/* ===== CSS Variables ===== */
:root {
    /* Colors - Modern Dark Theme */
    --bg-primary: #0a0e27;
    --bg-secondary: #151932;
    --bg-tertiary: #1e2139;
    --text-primary: #e4e6eb;
    --text-secondary: #9ca3af;
    --accent-red: #ff1e00;
    --accent-gold: #fbbf24;
    --border-color: #2d3250;
    --hover-bg: #252a41;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    
    /* Typography */
    --font-heading: 'Rajdhani', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Roboto Mono', monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.5);
}

/* ===== Reset & Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p {
    margin-bottom: var(--spacing-md);
}

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* ===== Header ===== */
.header {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-bottom: 2px solid var(--accent-red);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xl);
}

.logo {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-red);
    letter-spacing: 1px;
    margin: 0;
}

.logo .season {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 600;
}

/* ===== Burger Menu ===== */
.burger-menu {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.burger-line {
    width: 100%;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.burger-menu.active .burger-line:nth-child(1) {
    transform: translateY(10.5px) rotate(45deg);
}

.burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
    transform: translateY(-10.5px) rotate(-45deg);
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    height: 100vh;
    background-color: var(--bg-secondary);
    box-shadow: var(--shadow-lg);
    transition: right var(--transition-normal);
    z-index: 1000;
    border-left: 3px solid var(--accent-red);
    overflow-y: auto;
}

.nav.active {
    right: 0;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    list-style: none;
    margin: 0;
    padding: var(--spacing-2xl) var(--spacing-lg);
    gap: var(--spacing-sm);
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: transparent;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.nav-link:hover {
    background-color: var(--hover-bg);
    color: var(--text-primary);
    transform: translateX(5px);
}

.nav-link.active {
    background-color: var(--accent-red);
    color: white;
    border-color: var(--accent-red);
}

.nav-link .icon {
    font-size: 1.5rem;
}

/* ===== Main Content ===== */
.main {
    flex: 1;
    padding: var(--spacing-lg) 0;
}

/* ===== Sections ===== */
.section {
    display: none;
    animation: fadeIn var(--transition-normal);
}

.section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--accent-red);
    border-radius: 2px;
}

/* ===== Filters ===== */
.filters {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.filter-btn {
    width: 48px;
    height: 48px;
    padding: 0;
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.filter-btn:hover {
    background-color: var(--hover-bg);
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.filter-btn.active {
    background-color: var(--accent-red);
    color: white;
    border-color: var(--accent-red);
}

.team-select {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.team-select:hover {
    border-color: var(--text-secondary);
}

.team-select:focus {
    outline: none;
    border-color: var(--accent-red);
}

/* ===== Grid Container ===== */
.grid-container {
    display: grid;
    gap: var(--spacing-sm);
    padding: 0;
}

/* Desktop */
@media (min-width: 1024px) {
    .grid-container {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
}

/* Tablet */
@media (min-width: 768px) and (max-width: 1023px) {
    .grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile */
@media (max-width: 767px) {
    .grid-container {
        grid-template-columns: 1fr;
    }
}

/* ===== Cards (Base Styles) ===== */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 30, 0, 0.15);
    border-color: var(--accent-red);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.card-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
}

.card-body {
    margin-bottom: var(--spacing-md);
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

/* ===== Badge ===== */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-upcoming {
    background-color: rgba(63, 185, 80, 0.2);
    color: var(--success-color);
}

.badge-past {
    background-color: rgba(139, 148, 158, 0.2);
    color: var(--text-secondary);
}

.badge-live {
    background-color: rgba(225, 6, 0, 0.2);
    color: var(--accent-red);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ===== Info Row ===== */
.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.info-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.info-value {
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 600;
}

/* ===== Footer ===== */
.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0;
    margin-top: auto;
    text-align: center;
}

.footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* ===== Responsive Typography ===== */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .header-content {
        flex-direction: row;
        justify-content: space-between;
        gap: var(--spacing-md);
    }
    
    .logo h1 {
        font-size: 1.75rem;
    }
    
    /* Адаптация меню для мобильных */
    .nav {
        width: 280px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* Overlay для мобильного меню */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 999;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.nav-overlay.active {
    display: block;
    opacity: 1;
}

/* ===== Loading State ===== */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--accent-red);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== Utility Classes ===== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-secondary); }
.text-accent { color: var(--accent-red); }
.text-gold { color: var(--accent-gold); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }

.hidden { display: none !important; }