/**
 * Silky Football Club - Premium Dark Theme
 *
 * Modern dark theme with CSS variables, soft shadows, and smooth transitions.
 * Designed for a premium football club web experience.
 */

/* ============================================================================
   CSS VARIABLES - DARK THEME
   ============================================================================ */
:root {
    /* Primary Colors */
    --primary-color: #ffd447;
    --primary-hover: #e5b800;
    --primary-dark: #c79f00;

    --secondary-color: #0c2e6e;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;

    /* Dark Theme Background Colors */
    --bg-primary: #071a3d;         /* Deep navy blue */
    --bg-secondary: #0b2458;       /* Lighter navy */
    --bg-tertiary: #0c2e6e;        /* Card backgrounds */
    --bg-elevated: #173f8f;        /* Elevated elements */

    /* Text Colors */
    --text-primary: #f1f5f9;       /* Main text */
    --text-secondary: #cbd5e1;     /* Secondary text */
    --text-muted: #94a3b8;         /* Muted text */
    --text-disabled: #64748b;      /* Disabled text */

    /* Border Colors */
    --border-color: #334155;
    --border-light: #475569;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.4);

    /* Glow Effects */
    --glow-primary: 0 0 20px rgba(59, 130, 246, 0.3);
    --glow-success: 0 0 20px rgba(16, 185, 129, 0.3);
    --glow-danger: 0 0 20px rgba(239, 68, 68, 0.3);

    /* Layout Theme Accents */
    --bg-primary-alt: #1a1f35;
    --navbar-start: rgba(7, 26, 61, 0.96);
    --navbar-end: rgba(7, 26, 61, 0.96);
    --navbar-brand-color: var(--text-primary);
    --navbar-brand-hover: #ffd447;
    --navbar-link-color: #ffffff;
    --navbar-link-hover: #ffffff;
    --navbar-link-hover-bg: rgba(255, 212, 71, 0.25);
    --navbar-link-active: #ffffff;
    --navbar-link-active-bg: rgba(255, 212, 71, 0.35);
    --outline-light-color: #ffffff;
    --outline-light-hover-bg: #ffd447;
    --outline-light-hover-color: #071a3d;
    --footer-end: #0d1424;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Transitions */
    --transition-fast: all 0.15s ease;
    --transition-base: all 0.3s ease;
    --transition-slow: all 0.5s ease;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

/* ============================================================================
   BLUE/YELLOW THEME
   ============================================================================ */
[data-theme="sunny"] {
    --primary-color: #0c2e6e;
    --primary-hover: #103a86;
    --primary-dark: #071a3d;

    --secondary-color: #0c2e6e;
    --warning-color: #0c2e6e;

    --bg-primary: #ffffff;
    --bg-primary-alt: #f4f7ff;
    --bg-secondary: #ffffff;
    --bg-tertiary: #eef4ff;
    --bg-elevated: #dce9ff;

    --text-primary: #0a1e4c;
    --text-secondary: #0c2e6e;
    --text-muted: #334155;
    --text-disabled: #64748b;

    --border-color: #d8e1eb;
    --border-light: #c8d4e3;

    --shadow-sm: 0 1px 2px 0 rgba(5, 38, 84, 0.10);
    --shadow-md: 0 8px 14px -8px rgba(7, 46, 99, 0.22), 0 2px 6px -2px rgba(7, 46, 99, 0.16);
    --shadow-lg: 0 12px 24px -10px rgba(7, 46, 99, 0.26), 0 6px 12px -6px rgba(7, 46, 99, 0.20);
    --shadow-xl: 0 20px 34px -14px rgba(7, 46, 99, 0.30), 0 12px 24px -10px rgba(7, 46, 99, 0.24);

    --glow-primary: 0 0 18px rgba(11, 99, 206, 0.30);
    --glow-success: 0 0 18px rgba(16, 185, 129, 0.22);
    --glow-danger: 0 0 18px rgba(239, 68, 68, 0.22);

    --navbar-start: rgba(12, 46, 110, 0.96);
    --navbar-end: rgba(12, 46, 110, 0.96);
    --navbar-brand-color: #ffffff;
    --navbar-brand-hover: #ffffff;
    --navbar-link-color: #ffffff;
    --navbar-link-hover: #ffffff;
    --navbar-link-hover-bg: rgba(255, 255, 255, 0.18);
    --navbar-link-active: #ffffff;
    --navbar-link-active-bg: rgba(255, 255, 255, 0.26);
    --outline-light-color: #ffffff;
    --outline-light-hover-bg: #ffffff;
    --outline-light-hover-color: #0c2e6e;
    --footer-end: #e2e8f0;
}

