/* Minimalistic Black & White Design with Paintbrush Gradient */

:root {
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray-dark: #333333;
    --color-gray-medium: #666666;
    --color-gray-light: #999999;
    --color-gray-lighter: #f5f5f5;
    --color-gold: #D4AF37;
}

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

/* Simple Black to White Gradient Header - moved to separate banner */
.paintbrush-header {
    position: relative;
    background: transparent;
}

/* Gradient Banner below navbar */
.gradient-banner {
    width: 100%;
    height: 60px;
    background: linear-gradient(115deg, #353535 0%, #FFFFFF 100%);
}

/* Navbar styling */
.navbar {
    position: relative;
    z-index: 10;
    padding: 1rem 0;
    background: transparent;
}

.navbar-brand {
    color: var(--color-black) !important;
    font-weight: 600;
    font-size: 1.5rem;
    letter-spacing: 1px;
}

.navbar-brand:hover {
    color: var(--color-gray-dark) !important;
}

.nav-link {
    color: var(--color-black) !important;
    font-weight: 400;
    font-size: 1rem;
    transition: color 0.3s ease;
    padding: 0.625rem 1rem;
    position: relative;
}

.nav-link:hover {
    color: var(--color-gray-dark) !important;
}

/* Brand link (This is Seon) - bold text, same size as other nav links */
.nav-link.brand-link {
    font-weight: 700;
    font-size: 1rem;
    padding: 0.625rem 1rem;
}

.dropdown-toggle {
    color: var(--color-black) !important;
}

.dropdown-toggle:hover {
    color: var(--color-gray-dark) !important;
}

.dropdown-menu {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-light);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1050;
    position: absolute;
}

.dropdown-item {
    color: var(--color-black);
    padding: 0.5rem 1.5rem;
}

.dropdown-item:hover {
    background-color: var(--color-gray-lighter);
    color: var(--color-black);
}

/* User dropdown styling */
#userDropdown {
    color: var(--color-black) !important;
}

#userDropdown:hover {
    color: var(--color-gray-dark) !important;
}

/* Navbar toggler for mobile */
.navbar-toggler {
    border-color: rgba(0,0,0,0.3);
    box-shadow: none !important;
}

.navbar-toggler:focus,
.navbar-toggler:focus-visible {
    box-shadow: none !important;
    outline: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3ccircle fill='%23000000' cx='7' cy='15' r='2.5'/%3e%3ccircle fill='%23000000' cx='15' cy='15' r='2.5'/%3e%3ccircle fill='%23000000' cx='23' cy='15' r='2.5'/%3e%3c/svg%3e");
}

/* Content Styling */
main.container {
    min-height: 60vh;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-black);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

p {
    color: var(--color-gray-dark);
    margin-bottom: 1rem;
}

/* Cards */
.card {
    border: 1px solid var(--color-gray-light);
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: box-shadow 0.3s ease;
}

.card:hover {
    /* Hover highlight removed */
}

.card-header {
    background-color: var(--color-gray-lighter);
    border-bottom: 1px solid var(--color-gray-light);
    font-weight: 600;
}

/* Buttons */
.btn-primary {
    background-color: var(--color-black);
    border-color: var(--color-black);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-gray-dark);
    border-color: var(--color-gray-dark);
}

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

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

/* Forms */
.form-control {
    border: 1px solid var(--color-gray-light);
    border-radius: 4px;
}

.form-control:focus {
    border-color: var(--color-black);
    box-shadow: 0 0 0 0.2rem rgba(0,0,0,0.15);
}

/* Tables */
.table {
    border-color: var(--color-gray-light);
}

.table thead th {
    background-color: var(--color-gray-lighter);
    border-bottom: 2px solid var(--color-gray-medium);
    font-weight: 600;
}

/* Alerts */
.alert {
    border-radius: 4px;
    border: none;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

/* Pagination */
.pagination .page-link {
    color: var(--color-black);
    border: 1px solid var(--color-gray-light);
}

.pagination .page-item.active .page-link {
    background-color: var(--color-black);
    border-color: var(--color-black);
    color: var(--color-white);
}

.pagination .pagination-status {
    min-width: 180px;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.pagination .page-link:hover {
    background-color: var(--color-gray-lighter);
    color: var(--color-black);
}

/* Footer */
footer {
    background-color: var(--color-gray-lighter);
    border-top: 1px solid var(--color-gray-light);
    margin-top: auto;
}

/* Video Archive Specific */
.archive-header h1 {
    margin-bottom: 0;
}
.archive-header .lead {
    color: var(--color-gray-medium);
}

.video-filters {
    background-color: var(--color-gray-lighter);
    padding: 0.5rem 0.75rem; /* Even tighter */
    border-radius: 4px;
    margin-bottom: 0.75rem;
}

.video-filters .form-control,
.video-filters .form-select,
.video-filters .form-check-input,
.video-filters .form-check-label {
    font-size: 1rem;
}

.video-filters .form-control {
    padding: 0.25rem 0.5rem;
    height: auto;
}

.video-filters .form-label {
    margin-bottom: 0.125rem;
    font-size: 1rem;
    font-weight: 500;
}

