/* =====================================================
   NOXCODE — внутренние страницы (курсы, Nox-AI, путь, вопросы…)
   Подключается после style.css и home.css. Только переменные темы.
   ===================================================== */

.sub-page { --pg-max: 1120px; }
.sub-page .hp-main { width: 100%; max-width: none; margin: 0; padding: 0; }
.pg-inner { width: min(var(--pg-max), calc(100% - 40px)); margin: 0 auto; }
.pg-section { padding: 84px 0; }
.pg-section.alt { background: var(--bg-secondary); }
.pg-head { max-width: 760px; margin: 0 0 40px; }
.pg-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.pg-head h2 { margin: 10px 0 14px; font-size: clamp(28px, 4vw, 44px); line-height: 1.08; letter-spacing: -.03em; }
.pg-head p { margin: 0; color: var(--text-secondary); font-size: 18px; line-height: 1.6; }
.sub-page .home-section-label { display: inline-block; }

/* активный пункт меню */
.sub-page .hn-link[aria-current="page"] { color: var(--text); background: color-mix(in srgb, var(--text) 8%, transparent); }

/* ---------- хлебные крошки ---------- */
.pg-crumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; color: var(--text-muted); font-size: 14px; }
.pg-crumbs a { color: var(--text-secondary); text-decoration: none; }
.pg-crumbs a:hover { color: var(--text); text-decoration: underline; }
.pg-crumbs span[aria-hidden] { opacity: .6; }

/* ---------- hero страницы ---------- */
.pg-hero {
    padding: 56px 0 84px;
    background:
        radial-gradient(ellipse 60% 70% at 25% 0%, var(--hp-glow), transparent 70%),
        radial-gradient(ellipse 40% 50% at 90% 35%, var(--hp-glow-2), transparent 70%);
}
.pg-hero .pg-inner { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.pg-hero h1 { margin: 14px 0 8px; font-size: clamp(48px, 7vw, 88px); line-height: 1; letter-spacing: -.045em; }
.pg-hero h1 span { background: var(--hp-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pg-tagline { margin: 0 0 18px; font-size: clamp(20px, 2.4vw, 26px); font-weight: 600; letter-spacing: -.02em; line-height: 1.3; }
.pg-lead { margin: 0 0 24px; max-width: 560px; color: var(--text-secondary); font-size: 18px; line-height: 1.6; }
.pg-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 30px; padding: 0; list-style: none; }
.pg-chips li { padding: 8px 14px; border: 1px solid var(--border); border-radius: 999px; background: var(--card); font-size: 14px; font-weight: 600; color: var(--text-secondary); }
.pg-chips b { color: var(--text); }
.pg-actions { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.pg-hero-media {
    position: relative; border: 1px solid var(--border); border-radius: 34px; padding: 26px 22px 0;
    background: radial-gradient(ellipse 80% 55% at 50% 100%, var(--hp-glow), transparent 70%), var(--card);
    overflow: hidden;
}
.pg-hero-media img { display: block; width: 100%; height: auto; }
.pg-hero-media.pad-bottom { padding-bottom: 22px; }

/* ---------- о курсе ---------- */
.pg-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; align-items: stretch; }
.pg-card {
    padding: 34px 30px 36px; border: 1px solid var(--border); border-radius: 26px; background: var(--card);
    transition: border-color .25s ease, translate .3s ease, box-shadow .3s ease;
}
.pg-card:hover { border-color: var(--border-hover); }
.pg-card h3 { margin: 0 0 10px; font-size: 22px; letter-spacing: -.02em; }
.pg-card p { margin: 0; color: var(--text-secondary); font-size: 16px; line-height: 1.6; }
.pg-card.glow { background: radial-gradient(ellipse 90% 70% at 0% 0%, var(--hp-glow), transparent 70%), var(--card); }
.pg-card .pg-kicker { display: inline-block; margin-bottom: 12px; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: #a78bfa; }
:root[data-theme="light"] .pg-card .pg-kicker { color: var(--purple); }

.pg-grid { display: grid; gap: 14px; }
.pg-grid.c3 { grid-template-columns: repeat(3, 1fr); }
.pg-grid.c2 { grid-template-columns: repeat(2, 1fr); }
.pg-grid.c4 { grid-template-columns: repeat(4, 1fr); }
.pg-icon {
    width: 46px; height: 46px; display: grid; place-items: center; margin-bottom: 18px; border-radius: 14px;
    background: var(--hp-grad); color: #fff; font-weight: 800; font-size: 18px;
}

