/* /public_html/assets/style.css */
:root {
    --bg: #F6F7FB;
    --card: #FFFFFF;
    --card-2: #FBFCFF;
    --text: #0F1220;
    --text-soft: #2A2F45;
    --muted: #6B7280;
    --border: #E6E8F0;
    --border-soft: rgba(15, 18, 32, 0.06);

    --accent: #2563EB;
    --accent-2: #7C3AED;
    --accent-3: #0EA5E9;

    --danger: #DC2626;
    --warning-bg: #FEF7E6;
    --warning-text: #92400E;
    --ad-bg: #F7F8FC;

    --gradient-primary: linear-gradient(135deg, #3B82F6 0%, #7C3AED 100%);
    --gradient-danger:  linear-gradient(135deg, #EF4444 0%, #F97316 100%);
    --gradient-soft:    linear-gradient(135deg, rgba(59,130,246,.10) 0%, rgba(124,58,237,.10) 100%);

    --radius: 20px;
    --radius-sm: 14px;
    --radius-lg: 24px;

    --shadow-sm: 0 1px 2px rgba(15,18,32,0.04), 0 1px 3px rgba(15,18,32,0.03);
    --shadow-md: 0 4px 12px -2px rgba(15,18,32,0.06), 0 2px 6px -2px rgba(15,18,32,0.04);
    --shadow-lg: 0 20px 40px -16px rgba(37,99,235,0.18), 0 8px 20px -8px rgba(15,18,32,0.08);

    --header-h: 72px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
    font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Меш-градиентный фон */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(700px circle at 8% -5%, rgba(59,130,246,0.10), transparent 55%),
        radial-gradient(800px circle at 95% 8%, rgba(124,58,237,0.10), transparent 55%),
        radial-gradient(700px circle at 50% 105%, rgba(14,165,233,0.08), transparent 55%);
}

.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }

a { color: inherit; }

/* ============ Header ============ */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.72);
    backdrop-filter: saturate(180%) blur(18px);
    -webkit-backdrop-filter: saturate(180%) blur(18px);
    border-bottom: 1px solid var(--border-soft);
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-h);
    gap: 12px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.025em;
    white-space: nowrap;
}
.logo span { color: var(--accent); }
.logo-mark {
    width: 26px; height: 26px;
    border-radius: 9px;
    background: var(--gradient-primary);
    box-shadow: 0 6px 16px -6px rgba(37,99,235,0.55);
    position: relative;
}
.logo-mark::after {
    content: "";
    position: absolute;
    inset: 6px;
    border-radius: 5px;
    background: #fff;
    opacity: .95;
}

/* Кнопка меню */
.menu-toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    border-radius: 999px;
    border: 1px solid rgba(37,99,235,0.18);
    background: var(--gradient-soft);
    color: var(--text);
    font: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    flex-shrink: 0;
}
.menu-toggle:hover {
    border-color: rgba(37,99,235,0.35);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px -10px rgba(37,99,235,0.45);
}
.menu-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.menu-toggle-arrow {
    display: inline-block;
    transition: transform .25s ease;
    font-size: .8em;
    line-height: 1;
}
.menu-toggle[aria-expanded="true"] .menu-toggle-arrow { transform: rotate(180deg); }

/* Mega-menu */
.nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    background: rgba(255,255,255,0.92);
    backdrop-filter: saturate(180%) blur(24px);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    border-bottom: 1px solid var(--border-soft);
    box-shadow: 0 30px 60px -30px rgba(15,18,32,0.22);
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
.nav.is-open { display: block; animation: menuIn .2s ease-out; }
@keyframes menuIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.nav-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 36px 20px;
}

.mega {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 56px;
}
.mega-col { min-width: 0; }

.mega-heading {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
    font-weight: 700;
    margin-bottom: 18px;
}

.mega-list { list-style: none; }
.mega-list li { margin-bottom: 12px; }
.mega-list a {
    display: inline-block;
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color .15s, transform .15s;
}
.mega-list a:hover { color: var(--accent); transform: translateX(2px); }

