/* AdaptioAI — premium static single-file stylesheet */

:root {
  --bg: #090d12;
  --bg-2: #0e1319;
  --panel: #121922;
  --panel-2: #171f2a;
  --border: rgba(186, 201, 220, 0.14);
  --border-strong: rgba(124, 196, 255, 0.28);
  --text: #edf2f7;
  --muted: #a7b2c1;
  --muted-2: #7f8b9a;
  --accent: #7cc4ff;
  --accent-strong: #a6d9ff;
  --accent-deep: #4ea8ff;
  --ok: #77d69a;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.26);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.18);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 14px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background:
    radial-gradient(1100px circle at 18% 0%, rgba(124, 196, 255, 0.14), transparent 34%),
    radial-gradient(700px circle at 82% 8%, rgba(106, 138, 255, 0.09), transparent 28%),
    linear-gradient(180deg, #090d12 0%, #0b1016 40%, #090d12 100%);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.42), transparent 70%);
  opacity: .35;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); }

.page-shell {
  position: relative;
  z-index: 1;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 {
  text-wrap: balance;
  letter-spacing: -0.03em;
  line-height: 1.05;
}
h1 {
  font-size: clamp(3.05rem, 6.1vw, 5.8rem);
  margin-bottom: 22px;
  max-width: 10.5ch;
}
h2 {
  font-size: clamp(2rem, 3.2vw, 3rem);
  margin-bottom: 14px;
}
h3 {
  font-size: 1.08rem;
  margin-bottom: 8px;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px) saturate(145%);
  background: rgba(9, 13, 18, 0.72);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 720;
  letter-spacing: -0.02em;
  color: var(--text);
}
.brand .dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--accent-strong), var(--accent-deep));
  box-shadow: 0 0 0 6px rgba(124, 196, 255, 0.12);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}
.nav-links a {
  color: var(--muted);
  font-size: 0.96rem;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  color: var(--text);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}
.nav-cta:hover {
  background: rgba(255,255,255,0.07);
  color: var(--text);
}

.hero {
  padding: 92px 0 56px;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.85fr);
  gap: 28px;
  align-items: start;
}
.hero-copy {
  padding: 12px 0 0;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 650;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.lead {
  max-width: 72ch;
  font-size: 1.11rem;
  color: var(--muted);
  margin-bottom: 28px;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-size: 0.96rem;
  font-weight: 650;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.btn:hover {
  transform: translateY(-1px);
  text-decoration: none;
}
.btn-primary {
  color: #07111c;
  background: linear-gradient(180deg, var(--accent-strong), var(--accent));
  box-shadow: 0 14px 30px rgba(124, 196, 255, 0.18), 0 4px 12px rgba(0, 0, 0, 0.2);
}
.btn-primary:hover {
  color: #07111c;
  background: linear-gradient(180deg, #c7ebff, var(--accent-strong));
}
.btn-ghost {
  color: var(--text);
  background: rgba(255,255,255,0.03);
  border-color: rgba(255,255,255,0.08);
}
.btn-ghost:hover {
  color: var(--text);
  border-color: rgba(124, 196, 255, 0.32);
  background: rgba(124, 196, 255, 0.05);
}
.btn-submit { width: 100%; }

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}
.trust-row li,
.contact-badges span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  color: var(--muted);
  font-size: 0.92rem;
}

.hero-panel,
.card,
.contact-form,
.faq-aside {
  background: linear-gradient(180deg, rgba(18, 25, 34, 0.94), rgba(14, 19, 25, 0.95));
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}
.hero-panel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 24px;
}
.hero-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(450px circle at 85% 0%, rgba(124, 196, 255, 0.16), transparent 40%);
}
.panel-topline {
  position: relative;
  z-index: 1;
  color: var(--muted-2);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 14px;
}
.panel-card,
.panel-list,
.faq-aside,
.contact-form {
  position: relative;
  z-index: 1;
}
.panel-card {
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 20px;
  background: rgba(255,255,255,0.02);
}
.panel-card--accent {
  background: linear-gradient(180deg, rgba(124,196,255,0.14), rgba(124,196,255,0.05));
  border-color: var(--border-strong);
}
.panel-kicker,
.meta {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.74rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.panel-card h2 {
  font-size: clamp(1.55rem, 2.3vw, 2rem);
  margin-bottom: 10px;
}
.panel-card p {
  color: var(--muted);
  margin-bottom: 0;
}
.panel-list {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}
.panel-item {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.06);
}
.panel-label {
  color: var(--muted-2);
  font-size: 0.86rem;
}
.panel-item strong {
  font-size: 0.98rem;
  font-weight: 650;
}

section {
  padding: 78px 0;
}
section + section {
  border-top: 1px solid rgba(255,255,255,0.06);
}
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 26px;
}
.section-note {
  color: var(--muted-2);
  max-width: 28ch;
  margin: 0;
  font-size: 0.96rem;
}
.sub {
  color: var(--muted);
  max-width: 70ch;
  margin-bottom: 0;
  font-size: 1.02rem;
}

