/* CipherMap — ciphermap.org
   One dark theme that matches the map artwork: navy, with green for "safe",
   amber for "at risk" and blue for the brand accent. */

@font-face {
  font-family: "Inter";
  src: url("/assets/fonts/inter-var-latin.woff2") format("woff2");
  font-weight: 100 900; font-style: normal; font-display: swap;
}
@font-face {
  font-family: "Plus Jakarta Sans";
  src: url("/assets/fonts/plus-jakarta-sans-var-latin.woff2") format("woff2");
  font-weight: 200 800; font-style: normal; font-display: swap;
}

:root {
  --bg: #0a1220;
  --bg-2: #0e1a2e;
  --panel: #111f36;
  --panel-2: #14294a;
  --line: rgba(138, 181, 232, .16);
  --line-2: rgba(138, 181, 232, .28);
  --ink: #e8eefb;
  --muted: #9fb0cc;
  --blue: #5b9bff;
  --blue-soft: rgba(91, 155, 255, .14);
  --green: #3ccf9a;
  --green-ink: #062418;
  --green-soft: rgba(60, 207, 154, .14);
  --amber: #f0a73a;
  --amber-soft: rgba(240, 167, 58, .14);
  --radius: 18px;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --wrap: 1120px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background:
    radial-gradient(1100px 600px at 80% -10%, rgba(42, 120, 214, .22), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(60, 207, 154, .08), transparent 60%),
    var(--bg);
  background-repeat: no-repeat;
  color: var(--ink);
  font: 400 17px/1.65 "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: "Plus Jakarta Sans", "Inter", sans-serif; line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.3rem, 4.6vw + .6rem, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 2.4vw + .6rem, 2.5rem); font-weight: 750; }
h3 { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
a { color: var(--blue); text-underline-offset: 3px; }
a:hover { color: #8ab8ff; }
:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(60, 207, 154, .3); }
img, svg, video { max-width: 100%; }
code, .mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: .92em; }

.wrap { width: min(var(--wrap), 100% - 32px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--green); color: var(--green-ink); padding: 8px 14px; border-radius: 8px; z-index: 10; font-weight: 600; }
.skip:focus { left: 16px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- Header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 5;
  background: rgba(10, 18, 32, .78);
  -webkit-backdrop-filter: saturate(140%) blur(12px); backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; padding-block: 8px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-family: "Plus Jakarta Sans", sans-serif; font-weight: 800; font-size: 1.15rem; letter-spacing: -0.01em; }
.brand:hover { color: var(--ink); }
.brand svg { flex: none; }
.nav { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; font-size: .95rem; padding: 6px 12px; border-radius: 999px; transition: color .2s, background .2s; }
.nav a:hover { color: var(--ink); background: rgba(255, 255, 255, .05); }
.nav a[aria-current="page"] { color: var(--ink); background: rgba(255, 255, 255, .07); }
.nav a.nav-cta { color: var(--green-ink); background: var(--green); font-weight: 650; margin-left: 4px; }
.nav a.nav-cta:hover { background: #5ee0b0; color: var(--green-ink); }

/* ---------- Buttons ---------- */
.btn {
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; gap: 10px;
  padding: .8em 1.45em; border-radius: 999px; border: 1px solid transparent;
  font-weight: 650; font-size: 1rem; text-decoration: none; cursor: pointer;
  transition: transform .2s var(--ease), box-shadow .3s var(--ease), background .2s;
}
.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.btn-primary { background: var(--green); color: var(--green-ink); box-shadow: 0 12px 28px -14px var(--green); }
.btn-primary:hover { color: var(--green-ink); transform: translateY(-2px); box-shadow: 0 16px 34px -14px var(--green); }
.btn-primary::before {
  content: ""; position: absolute; z-index: -1; top: -20%; bottom: -20%; left: 0; width: 32%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .6), transparent);
  transform: translateX(-130%) skewX(-20deg);
  animation: beam 3.4s ease-in-out infinite alternate;
}
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { color: var(--ink); border-color: var(--blue); background: var(--blue-soft); }
@keyframes beam { 0%, 12% { transform: translateX(-130%) skewX(-20deg); } 88%, 100% { transform: translateX(340%) skewX(-20deg); } }

