/* ===== СОВРЕМЕННЫЙ ДИЗАЙН 2026 ===== */
:root {
    --primary: #4f46e5;
    --primary-light: #6366f1;
    --accent: #f59e0b;
    --bg-light: #f8fafc;
    --bg-gradient-start: #f0f4ff;
    --bg-gradient-end: #f9fafb;
    --text-dark: #0f172a;
    --text-muted: #475569;
    --border-light: #e2e8f0;
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(255, 255, 255, 0.5);
    --card-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
    --card-shadow-hover: 0 30px 40px -12px rgba(79, 70, 229, 0.15), 0 15px 20px -10px rgba(0, 0, 0, 0.05);
    --transition-smooth: all 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
    color-scheme: light;
}

/* Тёмная тема */
[data-bs-theme="dark"] {
    --primary: #818cf8;
    --primary-light: #a5b4fc;
    --accent: #fbbf24;
    --bg-light: #0f172a;
    --bg-gradient-start: #1e293b;
    --bg-gradient-end: #0f172a;
    --text-dark: #f1f5f9;
    --text-muted: #94a3b8;
    --border-light: #334155;
    --glass-bg: rgba(30, 41, 59, 0.75);
    --glass-border: rgba(51, 65, 85, 0.5);
    --card-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    --card-shadow-hover: 0 30px 40px -12px rgba(129, 140, 248, 0.2), 0 15px 20px -10px rgba(0, 0, 0, 0.3);
    color-scheme: dark;
}

/* Локальные шрифты Inter */
@font-face {
    font-family: 'Inter';
    src: url('../fonts/Inter-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/Inter-Medium.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/Inter-SemiBold.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}
@font-face {
    font-family: 'Inter';
    src: url('../fonts/Inter-Bold.woff2') format('woff2');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
    color: var(--text-dark);
    min-height: 100vh;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Анимированный фон */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    overflow: hidden;
    background: inherit;
}
.bg-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: floatBlob 20s infinite alternate ease-in-out;
}
.bg-blob-1 { width: 60vw; height: 60vw; background: radial-gradient(circle, var(--primary) 0%, transparent 70%); top: -20vh; left: -10vw; animation-duration: 25s; }
.bg-blob-2 { width: 50vw; height: 50vw; background: radial-gradient(circle, var(--accent) 0%, transparent 70%); bottom: -10vh; right: -5vw; animation-duration: 30s; animation-direction: alternate-reverse; }
.bg-blob-3 { width: 40vw; height: 40vw; background: radial-gradient(circle, #ec4899 0%, transparent 70%); top: 40vh; left: 30vw; animation-duration: 22s; opacity: 0.3; }
@keyframes floatBlob {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(10%, 5%) scale(1.1); }
}

/* Навбар */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
    padding: 0.75rem 0;
    z-index: 1000;  /* фиксируем навбар поверх контента */
}
[data-bs-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.9) !important;
    border-bottom: 1px solid rgba(51, 65, 85, 0.5);
}
.navbar-brand {
    font-weight: 700;
    font-size: 1.75rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent !important;
    transition: var(--transition-smooth);
}
.navbar-brand:hover { transform: scale(1.02); }
.navbar-brand i {
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-right: 8px;
}
.nav-link {
    color: var(--text-dark) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: 40px;
    transition: var(--transition-smooth);
}
.nav-link i { transition: transform 0.2s ease; }
.nav-link:hover { background: color-mix(in srgb, var(--primary) 10%, transparent); color: var(--primary) !important; }
.nav-link:hover i { transform: translateY(-2px); }
.nav-link.active { background: rgba(79, 70, 229, 0.12); color: var(--primary) !important; font-weight: 600; }

/* Кнопка переключения темы */
.btn-icon {
    width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    background: var(--glass-bg); border: 1px solid var(--glass-border); color: var(--text-dark);
    transition: var(--transition-smooth);
}
.btn-icon:hover { background: var(--primary); color: white; transform: rotate(10deg); }

