:root {
  --ink: #14213d;
  --muted: #53627a;
  --line: rgba(100, 116, 139, .22);
  --white: #ffffff;
  --sky: #07c8ff;
  --cyan: #00f0d0;
  --violet: #8557ff;
  --pink: #ff4f9a;
  --amber: #ffbf24;
  --lime: #9cea28;
  --orange: #ff7a28;
  --shadow: 0 28px 80px -48px rgba(35, 49, 84, .45);
  --shadow-soft: 0 16px 55px -38px rgba(35, 49, 84, .34);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 154px; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 7% 1%, rgba(255,79,154,.16), transparent 25rem),
    radial-gradient(circle at 93% 7%, rgba(7,200,255,.15), transparent 26rem),
    linear-gradient(180deg, #fff 0%, #f8fbff 40%, #fff 100%);
  font-family: Manrope, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  min-height: 100vh;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: .34;
  background-image: linear-gradient(rgba(128,145,170,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(128,145,170,.08) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, black, transparent 70%);
}
a { color: #3f31b7; text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
a:hover { color: #bd1764; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 3px solid rgba(7,200,255,.55); outline-offset: 4px; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 999; background: white; color: var(--ink); padding: 10px 16px; border-radius: 12px; box-shadow: var(--shadow); font-weight: 800; }
.skip-link:focus { top: 12px; }
.container { width: min(calc(100% - 32px), var(--max)); margin-inline: auto; }
.narrow { width: min(calc(100% - 32px), 820px); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 100; border-bottom: 1px solid rgba(148,163,184,.25); background: rgba(255,255,255,.88); backdrop-filter: blur(22px) saturate(160%); }
.header-brand { display: flex; align-items: center; justify-content: center; gap: 14px; min-height: 78px; padding: 12px 0 8px; text-decoration: none; }
.brand-mark { width: 48px; height: 48px; border-radius: 17px; display: grid; place-items: center; background: linear-gradient(135deg, #d9fff9, #d8f3ff 37%, #efe5ff 67%, #ffe1ef); border: 1px solid rgba(90,110,145,.15); box-shadow: inset 0 0 0 5px rgba(255,255,255,.66), 0 14px 32px -20px rgba(44,54,99,.55); flex: 0 0 auto; }
.brand-mark svg { width: 30px; height: 30px; }
.brand-copy { min-width: 0; }
.brand-name { display: block; font-family: "Space Grotesk", Manrope, sans-serif; font-size: clamp(1.65rem, 3vw, 2.55rem); line-height: 1; font-weight: 900; letter-spacing: -.055em; background: linear-gradient(90deg,#ff3d8a,#ff9d16,#00bfe8,#7145e6,#0bbf82,#ff3d8a); background-size: 180% auto; -webkit-background-clip: text; background-clip: text; color: transparent; animation: gradient-shift 9s linear infinite; }
.brand-tagline { display: block; margin-top: 4px; color: #66738a; font-size: .78rem; font-weight: 700; letter-spacing: .01em; }
.header-nav-wrap { padding: 0 0 12px; }
.header-row { display: flex; align-items: center; justify-content: center; }
.desktop-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 5px; padding: 6px; border: 1px solid rgba(148,163,184,.25); background: rgba(255,255,255,.86); border-radius: 18px; box-shadow: 0 18px 45px -35px rgba(35,49,84,.55); }
.nav-link { display: inline-flex; align-items: center; gap: 7px; padding: 8px 11px; border-radius: 12px; color: #46536a; text-decoration: none; font-size: .79rem; font-weight: 800; white-space: nowrap; }
.nav-link:hover, .nav-link[aria-current="page"] { color: var(--ink); background: linear-gradient(135deg, rgba(7,200,255,.11), rgba(255,79,154,.09)); }
.nav-dot { width: 7px; height: 7px; border-radius: 50%; background: linear-gradient(135deg, var(--sky), var(--pink)); box-shadow: 0 0 0 3px rgba(7,200,255,.1); }
.menu-button { display: none; width: 44px; height: 44px; border-radius: 14px; border: 1px solid var(--line); background: #fff; color: var(--ink); align-items: center; justify-content: center; }
.menu-button svg { width: 24px; }
.mobile-nav { display: none; padding-top: 8px; }
.mobile-nav[hidden] { display: none !important; }
.mobile-nav a { display: flex; padding: 12px 14px; border-radius: 12px; color: var(--ink); text-decoration: none; font-weight: 800; }