.tag-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 500;
    margin: 0.125rem 0.25rem; /* Reduced vertical margin to control height better */
    color: var(--color-white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}

.archive-table td,
.archive-table th {
    vertical-align: middle;
    height: 40px !important;
    padding: 0.25rem 0.5rem;
}

/* Loading state for AJAX list updates */
#video-list-wrapper {
    transition: opacity 0.2s ease-in-out;
}

/* Fixed height container for the table to stabilize pagination position */
.archive-table-container {
    height: 380px; /* Further reduced to pull pagination buttons higher */
    overflow-y: auto;
    margin-bottom: 0.5rem; /* Reduced margin */
}

.archive-content-wrapper {
    display: flex;
    flex-direction: column;
}

.archive-pagination-row {
    margin-top: auto;
    padding-top: 0.5rem; /* Reduced padding */
}

.video-embed {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 ratio */
    height: 0;
    overflow: hidden;
}

.video-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Membership Card Hover */
.membership-card {
    border: 2px solid var(--color-gray-light);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
}

.membership-card.featured {
    border-color: var(--color-black);
    background-color: var(--color-gray-lighter);
}

.membership-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-black);
}

.membership-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-gray-medium);
}

/* Professional Schedule Table */
.schedule-table-container {
    background: var(--color-white);
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    margin-top: 2rem;
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.schedule-table thead {
    background: var(--color-gray-medium);
}

.schedule-table thead th {
    color: var(--color-white);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 1.2rem 1rem;
    border: none;
    font-size: 0.9rem;
}

.schedule-table tbody tr {
    border-bottom: 1px solid var(--color-gray-light);
    transition: background-color 0.2s ease;
}

.schedule-table tbody tr:last-child {
    border-bottom: none;
}

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

.schedule-table tbody td {
    padding: 1.2rem 1rem;
    vertical-align: middle;
    border: none;
}

.schedule-table tbody td:first-child {
    font-weight: 600;
    color: var(--color-black);
}

.schedule-table tbody td:nth-child(2) {
    color: var(--color-gray-dark);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 0.95rem;
}

.schedule-table tbody td:nth-child(3) {
    color: var(--color-gray-dark);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 0.95rem;
}

.schedule-note {
    background: var(--color-gray-lighter);
    padding: 1rem;
    margin: 0;
    border-top: 1px solid var(--color-gray-light);
    font-size: 0.85rem;
    color: var(--color-gray-medium);
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .paintbrush-header {
        min-height: auto;
    }
    
    .membership-card {
        margin-bottom: 1rem;
    }
    
    .schedule-table thead th {
        font-size: 0.8rem;
        padding: 1rem 0.5rem;
    }
    
    .schedule-table tbody td {
        padding: 1rem 0.5rem;
        font-size: 0.9rem;
    }
}

/* Auth Popup Notification */
.auth-popup {
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--color-gold);
    color: var(--color-white);
    padding: 10px 20px;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    z-index: 1050;
    white-space: nowrap;
    margin-right: 10px;
    font-weight: 500;
    animation: popupFadeIn 0.3s ease;
}

/* Auth Popup - Mobile (below username) */
@media (max-width: 991px) {
    /* Contain the absolutely-positioned collapse panel */
    .site-header {
        position: relative;
    }

    .collapsing {
        transition: height 0.6s cubic-bezier(0.4, 0, 0.2, 1) !important;
    }

    /* Overlay the collapse panel so it never pushes the gradient banner */
    .navbar-collapse, .collapsing {
        position: absolute;
        left: 0;
        right: 0;
        top: 100%;
        z-index: 1040;
        padding-top: 1.75rem !important;
        padding-bottom: 2.5rem !important;
        padding-left: 1rem;
        padding-right: 1rem;
        background-color: transparent;
        /* Closing: fade to transparent after nav items are gone (starts at 0.45s, ends at 0.6s) */
        transition: background-color 0.15s ease 0.45s;
    }

    .navbar-collapse.show {
        overflow: hidden;
        background-color: var(--color-white);
        /* Opening: fade to white in 0.08s immediately, before nav items appear */
        transition: background-color 0.08s ease 0s;
    }

    /* Fade + rise nav items when menu opens */
    .navbar-collapse .nav-item {
        opacity: 0;
        transform: translateY(-6px);
        transition: opacity 0.4s ease, transform 0.4s ease;
    }

    .navbar-collapse.show .nav-item {
        opacity: 1;
        transform: translateY(0);
    }

    .navbar-collapse.show .nav-item:nth-child(1)  { transition-delay: 0.01s; }
    .navbar-collapse.show .nav-item:nth-child(2)  { transition-delay: 0.03s; }
    .navbar-collapse.show .nav-item:nth-child(3)  { transition-delay: 0.05s; }
    .navbar-collapse.show .nav-item:nth-child(4)  { transition-delay: 0.07s; }
    .navbar-collapse.show .nav-item:nth-child(5)  { transition-delay: 0.09s; }
    .navbar-collapse.show .nav-item:nth-child(6)  { transition-delay: 0.11s; }
    .navbar-collapse.show .nav-item:nth-child(7)  { transition-delay: 0.13s; }
    .navbar-collapse.show .nav-item:nth-child(8)  { transition-delay: 0.15s; }
    .navbar-collapse.show .nav-item:nth-child(9)  { transition-delay: 0.17s; }

