/* 1OS corporate site — Bitrix24-inspired palette */

:root {
    --b24-blue: #0B66C3;
    --b24-blue-light: #2FC6F6;
    --b24-green: #9DCF00;
    --b24-green-dark: #7BA600;
    --b24-text: #333333;
    --b24-text-secondary: #525C69;
    --b24-border: #E6E7E9;
    --b24-bg: #F5F7F8;
    --b24-white: #FFFFFF;
    --b24-shadow: 0 8px 24px rgba(11, 102, 195, 0.08);
    --b24-radius: 16px;
    --b24-radius-sm: 10px;
    --container: 1120px;
    --header-h: 72px;
    --font: "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--b24-text);
    background: #f7f9fc;
}

.site-backdrop {
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(circle at 10% 10%, rgba(47, 198, 246, 0.08), transparent 28%),
        radial-gradient(circle at 90% 0%, rgba(157, 207, 0, 0.07), transparent 24%),
        url('/site/assets/img/bg-pattern.svg') repeat;
    background-size: auto, auto, 320px 320px;
}

.site-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

#main { flex: 1; }

img { max-width: 100%; height: auto; }

a { color: var(--b24-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
    width: min(100% - 32px, var(--container));
    margin-inline: auto;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--b24-border);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-h);
    gap: 16px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: inherit;
    text-decoration: none;
}

.site-logo:hover { text-decoration: none; }

.site-logo__mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--b24-blue), var(--b24-blue-light));
    color: #fff;
    font-weight: 700;
    font-size: 15px;
}

.site-logo__text {
    font-weight: 600;
    font-size: 15px;
    color: var(--b24-text);
    max-width: 180px;
    line-height: 1.3;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.site-nav a {
    padding: 10px 14px;
    border-radius: 999px;
    color: var(--b24-text-secondary);
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
}

.site-nav a:hover {
    background: var(--b24-bg);
    color: var(--b24-blue);
    text-decoration: none;
}

.site-nav a.is-active {
    background: rgba(11, 102, 195, 0.1);
    color: var(--b24-blue);
}

.site-nav__cta {
    background: var(--b24-blue) !important;
    color: #fff !important;
}

.site-nav__cta:hover {
    background: #0956a8 !important;
    color: #fff !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    border: 1px solid var(--b24-border);
    border-radius: 10px;
    background: #fff;
    cursor: pointer;
}

.nav-toggle__bar {
    display: block;
    height: 2px;
    background: var(--b24-text);
    border-radius: 2px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover { text-decoration: none; transform: translateY(-1px); }

.btn--primary {
    background: var(--b24-blue);
    color: #fff;
    box-shadow: 0 4px 14px rgba(11, 102, 195, 0.25);
}

.btn--primary:hover { background: #0956a8; color: #fff; }

.btn--outline {
    background: transparent;
    color: var(--b24-blue);
    border-color: var(--b24-blue);
}

.btn--outline:hover { background: rgba(11, 102, 195, 0.06); color: var(--b24-blue); }

.btn--ghost {
    background: transparent;
    color: var(--b24-text-secondary);
    border-color: var(--b24-border);
}

.btn--ghost:hover { background: var(--b24-bg); color: var(--b24-blue); }

.btn--light {
    background: #fff;
    color: var(--b24-blue);
}

.btn--light:hover { background: #f0f7ff; color: var(--b24-blue); }

.btn--outline-light {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.65);
}

.btn--outline-light:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    text-decoration: none;
}

.btn--lg { padding: 14px 24px; font-size: 16px; }
.btn--sm { padding: 8px 14px; font-size: 13px; }
.btn--block { width: 100%; }

/* Hero */
.hero {
    position: relative;
    overflow: hidden;
    padding: 56px 0 72px;
}

.hero--cover {
    background: linear-gradient(135deg, #f0f7ff 0%, #f8fcf0 45%, #ffffff 100%);
    min-height: clamp(520px, 72vh, 680px);
    display: flex;
    align-items: center;
}

.hero__cover {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero__cover-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 78% 18%, rgba(47, 198, 246, 0.22), transparent 34%),
        radial-gradient(circle at 12% 82%, rgba(157, 207, 0, 0.16), transparent 32%);
}

.hero__cover-image {
    position: absolute;
    right: -4%;
    top: 50%;
    width: min(52vw, 620px);
    transform: translateY(-50%);
    opacity: 0.35;
    filter: blur(1px);
}

.hero__inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 40px;
    align-items: center;
}

