:root {
    --accent: #0f766e;
    --accent-dark: #115e59;
    --accent-soft: #e7f5f2;
    --danger-soft: #fff1f2;
    --ink: #14213d;
    --line: #d8e0df;
    --muted: #64748b;
    --page-bg: #f4f7f6;
    --panel: #ffffff;
    --sidebar: #111827;
}

body {
    background: var(--page-bg);
    color: var(--ink);
    font-size: 0.94rem;
}

body.is-loading {
    overflow: hidden;
}

.page-loader {
    align-items: center;
    background: rgba(244, 247, 246, 0.96);
    color: var(--ink);
    display: none;
    flex-direction: column;
    gap: 0.9rem;
    inset: 0;
    justify-content: center;
    position: fixed;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    z-index: 2000;
}

body.is-loading .page-loader {
    display: flex;
}

.page-loader.is-hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-mark {
    align-items: center;
    background: var(--accent-soft);
    border: 1px solid #bfdfda;
    border-radius: 8px;
    color: var(--accent-dark);
    display: inline-flex;
    font-size: 1.5rem;
    height: 3.25rem;
    justify-content: center;
    width: 3.25rem;
}

.loader-spinner {
    animation: loader-spin 0.8s linear infinite;
    border: 3px solid #cbd5d1;
    border-top-color: var(--accent);
    border-radius: 999px;
    height: 2.25rem;
    width: 2.25rem;
}

.loader-text {
    color: var(--muted);
    font-weight: 700;
}

@keyframes loader-spin {
    to {
        transform: rotate(360deg);
    }
}

.login-page {
    min-height: 100vh;
}

.login-shell {
    align-items: center;
    display: flex;
    min-height: 100vh;
    padding: 1.5rem;
}

.login-panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.12);
    margin: 0 auto;
    max-width: 440px;
    padding: 2rem;
    width: 100%;
}

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

.brand-mark {
    align-items: center;
    background: var(--accent-soft);
    border: 1px solid #bfdfda;
    border-radius: 8px;
    color: var(--accent-dark);
    display: inline-flex;
    flex: 0 0 3rem;
    font-size: 1.3rem;
    height: 3rem;
    justify-content: center;
    width: 3rem;
}

.login-brand h1 {
    font-size: 1.7rem;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.15;
    margin: 0;
}

.login-brand p {
    color: var(--muted);
    margin: 0.25rem 0 0;
}

.login-form {
    display: grid;
    gap: 1rem;
}

.btn {
    align-items: center;
    display: inline-flex;
    gap: 0.45rem;
    justify-content: center;
}

.btn-primary {
    --bs-btn-bg: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-bg: var(--accent-dark);
    --bs-btn-hover-border-color: var(--accent-dark);
    --bs-btn-active-bg: var(--accent-dark);
    --bs-btn-active-border-color: var(--accent-dark);
}

.alert {
    align-items: center;
    display: flex;
    gap: 0.5rem;
}

.app-layout {
    min-height: 100vh;
}

.app-header {
    background: var(--panel);
    border-bottom: 1px solid var(--line);
}

.app-title {
    font-size: clamp(1.45rem, 2vw, 2rem);
    font-weight: 700;
    letter-spacing: 0;
}

.summary-pill {
    align-items: center;
    background: var(--accent-soft);
    border: 1px solid #bfdfda;
    border-radius: 999px;
    color: var(--accent-dark);
    display: inline-flex;
    font-weight: 600;
    gap: 0.45rem;
    padding: 0.45rem 0.8rem;
    white-space: nowrap;
}

.table-shell {
    background: var(--panel);
    border-bottom: 1px solid var(--line);
    border-top: 1px solid var(--line);
}

table.dataTable {
    width: 100% !important;
}

table.dataTable thead th {
    background: #f8faf9;
    color: #243142;
    font-size: 0.8rem;
    text-transform: uppercase;
    white-space: nowrap;
}

table.dataTable thead span.dt-column-order {
    display: none;
}

table.dataTable tbody td {
    vertical-align: middle;
}

th.channel-name-column,
td.channel-name-column {
    min-width: 28rem;
    white-space: nowrap;
}

tr.dtrg-group th {
    background: #edf7f5 !important;
    color: var(--ink);
    font-size: 0.9rem;
    letter-spacing: 0;
    padding: 0.45rem 0.65rem !important;
}

td.stream-icon-cell {
    text-align: center;
    vertical-align: middle;
}

th.epg-channel-column,
td.epg-channel-column,
th.compact-column,
td.compact-column,
th.action-column,
td.action-column {
    max-width: 1%;
    white-space: nowrap;
    width: 1%;
}

th.compact-column,
td.compact-column {
    text-align: center;
}

td.action-column {
    text-align: center;
    vertical-align: middle !important;
}

td.action-column .icon-button {
    margin: 0 auto;
}

.channel-logo {
    display: inline-block;
    max-height: 56px;
    max-width: 76px;
    object-fit: contain;
}

.adult-badge {
    background: var(--danger-soft);
    border: 1px solid #fecdd3;
    border-radius: 999px;
    color: #9f1239;
    display: inline-block;
    font-weight: 700;
    min-width: 2.25rem;
    padding: 0.2rem 0.5rem;
    text-align: center;
}

.adult-badge.is-clear {
    background: #eefdf3;
    border-color: #bbf7d0;
    color: #166534;
}

td.adult-column {
    text-align: center !important;
}

td.adult-column .adult-badge {
    display: inline-flex;
    justify-content: center;
}

