/* Redacto marketing site — navy ground + periwinkle accent, matching the
   App Store screenshot frames (mktg.py: BG #070a12→#2c3c6b, ACCENT #a9c1f2). */

:root {
  --bg-deep: #070a12;
  --bg: #0a0f1c;
  --panel: #111a30;
  --panel-2: #16213c;
  --line: rgba(169, 193, 242, .14);
  --ink: #eef2fa;
  --ink-dim: rgba(233, 238, 247, .68);
  --ink-faint: rgba(233, 238, 247, .45);
  --accent: #a9c1f2;
  --accent-deep: #4a6194;
  --radius: 16px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto,
          "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(125% 88% at 50% -8%, #2c3c6b 0%, #1b2745 34%, #101a30 64%, #0a0f1c 84%, #070a12 100%)
    fixed var(--bg-deep);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

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

h1, h2, h3 { line-height: 1.12; letter-spacing: -.015em; font-weight: 800; }

/* ---------- nav ---------- */

.nav {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  max-width: 1080px; margin: 0 auto; padding: 18px 24px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); }
.brand img { border-radius: 8px; }
.wordmark { font-weight: 800; font-size: 1.15rem; letter-spacing: -.01em; }
.nav-links { display: flex; align-items: center; gap: 20px; font-size: .95rem; }
.nav-links > a:not(.btn) { color: var(--ink-dim); }
.nav-links > a:not(.btn):hover { color: var(--ink); }

.btn {
  background: var(--accent); color: #0b1226; font-weight: 700;
  border-radius: 999px; padding: 9px 18px;
}
.btn:hover { filter: brightness(1.06); }
.btn-sm { font-size: .9rem; }

/* language switcher — <details> dropdown, plain links (no JS).
   NOTE: never display:flex on <summary> — breaks tap-to-open in mobile Safari. */
.langsel { position: relative; }
.langsel summary {
  cursor: pointer; list-style: none; color: var(--ink-dim); font-size: .95rem;
  padding: 4px 18px 4px 8px; border: 1px solid var(--line); border-radius: 10px;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-faint) 50%),
                    linear-gradient(135deg, var(--ink-faint) 50%, transparent 50%);
  background-position: right 10px top 55%, right 6px top 55%;
  background-size: 4px 4px; background-repeat: no-repeat;
  white-space: nowrap;
}
.langsel summary::-webkit-details-marker { display: none; }
.langsel-menu {
  position: absolute; top: calc(100% + 8px); right: 0; z-index: 50;
  display: grid; grid-template-columns: repeat(3, minmax(110px, 1fr)); gap: 2px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 10px; max-height: 60vh; overflow-y: auto;
  box-shadow: 0 18px 48px rgba(4, 8, 20, .6);
}
.langsel-menu a {
  color: var(--ink-dim); font-size: .88rem; padding: 6px 10px; border-radius: 8px;
  white-space: nowrap;
}
.langsel-menu a:hover { background: var(--panel-2); color: var(--ink); }
.langsel-menu a[aria-current="true"] { color: var(--accent); font-weight: 700; }

/* ---------- hero ---------- */

.hero {
  display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 40px;
  max-width: 1080px; margin: 0 auto; padding: 56px 24px 72px;
}
.eyebrow {
  color: var(--accent); font-weight: 700; font-size: .92rem;
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 18px; }
.hero h1 .accent { color: var(--accent); }
.lead { color: var(--ink-dim); font-size: 1.13rem; max-width: 34em; margin-bottom: 26px; }
.lead strong { color: var(--ink); }

.appstore {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ink); color: #0b1226; border-radius: 14px; padding: 10px 20px;
  font-weight: 700; line-height: 1.15;
}
.appstore:hover { filter: brightness(1.05); }
.appstore small { display: block; font-size: .68rem; font-weight: 600; opacity: .75; }

.trust { color: var(--ink-faint); font-size: .9rem; margin-top: 16px; }

.qr-card {
  display: inline-flex; align-items: center; gap: 14px; margin-top: 26px;
  background: rgba(17, 26, 48, .55); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 12px 18px 12px 12px;
}
.qr-img svg { width: 84px; height: 84px; border-radius: 8px; display: block; }
.qr-cap { font-size: .85rem; color: var(--ink); line-height: 1.4; }
.qr-cap span { color: var(--ink-faint); }

