/* Professional CSS for Player Match Tracker */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #64748b;
    --success: #059669;
    --danger: #dc2626;
    --warning: #d97706;
    --info: #0891b2;
    --light: #f8fafc;
    --dark: #1e293b;
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
}

/* Base Styles */
body {
    background-color: var(--gray-50);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--gray-800);
    line-height: 1.6;
}

/* Navigation - Compact & Modern */
.navbar {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.06);
    padding: 0.5rem 0;
    min-height: auto;
}

.navbar-brand {
    font-weight: 600;
    font-size: 1rem;
    color: var(--gray-800);
    padding: 0.25rem 0;
    display: flex;
    align-items: center;
}

.navbar-nav .nav-link {
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.85rem;
    padding: 0.4rem 0.75rem;
    border-radius: 4px;
    transition: all 0.2s ease;
    margin: 0 0.125rem;
}

.navbar-nav .nav-link:hover {
    color: var(--primary);
    background-color: var(--gray-50);
}

.navbar-nav .nav-link.active {
    color: var(--primary);
    background-color: rgba(37, 99, 235, 0.1);
    font-weight: 600;
}

.navbar-toggler {
    padding: 0.25rem 0.5rem;
    font-size: 0.9rem;
    border: 1px solid var(--gray-300);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.25);
}

/* Cards */
.card {
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
    background-color: var(--white);
}

.card-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    font-weight: 600;
    color: var(--gray-800);
    padding: 1rem 1.25rem;
}

/* Buttons */
.btn {
    font-weight: 500;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    border: 1px solid transparent;
    transition: all 0.15s ease;
    text-transform: none;
    font-size: 0.875rem;
    letter-spacing: normal;
}

.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    color: var(--white);
    transform: none;
}

.btn-success {
    background-color: var(--success);
    border-color: var(--success);
    color: var(--white);
}

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

.btn-warning {
    background-color: var(--warning);
    border-color: var(--warning);
    color: var(--white);
}

.btn-info {
    background-color: var(--info);
    border-color: var(--info);
    color: var(--white);
}

.btn-secondary {
    background-color: var(--gray-500);
    border-color: var(--gray-500);
    color: var(--white);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

/* Tables */
.table {
    background-color: var(--white);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.table thead th {
    background-color: var(--gray-100);
    border-bottom: 1px solid var(--gray-200);
    color: var(--gray-700);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    padding: 0.6rem;
}

.table tbody td {
    padding: 0.6rem;
    border-bottom: 1px solid var(--gray-100);
    vertical-align: middle;
    font-size: 0.85rem;
}

.table tbody tr:hover {
    background-color: var(--gray-50);
}

/* Players & Tournaments Section - Medium Compact */
#players-section,
#tournaments-section {
    padding-top: 1rem;
}

#players-section h2,
#tournaments-section h2 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-800);
}

#players-section hr,
#tournaments-section hr {
    margin: 0.5rem 0 1rem 0;
    border-color: var(--gray-200);
}

#players-section .btn,
#tournaments-section .btn {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    margin-bottom: 1rem;
}

#players-section .table-responsive,
#tournaments-section .table-responsive {
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

#playersTable,
#tournamentsTable {
    margin-bottom: 0;
    font-size: 0.85rem;
}

#playersTable thead th,
#tournamentsTable thead th {
    padding: 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
}

#playersTable tbody td,
#tournamentsTable tbody td {
    padding: 0.5rem;
    font-size: 0.8rem;
}

#playersTable .btn,
#tournamentsTable .btn {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    margin: 0.125rem;
}

#playersTable .btn-sm,
#tournamentsTable .btn-sm {
    font-size: 0.65rem;
    padding: 0.2rem 0.4rem;
}

/* Forms */
.form-label {
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-control {
    border: 1px solid var(--gray-300);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    transition: border-color 0.15s ease;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-select {
    border: 1px solid var(--gray-300);
    border-radius: 6px;
}

/* Modals */
.modal-content {
    border: none;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.modal-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    border-radius: 8px 8px 0 0;
}

.modal-title {
    color: var(--gray-800);
    font-weight: 600;
}

/* Stats Cards - Compact */
.stats-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    padding: 0.75rem;
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stats-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.stats-number {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.125rem;
}

.stats-label {
    color: var(--gray-500);
    font-size: 0.75rem;
    font-weight: 500;
}

/* Navigation Pills */
.nav-pills .nav-link {
    color: var(--gray-600);
    font-weight: 500;
    border-radius: 6px;
}

.nav-pills .nav-link.active {
    background-color: var(--primary);
    color: var(--white);
}

.nav-pills .nav-link:hover:not(.active) {
    background-color: var(--gray-100);
    color: var(--gray-700);
}

/* Alerts */
.alert {
    border: none;
    border-radius: 6px;
    padding: 0.75rem 1rem;
}

.alert-success {
    background-color: #dcfce7;
    color: #166534;
}

.alert-danger {
    background-color: #fef2f2;
    color: #991b1b;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.alert-info {
    background-color: #e0f2fe;
    color: #0c4a6e;
}

/* Dashboard - Compact */
.dashboard-header {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    text-align: center;
}

.dashboard-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.dashboard-subtitle {
    color: var(--gray-600);
    font-size: 0.85rem;
    margin-bottom: 0.25rem;
}

/* Dropdowns - Compact */
.dropdown-menu {
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 0.25rem 0;
    min-width: 160px;
}