[data-theme="sunny"] body {
    background: linear-gradient(135deg, #f7faff 0%, #ffffff 48%, #f1f5f9 100%);
    background-attachment: fixed;
}

/* ============================================================================
   GLOBAL STYLES
   ============================================================================ */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-primary-alt) 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img,
svg,
video,
canvas {
    max-width: 100%;
    height: auto;
}

.table-responsive {
    width: 100%;
}

/* ============================================================================
   CARDS
   ============================================================================ */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: var(--border-light);
}

.card-header {
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    padding: 1rem 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-header.bg-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-bottom-color: var(--primary-dark);
    color: #ffffff;
}

.card-header.bg-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
    color: #ffffff;
}

.card-header.bg-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
    color: #ffffff;
}

.card-header.bg-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #d97706 100%);
}

.card-body {
    padding: 1.5rem;
    color: var(--text-secondary);
}

.card-footer {
    background: var(--bg-tertiary);
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

/* Card Glow Effect */
.card-glow {
    box-shadow: var(--shadow-lg), var(--glow-primary);
}

/* ============================================================================
   BUTTONS
   ============================================================================ */
.btn {
    border-radius: var(--radius-md);
    font-weight: 500;
    padding: 0.625rem 1.25rem;
    transition: var(--transition-base);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn:active {
    transform: translateY(0);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: #ffffff;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary-dark) 100%);
    box-shadow: var(--shadow-md), var(--glow-primary);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

.btn-outline-light {
    background: transparent;
    border: 2px solid var(--outline-light-color);
    color: var(--outline-light-color);
}

.btn-outline-light:hover {
    background: var(--outline-light-hover-bg);
    color: var(--outline-light-hover-color);
}

.btn-outline-secondary {
    background: transparent;
    border: 2px solid var(--border-light);
    color: var(--text-secondary);
}

.btn-outline-secondary:hover {
    background: var(--bg-tertiary);
    border-color: var(--text-secondary);
}

/* ============================================================================
   NAVBAR
   ============================================================================ */
.navbar {
    background: linear-gradient(135deg, var(--navbar-start) 0%, var(--navbar-end) 100%);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    padding: 0.75rem 0;
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--navbar-brand-color) !important;
    font-size: 1.5rem;
    transition: var(--transition-base);
}

.navbar-brand:hover {
    color: var(--navbar-brand-hover) !important;
    text-shadow: var(--glow-primary);
}

.navbar .nav-link {
    color: var(--navbar-link-color) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    position: relative;
}

.navbar .nav-link:hover {
    color: var(--navbar-link-hover) !important;
    background: var(--navbar-link-hover-bg);
}

.navbar .nav-link.active {
    color: var(--navbar-link-active) !important;
    background: var(--navbar-link-active-bg);
}

.navbar .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 2px;
}

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

.offcanvas .nav-link:hover,
.offcanvas .nav-link.active {
    color: var(--primary-color) !important;
    background: rgba(11, 99, 206, 0.10);
}

/* Dropdown */
.dropdown-menu {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 0.5rem;
    margin-top: 0.5rem;
}

.dropdown-item {
    color: var(--text-secondary);
    padding: 0.625rem 1rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--bg-tertiary);
    color: var(--primary-color);
}

.dropdown-item.active {
    background: var(--primary-color);
    color: white;
}

.dropdown-divider {
    border-color: var(--border-color);
    margin: 0.5rem 0;
}

/* ============================================================================
   OFFCANVAS (MOBILE MENU)
   ============================================================================ */
.offcanvas {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    border-right: 1px solid var(--border-color);
}

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

.offcanvas-title {
    color: var(--text-primary);
    font-weight: 700;
}

.btn-close-white {
    filter: brightness(0) invert(1);
}

/* ============================================================================
   FORMS
   ============================================================================ */
.form-control,
.form-select {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    transition: var(--transition-base);
}

.form-control:focus,
.form-select:focus {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(59, 130, 246, 0.15);
    color: var(--text-primary);
    outline: none;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-text {
    color: var(--text-muted);
}

