:root {
    --fg: #f0f0f0;
    --bg: #1a1f2e;
    --bg-secondary: #252d3f;
    --accent: #15573F;
    --accent-hover: #0F4130;
    --gold: #F4C430;
    --muted: #94a3b8;
    --border: #334155;
    --error: #ef4444;
    --warning: #f59e0b;
    --success: #15573F;
}

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

html {
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--fg);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
}

.app {
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
    width: 100%;
}

/* Sidebar */
.sidebar {
    width: 250px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    left: 0;
    top: 0;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.sidebar-header h1 {
    font-size: 1.25rem;
    color: var(--gold);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 24px;
    height: 24px;
    stroke: var(--gold);
    flex-shrink: 0;
}

.nav-links {
    list-style: none;
    padding: 1rem 0;
    flex: 1;
}

.nav-links li {
    margin: 0;
}

.nav-links a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.5rem;
    color: var(--fg);
    text-decoration: none;
    transition: background-color 0.2s;
}

.nav-icon {
    width: 18px;
    height: 18px;
    stroke: var(--muted);
    transition: stroke 0.2s;
    flex-shrink: 0;
}

.nav-links a:hover .nav-icon,
.nav-links a.active .nav-icon {
    stroke: var(--gold);
}

.nav-links a:hover {
    background: rgba(21, 87, 63, 0.15);
}

.nav-links a.active {
    background: rgba(21, 87, 63, 0.2);
    border-left: 3px solid var(--gold);
    padding-left: calc(1.5rem - 3px);
}

.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid var(--border);
}

.logout-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--fg);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s;
}

.btn-icon {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    flex-shrink: 0;
}

.logout-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--error);
    color: var(--error);
}

.player-portal-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 0.75rem;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--gold);
    border-radius: 4px;
    font-size: 0.875rem;
    text-decoration: none;
    transition: all 0.2s;
}

.player-portal-link:hover {
    background: rgba(21, 87, 63, 0.15);
    border-color: var(--gold);
}

/* Main content */
.main-content {
    flex: 1;
    margin-left: 250px;
    padding: 2rem;
    max-width: 1400px;
    width: 100%;
    overflow-x: hidden;
}

/* Page styles */
.page {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-header {
    margin-bottom: 2rem;
}

.page-header h2 {
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.page-header-icon {
    width: 32px;
    height: 32px;
    stroke: var(--gold);
    flex-shrink: 0;
}

.page-header p {
    color: var(--muted);
    font-size: 0.875rem;
}

/* Cards */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    overflow-x: hidden;
    width: 100%;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.875rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--fg);
    font-size: 1rem;
}

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

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

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

.btn-secondary {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--fg);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.btn-danger {
    background: var(--error);
    color: white;
}

.btn-danger:hover {
    opacity: 0.9;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Tables */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
    max-width: 100%;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead {
    background: var(--bg);
}

th {
    text-align: left;
    padding: 1rem;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    border-bottom: 2px solid var(--border);
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}

tbody tr:hover {
    background: rgba(21, 87, 63, 0.1);
}

/* Toast notifications */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1000;
    animation: slideIn 0.3s ease-out;
}

.toast.error {
    border-color: var(--error);
    background: rgba(239, 68, 68, 0.1);
}

.toast.success {
    border-color: var(--success);
    background: rgba(21, 87, 63, 0.1);
}

.toast.hidden {
    display: none;
}

@keyframes slideIn {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
}

.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
}

.modal-close {
    background: transparent;
    border: none;
    color: var(--muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--fg);
}

.modal-footer {
    margin-top: 1.5rem;
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
}

.hidden {
    display: none !important;
}

/* Badge */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-success {
    background: rgba(21, 87, 63, 0.2);
    color: var(--gold);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.badge-error {
    background: rgba(239, 68, 68, 0.2);
    color: var(--error);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1002;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
    stroke: var(--gold);
}

.menu-toggle:hover {
    background: var(--accent);
    border-color: var(--gold);
}

/* Overlay */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 998;
}

.overlay.active {
    display: block;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 200px;
    }

    .main-content {
        margin-left: 200px;
        padding: 1.5rem;
        overflow-x: hidden;
    }

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

    table {
        font-size: 0.875rem;
    }

    th, td {
        padding: 0.75rem 0.5rem;
    }
}

@media (max-width: 640px) {
    .menu-toggle {
        display: block;
    }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
        z-index: 999;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        padding: 1rem 0.5rem;
    }

    .page-header h2 {
        margin-left: 3rem;
        font-size: 1.25rem;
    }

    .card {
        padding: 1rem;
    }

    /* Make tables more mobile-friendly */
    table {
        font-size: 0.75rem;
    }

    th, td {
        padding: 0.5rem 0.25rem;
        white-space: nowrap;
    }

    th {
        font-size: 0.625rem;
    }

    .btn-small {
        padding: 0.375rem 0.75rem;
        font-size: 0.625rem;
    }

    .stat-card {
        padding: 1rem;
    }

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

    .form-group {
        margin-bottom: 1rem;
    }

    .modal {
        padding: 1rem;
        width: 95%;
    }
}