.mobile-nav a:hover { background: #f3f7ff; }
.ticker { overflow: hidden; border-bottom: 1px solid rgba(148,163,184,.2); background: linear-gradient(90deg,#fff4fa,#f4fdff,#fbfff0,#fff8e9,#fff4fa); }
.ticker-track { display: flex; width: max-content; animation: ticker 33s linear infinite; }
.ticker-group { display: flex; align-items: center; gap: 40px; padding: 9px 20px; white-space: nowrap; color: #4d5870; font-size: .76rem; font-weight: 800; letter-spacing: .035em; text-transform: uppercase; }
.ticker-group span::before { content: "✦"; margin-right: 10px; color: #ff3d8a; }
main { overflow: clip; }
.hero { position: relative; padding: clamp(64px, 8vw, 112px) 0 72px; }
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; filter: blur(2px); opacity: .7; pointer-events: none; }
.hero::before { width: 210px; height: 210px; left: -100px; top: 70px; background: linear-gradient(145deg,rgba(255,79,154,.28),rgba(255,191,36,.12)); }
.hero::after { width: 240px; height: 240px; right: -120px; top: 180px; background: linear-gradient(145deg,rgba(7,200,255,.24),rgba(133,87,255,.15)); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr); gap: clamp(34px, 6vw, 78px); align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; border: 1px solid rgba(133,87,255,.18); border-radius: 999px; background: rgba(255,255,255,.78); color: #5443a5; box-shadow: var(--shadow-soft); font-size: .78rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: linear-gradient(135deg,var(--pink),var(--amber)); box-shadow: 0 0 0 4px rgba(255,79,154,.1); }
h1,h2,h3 { font-family: "Space Grotesk", Manrope, sans-serif; color: #17213d; line-height: 1.12; letter-spacing: -.035em; }
h1 { margin: 20px 0 22px; font-size: clamp(2.75rem, 6.3vw, 5.75rem); font-weight: 900; }
.gradient-word { background: linear-gradient(90deg,#ff3d8a,#ff9812 28%,#08bfe7 58%,#7247e8 82%,#12ae77); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-lede { margin: 0; max-width: 700px; color: #526078; font-size: clamp(1.06rem, 1.8vw, 1.25rem); line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 11px 18px; border: 0; border-radius: 15px; text-decoration: none; color: var(--ink); font-weight: 900; box-shadow: 0 18px 40px -26px rgba(34,49,90,.55); transition: transform .18s ease, box-shadow .18s ease; }
.button:hover { transform: translateY(-2px); color: var(--ink); box-shadow: 0 24px 50px -26px rgba(34,49,90,.62); }
.button-primary { background: linear-gradient(120deg,#86f1ff,#c5fff1 37%,#fff09c 72%,#ffd0e8); border: 1px solid rgba(47,122,151,.16); }
.button-secondary { background: rgba(255,255,255,.9); border: 1px solid rgba(148,163,184,.3); }
.button svg { width: 18px; }
.hero-notes { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 32px; }
.mini-note { min-height: 104px; padding: 16px; border: 1px solid var(--line); background: rgba(255,255,255,.75); border-radius: 18px; box-shadow: var(--shadow-soft); }
.mini-note strong { display: block; margin-bottom: 5px; font-family: "Space Grotesk",sans-serif; font-size: .94rem; }
.mini-note span { display: block; color: var(--muted); font-size: .79rem; line-height: 1.5; }
.hero-visual { position: relative; }
.hero-glow { position: absolute; inset: -18px; background: linear-gradient(135deg,rgba(255,79,154,.25),rgba(255,191,36,.22),rgba(7,200,255,.22),rgba(133,87,255,.22)); filter: blur(26px); border-radius: 46px; opacity: .75; }
.hero-image-card { position: relative; padding: 13px; border: 1px solid rgba(148,163,184,.3); border-radius: 38px; background: rgba(255,255,255,.7); box-shadow: 0 38px 100px -55px rgba(41,55,99,.62); transform: rotate(1.2deg); }
.hero-image-card img { width: 100%; border-radius: 28px; aspect-ratio: 14 / 11; object-fit: cover; }
.floating-badge { position: absolute; display: flex; align-items: center; gap: 9px; padding: 10px 13px; border: 1px solid rgba(148,163,184,.25); border-radius: 15px; background: rgba(255,255,255,.92); backdrop-filter: blur(18px); box-shadow: var(--shadow-soft); color: #33405b; font-size: .76rem; font-weight: 900; animation: float 5.2s ease-in-out infinite; }
