/* landing.css — Phase 3: public landing page.
 * Scoped under .landing-page. Uses tokens.css design variables. */

.landing-page {
    font-family: var(--font-ui);
    background: var(--bg);
    color: var(--ink);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}
.landing-page *, .landing-page *::before, .landing-page *::after { box-sizing: border-box; }
.landing-page a { color: inherit; text-decoration: none; }

/* ─── Header ────────────────────────────────────────────────────────────── */
.lp-header {
    position: sticky; top: 0; z-index: 10;
    background: rgba(245, 244, 240, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--divider);
    padding: 14px 32px;
    display: flex; align-items: center; gap: 32px;
}
.lp-logo { display: flex; align-items: center; gap: 10px; }
.lp-logo__mark {
    width: 32px; height: 32px; border-radius: 8px;
    background: var(--brand-grad);
    display: grid; place-items: center;
    color: #fff;
    font-family: var(--font-mono);
    font-weight: 700; font-size: 13px;
    box-shadow: 0 3px 10px rgba(116,185,255,0.3);
}
.lp-logo__name { font-weight: 800; font-size: 15px; letter-spacing: -0.01em; }
.lp-nav {
    display: flex; gap: 24px;
    font-size: 13.5px; font-weight: 500; color: var(--sub);
    flex: 1;
}
.lp-nav a:hover { color: var(--ink); }

.lp-cta-row { display: flex; gap: 10px; align-items: center; }
.lp-link-btn {
    background: transparent; border: none; color: var(--ink);
    font-size: 13.5px; font-weight: 600; font-family: var(--font-ui);
    cursor: pointer; padding: 8px 14px;
}
.lp-primary {
    background: var(--accent); color: #fff;
    border: none; border-radius: 9px;
    padding: 10px 18px;
    font-size: 13.5px; font-weight: 700; font-family: var(--font-ui);
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(59,130,246,0.3);
    text-decoration: none;
    display: inline-flex; align-items: center; gap: 6px;
}
.lp-primary:hover { transform: translateY(-1px); }

.lp-profile-pill {
    display: flex; align-items: center; gap: 10px;
    background: var(--surface);
    border: 1px solid var(--divider);
    border-radius: 999px;
    padding: 4px 14px 4px 4px;
    cursor: pointer;
    font-family: var(--font-ui);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.lp-profile-pill__name { font-size: 13.5px; font-weight: 600; color: var(--ink); }
.lp-profile-pill svg { opacity: 0.5; }

/* ─── Hero ──────────────────────────────────────────────────────────────── */
.lp-hero {
    padding: 60px 32px 64px;
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
    align-items: center;
}
.lp-badge {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 12px;
    background: rgba(59,130,246,0.1);
    color: var(--accent);
    border-radius: 999px;
    font-size: 12px; font-weight: 700; font-family: var(--font-mono);
    letter-spacing: 0.04em;
    margin-bottom: 22px;
}
.lp-badge__dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(59,130,246,0.13);
}
.lp-h1 {
    margin: 0; font-size: 56px; font-weight: 800;
    letter-spacing: -0.03em; line-height: 1.02;
}
.lp-h1__grad {
    background: var(--brand-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.lp-lead {
    margin: 20px 0 28px; font-size: 17px; color: var(--sub);
    line-height: 1.5; max-width: 460px;
}
.lp-hero__ctas { display: flex; gap: 12px; align-items: center; margin-bottom: 28px; }
.lp-hero__primary {
    background: var(--accent); color: #fff;
    border: none; border-radius: 12px;
    padding: 15px 26px;
    font-size: 15px; font-weight: 700; font-family: var(--font-ui);
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(59,130,246,0.35);
    display: inline-flex; align-items: center; gap: 8px;
    text-decoration: none;
}
.lp-hero__primary:hover { transform: translateY(-1px); }
.lp-hero__secondary {
    background: transparent; color: var(--ink);
    border: 1.5px solid var(--divider); border-radius: 12px;
    padding: 14px 22px;
    font-size: 14px; font-weight: 600; font-family: var(--font-ui);
    cursor: pointer;
}
.lp-hero__checks {
    display: flex; gap: 24px;
    font-size: 12.5px; color: var(--sub);
    font-family: var(--font-mono);
}
.lp-hero__check { display: flex; align-items: center; gap: 6px; }

/* Mini keyboard SVG visual (hero right side) */
.lp-hero__visual { display: grid; place-items: center; }

/* ─── Section base ──────────────────────────────────────────────────────── */
.lp-section {
    padding: 72px 32px;
    max-width: 1200px; margin: 0 auto;
}
.lp-section__num {
    font-family: var(--font-mono); font-size: 11px;
    color: var(--faint); letter-spacing: 0.08em;
    margin-bottom: 8px;
}
.lp-h2 {
    margin: 0; font-size: 36px; font-weight: 800;
    letter-spacing: -0.02em;
}
.lp-section__sub {
    margin: 10px 0 0; font-size: 14.5px; color: var(--sub);
    line-height: 1.5; max-width: 500px;
}
.lp-section__hd--row {
    display: flex; align-items: baseline; justify-content: space-between;
    margin-bottom: 36px;
}
.lp-section__hd--row .lp-section__sub {
    margin: 0; max-width: 360px; text-align: right;
}
.lp-section__hd--centered { text-align: center; margin-bottom: 36px; }
.lp-section__hd--centered .lp-section__sub { margin: 10px auto 0; }