/* ---------- проекты ---------- */
.pg-projects { display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); counter-reset: pr; }
.pg-project { position: relative; padding: 30px 26px 32px; border-radius: 26px; border: 1px solid var(--border); background: var(--card); overflow: hidden; }
.pg-project::before { counter-increment: pr; content: "0" counter(pr); display: block; margin-bottom: 36px; font-size: 14px; font-weight: 800; letter-spacing: .12em; color: #a78bfa; }
:root[data-theme="light"] .pg-project::before { color: var(--purple); }
.pg-project h3 { margin: 0 0 8px; font-size: 22px; letter-spacing: -.02em; }
.pg-project p { margin: 0; color: var(--text-secondary); line-height: 1.55; }

/* ---------- программа курса ---------- */
.pg-curriculum { display: grid; gap: 10px; }
.pg-part { margin: 26px 0 6px; font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); }
.pg-module { border: 1px solid var(--border); border-radius: 20px; background: var(--card); overflow: hidden; transition: border-color .2s ease; }
.pg-module[open] { border-color: var(--border-hover); }
.pg-module summary { display: flex; align-items: center; gap: 16px; padding: 18px 22px; cursor: pointer; list-style: none; }
.pg-module summary::-webkit-details-marker { display: none; }
.pg-mnum { flex: none; width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; background: color-mix(in srgb, var(--blue) 14%, transparent); color: var(--blue); font-weight: 800; font-size: 15px; }
.pg-mtitle { flex: 1; min-width: 0; }
.pg-mtitle b { display: block; font-size: 18px; letter-spacing: -.01em; }
.pg-mtitle small { display: block; margin-top: 2px; color: var(--text-secondary); font-size: 14px; }
.pg-mmeta { flex: none; color: var(--text-muted); font-size: 13px; text-align: right; }
.pg-module summary::after { content: ""; flex: none; width: 9px; height: 9px; margin-left: 4px; border-right: 2px solid var(--text-muted); border-bottom: 2px solid var(--text-muted); rotate: 45deg; transition: rotate .25s ease; }
.pg-module[open] summary::after { rotate: 225deg; }
.pg-lessons { margin: 0; padding: 4px 22px 20px 76px; list-style: none; display: grid; gap: 2px; }
.pg-lessons li { position: relative; display: flex; gap: 10px; justify-content: space-between; padding: 8px 0; border-top: 1px dashed var(--border); color: var(--text-secondary); font-size: 15px; }
.pg-lessons li:first-child { border-top: 0; }
.pg-lessons li span:last-child { flex: none; color: var(--text-muted); font-size: 13px; }
.pg-lessons li.is-done { color: var(--text); }
.pg-lessons li.is-done span:first-child::before { content: "✓ "; color: #22c55e; font-weight: 800; }
.pg-module.is-complete .pg-mnum { background: #22c55e; color: #fff; }

/* ---------- для кого / что нужно ---------- */
.pg-lists { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.pg-list h3 { margin: 0 0 16px; font-size: 22px; letter-spacing: -.02em; }
.pg-list ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.pg-list li { position: relative; padding-left: 30px; color: var(--text-secondary); line-height: 1.55; }
.pg-list li::before { content: ""; position: absolute; left: 0; top: 4px; width: 18px; height: 18px; border-radius: 50%; background: var(--hp-grad); }
.pg-list li::after { content: ""; position: absolute; left: 6px; top: 8px; width: 5px; height: 9px; border-right: 2px solid #fff; border-bottom: 2px solid #fff; rotate: 45deg; translate: 0 -1px; scale: .8; }

/* ---------- как проходит курс (мини-лента) ---------- */
.pg-flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 0; padding: 0; list-style: none; }
.pg-flow li { padding: 22px 20px 24px; border: 1px solid var(--border); border-radius: 22px; background: var(--card); }
.pg-flow b { display: block; margin: 12px 0 6px; font-size: 19px; letter-spacing: -.02em; }
.pg-flow p { margin: 0; color: var(--text-secondary); font-size: 15px; line-height: 1.5; }
.pg-flow .pg-icon { width: 38px; height: 38px; margin: 0; font-size: 15px; border-radius: 12px; }