/* ---------- Sections ---------- */
section { padding-block: clamp(56px, 8vw, 104px); }
.section-head { max-width: 46rem; margin-bottom: 40px; }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.kicker { display: inline-flex; align-items: center; gap: 8px; font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--green); margin-bottom: 14px; }
.kicker::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 4px var(--green-soft); }
.kicker.amber { color: var(--amber); }
.kicker.amber::before { box-shadow: 0 0 0 4px var(--amber-soft); }
.kicker.blue { color: var(--blue); }
.kicker.blue::before { box-shadow: 0 0 0 4px var(--blue-soft); }
.alt { background: linear-gradient(180deg, rgba(14, 26, 46, .0), rgba(14, 26, 46, .75) 12%, rgba(14, 26, 46, .75) 88%, rgba(14, 26, 46, 0)); }

/* Hero */
.hero { padding-top: clamp(48px, 7vw, 88px); padding-bottom: clamp(40px, 6vw, 72px); }
.hero-grid { display: grid; gap: 40px; }
.hero .lede { font-size: clamp(1.1rem, .6vw + 1rem, 1.3rem); color: var(--muted); max-width: 38rem; }
.hero h1 .hl { background: linear-gradient(90deg, var(--green), var(--blue)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-art { border-radius: 22px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .8), 0 0 0 1px rgba(255, 255, 255, .02) inset; }
.hero-art img { display: block; width: 100%; height: auto; }
.hero-note { margin-top: 14px; font-size: .9rem; color: var(--muted); }
.legend { display: inline-flex; gap: 16px; flex-wrap: wrap; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }

/* Trust strip */
.strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.strip div { background: var(--bg-2); padding: 20px 22px; }
.strip b { display: block; font-family: "Plus Jakarta Sans", sans-serif; font-size: 1.5rem; letter-spacing: -0.02em; color: var(--ink); }
.strip span { color: var(--muted); font-size: .92rem; }

/* Cards */
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.card {
  position: relative; background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line); border-radius: var(--radius); padding: 24px;
  transition: border-color .3s, transform .3s var(--ease);
}
.card:hover { border-color: var(--line-2); transform: translateY(-2px); }
.card p { color: var(--muted); margin: 0; font-size: .98rem; }
.card ul { color: var(--muted); margin: 10px 0 0; padding-left: 1.1em; font-size: .95rem; }
.card li { margin-bottom: .35em; }
.icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 16px; background: var(--blue-soft); color: var(--blue); }
.icon.g { background: var(--green-soft); color: var(--green); }
.icon.a { background: var(--amber-soft); color: var(--amber); }
.icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Steps */
.steps { counter-reset: step; display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.step { position: relative; padding: 26px 24px 24px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg-2); }
.step::before { counter-increment: step; content: "0" counter(step); font-family: ui-monospace, Menlo, monospace; font-size: .82rem; color: var(--green); letter-spacing: .1em; display: block; margin-bottom: 10px; }
.step h3 { font-size: 1.3rem; }
.step p { color: var(--muted); margin: 0; font-size: .98rem; }
.step .eg { margin-top: 14px; padding: 10px 12px; border-radius: 10px; background: rgba(0, 0, 0, .25); border: 1px solid var(--line); font-size: .85rem; color: #c7d5ee; }

/* Timeline */
.timeline { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line-2); }
.timeline li { position: relative; padding: 0 0 26px 26px; }
.timeline li::before { content: ""; position: absolute; left: -7px; top: .45em; width: 12px; height: 12px; border-radius: 50%; background: var(--bg); border: 2px solid var(--amber); }
.timeline li.now::before { border-color: var(--green); background: var(--green); box-shadow: 0 0 0 5px var(--green-soft); }
.timeline .when { font-family: ui-monospace, Menlo, monospace; font-size: .85rem; color: var(--amber); letter-spacing: .04em; }
.timeline li.now .when { color: var(--green); }
.timeline p { margin: 2px 0 0; color: var(--muted); }
.timeline strong { color: var(--ink); }

/* Split layout */
.split { display: grid; gap: 40px; align-items: start; }
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.02fr 1fr; align-items: center; }
  .split { grid-template-columns: 1fr 1fr; gap: 64px; }
}

/* Scope table */
.scope-out { margin-top: 20px; padding: 18px 22px; border-radius: 14px; border: 1px dashed var(--line-2); color: var(--muted); }
.scope-out strong { color: var(--ink); }