.lp-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

/* ─── Cards (Keyboards / How) ───────────────────────────────────────────── */
.lp-card {
    background: var(--surface);
    border: 1px solid var(--divider);
    border-radius: 18px;
    padding: 24px;
    transition: transform 0.2s ease;
}
.lp-card:hover { transform: translateY(-2px); }
.lp-card__visual {
    height: 130px;
    display: grid; place-items: center;
    background: linear-gradient(135deg, #f5f4f0 0%, #ecebe5 100%);
    border-radius: 12px;
    margin-bottom: 18px;
}
.lp-card__title { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.lp-card__sub   { font-size: 13px; color: var(--sub); line-height: 1.5; }

/* ─── Audience cards (накладной круг + portrait) ────────────────────────── */
.lp-aud {
    background: var(--surface);
    border: 1px solid var(--divider);
    border-radius: 18px;
    padding: 26px;
    position: relative;
    overflow: hidden;
}
.lp-aud__halo {
    position: absolute; top: -40px; right: -40px;
    width: 160px; height: 160px; border-radius: 50%;
    pointer-events: none;
}
.lp-aud__inner { position: relative; }
.lp-aud__portrait { margin-bottom: 16px; }
.lp-aud__heading { display: flex; align-items: baseline; gap: 10px; margin-bottom: 6px; }
.lp-aud__label { font-size: 22px; font-weight: 800; }
.lp-aud__age {
    font-size: 12px; color: var(--faint);
    font-family: var(--font-mono);
}
.lp-aud__desc {
    font-size: 13.5px; color: var(--sub);
    line-height: 1.5; margin-bottom: 16px;
}
.lp-aud__chip {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 10px;
    background: rgba(0,0,0,0.04);
    border-radius: 999px;
    font-size: 11px; color: var(--ink);
    font-family: var(--font-mono);
}

/* ─── How steps ─────────────────────────────────────────────────────────── */
.lp-step {
    background: var(--surface);
    border: 1px solid var(--divider);
    border-radius: 18px;
    padding: 28px;
}
.lp-step__num {
    font-family: var(--font-mono); font-size: 13px; font-weight: 700;
    color: var(--accent); margin-bottom: 14px;
}
.lp-step__title { font-size: 19px; font-weight: 700; margin-bottom: 8px; }
.lp-step__body { font-size: 13.5px; color: var(--sub); line-height: 1.5; }

/* ─── Pricing ───────────────────────────────────────────────────────────── */
.lp-tier {
    background: var(--surface);
    border: 1px solid var(--divider);
    border-radius: 20px;
    padding: 28px;
    color: var(--ink);
    position: relative;
}
.lp-tier--featured {
    background: #1a1a17;
    border-color: #1a1a17;
    color: #fff;
    box-shadow: 0 30px 60px rgba(0,0,0,0.18);
    transform: scale(1.02);
}
.lp-tier__badge {
    position: absolute; top: -10px; left: 28px;
    padding: 4px 12px; border-radius: 999px;
    background: var(--accent); color: #fff;
    font-size: 11px; font-family: var(--font-mono);
    font-weight: 700; letter-spacing: 0.04em;
}
.lp-tier__name { font-size: 14px; font-weight: 700; opacity: 0.7; margin-bottom: 14px; }
.lp-tier--featured .lp-tier__name { opacity: 0.85; }
.lp-tier__price {
    display: flex; align-items: baseline; gap: 6px; margin-bottom: 4px;
}
.lp-tier__price-num {
    font-size: 44px; font-weight: 800; letter-spacing: -0.03em;
    font-family: var(--font-mono);
}
.lp-tier__price-sub { font-size: 13px; opacity: 0.7; }
.lp-tier__divider {
    height: 1px; background: var(--divider);
    margin: 20px 0;
}
.lp-tier--featured .lp-tier__divider { background: rgba(255,255,255,0.15); }
.lp-tier__features {
    margin: 0 0 24px; padding: 0; list-style: none;
    display: flex; flex-direction: column; gap: 10px;
}
.lp-tier__features li {
    font-size: 13.5px;
    display: flex; gap: 10px; align-items: flex-start;
}
.lp-tier--featured .lp-tier__features li { opacity: 0.9; }
.lp-tier__check { flex-shrink: 0; margin-top: 2px; }
.lp-tier__cta {
    width: 100%; padding: 13px 18px;
    background: var(--accent); color: #fff;
    border: none; border-radius: 11px;
    font-size: 13.5px; font-weight: 700;
    font-family: var(--font-ui); cursor: pointer;
}
.lp-tier--featured .lp-tier__cta {
    background: #fff; color: #1a1a17;
}

