:root {
    --bg-dark: #0a0a0a;
    --bg-card: #141414;
    --bg-hover: #1f1f1f;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --accent: #66c0f4;
    --accent-hover: #2a8bcf;
    --border: #2a2a2a;
    --success: #4caf50;
    --error: #f44336;
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.5;
    font-weight: 400;
}

.wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.header {
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    gap: 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-primary);
}

.logo span {
    color: var(--accent);
}

/* Navigace */
.nav__list {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav__item a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav__item a:hover,
.nav__item--active a {
    color: var(--accent);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.8rem;
    cursor: pointer;
}

/* User area */
.user-area {
    display: flex;
    align-items: center;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--border);
}

.username {
    font-weight: 500;
    color: var(--text-primary);
}

.steam-login-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: #1b2838;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background 0.2s;
}

.steam-login-btn:hover {
    background-color: #2a3f5a;
}

/* Main */
.main {
    flex: 1;
    padding: 3rem 0;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 1.5rem 0;
    background-color: var(--bg-dark);
}

.footer__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer__links {
    display: flex;
    gap: 1.5rem;
}

.footer__links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
}

.footer__links a:hover {
    color: var(--accent);
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 80%;
        max-width: 300px;
        height: calc(100vh - 70px);
        background-color: var(--bg-card);
        border-right: 1px solid var(--border);
        transition: left 0.3s ease;
        z-index: 99;
    }

    .nav--open {
        left: 0;
    }

    .nav__list {
        flex-direction: column;
        gap: 0;
        padding: 1rem 0;
    }

    .nav__item a {
        display: block;
        padding: 0.75rem 1.5rem;
    }

    .footer__inner {
        flex-direction: column;
        text-align: center;
    }
}

/* Flash messages */
.flash-messages {
    margin-bottom: 2rem;
}

.flash-message {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
}

.flash-message--success {
    background-color: rgba(76, 175, 80, 0.2);
    border-left: 4px solid var(--success);
}

.flash-message--error {
    background-color: rgba(244, 67, 54, 0.2);
    border-left: 4px solid var(--error);
}

/* Základní tlačítka */
.btn {
    display: inline-block;
    background-color: var(--accent);
    color: #0a0a0a;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.2s;
}

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

.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
    border-radius: 24px;
    margin-bottom: 4rem;
}
.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}
.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}
.hero__btn {
    font-size: 1.2rem;
    padding: 0.8rem 2rem;
}
.online-players {
    margin-top: 2rem;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-card);
    padding: 0.5rem 1rem;
    border-radius: 40px;
}
.online-dot {
    width: 10px;
    height: 10px;
    background-color: var(--success);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 1.5s infinite;
}
@keyframes pulse {
    0% { opacity: 0.4; transform: scale(0.8);}
    100% { opacity: 1; transform: scale(1.2);}
}
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}
.feature-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    transition: transform 0.2s, background 0.2s;
}
.feature-card:hover {
    transform: translateY(-5px);
    background: var(--bg-hover);
}
.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}
/* Mé statistiky */
.my-stats {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}
.profile-header {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-bottom: 1.5rem;
}
.avatar-large {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 2px solid var(--accent);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}
.stat-card {
    background: var(--bg-hover);
    padding: 0.8rem;
    border-radius: 12px;
    text-align: center;
}
.stat-card span {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
}
.stat-card strong {
    font-size: 1.5rem;
    display: block;
}

/* Žebříček */
.leaderboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    margin: 1.5rem 0 1rem;
}
.my-rank-badge {
    background: var(--accent);
    color: #0a0a0a;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-weight: bold;
}
.filters {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.search-form input {
    padding: 0.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-dark);
    color: var(--text-primary);
}
.btn-sort {
    background: var(--bg-hover);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-primary);
}
.btn-sort.active {
    background: var(--accent);
    color: #0a0a0a;
}
.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
}
.leaderboard-table th, .leaderboard-table td {
    padding: 0.8rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
.leaderboard-table th {
    color: var(--accent);
}
.player-info {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}
.avatar-small {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}
.pagination a {
    padding: 0.4rem 0.8rem;
    background: var(--bg-card);
    border-radius: 6px;
    text-decoration: none;
}
.pagination a.active {
    background: var(--accent);
    color: #0a0a0a;
}
.my-stats-placeholder {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    margin-bottom: 2rem;
    border: 1px dashed var(--border);
}
.my-stats-placeholder p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}
.my-stats-placeholder .steam-login-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: #1b2838;
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.2s;
}
.my-stats-placeholder .steam-login-btn:hover {
    background-color: #2a3f5a;
}
.search-form {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}
.search-input {
    padding: 0.6rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-dark);
    color: var(--text-primary);
    font-size: 0.9rem;
    min-width: 200px;
}
.btn-search, .btn-reset {
    background-color: var(--accent);
    color: #0a0a0a;
    border: none;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    text-decoration: none;
    display: inline-block;
    font-size: 0.9rem;
}
.btn-search:hover, .btn-reset:hover {
    background-color: var(--accent-hover);
}
.btn-reset {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}
.btn-reset:hover {
    background-color: #2a2a2a;
}
/* Taby */
.tabs {
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.tab {
    padding: 0.6rem 1.2rem;
    background: var(--bg-card);
    border-radius: 8px 8px 0 0;
    text-decoration: none;
    color: var(--text-primary);
    transition: background 0.2s;
}
.tab.active {
    background: var(--accent);
    color: #0a0a0a;
}
.tab:hover:not(.active) {
    background: var(--bg-hover);
}

/* Tabulka */
.table-responsive {
    overflow-x: auto;
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}
.data-table th, .data-table td {
    padding: 0.6rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
.data-table th {
    background: var(--bg-card);
    color: var(--accent);
}
.data-table tr:hover {
    background: var(--bg-hover);
}
.contact-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 2rem;
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 2rem;
    border: 1px solid var(--border);
}
.contact-avatar {
    flex-shrink: 0;
}
.admin-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 3px solid var(--accent);
    object-fit: cover;
}
.contact-details h2 {
    margin-top: 0;
    margin-bottom: 0.5rem;
}
.contact-details p {
    margin: 0.5rem 0;
}
.contact-details a {
    color: var(--accent);
    text-decoration: none;
}
.contact-details a:hover {
    text-decoration: underline;
}
.contact-note {
    background: var(--bg-hover);
    padding: 1.5rem;
    border-radius: 16px;
    text-align: center;
    color: var(--text-secondary);
}
.rules-header {
    text-align: center;
    margin-bottom: 2rem;
}
.rules-header h1 {
    font-size: 2rem;
    color: var(--accent);
}
.rules-section {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 1.2rem 1.8rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--accent);
}
.rules-section h2 {
    margin-top: 0;
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
}
.rules-section ul {
    margin: 0;
    padding-left: 1.5rem;
}
.rules-section li {
    margin: 0.5rem 0;
    line-height: 1.4;
}
.rules-footer {
    margin-top: 2rem;
    padding: 1rem;
    background: var(--bg-hover);
    border-radius: 12px;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}