/* ============================================================================
   ALERTS
   ============================================================================ */
.alert {
    border-radius: var(--radius-md);
    border: none;
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-sm);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(5, 150, 105, 0.1) 100%);
    border-left: 4px solid var(--success-color);
    color: #6ee7b7;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(220, 38, 38, 0.1) 100%);
    border-left: 4px solid var(--danger-color);
    color: #fca5a5;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.2) 0%, rgba(217, 119, 6, 0.1) 100%);
    border-left: 4px solid var(--warning-color);
    color: #fcd34d;
}

.alert-info {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2) 0%, rgba(14, 165, 233, 0.1) 100%);
    border-left: 4px solid var(--info-color);
    color: #67e8f9;
}

/* ============================================================================
   FOOTER
   ============================================================================ */
footer {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--footer-end) 100%);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    margin-top: 4rem;
}

footer h5, footer h6 {
    color: var(--text-primary);
    font-weight: 600;
}

footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-base);
    display: inline-block;
}

footer a:hover {
    color: var(--primary-color);
    transform: translateX(3px);
}

footer .social-links a {
    font-size: 1.5rem;
}

footer .social-links a:hover {
    transform: scale(1.2);
}

footer hr {
    border-color: var(--border-color);
    opacity: 1;
}

.footer-club-logo {
    width: 150px;
    height: 150px;
    object-fit: contain;
    vertical-align: middle;
    filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.35));
    transform-origin: center center;
    animation: footer-logo-heartbeat 1.2s ease-in-out infinite;
}

@keyframes footer-logo-heartbeat {
    0% { transform: scale(1); }
    14% { transform: scale(1.1); }
    28% { transform: scale(1); }
    42% { transform: scale(1.07); }
    70% { transform: scale(1); }
    100% { transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
    .footer-club-logo {
        animation: none;
    }
}

[data-theme="sunny"] footer {
    background: linear-gradient(135deg, #f7fbff 0%, #fff4bf 100%);
    color: #0b1f4b;
}

[data-theme="sunny"] footer h5,
[data-theme="sunny"] footer h6 {
    color: #0b1f4b;
}

[data-theme="sunny"] footer .text-muted {
    color: #123a73 !important;
}

[data-theme="sunny"] footer a {
    color: #0b1f4b;
}

[data-theme="sunny"] footer a:hover {
    color: #063b7f;
}

[data-theme="sunny"] footer hr {
    border-color: #b8cceb;
}

[data-theme="sunny"] [data-next-match-countdown] {
    color: #ffffff;
}

[data-theme="sunny"] [data-next-match-countdown] .text-muted,
[data-theme="sunny"] [data-next-match-countdown] .text-info,
[data-theme="sunny"] [data-next-match-countdown] [data-countdown-status],
[data-theme="sunny"] [data-next-match-countdown] small {
    color: #ffffff !important;
}

/* Keep readability high on light cards/lists in sunny mode */
[data-theme="sunny"] .card-body .text-white,
[data-theme="sunny"] .card-body a.text-white,
[data-theme="sunny"] .list-group-item .text-white,
[data-theme="sunny"] .list-group-item a.text-white {
    color: #0b1f4b !important;
}

[data-theme="sunny"] .card-body a.text-white:hover,
[data-theme="sunny"] .list-group-item a.text-white:hover {
    color: var(--primary-color) !important;
}

/* ============================================================================
   BADGES
   ============================================================================ */
.badge {
    font-weight: 500;
    padding: 0.4em 0.8em;
    border-radius: var(--radius-sm);
}

/* ============================================================================
   TABLES
   ============================================================================ */
.table {
    color: var(--text-secondary);
}

.table thead {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--bg-tertiary);
}

/* ============================================================================
   SCROLLBAR
   ============================================================================ */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--bg-elevated);
}

/* ============================================================================
   UTILITY CLASSES
   ============================================================================ */
.text-muted {
    color: var(--text-muted) !important;
}

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

.bg-dark-custom {
    background: var(--bg-secondary) !important;
}

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

/* Text Truncate */
.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.text-truncate-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Image Styles */
img {
    max-width: 100%;
    height: auto;
}

.img-thumbnail {
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
    padding: 0.25rem;
}

/* Player Avatar */
.player-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-color);
    transition: var(--transition-base);
}

.player-avatar:hover {
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
    transform: scale(1.1);
}

/* Loading Spinner */
.spinner-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
}

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

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* Responsive Improvements */
@media (max-width: 768px) {
    .card-body {
        padding: 1rem;
    }

    .btn {
        padding: 0.5rem 1rem;
    }
}