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

    :root {
        --cska-red: #C8102E;
        --cska-dark-red: #8B0000;
        --cska-white: #FFFFFF;
        --gk-green: #39FF14;
        --gk-purple: #9D00FF;
        --banner-red-light: #E04E5C;
        --banner-red-medium: #C8102E;
        --banner-red-dark: #8B1E2F;
    }
    
    body {
        font-family: 'Montserrat', sans-serif;
        background: #B62029;
        min-height: 100vh;
        padding: 20px;
        color: #1a1a1a;
        position: relative;
        overflow-x: hidden;
    }
    
    /* Geometric triangles pattern */
    body::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 0;
        pointer-events: none;
        background: 
            linear-gradient(135deg, var(--banner-red-dark) 25%, transparent 25%),
            linear-gradient(225deg, var(--banner-red-dark) 25%, transparent 25%),
            linear-gradient(45deg, var(--banner-red-dark) 25%, transparent 25%),
            linear-gradient(315deg, var(--banner-red-dark) 25%, #B62029 25%);
        background-size: 400px 400px;
        background-position: 0 0, 200px 0, 200px -200px, 0px 200px;
    }
    
    .container { 
        max-width: 1400px; 
        margin: 0 auto; 
        position: relative; 
        z-index: 1; 
    }
    
    .header {
        background: white;
        border-radius: 20px;
        margin-bottom: 30px;
        box-shadow: 0 10px 40px rgba(0,0,0,0.2);
        text-align: center;
        position: relative;
    }
    
    .logo {
        width: 120px;
        height: 120px;
        margin: 0 auto 20px;
        background: var(--cska-red);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        color: white;
        box-shadow: 0 5px 20px rgba(200,16,46,0.3);
    }
    
    .logo .star { font-size: 48px; margin-bottom: -5px; }
    .logo .text { font-size: 22px; font-weight: 900; }
    .logo .year { font-size: 12px; margin-top: -3px; opacity: 0.9; }
    
    h1 {
        color: var(--cska-red);
        font-size: 32px;
        font-weight: 900;
        margin-bottom: 5px;
        letter-spacing: 1px;
    }
    
    .subtitle {
        color: #666;
        font-size: 14px;
        font-style: italic;
    }
    
    .nav {
        display: flex;
        flex-direction: column;
        gap: 8px;
        margin-bottom: 20px;
    }
    
    .nav-btn {
        background: white;
        border: none;
        padding: 15px 20px;
        border-radius: 8px;
        cursor: pointer;
        font-size: 15px;
        font-weight: 600;
        transition: all 0.3s;
        color: var(--cska-red);
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 12px;
        width: 100%;
    }
    
    .nav-btn svg {
        stroke: var(--cska-red);
        flex-shrink: 0;
    }
    
    .nav-btn:hover {
        background: #f8f9fa;
        transform: translateX(5px);
    }
    
    .nav-btn.active {
        background: var(--cska-red);
        color: white;
        box-shadow: 0 4px 15px rgba(200, 16, 46, 0.3);
    }
    
    .nav-btn.active svg {
        stroke: white;
    }
    
    .section {
        display: none;
        background: white;
        border-radius: 20px;
        padding: 40px;
        box-shadow: 0 10px 40px rgba(0,0,0,0.2);
        min-height: 400px;
    }
    
    .section.active { display: block; animation: fadeIn 0.3s; }
    
    @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }
    
    .section h2 {
        color: var(--cska-red);
        font-size: 28px;
        margin-bottom: 30px;
        padding-bottom: 15px;
        border-bottom: 3px solid var(--cska-red);
    }
    
    .players-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
        margin-top: 30px;
    }
    
    .player-card {
        border-radius: 15px;
        padding: 25px;
        cursor: pointer;
        transition: all 0.3s;
        position: relative;
    }
    
    .player-card.red {
        background: var(--cska-red);
        color: white;
    }
    
    .player-card.white {
        background: white;
        color: var(--cska-red);
        border: 3px solid var(--cska-red);
    }
    
    .player-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 15px 40px rgba(200,16,46,0.5);
    }
    
    .player-card.red:hover {
        background: linear-gradient(135deg, var(--cska-red) 0%, #A00D26 100%);
    }
    
    .player-card.white:hover {
        background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    }
    
    .player-card.goalkeeper-dobri {
        background: var(--gk-purple);
        color: white;
        border: none;
    }
    
    .player-card.goalkeeper-tseci {
        background: var(--gk-green);
        color: black;
        border: none;
    }
    
    .player-card .number {
        position: absolute;
        top: 10px;
        right: 10px;
        font-size: 48px;
        font-weight: 900;
        opacity: 0.3;
    }
    
    .player-card.red .number {
        opacity: 0.5;
        color: rgba(255, 255, 255, 0.8);
    }
    
    .player-card.goalkeeper-dobri .number {
        opacity: 1;
        color: white;
        text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }
    
    .player-card.goalkeeper-tseci .number {
        opacity: 1;
        color: black;
        text-shadow: none;
    }
    
    .player-card h3 {
        font-size: 20px;
        margin-bottom: 10px;
        color: inherit;
    }
    
    .player-card .position {
        font-size: 12px;
        font-weight: 600;
        text-transform: uppercase;
        margin-bottom: 15px;
        opacity: 0.9;
        color: inherit;
    }
    
    .btn {
        background: var(--cska-red);
        color: white;
        border: none;
        padding: 15px 40px;
        border-radius: 10px;
        font-size: 16px;
        font-weight: 700;
        cursor: pointer;
        transition: all 0.3s;
        box-shadow: 0 5px 15px rgba(200,16,46,0.3);
    }
    
    .btn:hover {
        background: var(--cska-dark-red);
        transform: translateY(-2px);
        box-shadow: 0 8px 20px rgba(200,16,46,0.4);
    }
    
    textarea {
        width: 100%;
        min-height: 400px;
        padding: 20px;
        border: 3px solid var(--cska-red);
        border-radius: 10px;
        font-family: monospace;
        font-size: 13px;
        resize: vertical;
    }
    
    textarea:focus {
        outline: none;
        box-shadow: 0 0 0 3px rgba(200,16,46,0.2);
    }
    
    .match-entry {
        background: #f8f9fa;
        padding: 30px;
        border-radius: 15px;
        margin-bottom: 20px;
    }
    
    .match-entry h3 {
        color: var(--cska-red);
        margin-bottom: 15px;
    }
    
    @media (max-width: 768px) {
        .container { padding: 10px; }
        .header { padding: 20px; }
        h1 { font-size: 24px; }
        .section { padding: 20px; }
        .nav-btn { padding: 12px 20px; font-size: 14px; }
    }
</style>