/* ============================================
   BLIZZAIR — design tokens (unchanged from previous version)
   Palette: ice blue, deep navy, frost white, cyan highlight
   Type: Sora (display) / Public Sans (body) / Chivo Mono (data)
   ============================================ */

:root{
  --navy: #0B2540;
  --navy-deep: #071A2E;
  --ice: #1E88C7;
  --ice-deep-solid: #146394;
  --cyan: #5FD3E8;
  --frost: #F3FAFD;
  --frost-warm: #E7F3F9;
  --ink: #16232F;
  --ink-soft: #51697A;
  --line: #D9E9F1;
  --white: #FFFFFF;

  --font-display: "Sora", sans-serif;
  --font-body: "Public Sans", sans-serif;
  --font-mono: "Chivo Mono", monospace;

  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;

  --shadow-card: 0 14px 32px -16px rgba(11, 37, 64, 0.3);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--frost);
  -webkit-font-smoothing: antialiased;
}
img,svg{ display:block; max-width:100%; }
a{ color: inherit; text-decoration: none; }
ul,ol{ list-style: none; margin:0; padding:0; }

.wrap{ width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 32px; }
.center{ text-align:center; margin-left:auto; margin-right:auto; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ---------- typography ---------- */
.eyebrow{ font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ice-deep-solid); margin: 0 0 14px; }
.section-title{ font-family: var(--font-display); font-weight: 700; font-size: clamp(1.9rem, 3vw, 2.6rem); line-height: 1.2; margin: 0 0 20px; color: var(--navy); }
.section-title.center{ max-width: 660px; }

/* ---------- buttons ---------- */
.btn{ display:inline-flex; align-items:center; justify-content:center; gap:8px; padding: 14px 28px; border-radius: 999px; font-weight: 600; font-size: 0.95rem; font-family: var(--font-display); border: 1.5px solid transparent; cursor:pointer; transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease; white-space: nowrap; }
.btn:hover{ transform: translateY(-2px); }
.btn:focus-visible{ outline: 3px solid var(--cyan); outline-offset: 2px; }
.btn-primary{ background: var(--ice); color: var(--white); box-shadow: var(--shadow-card); }
.btn-primary:hover{ background: var(--ice-deep-solid); }
.btn-ghost{ background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-ghost:hover{ background: var(--navy); color: var(--white); }
.btn-light{ background: var(--white); color: var(--ice-deep-solid); }
.btn-light:hover{ background: var(--frost-warm); }

/* ============ HEADER ============ */
.site-header{ position: sticky; top:0; z-index: 50; background: rgba(243,250,253,0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-inner{ display:flex; align-items:center; justify-content: space-between; padding: 16px 0; gap: 24px; }
.brand{ display:flex; align-items:center; gap:10px; font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; color: var(--navy); }
.mark-ring{ fill:none; stroke: var(--ice); stroke-width: 2.5; }
.mark-flake{ fill:none; stroke: var(--ice); stroke-width: 2.5; stroke-linecap:round; }
.main-nav{ display:flex; gap: 28px; font-weight: 600; font-size: 0.92rem; flex: 1; justify-content: center; }
.main-nav a{ color: var(--ink-soft); transition: color .15s; }
.main-nav a:hover{ color: var(--ice-deep-solid); }
.nav-cta{ flex-shrink:0; }
.nav-toggle{ display:none; }

/* ============ HERO — big centered stat-driven layout ============ */
.hero{ padding: 76px 0 0; overflow:hidden; }
.hero-headline{
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(3rem, 8vw, 5.5rem); line-height: 0.98;
  text-align:center; margin: 0 auto 28px; color: var(--navy);
  letter-spacing: -0.02em;
}
.hero-sub{ font-size: 1.1rem; line-height: 1.6; color: var(--ink-soft); max-width: 560px; margin: 0 auto 32px; text-align:center; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; justify-content:center; margin-bottom: 56px; }
.hero-stat-strip{ background: var(--navy); padding: 40px 0; }
.hero-stat-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap: 24px; text-align:center; }
.stat-num{ display:block; font-family: var(--font-display); font-weight:800; font-size: clamp(2rem,4vw,2.8rem); color: var(--cyan); }
.stat-label{ font-family: var(--font-mono); font-size: 0.78rem; color: rgba(243,250,253,0.75); }