/* ---------- что дальше ---------- */
.pg-next { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.pg-next a, .pg-next div.pg-next-empty {
    display: flex; flex-direction: column; gap: 8px; padding: 28px 26px 30px; border: 1px solid var(--border); border-radius: 26px;
    background: var(--card); color: inherit; text-decoration: none; transition: border-color .25s ease, translate .3s ease, box-shadow .3s ease;
}
.pg-next a:hover { border-color: var(--border-hover); translate: 0 -3px; box-shadow: var(--hp-shadow); }
.pg-next .lbl { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); }
.pg-next h3 { margin: 0; font-size: 26px; letter-spacing: -.025em; }
.pg-next p { margin: 0; color: var(--text-secondary); line-height: 1.5; }
.pg-next .go { margin-top: auto; padding-top: 10px; color: var(--blue); font-weight: 600; }

/* ---------- финальный CTA ---------- */
.pg-cta { padding: 96px 20px 110px; text-align: center; background: radial-gradient(ellipse 60% 70% at 50% 100%, var(--hp-glow), transparent 70%); }
.pg-cta h2 { margin: 0 0 14px; font-size: clamp(30px, 5vw, 52px); line-height: 1.06; letter-spacing: -.035em; }
.pg-cta p { margin: 0 auto 30px; max-width: 560px; color: var(--text-secondary); font-size: 18px; line-height: 1.55; }
.pg-cta .pg-actions { justify-content: center; }
.sub-page .home-button { text-decoration: none; }

/* ---------- FAQ на странице ---------- */
.pg-faq { max-width: 820px; margin: 0 auto; }

@media (max-width: 1000px) {
    .pg-hero .pg-inner, .pg-split { grid-template-columns: 1fr; }
    .pg-hero .pg-inner { gap: 36px; }
    .pg-grid.c4, .pg-flow { grid-template-columns: repeat(2, 1fr); }
    .pg-grid.c3, .pg-projects { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
    .pg-section { padding: 60px 0; }
    .pg-hero { padding: 34px 0 56px; }
    .pg-lists, .pg-next, .pg-grid.c2, .pg-grid.c4, .pg-flow { grid-template-columns: 1fr; }
    .pg-module summary { padding: 14px 16px; gap: 12px; }
    .pg-mmeta { display: none; }
    .pg-lessons { padding: 2px 16px 16px 16px; }
    .pg-actions { gap: 16px; }
}

/* =====================================================
   Страница Nox-AI
   ===================================================== */
.ai-story { display: grid; grid-template-columns: 1fr 44px 1fr 44px 1fr; align-items: center; gap: 8px; }
.ai-story figure { margin: 0; padding: 22px 20px 26px; border: 1px solid var(--border); border-radius: 26px; background: var(--card); text-align: center; }
.ai-story svg { width: 100%; height: auto; display: block; color: var(--text-secondary); }
.ai-story figcaption b { display: block; margin: 8px 0 4px; font-size: 20px; letter-spacing: -.02em; color: var(--text); }
.ai-story figcaption span { color: var(--text-secondary); font-size: 15px; line-height: 1.5; }
.ai-arrow { color: var(--text-muted); }
.ai-arrow svg { width: 100%; height: 24px; }
.s-card { fill: var(--bg-secondary); stroke: var(--border-hover); stroke-width: 1.5; }
.s-bar { fill: var(--border); }
.s-line { fill: var(--border-hover); }
.s-err { fill: #ef4444; opacity: .8; }
.s-warn { fill: #f59e0b; } .s-warn-t { fill: #fff; font: 800 26px system-ui, sans-serif; }
.s-ring { fill: none; stroke: var(--border-hover); stroke-width: 1.5; stroke-dasharray: 4 6; }
.s-ctx rect { fill: var(--bg-secondary); stroke: var(--border-hover); }
.s-ctx-l path { stroke: var(--border-hover); stroke-width: 1.5; fill: none; stroke-dasharray: 3 4; }
.s-mini { fill: var(--text-secondary); font: 600 10px system-ui, sans-serif; translate: 0 3px; }
.s-bubble { fill: var(--bg-secondary); stroke: var(--blue); stroke-width: 1.5; }
.s-bulb { fill: #fbbf24; stroke: #f59e0b; stroke-width: 1.5; }
.s-bulb-ring { stroke: var(--blue); stroke-width: 1.5; opacity: .35; }
.s-spark path { stroke: var(--purple); stroke-width: 2.5; stroke-linecap: round; fill: none; }
.ai-story .s-ring { transform-origin: 110px 80px; animation: ai-spin 24s linear infinite; }
@keyframes ai-spin { to { rotate: 360deg; } }

