/* ============================================================
   718黑料 · 公开资讯阅读与核验框架
   Design System — Modern / Cute / Professional
   ============================================================ */

:root {
  /* Brand palette */
  --violet: #6C5CE7;
  --violet-deep: #4834D4;
  --pink: #FF6B9D;
  --coral: #FF8E72;
  --mint: #2BD9A8;
  --sky: #54A0FF;
  --amber: #FFB74D;

  /* Neutrals */
  --ink: #1F1B3A;
  --ink-soft: #4A4566;
  --muted: #8A85A6;
  --line: #ECE7F5;
  --bg: #FBF8FF;
  --bg-alt: #F4EFFF;
  --card: #FFFFFF;

  /* Gradients */
  --grad-brand: linear-gradient(135deg, #6C5CE7 0%, #A55EEA 45%, #FF6B9D 100%);
  --grad-warm: linear-gradient(135deg, #FF8E72 0%, #FF6B9D 100%);
  --grad-cool: linear-gradient(135deg, #54A0FF 0%, #6C5CE7 100%);

  /* Shape & shadow */
  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 26px;
  --r-xl: 36px;
  --shadow-sm: 0 4px 14px rgba(72, 52, 212, 0.08);
  --shadow-md: 0 14px 40px rgba(72, 52, 212, 0.12);
  --shadow-lg: 0 28px 70px rgba(72, 52, 212, 0.18);

  --maxw: 1180px;
  --nav-h: 74px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "Nunito", "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 .4em; font-weight: 800; letter-spacing: -.01em; }
p { margin: 0 0 1em; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }
.section { padding: 84px 0; position: relative; }
.section--alt { background: var(--bg-alt); }
.section-head { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
  color: var(--violet); background: #fff; padding: 7px 16px; border-radius: 999px;
  box-shadow: var(--shadow-sm); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--grad-brand); }
.section-head h2 { font-size: clamp(26px, 4vw, 40px); }
.section-head p { color: var(--ink-soft); font-size: 17px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 26px; border-radius: 999px; font-weight: 800; font-size: 15px;
  transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease; white-space: nowrap;
}
.btn-primary { background: var(--grad-brand); color: #fff; box-shadow: var(--shadow-md); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.btn-ghost { background: #fff; color: var(--violet-deep); box-shadow: var(--shadow-sm); border: 1.5px solid var(--line); }
.btn-ghost:hover { transform: translateY(-3px); border-color: var(--violet); }
.btn-light { background: rgba(255,255,255,.16); color: #fff; backdrop-filter: blur(6px); border: 1.5px solid rgba(255,255,255,.5); }
.btn-light:hover { background: rgba(255,255,255,.28); transform: translateY(-3px); }
.btn-lg { padding: 17px 34px; font-size: 16px; }
.btn svg { width: 18px; height: 18px; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100; height: var(--nav-h);
  background: rgba(251, 248, 255, .82); backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent; transition: box-shadow .25s, border-color .25s;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); border-color: var(--line); }
.nav { height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 900; font-size: 21px; color: var(--ink); }
.brand .logo-mark {
  width: 42px; height: 42px; border-radius: 13px; background: var(--grad-brand);
  display: grid; place-items: center; color: #fff; font-weight: 900; font-size: 17px;
  box-shadow: var(--shadow-sm); flex: none;
}
.brand .logo-text small { display: block; font-size: 11px; font-weight: 700; color: var(--muted); letter-spacing: .04em; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a {
  padding: 10px 16px; border-radius: 999px; font-weight: 700; color: var(--ink-soft);
  transition: background .2s, color .2s;
}
.nav-links a:hover { color: var(--violet-deep); background: #fff; }
.nav-links a.active { color: #fff; background: var(--grad-brand); box-shadow: var(--shadow-sm); }
.nav-cta { margin-left: 10px; }
.nav-toggle { display: none; width: 46px; height: 46px; border-radius: 14px; background: #fff; box-shadow: var(--shadow-sm); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 70px 0 90px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; overflow: hidden; }
.blob { position: absolute; border-radius: 50%; filter: blur(40px); opacity: .55; animation: float 14s ease-in-out infinite; }
.blob--1 { width: 380px; height: 380px; background: #C9B8FF; top: -80px; left: -60px; }
.blob--2 { width: 320px; height: 320px; background: #FFC2D6; bottom: -90px; right: 6%; animation-delay: -4s; }
.blob--3 { width: 260px; height: 260px; background: #BDEBE0; top: 40%; right: -40px; animation-delay: -8s; }
@keyframes float { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-26px) } }
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center; }
.hero h1 { font-size: clamp(32px, 5.2vw, 56px); line-height: 1.1; }
.hero h1 .grad { background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 18px; color: var(--ink-soft); max-width: 520px; margin-top: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 34px; }
.trust-row .item { display: flex; align-items: center; gap: 9px; color: var(--ink-soft); font-weight: 700; font-size: 14px; }
.trust-row .item svg { width: 20px; height: 20px; color: var(--mint); }

