html {
    font-size: 13px;
}

:root {
    --sidebar-width: 235px;
    --header-height: 64px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shared status colors */
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --purple: #8B5CF6;
}

:root:not([data-theme]), [data-theme="dark-blue"] {
    --bg-main: #0B0F19;
    --bg-surface: rgba(22, 28, 45, 0.6);
    --bg-surface-solid: #161c2d;
    --bg-surface-hover: rgba(30, 41, 59, 0.8);
    
    --primary: #3B82F6;
    --primary-hover: #2563EB;
    --primary-glow: rgba(59, 130, 246, 0.4);
    
    --text-main: #F8FAFC;
    --text-muted: #94A3B8;
    
    --border-color: rgba(255, 255, 255, 0.08);
    
    --header-bg: rgba(11, 15, 25, 0.8);
    --input-bg: rgba(0, 0, 0, 0.2);
    --overlay-bg: rgba(0, 0, 0, 0.7);
    --icon-filter: invert(1);
    --profile-header-bg: #111726;
}

[data-theme="light"] {
    --bg-main: #F8FAFC;
    --bg-surface: rgba(255, 255, 255, 0.7);
    --bg-surface-solid: #FFFFFF;
    --bg-surface-hover: rgba(241, 245, 249, 0.9);
    --bg-surface: rgba(255, 255, 255, 0.5);
    --bg-surface-solid: #FFFFFF;
    --bg-surface-hover: rgba(241, 245, 249, 0.7);
    
    --primary: #2563EB;
    --primary-hover: #1D4ED8;
    --primary-glow: rgba(37, 99, 235, 0.1);
    
    --text-main: #0F172A;
    --text-muted: #64748B;
    
    --border-color: rgba(0, 0, 0, 0.05);
    
    --header-bg: rgba(255, 255, 255, 0.6);
    --input-bg: rgba(0, 0, 0, 0.03);
    --overlay-bg: rgba(15, 23, 42, 0.3);
    --icon-filter: invert(0);
    --profile-header-bg: #f3f4f6;
}

[data-theme="light-blue"] {
    --bg-main: #F0F9FF;
    --bg-surface: rgba(255, 255, 255, 0.8);
    --bg-surface-solid: #FFFFFF;
    --bg-surface-hover: #E0F2FE;
    
    --primary: #0EA5E9;
    --primary-hover: #0284C7;
    --primary-glow: rgba(14, 165, 233, 0.2);
    
    --text-main: #0C4A6E;
    --text-muted: #0369A1;
    
    --border-color: rgba(14, 165, 233, 0.15);
    
    --header-bg: rgba(240, 249, 255, 0.8);
    --input-bg: rgba(0, 0, 0, 0.03);
    --overlay-bg: rgba(12, 74, 110, 0.2);
    --icon-filter: invert(0);
    --profile-header-bg: #eaf6ff;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    overflow: hidden;
    /* Subtle background glow effect */
    background-image: var(--bg-gradient);
}

.app-container {
    display: flex;
    height: 100vh;
}

/* Glassmorphism mixin */
.glass {
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
}

/* ========== SIDEBAR ========== */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-surface-solid);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    z-index: 10;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.logo-icon {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px var(--primary-glow);
}

.logo-icon img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
}

.logo-text {
    font-family: 'Quicksand', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.6rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition);
    font-weight: 500;
}

.nav-item i {
    font-size: 1.25rem;
}

.nav-item:hover {
    color: var(--text-main);
    background: var(--bg-surface-hover);
}

.nav-item.active {
    color: var(--text-main);
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.1), transparent);
    border-left: 3px solid var(--primary);
}

.nav-item.active i {
    color: var(--primary);
}

.nav-item.disabled {
    opacity: 0.35;
    pointer-events: none;
    cursor: not-allowed;
    filter: grayscale(0.8);
}

