/* ===========================================
   audit.chimitdorzhi.tech — landing page
   =========================================== */

:root {
    --bg: #0a0a0a;
    --bg-alt: #111111;
    --bg-card: #161616;
    --bg-card-hover: #1e1e1e;
    --text: #f5f5f5;
    --text-secondary: #a0a0a0;
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --accent: #4f8cff;
    --accent-hover: #6ea1ff;
    --gradient-1: #4f8cff;
    --gradient-2: #a855f7;
    --danger: #ef4444;
    --warning: #f59e0b;
    --success: #10b981;
    --glass-bg: rgba(22, 22, 22, 0.7);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
h1, h2, h3, h4 { font-weight: 800; line-height: 1.15; letter-spacing: -0.03em; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

.text-gradient {
    background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* BG glow */
.glow {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(120px);
    opacity: 0.15;
    z-index: 0;
}
.glow-1 { width: 600px; height: 600px; top: -10%; left: 20%; background: var(--gradient-1); }
.glow-2 { width: 500px; height: 500px; bottom: 10%; right: -10%; background: var(--gradient-2); }

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 100;
    padding: 18px 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}
.logo {
    font-size: 1rem;
    font-weight: 900;
    color: var(--text);
    letter-spacing: -0.5px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.logo-badge {
    display: inline-block;
    padding: 3px 10px;
    background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: #fff;
}
.nav-back {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    transition: color 0.2s;
}
.nav-back:hover { color: var(--text); }

/* BTN */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 26px;
    border-radius: 100px;
    border: 1px solid transparent;
    font-family: inherit;
    font-size: 0.92rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s, background 0.2s;
    text-decoration: none;
}
.btn-accent {
    background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
    color: #fff;
    box-shadow: 0 8px 24px rgba(79, 140, 255, 0.25);
}
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(79, 140, 255, 0.4); color: #fff; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-big { padding: 18px 36px; font-size: 1.05rem; }

/* SECTION */
.section { padding: 80px 0; position: relative; z-index: 2; }
.section-alt { background: var(--bg-alt); }
.section-tight { padding: 50px 0; }
.section-label {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 18px;
}
.section h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.7rem);
    margin-bottom: 18px;
    letter-spacing: -1px;
}
.section-sub {
    font-size: 1.08rem;
    color: var(--text-secondary);
    max-width: 720px;
    line-height: 1.65;
    margin-bottom: 40px;
}

/* HERO */
.hero { padding-top: 140px; padding-bottom: 80px; }
.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 7px 14px;
    background: rgba(79, 140, 255, 0.1);
    border: 1px solid rgba(79, 140, 255, 0.2);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 22px;
}
.hero-eyebrow::before {
    content: '';
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--danger);
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.2);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}
.hero h1 {
    font-size: clamp(2rem, 5.5vw, 4rem);
    margin-bottom: 22px;
    letter-spacing: -1.5px;
}
.hero-sub {
    font-size: clamp(1.05rem, 1.6vw, 1.3rem);
    color: var(--text-secondary);
    max-width: 720px;
    line-height: 1.55;
    margin-bottom: 36px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 50px; }
.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
    max-width: 720px;
}
.hero-stat {
    padding: 18px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
}
.hero-stat-num {
    font-size: 1.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 4px;
}
.hero-stat-label {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* PAIN — red threats list */
.pains {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}
.pain {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--danger);
    border-radius: 12px;
    transition: transform 0.25s, border-color 0.25s;
}
.pain:hover { transform: translateY(-3px); }
.pain-amount {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--danger);
    margin-bottom: 8px;
}
.pain-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}
.pain-body {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* CHECKLIST */
.checklist {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 12px;
}
.check-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: 0.92rem;
    transition: border-color 0.2s, transform 0.2s;
}
.check-item:hover { border-color: var(--success); transform: translateY(-2px); }
.check-mark {
    flex-shrink: 0;
    width: 22px; height: 22px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 800;
    line-height: 1;
}

/* STEPS */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 18px;
    counter-reset: step;
}
.step {
    position: relative;
    padding: 24px 22px 24px 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    counter-increment: step;
}
.step::before {
    content: '0' counter(step);
    position: absolute;
    top: 18px;
    right: 22px;
    font-size: 2.6rem;
    font-weight: 900;
    line-height: 1;
    background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.35;
}
.step h3 {
    font-size: 1.05rem;
    margin-bottom: 10px;
    padding-right: 60px;
}
.step p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.55; }