.hero-shot img {
  width: min(315px, 78vw); margin: 0 auto;
  border-radius: 20px; border: 1px solid var(--line);
  filter: drop-shadow(0 40px 64px rgba(6, 12, 30, .62));
}

/* ---------- how it works ---------- */

.how { max-width: 1080px; margin: 0 auto; padding: 40px 24px 8px; }
.how h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); margin-bottom: 22px; }
.how-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.how-grid p { color: var(--ink-dim); font-size: .99rem; }
.how-grid p::first-letter { color: var(--ink); }

/* ---------- features ---------- */

.features { max-width: 1080px; margin: 0 auto; padding: 64px 24px 24px; }
.section-head { margin-bottom: 30px; }
.section-head h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); margin-bottom: 8px; }
.section-head p { color: var(--ink-dim); }
.feature-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
}
.feature {
  background: rgba(17, 26, 48, .45); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 14px 14px 18px;
}
.feature .shot img { border-radius: 10px; }
.feature h3 { font-size: 1.02rem; margin: 14px 4px 6px; }
.feature p { color: var(--ink-dim); font-size: .9rem; margin: 0 4px; }

/* ---------- upsell ---------- */

.upsell { padding: 72px 24px; }
.upsell-inner {
  max-width: 820px; margin: 0 auto; text-align: center;
  background: linear-gradient(160deg, rgba(44, 60, 107, .55), rgba(16, 26, 48, .8));
  border: 1px solid var(--line); border-radius: 24px; padding: 48px 34px;
}
.upsell h2 { font-size: clamp(1.5rem, 3.2vw, 2rem); margin-bottom: 10px; }
.upsell-sub { color: var(--ink-dim); max-width: 40em; margin: 0 auto 26px; }
.perks {
  list-style: none; display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 10px 26px; text-align: start; max-width: 640px; margin: 0 auto 30px;
}
.perks li { color: var(--ink-dim); padding-inline-start: 26px; position: relative; }
.perks li::before {
  content: "✓"; color: var(--accent); font-weight: 800;
  position: absolute; inset-inline-start: 0;
}

/* ---------- faq ---------- */

.faq { max-width: 820px; margin: 0 auto; padding: 24px 24px 80px; }
.faq h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); margin-bottom: 22px; }
.faq-item {
  border: 1px solid var(--line); border-radius: 14px; margin-bottom: 10px;
  background: rgba(17, 26, 48, .45);
}
.faq-item summary {
  cursor: pointer; list-style: none; font-weight: 700; padding: 15px 42px 15px 18px;
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; position: absolute; inset-inline-end: 16px; top: 12px;
  color: var(--accent); font-size: 1.3rem; font-weight: 600;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p { color: var(--ink-dim); padding: 0 18px 16px; font-size: .96rem; }

/* ---------- footer ---------- */

.foot {
  border-top: 1px solid var(--line);
  max-width: 1080px; margin: 0 auto; padding: 40px 24px 56px;
}
.foot-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.foot-brand img { border-radius: 8px; }
.foot-name { font-weight: 800; }
.foot-tag { color: var(--ink-faint); font-size: .9rem; }
.foot-links { display: flex; flex-wrap: wrap; gap: 18px; margin-bottom: 18px; font-size: .93rem; }
.foot-links a { color: var(--ink-dim); }
.foot-links a:hover { color: var(--ink); }
.foot-copy, .foot-legal { color: var(--ink-faint); font-size: .82rem; margin-top: 6px; }

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .how-grid { grid-template-columns: 1fr; gap: 16px; }
  .hero { grid-template-columns: 1fr; padding-top: 32px; text-align: center; }
  .hero-copy { display: flex; flex-direction: column; align-items: center; }
  .hero-shot { order: -1; }
  .hero-shot img { width: min(250px, 64vw); }
  .qr-card { display: none; }   /* QR is pointless on the phone itself */
  .nav-links > a:not(.btn) { display: none; }
  .perks { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .feature-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .feature h3 { font-size: .92rem; }
  .feature p { font-size: .82rem; }
}