.sidebar-bottom {
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

/* ========== MAIN CONTENT ========== */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* HEADER */
.top-header {
    height: var(--header-height);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    border-bottom: 1px solid var(--border-color);
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    z-index: 5;
    gap: 1.25rem;
}

.header-search {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-surface);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    width: 350px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.header-search:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.header-search i {
    color: var(--text-muted);
}

.header-search input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    width: 100%;
    font-family: inherit;
    font-size: 0.95rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn-icon {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.btn-icon:hover {
    color: var(--text-main);
    border-color: var(--text-muted);
    background: var(--bg-surface-hover);
}

.badge {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    background: var(--danger);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--danger);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    padding: 0.35rem;
    border-radius: 100px;
    transition: var(--transition);
}

.user-profile:hover {
    background: var(--bg-surface);
}

.avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary);
}

.user-info {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.user-role {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* VIEWS CONTAINER */
.view-container {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    position: relative;
}

.view {
    display: none;
    animation: fadeIn 0.4s ease forwards;
}

.view.active {
    display: block;
}

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

/* DASHBOARD COMPONENTS */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 1.5rem;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    color: var(--text-muted);
    font-size: 1.05rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.45rem 1rem;
    border-radius: 6px;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--primary-glow);
}

.btn-text {
    background: transparent;
    border: none;
    color: var(--primary);
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.btn-text:hover {
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.stat-card {
    background: var(--bg-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    padding: 1.25rem;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.15);
    background: var(--bg-surface-hover);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
}

.stat-icon.purple { background: rgba(139, 92, 246, 0.1); color: var(--purple); }
.stat-icon.blue { background: rgba(59, 130, 246, 0.1); color: var(--primary); }
.stat-icon.green { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.stat-icon.orange { background: rgba(245, 158, 11, 0.1); color: var(--warning); }

.stat-details h3 {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
}

/* CARDS & TABLES */
.content-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 1.5rem;
    align-items: start;
}

@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

.spectator-mode .arbiter-only {
    display: none !important;
}

.spectator-only {
    display: none !important;
}

.spectator-mode .spectator-only {
    display: flex !important;
}

.spectator-mobile-tabs-container {
    display: none !important;
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
}

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-weight: 600;
    font-size: 1.1rem;
}

.card-body {
    padding: 0;
}

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

.data-table th {
    text-align: left;
    padding: 0.6rem 1.5rem;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
}

.pairings-table {
    table-layout: fixed;
}

.pairings-table td {
    padding: 0.15rem 0.75rem !important;
}

.data-table td {
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: var(--transition);
}

.data-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.015);
}

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

.tbl-main-col {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tbl-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--text-muted);
}

.tbl-title {
    display: block;
    font-weight: 600;
    margin-bottom: 0.05rem;
}

.tbl-subtitle {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.2;
}

.compact-table .tbl-title {
    margin-bottom: 0;
}

.compact-table .status-badge {
    padding: 0.1rem 0.5rem;
    font-size: 0.7rem;
}

.status-badge {
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.active {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-badge.completed {
    background: rgba(148, 163, 184, 0.1);
    color: var(--text-muted);
    border: 1px solid rgba(148, 163, 184, 0.2);
}

.status-badge.upcoming {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.btn-icon-small {
    background: transparent;
    border: none;
    color: var(--text-muted);
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-icon-small:hover {
    background: var(--bg-surface-hover);
    color: white;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* EMPTY STATE */
.empty-state-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 60vh;
}

.empty-state-content {
    text-align: center;
    padding: 4rem 3rem;
    border-radius: 24px;
    max-width: 600px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid var(--border-color);
    background: var(--bg-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-glow);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 0 30px var(--primary-glow);
}

.empty-state-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.empty-state-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    max-width: 400px;
}

.empty-state-actions {
    display: flex;
    gap: 1rem;
    width: 100%;
    justify-content: center;
}