.hero__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 12px;
}

.hero__partner-id {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(157, 207, 0, 0.18);
    color: var(--b24-green-dark);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.hero__visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero__visual-image {
    width: 100%;
    max-width: 560px;
    height: auto;
    border-radius: calc(var(--b24-radius) + 4px);
    box-shadow: 0 24px 60px rgba(11, 102, 195, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.hero__eyebrow,
.page-hero__eyebrow {
    display: inline-block;
    margin: 0 0 12px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(11, 102, 195, 0.08);
    color: var(--b24-blue);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.hero__title {
    margin: 0 0 16px;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.15;
    color: var(--b24-text);
}

.hero__lead,
.page-hero__lead {
    margin: 0 0 24px;
    font-size: 18px;
    color: var(--b24-text-secondary);
    max-width: 56ch;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 28px;
}

.hero__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.hero__stats li {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 120px;
}

.hero__stats strong {
    font-size: 18px;
    color: var(--b24-blue);
}

.hero__stats span {
    font-size: 13px;
    color: var(--b24-text-secondary);
}

/* Page hero */
.page-hero {
    padding: 40px 0 32px;
    background: linear-gradient(180deg, #f8fbff, #fff);
}

.page-hero--compact { padding-bottom: 24px; }
.page-hero--app { padding-bottom: 40px; }

.page-hero--apps {
    position: relative;
    overflow: hidden;
    padding: 48px 0 40px;
    border-bottom: 1px solid var(--b24-border);
}

.page-hero--apps__bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(11, 102, 195, 0.1), rgba(47, 198, 246, 0.06)),
        linear-gradient(180deg, #eef6ff 0%, rgba(255, 255, 255, 0.7) 100%);
}

.page-hero--apps .container { position: relative; z-index: 1; }

.page-hero__grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 32px;
    align-items: start;
}

.page-hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.meta-pill {
    display: inline-flex;
    padding: 8px 14px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--b24-border);
    font-size: 13px;
    font-weight: 600;
    color: var(--b24-text-secondary);
}

.apps-hero-panel {
    background: #fff;
    border: 1px solid var(--b24-border);
    border-radius: var(--b24-radius);
    padding: 24px;
    box-shadow: var(--b24-shadow);
}

.apps-hero-panel h2 {
    margin: 0 0 12px;
    font-size: 18px;
}

.steps-list {
    margin: 0 0 20px;
    padding-left: 20px;
    color: var(--b24-text-secondary);
}

.steps-list li { margin-bottom: 8px; }

.section--apps { padding-top: 32px; }

.apps-jump {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--b24-border);
}

.apps-jump a {
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--b24-bg);
    color: var(--b24-text-secondary);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
}

.apps-jump a:hover {
    background: rgba(11, 102, 195, 0.1);
    color: var(--b24-blue);
    text-decoration: none;
}

/* Sections */
.section { padding: 64px 0; }
.section--muted {
    background: linear-gradient(180deg, rgba(245, 247, 248, 0.95), rgba(255, 255, 255, 0.6));
    border-block: 1px solid rgba(230, 231, 233, 0.8);
}
.section--cta { padding-bottom: 80px; }

.section__head { margin-bottom: 32px; max-width: 720px; }
.section__head h2 { margin: 0 0 8px; font-size: clamp(1.6rem, 3vw, 2rem); }
.section__head p { margin: 0; color: var(--b24-text-secondary); }

.section__head--row {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
    max-width: none;
}

.cards-grid {
    display: grid;
    gap: 20px;
}

.cards-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.info-card,
.sidebar-card {
    background: #fff;
    border: 1px solid var(--b24-border);
    border-radius: var(--b24-radius);
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.app-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--b24-border);
    border-radius: calc(var(--b24-radius) + 2px);
    box-shadow: 0 10px 30px rgba(11, 102, 195, 0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(11, 102, 195, 0.12);
}

.app-card__visual {
    position: relative;
    min-height: 148px;
    padding: 22px 22px 18px;
    background: var(--card-gradient);
    overflow: hidden;
}

.app-card__visual-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 85% 20%, rgba(255, 255, 255, 0.22), transparent 34%),
        radial-gradient(circle at 10% 100%, rgba(0, 0, 0, 0.08), transparent 40%);
}

.app-card__icon {
    position: relative;
    z-index: 1;
    width: 72px;
    height: 72px;
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.12));
}

.app-card__icon--market {
    width: 80px;
    height: 80px;
    padding: 8px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.96);
    object-fit: contain;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.14);
}

.app-card__visual--market .app-card__visual-bg {
    opacity: 0.92;
}

.app-card__initials {
    position: absolute;
    right: 18px;
    bottom: 14px;
    z-index: 1;
    font-size: 42px;
    font-weight: 800;
    line-height: 1;
    color: rgba(255, 255, 255, 0.18);
    letter-spacing: 0.04em;
}

.app-card__badge {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 2;
    font-size: 11px;
    font-weight: 700;
    padding: 5px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--card-accent, var(--b24-blue));
}