.grid {
  display: grid;
  gap: 16px;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card:hover {
  transform: translateY(-2px);
  border-color: rgba(124, 196, 255, 0.22);
  box-shadow: var(--shadow);
}
.card--featured {
  border-color: var(--border-strong);
  background: linear-gradient(180deg, rgba(124,196,255,0.12), rgba(18,25,34,0.94));
  transform: translateY(-4px);
}
.card--featured:hover { transform: translateY(-6px); }
.card p {
  margin-bottom: 0;
  color: var(--muted);
}
.card .price {
  margin-top: 18px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
}
.feature-list {
  max-width: 760px;
  margin-top: 28px;
  display: grid;
  gap: 4px;
}
.list-clean {
  list-style: none;
  padding-left: 0;
  margin-left: 0;
}
.list-clean li {
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  color: var(--muted);
}
.list-clean li:last-child { border-bottom: 0; }
.check::before {
  content: "✓";
  color: var(--ok);
  margin-right: 12px;
  font-weight: 800;
}

.steps {
  display: grid;
  gap: 14px;
}
.step {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  align-items: start;
  padding: 22px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(18,25,34,0.96), rgba(14,19,25,0.96));
  border: 1px solid rgba(255,255,255,0.07);
}
.step .num {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(124,196,255,0.16), rgba(124,196,255,0.08));
  border: 1px solid rgba(124,196,255,0.22);
  color: var(--accent);
  font-weight: 750;
}
.step p {
  margin-bottom: 0;
  color: var(--muted);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.65fr);
  gap: 18px;
  align-items: start;
}
.faq-list {
  display: grid;
  gap: 10px;
}
details {
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  padding: 18px 20px;
}
details[open] {
  background: rgba(124,196,255,0.05);
  border-color: rgba(124,196,255,0.16);
}
summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  font-weight: 650;
  color: var(--text);
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+";
  color: var(--muted);
  font-size: 1.3rem;
  line-height: 1;
}
details[open] summary::after { content: "−"; }
details p {
  color: var(--muted);
  margin: 12px 0 0;
}

.faq-aside {
  border-radius: var(--radius-lg);
  padding: 24px;
}
.faq-aside h3 { font-size: 1.4rem; }
.faq-aside p { color: var(--muted); }
.aside-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.aside-list li {
  color: var(--text);
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
}

.cta-band {
  padding-bottom: 92px;
}
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.9fr);
  gap: 18px;
  align-items: start;
}
.contact-copy {
  padding-top: 8px;
}
.contact-copy h2 { margin-bottom: 16px; }
.contact-copy p { color: var(--muted); max-width: 58ch; }
.contact-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.contact-form {
  border-radius: var(--radius-lg);
  padding: 24px;
  display: grid;
  gap: 14px;
}
label {
  display: inline-block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
}
input, textarea {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 14px 16px;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
input::placeholder, textarea::placeholder { color: rgba(167,178,193,0.65); }
input:focus, textarea:focus {
  outline: none;
  border-color: rgba(124,196,255,0.36);
  box-shadow: 0 0 0 4px rgba(124,196,255,0.08);
  background: rgba(255,255,255,0.045);
}
textarea {
  min-height: 130px;
  resize: vertical;
}
.form-note {
  margin: 0;
  text-align: center;
  color: var(--muted-2);
  font-size: 0.94rem;
}

footer {
  padding: 18px 0 42px;
  color: var(--muted-2);
  font-size: 0.92rem;
  text-align: center;
}
footer a { color: var(--muted); }
footer a:hover { color: var(--text); }

/* Legal + thanks pages use the same system, just tighter */
section .container[style*="max-width:760px"],
section .container[style*="max-width:760px"] p {
  max-width: 760px;
}
section .container h2 {
  font-size: 1.22rem;
  margin-top: 28px;
  margin-bottom: 10px;
}
section .container p {
  color: var(--muted);
}

/* Responsive */
@media (max-width: 1080px) {
  .hero-grid,
  .faq-layout,
  .contact-grid,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .card--featured,
  .nav-cta {
    transform: none;
  }

  .section-head {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .container { padding: 0 18px; }
  .hero { padding-top: 64px; }
  .nav-links { display: none; }
  .nav-cta { margin-left: auto; }
  h1 { max-width: none; font-size: clamp(2.55rem, 14vw, 3.6rem); }
  .lead { font-size: 1rem; }
  section { padding: 64px 0; }
  .step { grid-template-columns: 1fr; }
  .step .num { margin-bottom: 2px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}