.mega-list-columns { columns: 3; column-gap: 36px; }
.mega-list-columns li { break-inside: avoid; -webkit-column-break-inside: avoid; }

/* ============ Breadcrumbs ============ */
.breadcrumbs {
    margin-bottom: 20px;
    font-size: 0.85rem;
    color: var(--muted);
}
.breadcrumbs ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    padding: 0;
}
.breadcrumbs li { display: inline-flex; align-items: center; }
.breadcrumbs li + li::before {
    content: "›";
    margin: 0 6px;
    color: #C7CBD9;
    font-weight: 400;
}
.breadcrumbs a {
    color: var(--muted);
    text-decoration: none;
    transition: color .15s;
}
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs li[aria-current="page"] {
    color: var(--text-soft);
    font-weight: 600;
}

/* ============ Layout ============ */
.main-layout {
    padding: 44px 0 0;
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
}

/* ============ Cards ============ */
.card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    padding: 36px;
    box-shadow: var(--shadow-sm);
}

.error-card { overflow: hidden; }
.error-card::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-primary);
    border-top-left-radius: var(--radius);
    border-top-right-radius: var(--radius);
}

.error-badge {
    display: inline-block;
    background: var(--gradient-danger);
    color: #fff;
    padding: 7px 16px;
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.8rem;
    margin-bottom: 18px;
    letter-spacing: 0.06em;
    box-shadow: 0 10px 24px -12px rgba(220,38,38,0.65);
}
.error-title {
    font-size: 2.1rem;
    line-height: 1.18;
    margin-bottom: 18px;
    letter-spacing: -0.028em;
    font-weight: 800;
}
.lead {
    font-size: 1.08rem;
    color: var(--text-soft);
    margin-bottom: 32px;
    padding: 16px 20px;
    border-left: 3px solid transparent;
    border-image: var(--gradient-primary) 1;
    background: linear-gradient(90deg, rgba(59,130,246,0.05), rgba(124,58,237,0.02) 60%, transparent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.section { margin-top: 40px; }
.section h2 {
    font-size: 1.35rem;
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: -0.018em;
}

.list-causes, .list-solutions { padding-left: 20px; }
.list-causes li, .list-solutions li { margin-bottom: 12px; color: var(--text-soft); }
.list-causes li::marker { color: var(--accent-2); }
.list-solutions li::marker { color: var(--accent); font-weight: 700; }

.warning-box {
    background: var(--warning-bg);
    color: var(--warning-text);
    padding: 22px;
    border-radius: var(--radius-sm);
    margin-top: 32px;
    border: 1px solid #F6E2B0;
    box-shadow: 0 6px 18px -12px rgba(146,64,14,0.35);
}

/* ============ FAQ ============ */
.faq-item {
    border-bottom: 1px solid var(--border-soft);
    padding: 18px 0;
    cursor: pointer;
    transition: padding .2s ease;
}
.faq-item:first-of-type { border-top: 1px solid var(--border-soft); }
.faq-item summary {
    font-weight: 600;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    letter-spacing: -0.005em;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: "+";
    flex-shrink: 0;
    width: 30px; height: 30px;
    border-radius: 10px;
    background: var(--gradient-soft);
    color: var(--accent);
    font-size: 1.2rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform .2s ease;
}
.faq-item[open] summary::after { content: "−"; transform: rotate(180deg); }
.faq-item p { margin-top: 14px; color: var(--muted); }

/* ============ Sidebar ============ */
.sidebar { display: flex; flex-direction: column; gap: 24px; min-width: 0; }
.related-card h3 { font-size: 1.05rem; margin-bottom: 16px; letter-spacing: -0.015em; }
.related-card ul { list-style: none; }
.related-card li { margin-bottom: 10px; }
.related-card a {
    color: var(--text-soft);
    text-decoration: none;
    font-weight: 500;
    transition: color .15s;
    display: inline-block;
}
.related-card a:hover { color: var(--accent); }