    .navbar-nav:first-child {
        margin-top: 1.5rem;
    }
    
    .auth-popup {
        position: absolute;
        left: 50%;
        right: auto;
        top: 100%;
        transform: translateX(-50%);
        margin-right: 0;
        margin-top: 8px;
        white-space: normal;
        max-width: 250px;
        text-align: center;
        animation: popupFadeInMobile 0.3s ease;
    }
}

.auth-popup.fade-out {
    animation: popupFadeOut 0.5s ease forwards;
}

@keyframes popupFadeIn {
    from { opacity: 0; transform: translateY(-50%) translateX(10px); }
    to { opacity: 1; transform: translateY(-50%) translateX(0); }
}

@keyframes popupFadeInMobile {
    from { opacity: 0; transform: translateX(-50%) translateY(-10px); }
    to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@keyframes popupFadeOut {
    to { opacity: 0; transform: translateY(-50%) translateX(-10px); }
}

@media (max-width: 991px) {
    @keyframes popupFadeOut {
        to { opacity: 0; transform: translateX(-50%) translateY(-10px); }
    }
}

/* Footer Links */
footer a {
    color: var(--color-gold);
    text-decoration: none;
    transition: color 0.3s ease;
}

footer a:hover {
    color: #E5C158;
    text-decoration: underline;
}

/* Active Navigation Gold Glow - Permanent Base Layer */
.nav-link.active {
    color: var(--color-gold) !important;
    text-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
    position: relative;
    /* Permanent subtle glow - always visible, never animated */
    box-shadow: 0 0 8px rgba(212, 175, 55, 0.3);
    border-radius: 50px;
}

/* Animated Pulse Halo Layer (::before) - fades in/out during transitions */
.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50px;
    /* Stronger pulse glow - animated */
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.8);
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.nav-link.active::before {
    opacity: 1; /* Full pulse glow when active */
}

/* Animation Classes - 50% overlap timing */
.nav-link.animating-out::before {
    /* Pulse halo fades out (0.5s - simple ease-in-out) */
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.nav-link.animating-in::before {
    /* Pulse halo fades in (0.7s - simple ease-in-out) */
    opacity: 1;
    transition: opacity 0.7s ease-in-out;
}

/* Sticky Footer Layout */
html, body {
    height: 100%;
}

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

/* Header stays at top */
.paintbrush-header {
    flex-shrink: 0;
}

/* Main content area grows and allows scrolling */
main.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    position: relative;
    min-height: 0;
}

/* Footer - always visible at viewport bottom */
#main-footer {
    flex-shrink: 0;
    opacity: 1;
    padding: 0.75rem 0;
    text-align: center;
    border-top: 1px solid var(--color-gray-light);
    background: var(--color-white);
    margin-top: auto;
}

/* Navbar spacing */
.navbar-nav {
    gap: 0.5rem;
    align-items: center;
}

/* Ensure navbar items are vertically aligned */
.navbar-collapse {
    align-items: center;
}

/* Rounded tabs - match navbar style */
.nav-tabs {
    border-bottom: none;
    gap: 0.5rem;
}

.nav-tabs .nav-link {
    border: none;
    border-radius: 50px;
    color: var(--color-black) !important;
    font-weight: 400;
    transition: color 0.3s ease, background-color 0.3s ease;
    padding: 0.625rem 1rem;
    margin-bottom: 0;
    position: relative;
}

.nav-tabs .nav-link:hover {
    /* Hover highlight removed */
}

.nav-tabs .nav-link.active {
    color: var(--color-gold) !important;
    background-color: transparent;
    border-color: transparent;
    box-shadow: 0 0 8px rgba(212, 175, 55, 0.3);
}

/* Light shadow effect for all images except homepage */
img {
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.12);
    transition: box-shadow 0.3s ease;
}

/* Exclude homepage image from shadow effect */
.home-image,
.home-image img {
    box-shadow: none !important;
}

/* Dynamic Content Height Transitions */
.tab-content-scrollable,
.text-content,
.run-seon-content {
    transition: max-height 0s ease-out;
    will-change: max-height;
}

/* Ensure content remains scrollable during transitions */
.tab-content-scrollable,
.text-content {
    overflow-y: auto;
}

/* ── SPA Page Sections ──────────────────────────────────────────────────────
   Each top-level page lives in a .page-section div inside #spa-root.
   Only the .active section is displayed; the fade-in animation duration matches
   Bootstrap's .tab-pane.fade (0.15s linear) for visual consistency.
   ─────────────────────────────────────────────────────────────────────────── */
/* #spa-root fills main.container exactly — no outer overflow/scroll */
#spa-root {
    flex: 1;
    min-height: 0;
    height: 100%;
    overflow: hidden;
}

.page-section {
    display: none;
}

.page-section.active {
    display: block;
    height: 100%;
    overflow: hidden;
    animation: spaFadeIn 0.15s linear;
}

@keyframes spaFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}