/* ─── Stats strip ───────────────────────────────────────────────────────── */
.lp-stats-wrap {
    padding: 40px 32px;
    max-width: 1200px; margin: 0 auto;
}
.lp-stats {
    background: #1a1a17; color: #fff;
    border-radius: 20px; padding: 32px 40px;
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.lp-stats__cell { padding-left: 0; }
.lp-stats__cell + .lp-stats__cell {
    border-left: 1px solid rgba(255,255,255,0.1);
    padding-left: 24px;
}
.lp-stats__val {
    font-size: 34px; font-weight: 800; letter-spacing: -0.02em;
    font-family: var(--font-mono); margin-bottom: 4px;
}
.lp-stats__label {
    font-size: 12.5px; opacity: 0.6;
    font-family: var(--font-mono); letter-spacing: 0.04em;
}

/* ─── Footer ────────────────────────────────────────────────────────────── */
.lp-footer {
    padding: 48px 32px 32px;
    border-top: 1px solid var(--divider);
    margin-top: 40px;
}
.lp-footer__top {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px;
    margin-bottom: 32px;
}
.lp-footer__brand-text {
    margin: 0; font-size: 13px; color: var(--sub);
    line-height: 1.55; max-width: 320px;
}
.lp-footer__col-h {
    font-size: 12px; font-weight: 700; font-family: var(--font-mono);
    color: var(--faint); letter-spacing: 0.06em;
    margin-bottom: 12px;
    text-transform: uppercase;
}
.lp-footer__col-list {
    margin: 0; padding: 0; list-style: none;
    display: flex; flex-direction: column; gap: 8px;
}
.lp-footer__col-list a { font-size: 13px; }
.lp-footer__col-list a:hover { color: var(--accent); }
.lp-footer__bottom {
    max-width: 1200px; margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 20px; border-top: 1px solid var(--divider);
    font-size: 12px; color: var(--faint); font-family: var(--font-mono);
}
.lp-footer__bottom a + a { margin-left: 14px; }

/* ─── Profile dropdown ──────────────────────────────────────────────────── */
.lp-profile-wrap { position: relative; }
.lp-profile-menu {
    position: absolute; top: calc(100% + 6px); right: 0;
    width: 240px;
    background: var(--surface);
    border: 1px solid var(--divider);
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.12);
    padding: 6px;
    font-family: var(--font-ui);
    display: none;
}
.lp-profile-menu.open { display: block; }
.lp-profile-menu__head {
    padding: 12px 14px 10px;
    border-bottom: 1px solid var(--divider);
    margin-bottom: 6px;
}
.lp-profile-menu__name { font-size: 14px; font-weight: 700; color: var(--ink); }
.lp-profile-menu__sub  {
    font-size: 12px; color: var(--faint); font-family: var(--font-mono);
}
.lp-profile-menu__item {
    width: 100%; display: flex; align-items: center; gap: 10px;
    padding: 10px 12px;
    background: transparent; border: none;
    font-size: 13.5px; font-weight: 500; color: var(--ink);
    border-radius: 8px; cursor: pointer;
    text-align: left; font-family: var(--font-ui);
}
.lp-profile-menu__item:hover { background: rgba(0,0,0,0.04); }
.lp-profile-menu__icon {
    font-family: var(--font-mono); color: var(--faint);
    font-size: 14px; width: 16px;
}
.lp-profile-menu__divider {
    height: 1px; background: var(--divider); margin: 6px 0;
}
.lp-profile-menu__item--logout { color: #ef4444; }

/* ─── FAQ ───────────────────────────────────────────────────────────────── */
.lp-faq { display: flex; flex-direction: column; gap: 10px; }
.lp-faq__item {
    background: var(--surface); border: 1px solid var(--divider);
    border-radius: 12px; padding: 14px 18px;
    transition: border-color 0.15s ease;
}
.lp-faq__item[open] { border-color: var(--accent); }
.lp-faq__item summary {
    cursor: pointer; font-weight: 700; font-size: 15px;
    list-style: none; display: flex; align-items: center; gap: 12px;
}
.lp-faq__item summary::-webkit-details-marker { display: none; }
.lp-faq__item summary::after {
    content: '+'; margin-left: auto;
    font-size: 20px; font-weight: 400; color: var(--sub);
    transition: transform 0.2s ease;
}
.lp-faq__item[open] summary::after { content: '−'; }
.lp-faq__item p {
    margin: 10px 0 0; font-size: 14px; line-height: 1.55;
    color: var(--sub);
}

/* ─── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 920px) {
    .lp-hero { grid-template-columns: 1fr; gap: 32px; }
    .lp-hero__visual { order: -1; }
    .lp-grid-3 { grid-template-columns: 1fr; }
    .lp-section__hd--row { flex-direction: column; gap: 12px; }
    .lp-section__hd--row .lp-section__sub { text-align: left; }
    .lp-stats { grid-template-columns: repeat(2, 1fr); }
    .lp-stats__cell + .lp-stats__cell {
        border-left: none;
        padding-left: 0;
    }
    .lp-footer__top { grid-template-columns: 1fr 1fr; }
    .lp-h1 { font-size: 40px; }
    .lp-nav { display: none; }
}