/* PRICING */
.pricing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px;
}
.tier {
    position: relative;
    padding: 32px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.tier:hover { transform: translateY(-4px); border-color: var(--accent); }
.tier-featured {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(79, 140, 255, 0.06), var(--bg-card));
}
.tier-featured::before {
    content: 'Популярный';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
    color: #fff;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 5px 14px;
    border-radius: 100px;
    letter-spacing: 0.5px;
}
.tier-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 14px;
}
.tier-price {
    font-size: 2.2rem;
    font-weight: 900;
    letter-spacing: -1.5px;
    margin-bottom: 6px;
}
.tier-price small {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-right: 6px;
}
.tier-period {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 22px;
}
.tier-features {
    list-style: none;
    padding: 0;
    margin: 0 0 26px 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex-grow: 1;
}
.tier-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.92rem;
    line-height: 1.5;
    color: var(--text);
}
.tier-features li::before {
    content: '✓';
    flex-shrink: 0;
    color: var(--success);
    font-weight: 800;
    line-height: 1.4;
}
.tier-features li.muted { color: var(--text-secondary); opacity: 0.5; }
.tier-features li.muted::before { content: '−'; color: var(--text-secondary); }
.tier-cta { margin-top: auto; }
.tier-cta .btn { width: 100%; justify-content: center; }

/* FAQ */
.faq {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.faq details {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    transition: border-color 0.2s;
}
.faq details[open] { border-color: var(--accent); }
.faq summary {
    cursor: pointer;
    padding: 18px 22px;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
    content: '+';
    flex-shrink: 0;
    width: 24px; height: 24px;
    border-radius: 50%;
    background: var(--bg-alt);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 800;
    transition: transform 0.25s, background 0.25s;
}
.faq details[open] summary::after {
    content: '−';
    transform: rotate(0deg);
    background: var(--accent);
    color: #fff;
}
.faq-body {
    padding: 0 22px 22px 22px;
    color: var(--text-secondary);
    font-size: 0.94rem;
    line-height: 1.65;
}

/* CTA BLOCK */
.cta-block {
    text-align: center;
    padding: 80px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 32px;
    position: relative;
    overflow: hidden;
}
.cta-block::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 33px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(79, 140, 255, 0.3), transparent 50%, rgba(168, 85, 247, 0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}
.cta-block h2 {
    font-size: clamp(1.7rem, 3.5vw, 2.5rem);
    margin-bottom: 16px;
}
.cta-block p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 580px;
    margin: 0 auto 32px auto;
    line-height: 1.6;
}

/* FOOTER */
.footer {
    padding: 50px 0 36px;
    border-top: 1px solid var(--border);
    text-align: center;
}
.footer p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.6;
    margin-bottom: 8px;
}
.footer a { color: var(--text-secondary); }
.footer a:hover { color: var(--accent); }
.footer .legal {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
    font-size: 0.78rem;
}

/* Floating sticky CTA on mobile */
.float-cta {
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 90;
    box-shadow: 0 12px 36px rgba(79, 140, 255, 0.4);
    display: none;
}

/* Float-CTA visible only on mobile (set in big mobile block below) */
@media (max-width: 768px) {
    .float-cta { display: inline-flex; }
    body { padding-bottom: 80px; }
}

/* ---- TABS ---- */
.tabs-section {
    padding-top: 130px;
    padding-bottom: 30px;
    position: relative;
    z-index: 3;
}
.tabs-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    margin-bottom: 0;
}
.tab-btn {
    flex: 1 1 auto;
    min-width: 200px;
    padding: 14px 18px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 12px;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.tab-btn:hover {
    color: var(--text);
    background: var(--bg-alt);
}
.tab-btn.active {
    background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
    color: #fff;
    box-shadow: 0 8px 24px rgba(79, 140, 255, 0.25);
}
.tab-btn-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    stroke: currentColor;
}
.tab-panel { display: none; animation: fadeIn 0.3s ease-out; }
.tab-panel.active { display: block; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* simple explainer block */
.simple {
    margin: 18px 0 36px;
    padding: 20px 24px;
    background: rgba(79, 140, 255, 0.06);
    border-left: 3px solid var(--accent);
    border-radius: 12px;
    font-size: 0.96rem;
    line-height: 1.65;
    color: var(--text);
}
.simple strong { color: var(--accent); }

/* ---- MOBILE OPTIMIZATIONS ---- */
@media (max-width: 768px) {
    .container { padding: 0 16px; }
    .navbar { padding: 14px 0; }
    .logo { font-size: 0.9rem; }
    .logo-badge { font-size: 0.6rem; padding: 2px 8px; }
    .nav-back { font-size: 0.78rem; }

    .tabs-section { padding-top: 90px; padding-bottom: 18px; }
    .tabs-section h1 { font-size: clamp(1.7rem, 7vw, 2.5rem) !important; line-height: 1.1; }
    .tabs-section p { font-size: 0.98rem !important; }

    .section { padding: 48px 0; }
    .section h2 { font-size: clamp(1.5rem, 5.5vw, 2rem); margin-bottom: 14px; }
    .section-sub { font-size: 0.95rem; margin-bottom: 28px; }
    .section-label { font-size: 0.68rem; letter-spacing: 1.5px; }

    .hero-eyebrow { font-size: 0.7rem; padding: 6px 12px; margin-bottom: 18px; }

    .simple { padding: 16px 18px; font-size: 0.92rem; margin: 14px 0 28px; }

    .hero-actions { gap: 10px; margin-bottom: 32px; flex-direction: column; align-items: stretch; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .btn-big { padding: 14px 22px; font-size: 0.95rem; }
    .btn { padding: 12px 20px; font-size: 0.88rem; }

