:root{
  --bg:#f6f7fb;--surface:#ffffff;--surface-2:#f2f4f8;--ink:#0f172a;--muted:#5b6475;--line:#e6e8ef;--accent:#ffb703;--accent-2:#fb8500;--navy:#0e233f;--success:#e9fff5;--radius:22px;--shadow:0 20px 60px rgba(15,23,42,.08);--max:1240px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:linear-gradient(180deg,#fff 0%,#fafbff 100%)}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}.wrap{max-width:var(--max);margin:auto;padding:0 24px}.topbar{background:#0f172a;color:#cbd5e1;font-size:13px}.topbar .wrap{min-height:42px;display:flex;align-items:center;gap:10px}.pulse{width:10px;height:10px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 0 rgba(34,197,94,.4);animation:pulse 2s infinite}@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(230,232,239,.8)}.header-wrap{display:flex;align-items:center;justify-content:space-between;min-height:82px;gap:18px}.brand{display:flex;align-items:center;gap:12px}.brand-mark{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--accent-2));display:grid;place-items:center;font-weight:900;color:#111827;box-shadow:var(--shadow)}.brand b{display:block;letter-spacing:.12em;font-size:14px}.brand small{display:block;color:var(--muted);letter-spacing:.26em;font-size:10px}.main-nav{display:flex;gap:24px;font-size:14px;font-weight:600}.main-nav a:hover,.text-link:hover{color:var(--accent-2)}.header-actions{display:flex;align-items:center;gap:12px}.lang-switch{display:flex;gap:6px}.lang-switch a{padding:7px 9px;border-radius:10px;background:#f6f7fb;color:var(--muted);font-size:11px;font-weight:800}.lang-switch a.on{background:var(--ink);color:#fff}.menu-toggle{display:none;border:0;background:#f4f6fb;border-radius:12px;width:44px;height:44px;font-size:24px}.mobile-drawer{position:fixed;inset:0 auto 0 0;width:min(86vw,360px);background:#fff;transform:translateX(-110%);transition:transform .25s ease;z-index:60;padding:18px 18px 30px;box-shadow:var(--shadow)}body.menu-open .mobile-drawer{transform:translateX(0)}.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.drawer-head button{border:0;background:#f3f4f8;border-radius:12px;width:38px;height:38px;font-size:28px}.mobile-drawer a{display:block;padding:14px 8px;border-bottom:1px solid var(--line);font-weight:700}
.eyebrow{display:inline-flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.14em;font-weight:900;font-size:11px;color:var(--accent-2)}h1,h2,h3{margin:0;letter-spacing:-.04em;line-height:1.02}p{margin:0;line-height:1.65;color:var(--muted)}.lead{font-size:19px;color:#465064}.hero{padding:52px 0 26px}.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:stretch}.hero-copy,.spotlight-card{background:linear-gradient(180deg,#fff 0%,#fbfcff 100%);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow)}.hero-copy{padding:36px}.hero-copy h1{font-size:clamp(40px,6vw,72px);margin:16px 0 18px}.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 0}.trust-row span{background:#fff6df;border:1px solid #ffe3a3;color:#6b4f00;padding:10px 12px;border-radius:999px;font-size:13px;font-weight:700}.hero-actions,.card-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 18px;border-radius:999px;font-size:14px;font-weight:800;border:1px solid transparent;transition:transform .18s ease, box-shadow .18s ease}.btn:hover{transform:translateY(-1px)}.btn-primary{background:linear-gradient(135deg,var(--accent),#ffd863);color:#111827;box-shadow:0 14px 30px rgba(255,183,3,.25)}.btn-secondary{background:#fff;border-color:var(--line)}.btn-dark{background:var(--ink);color:#fff}.btn-ghost{background:#fff;border-color:#d8dce6}.search-shell{display:flex;gap:10px;align-items:center;margin-top:22px;padding:8px 8px 8px 16px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:0 6px 20px rgba(15,23,42,.04)}.search-shell input{flex:1;border:0;outline:0;background:transparent;font-size:15px}.search-shell button{width:48px;height:48px;border-radius:14px;border:0;background:var(--ink);color:#fff;font-size:20px}.spotlight-card{padding:24px}.spotlight-body{display:grid;grid-template-columns:190px 1fr;gap:24px;align-items:center;margin-top:10px}.spotlight-cover .cover-image,.detail-cover .cover-image,.book-cover-link .cover-image{border-radius:18px;box-shadow:0 18px 50px rgba(15,23,42,.16)}
.badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.badge{display:inline-flex;padding:8px 10px;border-radius:999px;background:#f3f5fb;color:#516074;font-size:11px;font-weight:800}.badge.tone{background:#fff5db;color:#8a5a00}.section{padding:28px 0 46px}.section.soft{background:linear-gradient(180deg,#fafbff 0%,#fff 100%)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}.section-head h2{font-size:clamp(30px,4vw,46px)}.chip-row,.toolbar-chips{display:flex;gap:10px;flex-wrap:wrap}.chip-row{overflow:auto;padding-bottom:6px;scrollbar-width:none}.chip-row::-webkit-scrollbar{display:none}.chip,button.chip{appearance:none;border:1px solid var(--line);background:#fff;color:#223047;padding:10px 14px;border-radius:999px;font-weight:800;font-size:13px;cursor:pointer}button.chip.active,.chip.active{background:var(--ink);color:#fff;border-color:var(--ink)}.chip small{opacity:.6}.toolbar{display:flex;gap:14px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-bottom:22px;background:#fff;border:1px