.floating-badge.one { left: -24px; top: 12%; }
.floating-badge.two { right: -24px; bottom: 10%; animation-delay: -2.1s; }
.badge-icon { width: 28px; height: 28px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(135deg,#d4fbff,#fce4f1); }
.trust-strip { padding: 0 0 44px; }
.trust-panel { display: grid; grid-template-columns: 1.15fr repeat(3,1fr); gap: 12px; padding: 13px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.76); box-shadow: var(--shadow-soft); }
.trust-intro, .trust-item { padding: 15px 16px; border-radius: 16px; }
.trust-intro { background: linear-gradient(135deg,#f8fbff,#fff7fb); font-weight: 900; }
.trust-intro small { display: block; color: var(--muted); font-weight: 700; margin-top: 3px; }
.trust-item { background: #fff; border: 1px solid rgba(148,163,184,.17); color: #4d5a72; font-size: .82rem; font-weight: 800; }
.section { padding: clamp(64px, 8vw, 100px) 0; }
.section-tight { padding: 54px 0; }
.section-tint { background: linear-gradient(180deg,rgba(242,250,255,.82),rgba(255,255,255,.7)); border-top: 1px solid rgba(148,163,184,.16); border-bottom: 1px solid rgba(148,163,184,.16); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 34px; }
.section-head-text { max-width: 760px; }
.section-head h2 { margin: 13px 0 10px; font-size: clamp(2rem, 4vw, 3.35rem); font-weight: 900; }
.section-head p { margin: 0; color: var(--muted); font-size: 1.03rem; }
.text-link { display: inline-flex; align-items: center; gap: 7px; color: #4a3bb1; font-weight: 900; text-decoration: none; white-space: nowrap; }
.text-link:hover { gap: 10px; }
.topic-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.topic-card { position: relative; overflow: hidden; min-height: 270px; padding: 24px; border: 1px solid var(--line); border-radius: 25px; background: rgba(255,255,255,.88); box-shadow: var(--shadow-soft); text-decoration: none; color: var(--ink); transition: transform .2s ease, box-shadow .2s ease; }
.topic-card:hover { transform: translateY(-5px); color: var(--ink); box-shadow: var(--shadow); }
.topic-card::after { content: ""; position: absolute; width: 150px; height: 150px; border-radius: 50%; right: -66px; bottom: -75px; background: var(--card-gradient,linear-gradient(135deg,#d8f7ff,#f7dfff)); opacity: .72; }
.topic-icon { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 18px; background: var(--card-gradient,linear-gradient(135deg,#d8f7ff,#f7dfff)); margin-bottom: 24px; font-size: 1.45rem; }
.topic-card h3 { margin: 0 0 10px; font-size: 1.35rem; font-weight: 900; }
.topic-card p { margin: 0 0 22px; color: var(--muted); font-size: .92rem; }
.topic-card .arrow { position: absolute; z-index: 2; left: 24px; bottom: 23px; color: #4e3cad; font-weight: 900; }
.steps-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; counter-reset: securestep; }
.step-card { counter-increment: securestep; padding: 23px; border: 1px solid var(--line); border-radius: 23px; background: #fff; box-shadow: var(--shadow-soft); }
.step-card::before { content: "0" counter(securestep); display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 15px; background: linear-gradient(135deg,#d7fbff,#fff0b8,#ffe0f0); font-family: "Space Grotesk",sans-serif; font-weight: 900; font-size: .85rem; }
.step-card h3 { font-size: 1.08rem; margin: 18px 0 8px; }
.step-card p { margin: 0; color: var(--muted); font-size: .87rem; }
.blog-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
.article-card { overflow: hidden; border: 1px solid var(--line); border-radius: 26px; background: rgba(255,255,255,.92); box-shadow: var(--shadow-soft); transition: transform .2s ease, box-shadow .2s ease; }
.article-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.article-card-media { display: block; position: relative; overflow: hidden; background: #f4f8ff; aspect-ratio: 1/1; }
.article-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.article-card:hover .article-card-media img { transform: scale(1.035); }
.category-chip { position: absolute; left: 14px; top: 14px; padding: 7px 10px; border-radius: 999px; background: rgba(255,255,255,.9); backdrop-filter: blur(12px); color: #45359e; border: 1px solid rgba(148,163,184,.22); font-size: .7rem; font-weight: 900; text-decoration: none; }
