:root {
  color-scheme: dark;
  --ink: #f7fafe;
  --muted: #aebbd0;
  --faint: #7f8da5;
  --canvas: #050a12;
  --surface: #0b1727;
  --surface-strong: #10223a;
  --line: #274260;
  --primary: #40d6d2;
  --primary-strong: #2fb8b4;
  --primary-ink: #07111f;
  --accent: #8ea9d2;
  --warning: #f2b63d;
  --danger: #ff9eb2;
  --success: #8ce9c6;
  --max-width: 1180px;
  --radius: 24px;
  --shadow: 0 24px 70px rgba(0, 0, 0, .28);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 15% 10%, rgba(64, 214, 210, .10), transparent 30rem),
    radial-gradient(circle at 90% 30%, rgba(142, 169, 210, .09), transparent 34rem),
    var(--canvas);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-underline-offset: .2em; }
a:hover { color: #8be8e4; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid var(--warning); outline-offset: 4px; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: .75rem 1rem;
  border-radius: 10px;
  background: var(--warning);
  color: var(--primary-ink);
  font-weight: 800;
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem;
  background: rgba(5, 10, 18, .88);
  border-bottom: 1px solid rgba(39, 66, 96, .6);
  backdrop-filter: blur(18px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -.02em;
}
.brand:hover { color: var(--ink); }
.brand-mark {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 11px;
  background: var(--primary);
  color: var(--primary-ink);
  box-shadow: 0 0 0 5px rgba(64, 214, 210, .10);
}
.site-nav { display: flex; align-items: center; gap: 1.35rem; }
.site-nav a { color: var(--muted); text-decoration: none; font-weight: 700; font-size: .92rem; }
.site-nav a:hover { color: var(--ink); }
.site-nav .nav-cta { padding: .55rem .85rem; border-radius: 10px; background: var(--primary); color: var(--primary-ink); }

.section { max-width: var(--max-width); margin: 0 auto; padding: 6rem 1.5rem; }
.section-muted {
  position: relative;
  max-width: none;
  padding-left: max(1.5rem, calc((100% - var(--max-width)) / 2 + 1.5rem));
  padding-right: max(1.5rem, calc((100% - var(--max-width)) / 2 + 1.5rem));
  background: rgba(11, 23, 39, .72);
  border-block: 1px solid rgba(39, 66, 96, .7);
}
.eyebrow { margin: 0 0 .9rem; color: var(--primary); font-size: .78rem; font-weight: 900; letter-spacing: .17em; text-transform: uppercase; }
h1, h2, h3 { margin-top: 0; line-height: 1.08; letter-spacing: -.04em; }
h1 { max-width: 820px; margin-bottom: 1.5rem; font-size: clamp(2.8rem, 7vw, 5.7rem); }
h2 { max-width: 790px; margin-bottom: 1.15rem; font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { margin-bottom: .75rem; font-size: 1.35rem; }
p { color: var(--muted); }
.hero { padding-top: 7rem; padding-bottom: 7rem; }
.hero-grid, .security-grid, .contact-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.hero-copy { max-width: 690px; margin: 0; font-size: clamp(1.08rem, 2vw, 1.35rem); }
.cta-row { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2rem; }
.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: .85rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 13px;
  cursor: pointer;
  font-weight: 850;
  text-decoration: none;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--primary); color: var(--primary-ink); }
.button-primary:hover { background: #8be8e4; color: var(--primary-ink); }
.button-secondary { border-color: var(--line); background: rgba(16, 34, 58, .7); color: var(--ink); }
.microcopy { max-width: 640px; margin-top: 1.4rem; color: var(--faint); font-size: .9rem; }

.hero-panel, .card, .path-card, .partner-form {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(16, 34, 58, .96), rgba(7, 17, 31, .96));
  box-shadow: var(--shadow);
}
.hero-panel { padding: 1.3rem; }
.panel-label { margin: 0 0 1rem; color: var(--accent); font-size: .78rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.scope-list { display: grid; gap: .7rem; margin: 0; padding: 0; list-style: none; }
.scope-list li { display: grid; grid-template-columns: 2.25rem 1fr; gap: .8rem; align-items: start; padding: .9rem; border-radius: 15px; background: rgba(5, 10, 18, .66); }
.scope-list li > span { color: var(--primary); font-size: .75rem; font-weight: 900; }
.scope-list strong, .scope-list small { display: block; }
.scope-list small { margin-top: .2rem; color: var(--faint); line-height: 1.45; }