    .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .hero-stat { padding: 14px 16px; }
    .hero-stat-num { font-size: 1.3rem; }
    .hero-stat-label { font-size: 0.74rem; line-height: 1.3; }

    .pains { gap: 12px; }
    .pain { padding: 18px 20px; }
    .pain-amount { font-size: 1.25rem; }
    .pain-title { font-size: 0.95rem; }
    .pain-body { font-size: 0.83rem; line-height: 1.45; }

    .checklist { gap: 10px; }
    .check-item { padding: 12px 14px; font-size: 0.88rem; gap: 10px; }
    .check-mark { width: 20px; height: 20px; font-size: 0.78rem; }

    .steps { gap: 14px; }
    .step { padding: 22px 18px 22px 18px; }
    .step::before { font-size: 2.2rem; top: 16px; right: 18px; }
    .step h3 { font-size: 0.98rem; padding-right: 50px; }
    .step p { font-size: 0.85rem; }

    .pricing { gap: 14px; }
    .tier { padding: 26px 22px; }
    .tier-name { font-size: 0.85rem; letter-spacing: 1px; }
    .tier-price { font-size: 1.85rem; }
    .tier-period { font-size: 0.82rem; }
    .tier-features { gap: 9px; }
    .tier-features li { font-size: 0.87rem; }

    .faq summary { padding: 16px 18px; font-size: 0.94rem; }
    .faq summary::after { width: 22px; height: 22px; font-size: 1.05rem; }
    .faq-body { padding: 0 18px 18px 18px; font-size: 0.88rem; }

    .cta-block { padding: 50px 22px; border-radius: 22px; }
    .cta-block h2 { font-size: 1.5rem; }
    .cta-block p { font-size: 0.95rem; }

    .footer { padding: 36px 0 26px; }
    .footer p { font-size: 0.8rem; }
    .footer .legal { font-size: 0.72rem; }

    .float-cta { font-size: 0.85rem; padding: 12px 22px; }
}

@media (max-width: 600px) {
    .tabs-nav { padding: 6px; gap: 6px; }
    .tab-btn { min-width: 0; flex: 1 1 100%; padding: 12px 12px; font-size: 0.85rem; gap: 8px; }
    .tab-btn-icon { width: 16px; height: 16px; }
}

@media (max-width: 480px) {
    .tabs-section h1 { font-size: 1.7rem; }
    .hero-stats { grid-template-columns: 1fr 1fr; }
    .hero-stat-num { font-size: 1.2rem; }
    .nav-back { display: none; }
    .pricing { grid-template-columns: 1fr; }
    .tier-featured::before { font-size: 0.66rem; padding: 4px 11px; }
}

/* ---- AUDIT SWITCHER (links between pages) ---- */
.audit-switcher {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
}
.audit-pill {
    flex: 1 1 auto;
    min-width: 200px;
    padding: 14px 18px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 12px;
    color: var(--text-secondary);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
}
.audit-pill:hover {
    color: var(--text);
    background: var(--bg-alt);
}
.audit-pill.active {
    background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2));
    color: #fff;
    box-shadow: 0 8px 24px rgba(79, 140, 255, 0.25);
    pointer-events: none;
}

@media (max-width: 600px) {
    .audit-switcher { padding: 6px; gap: 6px; }
    .audit-pill { min-width: 0; flex: 1 1 100%; padding: 12px 12px; font-size: 0.85rem; gap: 8px; }
}

/* ---- COOKIE BANNER (152-ФЗ active opt-in) ---- */
.cookie-banner {
    position: fixed;
    bottom: 24px;
    left: 24px;
    width: 420px;
    max-width: calc(100vw - 32px);
    padding: 22px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
    z-index: 10000;
    opacity: 0;
    transform: translateY(24px);
    pointer-events: none;
    transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.cookie-banner.active { opacity: 1; transform: translateY(0); pointer-events: auto; }
.cookie-inner { display: flex; flex-direction: column; gap: 14px; }
.cookie-header { display: flex; align-items: center; gap: 10px; }
.cookie-icon { font-size: 1.4rem; }
.cookie-banner h3 { font-size: 1rem; font-weight: 700; margin: 0; color: var(--text); }
.cookie-text { font-size: 0.85rem; color: var(--text-secondary); margin: 0; line-height: 1.55; }
.cookie-text a { color: var(--accent); font-weight: 600; text-decoration: none; }
.cookie-text a:hover { text-decoration: underline; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.cookie-btn {
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 0.82rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    white-space: nowrap;
}
.cookie-btn-primary { background: linear-gradient(135deg, var(--gradient-1), var(--gradient-2)); color: #fff; flex: 1 1 auto; min-width: 140px; }
.cookie-btn-primary:hover { transform: translateY(-1px); }
.cookie-btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.cookie-btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
@media (max-width: 600px) {
    .cookie-banner { left: 12px; right: 12px; bottom: 12px; width: auto; padding: 18px; }
    .cookie-btn-primary { flex: 1 1 100%; }
}