background: rgba(3, 8, 20, .88); outline: none; transition: border-color .2s ease, box-shadow .2s ease; }
.field textarea { min-height: 62px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: #637694; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(53, 228, 255, .1); }
.field [aria-invalid='true'] { border-color: var(--danger); }
.field-error { min-height: 11px; margin-top: 2px; color: #ff9dac; font-size: 10px; line-height: 1.1; }
.inquiry-card .button { width: 100%; }
.form-status { min-height: 14px; margin: 6px 0 0; color: var(--success); font-size: 11px; }
.form-status.is-error { color: #ff9dac; }
.form-success { padding: 34px 12px; text-align: center; }
.form-success i { display: block; margin-bottom: 12px; color: var(--success); font-size: 46px; }
.form-success h3 { margin: 0 0 8px; color: var(--text); }

.process-strip { position: relative; margin-top: -1px; border-bottom: 1px solid var(--line); background: #050b18; }
.process-grid { display: grid; grid-template-columns: repeat(5, 1fr); }
.process-item { position: relative; padding: 21px 20px 19px; border-left: 1px solid var(--line); text-align: center; }
.process-item:last-child { border-right: 1px solid var(--line); }
.process-item i { display: block; margin-bottom: 7px; color: var(--cyan); font-size: 22px; text-shadow: 0 0 18px rgba(53, 228, 255, .55); }
.process-item strong { display: block; color: var(--text); font-size: 14px; }
.process-item span { color: var(--muted); font: 500 10px/1.2 var(--mono); letter-spacing: .08em; }

.metrics { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-raised); }
.metric { padding: 30px; border-right: 1px solid var(--line); }
.metric:last-child { border-right: 0; }
.metric strong { display: block; color: var(--text); font: 800 clamp(34px, 4vw, 54px)/1 var(--display); letter-spacing: -.05em; }
.metric strong span {
  margin-left: 4px;
  color: #9aaac0;
  font-size: .58em;
  font-weight: 700;
  letter-spacing: -.02em;
}
.metric p { margin: 10px 0 0; color: var(--muted); font-size: 13px; }
.proof-section { padding: 44px 0 76px; }

.case-study { display: grid; grid-template-columns: .76fr 1.24fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.case-copy h2 { margin: 0 0 18px; color: var(--text); font-size: clamp(34px, 4vw, 52px); line-height: 1.08; letter-spacing: -.05em; }
.case-copy > p { margin: 0 0 26px; color: var(--muted); }
.case-list { display: grid; gap: 14px; margin: 0 0 30px; padding: 0; list-style: none; }
.case-list li { display: flex; gap: 11px; color: var(--text-soft); }
.case-list i { color: var(--cyan); font-size: 18px; }
.case-visual { position: relative; padding: 10px; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: var(--panel-solid); box-shadow: 0 36px 100px rgba(0, 0, 0, .38); }
.case-visual img { width: 100%; border-radius: 13px; }
.case-caption { position: absolute; right: 24px; bottom: 24px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 7px; color: var(--cyan); background: rgba(3, 7, 19, .88); font: 600 10px/1 var(--mono); letter-spacing: .1em; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-md); background: rgba(8, 16, 34, .72); transition: transform .24s ease, border-color .24s ease, background .24s ease; }
.card:hover { transform: translateY(-4px); border-color: var(--line-strong); background: var(--panel-solid); }
.card i { display: inline-flex; width: 44px; height: 44px; align-items: center; justify-content: center; margin-bottom: 26px; border: 1px solid var(--line-strong); border-radius: 10px; color: var(--cyan); background: #071126; font-size: 22px; }
.card h3 { margin: 0 0 10px; color: var(--text); font-size: 20px; }
.card p { margin: 0 0 20px; color: var(--muted); font-size: 14px; }
.tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tag { padding: 5px 8px; border: 1px solid var(--line); border-radius: 5px; color: #9cb2d0; background: rgba(3, 7, 19, .6); font: 500 10px/1 var(--mono); }