/* ============ FEATURE ROWS — alternating layout ============ */
.feature-rows{ padding: 88px 0 40px; background: var(--white); }
.frow{ padding: 56px 0; }
.frow:nth-child(odd){ background: var(--frost); }
.frow-inner{ display:grid; grid-template-columns: 0.9fr 1.1fr; gap: 48px; align-items:center; }
.frow-alt .frow-inner{ grid-template-columns: 1.1fr 0.9fr; }
.frow-visual{ background: var(--frost-warm); border-radius: var(--radius-lg); padding: 30px; border: 1px solid var(--line); }
.frow-unit{ fill: var(--white); stroke: var(--navy); stroke-width: 3; }
.frow-panel{ fill: var(--frost-warm); stroke: var(--navy); stroke-width:1.5; }
.frow-dial{ fill: var(--ice); }
.frow-dialring{ fill:none; stroke: var(--ice); stroke-width:4; }
.frow-needle{ stroke: var(--navy); stroke-width: 3; stroke-linecap:round; }
.frow-path{ fill:none; stroke: var(--cyan); stroke-width:3; }
.frow-drop{ fill: var(--cyan); opacity:0.6; }
.frow-waves{ fill:none; stroke: var(--ice); stroke-width:3; stroke-linecap:round; }
.frow-num{ display:block; font-family: var(--font-mono); font-size: 1rem; color: var(--ice); margin-bottom: 10px; }
.frow-copy h3{ font-family: var(--font-display); font-size: 1.6rem; margin: 0 0 12px; color: var(--navy); }
.frow-copy p{ color: var(--ink-soft); line-height: 1.6; font-size: 1.02rem; margin:0; max-width: 420px; }

/* ============ HOW — horizontal timeline ============ */
.how{ padding: 88px 0; background: var(--navy); color: var(--frost); }
.how .eyebrow{ color: var(--cyan); }
.how .section-title{ color: var(--white); }
.timeline{ display:grid; grid-template-columns: repeat(3,1fr); gap: 32px; margin-top: 48px; position:relative; }
.timeline::before{ content:""; position:absolute; top:22px; left:8%; right:8%; height:2px; background: rgba(95,211,232,0.3); z-index:0; }
.timeline-step{ position:relative; z-index:1; text-align:center; }
.timeline-dot{ display:inline-flex; align-items:center; justify-content:center; width: 46px; height:46px; border-radius:50%; background: var(--ice); color: var(--white); font-family: var(--font-display); font-weight:800; font-size:1.1rem; margin-bottom: 20px; border: 4px solid var(--navy); }
.timeline-step h4{ font-family: var(--font-display); font-size: 1.2rem; margin: 0 0 10px; color: var(--white); }
.timeline-step p{ color: rgba(243,250,253,0.75); line-height:1.6; font-size:0.94rem; max-width: 260px; margin: 0 auto; }

/* ============ COMPARE — cards instead of table ============ */
.compare{ padding: 88px 0; }
.compare-cards{ display:grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
.compare-card{ background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 24px; }
.compare-card-honest{ background: var(--frost-warm); }
.compare-card h3{ font-family: var(--font-display); font-size: 1.1rem; margin: 0 0 14px; color: var(--navy); }
.compare-card p{ margin: 0 0 8px; font-size: 0.88rem; line-height:1.5; }
.compare-blizz strong{ color: var(--ice-deep-solid); }
.compare-other{ color: var(--ink-soft); }
.compare-other strong{ color: var(--ink-soft); }
.compare-footnote{ max-width:780px; margin: 24px auto 0; font-size:0.82rem; color: var(--ink-soft); text-align:center; }

