/* ===========================================================
   SnapSave website — design tokens
   Mirrors the extension's own UI: system font stack, #0066cc
   accent, light/dark themes toggled via [data-theme] on <html>.
=========================================================== */
:root{
  --bg:#f9f9f9;
  --bg-elevated:#ffffff;
  --bg-subtle:#f2f2f3;
  --border:#eaeaea;
  --ink:#111111;
  --ink-dim:#5b5b5d;
  --ink-faint:#9a9a9a;
  --accent:#0066cc;
  --accent-bright:#3399ff;
  --accent-ink:#ffffff;
  --success:#22c55e;
  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:20px;
  --shadow-card:0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.05);
  --shadow-pop:0 8px 24px rgba(0,0,0,.18);
  --glass-bg:rgba(255,255,255,.78);
  --glass-border:rgba(0,0,0,.08);
  --glass-menu-bg:rgba(255,255,255,.94);
  --font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --nav-h:64px;
  --ease:cubic-bezier(.2,.7,.2,1);
}

html[data-theme="dark"]{
  --bg:#0e0e10;
  --bg-elevated:#18181a;
  --bg-subtle:#1e1e21;
  --border:#2a2a2d;
  --ink:#f2f2f2;
  --ink-dim:#a4a4a7;
  --ink-faint:#6f6f72;
  --accent:#4da3ff;
  --accent-bright:#66b3ff;
  --accent-ink:#0a0a0b;
  --shadow-card:0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
  --shadow-pop:0 8px 28px rgba(0,0,0,.55);
  --glass-bg:rgba(24,24,26,.6);
  --glass-border:rgba(255,255,255,.16);
  --glass-menu-bg:rgba(28,28,30,.92);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

body{
  margin:0;
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  transition:background .15s var(--ease),color .15s var(--ease);
}

img{max-width:100%;display:block}
a{color:inherit}
ul{margin:0}
button{font-family:inherit}

.wrap{max-width:1120px;margin:0 auto;padding:0 24px}

/* ---------- Typography ---------- */
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;color:var(--ink)}
h1{font-size:clamp(2.2rem,4.5vw,3.4rem);font-weight:800;letter-spacing:-.03em;line-height:1.06}
h2{font-size:clamp(1.6rem,3vw,2.1rem);line-height:1.15}
h3{font-size:1.05rem;font-weight:600}
p{margin:0;line-height:1.65;color:var(--ink-dim)}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--accent);
}
.lede{font-size:1.08rem;color:var(--ink-dim);max-width:52ch}
code,.mono{font-family:var(--font-mono)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 20px;border-radius:var(--radius-sm);
  font-size:.92rem;font-weight:600;text-decoration:none;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .15s var(--ease),background .15s var(--ease),border-color .15s var(--ease),box-shadow .15s var(--ease);
}

.btn:active{transform:scale(.97);}
.btn svg{flex-shrink:0}
.btn-primary{background:var(--ink);color:var(--bg);}
html[data-theme="dark"] .btn-primary{background:#ffffff;color:#111111}
.btn-primary:hover{box-shadow:var(--shadow-pop);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--border)}
.btn-ghost:hover{background:var(--bg-subtle)}
.btn-accent{background:linear-gradient(135deg,var(--accent-bright),var(--accent));color:#fff}
.btn-accent:hover{box-shadow:0 8px 20px rgba(0,102,204,.35);transform:translateY(-1px)}
.btn-sm{padding:8px 14px;font-size:.82rem}

.hover-box {
  border-color: rgba(255, 255, 255, 0.25);
  color: #fff;
  border-style: solid;
  border-width: 1px;
}

.hover-box:hover {
  color: #000;
}

/* ---------- Navbar ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  height:var(--nav-h);
  display:flex;align-items:center;
  background:var(--glass-bg);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--glass-border);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{display:flex;align-items:center;gap:9px;text-decoration:none;font-weight:700;font-size:1.02rem;color:var(--ink)}
.brand img{width:26px;height:26px;border-radius:7px}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;padding:0;margin:0}
.nav-links a{text-decoration:none;font-size:.88rem;font-weight:500;color:var(--ink-dim);transition:color .15s}
.nav-links a:hover{color:var(--ink)}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:var(--radius-sm);
  background:transparent;border:1px solid var(--border);color:var(--ink-dim);cursor:pointer;
  transition:background .15s,color .15s,border-color .15s;
}
.icon-btn:hover{background:var(--bg-subtle);color:var(--ink)}
.icon-btn svg{width:17px;height:17px}
.icon-sun{display:none}
html[data-theme="dark"] .icon-sun{display:block}
html[data-theme="dark"] .icon-moon{display:none}

.nav-toggle{display:none;background:none;border:none;color:var(--ink);cursor:pointer;padding:4px}
.nav-toggle svg{width:24px;height:24px}