/* Карточки событий */
.event-card {
    border-radius: 32px;
    overflow: hidden;
    background: var(--glass-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--card-shadow);
    height: 100%;
    display: flex;
    flex-direction: column;
    transform-style: preserve-3d;
    transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
    transition: transform 0.2s ease, box-shadow 0.3s ease, background 0.3s ease, border-color 0.3s ease;
    position: relative;
    --mouse-x: 50%;
    --mouse-y: 50%;
    z-index: 1;  /* базовый z-index */
}
.event-card:hover {
    transform: perspective(1000px) rotateX(2deg) rotateY(2deg) translateY(-8px) scale(1.01);
    box-shadow: var(--card-shadow-hover);
    border-color: color-mix(in srgb, var(--primary) 30%, transparent);
    background: color-mix(in srgb, var(--glass-bg) 95%, white);
    z-index: 2;  /* приподнимаем над соседними карточками */
}

.event-card .card-img-top {
    transition: transform 0.5s ease;
    transform: translateZ(10px);
}

.event-card:hover .card-img-top {
    transform: translateZ(20px) scale(1.05);
}

[data-bs-theme="dark"] .event-card:hover { background: rgba(30, 41, 59, 0.85); }

/* Эффект свечения по области курсора */
.event-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), rgba(255, 255, 255, 0.4), transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
    z-index: 2;
    border-radius: 32px;
}
.event-card:hover::before { opacity: 1; }

.event-card .card-img-top {
    transition: transform 0.5s ease;
    transform: translateZ(10px);
}
.event-card:hover .card-img-top { transform: translateZ(20px) scale(1.05); }

.badge-category, .badge-free {
    position: absolute; top: 16px; padding: 6px 14px; border-radius: 40px; font-size: 0.75rem;
    font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; backdrop-filter: blur(8px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.03); border: 1px solid var(--glass-border); z-index: 3;
}
.badge-category { left: 16px; background: var(--glass-bg); color: var(--text-dark); }
.badge-free { right: 16px; background: #10b981; color: white; border-color: rgba(255,255,255,0.3); }

.card-title a {
    background: linear-gradient(to right, var(--text-dark), var(--text-dark));
    background-size: 0% 2px; background-position: 0 100%; background-repeat: no-repeat;
    transition: background-size 0.3s ease; padding-bottom: 2px; color: var(--text-dark) !important;
}
.card-title a:hover { background-size: 100% 2px; background-image: linear-gradient(to right, var(--primary), var(--primary-light)); color: var(--primary) !important; }

/* Форма фильтров */
.filter-card {
    background: var(--glass-bg); backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%); border: 1px solid var(--glass-border);
    box-shadow: var(--card-shadow); border-radius: 40px; padding: 1.5rem 2rem;
    position: relative;
    z-index: 5;  /* форма фильтров над карточками */
}
.filter-card input, .filter-card select {
    background: var(--glass-bg) !important; border: 1px solid var(--glass-border); border-radius: 30px;
    padding: 0.6rem 1.2rem; font-weight: 500; color: var(--text-dark);
}
.filter-card input:focus, .filter-card select:focus {
    background: color-mix(in srgb, var(--glass-bg) 90%, white) !important;
    border-color: var(--primary); box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 20%, transparent);
    outline: none;
}
.filter-card .input-group-text {
    background: transparent;
    border: none;
    color: var(--primary);
}

/* ===== АНИМИРОВАННЫЙ ЗАГОЛОВОК ===== */
.display-6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-dark) 0%, var(--text-dark) 70%, rgba(15, 23, 42, 0.6) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

/* Кнопки */
.btn {
    border-radius: 40px; padding: 0.6rem 1.5rem; font-weight: 600; transition: var(--transition-smooth);
    border: none; position: relative; overflow: hidden;
    z-index: auto;  /* не создаём лишних stacking context */
}
.btn::after {
    content: ''; position: absolute; top: 50%; left: 50%; width: 0; height: 0; border-radius: 50%;
    background: rgba(255, 255, 255, 0.3); transform: translate(-50%, -50%);
    transition: width 0.4s, height 0.4s;
    z-index: -1;
}
.btn:active::after { width: 300px; height: 300px; }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: white;
    box-shadow: 0 8px 20px -6px color-mix(in srgb, var(--primary) 40%, transparent);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 15px 25px -8px color-mix(in srgb, var(--primary) 50%, transparent); }
.btn-outline-primary { border: 1.5px solid var(--primary); color: var(--primary); background: transparent; }
.btn-outline-primary:hover { background: var(--primary); color: white; transform: translateY(-2px); }
.btn-outline-accent { border: 1.5px solid var(--accent); color: var(--accent); background: transparent; }
.btn-outline-accent:hover { background: var(--accent); color: white; transform: translateY(-2px); }
.btn-vk { background: #0077FF; color: white !important; box-shadow: 0 4px 12px rgba(0,119,255,0.25); }
.btn-vk:hover { background: #2b8aff; transform: translateY(-2px); box-shadow: 0 12px 20px -8px rgba(0,119,255,0.4); }
.btn-yandex { background: #FC3F1D; color: white !important; box-shadow: 0 4px 12px rgba(252,63,29,0.25); }
.btn-yandex:hover { background: #ff5a3c; transform: translateY(-2px); box-shadow: 0 12px 20px -8px rgba(252,63,29,0.4); }