.page-hero { padding: 150px 0 78px; border-bottom: 1px solid var(--line); background: rgba(4, 9, 22, .72); text-align: center; }
.page-hero .section-copy { margin-inline: auto; font-size: 17px; }
.service-detail { display: grid; grid-template-columns: 80px 1fr; gap: 24px; padding: 32px; border: 1px solid var(--line); border-radius: var(--radius-md); background: rgba(8, 16, 34, .66); }
.service-detail + .service-detail { margin-top: 16px; }
.service-detail > i { display: flex; width: 64px; height: 64px; align-items: center; justify-content: center; border: 1px solid var(--line-strong); border-radius: 14px; color: var(--cyan); background: #071126; font-size: 30px; }
.service-detail h2 { margin: 0 0 8px; color: var(--text); font-size: 24px; }
.service-detail p { margin: 0 0 18px; color: var(--muted); }

.contact-layout { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 22px; align-items: start; }
.contact-form-card, .contact-info-card { border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(8, 16, 34, .82); }
.contact-form-card { padding: clamp(26px, 4vw, 42px); }
.contact-form-card h2, .contact-info-card h2 { margin: 0 0 8px; color: var(--text); }
.contact-form-card > p { margin: 0 0 28px; color: var(--muted); }
.contact-form-card .field input, .contact-form-card .field textarea, .contact-form-card .field select { min-height: 48px; background: #050b18; }
.contact-form-card .field textarea { min-height: 132px; }
.contact-info { display: grid; gap: 16px; }
.contact-info-card { padding: 28px; }
.contact-method { display: flex; gap: 14px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-method:last-child { border-bottom: 0; }
.contact-method i { color: var(--cyan); font-size: 22px; }
.contact-method span { display: block; color: var(--muted); font-size: 12px; }
.contact-method strong { color: var(--text); font-size: 14px; word-break: break-all; }
.promise-list { display: grid; gap: 14px; padding: 0; list-style: none; }
.promise-list li { display: flex; gap: 10px; color: var(--text-soft); font-size: 14px; }
.promise-list i { color: var(--cyan); }

.cta-band { padding: 58px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #07101f; }
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.cta-band h2 { margin: 0 0 7px; color: var(--text); font-size: clamp(28px, 4vw, 42px); letter-spacing: -.04em; }
.cta-band p { margin: 0; color: var(--muted); }
.site-footer { padding: 34px 0; color: #6f829e; font-size: 12px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer-links { display: flex; gap: 20px; }
.footer-links a:hover { color: var(--text); }
.filing { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.filing img { display: inline-block; width: 14px; height: 14px; margin-right: 4px; vertical-align: -2px; }

[hidden] { display: none !important; }
[data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }
[data-reveal].is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .header-inner { grid-template-columns: 1fr auto; }
  .primary-nav { position: fixed; inset: 72px 0 auto; display: none; padding: 22px 24px 26px; border-bottom: 1px solid var(--line); background: rgba(3, 7, 19, .97); }
  .primary-nav.is-open { display: grid; gap: 4px; }
  .primary-nav > a { min-height: 46px; display: flex; align-items: center; padding: 0 12px; border-radius: 8px; }
  .primary-nav > a[aria-current='page'] { background: var(--panel-solid); }
  .primary-nav > a[aria-current='page']::after { display: none; }
  .header-action { display: none; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .hero { padding-top: 118px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .inquiry-card { max-width: 620px; }
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .process-item:nth-child(4), .process-item:nth-child(5) { border-top: 1px solid var(--line); }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(2) { border-right: 0; }
  .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .case-study { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-info { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  :root { --container: min(100% - 32px, 1280px); --section: 64px; }
  .brand small { display: none; }
  .hero { min-height: auto; padding: 112px 0 56px; }
  .hero-backdrop { inset: 72px -62% 0 -52%; width: 214%; height: 520px; opacity: .62; object-position: center top; }
  .hero-title { font-size: clamp(42px, 13vw, 62px); }
  .hero-lead { margin-top: 22px; }
  .hero-actions .button { width: 100%; }
  .hero-trust { gap: 12px; }
  .inquiry-card { margin-top: 10px; padding: 22px 18px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .process-item { padding: 24px 12px; }
  .process-item:nth-child(3) { border-top: 1px solid var(--line); }
  .process-item:nth-child(5) { grid-column: 1 / -1; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .metric { padding: 22px 18px; }
  .metric strong { font-size: 34px; }
  .case-caption { display: none; }
  .cards { grid-template-columns: 1fr; }
  .service-detail { grid-template-columns: 1fr; padding: 24px; }
  .contact-info { grid-template-columns: 1fr; }
  .cta-band-inner, .footer-inner { align-items: flex-start; flex-direction: column; }
  .cta-band .button { width: 100%; }
  .filing { flex-direction: column; }
}

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