:root{--amc-blue:#0756a3;--amc-cyan:#0b91a7;--amc-ink:#10284a;--amc-muted:#60758a;--amc-line:#dbe7f1;--amc-soft:#f4f9fd}
.amc-hero{padding:76px 0 26px;background:linear-gradient(135deg,#eef8ff 0%,#fff 55%,#eaf9fb 100%);border-bottom:1px solid var(--amc-line)}
.container{width:min(1240px,calc(100% - 40px));margin:auto}.amc-hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:54px;align-items:center}
.amc-kicker{display:inline-block;color:#0a78bd;font-size:12px;font-weight:900;letter-spacing:2.1px}.amc-hero h1{font-size:52px;line-height:1.08;color:var(--amc-ink);margin:14px 0 18px}
.amc-lead{font-size:18px;line-height:1.9;color:#50677f;max-width:820px}.amc-methods,.tags{display:flex;flex-wrap:wrap;gap:8px}.amc-methods{margin:22px 0}
.amc-methods span,.tags span{padding:7px 10px;border:1px solid #cfe3f2;border-radius:999px;background:#fff;color:#28617f;font-size:12px;font-weight:800}
.amc-actions,.amc-final-actions{display:flex;flex-wrap:wrap;gap:10px}.amc-actions a,.amc-actions button,.amc-final-actions a,.amc-final-actions button{border:1px solid #bdd6e8;background:#fff;color:var(--amc-blue);padding:12px 17px;border-radius:6px;font-weight:900;text-decoration:none}
.amc-actions .primary,.amc-final-actions .primary{background:var(--amc-blue);border-color:var(--amc-blue);color:#fff}.amc-hero-visual img{width:100%;border-radius:20px;box-shadow:0 24px 70px rgba(7,86,163,.16)}
.amc-page-nav{display:flex;gap:8px;overflow:auto;padding-top:34px}.amc-page-nav a{white-space:nowrap;text-decoration:none;padding:10px 13px;border:1px solid #d4e5f1;background:#fff;border-radius:5px;color:#315c78;font-weight:800;font-size:13px}
.amc-intro,.amc-category,.amc-catalog,.amc-custom{padding:72px 0}.amc-category.alt,.amc-catalog{background:#f6f9fc}.amc-category.dark{background:#082d50;color:#fff}.amc-section-head{text-align:center;max-width:850px;margin:0 auto 34px}.amc-section-head h2,.amc-category-head h2{color:var(--amc-ink);font-size:34px;margin:8px 0 10px}.amc-section-head p,.amc-category-head p{color:var(--amc-muted);line-height:1.8}.amc-section-head.light h2,.amc-section-head.light p,.dark .amc-category-head h2,.dark .amc-category-head p{color:#fff}
.amc-question-grid,.amc-card-grid,.amc-package-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.amc-question-grid article,.amc-card-grid article,.amc-package-grid article{background:#fff;border:1px solid var(--amc-line);border-radius:12px;padding:22px;box-shadow:0 10px 28px rgba(19,65,102,.06)}
.amc-question-grid b{color:var(--amc-ink);font-size:16px}.amc-question-grid p{color:#5f7489;line-height:1.65;margin-bottom:0}.amc-category-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:18px}.amc-category-head>p{max-width:520px}
.amc-problem-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 20px}.amc-problem-row strong{color:var(--amc-blue);margin-right:4px}.amc-problem-row span{padding:6px 10px;border-radius:999px;background:#eaf5fb;color:#35647e;font-size:12px;font-weight:800}
.amc-card-grid{grid-template-columns:repeat(3,1fr)}.amc-card-grid h3,.amc-package-grid h3{color:var(--amc-ink);font-size:20px;margin:0 0 10px}.amc-card-grid p,.amc-package-grid p{color:#60758a;line-height:1.75}.amc-card-grid em{display:block;margin-top:15px;color:#e86820;font-style:normal;font-weight:900}
.dark .amc-card-grid article{background:#0d3a62;border-color:#285578}.dark .amc-card-grid h3,.dark .amc-card-grid p{color:#fff}.dark .tags span{background:#0b3154;border-color:#477394;color:#d9efff}.amc-note{margin-top:18px;padding:15px 18px;border:1px solid #356589;border-radius:8px;background:#0b355b;color:#d8edff}
.amc-chip-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.amc-chip-groups>div{padding:20px;border:1px solid var(--amc-line);background:#fff;border-radius:10px}.amc-chip-groups b{display:block;color:var(--amc-ink);margin-bottom:12px}.amc-chip-groups span{display:inline-block;margin:4px;padding:6px 9px;background:#eef6fb;border-radius:4px;color:#3d6780;font-size:12px;font-weight:800}
.amc-custom{background:linear-gradient(135deg,#062f55,#075f8c)}.amc-package-grid{grid-template-columns:repeat(3,1fr);margin-bottom:28px}.amc-package-grid article{background:rgba(255,255,255,.97)}.amc-final-actions{justify-content:center}
@media(max-width:900px){.amc-hero-grid{grid-template-columns:1fr}.amc-hero h1{font-size:38px}.amc-question-grid,.amc-card-grid,.amc-package-grid,.amc-chip-groups{grid-template-columns:1fr}.amc-category-head{display:block}.amc-hero-visual{order:-1}.amc-hero-visual img{max-height:260px;object-fit:cover}}