/* ===================================
   CSS VARIABLES & RESET
   =================================== */

:root {
    /* Color Palette - Dark Theme con acentos verdes/amarillos */
    --bg-primary: #0a0e1a;
    --bg-secondary: #141b2d;
    --bg-card: #1a2332;
    --bg-card-hover: #1f2940;
    
    --accent-primary: #00ff88;
    --accent-secondary: #ffd700;
    --accent-danger: #ff3366;
    --accent-info: #00d4ff;
    
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    
    --border-color: #2d3748;
    --shadow: rgba(0, 255, 136, 0.1);
    
    /* Typography */
    --font-display: 'Bebas Neue', cursive;
    --font-body: 'Outfit', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   HEADER
   =================================== */

.header {
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--accent-primary);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px var(--shadow);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-display);
    font-size: 2rem;
    letter-spacing: 2px;
}

.logo-icon {
    font-size: 2.5rem;
    animation: rotate 3s linear infinite;
}

@keyframes rotate {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(15deg); }
}

.logo-text {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* League Selector Container */
.league-selector-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.league-label {
    font-family: var(--font-display);
    font-size: 1rem;
    letter-spacing: 1px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.league-select {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-card);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 250px;
}

.league-select:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card-hover);
}

.league-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--shadow);
}

.league-select option {
    background: var(--bg-card);
    color: var(--text-primary);
    padding: var(--spacing-sm);
}

.league-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--accent-primary);
    transition: all 0.3s ease;
}

.league-badge:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow);
}

.league-flag {
    font-size: 2.5rem;
    line-height: 1;
    animation: wave 2s ease-in-out infinite;
    width: 60px;
    height: 40px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

/* Banderas con colores nacionales */
.flag-england {
    background: linear-gradient(180deg, #fff 0%, #fff 40%, #C8102E 40%, #C8102E 60%, #fff 60%, #fff 100%);
}

.flag-england::before {
    content: '';
    position: absolute;
    width: 20%;
    height: 100%;
    background: #C8102E;
    left: 40%;
}

.flag-spain {
    background: linear-gradient(180deg, #C60B1E 0%, #C60B1E 25%, #FFC400 25%, #FFC400 75%, #C60B1E 75%, #C60B1E 100%);
}

.flag-germany {
    background: linear-gradient(180deg, #000 0%, #000 33.33%, #DD0000 33.33%, #DD0000 66.66%, #FFCE00 66.66%, #FFCE00 100%);
}

.flag-italy {
    background: linear-gradient(90deg, #009246 0%, #009246 33.33%, #fff 33.33%, #fff 66.66%, #CE2B37 66.66%, #CE2B37 100%);
}

.flag-france {
    background: linear-gradient(90deg, #002395 0%, #002395 33.33%, #fff 33.33%, #fff 66.66%, #ED2939 66.66%, #ED2939 100%);
}

@keyframes wave {
    0%, 100% { transform: rotate(0deg) scale(1); }
    25% { transform: rotate(-2deg) scale(1.02); }
    75% { transform: rotate(2deg) scale(1.02); }
}

.league-info {
    display: flex;
    flex-direction: column;
}

.league-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--accent-primary);
    letter-spacing: 1px;
    line-height: 1;
}

.season {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1;
    margin-top: 0.25rem;
}

/* ===================================
   MAIN CONTENT
   =================================== */

.main-content {
    padding: var(--spacing-xl) 0;
    min-height: calc(100vh - 200px);
}

/* ===================================
   SECTION TITLES
   =================================== */

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-lg);
    text-align: center;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===================================
   MATCH SETUP SECTION
   =================================== */

.match-setup {
    background: var(--bg-secondary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.team-selectors {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    align-items: center;
}

.team-selector {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.team-selector label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-display);
    font-size: 1.25rem;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.team-label {
    flex: 1;
}

.team-icon {
    font-size: 1.5rem;
}

.home-team label {
    color: var(--accent-primary);
}

.away-team label {
    color: var(--accent-info);
}

.team-select {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--bg-card);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-body);
    cursor: pointer;
    transition: all 0.3s ease;
}

.team-select:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card-hover);
}

.team-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--shadow);
}

.vs-divider {
    display: flex;
    justify-content: center;
    align-items: center;
}