.section-heading { margin-bottom: 2.5rem; }
.section-heading > p:last-child { max-width: 700px; }
.split-heading { display: flex; justify-content: space-between; gap: 2rem; align-items: end; }
.preview-note { max-width: 330px; margin: 0; padding-left: 1rem; border-left: 2px solid var(--warning); color: #d5c291; font-size: .9rem; }
.buyer-list { display: flex; flex-wrap: wrap; gap: .7rem; margin: 0; padding: 0; list-style: none; }
.buyer-list li { padding: .75rem 1rem; border: 1px solid var(--line); border-radius: 999px; background: rgba(5, 10, 18, .6); color: var(--ink); font-weight: 750; }
.card-grid { display: grid; gap: 1.1rem; }
.card-grid-three { grid-template-columns: repeat(3, 1fr); }
.card { padding: 1.5rem; }
.card p { margin-bottom: 0; }
.card-number { display: inline-block; margin-bottom: 2.4rem; color: var(--primary); font-size: .8rem; font-weight: 900; }

.capability-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: .8rem; }
.capability-grid article { min-height: 260px; padding: 1.3rem; border-top: 2px solid var(--primary); border-radius: 0 0 18px 18px; background: rgba(5, 10, 18, .66); }
.capability-grid span { color: var(--accent); font-size: .75rem; font-weight: 900; }
.capability-grid h3 { margin-top: 3rem; }
.capability-grid p { margin-bottom: 0; font-size: .92rem; }

.phone-flow { display: grid; grid-template-columns: repeat(5, 1fr); gap: .85rem; margin: 0; padding: 0; list-style: none; }
.phone-card { min-width: 0; }
.phone-card > p { margin: .75rem .25rem 0; font-size: .86rem; }
.phone-top { display: flex; align-items: center; justify-content: space-between; padding: .65rem .8rem; border: 1px solid var(--line); border-bottom: 0; border-radius: 22px 22px 0 0; background: #091424; }
.phone-top span { color: var(--primary); font-size: .72rem; font-weight: 900; }
.phone-top i { width: 2.2rem; height: .35rem; border-radius: 99px; background: var(--line); }
.phone-body { min-height: 315px; padding: 1rem; border: 1px solid var(--line); border-radius: 0 0 22px 22px; background: linear-gradient(160deg, #10223a, #07111f); box-shadow: 0 18px 36px rgba(0,0,0,.2); }
.phone-body small, .phone-body strong { display: block; }
.phone-body small { margin-bottom: .75rem; color: var(--accent); font-size: .65rem; font-weight: 900; letter-spacing: .12em; }
.phone-body strong { min-height: 3.7rem; line-height: 1.25; }
.mock-row { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin-top: 1.5rem; }
.mock-row b, .mock-panel, .mock-button, .mock-message, .mock-alert { display: block; border: 1px solid #365878; background: rgba(142, 169, 210, .13); }
.mock-row b { height: 3.6rem; border-radius: 10px; }
.mock-button { height: 2.8rem; margin-top: 1.2rem; border: 0; border-radius: 10px; background: var(--primary); }
.mock-panel { height: 6.2rem; margin-top: 1.35rem; border-radius: 14px; }
.mock-panel.short { height: 4rem; }
.mock-lines { height: 4.7rem; margin-top: .8rem; background: repeating-linear-gradient(to bottom, transparent 0 10px, #365878 10px 12px); opacity: .75; }
.mock-progress { height: .55rem; margin: 1.5rem 0 1rem; border-radius: 99px; background: linear-gradient(90deg, var(--primary) 42%, var(--line) 42%); }
.mock-message { width: 82%; height: 3.7rem; margin-top: 1.1rem; border-radius: 14px 14px 14px 4px; }
.mock-message.right { margin-left: auto; border-radius: 14px 14px 4px 14px; background: rgba(64, 214, 210, .14); }
.mock-alert { height: 7rem; margin-top: 1.35rem; border-color: #68562b; border-radius: 14px; background: rgba(242, 182, 61, .09); }

.path-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.path-card { padding: 1.5rem; box-shadow: none; }
.path-card.featured { border-color: var(--primary-strong); }
.path-tag { color: var(--primary); font-size: .74rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.path-card ul { display: grid; gap: .55rem; padding-left: 1.1rem; color: var(--muted); }
.path-card li::marker { color: var(--primary); }