/* ---------- демо ---------- */
.ai-demo { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: stretch; }
.ai-task, .ai-chat { border: 1px solid var(--border); border-radius: 28px; background: var(--card); }
.ai-task { padding: 28px 26px; }
.ai-task h3 { margin: 0 0 6px; font-size: 22px; letter-spacing: -.02em; }
.ai-task p { margin: 0 0 16px; color: var(--text-secondary); }
.ai-task code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.ai-code { margin: 0 0 16px; padding: 16px 18px; border-radius: 16px; background: var(--bg); border: 1px solid var(--border); overflow-x: auto; font-size: 14px; line-height: 1.6; }
.ai-status { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-radius: 12px; font-size: 14px; font-weight: 600; background: color-mix(in srgb, #ef4444 12%, transparent); color: var(--text); }
.ai-status .dot { width: 9px; height: 9px; border-radius: 50%; background: #ef4444; flex: none; }
.ai-status.ok { background: color-mix(in srgb, #22c55e 14%, transparent); }
.ai-status.ok .dot { background: #22c55e; }
.ai-chat { display: flex; flex-direction: column; overflow: hidden; background: radial-gradient(ellipse 90% 50% at 100% 0%, var(--hp-glow-2), transparent 70%), var(--card); }
.ai-chat-head { display: flex; align-items: center; gap: 12px; padding: 16px 22px; border-bottom: 1px solid var(--border); }
.ai-chat-head small { margin-left: auto; color: var(--text-muted); font-size: 13px; }
.ai-avatar { flex: none; width: 34px; height: 34px; border-radius: 50%; background: var(--hp-grad); position: relative; display: inline-block; }
.ai-avatar::before, .ai-avatar::after { content: ""; position: absolute; top: 13px; width: 5px; height: 5px; border-radius: 50%; background: #fff; }
.ai-avatar::before { left: 9px; } .ai-avatar::after { right: 9px; }
.ai-msgs { flex: 1; min-height: 300px; max-height: 380px; overflow-y: auto; padding: 20px 22px; display: flex; flex-direction: column; gap: 10px; }
.ai-msg { max-width: 88%; padding: 11px 15px; border-radius: 18px; font-size: 15px; line-height: 1.5; animation: ai-in .35s ease both; }
.ai-msg.bot { align-self: flex-start; background: var(--bg-secondary); border: 1px solid var(--border); border-bottom-left-radius: 6px; }
.ai-msg.me { align-self: flex-end; background: var(--blue); color: #fff; border-bottom-right-radius: 6px; }
.ai-msg code { padding: 1px 5px; border-radius: 6px; background: color-mix(in srgb, var(--text) 10%, transparent); font-size: 13.5px; }
.ai-msg.typing { display: inline-flex; gap: 4px; padding: 14px 16px; }
.ai-msg.typing i { width: 7px; height: 7px; border-radius: 50%; background: var(--text-muted); animation: ai-dot 1s infinite ease-in-out; }
.ai-msg.typing i:nth-child(2) { animation-delay: .15s; } .ai-msg.typing i:nth-child(3) { animation-delay: .3s; }
@keyframes ai-dot { 0%, 80%, 100% { opacity: .3; translate: 0 0; } 40% { opacity: 1; translate: 0 -4px; } }
@keyframes ai-in { from { opacity: 0; translate: 0 8px; } to { opacity: 1; translate: 0 0; } }
.ai-quick { display: flex; flex-wrap: wrap; gap: 8px; padding: 14px 22px 20px; border-top: 1px solid var(--border); }
.ai-quick button { padding: 9px 15px; border: 1px solid var(--border-hover); border-radius: 999px; background: var(--bg-secondary); color: var(--text); font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; transition: background .2s, border-color .2s, translate .2s; }
.ai-quick button:hover { border-color: var(--blue); translate: 0 -1px; }
.ai-quick button:disabled { opacity: .5; cursor: wait; translate: 0 0; }
.ai-quick button.ghost { border-style: dashed; color: var(--text-secondary); }

/* ---------- ступени подсказок ---------- */
.ai-stairs { display: grid; grid-template-columns: repeat(4, 1fr); align-items: end; gap: 14px; margin: 0; padding: 0; list-style: none; }
.ai-stairs li { position: relative; padding: 22px 20px 24px; min-height: calc(130px + var(--h) * 34px); border: 1px solid var(--border); border-radius: 24px; background: linear-gradient(to top, color-mix(in srgb, var(--blue) calc(var(--h) * 5%), transparent), transparent 80%), var(--card); display: flex; flex-direction: column; justify-content: flex-end; }
.ai-stairs .n { position: absolute; top: 18px; left: 20px; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 11px; background: var(--hp-grad); color: #fff; font-weight: 800; }
.ai-stairs b { font-size: 20px; letter-spacing: -.02em; margin-bottom: 4px; }
.ai-stairs p { margin: 0; color: var(--text-secondary); font-size: 15px; line-height: 1.45; }
.ai-meter { display: flex; align-items: center; gap: 14px; margin-top: 20px; color: var(--text-muted); font-size: 13px; }
.ai-meter i { flex: 1; height: 3px; border-radius: 3px; background: var(--hp-grad); opacity: .7; }