.vs-text {
    font-family: var(--font-display);
    font-size: 3rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

/* ===================================
   ANALYZE BUTTON
   =================================== */

.analyze-btn {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-xl);
    background: linear-gradient(135deg, var(--accent-primary), #00cc70);
    color: var(--bg-primary);
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-display);
    font-size: 1.75rem;
    letter-spacing: 2px;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px var(--shadow);
}

.analyze-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--shadow);
}

.analyze-btn:active:not(:disabled) {
    transform: translateY(0);
}

.analyze-btn:disabled {
    background: var(--bg-card);
    color: var(--text-muted);
    cursor: not-allowed;
    box-shadow: none;
}

.btn-text {
    flex: 1;
}

.btn-icon {
    font-size: 2rem;
}

/* ===================================
   RESULTS CONTAINER
   =================================== */

.results-container {
    animation: fadeIn 0.5s ease;
}

.results-container.hidden {
    display: none;
}

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

/* ===================================
   PREDICTIONS GRID
   =================================== */

.predictions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.prediction-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.prediction-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
}

.prediction-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-color: var(--accent-primary);
}

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

.card-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 1px;
    color: var(--text-primary);
}

.card-icon {
    font-size: 2rem;
    opacity: 0.7;
}

.card-body {
    color: var(--text-secondary);
}

/* ===================================
   PREDICTION DISPLAYS
   =================================== */

.prediction-result {
    text-align: center;
    padding: var(--spacing-lg);
}

.prediction-winner {
    font-family: var(--font-display);
    font-size: 2.5rem;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: 1px;
}

.prediction-confidence {
    font-size: 1rem;
    color: var(--text-secondary);
}

.confidence-high {
    color: var(--accent-primary);
}

.confidence-medium {
    color: var(--accent-secondary);
}

.confidence-low {
    color: var(--accent-danger);
}

/* Goals Grid */
.goals-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.goal-prediction {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
}

.goal-prediction:hover {
    background: var(--bg-card-hover);
}

.goal-prediction.recommended {
    border-left-color: var(--accent-primary);
    background: rgba(0, 255, 136, 0.05);
}

.goal-label {
    font-weight: 600;
    color: var(--text-primary);
}

.goal-probability {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.probability-bar {
    width: 100px;
    height: 8px;
    background: var(--bg-primary);
    border-radius: 4px;
    overflow: hidden;
}

.probability-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    transition: width 0.5s ease;
}

.probability-text {
    font-weight: 600;
    min-width: 50px;
    text-align: right;
}

/* Corners Grid */
.corners-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.corner-stat {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm);
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.corner-label {
    color: var(--text-secondary);
}

.corner-value {
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--accent-primary);
}

/* ===================================
   DETAILED STATISTICS
   =================================== */

.detailed-stats {
    margin-top: var(--spacing-xl);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.team-stats {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.home-stats {
    border-top: 3px solid var(--accent-primary);
}

.away-stats {
    border-top: 3px solid var(--accent-info);
}

.team-stats-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.home-stats .team-stats-title {
    color: var(--accent-primary);
}

.away-stats .team-stats-title {
    color: var(--accent-info);
}

.stats-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm);
    background: var(--bg-card);
    border-radius: var(--radius-sm);
}

.stat-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-value {
    color: var(--text-primary);
    font-weight: 600;
}

/* ===================================
   FOOTER
   =================================== */

.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
}

.footer-text {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ===================================
   LOADING OVERLAY
   =================================== */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 26, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.loading-overlay.hidden {
    display: none;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 1px;
    color: var(--accent-primary);
}

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 1024px) {
    .team-selectors {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .vs-divider {
        order: 2;
    }
    
    .home-team {
        order: 1;
    }
    
    .away-team {
        order: 3;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .league-selector-container {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
    }
    
    .league-select {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
        align-items: stretch;
    }
    
    .logo {
        font-size: 1.5rem;
        justify-content: center;
    }
    
    .league-selector-container {
        align-items: stretch;
    }
    
    .league-badge {
        justify-content: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .predictions-grid {
        grid-template-columns: 1fr;
    }
    
    .match-setup {
        padding: var(--spacing-lg);
    }
}

/* ===================================
   UTILITY CLASSES
   =================================== */

.hidden {
    display: none !important;
}

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

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

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