/* ---------- Sections ---------- */
section{padding:88px 0}
.section-head{max-width:640px;margin:0 auto 48px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.section-head h2{margin-top:10px}
.section-head p{margin-top:12px}

.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- Hero ---------- */
.hero{padding:64px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-copy .eyebrow{margin-bottom:16px}
.hero-copy h1{margin-bottom:18px}
.hero-copy .lede{margin-bottom:30px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:.82rem;color:var(--ink-faint)}
.hero-meta span{display:inline-flex;align-items:center;gap:6px}
.hero-meta svg{width:14px;height:14px;color:var(--success)}

/* ---------- Hero demo card (signature element) ---------- */
.demo-stage{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  aspect-ratio:4/3.1;
  background:
    linear-gradient(135deg,#ffe1cf,#ffd7ec 38%,#cfe4ff 72%,#c9f3e0);
  box-shadow:var(--shadow-card);
  border:1px solid var(--border);
}
html[data-theme="dark"] .demo-stage{
  background:linear-gradient(135deg,#3a2a20,#3a2434 38%,#1f2c40 72%,#1c3329);
}
.demo-caption{
  position:absolute;top:16px;left:16px;
  font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:rgba(255,255,255,.85);
  background:rgba(0,0,0,.28);
  padding:5px 10px;border-radius:20px;
  backdrop-filter:blur(6px);
}

/* Replica of the extension's real hover overlay (content.css) */
.glass-overlay-demo{
  position:absolute;
  display:flex;align-items:center;gap:6px;padding:5px 8px;border-radius:10px;
  background:var(--glass-bg);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border:1px solid var(--glass-border);
  box-shadow:0 4px 20px rgba(0,0,0,.14);
  bottom:16px;right:16px;
  opacity:0;transform:translateY(6px) scale(.98);
  animation:demoAppear 5s var(--ease) infinite;
}
.glass-dropdown-demo{position:relative}
.glass-trigger-demo{
  display:flex;align-items:center;gap:4px;padding:6px 8px;border-radius:6px;
  background:rgba(0,0,0,.06);border:1px solid rgba(0,0,0,.08);
  font-size:11px;font-weight:600;color:#111;
}
html[data-theme="dark"] .glass-trigger-demo{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.14);color:#fff}
.glass-menu-demo{
  position:absolute;bottom:calc(100% + 6px);left:0;min-width:96px;
  background:var(--glass-menu-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--glass-border);border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.18);
  padding:4px 0;opacity:0;transform:translateY(4px);
  animation:demoMenu 5s var(--ease) infinite;
}
.glass-menu-demo div{padding:6px 12px;font-size:11px;font-weight:500;color:var(--ink-dim);white-space:nowrap;display:flex;justify-content:space-between;gap:10px}
.glass-menu-demo div.picked{color:var(--accent);font-weight:700}
.glass-btn-demo{
  display:flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:6px;
  background:#111;color:#fff;flex-shrink:0;
}
html[data-theme="dark"] .glass-btn-demo{background:#fff;color:#111}
.glass-btn-demo svg{width:13px;height:13px}
.glass-btn-demo.success{background:var(--success);color:#fff;animation:none}

@keyframes demoAppear{
  0%,8%{opacity:0;transform:translateY(6px) scale(.98)}
  16%,78%{opacity:1;transform:translateY(0) scale(1)}
  92%,100%{opacity:0;transform:translateY(6px) scale(.98)}
}
@keyframes demoMenu{
  0%,20%{opacity:0;transform:translateY(4px)}
  28%,55%{opacity:1;transform:translateY(0)}
  63%,100%{opacity:0;transform:translateY(4px)}
}
@media (prefers-reduced-motion:reduce){
  .glass-overlay-demo,.glass-menu-demo{animation:none;opacity:1;transform:none}
}

/* ---------- Logo strip ---------- */
.logo-strip{padding:36px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.logo-strip .wrap{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;color:var(--ink-faint);font-size:.85rem}
.logo-strip strong{color:var(--ink-dim);font-weight:600}
.badge-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.store-badge{
  display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:var(--bg-elevated);font-size:.82rem;font-weight:600;text-decoration:none;color:var(--ink);
  transition:border-color .15s,transform .15s;
}
.store-badge:hover{border-color:var(--accent);transform:translateY(-1px)}
.store-badge svg{width:16px;height:16px}

/* ---------- Feature grid ---------- */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:26px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-card);border-color:var(--border)}
.card .icon-wrap{
  width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--accent-bright),var(--accent));color:#fff;margin-bottom:16px;
}
.card .icon-wrap svg{width:19px;height:19px}
.card h3{margin-bottom:8px}
.card p{font-size:.92rem}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:step}
.step{position:relative;padding-top:6px}
.step-num{
  font-family:var(--font-mono);font-size:.78rem;font-weight:700;color:var(--accent);
  display:block;margin-bottom:10px;
}
.step h3{margin-bottom:8px}
.step p{font-size:.92rem}
.steps-rule{display:none}