.btn-large {
    padding: 0.6rem 1.2rem;
    font-size: 0.95rem;
}

.btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 0.45rem 1rem;
    border-radius: 6px;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay-bg);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.modal-content {
    width: 95%;
    max-width: 600px;
    max-height: 90vh;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.modal-content.modal-wide {
    max-width: 800px;
}

.modal-header {
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-main);
}

.modal-body {
    padding: 1.25rem;
    max-height: 70vh;
    overflow-y: auto;
}

.modal-body::-webkit-scrollbar {
    width: 6px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

/* Tournament Management Grid */
.tournaments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.tourney-card {
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.tourney-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.tourney-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.tourney-badge {
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
}

.tourney-meta-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.tourney-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.tourney-meta-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tourney-meta-value {
    font-size: 0.9rem;
    color: var(--text-main);
    font-weight: 500;
}

.tourney-card-actions {
    display: flex;
    gap: 0.75rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-footer {
    padding: 0.85rem 1.25rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

label {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

input[type="text"],
input[type="password"],
input[type="date"],
input[type="time"],
input[type="number"],
input[type="email"],
select,
textarea {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-family: inherit;
    transition: var(--transition);
    outline: none;
}

input[type="password"] {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif !important;
    letter-spacing: 0.125em;
}

textarea {
    resize: vertical;
    min-height: 100px;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px var(--primary-glow);
}

/* Color Scheme for Date inputs */
::-webkit-calendar-picker-indicator,
::-webkit-time-picker-indicator {
    filter: var(--icon-filter);
    opacity: 0.5;
    cursor: pointer;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    user-select: none;
}

.checkbox-container input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.checkbox-label {
    font-size: 0.95rem;
    color: var(--text-main);
}

.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.text-center { text-align: center; }
.text-right { text-align: right; }

/* Database Search Styles */
.db-search-container {
    margin-bottom: 24px;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input-wrapper input {
    padding-right: 40px;
}

.search-input-wrapper .spinner {
    position: absolute;
    right: 12px;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.spin {
    display: inline-block;
    animation: spin 1s linear infinite;
}

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

.search-results-dropdown {
    margin-top: 8px;
    background: var(--bg-surface-solid);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    max-height: 250px;
    overflow-y: auto;
    position: absolute;
    width: calc(100% - 64px);
    z-index: 100;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
}

.search-result-item {
    padding: 12px 16px;
    cursor: pointer;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background: var(--bg-surface-hover);
}

.search-result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.search-result-name {
    font-weight: 600;
    color: var(--text-main);
}

.search-result-rating {
    font-weight: 700;
    color: var(--primary);
    background: rgba(59, 130, 246, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.85rem;
}

.search-result-details {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    gap: 12px;
}

.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 24px 0;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}

.divider span {
    padding: 0 15px;
}

.hidden {
    display: none !important;
}

@keyframes pulse-highlight {
    0% { background-color: rgba(59, 130, 246, 0); }
    50% { background-color: rgba(59, 130, 246, 0.1); }
    100% { background-color: rgba(59, 130, 246, 0); }
}

.pulse-highlight {
    animation: pulse-highlight 1s ease;
}

.action-tile {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.25rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition);
}

.action-tile i {
    font-size: 2rem;
    color: var(--primary);
}

.action-tile:hover {
    background: var(--bg-surface-hover);
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.action-tile span {
    font-size: 0.9rem;
    font-weight: 500;
}

.log-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.log-item:last-child {
    border-bottom: none;
}

.divider-v {
    width: 1px;
    height: 30px;
    background: var(--border-color);
}

.db-search-main:focus-within {
    border-color: var(--primary) !important;
    box-shadow: 0 0 15px var(--primary-glow) !important;
}

.loading-text {
    color: var(--text-muted);
    font-size: 0.9rem;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Toggle Switch Styling */
.switch {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 24px;
    flex-shrink: 0;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: .4s;
    border: 1px solid var(--border-color);
}

.slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: .4s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

input:checked + .slider {
    background-color: var(--primary);
    border-color: var(--primary);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

.slider.round {
    border-radius: 34px;
}

.slider.round:before {
    border-radius: 50%;
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.toggle-label {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.toggle-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-main);
}

.toggle-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Spectator Mode Layout Tweaks */
body.spectator-mode #players-table th:last-child,
body.spectator-mode #players-table td:last-child {
    display: none !important;
}

@media (max-width: 768px) {
    .welcome-row {
        grid-template-columns: 1fr !important;
    }
}

/* PRINTING STYLES */
@media print {
    body * {
        visibility: hidden;
    }
    #print-section, #print-section * {
        visibility: visible;
    }
    #print-section {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        color: black !important;
        background: white !important;
        padding: 0;
    }
    .print-header {
        text-align: center;
        margin-bottom: 2rem;
        border-bottom: 2px solid #333;
        padding-bottom: 1rem;
    }
    .print-header h1 {
        font-size: 24pt;
        margin-bottom: 0.5rem;
        color: black;
    }
    .print-header p {
        font-size: 12pt;
        color: #666;
    }
    .print-table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 1.5rem;
        font-size: 10pt;
    }
    .print-table th {
        background-color: #f0f0f0 !important;
        border: 1px solid #ddd;
        padding: 8px;
        text-align: left;
        font-weight: bold;
        -webkit-print-color-adjust: exact;
    }
    .print-table td {
        border: 1px solid #ddd;
        padding: 6px 8px;
        vertical-align: middle;
    }
    .print-footer {
        margin-top: 2rem;
        display: flex;
        justify-content: space-between;
        font-size: 9pt;
        color: #999;
        border-top: 1px solid #eee;
        padding-top: 1rem;
    }
    .text-center { text-align: center !important; }
    .text-right { text-align: right !important; }
    .font-bold { font-weight: bold !important; }
    
    @page {
        margin: 1.5cm;
    }
}

/* ==========================================
   MOBILE RESPONSIVENESS & DRAWER LAYOUT
   ========================================== */

/* Hide mobile header on desktop by default */
.mobile-header {
    display: none !important;
}

/* Sidebar backdrop overlay (fades in on mobile) */
.sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 140;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.sidebar-backdrop.active {
    display: block !important;
    opacity: 1 !important;
    pointer-events: auto !important;
}

@media (max-width: 768px) {
    /* Document Scroll & Pinch Zoom Enablement */
    body {
        overflow: auto !important;
        -webkit-text-size-adjust: 100%;
    }

    /* 1. App Layout Conversion */
    .app-container {
        flex-direction: column !important;
        height: auto !important;
        min-height: 100vh !important;
        overflow: visible !important;
    }

    /* 2. Top Mobile Sticky Header Bar */
    .mobile-header {
        display: flex !important;
        align-items: center;
        justify-content: space-between;
        height: 60px;
        padding: 0 1.25rem;
        background: var(--bg-surface-solid);
        border-bottom: 1px solid var(--border-color);
        position: sticky;
        top: 0;
        z-index: 120;
    }

    .mobile-header-title {
        font-weight: 600;
        font-size: 1.1rem;
        letter-spacing: -0.5px;
        color: var(--text-main);
    }

    /* 3. Off-Canvas Slide-In Sidebar Drawer */
    .sidebar {
        position: fixed !important;
        top: 0 !important;
        left: -280px !important;
        width: 260px !important;
        height: 100vh !important;
        z-index: 150 !important;
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6) !important;
        border-right: 1px solid var(--border-color) !important;
    }

    .sidebar.active {
        transform: translateX(280px) !important;
    }

    /* 4. Optimized Content Padding & View Box */
    .view-container {
        padding: 0.75rem !important;
        height: auto !important;
        overflow: visible !important;
    }

    /* Page layout stacking */
    .page-header {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 1rem !important;
        margin-bottom: 1.5rem !important;
    }

