:root {
  --navy-950: #071521;
  --navy-900: #0b2032;
  --navy-800: #12304a;
  --navy-700: #1b4263;
  --cyan-400: #3fd0e8;
  --cyan-300: #7fe2f2;
  --cyan-100: #e3f8fc;
  --ink: #0b2032;
  --muted: #52667a;
  --line: #dfe7ee;
  --paper: #ffffff;
  --soft: #f4f8fb;
  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 12px;
  --shadow: 0 24px 60px -32px rgba(7, 21, 33, 0.45);
  --container: 1160px;
  --gutter: clamp(20px, 5vw, 40px);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 96px; }

body {
  margin: 0;
  font-family: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

.skip-link {
  position: absolute; left: 16px; top: -48px; z-index: 100;
  background: var(--cyan-400); color: var(--navy-950);
  padding: 10px 16px; border-radius: var(--radius-sm); font-weight: 700;
}
.skip-link:focus { top: 16px; }

.container { width: min(var(--container), 100% - 2 * var(--gutter)); margin-inline: auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 21, 33, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; font-weight: 800; letter-spacing: -0.01em; }
.brand-mark { width: 34px; height: 34px; }
.brand-name { font-size: 18px; line-height: 1.1; }
.brand-name small { display: block; font-size: 11px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--cyan-300); }

.nav { display: flex; align-items: center; gap: 32px; }
.nav a { color: rgba(255, 255, 255, 0.78); text-decoration: none; font-size: 15px; font-weight: 600; }
.nav a:hover { color: #fff; }
.nav .btn { color: var(--navy-950); }
.nav-toggle { display: none; background: none; border: 1px solid rgba(255,255,255,.2); color: #fff; border-radius: 10px; padding: 8px 12px; font: inherit; font-weight: 700; cursor: pointer; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 24px; border-radius: 999px;
  font-weight: 700; font-size: 16px; text-decoration: none; line-height: 1.2;
  border: 2px solid transparent; cursor: pointer; transition: transform .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--cyan-400); color: var(--navy-950); }
.btn-primary:hover { background: var(--cyan-300); }
.btn-ghost { border-color: rgba(255, 255, 255, 0.28); color: #fff; }
.btn-ghost:hover { border-color: #fff; }
.btn-dark { background: var(--navy-900); color: #fff; }
.btn-dark:hover { background: var(--navy-800); }
.btn-small { padding: 10px 18px; font-size: 15px; }

/* Typography */
.eyebrow {
  display: inline-block; margin: 0 0 20px;
  font-size: 13px; font-weight: 800; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--cyan-400);
}
.eyebrow-pill { padding: 8px 16px; border-radius: 999px; border: 1px solid rgba(63, 208, 232, 0.4); }
.eyebrow-dark { color: var(--navy-700); }

h1, h2, h3 { margin: 0; line-height: 1.08; letter-spacing: -0.025em; font-weight: 800; }
h1 { font-size: clamp(40px, 6.4vw, 72px); }
h2 { font-size: clamp(32px, 4.4vw, 50px); }
h3 { font-size: 21px; line-height: 1.3; letter-spacing: -0.01em; }
.accent { color: var(--cyan-400); }
.accent-dark { color: var(--navy-700); }
.lead { font-size: clamp(18px, 2vw, 20px); color: var(--muted); max-width: 640px; margin: 24px 0 0; }
.rule { width: 64px; height: 4px; border-radius: 4px; background: var(--cyan-400); margin: 32px 0; border: 0; }

/* Sections */
.section { padding: clamp(88px, 12vw, 140px) 0; }
.section-soft { background: var(--soft); }
.section-dark { background: var(--navy-900); color: #fff; }
.section-dark .lead { color: rgba(255, 255, 255, 0.72); }
.section-head { max-width: 760px; margin-bottom: clamp(48px, 6vw, 72px); }

/* Hero */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(1200px 600px at 85% -10%, rgba(63, 208, 232, 0.18), transparent 60%), var(--navy-950);
  color: #fff;
  padding: clamp(80px, 11vw, 140px) 0 clamp(96px, 12vw, 150px);
}
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(48px, 6vw, 88px); align-items: center; }
.hero .lead { color: rgba(255, 255, 255, 0.74); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 48px 0 0; padding: 0; list-style: none; }
.hero-tags li { padding: 8px 14px; border-radius: 999px; font-size: 14px; font-weight: 600; color: rgba(255,255,255,.8); background: rgba(255, 255, 255, 0.06); border: 1px solid rgba(255, 255, 255, 0.12); }

.hero-panel { display: grid; gap: 14px; }
.step-row {
  display: flex; align-items: center; gap: 20px;
  padding: 20px 24px; border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.1);
}
.step-row .num { font-size: 26px; font-weight: 800; color: var(--cyan-400); min-width: 44px; }
.step-row strong { display: block; font-size: 17px; }
.step-row span { font-size: 14px; color: rgba(255, 255, 255, 0.62); }
.step-row.is-active { background: var(--cyan-400); border-color: var(--cyan-400); color: var(--navy-950); }
.step-row.is-active .num { color: var(--navy-950); }
.step-row.is-active span { color: rgba(7, 21, 33, 0.72); }

