/* PollyReader website — no external fonts, no trackers (privacy by design). */
:root {
  --ink: #0b1b33;
  --ink-2: #33415c;
  --muted: #5d6b82;
  --line: #e3e8f0;
  --bg: #ffffff;
  --bg-soft: #f4f7fb;
  --brand: #1565d8;
  --brand-2: #0fa3a3;
  --brand-ink: #ffffff;
  --accent: #ffcc33;
  --ok: #11845b;
  --err: #c0392b;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(11, 27, 51, .10), 0 2px 6px rgba(11, 27, 51, .06);
  --grad: linear-gradient(135deg, #0d3b8c 0%, #1565d8 45%, #0fa3a3 100%);
  --font: "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #eef3fb; --ink-2: #c9d4e6; --muted: #93a3bd; --line: #24324a;
    --bg: #0b1424; --bg-soft: #101d33; --shadow: 0 10px 30px rgba(0,0,0,.35);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.6; font-size: 17px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.sr { position: absolute; left: -9999px; }

/* ---------------- header */
.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 19px; color: var(--ink); }
.logo img { width: 34px; height: 34px; border-radius: 9px; }
.logo:hover { text-decoration: none; }
.nav { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.nav a { color: var(--ink-2); font-size: 15px; }
.lang { display: flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; }
.lang button { border: 0; background: transparent; color: var(--muted); font: 600 12px var(--font); padding: 5px 9px; cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--brand); color: #fff; }
@media (max-width: 860px) { .nav .hide-m { display: none; } }

/* ---------------- buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border-radius: 12px; padding: 13px 22px; font: 600 16px var(--font); border: 2px solid transparent; cursor: pointer; transition: transform .12s ease, box-shadow .12s ease, background .12s; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #1a1300; box-shadow: 0 6px 18px rgba(255, 204, 51, .35); }
.btn-primary:hover { box-shadow: 0 10px 24px rgba(255, 204, 51, .45); }
.btn-ghost { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.45); }
.btn-ghost:hover { background: rgba(255,255,255,.2); }
.btn-brand { background: var(--brand); color: #fff; }
.btn-sm { padding: 8px 14px; font-size: 14px; border-radius: 10px; }
.btn svg { width: 20px; height: 20px; }

/* ---------------- hero */
.hero { background: var(--grad); color: #fff; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; inset: auto -10% -40% -10%; height: 60%; background: radial-gradient(ellipse at center, rgba(255,255,255,.18), transparent 60%); pointer-events: none; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; padding-top: 72px; padding-bottom: 88px; }
.badge { display: inline-block; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.3); padding: 5px 12px; border-radius: 999px; font-size: 13px; font-weight: 600; letter-spacing: .2px; }
.hero h1 { font-size: clamp(36px, 5vw, 58px); line-height: 1.07; margin: 18px 0 18px; letter-spacing: -1px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p.lead { font-size: 19px; color: rgba(255,255,255,.9); margin: 0 0 28px; max-width: 34em; }
.cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero .note { margin-top: 16px; font-size: 14px; color: rgba(255,255,255,.8); }
@media (max-width: 900px) { .hero .wrap { grid-template-columns: 1fr; padding-top: 48px; } }