/* Video */
.video-frame { position: relative; border-radius: 22px; overflow: hidden; border: 1px solid var(--line); background: #08101d; aspect-ratio: 16 / 9; box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .8); }
.video-frame video, .video-frame img { display: block; width: 100%; height: 100%; object-fit: cover; }
.video-frame .soon { position: absolute; inset: auto 16px 16px auto; padding: 6px 12px; border-radius: 999px; background: rgba(10, 18, 32, .8); border: 1px solid var(--line-2); font-size: .85rem; color: var(--muted); }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq summary { cursor: pointer; list-style: none; font-weight: 650; font-size: 1.05rem; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--green); font-size: 1.3rem; line-height: 1; transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); margin: 12px 0 0; }

/* CTA band */
.cta-band { text-align: center; border-radius: 26px; padding: clamp(36px, 6vw, 64px) 24px; background: radial-gradient(600px 260px at 50% 0%, rgba(60, 207, 154, .18), transparent 70%), linear-gradient(135deg, #0e1a2e, #16345c); border: 1px solid var(--line); }
.cta-band p { color: var(--muted); max-width: 36rem; margin-inline: auto; }
.cta-band .hero-actions { justify-content: center; }

/* Prose pages */
.page-head { padding-top: clamp(48px, 7vw, 88px); padding-bottom: 8px; }
.page-head .lede { font-size: 1.2rem; color: var(--muted); max-width: 42rem; }
.prose { max-width: 46rem; }
.prose h2 { font-size: 1.6rem; margin-top: 1.8em; }
.prose p, .prose li { color: #c9d5ea; }
.prose strong { color: var(--ink); }
.founder { display: flex; gap: 20px; align-items: flex-start; padding: 24px; border-radius: var(--radius); background: var(--panel); border: 1px solid var(--line); margin-top: 16px; }
.founder .mono-badge { flex: none; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: linear-gradient(135deg, var(--green), var(--blue)); color: #06121f; font-weight: 800; font-family: "Plus Jakarta Sans", sans-serif; }
.founder p { margin: 0 0 .5em; color: var(--muted); }
.founder h3 { margin-bottom: 4px; }

/* Contact */
.contact-grid { display: grid; gap: 32px; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1.3fr; gap: 56px; } }
.contact-card { padding: 28px; border-radius: 22px; background: var(--panel); border: 1px solid var(--line); }
.contact-form .field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.contact-form .field-row { display: grid; gap: 0 16px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.contact-form label { font-size: .9rem; font-weight: 600; color: #c9d5ea; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ink);
  background: rgba(0, 0, 0, .25); border: 1px solid var(--line-2); border-radius: 12px; padding: 11px 14px;
  transition: border-color .2s, box-shadow .2s;
}
.contact-form textarea { resize: vertical; min-height: 140px; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 4px var(--green-soft); }
.contact-form [aria-invalid="true"] { border-color: #ff7a7a; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 8px; }
.form-status { margin: 0; font-size: .95rem; color: var(--muted); }
.form-status.err { color: #ff9b9b; }
.form-status.ok { color: var(--green); }
.cf-turnstile { margin: 6px 0 10px; }
.form-sent { text-align: center; padding: 24px 8px; }
.form-sent:focus { outline: none; }
.sent-badge { display: inline-block; margin-bottom: 8px; }
.sent-ring { fill: none; stroke: var(--green); stroke-width: 2.5; }
.sent-tick { fill: none; stroke: var(--green); stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.sent-again { margin-top: 10px; background: none; border: 1px solid var(--line-2); color: var(--ink); border-radius: 999px; padding: 8px 16px; font: inherit; cursor: pointer; }
.button { font: inherit; }
.reach-list { list-style: none; padding: 0; margin: 20px 0 0; }
.reach-list li { padding: 14px 0; border-top: 1px solid var(--line); }
.reach-list .label { display: block; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

/* ---------- Footer ---------- */
.site-foot { border-top: 1px solid var(--line); margin-top: 40px; padding-block: 36px; color: var(--muted); font-size: .92rem; }
.site-foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 32px; align-items: center; }
.site-foot nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-foot a { color: var(--muted); text-decoration: none; }
.site-foot a:hover { color: var(--ink); }

/* Fade-in on scroll (only when JS adds .reveal-on) */
.reveal-on .reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal-on .reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .btn-primary::before { animation: none; display: none; }
  .btn, .card, .btn .arrow { transition: none; }
  .btn:hover, .card:hover { transform: none; }
  .reveal-on .reveal { opacity: 1; transform: none; transition: none; }
}
.grid.five { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }