/* DUNNO website — shared styles (dark theme from app palette) */
:root {
  --primary: #4F46E5;
  --on-primary: #FFFFFF;
  --primary-container: #312E81;
  --on-primary-container: #C7D2FE;
  --secondary: #10B981;
  --on-secondary: #022C22;
  --background: #0F172A;
  --on-background: #F8FAFC;
  --surface: #1E293B;
  --on-surface: #F8FAFC;
  --surface-variant: #334155;
  --on-surface-variant: #94A3B8;
  --outline: #475569;
  --error: #F87171;
  --incoming-bubble: #1E293B;
  --outgoing-bubble: #064E3B;
  --card-surface: #1E293B;
  --radius: 16px;
  --maxw: 1140px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--background);
  color: var(--on-background);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(79,70,229,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,70,229,0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
  z-index: 0;
}
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
a { color: var(--on-primary-container); text-decoration: none; }

/* Nav */
nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15,23,42,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(71,85,105,0.35);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; letter-spacing: 0.02em; color: var(--on-background); }
.logo svg { width: 30px; height: 30px; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: var(--on-surface-variant); font-size: 0.95rem; transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--on-background); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
  white-space: nowrap; font-family: var(--font);
}
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: #5B52F0; box-shadow: 0 8px 24px rgba(79,70,229,0.35); transform: translateY(-1px); }
.btn-secondary { background: var(--secondary); color: var(--on-secondary); }
.btn-secondary:hover { background: #12C98E; box-shadow: 0 8px 24px rgba(16,185,129,0.3); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--on-background); border-color: var(--outline); }
.btn-ghost:hover { border-color: var(--on-surface-variant); background: rgba(255,255,255,0.04); }
.nav-cta { padding: 8px 18px; font-size: 0.9rem; }
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--on-background); margin: 5px 0; border-radius: 2px; transition: 0.2s; }

/* Hero */
header.hero {
  padding: 96px 0 72px; position: relative;
  background-image: url('assets/bg.jpg');
  background-size: cover; background-position: center 30%;
}
header.hero::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,23,42,0.92) 0%, rgba(15,23,42,0.96) 60%, var(--background) 100%);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--primary-container); color: var(--on-primary-container);
  border: 1px solid rgba(199,210,254,0.25);
  padding: 6px 14px; border-radius: 999px;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.04em; margin-bottom: 22px;
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--secondary); box-shadow: 0 0 10px var(--secondary); }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.12; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 20px; }
h1 .grad {
  background: linear-gradient(92deg, #818CF8 0%, #4F46E5 45%, #10B981 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { color: var(--on-surface-variant); font-size: 1.12rem; max-width: 560px; margin-bottom: 32px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 34px; }
.stat .num { font-size: 1.7rem; font-weight: 800; color: var(--on-background); }
.stat .num em { font-style: normal; color: var(--secondary); }
.stat .lbl { font-size: 0.85rem; color: var(--on-surface-variant); }

/* Chat mock */
.chat-mock {
  background: linear-gradient(160deg, var(--surface), #172033);
  border: 1px solid var(--outline); border-radius: 22px; padding: 18px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.45); max-width: 420px; margin-left: auto;
}
.chat-head { display: flex; align-items: center; gap: 10px; padding-bottom: 14px; border-bottom: 1px solid rgba(71,85,105,0.4); margin-bottom: 14px; }
.chat-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #7C3AED);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem; color: #fff;
}
.chat-name { font-weight: 600; font-size: 0.95rem; }
.chat-status { font-size: 0.78rem; color: var(--secondary); display: flex; align-items: center; gap: 5px; }
.chat-status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--secondary); }
.chat-head .lock { margin-left: auto; color: var(--on-surface-variant); opacity: 0.8; }
.msg { max-width: 78%; padding: 10px 14px; border-radius: 16px; font-size: 0.92rem; margin-bottom: 10px; line-height: 1.45; }
.msg.in { background: var(--incoming-bubble); border-bottom-left-radius: 5px; }
.msg.out { background: var(--outgoing-bubble); margin-left: auto; border-bottom-right-radius: 5px; }
.msg .time { display: block; font-size: 0.7rem; color: rgba(248,250,252,0.45); margin-top: 4px; text-align: right; }
.msg.out .time { color: rgba(248,250,252,0.55); }
.msg.enc { text-align: center; font-size: 0.75rem; color: var(--on-surface-variant); background: transparent; max-width: 100%; padding: 4px; }
.msg.enc svg { vertical-align: -2px; margin-right: 4px; }
.chat-input { display: flex; align-items: center; gap: 10px; margin-top: 4px; }
.chat-input .field { flex: 1; background: var(--surface-variant); border-radius: 999px; height: 38px; display: flex; align-items: center; padding: 0 16px; font-size: 0.85rem; color: var(--on-surface-variant); }
.chat-input .send { width: 38px; height: 38px; border-radius: 50%; background: var(--primary); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