/* ---------- иконки действий ---------- */
.ai-ico { width: 52px; height: 52px; margin-bottom: 16px; fill: none; stroke: var(--blue); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- «не делает» ---------- */
.pg-list-no li::before { background: color-mix(in srgb, #ef4444 85%, var(--bg)); }
.pg-list-no li::after { border: 0; width: 10px; height: 2px; background: #fff; left: 4px; top: 12px; rotate: none; translate: 0; scale: 1; }

/* ---------- график ---------- */
.ai-compare { margin: 0; padding: 22px; border: 1px solid var(--border); border-radius: 26px; background: var(--card); }
.ai-compare svg { width: 100%; height: auto; display: block; }
.ai-compare figcaption { margin-top: 8px; font-size: 13px; color: var(--text-muted); }
.s-axis { stroke: var(--border-hover); stroke-width: 1.5; }
.c-flat { stroke: var(--text-muted); stroke-width: 3; stroke-linecap: round; stroke-dasharray: 2 7; }
.c-grow { stroke: var(--blue); stroke-width: 4; stroke-linecap: round; }
.c-flat-d { fill: var(--text-muted); } .c-grow-d { fill: var(--blue); }
.s-lab { fill: var(--text-secondary); font: 600 12px system-ui, sans-serif; }
.s-lab.strong { fill: var(--text); } .s-lab.dim { fill: var(--text-muted); font-weight: 500; }

/* ---------- «где это» ---------- */
.ai-where { display: grid; grid-template-columns: 1fr 1.5fr 1fr; gap: 12px; padding: 18px; border: 1px solid var(--border-hover); border-radius: 28px; background: var(--card); }
.ai-where .w-col { display: flex; flex-direction: column; gap: 10px; padding: 16px; border-radius: 18px; background: var(--bg-secondary); min-height: 190px; }
.ai-where i { display: block; height: 10px; border-radius: 5px; background: var(--border-hover); }
.ai-where i.s { width: 60%; } .ai-where i.w-h { height: 16px; width: 80%; background: var(--text-muted); opacity: .6; }
.ai-where i.w-code { height: 54px; margin-top: auto; border-radius: 10px; background: var(--bg); border: 1px solid var(--border); }
.ai-where .ai { border: 1px solid var(--blue); background: radial-gradient(ellipse 100% 80% at 50% 0%, var(--hp-glow), transparent 80%), var(--bg-secondary); align-items: flex-start; }
.ai-where .ai em { margin-top: auto; font-style: normal; font-size: 13px; font-weight: 700; color: var(--blue); }

@media (max-width: 1000px) {
    .ai-story { grid-template-columns: 1fr; }
    .ai-arrow { rotate: 90deg; width: 40px; margin: 0 auto; }
    .ai-story figure { display: grid; grid-template-columns: 140px 1fr; gap: 16px; align-items: center; text-align: left; padding: 18px; }
    .ai-demo { grid-template-columns: 1fr; }
    .ai-stairs { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 700px) {
    .ai-story figure { grid-template-columns: 96px 1fr; }
    .ai-stairs { grid-template-columns: 1fr; }
    .ai-stairs li { min-height: 0; padding-top: 66px; }
    .ai-where { grid-template-columns: 1fr 1fr; } .ai-where .w-col.big { grid-column: 1 / -1; order: -1; }
    .ai-msgs { min-height: 260px; }
}
@media (prefers-reduced-motion: reduce) { .ai-story .s-ring, .ai-msg { animation: none; } }