/* ============ Ad Slots ============ */
.ad-slot {
    position: relative;
    background: var(--ad-bg);
    border: 1px dashed #D9DEEA;
    border-radius: var(--radius);
    padding: 24px;
    margin: 32px 0;
}
.sidebar-ad { margin: 0; }
.ad-header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.ad-badge {
    background: #E7EAF3;
    color: #4B5563;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.ad-title { font-weight: 600; color: var(--text); font-size: 0.95rem; }
.ad-content {
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-size: 0.9rem;
}

/* ============ Brand Page ============ */
.page-head { grid-column: 1 / -1; margin-bottom: 8px; }
.page-title {
    font-size: 2.3rem;
    margin-bottom: 12px;
    letter-spacing: -0.03em;
    font-weight: 800;
}
.page-desc { color: var(--muted); font-size: 1.08rem; max-width: 720px; }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    grid-column: 1 / -1;
}
.grid-card {
    padding: 24px;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    transition: transform .22s cubic-bezier(.2,.7,.3,1), box-shadow .22s ease, border-color .22s ease;
}
.grid-card:hover {
    transform: translateY(-4px);
    border-color: rgba(37,99,235,0.35);
    box-shadow: var(--shadow-lg);
}
.grid-code {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
    font-size: 1.4rem;
    font-weight: 800;
    color: transparent;
    background: var(--gradient-danger);
    -webkit-background-clip: text;
    background-clip: text;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}
.grid-title { font-size: 1rem; line-height: 1.4; color: var(--text-soft); }

/* ============ Home ============ */
.hero {
    text-align: center;
    padding: 72px 0 40px;
    grid-column: 1 / -1;
}
.hero-chip {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 999px;
    background: var(--gradient-soft);
    border: 1px solid rgba(37,99,235,0.18);
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 22px;
}
.hero-title {
    font-size: clamp(2rem, 5.2vw, 3.4rem);
    font-weight: 800;
    letter-spacing: -0.035em;
    line-height: 1.08;
    margin-bottom: 18px;
    background: linear-gradient(135deg, #0F1220 0%, #1E293B 40%, #2563EB 80%, #7C3AED 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.hero-desc {
    font-size: 1.15rem;
    color: var(--muted);
    max-width: 620px;
    margin: 0 auto;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    grid-column: 1 / -1;
    margin-top: 36px;
}
.brand-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    border-radius: var(--radius);
    background: linear-gradient(180deg, #FFFFFF, #FBFCFE);
    border: 1px solid var(--border-soft);
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    font-size: 1.05rem;
    box-shadow: var(--shadow-sm);
    transition: transform .22s cubic-bezier(.2,.7,.3,1), box-shadow .22s ease, border-color .22s ease;
}
.brand-card:hover {
    transform: translateY(-4px);
    border-color: rgba(37,99,235,0.35);
    box-shadow: var(--shadow-lg);
}
.brand-initial {
    flex-shrink: 0;
    width: 42px; height: 42px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: #fff;
    font-weight: 800;
    font-size: 1rem;
    letter-spacing: -0.02em;
    box-shadow: 0 8px 20px -10px rgba(37,99,235,0.65);
}
.brand-name { flex: 1; letter-spacing: -0.01em; }
.brand-arrow {
    color: var(--accent);
    font-size: 1.15rem;
    transition: transform .22s ease;
}
.brand-card:hover .brand-arrow { transform: translateX(4px); }

/* ============ Footer ============ */
.footer {
    border-top: 1px solid var(--border-soft);
    padding: 44px 0;
    padding-bottom: calc(44px + env(safe-area-inset-bottom, 0px));
    margin-top: 72px;
    background: rgba(255,255,255,0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}
.disclaimer {
    font-size: 0.85rem;
    color: var(--muted);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 16px;
}
.copy { font-size: 0.85rem; color: var(--muted); text-align: center; }

/* ============================================================
   БРЕЙКПОИНТЫ
   ============================================================ */

@media (max-width: 1100px) {
    .main-layout { grid-template-columns: 1fr 280px; gap: 32px; }
    .mega { grid-template-columns: 220px 1fr; gap: 40px; }
    .mega-list-columns { columns: 2; }
}