.article-card-body { padding: 20px 21px 22px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 8px 14px; color: #738097; font-size: .72rem; font-weight: 800; }
.article-card h3 { margin: 11px 0 10px; font-size: 1.22rem; font-weight: 900; line-height: 1.26; }
.article-card h3 a { color: var(--ink); text-decoration: none; }
.article-card h3 a:hover { color: #7b30b3; }
.article-card p { margin: 0; color: var(--muted); font-size: .88rem; }
.feature-split { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; }
.feature-panel { padding: clamp(25px,4vw,42px); border: 1px solid var(--line); border-radius: 30px; background: rgba(255,255,255,.9); box-shadow: var(--shadow-soft); }
.feature-panel.gradient { background: linear-gradient(135deg,#f4fdff,#f9f4ff 48%,#fff7e8); }
.feature-panel h2 { margin: 13px 0 16px; font-size: clamp(1.8rem,3vw,2.65rem); }
.feature-panel p { color: var(--muted); }
.check-list { list-style: none; margin: 23px 0 0; padding: 0; display: grid; gap: 12px; }
.check-list li { position: relative; padding-left: 38px; color: #42516b; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 0; width: 25px; height: 25px; display: grid; place-items: center; border-radius: 9px; background: linear-gradient(135deg,#c8fff2,#dff6ff); color: #086f5a; font-weight: 900; }
.notice { display: flex; gap: 14px; padding: 19px 20px; border: 1px solid rgba(245,158,11,.23); border-radius: 20px; background: linear-gradient(135deg,#fffbea,#fff5f8); color: #5e5063; }
.notice-icon { flex: 0 0 auto; width: 36px; height: 36px; display: grid; place-items: center; border-radius: 12px; background: #fff; }
.notice strong { color: var(--ink); }
.faq-list { display: grid; gap: 12px; }
.faq-list details { border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.88); box-shadow: var(--shadow-soft); }
.faq-list summary { list-style: none; cursor: pointer; position: relative; padding: 20px 56px 20px 22px; font-family: "Space Grotesk",sans-serif; font-weight: 900; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 20px; top: 15px; width: 32px; height: 32px; display: grid; place-items: center; border-radius: 10px; background: linear-gradient(135deg,#e4fbff,#fce7f2); font-size: 1.2rem; }
.faq-list details[open] summary::after { content: "−"; }
.faq-answer { padding: 0 22px 21px; color: var(--muted); }
.cta-band { position: relative; overflow: hidden; padding: clamp(34px,6vw,64px); border: 1px solid var(--line); border-radius: 34px; background: linear-gradient(115deg,#e8fbff,#fff5d7 42%,#ffe7f3 73%,#f2ebff); box-shadow: var(--shadow); }
.cta-band::after { content: ""; position: absolute; width: 260px; height: 260px; border-radius: 50%; right: -90px; top: -120px; border: 24px solid rgba(255,255,255,.55); }
.cta-band h2 { position: relative; z-index: 1; margin: 12px 0 13px; max-width: 720px; font-size: clamp(2rem,4vw,3.4rem); }
.cta-band p { position: relative; z-index: 1; max-width: 720px; margin: 0; color: #526078; }
.cta-band .hero-actions { position: relative; z-index: 1; }
.page-hero { padding: 62px 0 46px; }
.breadcrumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 21px; color: #718097; font-size: .76rem; font-weight: 800; }
.breadcrumbs a { color: #5b4aae; text-decoration: none; }
.breadcrumbs span[aria-hidden] { color: #a3aec0; }
.page-hero h1 { max-width: 930px; margin: 15px 0 18px; font-size: clamp(2.6rem,5.5vw,5rem); }
.page-hero p { max-width: 820px; margin: 0; color: var(--muted); font-size: 1.11rem; }
.prose-layout { display: grid; grid-template-columns: minmax(0,1fr) 290px; gap: 46px; align-items: start; padding-bottom: 90px; }
.prose, .article-body { min-width: 0; }
.prose > *:first-child, .article-body > *:first-child { margin-top: 0; }
.prose p, .article-body p { color: #46556f; font-size: 1rem; line-height: 1.83; margin: 0 0 20px; }
.prose h2, .article-body h2 { margin: 46px 0 17px; font-size: clamp(1.65rem,3vw,2.35rem); font-weight: 900; scroll-margin-top: 170px; }
.prose h3, .article-body h3 { margin: 30px 0 12px; font-size: 1.28rem; font-weight: 900; }
.prose ul, .prose ol, .article-body ul, .article-body ol { margin: 20px 0 26px; padding-left: 24px; color: #46556f; }
.prose li, .article-body li { margin: 10px 0; padding-left: 4px; }
.prose strong, .article-body strong { color: #26334d; }
.article-body a { font-weight: 800; }
.callout { margin: 27px 0; padding: 20px 21px 20px 60px; border: 1px solid rgba(7,200,255,.22); border-radius: 20px; background: linear-gradient(135deg,#effcff,#fff8e4,#fff1f8); color: #46556f; position: relative; }
.callout::before { content: "✦"; position: absolute; left: 20px; top: 19px; width: 27px; height: 27px; display: grid; place-items: center; border-radius: 10px; background: #fff; color: #de2a78; box-shadow: 0 8px 20px -12px rgba(35,49,84,.5); }
.sidebar { position: sticky; top: 165px; display: grid; gap: 16px; }
.side-card { padding: 20px; border: 1px solid var(--line); border-radius: 21px; background: rgba(255,255,255,.9); box-shadow: var(--shadow-soft); }
.side-card h2, .side-card h3 { margin: 0 0 12px; font-size: 1.03rem; letter-spacing: -.02em; }
.side-card p { color: var(--muted); font-size: .83rem; margin: 0; }
.side-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.side-links a { display: block; padding: 9px 10px; border-radius: 11px; color: #4d5b73; text-decoration: none; font-size: .82rem; font-weight: 800; }
.side-links a:hover { background: #f3f8ff; color: #4b36b5; }
.article-hero { padding: 54px 0 42px; }
.article-hero-grid { display: grid; grid-template-columns: minmax(0,1fr) 390px; gap: 48px; align-items: center; }
.article-hero h1 { margin: 16px 0 18px; font-size: clamp(2.45rem,5vw,4.5rem); }
.article-deck { color: var(--muted); font-size: 1.08rem; max-width: 760px; }
.article-hero-media { border: 1px solid var(--line); border-radius: 28px; overflow: hidden; padding: 10px; background: rgba(255,255,255,.76); box-shadow: var(--shadow); transform: rotate(1deg); }
.article-hero-media img { border-radius: 20px; aspect-ratio: 1/1; object-fit: cover; }
.article-info { display: flex; flex-wrap: wrap; gap: 9px 16px; margin-top: 23px; color: #6b7890; font-size: .77rem; font-weight: 800; }
.article-info a { color: #5844ad; text-decoration: none; }
.article-shell { display: grid; grid-template-columns: minmax(0,760px) 300px; gap: 55px; align-items: start; padding: 20px 0 90px; }
.article-footer-box { margin-top: 44px; padding: 22px; border: 1px solid var(--line); border-radius: 22px; background: linear-gradient(135deg,#f3fbff,#fff9eb,#fff2f8); }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { display: inline-flex; padding: 7px 10px; border-radius: 999px; border: 1px solid rgba(133,87,255,.17); background: #fff; color: #5c4aa6; text-decoration: none; font-size: .72rem; font-weight: 900; }
.related-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 17px; margin-top: 24px; }
.related-mini { border: 1px solid var(--line); border-radius: 18px; background: #fff; overflow: hidden; }
.related-mini img { aspect-ratio: 1/1; object-fit: cover; }
.related-mini div { padding: 13px; }
.related-mini a { color: var(--ink); text-decoration: none; font-family: "Space Grotesk",sans-serif; font-size: .84rem; line-height: 1.35; font-weight: 900; }
.archive-intro { max-width: 780px; }
.archive-stats { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; }
.stat-pill { padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: #58657b; font-size: .78rem; font-weight: 900; }
.contact-card { padding: clamp(28px,5vw,52px); border: 1px solid var(--line); border-radius: 30px; background: linear-gradient(135deg,#f2fdff,#fff8dc,#fff0f6); box-shadow: var(--shadow); }
.contact-email { display: inline-block; margin: 15px 0 7px; font-family: "Space Grotesk",sans-serif; font-size: clamp(1.4rem,4vw,2.7rem); font-weight: 900; overflow-wrap: anywhere; }
.glossary-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 15px; }
.term-card { padding: 20px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: var(--shadow-soft); }
.term-card h2 { margin: 0 0 8px; font-size: 1.12rem; }
.term-card p { margin: 0; color: var(--muted); font-size: .88rem; }