/* =====================================================
   Путь, как это работает, FAQ, старт
   ===================================================== */
.pg-hero.solo .pg-inner { grid-template-columns: 1fr; }
.pg-hero.solo { padding-bottom: 64px; }
.lp-hero-svg { display: block; width: 100%; height: auto; padding: 16px 8px; }
.lp-links path { fill: none; stroke: var(--border-hover); stroke-width: 3; stroke-linecap: round; }
.lp-node circle { fill: url(#lg); }
.lp-branch { fill: none; stroke: var(--blue); stroke-width: 3; stroke-dasharray: 5 5; }
.lp-t text { fill: #fff; font: 800 15px system-ui, sans-serif; text-anchor: middle; }
.lp-l text { fill: var(--text-secondary); font: 600 12px system-ui, sans-serif; text-anchor: middle; }
.lp-t text:last-child { fill: var(--blue); }
.lp-l text:last-child { text-anchor: end; fill: var(--text-muted); }

.pg-steps { margin: 0; padding: 0; list-style: none; display: grid; gap: 14px; position: relative; }
.pg-step { display: grid; grid-template-columns: 58px 1fr; gap: 20px; padding: 26px 28px; border: 1px solid var(--border); border-radius: 26px; background: var(--card); position: relative; }
.pg-step + .pg-step::before { content: ""; position: absolute; left: 56px; top: -15px; height: 15px; border-left: 2px dashed var(--border-hover); }
.pg-step-n { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 18px; background: var(--hp-grad); color: #fff; font-size: 24px; font-weight: 800; }
.pg-step h3 { margin: 4px 0 6px; font-size: 26px; letter-spacing: -.025em; }
.pg-step p { margin: 0 0 6px; color: var(--text-secondary); line-height: 1.55; }
.pg-step .when { color: var(--text-muted); font-size: 14px; }
.pg-step-foot { display: flex; gap: 18px; align-items: center; flex-wrap: wrap; margin-top: 12px; }
.pg-step-meta { padding: 5px 12px; border: 1px solid var(--border); border-radius: 999px; font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.pg-step-prog { font-size: 14px; font-weight: 600; color: var(--blue); }
.pg-step-prog:empty { display: none; }
.pg-step.is-done .pg-step-n { background: #22c55e; }
.pg-branch-card { border-style: dashed; }
.pg-table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 22px; background: var(--card); }
.pg-table { width: 100%; border-collapse: collapse; min-width: 560px; }
.pg-table th, .pg-table td { padding: 16px 22px; text-align: left; border-bottom: 1px solid var(--border); }
.pg-table th { font-size: 13px; letter-spacing: .06em; text-transform: uppercase; color: var(--text-muted); }
.pg-table td { color: var(--text-secondary); }
.pg-table td:first-child a { font-weight: 700; color: var(--text); text-decoration: none; }
.pg-table td:first-child a:hover { color: var(--blue); }
.pg-table tr:last-child td { border-bottom: 0; }

/* шаги урока */
.pg-lesson-steps { display: grid; gap: 16px; }
.pg-lesson-step { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--border); border-radius: 30px; background: var(--card); overflow: hidden; }
.pg-lesson-step:nth-child(even) .ls-media { order: 2; }
.ls-media { display: grid; place-items: center; padding: 34px; background: radial-gradient(ellipse 80% 80% at 50% 50%, var(--hp-glow), transparent 80%), var(--bg-secondary); }
.ls-text { padding: 40px 38px; align-self: center; }
.ls-text h3 { margin: 4px 0 10px; font-size: 32px; letter-spacing: -.03em; }
.ls-text p { margin: 0; color: var(--text-secondary); font-size: 17px; line-height: 1.6; }
.mk { width: min(300px, 100%); padding: 18px; border-radius: 18px; background: var(--card); border: 1px solid var(--border-hover); display: grid; gap: 9px; box-shadow: var(--hp-shadow); position: relative; }
.mk i { display: block; height: 8px; border-radius: 4px; background: var(--border-hover); }
.mk i.s { width: 55%; } .mk i.h { width: 70%; height: 13px; background: var(--text-muted); opacity: .55; margin-bottom: 4px; }
.mk .code { height: 44px; border-radius: 10px; background: var(--bg); border: 1px solid var(--border); margin-top: 4px; }
.mk .opt { height: 30px; border-radius: 10px; border: 1px solid var(--border-hover); }
.mk .opt.on { border-color: var(--blue); background: color-mix(in srgb, var(--blue) 14%, transparent); position: relative; }
.mk .opt.on::after { content: "✓"; position: absolute; right: 12px; top: 5px; color: var(--blue); font-weight: 800; }
.mk.two { grid-template-columns: 1.2fr 1fr; width: min(340px, 100%); }
.mk .ed { display: grid; gap: 8px; padding: 10px; border-radius: 10px; background: var(--bg); border: 1px solid var(--border); align-content: start; min-height: 90px; }
.mk .pv { display: grid; place-items: center; border-radius: 10px; background: color-mix(in srgb, var(--blue) 10%, transparent); }
.mk .pv em { font-style: normal; font-size: 12px; font-weight: 700; color: var(--blue); }
.mk .chk { padding: 8px 12px; border-radius: 10px; border: 1px solid var(--border-hover); font-size: 13px; color: var(--text-muted); }
.mk .chk.ok { color: var(--text); border-color: #22c55e; background: color-mix(in srgb, #22c55e 10%, transparent); }
.mk .chk.ok::before { content: "✓ "; color: #22c55e; font-weight: 800; }
.mk .xp { position: absolute; right: -10px; top: -12px; padding: 5px 12px; border-radius: 999px; background: var(--hp-grad); color: #fff; font-size: 13px; }

