/*
 * Базовые стили — гдебус.рф
 * Тёмная тема для мобильных приложений
 */

/* ===========================================
   CSS ПЕРЕМЕННЫЕ
   =========================================== */
:root {
    /* Фоны */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a24;
    
    /* Текст */
    --text-primary: #f8f8f8;
    --text-secondary: #b8b8c8;
    --text-muted: #6b6b7b;
    
    /* Акценты */
    --accent-primary: #00d4aa;
    --accent-secondary: #00a888;
    --accent-warning: #ffc107;
    --accent-error: #ff6b6b;
    --accent-info: #00a8ff;
    
    /* Радиусы */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    
    /* Тени */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    
    /* Анимации */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;
}

/* ===========================================
   СБРОС И БАЗОВЫЕ СТИЛИ
   =========================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Onest', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===========================================
   СКРОЛЛБАР (для десктопа)
   =========================================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-card);
    border-radius: 3px;
}

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

/* ===========================================
   ТИПОГРАФИКА
   =========================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: 1.5rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.125rem; }

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

a:hover {
    color: var(--accent-secondary);
}

/* ===========================================
   ФОРМЫ И КНОПКИ
   =========================================== */
button {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: var(--text-primary);
    background: var(--bg-card);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    padding: 12px 16px;
    width: 100%;
    transition: border-color var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}

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

/* ===========================================
   НИЖНЯЯ НАВИГАЦИЯ
   =========================================== */
.bottom-nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    transition: all var(--transition-fast);
}

.nav-item:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(0, 212, 170, 0.15);
    color: var(--accent-primary);
}

/* ===========================================
   УТИЛИТЫ
   =========================================== */
.hidden {
    display: none !important;
}

.loading {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 20px;
    font-size: 14px;
}

.loading::after {
    content: '...';
    animation: dots 1.5s infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

.error-message {
    text-align: center;
    color: var(--accent-error);
    padding: 20px;
    font-size: 14px;
}

/* ===========================================
   КАРТОЧКИ
   =========================================== */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 16px;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

/* ===========================================
   БЕЙДЖИ
   =========================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

.badge-primary {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.badge-warning {
    background: var(--accent-warning);
    color: var(--bg-primary);
}

.badge-error {
    background: var(--accent-error);
    color: var(--bg-primary);
}

.badge-muted {
    background: var(--bg-secondary);
    color: var(--text-muted);
}

/* ===========================================
   ПУЛЬСАЦИЯ (для живых элементов)
   =========================================== */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.pulse {
    animation: pulse 2s infinite;
}