/* ========================================
   Football Studio - Signal System
   ======================================== */

:root {
    --bg-dark: #0a0e1a;
    --bg-darker: #060913;
    --text-primary: #ffffff;
    --text-muted: #8b92a7;
    --purple-primary: #6b46c1;
    --purple-dark: #553c9a;
    --green-primary: #00ff00;
    --green-dark: #00cc00;
    --yellow-primary: #ffd700;
    --yellow-bright: #ffff00;
    --red-primary: #ff4444;
    --blue-primary: #4444ff;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(180deg, var(--bg-darker) 0%, #0a1a1a 100%);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.football-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.football-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    padding: 10px 0;
}

.btn-back {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-back:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.footeball-header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Signal Box */
.signal-box {
    background: var(--purple-primary);
    border-radius: 16px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 8px 32px rgba(107, 70, 193, 0.4);
}

.signal-info-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 20px;
    gap: 20px;
}

.signal-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.signal-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

.color-square {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--red-primary);
    box-shadow: 0 0 15px rgba(255, 68, 68, 0.5);
    transition: all 0.3s ease;
}

.color-square.blue {
    background: var(--blue-primary);
    box-shadow: 0 0 15px rgba(68, 68, 255, 0.5);
}

.color-square.red {
    background: var(--red-primary);
    box-shadow: 0 0 15px rgba(255, 68, 68, 0.5);
}

.signal-value {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.valid-value {
    color: var(--yellow-bright);
    text-shadow: 0 0 10px rgba(255, 255, 0, 0.5);
}

/* Wait Button */
.wait-button {
    width: 100%;
    padding: 18px;
    border: none;
    border-radius: 12px;
    background: var(--green-primary);
    color: #000;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 15px;
    box-shadow: 0 4px 15px rgba(0, 255, 0, 0.3);
}

.wait-button:disabled {
    opacity: 0.8;
    cursor: not-allowed;
}

.wait-button:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 255, 0, 0.5);
}

/* Protection Text */
.protection-text {
    text-align: center;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Platform Section */
.platform-section {
    margin-top: auto;
    margin-bottom: 30px;
}

.platform-button {
    width: 100%;
    padding: 20px;
    border: none;
    border-radius: 15px;
    background: linear-gradient(135deg, rgba(0, 255, 0, 0.2), rgba(0, 200, 0, 0.3));
    border: 2px solid rgba(0, 255, 0, 0.5);
    color: var(--text-primary);
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    box-shadow: 0 0 30px rgba(0, 255, 0, 0.2);
}

.platform-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(0, 255, 0, 0.4);
    border-color: rgba(0, 255, 0, 0.8);
}

.platform-subtitle {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-muted);
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .football-container {
        padding: 15px;
    }

    .footeball-header h1 {
        font-size: 1.5rem;
    }

    .signal-box {
        padding: 20px;
    }

    .signal-info-row {
        gap: 15px;
    }

    .color-square {
        width: 35px;
        height: 35px;
    }

    .signal-value {
        font-size: 1.5rem;
    }

    .wait-button {
        font-size: 1rem;
        padding: 15px;
    }

    .platform-button {
        font-size: 1.1rem;
        padding: 18px;
    }
}