.dropdown-header {
    color: var(--gray-600);
    font-weight: 600;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    padding: 0.375rem 0.75rem;
    margin-bottom: 0.125rem;
}

.dropdown-item {
    color: var(--gray-700);
    font-size: 0.8rem;
    padding: 0.375rem 0.75rem;
    transition: all 0.15s ease;
}

.dropdown-item:hover {
    background-color: var(--gray-50);
    color: var(--primary);
}

.dropdown-item i {
    width: 16px;
    text-align: center;
    margin-right: 0.5rem;
    font-size: 0.75rem;
}

.dropdown-divider {
    border-color: var(--gray-200);
    margin: 0.25rem 0;
}

/* Loading Spinner */
.loading-spinner {
    border: 2px solid var(--gray-200);
    border-top: 2px solid var(--primary);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Content Animation */
.content-section {
    animation: fadeIn 0.3s ease;
}

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

/* Badge Styles */
.badge.bg-success {
    background-color: var(--success) !important;
}

.badge.bg-danger {
    background-color: var(--danger) !important;
}

.badge.bg-warning {
    background-color: var(--warning) !important;
    color: var(--white) !important;
}

/* Responsive */
@media (max-width: 768px) {
    .stats-card {
        margin-bottom: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
    
    .dashboard-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.875rem;
    }
}

/* Navigation Cards - Ultra Compact */
.nav-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    padding: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    position: relative;
}

.nav-card:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    border-color: var(--gray-300);
}

.nav-card-icon {
    width: 32px;
    height: 32px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.nav-card-icon.players-icon {
    background-color: var(--gray-100);
    color: var(--gray-600);
}

.nav-card-icon.tournaments-icon {
    background-color: var(--gray-100);
    color: var(--gray-600);
}

.nav-card-icon.games-icon {
    background-color: var(--gray-100);
    color: var(--gray-600);
}

.nav-card-icon.quick-games-icon {
    background-color: var(--gray-100);
    color: var(--gray-600);
}

.nav-card:hover .nav-card-icon {
    background-color: var(--primary);
    color: var(--white);
}

.nav-card-content {
    flex-grow: 1;
}

.nav-card-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.125rem;
}

.nav-card-text {
    font-size: 0.7rem;
    color: var(--gray-600);
    line-height: 1.3;
    margin-bottom: 0;
}

.nav-card-arrow {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    color: var(--gray-400);
    font-size: 0.7rem;
    transition: all 0.2s ease;
}

.nav-card:hover .nav-card-arrow {
    color: var(--primary);
    transform: translateX(2px);
}

/* Reports Card - Ultra Compact */
.reports-card {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 6px;
    padding: 0;
    margin-top: 1rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.reports-card-header {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    border-bottom: 1px solid var(--gray-200);
    background-color: var(--gray-50);
    border-radius: 6px 6px 0 0;
}

.reports-card-icon {
    width: 28px;
    height: 28px;
    border-radius: 4px;
    background-color: var(--gray-200);
    color: var(--gray-600);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 0.5rem;
    font-size: 0.8rem;
}

.reports-card-content h5 {
    margin-bottom: 0.125rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--gray-800);
}

.reports-card-content p {
    margin-bottom: 0;
    font-size: 0.7rem;
    color: var(--gray-600);
}

.reports-card-actions {
    padding: 0.75rem;
}

.reports-card-actions .btn {
    transition: all 0.2s ease;
    font-size: 0.7rem;
    padding: 0.3rem 0.5rem;
    margin-bottom: 0.25rem;
}

.reports-card-actions .btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.reports-card-actions h6 {
    font-weight: 600;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.2px;
    margin-bottom: 0.375rem;
    color: var(--gray-700);
}

/* Card animations */
@keyframes cardPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.nav-card:active {
    animation: cardPulse 0.3s ease;
}

/* Responsive design for cards */
@media (max-width: 991px) {
    .nav-card {
        margin-bottom: 0.5rem;
    }
    
    .nav-card-icon {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
    }
    
    .nav-card-title {
        font-size: 0.85rem;
    }
    
    .nav-card-text {
        font-size: 0.65rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 0.25rem 0;
    }
    
    .navbar-brand {
        font-size: 0.9rem;
    }
    
    .club-name {
        font-size: 0.85rem;
    }
    
    .club-tagline {
        font-size: 0.65rem;
    }
    
    .navbar-nav .nav-link {
        font-size: 0.8rem;
        padding: 0.3rem 0.5rem;
    }
    
    .dashboard-header {
        padding: 0.75rem;
        margin-bottom: 0.75rem;
    }
    
    .dashboard-title {
        font-size: 1.2rem;
    }
    
    .reports-card-header {
        flex-direction: column;
        text-align: center;
        padding: 0.5rem;
    }
    
    .reports-card-icon {
        margin-right: 0;
        margin-bottom: 0.25rem;
    }
    
    .reports-card-actions {
        padding: 0.5rem;
    }
    
    .reports-card-actions .col-md-4 {
        margin-bottom: 0.5rem;
    }
}

/* Loading state for nav cards */
.nav-card.loading {
    opacity: 0.7;
    pointer-events: none;
}

.nav-card.loading .nav-card-icon {
    animation: spin 1s linear infinite;
}

/* Utility Classes */
.text-muted {
    color: var(--gray-500) !important;
}

.text-primary {
    color: var(--primary) !important;
}

.bg-light {
    background-color: var(--gray-50) !important;
}

.border-light {
    border-color: var(--gray-200) !important;
}