/* ---------- Format pills ---------- */
.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.pill{
  font-family:var(--font-mono);font-size:.78rem;font-weight:600;letter-spacing:.02em;
  padding:7px 12px;border-radius:20px;background:var(--bg-subtle);border:1px solid var(--border);color:var(--ink-dim);
}

/* ---------- Showcase / screenshot ---------- */
.showcase{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.showcase-frame{
  border-radius:var(--radius-lg);border:1px solid var(--border);overflow:hidden;box-shadow:var(--shadow-card);
  background:var(--bg-elevated);
}
.showcase-frame img{width:100%}
.check-list{list-style:none;padding:0;margin:22px 0 0;display:flex;flex-direction:column;gap:14px}
.check-list li{display:flex;gap:10px;font-size:.94rem;color:var(--ink-dim)}
.check-list svg{width:18px;height:18px;color:var(--success);flex-shrink:0;margin-top:2px}

/* ---------- CTA banner ---------- */
.cta-banner{
  border-radius:24px;padding:64px 48px;text-align:center;
  background:linear-gradient(135deg,#101012,#242428);
  color:#fff;position:relative;overflow:hidden;
}
.cta-banner::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 20% 20%,rgba(51,153,255,.35),transparent 45%),radial-gradient(circle at 85% 75%,rgba(0,102,204,.3),transparent 50%);
}
.cta-banner>*{position:relative}
.cta-banner h2{color:#fff}
.cta-banner p{color:rgba(255,255,255,.68);max-width:46ch;margin:14px auto 30px}
.cta-banner .hero-ctas{justify-content:center}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--border);padding:56px 0 32px;background:var(--bg-subtle)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:9px;text-decoration:none;font-weight:700;color:var(--ink);margin-bottom:12px}
.footer-brand img{width:24px;height:24px;border-radius:6px}
.footer p{font-size:.86rem;max-width:32ch}
.footer h4{font-size:.76rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-faint);margin-bottom:14px}
.footer-links{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:.88rem;text-decoration:none;color:var(--ink-dim);transition:color .15s}
.footer-links a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  padding-top:24px;border-top:1px solid var(--border);font-size:.8rem;color:var(--ink-faint);
}
.footer-bottom a{color:var(--ink-faint);text-decoration:none}
.footer-bottom a:hover{color:var(--accent)}
.footer-social{display:flex;gap:10px}

/* ---------- Legal pages ---------- */
.legal{padding:56px 0 96px}
.legal-inner{max-width:720px;margin:0 auto}
.legal-header{border-bottom:1px solid var(--border);padding-bottom:20px;margin-bottom:32px}
.legal-header .eyebrow{margin-bottom:10px}
.legal-meta{font-size:.82rem;color:var(--ink-faint);margin-top:8px}
.legal-inner h3{margin-top:32px;margin-bottom:10px;font-size:1.05rem}
.legal-inner p{margin-bottom:6px}
.legal-inner ul{padding-left:20px;margin:12px 0;color:var(--ink-dim)}
.legal-inner li{margin-bottom:8px;line-height:1.6}
.legal-inner a{color:var(--accent);text-decoration:none;font-weight:500}
.legal-inner a:hover{text-decoration:underline}
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:.86rem;font-weight:600;color:var(--accent);text-decoration:none;margin-bottom:20px}
.back-link svg{width:15px;height:15px}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .showcase{grid-template-columns:1fr}
  .showcase-frame{order:-1}
  .footer-grid{grid-template-columns:1fr 1fr}
  .grid-3{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr}
}
@media (max-width:720px){
  .nav-links,.nav-actions .btn{display:none}
  .nav-toggle{display:inline-flex}
  .grid-3,.grid-2{grid-template-columns:1fr}
  section{padding:64px 0}
  .cta-banner{padding:48px 24px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .hero-ctas .btn{flex:1}
  .wrap{padding:0 18px}
}

/* Mobile nav drawer */
.mobile-nav{
  position:fixed;inset:var(--nav-h) 0 0 0;z-index:99;
  background:var(--bg);
  transform:translateY(-8px);opacity:0;pointer-events:none;
  transition:transform .2s var(--ease),opacity .2s var(--ease);
  display:none;
}
.mobile-nav.is-open{opacity:1;transform:none;pointer-events:auto}
@media (max-width:720px){.mobile-nav{display:block}}
.mobile-nav .wrap{padding-top:28px;display:flex;flex-direction:column;gap:4px}
.mobile-nav a{
  padding:14px 4px;font-size:1.05rem;font-weight:600;text-decoration:none;color:var(--ink);
  border-bottom:1px solid var(--border);
}
.mobile-nav .hero-ctas{margin-top:20px}
