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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

/* Navbar */
.navbar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar h1 {
    font-size: 1.8rem;
    font-weight: 600;
}

.back-link {
    color: white;
    text-decoration: none;
    font-size: 1.1rem;
    transition: opacity 0.3s;
}

.back-link:hover {
    opacity: 0.8;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 20px;
}

/* Login Page */
.login-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.login-box h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #667eea;
    font-size: 2rem;
}

.login-info {
    margin-top: 20px;
    padding: 15px;
    background: #f0f9ff;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.login-info p {
    margin: 5px 0;
    font-size: 0.9rem;
    color: #555;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #667eea;
}

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    margin-right: 10px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background: #6b7280;
    color: white;
}

.btn-secondary:hover {
    background: #4b5563;
}

.btn-success {
    background: #10b981;
    color: white;
}

.btn-success:hover {
    background: #059669;
}

.btn-danger {
    background: #ef4444;
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Dashboard */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.dashboard-header h2 {
    font-size: 2rem;
    color: #333;
}

.scoreboards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 25px;
}

.scoreboard-card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.scoreboard-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.scoreboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.scoreboard-header h3 {
    font-size: 1.5rem;
    color: #333;
}

.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-active {
    background: #d1fae5;
    color: #065f46;
}

.badge-paused {
    background: #fed7aa;
    color: #92400e;
}

.badge-completed {
    background: #e5e7eb;
    color: #374151;
}

.scoreboard-info {
    margin-bottom: 20px;
}

.scoreboard-info p {
    margin: 8px 0;
    color: #666;
}

.scoreboard-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* Manage Page */
.manage-controls {
    background: white;
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.scoreboard-settings {
    display: flex;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.setting-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.setting-group label {
    font-weight: 600;
    color: #333;
}

.setting-group input,
.setting-group select {
    padding: 8px 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
}

.action-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.teams-list {
    display: grid;
    gap: 20px;
}

.team-card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.team-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.team-header h3 {
    font-size: 1.8rem;
    color: #333;
}

.team-score {
    margin-bottom: 15px;
}

.score-display {
    margin-bottom: 15px;
}

.score-label {
    font-size: 1rem;
    color: #666;
    margin-right: 10px;
}

.score-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: #667eea;
}

.score-controls-wrapper {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.quick-controls,
.manual-entry {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
    padding: 15px;
    background: #f9fafb;
    border-radius: 8px;
    border-left: 4px solid #667eea;
}

.control-label {
    font-weight: 600;
    color: #667eea;
    min-width: 110px;
    font-size: 0.95rem;
}

.score-input {
    width: 150px;
    padding: 12px 15px;
    border: 2px solid #667eea;
    border-radius: 8px;
    font-size: 1.1rem;
    text-align: center;
    font-weight: 600;
    transition: all 0.3s;
}

.score-input:focus {
    outline: none;
    border-color: #764ba2;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    transform: scale(1.05);
}

.score-input::placeholder {
    color: #cbd5e1;
}

.rounds-display {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    padding-top: 15px;
    border-top: 2px solid #f0f0f0;
}

.round-score {
    background: #f3f4f6;
    padding: 8px 15px;
    border-radius: 8px;
    font-weight: 600;
    color: #374151;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 40px;
    border-radius: 15px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-content h2 {
    margin-bottom: 25px;
    color: #333;
    font-size: 1.8rem;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close:hover,
.close:focus {
    color: #000;
}

/* Error Messages */
.error-message {
    display: none;
    background: #fee;
    color: #c33;
    padding: 12px;
    border-radius: 8px;
    margin-top: 15px;
    border-left: 4px solid #c33;
}

.no-data {
    text-align: center;
    padding: 40px;
    color: #999;
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .navbar h1 {
        font-size: 1.5rem;
    }

    .dashboard-header {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
    }

    .scoreboards-grid {
        grid-template-columns: 1fr;
    }

    .scoreboard-actions {
        flex-direction: column;
    }

    .scoreboard-actions .btn {
        width: 100%;
    }

    .manage-controls {
        padding: 20px;
    }

    .scoreboard-settings {
        flex-direction: column;
        gap: 15px;
    }

    .score-controls-wrapper {
        gap: 10px;
    }

    .quick-controls,
    .manual-entry {
        padding: 12px;
        flex-direction: column;
        align-items: stretch;
    }

    .control-label {
        min-width: auto;
        text-align: center;
        margin-bottom: 5px;
    }

    .score-input {
        width: 100%;
    }

    .manual-entry button {
        width: 100%;
    }

    .team-header {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }

    .modal-content {
        width: 95%;
        padding: 25px;
        margin: 10% auto;
    }

    .login-box {
        padding: 30px 20px;
    }
}

@media (max-width: 480px) {
    .navbar h1 {
        font-size: 1.2rem;
    }

    .dashboard-header h2 {
        font-size: 1.5rem;
    }

    .score-value {
        font-size: 2rem;
    }

    .btn {
        padding: 10px 18px;
        font-size: 0.9rem;
    }
}