.pg-lock { display: flex; flex-wrap: wrap; gap: 12px; margin: 0; padding: 0; list-style: none; }
.pg-lock li { flex: 1 1 130px; display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 20px 12px; border: 1px solid var(--border); border-radius: 20px; background: var(--card); font-weight: 600; font-size: 14px; color: var(--text-secondary); }
.pg-lock li span { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: var(--border); font-size: 16px; font-weight: 800; }
.pg-lock .done span { background: #22c55e; color: #fff; }
.pg-lock .cur { border-color: var(--blue); color: var(--text); background: color-mix(in srgb, var(--blue) 8%, var(--card)); }
.pg-lock .cur span { background: var(--hp-grad); color: #fff; }
.pg-lock .lock { opacity: .6; }

/* FAQ */
.pg-faq-all { max-width: 820px; margin: 0 auto; }
.pg-faq-g { margin: 36px 0 12px; font-size: 14px; letter-spacing: .08em; text-transform: uppercase; color: var(--text-muted); }
.pg-faq-g:first-child { margin-top: 0; }

/* старт */
.pg-gs { margin: 0 auto; padding: 0; list-style: none; max-width: 820px; display: grid; gap: 14px; counter-reset: gs; }
.pg-gs li { display: flex; gap: 20px; align-items: flex-start; padding: 24px 26px; border: 1px solid var(--border); border-radius: 24px; background: var(--card); }
.pg-gs .pg-icon { flex: none; margin: 0; }
.pg-gs h3 { margin: 2px 0 6px; font-size: 22px; letter-spacing: -.02em; }
.pg-gs p { margin: 0; color: var(--text-secondary); line-height: 1.55; }

@media (max-width: 1000px) {
    .pg-lesson-step { grid-template-columns: 1fr; }
    .pg-lesson-step:nth-child(even) .ls-media { order: 0; }
}
@media (max-width: 700px) {
    .pg-step { grid-template-columns: 1fr; padding: 22px 20px; gap: 14px; }
    .pg-step + .pg-step::before { left: 48px; }
    .ls-text { padding: 26px 22px; } .ls-text h3 { font-size: 26px; }
    .pg-gs li { padding: 20px; gap: 14px; }
}