    .header-actions {
        width: 100% !important;
        flex-direction: row !important;
        justify-content: flex-start !important;
        flex-wrap: wrap !important;
        gap: 0.5rem !important;
    }

    .header-actions .btn, 
    .header-actions .btn-outline,
    .header-actions button {
        flex: 1 1 auto !important;
        text-align: center !important;
        justify-content: center !important;
    }

    /* 5. Stacking Grid Layouts & Forms */
    .form-row {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }

    /* Standings welcome-row & general layout blocks */
    .welcome-row, 
    .rounds-navigation-bar,
    .quick-stats-row {
        flex-direction: column !important;
        gap: 1rem !important;
    }

    /* Touch optimized smooth table scrolling */
    .table-responsive {
        -webkit-overflow-scrolling: touch;
        border-radius: 8px;
    }

    /* Modal adjustments for smaller viewports */
    .modal-content {
        width: 95% !important;
        max-width: 95% !important;
        max-height: 95vh !important;
        margin: auto !important;
    }

    .modal-header {
        padding: 1rem 1.25rem !important;
    }

    .modal-body {
        padding: 0.875rem 1.25rem !important;
    }

    .modal-footer {
        padding: 0.875rem 1.25rem !important;
    }

    .form-group {
        margin-bottom: 0.875rem !important;
    }

    /* Compact inputs, select lists, and buttons for mobile viewports */
    input[type="text"],
    input[type="password"],
    input[type="number"],
    select,
    .btn-primary,
    .btn-outline {
        padding: 0.55rem 0.85rem !important;
        font-size: 0.875rem !important;
        border-radius: 8px !important;
    }

    .btn-large {
        padding: 0.75rem 1.5rem !important;
        font-size: 0.95rem !important;
    }

    /* Compact Table Column Gutters */
    .data-table th {
        padding: 0.5rem 0.4rem !important;
        font-size: 0.75rem !important;
    }

    .data-table td {
        padding: 0.4rem 0.4rem !important;
        font-size: 0.8rem !important;
    }

    .pairings-table td {
        padding: 0.3rem 0.4rem !important;
    }

    /* Compact Horizontal Touch Action Tiles */
    .action-tile {
        padding: 0.75rem 1rem !important;
        flex-direction: row !important;
        justify-content: flex-start !important;
        gap: 1rem !important;
        border-radius: 12px !important;
    }

    .action-tile i {
        font-size: 1.5rem !important;
        margin: 0 !important;
    }

    .action-tile span {
        font-size: 0.9rem !important;
    }

    /* Landing page hero actions & features grid responsive layout */
    #landing-guest-actions {
        flex-direction: column !important;
        gap: 1rem !important;
        align-items: center !important;
    }
    #landing-guest-actions .btn-large {
        width: 100% !important;
        max-width: 300px !important;
    }
    .features-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
    .form-grid {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
    #role-selection-modal .modal-body {
        grid-template-columns: 1fr !important;
        gap: 1rem !important;
    }
    #register-results-buttons-container > div[style*="display: grid"] {
        grid-template-columns: 1fr !important;
        gap: 0.5rem !important;
    }
    .dashboard-grid .card-body {
        grid-template-columns: 1fr !important;
    }

    /* Spectator Mobile Top Tab Bar Styles */
    body.spectator-mode .spectator-mobile-tabs-container {
        display: flex !important;
        align-items: center;
        gap: 0.5rem;
        background: var(--bg-surface-solid);
        border-bottom: 1px solid var(--border-color);
        padding: 0.5rem 0.75rem;
        position: sticky;
        top: 60px; /* Below 60px mobile header */
        z-index: 100;
        width: 100%;
        backdrop-filter: blur(8px);
    }

    .btn-mobile-back {
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid var(--border-color);
        color: var(--text-main);
        display: flex;
        align-items: center;
        gap: 0.25rem;
        font-size: 0.85rem;
        font-weight: 600;
        cursor: pointer;
        padding: 0.45rem 0.75rem;
        border-radius: 8px;
        flex-shrink: 0;
        transition: var(--transition);
    }