.epg-sources-table td {
    vertical-align: middle;
}

.epg-sources-table th:first-child,
.epg-sources-table td:first-child {
    min-width: 12rem;
    white-space: nowrap;
    width: 12rem;
}

.flag-list {
    align-items: center;
    display: inline-flex;
    gap: 0.35rem;
}

.country-flag {
    border: 1px solid var(--line);
    border-radius: 0.4rem;
    height: 2.2rem;
    object-fit: cover;
    width: 3.1rem;
}

.epg-source-toggle {
    min-width: 9.5rem;
    white-space: nowrap;
}

.toolbar {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.category-filter {
    align-items: center;
    display: inline-flex;
    gap: 0.5rem;
}

.category-filter label {
    color: #4b5563;
    font-weight: 600;
    margin: 0;
    white-space: nowrap;
}

.category-filter select {
    min-width: min(18rem, 70vw);
}

.column-heading-control {
    align-items: center;
    display: inline-flex;
    gap: 0.4rem;
    justify-content: center;
}

.sidebar-shell {
    background: var(--sidebar);
    max-height: 100vh;
    overflow-y: auto;
    position: sticky;
    top: 0;
}

.sidebar-shell .nav-link {
    color: rgba(255, 255, 255, 0.78);
    padding-left: 0.75rem !important;
    padding-right: 0.75rem !important;
    white-space: nowrap;
}

.sidebar-shell .nav-link:hover,
.sidebar-shell .nav-link:focus,
.sidebar-shell .nav-link.active {
    color: #ffffff;
}

.sidebar-shell .dropdown-menu {
    font-size: 0.9rem;
}

.content-column {
    min-width: 0;
    padding: 0;
}

.app-wide-container {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

.channel-page .channel-sidebar {
    flex: 0 0 4.75rem;
    width: 4.75rem;
}

.channel-page .table-responsive {
    margin-left: -0.35rem;
    margin-right: -0.35rem;
}

.editable-name {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 6px;
    color: inherit;
    min-width: 12rem;
    padding: 0.3rem 0.45rem;
}

.channel-name-input {
    min-width: 26rem;
    width: 100%;
}

.epg-channel-input {
    min-width: 14rem;
}

.editable-name:not([readonly]) {
    background: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 0 0 0.2rem rgba(15, 118, 110, 0.16);
}

.channel-hidden,
.category-hidden {
    opacity: 0.48;
}

.category-group-control {
    align-items: center;
    display: flex;
    gap: 0.5rem;
    justify-content: space-between;
    min-width: 38rem;
}

.category-group-main {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    min-width: 0;
}

.category-group-label {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 700;
}

.category-group-name {
    color: var(--ink);
    font-weight: 800;
}

.categories-table td {
    height: 3.5rem;
}

.category-bulk-toolbar {
    align-items: center;
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    min-height: 2.35rem;
}

.bulk-actions {
    align-items: center;
    display: flex;
    gap: 0.4rem;
}

.selection-column {
    text-align: center;
    width: 1%;
}

.categories-table .editable-name {
    min-width: min(26rem, 60vw);
}

.categories-table .category-name-control {
    align-items: center;
    display: flex;
    gap: 0.55rem;
}

.categories-table .category-name-control .editable-name {
    flex: 1;
}

.categories-table tr.is-dragging {
    background: #dff3ef;
    box-shadow: 0 10px 22px rgba(15, 118, 110, 0.18), inset 0 0 0 2px var(--accent);
    opacity: 0.9;
    position: relative;
    transform: translateX(0.35rem);
    z-index: 2;
}

.categories-table tr.is-dragging .category-name-control {
    background: #ffffff;
    border: 1px solid var(--accent);
    border-radius: 6px;
    box-shadow: 0 0 0 0.18rem rgba(15, 118, 110, 0.15);
    padding: 0.25rem 0.35rem;
}

.categories-table tr.drag-over-before {
    box-shadow: inset 0 4px 0 var(--accent);
}

.categories-table tr.drag-over-after {
    box-shadow: inset 0 -4px 0 var(--accent);
}

.drag-handle {
    cursor: grab;
}

.drag-handle.is-active {
    background: var(--accent);
    border-color: var(--accent);
    color: #ffffff;
}

.drag-handle:active {
    cursor: grabbing;
}

.icon-button {
    align-items: center;
    display: inline-flex;
    height: 2.1rem;
    justify-content: center;
    padding: 0;
    width: 2.1rem;
}

.column-order-button {
    font-size: 0.55rem;
    height: 0.908rem;
    min-height: 0;
    min-width: 0;
    padding: 0;
    width: 0.908rem;
}

.categories-table .drag-handle {
    border-radius: 5px;
    height: 1.55rem;
    width: 1.15rem;
}

@media (min-width: 768px) {
    .channel-page .channel-sidebar {
        flex-basis: 11.75rem;
        width: 11.75rem;
    }
}

@media (min-width: 1200px) {
    .channel-page .channel-sidebar {
        flex-basis: 12.25rem;
        width: 12.25rem;
    }

    .app-wide-container {
        padding-left: 0.6rem;
        padding-right: 0.6rem;
    }
}

@media (max-width: 767.98px) {
    .login-panel {
        padding: 1.35rem;
    }

    .category-group-control {
        align-items: flex-start;
        flex-direction: column;
        min-width: 0;
    }
}