/* Hero visual card */
.hero-card {
  background: #fff; border-radius: var(--r-xl); padding: 22px; box-shadow: var(--shadow-lg);
  border: 1px solid var(--line);
}
.hero-card .screen {
  background: linear-gradient(160deg, #F4EFFF, #FBF8FF); border-radius: var(--r-lg);
  padding: 18px; border: 1px solid var(--line);
}
.feed-item { display: flex; gap: 12px; padding: 12px; background: #fff; border-radius: var(--r-md); box-shadow: var(--shadow-sm); margin-bottom: 12px; align-items: center; }
.feed-item .thumb { width: 54px; height: 54px; border-radius: 14px; flex: none; display: grid; place-items: center; color: #fff; font-size: 22px; }
.feed-item h4 { font-size: 14.5px; margin: 0 0 2px; }
.feed-item span { font-size: 12px; color: var(--muted); font-weight: 700; }
.hero-card .tag-pill { display:inline-block; font-size:11px; font-weight:800; padding:3px 10px; border-radius:999px; color:#fff; margin-bottom:6px; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 8px; }
.stat {
  background: #fff; border-radius: var(--r-lg); padding: 26px 22px; text-align: center;
  box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: transform .25s, box-shadow .25s;
}
.stat:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.stat .num { font-size: 34px; font-weight: 900; background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat .label { color: var(--muted); font-weight: 700; font-size: 14px; }

/* ---------- Section heads w/ divider ---------- */
.divider-wave { display: block; width: 100%; height: 60px; color: var(--bg-alt); }

/* ---------- Pillars / Core blocks ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--card); border-radius: var(--r-lg); padding: 30px; box-shadow: var(--shadow-sm);
  border: 1px solid var(--line); transition: transform .25s ease, box-shadow .25s ease; position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.card .ic {
  width: 60px; height: 60px; border-radius: 18px; display: grid; place-items: center; color: #fff;
  font-size: 26px; margin-bottom: 18px; box-shadow: var(--shadow-sm);
}
.card h3 { font-size: 20px; }
.card p { color: var(--ink-soft); margin: 0; }
.card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-weight: 800; color: var(--violet-deep); }
.card .more svg { width: 16px; height: 16px; transition: transform .2s; }
.card:hover .more svg { transform: translateX(4px); }

/* category color helpers */
.cat-ent { background: var(--grad-warm); }
.cat-soc { background: linear-gradient(135deg,#54A0FF,#6C5CE7); }
.cat-biz { background: linear-gradient(135deg,#2BD9A8,#1FA9C9); }
.cat-spo { background: linear-gradient(135deg,#FFB74D,#FF8E72); }
.cat-star { background: linear-gradient(135deg,#FF6B9D,#A55EEA); }
.cat-web { background: linear-gradient(135deg,#6C5CE7,#4834D4); }

