/* PUBG Tournament System - Main Stylesheet */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #f7941d;
    --secondary-color: #1a1a1a;
    --bg-dark: #0d0d0d;
    --bg-card: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --success: #00ff41;
    --danger: #ff3838;
    --warning: #ffd700;
    --border-color: #333;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Login Page */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #0d0d0d 0%, #1a1a1a 100%);
}

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

.login-box {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.login-box h1 {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 10px;
    font-size: 28px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.login-box h2 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 18px;
    color: var(--text-secondary);
}

.login-hint {
    text-align: center;
    margin-top: 20px;
    font-size: 12px;
    color: var(--text-secondary);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-primary);
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    transition: all 0.3s;
    display: inline-block;
    text-decoration: none;
    text-align: center;
}

.btn-primary {
    background: var(--primary-color);
    color: #000;
}

.btn-primary:hover {
    background: #ff9f2e;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(247, 148, 29, 0.4);
}

.btn-success {
    background: var(--success);
    color: #000;
}

.btn-success:hover {
    background: #00cc34;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: #cc0000;
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--border-color);
}

.btn-block {
    width: 100%;
    display: block;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.alert-error {
    background: rgba(255, 56, 56, 0.2);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.alert-success {
    background: rgba(0, 255, 65, 0.2);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-warning {
    background: rgba(255, 215, 0, 0.2);
    border: 1px solid var(--warning);
    color: var(--warning);
}

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

/* Header */
.header {
    background: var(--bg-card);
    border-bottom: 2px solid var(--primary-color);
    padding: 15px 0;
    margin-bottom: 30px;
}

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

.header h1 {
    color: var(--primary-color);
    font-size: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.header-nav {
    display: flex;
    gap: 15px;
    align-items: center;
}

.header-nav a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 5px;
    transition: all 0.3s;
}

.header-nav a:hover,
.header-nav a.active {
    color: var(--primary-color);
    background: rgba(247, 148, 29, 0.1);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.card-header h2 {
    color: var(--primary-color);
    font-size: 20px;
}

.card-body {
    padding: 10px 0;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    background: var(--bg-dark);
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 12px;
}

.table tr:hover {
    background: rgba(247, 148, 29, 0.05);
}

.table img {
    max-width: 50px;
    height: auto;
    border-radius: 5px;
}

/* Grid */
.grid {
    display: grid;
    gap: 20px;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Team Card */
.team-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    transition: all 0.3s;
}

.team-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(247, 148, 29, 0.2);
}

.team-card img {
    max-width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 10px;
}

.team-card h3 {
    color: var(--text-primary);
    margin-bottom: 5px;
}

.team-card .tag {
    color: var(--text-secondary);
    font-size: 12px;
}

/* Control Panel */
.control-panel {
    display: grid;
    gap: 15px;
}

.control-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
}

.control-item.alive {
    border-left: 4px solid var(--success);
}

.control-item.dead {
    border-left: 4px solid var(--danger);
    opacity: 0.6;
}

.control-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.control-header h3 {
    font-size: 16px;
    color: var(--text-primary);
}

.control-stats {
    display: flex;
    gap: 20px;
    margin-bottom: 10px;
    font-size: 14px;
}

.control-stats span {
    color: var(--text-secondary);
}

.control-stats strong {
    color: var(--primary-color);
}

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

/* Badge */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 3px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-success {
    background: var(--success);
    color: #000;
}

.badge-danger {
    background: var(--danger);
    color: #fff;
}

.badge-warning {
    background: var(--warning);
    color: #000;
}

.badge-secondary {
    background: var(--border-color);
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }
    
    .header-nav {
        width: 100%;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .control-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

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

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.flex {
    display: flex;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gap-10 {
    gap: 10px;
}

.hidden {
    display: none;
}