/* Sections */
section { padding: 84px 0; position: relative; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.kicker {
  display: inline-block; color: var(--secondary); font-weight: 700;
  font-size: 0.8rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 12px;
}
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 800; letter-spacing: -0.015em; margin-bottom: 14px; }
.sec-head p { color: var(--on-surface-variant); font-size: 1.05rem; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 22px; }
.card {
  background: var(--card-surface); border: 1px solid rgba(71,85,105,0.45);
  border-radius: var(--radius); padding: 28px 26px;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.25s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--primary); box-shadow: 0 18px 40px rgba(0,0,0,0.35); }
.card .icon {
  width: 46px; height: 46px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary-container); color: var(--on-primary-container);
  margin-bottom: 18px; font-size: 1.35rem;
}
.card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.card p { color: var(--on-surface-variant); font-size: 0.95rem; }
.card .tag {
  display: inline-block; margin-top: 14px;
  font-size: 0.75rem; font-weight: 600; color: var(--secondary);
  background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3);
  padding: 3px 10px; border-radius: 999px;
}

/* Security */
.sec-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; margin-bottom: 40px; }
.sec-card {
  background: linear-gradient(170deg, rgba(79,70,229,0.12), rgba(15,23,42,0) 45%), var(--surface);
  border: 1px solid rgba(71,85,105,0.45); border-radius: var(--radius); padding: 28px 26px;
}
.sec-card h3 { font-size: 1.05rem; margin-bottom: 14px; display: flex; align-items: center; gap: 10px; }
.sec-card ul { list-style: none; }
.sec-card li {
  color: var(--on-surface-variant); font-size: 0.92rem;
  padding: 8px 0 8px 26px; position: relative;
  border-bottom: 1px solid rgba(71,85,105,0.2);
}
.sec-card li:last-child { border-bottom: none; }
.sec-card li::before { content: "✓"; position: absolute; left: 0; top: 8px; color: var(--secondary); font-weight: 700; }
.sec-card li strong { color: var(--on-background); font-weight: 600; }
.sec-card li code, .meta-line code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.85em; background: rgba(148,163,184,0.12); padding: 1px 5px; border-radius: 5px; }
.spec-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.spec { background: var(--surface); border: 1px solid rgba(71,85,105,0.4); border-radius: 14px; padding: 20px; }
.spec .k { color: var(--on-surface-variant); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }
.spec .v { font-weight: 700; font-size: 1.02rem; }

/* Table */
.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  border-radius: var(--radius);
  border: 1px solid rgba(71,85,105,0.45);
}
/* Mobile-only swipe hint (veeg-indicator) */
.swipe-hint {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--on-surface-variant);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin: 16px 0 4px;
  user-select: none;
}
.swipe-hint .arr {
  font-size: 1.1rem;
  line-height: 1;
  animation: swipeNudge 1.5s ease-in-out infinite;
}
.swipe-hint .arr.r { animation-delay: 0.2s; }
@keyframes swipeNudge {
  0%, 100% { transform: translateX(0); opacity: 0.45; }
  50% { transform: translateX(7px); opacity: 1; }
}
@media (max-width: 640px) {
  .swipe-hint { display: flex; }
}
table { width: 100%; border-collapse: collapse; background: var(--surface); min-width: 640px; }
th, td { padding: 14px 18px; text-align: left; font-size: 0.93rem; border-bottom: 1px solid rgba(71,85,105,0.3); }
thead th { background: var(--surface-variant); color: var(--on-background); font-weight: 700; }
tbody tr:last-child td { border-bottom: none; }
td.cat { color: var(--on-surface-variant); }
.dunno-score { color: var(--secondary); font-weight: 800; }
.total-row td { background: rgba(79,70,229,0.14); font-weight: 800; font-size: 1rem; }
.total-row .dunno-score { font-size: 1.15rem; }
.table-note { text-align: center; color: var(--on-surface-variant); font-size: 0.85rem; margin-top: 16px; }