/* Цена */
.price-block {
    background: var(--glass-bg); backdrop-filter: blur(4px); padding: 0.75rem 1.25rem;
    border-radius: 2rem; display: inline-block; border: 1px solid var(--glass-border);
}

/* ===== ВЫПАДАЮЩИЕ ПОДСКАЗКИ ===== */
/* Родительский контейнер поля поиска */
.filter-card .col-md-3 {
    position: relative;
    z-index: auto;
}
.search-suggestions {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--card-shadow);
    z-index: 99999 !important;
    max-height: 300px;
    overflow-y: auto;
    margin-top: 0;
    padding: 0.25rem 0;
    display: none;
}
.search-suggestions.show { display: block; }
.search-suggestion-item {
    display: block;
    padding: 12px 18px;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border-bottom: 1px solid rgba(0,0,0,0.03);
}
.search-suggestion-item:last-child { border-bottom: none; }
.search-suggestion-item:hover {
    background: rgba(79, 70, 229, 0.08);
    color: var(--primary);
}

/* Кастомный скроллбар подсказок */
.search-suggestions::-webkit-scrollbar { width: 6px; }
.search-suggestions::-webkit-scrollbar-track { background: transparent; }
.search-suggestions::-webkit-scrollbar-thumb { background: rgba(79,70,229,0.3); border-radius: 10px; }
.search-suggestions::-webkit-scrollbar-thumb:hover { background: rgba(79,70,229,0.5); }

[data-bs-theme="dark"] .search-suggestion-item { color: #f1f5f9; border-bottom-color: rgba(255,255,255,0.05); }
[data-bs-theme="dark"] .search-suggestion-item:hover { background: rgba(129,140,248,0.15); color: var(--primary); }

/* Футер */
.footer { background: rgba(255,255,255,0.4); backdrop-filter: blur(8px); border-top: 1px solid rgba(255,255,255,0.6); padding: 2rem 0; margin-top: 4rem; }

/* Адаптивность */
@media (max-width: 768px) {
    .navbar-brand { font-size: 1.5rem; }
    .filter-card { padding: 1rem; border-radius: 30px; }
}

/* Карта */
#yandex-map { border-radius: 32px; overflow: hidden; box-shadow: var(--card-shadow); border: 1px solid var(--glass-border); }

/* Анимация появления карточек */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.row-cols-1 .col { animation: fadeInUp 0.6s ease forwards; opacity: 0; }
.row-cols-1 .col:nth-child(1) { animation-delay: 0.05s; }
.row-cols-1 .col:nth-child(2) { animation-delay: 0.1s; }
.row-cols-1 .col:nth-child(3) { animation-delay: 0.15s; }
.row-cols-1 .col:nth-child(4) { animation-delay: 0.2s; }
.row-cols-1 .col:nth-child(5) { animation-delay: 0.25s; }
.row-cols-1 .col:nth-child(6) { animation-delay: 0.3s; }
.row-cols-1 .col:nth-child(n+7) { animation-delay: 0.35s; }

/* Кастомный скроллбар страницы */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: rgba(0,0,0,0.02); border-radius: 10px; }
::-webkit-scrollbar-thumb { background: rgba(79,70,229,0.3); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(79,70,229,0.5); }

/* Кнопка "Сброс" по центру */
.btn.w-100 { display: flex !important; align-items: center; justify-content: center; gap: 4px; }

.card-footer .btn-outline-secondary:hover {
    background-color: #dc3545;
    border-color: #dc3545;
    color: white;
}
.card-footer .btn-outline-danger:hover {
    background-color: #c82333;
    border-color: #bd2130;
}