.app-card__body { padding: 20px 22px 22px; }

.info-card h3,
.app-card__title { margin: 0 0 10px; font-size: 18px; }

.info-card p,
.app-card__text { margin: 0; color: var(--b24-text-secondary); }

.app-card__category {
    display: inline-block;
    margin-bottom: 8px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--card-accent, var(--b24-blue));
}

.app-card__subtitle {
    margin: -6px 0 10px;
    font-size: 14px;
    color: var(--b24-text-secondary);
}

.app-card__title a { color: inherit; text-decoration: none; }
.app-card__title a:hover { color: var(--b24-blue); }

.app-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr;
    gap: 32px;
    align-items: start;
}

.about-aside {
    background: var(--b24-bg);
    border-radius: var(--b24-radius);
    padding: 24px;
}

.check-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.check-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 10px;
}

.check-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 7px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--b24-green);
    box-shadow: inset 0 0 0 3px #fff;
}

.cta-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 32px;
    border-radius: calc(var(--b24-radius) + 4px);
    background: linear-gradient(135deg, var(--b24-blue), #1480de 55%, var(--b24-blue-light));
    color: #fff;
}

.cta-banner h2 { margin: 0 0 8px; color: #fff; }
.cta-banner p { margin: 0; opacity: 0.92; }

/* Page hero */
.page-hero {
    padding: 40px 0 32px;
    background: linear-gradient(180deg, #f8fbff, #fff);
}

.page-hero--compact { padding-bottom: 24px; }
.page-hero--app { padding-bottom: 40px; }

/* Page hero titles */
.page-hero h1 {
    margin: 0 0 12px;
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    line-height: 1.2;
}

.app-hero__subtitle {
    display: block;
    font-size: 0.55em;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.82);
}

.app-hero-banner .app-hero__subtitle {
    color: rgba(255, 255, 255, 0.82);
}

.breadcrumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
    font-size: 14px;
    color: var(--b24-text-secondary);
}

.breadcrumbs a { color: var(--b24-blue); }

.apps-category { margin-bottom: 56px; }

.apps-category__head {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 20px;
    padding: 16px 18px;
    border-radius: var(--b24-radius);
    background: var(--cat-soft);
    border: 1px solid rgba(230, 231, 233, 0.9);
}

.apps-category__icon {
    width: 48px;
    height: 48px;
    padding: 8px;
    border-radius: 14px;
    background: var(--cat-gradient);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.apps-category__title {
    margin: 0;
    font-size: 1.35rem;
}

/* App landing hero */
.app-hero-banner {
    position: relative;
    overflow: hidden;
    padding: 36px 0 44px;
    color: #fff;
}

.app-hero-banner__bg {
    position: absolute;
    inset: 0;
    background: var(--hero-gradient);
}

.app-hero-banner__bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.18), transparent 30%),
        radial-gradient(circle at 10% 100%, rgba(0, 0, 0, 0.12), transparent 36%);
}

.app-hero-banner__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 28px;
    align-items: center;
}

.app-hero-banner__eyebrow {
    display: inline-block;
    margin: 0 0 12px;
    padding: 6px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.app-hero-banner h1 {
    margin: 0 0 12px;
    font-size: clamp(2rem, 4vw, 2.8rem);
    line-height: 1.15;
    color: #fff;
}

.app-hero-banner__lead {
    margin: 0 0 22px;
    max-width: 52ch;
    font-size: 18px;
    color: rgba(255, 255, 255, 0.92);
}

.app-hero-banner__card {
    position: relative;
    padding: 28px;
    border-radius: calc(var(--b24-radius) + 6px);
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.22);
    backdrop-filter: blur(10px);
    box-shadow: 0 24px 50px rgba(0, 0, 0, 0.16);
    text-align: center;
}

.app-hero-banner__icon {
    width: 120px;
    height: 120px;
    margin: 0 auto 12px;
    filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.18));
}

.app-hero-banner__icon--market {
    width: 128px;
    height: 128px;
    padding: 14px;
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.96);
    object-fit: contain;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
}

.app-hero-banner__card--market {
    padding-top: 24px;
}

.app-hero-banner__initials {
    display: block;
    font-size: 56px;
    font-weight: 800;
    line-height: 1;
    color: rgba(255, 255, 255, 0.22);
}

.app-hero-banner__code {
    display: inline-block;
    margin-top: 14px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.18);
    font-size: 12px;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.breadcrumbs--light,
.breadcrumbs--light a { color: rgba(255, 255, 255, 0.88); }