/* demo window */
.demo { background: #fff; color: #1b2433; border-radius: 14px; box-shadow: 0 30px 60px rgba(0,0,0,.28); overflow: hidden; transform: rotate(-1deg); }
.demo .bar { background: #eef2f7; height: 34px; display: flex; align-items: center; gap: 7px; padding: 0 12px; }
.demo .bar i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; display: inline-block; }
.demo .bar i:nth-child(2) { background: #febc2e; } .demo .bar i:nth-child(3) { background: #28c840; }
.demo .bar span { margin-left: 10px; font-size: 12px; color: #6b7686; background: #fff; border-radius: 6px; padding: 2px 10px; }
.demo .page { padding: 22px 24px 28px; position: relative; min-height: 250px; }
.demo .page h4 { margin: 0 0 8px; font-size: 18px; }
.demo .page p { margin: 0 0 10px; font-size: 15px; color: #3b4658; }
.demo mark { background: linear-gradient(transparent 0, rgba(21,101,216,.28) 0); color: inherit; border-radius: 3px; padding: 1px 0; animation: sel 6s infinite; background-size: 0% 100%; background-repeat: no-repeat; }
@keyframes sel { 0% { background-size: 0% 100%; } 18%, 100% { background-size: 100% 100%; } }
.demo .pop { position: absolute; left: 46%; top: 128px; display: flex; gap: 3px; opacity: 0; animation: pop 6s infinite; }
.demo .pop span { background: #1e88e5; color: #fff; font-size: 12.5px; padding: 4px 9px; border-radius: 5px; box-shadow: 0 6px 14px rgba(0,0,0,.18); white-space: nowrap; }
.demo .pop span + span { background: #3949ab; }
@keyframes pop { 0%, 20% { opacity: 0; transform: translateY(6px); } 26%, 92% { opacity: 1; transform: none; } 100% { opacity: 0; } }
.demo .wave { position: absolute; left: 24px; right: 24px; bottom: 20px; display: flex; align-items: center; gap: 4px; height: 34px; opacity: 0; animation: show 6s infinite; }
.demo .wave b { flex: 1; background: var(--brand-2); border-radius: 3px; height: 30%; animation: wv 0.9s ease-in-out infinite; }
.demo .wave b:nth-child(3n) { animation-delay: .15s; } .demo .wave b:nth-child(3n+1) { animation-delay: .3s; } .demo .wave b:nth-child(4n) { animation-delay: .45s; }
@keyframes wv { 0%, 100% { height: 20%; } 50% { height: 100%; } }
@keyframes show { 0%, 34% { opacity: 0; } 40%, 92% { opacity: 1; } 100% { opacity: 0; } }
.demo .keys { position: absolute; right: 20px; top: 18px; display: flex; gap: 4px; opacity: 0; animation: keys 6s infinite; }
.kbd { display: inline-block; font: 600 12px var(--font); background: #fff; color: #1b2433; border: 1px solid #cfd6e0; border-bottom-width: 3px; border-radius: 6px; padding: 2px 8px; }
@keyframes keys { 0%, 26% { opacity: 0; } 30%, 40% { opacity: 1; } 46%, 100% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .demo *, .demo { animation: none !important; } .demo .pop, .demo .wave { opacity: 1; } .demo mark { background-size: 100% 100%; } }

/* ---------------- sections */
section { padding: 84px 0; }
section.soft { background: var(--bg-soft); }
.kicker { color: var(--brand-2); font-weight: 700; font-size: 13px; letter-spacing: 1.4px; text-transform: uppercase; }
h2 { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.15; margin: 8px 0 14px; letter-spacing: -.5px; }
.sub { color: var(--muted); font-size: 18px; max-width: 40em; margin: 0 0 40px; }
.center { text-align: center; } .center .sub { margin-left: auto; margin-right: auto; }

.grid { display: grid; gap: 22px; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .g3, .g2 { grid-template-columns: 1fr; } }
.card { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.card h3 { margin: 12px 0 6px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); font-size: 15.5px; }
.ico { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: color-mix(in srgb, var(--brand) 12%, transparent); color: var(--brand); font-size: 22px; }

/* voices */
.voice { display: flex; flex-direction: column; gap: 12px; }
.voice .who { display: flex; align-items: center; gap: 12px; }
.avatar { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 19px; background: var(--grad); }
.voice .meta { font-size: 13px; color: var(--muted); }
.tag { display: inline-block; font-size: 11.5px; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: color-mix(in srgb, var(--brand-2) 16%, transparent); color: var(--brand-2); margin-left: 6px; vertical-align: middle; }
.voice .line { font-style: italic; color: var(--ink-2); font-size: 15px; min-height: 48px; }
.voice .btns { display: flex; gap: 8px; }
.play { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--line); background: var(--bg-soft); color: var(--ink); border-radius: 999px; padding: 7px 14px; font: 600 14px var(--font); cursor: pointer; }
.play:hover { border-color: var(--brand); }
.play.on { background: var(--brand); color: #fff; border-color: var(--brand); }
.play svg { width: 14px; height: 14px; }