/* Privacy band */
.privacy-band {
  background: linear-gradient(120deg, rgba(79,70,229,0.16), rgba(16,185,129,0.1)), var(--surface);
  border: 1px solid rgba(71,85,105,0.5); border-radius: 22px;
  padding: 48px; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: center;
}
.privacy-band h2 { margin-bottom: 16px; }
.privacy-band p { color: var(--on-surface-variant); margin-bottom: 14px; font-size: 1rem; }
.privacy-band ul { list-style: none; margin-top: 6px; }
.privacy-band li { padding: 6px 0 6px 26px; position: relative; color: var(--on-surface-variant); font-size: 0.95rem; }
.privacy-band li::before { content: "🛡"; position: absolute; left: 0; font-size: 0.85rem; }
.onion-box {
  background: var(--background); border: 1px dashed var(--outline);
  border-radius: 14px; padding: 20px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem; color: var(--on-primary-container); word-break: break-all;
}
.onion-box .lbl { display: block; font-family: var(--font); font-size: 0.75rem; color: var(--on-surface-variant); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.08em; }
.onion-dots { letter-spacing: 0.3em; color: var(--on-surface-variant); }

/* CTA */
.cta-band { text-align: center; }
.cta-band h2 { margin-bottom: 14px; }
.cta-band p { color: var(--on-surface-variant); max-width: 560px; margin: 0 auto 34px; font-size: 1.05rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }
.meta-line { margin-top: 26px; color: var(--on-surface-variant); font-size: 0.85rem; }

/* Footer */
footer { border-top: 1px solid rgba(71,85,105,0.35); padding: 34px 0; color: var(--on-surface-variant); font-size: 0.88rem; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; justify-content: space-between; }
.footer-inner .logo { font-size: 1rem; color: var(--on-background); }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { color: var(--on-surface-variant); }
.footer-links a:hover { color: var(--on-background); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Download page ---------- */
.page-hero {
  padding: 72px 0 48px; position: relative;
  background-image: url('assets/bg.jpg');
  background-size: cover; background-position: center 20%;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,23,42,0.93) 0%, rgba(15,23,42,0.97) 70%, var(--background) 100%);
}
.page-hero .container { position: relative; z-index: 1; text-align: center; max-width: 760px; }
.page-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
.page-hero .lead { color: var(--on-surface-variant); font-size: 1.1rem; margin-top: 6px; }
.status-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(16,185,129,0.12); border: 1px solid rgba(16,185,129,0.4);
  color: var(--secondary); font-weight: 700; font-size: 0.82rem;
  padding: 7px 16px; border-radius: 999px; letter-spacing: 0.03em; margin-bottom: 20px;
}
.status-pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--secondary); box-shadow: 0 0 12px var(--secondary); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.45; } }

.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin: 44px 0 8px; }
.step { background: var(--surface); border: 1px solid rgba(71,85,105,0.45); border-radius: var(--radius); padding: 26px 22px; position: relative; }
.step .n {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--primary); color: var(--on-primary);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; margin-bottom: 14px;
}
.step h3 { font-size: 1.02rem; margin-bottom: 6px; }
.step p { color: var(--on-surface-variant); font-size: 0.92rem; }

.form-wrap { max-width: 620px; margin: 0 auto; }
.form-card {
  background: var(--surface); border: 1px solid rgba(71,85,105,0.5);
  border-radius: 22px; padding: 40px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
}
.form-card h2 { font-size: 1.6rem; }
.form-card .sub { color: var(--on-surface-variant); margin-bottom: 26px; font-size: 0.98rem; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; font-size: 0.92rem; margin-bottom: 8px; }
.form-group input[type="email"] {
  width: 100%; padding: 14px 16px; border-radius: 12px;
  background: var(--background); border: 1px solid var(--outline);
  color: var(--on-background); font-size: 1rem; font-family: var(--font);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-group input[type="email"]:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.25); }
.form-group .hint { font-size: 0.8rem; color: var(--on-surface-variant); margin-top: 7px; }
.form-actions .btn { width: 100%; justify-content: center; padding: 15px; font-size: 1rem; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; overflow: hidden; }

.alert {
  border-radius: 12px; padding: 16px 18px; margin-bottom: 22px;
  font-size: 0.95rem; font-weight: 500; display: flex; gap: 10px; align-items: flex-start;
}
.alert-success { background: rgba(16,185,129,0.12); border: 1px solid rgba(16,185,129,0.45); color: #A7F3D0; }
.alert-error { background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.4); color: #FECACA; }
.form-fallback { text-align: center; color: var(--on-surface-variant); font-size: 0.9rem; margin-top: 22px; }
.form-fallback a { color: var(--on-primary-container); text-decoration: underline; }

/* Responsive */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .chat-mock { margin-left: 0; max-width: 100%; }
  .privacy-band { grid-template-columns: 1fr; padding: 34px 26px; }
  .form-card { padding: 28px 22px; }
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    background: var(--background); border-bottom: 1px solid var(--outline);
    flex-direction: column; align-items: flex-start; padding: 18px 24px; gap: 16px;
  }
  .nav-links.open { display: flex; }
  .hamburger { display: block; }
  section { padding: 64px 0; }
}