solid var(--line);padding:14px;border-radius:20px;box-shadow:0 8px 25px rgba(15,23,42,.04)}.toolbar.sticky{position:sticky;top:94px;z-index:15}.toolbar input{min-width:280px;flex:1;border:1px solid var(--line);padding:14px 16px;border-radius:14px;font-size:15px;outline:0;background:#fbfcff}.book-grid,.guide-grid,.faq-grid{display:grid;gap:20px}.book-grid{grid-template-columns:repeat(3,1fr)}.book-card{border:1px solid var(--line);background:#fff;border-radius:24px;padding:18px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:18px;transition:transform .18s ease, box-shadow .18s ease}.book-card:hover{transform:translateY(-3px)}.book-cover-link{display:block}.book-cover-link .cover-image{width:100%;aspect-ratio:2/3;object-fit:cover}.cover-fallback{aspect-ratio:2/3;border-radius:18px;padding:18px;background:linear-gradient(145deg,#f6f8fd,#fff);border:1px solid #dbe2ee;display:flex;flex-direction:column;justify-content:space-between}.cover-fallback span{font-size:10px;letter-spacing:.16em;color:var(--muted)}.cover-fallback strong{font-size:28px;line-height:1.08}.cover-fallback small{font-size:11px;color:var(--muted)}.book-copy h3{font-size:23px;margin-bottom:10px}.meta-line{display:flex;justify-content:space-between;gap:12px;margin-top:14px;color:#667085;font-size:12px;font-weight:700}.guide-grid{grid-template-columns:repeat(3,1fr)}.guide-card{border:1px solid var(--line);background:#fff;border-radius:22px;padding:22px;box-shadow:var(--shadow)}.guide-card h3{font-size:26px;margin:14px 0 12px}.guide-card strong{display:inline-block;margin-top:14px}.promo-band{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:28px;border-radius:28px;background:linear-gradient(135deg,var(--navy),#17365e);color:#fff;box-shadow:var(--shadow)}.promo-band p{color:#d7deea;max-width:720px}.faq-grid{grid-template-columns:repeat(3,1fr)}.faq-grid article{padding:24px;border:1px solid var(--line);background:#fff;border-radius:22px;box-shadow:var(--shadow)}.faq-grid h3{font-size:23px;margin-bottom:12px}.page-hero{padding:34px 0 8px}.page-hero h1{font-size:clamp(34px,5vw,60px);margin:12px 0 12px}.detail-hero{padding:34px 0 16px}.detail-grid{display:grid;grid-template-columns:370px 1fr;gap:34px;align-items:start}.detail-cover{position:sticky;top:106px}.detail-copy{border:1px solid var(--line);background:#fff;border-radius:28px;padding:28px;box-shadow:var(--shadow)}.detail-copy h1{font-size:clamp(34px,5vw,62px);margin:8px 0 12px}.meta-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:22px 0 0}.meta-grid div{padding:16px;border-radius:18px;background:#f8faff;border:1px solid #e7edf7}.meta-grid dt{font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.1em;color:#64748b}.meta-grid dd{margin:7px 0 0;font-weight:800;color:#0f172a}.detail-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.notice{font-size:13px;margin-top:12px}.article{padding:34px 0 60px}.narrow{max-width:860px}.article-body{margin-top:18px}.article-body h2{font-size:28px;margin:30px 0 10px}.article-cta-box{margin-top:34px;padding:24px;border-radius:24px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:space-between;gap:18px}.prose p{margin-bottom:14px}
.site-footer{margin-top:16px;border-top:1px solid var(--line);background:#fff}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:20px;padding:34px 24px}.footer-links{display:flex;flex-wrap:wrap;gap:14px;align-content:start}.copyright{display:block;text-align:center;padding:0 24px 88px;color:var(--muted)}.mobile-dock{display:none}.sticky-cta{display:none}
@media (max-width: 980px){.main-nav{display:none}.menu-toggle{display:block}.hero-grid,.spotlight-body,.detail-grid,.faq-grid,.guide-grid,.footer-grid,.book-grid{grid-template-columns:1fr}.spotlight-body{gap:18px}.detail-cover{position:static;max-width:320px}.toolbar input{min-width:100%}.promo-band,.article-cta-box{flex-direction:column;align-items:flex-start}}
@media (max-width: 720px){.wrap{padding:0 16px}.topbar .wrap{min-height:38px}.hero{padding-top:18px}.hero-copy,.spotlight-card,.book-card,.guide-card,.detail-copy,.faq-grid article{border-radius:22px}.hero-copy h1{font-size:42px}.section-head{align-items:flex-start;flex-direction:column}.section{padding:22px 0 38px}.book-grid{gap:16px}.book-card{padding:14px}.book-copy h3,.guide-card h3{font-size:22px}.promo-band{padding:22px}.mobile-dock{position:fixed;left:12px;right:12px;bottom:10px;display:grid;grid-template-columns:repeat(4,1fr);gap:8px;background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:20px;padding:8px;z-index:70;box-shadow:0 16px 40px rgba(15,23,42,.14)}.mobile-dock a{display:grid;place-items:center;padding:8px 6px;font-size:11px;font-weight:800;color:#526072}.mobile-dock span{font-size:17px;display:block}.mobile-dock em{font-style:normal}.copyright{padding-bottom:120px}.toolbar.sticky{top:72px}.sticky-cta{display:flex;position:fixed;left:12px;right:12px;bottom:84px;gap:10px;z-index:65}.sticky-cta a{flex:1;text-align:center;padding:14px;border-radius:16px;font-weight:800;box-shadow:var(--shadow)}.cta-dark{background:#0f172a;color:#fff}.cta-amazon{background:linear-gradient(135deg,var(--accent),#ffd863);color:#111827}.lang-switch{display:none}}