/* ============================================
   MAIN.CSS - Основные стили
   Современный дизайн в стиле BlaBlaCar/Avito
   ============================================ */

/* === CSS переменные === */
:root {
    /* Цвета - светлая тема */
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary: #64748b;
    --accent: #f97316;
    --success: #22c55e;
    --warning: #eab308;
    --danger: #ef4444;
    
    /* Фоны */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    /* Текст */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    
    /* Границы */
    --border-color: #e2e8f0;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Тени */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Анимации */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Тёмная тема (цвета как в TailAdmin админке) */
[data-theme="dark"] {
    --primary: #465fff;
    --primary-hover: #2f46e5;
    --accent: #f97316;
    --success: #10b981;
    --warning: #d97706;
    --danger: #dc2626;
    
    --bg-primary: #101828;
    --bg-secondary: #1d2939;
    --bg-tertiary: #344054;
    
    --text-primary: #f9fafb;
    --text-secondary: #d0d5dd;
    --text-muted: #98a2b3;
    
    --border-color: #344054;
    --border-light: #1d2939;
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
}

/* === Сброс стилей === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-hover);
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: 1rem;
}

ul, ol {
    list-style: none;
}

/* === Типографика === */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
    margin-bottom: 1rem;
}

/* === Утилиты === */
.container {
    width: 100%;
    max-width: 1300px !important;
    margin: 0 auto;
    padding: 0 1.5rem;
    box-sizing: border-box;
}

.container-fluid {
    width: 100%;
    padding: 0 1rem;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }

/* === Кнопки === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
    cursor: pointer;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--border-color);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: white;
}

.btn-accent {
    background-color: var(--accent);
    color: white;
}

.btn-accent:hover {
    background-color: #ea580c;
}

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 50%;
}

/* === Формы === */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2.5rem;
}

/* === Карточки === */
.card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-body {
    padding: 1.25rem;
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.card-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

/* === Бейджи === */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: 9999px;
}

.badge-primary {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}

.badge-success {
    background-color: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.badge-warning {
    background-color: rgba(234, 179, 8, 0.1);
    color: var(--warning);
}

.badge-accent {
    background-color: rgba(249, 115, 22, 0.1);
    color: var(--accent);
}

/* === Аватар === */
.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    background-color: var(--bg-tertiary);
}

.avatar-sm { width: 32px; height: 32px; }
.avatar-lg { width: 56px; height: 56px; }
.avatar-xl { width: 80px; height: 80px; }

.avatar-default {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: white;
    font-size: 1rem;
}
.avatar-default.avatar-sm { font-size: 0.75rem; }
.avatar-default.avatar-xl { font-size: 2rem; }

/* === Рейтинг === */
.rating {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--warning);
}

.rating-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* === SVG Icons (TailAdmin-Stil) === */
.top-bar-svg,
.nav-svg,
.search-svg,
.widget-svg,
.mobile-nav-svg {
    flex-shrink: 0;
    display: inline-block;
    vertical-align: middle;
}

.dropdown-arrow-svg {
    width: 14px;
    height: 14px;
    color: var(--text-muted);
    flex-shrink: 0;
}

.mobile-nav-svg {
    margin-right: 0.5rem;
}

.rating svg {
    color: #f59e0b;
    vertical-align: -1px;
}

/* === Переключатель темы === */
.theme-toggle {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 1.1rem;
    padding: 0;
}

.theme-toggle:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.theme-icon-light {
    display: block;
    color: var(--text-secondary);
}

.theme-icon-dark {
    display: none;
    color: #e2e8f0;
}

[data-theme="dark"] .theme-icon-light {
    display: none;
}

[data-theme="dark"] .theme-icon-dark {
    display: block;
}

[data-theme="dark"] .theme-toggle {
    border-color: var(--border-color);
    background: var(--bg-secondary);
}

/* === Скроллбар === */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* === Анимации === */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-fade-in {
    animation: fadeIn var(--transition-normal);
}

.animate-slide-up {
    animation: slideUp var(--transition-slow);
}

/* === Адаптивность === */
@media (max-width: 1024px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }
}

@media (max-width: 768px) {
    html { font-size: 15px; }
    
    .container {
        padding: 0 1rem;
    }
    
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }
}

@media (max-width: 480px) {
    html { font-size: 14px; }
    
    .btn {
        padding: 0.5rem 1rem;
    }
}