    .btn-mobile-back:active {
        background: rgba(255, 255, 255, 0.1);
    }

    .spectator-mobile-tabs {
        display: flex;
        gap: 0.25rem;
        overflow-x: auto;
        flex: 1;
        padding-left: 0.25rem;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .spectator-mobile-tabs::-webkit-scrollbar {
        display: none;
    }

    .mobile-tab-item {
        color: var(--text-muted);
        text-decoration: none;
        padding: 0.45rem 0.75rem;
        font-size: 0.825rem;
        font-weight: 500;
        border-radius: 8px;
        white-space: nowrap;
        transition: var(--transition);
        display: inline-block;
    }

    .mobile-tab-item.active {
        color: white !important;
        background: var(--primary) !important;
    }

    /* Hide spectator nav sidebar drawer menu items on mobile watch mode so they don't clutter the side menu */
    body.spectator-mode #spectator-nav {
        display: none !important;
    }

    /* Mobil-Optimering: Prevent Truncation in Standings, Pairings & Player lists */
    .data-table td,
    .data-table td div,
    .data-table td span,
    .data-table td strong,
    .tbl-title,
    .tbl-subtitle {
        white-space: normal !important;
        overflow: visible !important;
        text-overflow: clip !important;
        max-width: none !important;
    }

    .pairings-table {
        table-layout: auto !important;
    }

    .pairings-table th {
        width: auto !important;
    }

    .pairings-table th:first-child {
        width: 45px !important;
    }

    .pairings-table th:nth-child(3) {
        width: 85px !important;
    }

    .pairings-table td {
        white-space: normal !important;
        overflow: visible !important;
        text-overflow: clip !important;
    }

    .pairings-table td strong {
        white-space: normal !important;
        display: inline-block !important;
        word-break: break-word !important;
    }

    /* Hide less critical columns in Player List table to maximize horizontal space on phones */
    .col-title,
    .col-class,
    .col-birthyear {
        display: none !important;
    }
}

/* Player Profile Layout */
.profile-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 2rem;
    align-items: start;
}

.profile-col-left {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.profile-col-right {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.profile-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.info-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.75rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    transition: var(--transition);
}

.info-item:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
}

.info-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.info-value {
    font-weight: 600;
    color: var(--text-main);
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .profile-layout {
        grid-template-columns: 1fr !important;
        gap: 1.5rem !important;
    }
}

/* Profile Content Transition Styles */
#player-profile-modal .modal-header,
#player-profile-modal .modal-body {
    transition: opacity 0.15s cubic-bezier(0.4, 0, 0.2, 1), transform 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

#player-profile-modal.profile-transitioning .modal-header,
#player-profile-modal.profile-transitioning .modal-body {
    opacity: 0;
    transform: translateY(5px);
}

/* Filter Tab Buttons */
.btn-filter-tab {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    border: none;
    background: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
    font-family: inherit;
}
.btn-filter-tab.active {
    background: var(--primary) !important;
    color: #fff !important;
}
.btn-filter-tab:hover:not(.active) {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.05);
}

/* Notification Items Styling */
.notification-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.75rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}
.notification-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
}
.notification-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 0.5rem;
}
.notification-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    line-height: 1.3;
}
.notification-time {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
}
.notification-body {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
}
.notification-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.25rem;
}
.notification-actions button {
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.2s ease;
    font-family: inherit;
}
.btn-noti-accept {
    background: var(--primary);
    color: #fff;
    border: none;
}
.btn-noti-accept:hover {
    background: var(--primary-hover);
}
.btn-noti-decline {
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
}
.btn-noti-decline:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* Profile Games Table Spacing & Alignment */
.profile-games-table th,
.profile-games-table td {
    padding: 0.5rem 1rem !important;
}