@media (max-width: 900px) {
    .main-layout { grid-template-columns: 1fr; gap: 24px; padding: 32px 0 0; }
    .sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
    .sidebar .related-card { grid-column: 1 / -1; }
    .sidebar-ad { height: 100%; }
    .hero { padding: 48px 0 32px; }
}

@media (max-width: 768px) {
    :root { --header-h: 64px; }

    .container { padding: 0 16px; }

    .logo { font-size: 1.3rem; }
    .menu-toggle { padding: 10px 16px; min-height: 44px; font-size: 0.9rem; }

    .nav-inner { padding: 24px 16px; }
    .mega { grid-template-columns: 1fr; gap: 24px; }
    .mega-list-columns { columns: 1; }
    .mega-list li { margin-bottom: 0; }
    .mega-list a { display: block; padding: 10px 0; font-size: 0.95rem; }
    .mega-col + .mega-col { border-top: 1px solid var(--border-soft); padding-top: 20px; }

    .main-layout { padding: 24px 0 0; }

    .card { padding: 24px 20px; border-radius: 18px; }
    .error-title { font-size: 1.55rem; }
    .lead { font-size: 1rem; padding: 14px 16px; margin-bottom: 24px; }
    .section { margin-top: 28px; }
    .section h2 { font-size: 1.2rem; margin-bottom: 16px; }
    .warning-box { padding: 18px; margin-top: 24px; }

    .hero { padding: 40px 0 28px; }
    .hero-chip { font-size: 0.72rem; padding: 5px 12px; margin-bottom: 18px; }
    .hero-desc { font-size: 1.05rem; }

    .page-title { font-size: 1.65rem; }
    .page-desc { font-size: 1rem; }
    .grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
    .grid-card { padding: 20px; }
    .grid-code { font-size: 1.25rem; }

    .brands-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-top: 28px; }
    .brand-card { padding: 16px; font-size: 1rem; border-radius: 16px; }
    .brand-initial { width: 38px; height: 38px; border-radius: 12px; font-size: 0.95rem; }
    .brand-arrow { font-size: 1.05rem; }

    .sidebar { grid-template-columns: 1fr; gap: 20px; }

    .ad-slot { padding: 18px; margin: 24px 0; border-radius: 16px; }
    .ad-title { font-size: 0.92rem; }
    .ad-content { min-height: 80px; font-size: 0.85rem; }

    .breadcrumbs { font-size: 0.8rem; margin-bottom: 16px; }

    .footer {
        padding: 30px 0;
        padding-bottom: calc(30px + env(safe-area-inset-bottom, 0px));
        margin-top: 48px;
    }
}

@media (max-width: 560px) {
    .error-title { font-size: 1.35rem; }
    .page-title { font-size: 1.45rem; }
    .section h2 { font-size: 1.12rem; }
    .hero-desc { font-size: 1rem; }

    .card { padding: 20px 16px; }
    .grid { grid-template-columns: 1fr; }
    .brands-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .brand-card { padding: 14px; font-size: 0.95rem; }
    .brand-initial { width: 34px; height: 34px; border-radius: 10px; font-size: 0.85rem; }

    .list-causes, .list-solutions { padding-left: 18px; }
    .list-causes li, .list-solutions li { margin-bottom: 10px; }

    .faq-item summary { font-size: 0.98rem; }
    .faq-item p { font-size: 0.94rem; }
    .faq-item summary::after { width: 26px; height: 26px; font-size: 1.05rem; }
}

@media (max-width: 400px) {
    .container { padding: 0 14px; }

    .logo { font-size: 1.15rem; gap: 8px; }
    .logo-mark { width: 22px; height: 22px; border-radius: 7px; }
    .menu-toggle { padding: 8px 12px; font-size: 0.85rem; }

    .hero { padding: 32px 0 24px; }
    .hero-chip { font-size: 0.68rem; }

    .error-title { font-size: 1.22rem; }
    .lead { font-size: 0.94rem; }

    .brands-grid { grid-template-columns: 1fr; }
    .brand-card { padding: 13px 14px; font-size: 0.92rem; }

    .card { padding: 18px 14px; border-radius: 16px; }
    .ad-slot { padding: 14px; }

    .breadcrumbs { font-size: 0.75rem; }
}