/* ---------- Verification framework ---------- */
.verify-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: step; }
.vstep { position: relative; background: #fff; border-radius: var(--r-lg); padding: 32px 28px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.vstep::before {
  counter-increment: step; content: "0" counter(step);
  font-size: 44px; font-weight: 900; color: var(--bg-alt); position: absolute; top: 16px; right: 22px; line-height: 1;
}
.vstep .vnum { width: 52px; height: 52px; border-radius: 16px; background: var(--grad-brand); color:#fff; display:grid; place-items:center; font-weight:900; font-size:20px; margin-bottom: 16px; box-shadow: var(--shadow-sm); }
.vstep h3 { font-size: 19px; }
.vstep p { color: var(--ink-soft); margin: 0; }

/* ---------- Video / short-video cards ---------- */
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.vcard { background: #fff; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: transform .25s, box-shadow .25s; }
.vcard:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.vcard .cover { position: relative; aspect-ratio: 16/10; display: grid; place-items: center; color: #fff; }
.vcard .play { width: 62px; height: 62px; border-radius: 50%; background: rgba(255,255,255,.92); display: grid; place-items: center; color: var(--violet-deep); box-shadow: var(--shadow-md); transition: transform .2s; }
.vcard:hover .play { transform: scale(1.08); }
.vcard .play svg { width: 24px; height: 24px; margin-left: 3px; }
.vcard .body { padding: 18px 20px 22px; }
.vcard .body .tag { font-size: 11px; font-weight: 800; padding: 3px 10px; border-radius: 999px; color:#fff; display:inline-block; margin-bottom: 10px; }
.vcard .body h4 { font-size: 16.5px; margin: 0 0 8px; }
.vcard .body .meta { font-size: 12.5px; color: var(--muted); font-weight: 700; display:flex; gap:14px; }

/* ---------- News list (news.html) ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 40px; }
.chip { padding: 10px 20px; border-radius: 999px; background: #fff; font-weight: 800; font-size: 14px; color: var(--ink-soft); box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: all .2s; }
.chip:hover { color: var(--violet-deep); }
.chip.active { background: var(--grad-brand); color: #fff; border-color: transparent; }
.news-layout { display: grid; grid-template-columns: 1fr 320px; gap: 36px; align-items: start; }
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.article { background: #fff; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: transform .25s, box-shadow .25s; display: flex; flex-direction: column; }
.article:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.article .top { aspect-ratio: 16/9; display: grid; place-items: center; color: #fff; font-size: 40px; position: relative; }
.article .top .tag { position: absolute; top: 14px; left: 14px; font-size: 11px; font-weight: 800; padding: 4px 11px; border-radius: 999px; background: rgba(0,0,0,.28); backdrop-filter: blur(4px); }
.article .body { padding: 18px 20px 22px; flex: 1; display: flex; flex-direction: column; }
.article .body h3 { font-size: 17.5px; margin: 0 0 8px; }
.article .body p { color: var(--ink-soft); font-size: 14px; margin: 0 0 14px; }
.article .body .meta { margin-top: auto; font-size: 12.5px; color: var(--muted); font-weight: 700; display: flex; justify-content: space-between; }

.side-card { background: #fff; border-radius: var(--r-lg); padding: 24px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); margin-bottom: 24px; }
.side-card h3 { font-size: 18px; display: flex; align-items: center; gap: 9px; }
.side-card h3 svg { width: 20px; height: 20px; color: var(--violet); }
.rank { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--line); align-items: center; }
.rank:last-child { border-bottom: none; }
.rank .no { width: 26px; height: 26px; border-radius: 8px; background: var(--bg-alt); color: var(--violet-deep); font-weight: 900; display: grid; place-items: center; font-size: 13px; flex: none; }
.rank:nth-child(1) .no { background: var(--grad-warm); color: #fff; }
.rank:nth-child(2) .no { background: var(--coral); color:#fff; }
.rank:nth-child(3) .no { background: var(--amber); color:#fff; }
.rank h4 { font-size: 14px; margin: 0; line-height: 1.4; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags a { font-size: 12.5px; font-weight: 700; padding: 6px 13px; border-radius: 999px; background: var(--bg-alt); color: var(--violet-deep); transition: background .2s; }
.tags a:hover { background: var(--violet); color: #fff; }
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 36px; }
.pagination a { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; font-weight: 800; background: #fff; box-shadow: var(--shadow-sm); border: 1px solid var(--line); color: var(--ink-soft); }
.pagination a.active { background: var(--grad-brand); color: #fff; border-color: transparent; }

