:root {
    --brand: #6366f1;
    --brand-2: #8b5cf6;
    --brand-dark: #4f46e5;
    --brand-grad: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --ink: #1f2430;
    --bg: #f4f5fb;
}

/* ===================== Базовое ===================== */
html { font-size: 15px; }

body.app-body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg);
    color: var(--ink);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.app-main { flex: 1 0 auto; padding-top: 1.5rem; padding-bottom: 2.5rem; }

.app-footer {
    flex-shrink: 0;
    padding: 1rem 0;
    font-size: .85rem;
    color: #8a90a2;
    text-align: center;
    border-top: 1px solid #e6e8f0;
    background: #fff;
}

.btn:focus, .btn:active:focus, .form-control:focus, .form-select:focus, .form-check-input:focus {
    box-shadow: 0 0 0 .2rem rgba(99, 102, 241, .25);
}

/* ===================== Брендовые кнопки ===================== */
.btn-primary {
    --bs-btn-bg: var(--brand);
    --bs-btn-border-color: var(--brand);
    --bs-btn-hover-bg: var(--brand-dark);
    --bs-btn-hover-border-color: var(--brand-dark);
    --bs-btn-active-bg: var(--brand-dark);
    --bs-btn-active-border-color: var(--brand-dark);
    --bs-btn-disabled-bg: var(--brand);
    --bs-btn-disabled-border-color: var(--brand);
}

.btn-outline-primary {
    --bs-btn-color: var(--brand);
    --bs-btn-border-color: var(--brand);
    --bs-btn-hover-bg: var(--brand);
    --bs-btn-hover-border-color: var(--brand);
    --bs-btn-active-bg: var(--brand);
    --bs-btn-active-border-color: var(--brand);
}

.text-bg-primary { background-color: var(--brand) !important; }

/* ===================== Навбар ===================== */
.app-navbar {
    background: var(--brand-grad);
    box-shadow: 0 2px 12px rgba(79, 70, 229, .25);
    padding-top: .6rem;
    padding-bottom: .6rem;
}

.app-navbar .navbar-brand { color: #fff; display: flex; align-items: center; gap: .5rem; }
.app-navbar .brand-dot { width: 12px; height: 12px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 4px rgba(255, 255, 255, .25); }
.app-navbar .brand-sub { font-weight: 400; opacity: .8; font-size: .85rem; }
.app-navbar .nav-link { color: rgba(255, 255, 255, .85); border-radius: .5rem; padding: .35rem .75rem; }
.app-navbar .nav-link:hover, .app-navbar .nav-link:focus { color: #fff; background: rgba(255, 255, 255, .15); }
.app-navbar .navbar-toggler { border-color: rgba(255, 255, 255, .4); }
.app-navbar .navbar-toggler-icon { filter: invert(1) brightness(2); }
.user-chip { color: #fff; font-size: .85rem; background: rgba(255, 255, 255, .15); padding: .25rem .6rem; border-radius: 999px; white-space: nowrap; }
.navbar-user { padding-top: .3rem; }

/* ===================== Вход ===================== */
.auth-wrap { max-width: 420px; margin: 4vh auto 0; }
.auth-card { border: none; border-radius: 1rem; }
.auth-logo {
    width: 64px; height: 64px; margin: 0 auto; border-radius: 1rem;
    background: var(--brand-grad); color: #fff; font-weight: 800; font-size: 1.6rem;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 20px rgba(99, 102, 241, .4);
}
.validation-summary-valid { display: none; }

/* ===================== Главная ===================== */
.app-hero {
    background: var(--brand-grad);
    color: #fff;
    border-radius: 1rem;
    padding: 1.75rem;
    box-shadow: 0 10px 30px rgba(99, 102, 241, .25);
}

.menu-card {
    display: block; height: 100%; text-decoration: none; color: inherit;
    background: #fff; border: 1px solid #e6e8f0; border-radius: 1rem;
    padding: 1.75rem; transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    border-top: 4px solid var(--brand);
}
.menu-card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(31, 36, 48, .12); border-color: var(--brand); color: inherit; }
.menu-card--promote { border-top-color: var(--brand-2); }
.menu-card-icon { font-size: 2.4rem; line-height: 1; margin-bottom: .5rem; }
.menu-card-cta { display: inline-block; margin-top: .5rem; font-weight: 600; color: var(--brand); }

/* ===================== Вкладки ===================== */
.app-tabs .nav-link { color: var(--ink); border-radius: 999px; }
.app-tabs .nav-link.active { background: var(--brand); color: #fff; }

/* ===================== Карточки данных ===================== */
.card { border: 1px solid #e6e8f0; border-radius: .85rem; }
.cat-card { transition: box-shadow .15s ease; }
.cat-card:hover { box-shadow: 0 8px 20px rgba(31, 36, 48, .08); }
.cat-card-title { word-break: break-word; }

.text-card .text-content { white-space: pre-wrap; word-break: break-word; line-height: 1.5; }

.link-url { word-break: break-all; }
.link-box { background: #f1f2fa; border: 1px solid #e1e3f0; border-radius: .6rem; padding: .65rem .85rem; }

/* поле с дублем ссылки */
.input-duplicate { border-color: #dc3545 !important; background: #fff5f5; box-shadow: 0 0 0 .2rem rgba(220, 53, 69, .15) !important; }

/* ===================== Продвижение ===================== */
.promo-card { max-width: 820px; margin: 0 auto; border-radius: 1rem; box-shadow: 0 10px 30px rgba(31, 36, 48, .08); }

/* ===================== Адаптивная таблица → карточки ===================== */
@media (max-width: 767.98px) {
    table.responsive-cards thead { display: none; }
    table.responsive-cards, table.responsive-cards tbody, table.responsive-cards tr, table.responsive-cards td { display: block; width: 100%; }
    table.responsive-cards tr {
        margin-bottom: .75rem; border: 1px solid #e6e8f0; border-radius: .65rem;
        padding: .6rem .8rem; background: #fff;
    }
    table.responsive-cards td { border: none; padding: .3rem 0; }
    table.responsive-cards td::before {
        content: attr(data-label); display: block; font-size: .72rem; font-weight: 600;
        text-transform: uppercase; letter-spacing: .03em; color: #8a90a2; margin-bottom: .15rem;
    }
    table.responsive-cards td[data-label=""]::before { display: none; }
    table.responsive-cards td.text-end { text-align: left !important; }
}

/* ===================== Тосты-уведомления ===================== */
.toast-host {
    position: fixed; top: 1rem; right: 1rem; z-index: 1080;
    display: flex; flex-direction: column; gap: .5rem; max-width: 360px;
}
.app-toast {
    background: #fff; border-left: 4px solid var(--brand); border-radius: .5rem;
    box-shadow: 0 8px 24px rgba(31, 36, 48, .18); padding: .7rem .9rem; font-size: .9rem;
    animation: toastIn .2s ease;
}
.app-toast.is-success { border-left-color: #198754; }
.app-toast.is-error { border-left-color: #dc3545; }
.app-toast.is-info { border-left-color: var(--brand); }
@keyframes toastIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: none; } }

.btn:disabled { opacity: .55; }