/* steps */
.steps { counter-reset: s; }
.step { position: relative; padding-top: 58px; }
.step::before { counter-increment: s; content: counter(s); position: absolute; top: 0; left: 26px; width: 44px; height: 44px; border-radius: 50%; background: var(--grad); color: #fff; font-weight: 800; display: grid; place-items: center; font-size: 19px; }
.step.card { padding-top: 84px; } .step.card::before { top: 26px; }

/* keys table */
.hot { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin-top: 28px; }
.hot div { display: flex; justify-content: space-between; align-items: center; gap: 10px; background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; font-size: 15px; }

/* trial form */
.trial { background: var(--grad); color: #fff; border-radius: 24px; padding: 48px; display: grid; grid-template-columns: 1fr 1.1fr; gap: 40px; box-shadow: var(--shadow); }
.trial h2 { color: #fff; } .trial p { color: rgba(255,255,255,.88); }
.trial ul { padding-left: 20px; margin: 18px 0 0; } .trial li { margin: 6px 0; }
form.lead { background: #fff; color: #1b2433; border-radius: 18px; padding: 26px; display: grid; gap: 14px; }
form.lead label { font-size: 14px; font-weight: 600; display: grid; gap: 6px; }
form.lead input, form.lead textarea { font: 16px var(--font); padding: 11px 13px; border: 1px solid #cfd6e0; border-radius: 10px; width: 100%; color: #1b2433; background: #fff; }
form.lead input:focus, form.lead textarea:focus { outline: 2px solid var(--brand); border-color: var(--brand); }
form.lead .hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }
form.lead .msg { font-size: 14px; min-height: 20px; }
form.lead .msg.ok { color: var(--ok); } form.lead .msg.err { color: var(--err); }
form.lead small { color: #5d6b82; font-size: 12.5px; }
@media (max-width: 900px) { .trial { grid-template-columns: 1fr; padding: 28px; } }

/* faq */
details { border: 1px solid var(--line); border-radius: 14px; padding: 16px 20px; background: var(--bg); margin-bottom: 12px; }
details summary { cursor: pointer; font-weight: 600; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
details summary::after { content: "+"; color: var(--brand); font-size: 22px; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); margin: 10px 0 0; }

/* download page */
.dl-hero { background: var(--grad); color: #fff; padding: 64px 0 72px; }
.dl-hero h1 { font-size: clamp(32px, 4vw, 46px); margin: 10px 0; }
.dl-box { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 18px; align-items: center; }
.dl-meta { font-size: 14px; color: rgba(255,255,255,.85); }
.hash { font: 12px ui-monospace, Consolas, monospace; word-break: break-all; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; color: var(--ink-2); }
.shot { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; background: #fff; }
.smart { background: #fff; color: #1b2433; border-radius: 10px; padding: 16px 18px; border-left: 6px solid #0067b8; font-size: 14.5px; }
.smart b { display: block; font-size: 17px; margin-bottom: 4px; }
.smart .fake { display: inline-block; margin-top: 10px; border: 1px solid #8a8a8a; padding: 3px 14px; border-radius: 2px; font-size: 13px; }

/* prose (privacy) */
.prose { max-width: 760px; } .prose h2 { font-size: 24px; margin-top: 36px; } .prose li { margin: 6px 0; } .prose p, .prose li { color: var(--ink-2); }

/* footer */
footer { border-top: 1px solid var(--line); padding: 36px 0; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: center; }
footer .links { margin-left: auto; display: flex; gap: 20px; flex-wrap: wrap; }

/* small screens: keep the header on one line */
.btn { white-space: nowrap; }
@media (max-width: 600px) {
  .top .wrap { gap: 10px; }
  .nav { gap: 10px; }
  .nav .btn-sm { display: none; }
  .logo { font-size: 17px; }
  .logo img { width: 30px; height: 30px; }
  section { padding: 60px 0; }
  .card { padding: 22px; }
}