/* Card grids */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  padding: clamp(28px, 3vw, 40px);
  border-radius: var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--line);
}
.card .num { display: block; font-size: 32px; font-weight: 800; line-height: 1; color: var(--cyan-400); margin-bottom: 28px; }
.card h3 { margin-bottom: 12px; }
.card p { margin: 0; color: var(--muted); }
.card ul { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.card li { position: relative; padding-left: 24px; color: var(--muted); font-size: 15px; }
.card li::before { content: ""; position: absolute; left: 0; top: 10px; width: 10px; height: 10px; border-radius: 3px; background: var(--cyan-400); }

.card-dark { background: var(--navy-800); border-color: rgba(255, 255, 255, 0.08); color: #fff; }
.card-dark p, .card-dark li { color: rgba(255, 255, 255, 0.7); }
.card-highlight { background: var(--cyan-400); border-color: var(--cyan-400); color: var(--navy-950); }
.card-highlight .num { color: var(--navy-950); }
.card-highlight p, .card-highlight li { color: rgba(7, 21, 33, 0.78); }
.card-highlight li::before { background: var(--navy-950); }

.quote { font-style: italic; color: var(--ink) !important; margin-bottom: 14px !important; }

/* Process */
.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.process-item { padding-top: 28px; border-top: 3px solid var(--line); }
.process-item:first-child { border-top-color: var(--cyan-400); }
.process-item .num { display: block; font-size: 14px; font-weight: 800; letter-spacing: 0.14em; color: var(--navy-700); margin-bottom: 16px; }
.process-item h3 { margin-bottom: 10px; }
.process-item p { margin: 0; color: var(--muted); font-size: 16px; }

/* Beecloud band */
.band {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 80px); align-items: center;
  padding: clamp(40px, 6vw, 80px);
  border-radius: 36px;
  background: radial-gradient(800px 400px at 100% 0%, rgba(63, 208, 232, 0.22), transparent 60%), var(--navy-900);
  color: #fff;
}
.band .lead { color: rgba(255, 255, 255, 0.74); }
.band-list { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.band-list li {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 20px 24px; border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.1);
}
.band-list .num { font-weight: 800; color: var(--cyan-400); min-width: 32px; }
.band-list strong { display: block; }
.band-list span { font-size: 15px; color: rgba(255, 255, 255, 0.66); }

/* Callout */
.callout {
  margin-top: 48px; padding: 28px 32px; border-radius: var(--radius-md);
  background: var(--navy-900); color: #fff; font-size: 18px;
}
.callout strong { color: var(--cyan-400); }

/* FAQ */
.faq { display: grid; gap: 16px; max-width: 860px; }
.faq details { border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--paper); padding: 4px 28px; }
.faq summary { cursor: pointer; list-style: none; padding: 22px 0; font-weight: 700; font-size: 18px; display: flex; justify-content: space-between; gap: 24px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--cyan-400); font-size: 26px; line-height: 1; font-weight: 700; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 24px; color: var(--muted); }

/* Contact / form */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px, 6vw, 88px); align-items: start; }
.contact-points { display: grid; gap: 16px; margin: 40px 0 0; padding: 0; list-style: none; }
.contact-points li { display: flex; flex-direction: column; padding: 20px 24px; border-radius: var(--radius-md); background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); }
.contact-points span { font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--cyan-300); }
.contact-points a { font-size: 19px; font-weight: 700; text-decoration: none; color: #fff; }

.form { padding: clamp(28px, 4vw, 48px); border-radius: var(--radius-lg); background: var(--paper); color: var(--ink); box-shadow: var(--shadow); }
.form h3 { font-size: 24px; margin-bottom: 8px; }
.form .hint { margin: 0 0 28px; color: var(--muted); font-size: 15px; }
.field { display: grid; gap: 8px; margin-bottom: 20px; }
.field label { font-weight: 700; font-size: 15px; }
.field label .opt { font-weight: 500; color: var(--muted); }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 16px; color: var(--ink);
  padding: 14px 16px; border-radius: var(--radius-sm); border: 1.5px solid var(--line); background: var(--soft);
}
.field textarea { min-height: 128px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--cyan-400); background: #fff; box-shadow: 0 0 0 4px var(--cyan-100); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form .btn { width: 100%; margin-top: 8px; }
.form-note { margin: 16px 0 0; font-size: 14px; color: var(--muted); text-align: center; }
.form-error { color: #b42318; font-size: 14px; margin: -8px 0 16px; display: none; }
.form-error.is-visible { display: block; }

/* Footer */
.site-footer { background: var(--navy-950); color: rgba(255, 255, 255, 0.7); padding: 72px 0 40px; font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 48px; }
.footer-grid h4 { margin: 0 0 16px; color: #fff; font-size: 15px; }
.footer-grid ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.footer-grid a { text-decoration: none; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { margin-top: 56px; padding-top: 28px; border-top: 1px solid rgba(255, 255, 255, 0.08); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 14px; }

/* Responsive */
@media (max-width: 1024px) {
  .grid-4, .process { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .hero-grid, .band, .contact-grid { grid-template-columns: 1fr; }
  .nav { display: none; position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 4px; padding: 16px var(--gutter) 24px; background: var(--navy-950); border-bottom: 1px solid rgba(255,255,255,.08); }
  .nav.is-open { display: flex; }
  .nav a { padding: 12px 0; font-size: 17px; }
  .nav .btn { margin-top: 8px; }
  .nav-toggle { display: inline-block; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .grid-2, .grid-3, .grid-4, .process, .field-row { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .band { border-radius: 28px; padding: 32px 22px; }
  .faq details { padding: 4px 20px; }
  .callout { padding: 24px; font-size: 17px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
  .btn:hover { transform: none; }
}