.security-grid { align-items: center; }
.check-list { display: grid; gap: .8rem; margin: 0; padding: 0; list-style: none; }
.check-list li { padding: 1rem 1rem 1rem 1.15rem; border-left: 3px solid var(--primary); background: rgba(16, 34, 58, .6); }
.check-list strong, .check-list span { display: block; }
.check-list span { margin-top: .2rem; color: var(--muted); font-size: .9rem; }
.faq-list { display: grid; gap: .7rem; max-width: 920px; }
.faq-list details { border: 1px solid var(--line); border-radius: 16px; background: rgba(5, 10, 18, .66); }
.faq-list summary { cursor: pointer; padding: 1.1rem 1.2rem; color: var(--ink); font-weight: 800; }
.faq-list details p { margin: 0; padding: 0 1.2rem 1.2rem; }

.contact-section { padding-top: 7rem; }
.contact-grid { grid-template-columns: minmax(270px, .7fr) minmax(0, 1.3fr); }
.contact-alternative { margin-top: 2rem; }
.partner-form { position: relative; padding: clamp(1.15rem, 3vw, 2rem); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.partner-form label { display: grid; gap: .4rem; color: var(--ink); font-size: .88rem; font-weight: 750; }
.partner-form label > span[aria-hidden="true"] { display: inline; color: var(--primary); }
.field-wide { grid-column: 1 / -1; }
.optional { color: var(--faint); font-size: .78rem; font-weight: 500; }
input, textarea, select {
  width: 100%;
  border: 1px solid #365878;
  border-radius: 11px;
  background: #07111f;
  color: var(--ink);
  padding: .78rem .85rem;
}
textarea { resize: vertical; }
input:hover, textarea:hover, select:hover { border-color: var(--accent); }
input:invalid:not(:placeholder-shown), textarea:invalid:not(:placeholder-shown) { border-color: var(--danger); }
.honeypot { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.consent-field { grid-template-columns: 1.2rem 1fr !important; gap: .75rem !important; align-items: start; margin-top: 1.2rem; font-weight: 500 !important; }
.consent-field input { width: 1.15rem; height: 1.15rem; margin-top: .2rem; accent-color: var(--primary); }
.consent-field strong { color: var(--ink); }
.submit-button { width: 100%; margin-top: 1.3rem; border: 0; }
.submit-button[disabled] { cursor: wait; opacity: .65; transform: none; }
.form-status { min-height: 1.6rem; margin: .9rem 0 0; font-size: .9rem; }
.form-status[data-state="success"] { color: var(--success); }
.form-status[data-state="error"] { color: var(--danger); }
.final-cta { text-align: center; }
.final-cta h2 { margin-inline: auto; }

.site-footer { display: flex; justify-content: space-between; gap: 2rem; max-width: var(--max-width); margin: 0 auto; padding: 2rem 1.5rem 3rem; border-top: 1px solid var(--line); }
.site-footer p { margin: 0; color: var(--faint); font-size: .85rem; }
.site-footer div { display: flex; flex-wrap: wrap; gap: 1rem; }
.site-footer a { color: var(--muted); font-size: .85rem; }

.home-main { min-height: calc(100vh - 170px); display: grid; align-items: center; }
.home-hero { max-width: var(--max-width); padding: 6rem 1.5rem; }
.home-hero h1 { max-width: 900px; }

.privacy-main { max-width: 820px; margin: 0 auto; padding: 5rem 1.5rem; }
.privacy-main h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
.privacy-main h2 { margin-top: 3rem; font-size: 1.7rem; }
.privacy-main li { margin-bottom: .45rem; color: var(--muted); }
.privacy-meta { padding: 1rem; border-left: 3px solid var(--primary); background: rgba(16,34,58,.7); }

@media (max-width: 980px) {
  .hero-grid, .security-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-panel { max-width: 620px; }
  .card-grid-three, .path-grid { grid-template-columns: 1fr; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-grid article:last-child { grid-column: 1 / -1; min-height: 210px; }
  .phone-flow { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { gap: 2rem; }
}

@media (max-width: 680px) {
  .site-header { position: static; align-items: flex-start; }
  .site-nav { justify-content: flex-end; flex-wrap: wrap; gap: .75rem 1rem; }
  .site-nav a:not(.nav-cta) { display: none; }
  .section { padding-top: 4.5rem; padding-bottom: 4.5rem; }
  .hero { padding-top: 4rem; }
  h1 { font-size: clamp(2.5rem, 13vw, 4rem); }
  .split-heading { display: block; }
  .preview-note { margin-top: 1.5rem; }
  .capability-grid, .phone-flow, .form-grid { grid-template-columns: 1fr; }
  .capability-grid article:last-child { grid-column: auto; }
  .capability-grid article { min-height: auto; }
  .capability-grid h3 { margin-top: 1.7rem; }
  .phone-body { min-height: 270px; }
  .site-footer { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}