.site-footer { border-top: 1px solid rgba(148,163,184,.22); background: linear-gradient(180deg,#fbfdff,#fff8fb); }
.footer-main { display: grid; grid-template-columns: 1.3fr repeat(3,1fr); gap: 38px; padding: 60px 0 38px; }
.footer-brand .brand-name { font-size: 1.8rem; }
.footer-brand p { color: var(--muted); font-size: .86rem; max-width: 360px; }
.footer-col h2 { margin: 0 0 14px; font-size: .9rem; text-transform: uppercase; letter-spacing: .08em; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.footer-col a { color: #58657b; text-decoration: none; font-size: .84rem; font-weight: 700; }
.footer-col a:hover { color: #a51e67; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 18px 0 28px; border-top: 1px solid rgba(148,163,184,.2); color: #718097; font-size: .76rem; }
.footer-bottom a { color: #5c4aa6; font-weight: 800; }
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .55s ease, transform .55s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@keyframes ticker { to { transform: translateX(-50%); } }
@keyframes float { 50% { transform: translateY(-9px) rotate(-1deg); } }
@keyframes gradient-shift { to { background-position: 180% center; } }
@media (max-width: 1050px) {
  .desktop-nav { gap: 2px; }
  .nav-link { padding: 8px 8px; font-size: .72rem; }
  .topic-grid, .blog-grid { grid-template-columns: repeat(2,1fr); }
  .steps-grid { grid-template-columns: repeat(2,1fr); }
  .footer-main { grid-template-columns: 1.3fr 1fr 1fr; }
  .footer-col:last-child { grid-column: 2 / 4; }
}
@media (max-width: 850px) {
  html { scroll-padding-top: 96px; }
  .site-header { position: sticky; }
  .header-brand { justify-content: flex-start; min-height: 68px; padding: 9px 0; }
  .brand-mark { width: 43px; height: 43px; border-radius: 15px; }
  .brand-name { font-size: 1.7rem; }
  .brand-tagline { display: none; }
  .header-nav-wrap { padding: 0; }
  .header-row { position: absolute; right: 16px; top: 12px; }
  .desktop-nav { display: none; }
  .menu-button { display: inline-flex; }
  .mobile-nav { padding: 8px 0 13px; grid-template-columns: repeat(2,1fr); gap: 4px; }
  .mobile-nav:not([hidden]) { display: grid; }
  .hero-grid, .article-hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 610px; margin: 12px auto 0; }
  .trust-panel { grid-template-columns: 1fr 1fr; }
  .trust-intro { grid-column: 1 / -1; }
  .feature-split { grid-template-columns: 1fr; }
  .prose-layout, .article-shell { grid-template-columns: 1fr; gap: 36px; }
  .sidebar { position: static; grid-template-columns: repeat(2,1fr); }
  .article-hero-media { max-width: 480px; }
}
@media (max-width: 650px) {
  .container, .narrow { width: min(calc(100% - 24px), var(--max)); }
  .ticker-group { gap: 26px; }
  .hero { padding: 49px 0 56px; }
  h1 { font-size: clamp(2.55rem,14vw,4.2rem); }
  .hero-notes { grid-template-columns: 1fr; }
  .floating-badge { display: none; }
  .trust-panel, .topic-grid, .blog-grid, .steps-grid, .related-grid, .glossary-grid { grid-template-columns: 1fr; }
  .trust-intro { grid-column: auto; }
  .section-head { display: block; }
  .section-head .text-link { margin-top: 14px; }
  .sidebar { grid-template-columns: 1fr; }
  .article-hero { padding-top: 42px; }
  .article-hero-grid { gap: 28px; }
  .page-hero h1, .article-hero h1 { font-size: clamp(2.3rem,12vw,3.5rem); }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 30px 20px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-col:last-child { grid-column: auto; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 420px) {
  .brand-name { font-size: 1.45rem; }
  .brand-mark { width: 39px; height: 39px; }
  .menu-button { width: 40px; height: 40px; }
  .mobile-nav { grid-template-columns: 1fr; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-brand, .footer-col:last-child { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}
@media print {
  .site-header,.ticker,.site-footer,.sidebar,.hero-actions,.floating-badge { display: none !important; }
  body { background: #fff; }
  main { overflow: visible; }
  .article-shell,.prose-layout { display: block; }
  a { color: #111; text-decoration: underline; }
}