.breadcrumbs--light a:hover { color: #fff; }

.section--app-body { padding-top: 40px; }

.app-content--panel {
    padding: 28px;
    border-radius: calc(var(--b24-radius) + 2px);
    background: #fff;
    border: 1px solid var(--b24-border);
    box-shadow: 0 10px 30px rgba(11, 102, 195, 0.05);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 18px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.feature-grid__item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 16px;
    border-radius: var(--b24-radius-sm);
    background: var(--b24-bg);
    color: var(--b24-text-secondary);
}

.feature-grid__dot {
    flex: 0 0 10px;
    width: 10px;
    height: 10px;
    margin-top: 6px;
    border-radius: 50%;
    background: var(--b24-green);
}

.sidebar-card--accent {
    border-top: 4px solid var(--card-accent, var(--b24-blue));
}

.sidebar-card__visual {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    margin-bottom: 12px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(11, 102, 195, 0.08), rgba(47, 198, 246, 0.12));
}

.info-card--visual {
    position: relative;
    overflow: hidden;
}

.info-card--visual::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 4px;
    background: var(--card-gradient);
}

.info-card__icon-wrap {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin-bottom: 14px;
    border-radius: 18px;
    background: var(--card-gradient);
    box-shadow: 0 10px 24px rgba(11, 102, 195, 0.14);
}

/* App page */
.app-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 32px;
    align-items: start;
}

.app-content h2 {
    margin: 32px 0 12px;
    font-size: 1.25rem;
}

.app-content p { color: var(--b24-text-secondary); }

.app-sidebar {
    position: sticky;
    top: calc(var(--header-h) + 16px);
    display: grid;
    gap: 16px;
}

.sidebar-card h3 { margin: 0 0 10px; font-size: 16px; }
.sidebar-card p { margin: 0 0 16px; font-size: 14px; color: var(--b24-text-secondary); }

.app-code {
    display: block;
    padding: 10px 12px;
    background: var(--b24-bg);
    border-radius: var(--b24-radius-sm);
    font-size: 13px;
    word-break: break-all;
}

.faq-list { display: grid; gap: 10px; }

.faq-item {
    border: 1px solid var(--b24-border);
    border-radius: var(--b24-radius-sm);
    padding: 0 16px;
    background: #fff;
}

.faq-item summary {
    cursor: pointer;
    font-weight: 600;
    padding: 14px 0;
}

.faq-item p {
    margin: 0 0 14px;
    font-size: 14px;
}

.contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.contact-list li { margin-bottom: 12px; }
.contact-list__label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--b24-text-secondary);
    margin-bottom: 2px;
}

.contact-list--compact li { margin-bottom: 8px; font-size: 14px; }

/* Footer */
.site-footer {
    background: #1b2430;
    color: #d7dde6;
    padding: 56px 0 24px;
}

.site-footer a { color: #9ed0ff; }
.site-footer h2, .site-footer h3 { color: #fff; margin-top: 0; }

.site-footer__grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr 1fr 1fr;
    gap: 28px;
    margin-bottom: 32px;
}

.site-footer__logo {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.site-footer__partner {
    font-size: 13px;
    opacity: 0.75;
}

.legal-full,
.legal-address,
.legal-note {
    font-size: 13px;
    line-height: 1.5;
    opacity: 0.9;
}

.legal-dl {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 4px 12px;
    font-size: 13px;
    margin: 12px 0;
}

.legal-dl dt { opacity: 0.65; }
.legal-dl dd { margin: 0; }

.site-footer__bottom {
    display: flex;
    flex-wrap: wrap;
    gap: 16px 24px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 13px;
    opacity: 0.8;
}

.not-found { text-align: center; padding: 80px 0; }
.not-found h1 { font-size: 4rem; margin: 0 0 8px; color: var(--b24-blue); }
.not-found p { margin-bottom: 24px; color: var(--b24-text-secondary); }

/* Responsive */
@media (max-width: 960px) {
    .hero__inner,
    .about-grid,
    .app-layout,
    .cards-grid--3,
    .site-footer__grid,
    .page-hero__grid,
    .app-hero-banner__grid,
    .feature-grid {
        grid-template-columns: 1fr;
    }

    .hero__cover-image { display: none; }
    .hero--cover { min-height: auto; padding: 40px 0 48px; }
    .hero__visual { order: -1; }
    .hero__visual-image { max-width: 100%; }

    .section__head--row { flex-direction: column; align-items: start; }
    .cta-banner { flex-direction: column; align-items: start; }
    .app-sidebar { position: static; }
}

@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .site-nav {
        position: fixed;
        inset: var(--header-h) 0 auto 0;
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        background: #fff;
        border-bottom: 1px solid var(--b24-border);
        transform: translateY(-120%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .site-nav.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .site-nav a { border-radius: var(--b24-radius-sm); }

    .site-logo__text { display: none; }

    .hero { padding-top: 32px; }
    .section { padding: 48px 0; }
}