/* =====================================================
   Страница оплаты
   ===================================================== */
.co-wrap { padding: 44px 0 100px; }
.co-wrap h1 { margin: 6px 0 28px; font-size: clamp(32px, 5vw, 52px); line-height: 1.05; letter-spacing: -.035em; }
.co-grid { display: grid; grid-template-columns: 1.25fr .9fr; gap: 20px; align-items: start; }
.co-main { display: grid; gap: 14px; }
.co-card { padding: 26px 26px 28px; border: 1px solid var(--border); border-radius: 26px; background: var(--card); }
.co-card h2 { display: flex; align-items: center; gap: 12px; margin: 0 0 16px; font-size: 21px; letter-spacing: -.02em; }
.co-n { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 10px; background: var(--hp-grad); color: #fff; font-size: 14px; font-weight: 800; }
.co-acc { margin: 0; color: var(--text-secondary); }
.co-acc b { color: var(--text); }
.co-methods { display: grid; gap: 10px; }
.co-method { display: flex; align-items: center; gap: 14px; padding: 15px 18px; border: 1px solid var(--border); border-radius: 16px; cursor: pointer; transition: border-color .2s, background .2s; }
.co-method:hover { border-color: var(--border-hover); }
.co-method.is-on { border-color: var(--blue); background: color-mix(in srgb, var(--blue) 8%, transparent); }
.co-method input { accent-color: var(--blue); width: 18px; height: 18px; }
.co-method b { display: block; font-size: 16px; }
.co-method small { color: var(--text-muted); font-size: 13px; }
.co-check { display: flex; gap: 12px; align-items: flex-start; cursor: pointer; color: var(--text-secondary); line-height: 1.5; }
.co-check input { accent-color: var(--blue); width: 18px; height: 18px; margin-top: 3px; flex: none; }
.co-check i { color: var(--text-muted); font-style: normal; }
.co-side { position: sticky; top: 90px; }
.co-sum { display: grid; gap: 16px; }
.co-demo { padding: 12px 14px; border-radius: 14px; background: color-mix(in srgb, #f59e0b 14%, transparent); border: 1px solid color-mix(in srgb, #f59e0b 45%, transparent); font-size: 13px; line-height: 1.5; color: var(--text); }
.co-course { display: flex; align-items: center; gap: 14px; }
.co-course img { width: 84px; height: 64px; object-fit: cover; border-radius: 14px; background: var(--bg-secondary); border: 1px solid var(--border); }
.co-course b { display: block; font-size: 19px; letter-spacing: -.02em; }
.co-course span { color: var(--text-muted); font-size: 13px; }
.co-cur { display: inline-flex; padding: 4px; border: 1px solid var(--border); border-radius: 12px; justify-self: start; }
.co-cur button { padding: 7px 14px; border: 0; border-radius: 9px; background: none; color: var(--text-secondary); font: inherit; font-size: 13px; font-weight: 700; cursor: pointer; }
.co-cur button.is-on { background: var(--blue); color: #fff; }
.co-rows { margin: 0; display: grid; gap: 10px; }
.co-rows > div { display: flex; justify-content: space-between; gap: 14px; }
.co-rows dt { color: var(--text-secondary); } .co-rows dd { margin: 0; font-weight: 600; }
.co-disc dd { color: #22c55e; }
.co-total { padding-top: 14px; border-top: 1px solid var(--border); font-size: 20px; }
.co-total dt { color: var(--text); font-weight: 700; } .co-total dd { font-size: 26px; font-weight: 800; letter-spacing: -.02em; }
.co-pay { width: 100%; flex: none; }
.co-pay:disabled { opacity: .45; cursor: not-allowed; filter: none; transform: none; }
.co-fine { margin: 0; text-align: center; color: var(--text-muted); font-size: 13px; }
.co-err { margin: 0; padding: 10px 14px; border-radius: 12px; background: color-mix(in srgb, #ef4444 14%, transparent); color: #f87171; font-size: 14px; }
.co-single { max-width: 620px; margin: 30px auto 0; padding: 44px 36px; text-align: center; border: 1px solid var(--border); border-radius: 30px; background: radial-gradient(ellipse 80% 70% at 50% 0%, var(--hp-glow), transparent 70%), var(--card); }
.co-single h2 { margin: 10px 0 10px; font-size: 30px; letter-spacing: -.03em; }
.co-single p { margin: 0 0 24px; color: var(--text-secondary); line-height: 1.6; }
.co-single .pg-actions { justify-content: center; }
.co-single code { padding: 2px 7px; border-radius: 7px; background: var(--bg-secondary); font-size: 13px; }
.co-ok svg { width: 74px; height: 74px; fill: none; stroke: #22c55e; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.co-ok circle { stroke-dasharray: 160; stroke-dashoffset: 160; animation: coDraw .7s ease forwards; }
.co-ok path { stroke-dasharray: 40; stroke-dashoffset: 40; animation: coDraw .5s .5s ease forwards; }
@keyframes coDraw { to { stroke-dashoffset: 0; } }
@media (max-width: 900px) { .co-grid { grid-template-columns: 1fr; } .co-side { position: static; order: -1; } }
@media (max-width: 560px) { .co-card { padding: 20px 18px 22px; } .co-single { padding: 32px 20px; } }

/* ===== account pages (verify / forgot / reset) ===== */
.ac-root { max-width: 520px; }
.ac-card p { margin: 0 0 14px; }
.ac-form { display: grid; gap: 12px; margin: 16px 0 6px; }
.ac-input { width: 100%; padding: 14px 16px; border: 1px solid var(--border); border-radius: 14px; background: var(--bg-secondary); color: var(--text); font: inherit; font-size: 16px; }
.ac-input:focus { outline: 2px solid var(--blue); outline-offset: 1px; }
.ac-msg { min-height: 20px; font-size: 14px; }
.ac-msg.is-ok { color: #34d399; }
.ac-msg.is-err { color: #f87171; }