/* ============ FAQ — two columns ============ */
.faq{ padding: 88px 0; background: var(--white); }
.faq-columns{ display:grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 48px; }
.faq-list{ display:flex; flex-direction:column; gap: 14px; }
details{ background: var(--frost); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 18px 22px; }
summary{ cursor:pointer; font-weight:600; font-family: var(--font-display); color: var(--navy); list-style:none; display:flex; justify-content: space-between; align-items:center; gap:16px; }
summary::-webkit-details-marker{ display:none; }
summary::after{ content:"+"; font-size:1.4rem; color: var(--ice); flex-shrink:0; }
details[open] summary::after{ content:"–"; }
details p{ margin: 14px 0 0; color: var(--ink-soft); line-height:1.6; }

/* ============ CTA BAND ============ */
.cta-band{ background: var(--ice); padding: 64px 0; }
.cta-band-inner{ display:flex; align-items:center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.cta-band h2{ font-family: var(--font-display); font-weight:700; font-size: clamp(1.5rem,2.6vw,2.1rem); color: var(--white); margin:0; max-width: 540px; }

/* ============ FOOTER ============ */
.site-footer{ background: var(--navy-deep); color: rgba(243,250,253,0.8); padding: 64px 0 0; }
.footer-grid{ display:grid; grid-template-columns: 1fr 2fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.12); }
.footer-brand{ display:flex; gap:12px; align-items:flex-start; }
.footer-brand .mark-ring, .footer-brand .mark-flake{ stroke: var(--cyan); }
.footer-brand p{ font-size: 0.9rem; line-height:1.5; margin:0; }
.footer-links{ display:grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.footer-links h4{ font-family: var(--font-mono); font-size:0.74rem; text-transform:uppercase; letter-spacing:0.06em; color: var(--cyan); margin: 0 0 14px; }
.footer-links a{ display:block; padding: 6px 0; color: rgba(243,250,253,0.8); font-size:0.92rem; }
.footer-links a:hover{ color: var(--white); }
.footer-legal{ padding: 24px 0 32px; font-size: 0.76rem; color: rgba(243,250,253,0.5); line-height:1.6; display:flex; flex-direction:column; gap:8px; }

/* ============ mobile nav ============ */
.main-nav.nav-open{ display:flex; flex-direction:column; position:absolute; top:100%; left:0; right:0; background: var(--frost); border-bottom: 1px solid var(--line); padding: 8px 32px 20px; gap: 4px; }
.main-nav.nav-open a{ padding: 10px 0; border-bottom: 1px solid var(--line); }
.nav-toggle.is-active span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2){ opacity:0; }
.nav-toggle.is-active span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
.nav-toggle span{ transition: transform .2s ease, opacity .2s ease; }

.reveal-ready{ opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal-in{ opacity: 1; transform: translateY(0); }

/* ============ RESPONSIVE ============ */
@media (max-width: 900px){
  .main-nav{ display:none; }
  .hero-stat-grid{ grid-template-columns: repeat(2,1fr); gap: 32px; }
  .frow-inner, .frow-alt .frow-inner{ grid-template-columns: 1fr; }
  .frow-visual{ order:-1; max-width: 280px; margin: 0 auto; }
  .timeline{ grid-template-columns: 1fr; gap: 40px; }
  .timeline::before{ display:none; }
  .compare-cards{ grid-template-columns: 1fr 1fr; }
  .faq-columns{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .footer-links{ grid-template-columns: repeat(3,1fr); }
  .nav-cta{ display:none; }
  .nav-toggle{ display:flex; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:6px; }
  .nav-toggle span{ width:22px; height:2px; background: var(--navy); }
}
@media (max-width: 520px){
  .wrap{ padding: 0 20px; }
  .hero-stat-grid{ grid-template-columns: 1fr 1fr; }
  .compare-cards{ grid-template-columns: 1fr; }
  .cta-band-inner{ justify-content:center; text-align:center; }
}