/* ---------- Download (download.html) ---------- */
.dl-hero { text-align: center; }
.platform-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.platform { background: #fff; border-radius: var(--r-lg); padding: 32px 28px; text-align: center; box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: transform .25s, box-shadow .25s; }
.platform:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.platform .os-ic { width: 70px; height: 70px; border-radius: 22px; margin: 0 auto 16px; display: grid; place-items: center; color: #fff; font-size: 30px; box-shadow: var(--shadow-sm); }
.platform h3 { font-size: 20px; }
.platform .ver { color: var(--muted); font-weight: 700; font-size: 13px; margin-bottom: 16px; }
.qr { width: 132px; height: 132px; margin: 14px auto 18px; border-radius: 16px; background: #fff; border: 1px solid var(--line); padding: 8px; }
.feat-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.feat { display: flex; gap: 14px; background: #fff; border-radius: var(--r-md); padding: 20px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.feat .fic { width: 46px; height: 46px; border-radius: 14px; background: var(--bg-alt); color: var(--violet-deep); display: grid; place-items: center; flex: none; font-size: 22px; }
.feat h4 { font-size: 16px; margin: 0 0 4px; }
.feat p { font-size: 14px; color: var(--ink-soft); margin: 0; }
.faq-item { background: #fff; border-radius: var(--r-md); padding: 20px 24px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); margin-bottom: 14px; }
.faq-item h4 { font-size: 16.5px; display: flex; gap: 10px; align-items: center; }
.faq-item h4::before { content: "?"; width: 26px; height: 26px; border-radius: 8px; background: var(--grad-brand); color:#fff; display:grid; place-items:center; font-size:14px; flex:none; }
.faq-item p { margin: 8px 0 0; color: var(--ink-soft); font-size: 14.5px; }

/* ---------- About (about.html) ---------- */
.timeline { position: relative; max-width: 760px; margin: 0 auto; padding-left: 36px; }
.timeline::before { content: ""; position: absolute; left: 11px; top: 6px; bottom: 6px; width: 3px; background: var(--grad-brand); border-radius: 3px; }
.tl-item { position: relative; margin-bottom: 30px; background: #fff; border-radius: var(--r-md); padding: 20px 24px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.tl-item::before { content: ""; position: absolute; left: -31px; top: 24px; width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 4px solid var(--violet); }
.tl-item h4 { font-size: 16.5px; margin: 0 0 4px; }
.tl-item p { margin: 0; color: var(--ink-soft); font-size: 14.5px; }
.do-dont { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.dd-card { border-radius: var(--r-lg); padding: 30px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.dd-card.no { background: #FFF2F2; }
.dd-card.yes { background: #F0FBF6; }
.dd-card h3 { display: flex; align-items: center; gap: 10px; font-size: 20px; }
.dd-card ul li { padding: 9px 0; color: var(--ink-soft); font-weight: 600; display: flex; gap: 10px; align-items: flex-start; }
.dd-card ul li svg { width: 20px; height: 20px; flex: none; margin-top: 2px; }
.value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }

/* ---------- Contact (contact.html) ---------- */
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.form-card { background: #fff; border-radius: var(--r-lg); padding: 34px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 800; font-size: 14px; margin-bottom: 8px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 14px 16px; border-radius: var(--r-sm); border: 1.5px solid var(--line);
  font-family: inherit; font-size: 15px; color: var(--ink); background: var(--bg); transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--violet); box-shadow: 0 0 0 4px rgba(108,92,231,.12); }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: 13px; color: var(--muted); margin-top: 4px; }
.info-list { display: grid; gap: 16px; }
.info-card { display: flex; gap: 14px; background: #fff; border-radius: var(--r-md); padding: 20px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.info-card .iic { width: 48px; height: 48px; border-radius: 14px; background: var(--grad-brand); color: #fff; display: grid; place-items: center; font-size: 22px; flex: none; }
.info-card h4 { font-size: 15px; margin: 0 0 3px; }
.info-card p { font-size: 14px; color: var(--ink-soft); margin: 0; }
.info-card a { color: var(--violet-deep); font-weight: 700; }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--grad-brand); color: #fff; border-radius: var(--r-xl); padding: 54px 40px;
  text-align: center; position: relative; overflow: hidden; box-shadow: var(--shadow-lg);
}
.cta-band h2 { color: #fff; font-size: clamp(24px, 3.6vw, 36px); }
.cta-band p { color: rgba(255,255,255,.9); max-width: 560px; margin: 12px auto 26px; font-size: 17px; }
.cta-band .btn-light { background: #fff; color: var(--violet-deep); }
.cta-band .blob { opacity: .35; }

/* ---------- Newsletter ---------- */
.newsletter { background: #fff; border-radius: var(--r-xl); padding: 40px; box-shadow: var(--shadow-md); border: 1px solid var(--line); display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.newsletter h3 { font-size: 22px; margin: 0 0 6px; }
.newsletter p { color: var(--ink-soft); margin: 0; }
.nl-form { display: flex; gap: 10px; min-width: 320px; }
.nl-form input { flex: 1; padding: 13px 16px; border-radius: 999px; border: 1.5px solid var(--line); background: var(--bg); font-family: inherit; font-size: 15px; }
.nl-form input:focus { outline: none; border-color: var(--violet); }

/* ---------- Footer ---------- */
.site-footer { background: #1B1733; color: #C9C4E0; padding: 64px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; }
.footer-grid h4 { color: #fff; font-size: 15px; margin-bottom: 16px; letter-spacing: .02em; }
.footer-grid a { display: block; padding: 6px 0; color: #C9C4E0; font-size: 14px; font-weight: 600; transition: color .2s; }
.footer-grid a:hover { color: #fff; }
.footer-brand .brand { color: #fff; margin-bottom: 14px; }
.footer-brand p { font-size: 14px; color: #A39DC4; max-width: 280px; }
.footer-bottom { margin-top: 44px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13px; color: #A39DC4; }
.footer-bottom a { color: #A39DC4; }
.footer-bottom a:hover { color: #fff; }
.socials { display: flex; gap: 10px; margin-top: 16px; }
.socials a { width: 40px; height: 40px; border-radius: 12px; background: rgba(255,255,255,.08); display: grid; place-items: center; color: #fff; font-size: 18px; transition: background .2s, transform .2s; }
.socials a:hover { background: var(--violet); transform: translateY(-3px); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 30px; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; padding: 14px 24px; border-radius: 999px; font-weight: 700;
  box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: opacity .3s, transform .3s; z-index: 200;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .hero-card { max-width: 480px; }
  .news-layout { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .section { padding: 60px 0; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; background: #fff; flex-direction: column;
    padding: 16px 22px 24px; gap: 6px; box-shadow: var(--shadow-md); transform: translateY(-120%);
    transition: transform .3s ease; z-index: 99; border-bottom: 1px solid var(--line);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { width: 100%; text-align: center; }
  .nav-cta { margin: 8px 0 0; width: 100%; }
  .nav-cta .btn { width: 100%; }
  .nav-toggle { display: grid; place-items: center; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .verify-steps, .video-grid, .platform-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .feat-list, .do-dont, .contact-layout, .value-grid { grid-template-columns: 1fr; }
  .newsletter { grid-template-columns: 1fr; }
  .nl-form { min-width: 0; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 420px) {
  .stats { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
}