/* IPTV Catchup — lightweight dark theme (teal / slate) */

:root {
    --bg: #0c1017;
    --bg-alt: #111820;
    --bg-panel: #151c27;
    --bg-panel-alt: #1a2332;
    --bg-soft: #1e2838;
    --overlay-bg: rgba(8, 11, 16, 0.82);

    --border: #273244;
    --border-alt: #334155;
    --border-focus: #2dd4bf;

    --text: #f1f5f9;
    --text-dim: #94a3b8;
    --text-faint: #64748b;
    --font-stack: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    --mono-stack: ui-monospace, "Cascadia Code", Consolas, monospace;

    --accent: #14b8a6;
    --accent-accent2: #38bdf8;
    --accent-hover: #2dd4bf;
    --accent-fade: rgba(20, 184, 166, 0.14);
    --success: #22c55e;
    --success-hover: #16a34a;
    --danger: #f43f5e;
    --danger-hover: #e11d48;
    --warning: #f59e0b;

    --radius-xs: 4px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-focus: 0 0 0 3px rgba(45, 212, 191, 0.28);
    --transition: 0.16s ease;

    --scroll-track: #0f141c;
    --scroll-thumb: #2d3a4f;
    --scroll-thumb-hover: #3d4f6a;
}

/* Global Reset */
* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: var(--font-stack);
    background: var(--bg);
    background-image:
        radial-gradient(ellipse 80% 50% at 100% -10%, rgba(20, 184, 166, 0.08), transparent),
        radial-gradient(ellipse 60% 40% at 0% 100%, rgba(56, 189, 248, 0.05), transparent);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    font-size: 16px;
}

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

/* Scrollbars */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--scroll-thumb) var(--scroll-track);
}
*::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
*::-webkit-scrollbar-track {
    background: var(--scroll-track);
}
*::-webkit-scrollbar-thumb {
    background: var(--scroll-thumb);
    border-radius: 40px;
    border: 2px solid var(--scroll-track);
}
*::-webkit-scrollbar-thumb:hover {
    background: var(--scroll-thumb-hover);
}

/* Header */
.site-header {
    padding: 2.2rem 1.4rem 1.8rem;
    background: linear-gradient(135deg, #0f172a 0%, #134e4a 100%);
    border-bottom: 1px solid rgba(45, 212, 191, 0.15);
    box-shadow: var(--shadow-sm);
}

.site-header-compact {
    padding: 1.5rem 1.4rem 1.25rem;
}

.site-header-compact .inner {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
}

.brand-row {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.brand-mark {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-accent2));
    box-shadow: 0 4px 14px rgba(20, 184, 166, 0.35);
    flex-shrink: 0;
}

.site-header .inner {
    max-width: 1080px;
    margin: 0 auto;
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
}

.app-title {
    margin: 0 0 0.25rem;
    font-size: clamp(1.65rem, 3vw, 2.15rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
    color: #fff;
}

.subtitle {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 400;
    color: #cbd5e1;
    max-width: 36rem;
    opacity: 0.92;
}

/* Navigation */
.top-nav {
    display: flex;
    gap: .65rem;
    flex-wrap: wrap;
}

.nav-link {
    background: rgba(255, 255, 255, 0.08);
    color: #e2e8f0;
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    text-decoration: none;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}
.nav-link:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(45, 212, 191, 0.35);
}

/* Language switch */
.lang-switch {
    display: inline-flex;
    gap: 0.2rem;
    padding: 0.2rem;
    border-radius: var(--radius-sm);
    background: rgba(0, 0, 0, 0.22);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.lang-btn {
    min-width: 2.1rem;
    padding: 0.35rem 0.55rem;
    border: none;
    border-radius: 4px;
    background: transparent;
    color: #cbd5e1;
    font-size: 0.72rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.lang-btn:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.lang-btn.is-active {
    background: rgba(20, 184, 166, 0.35);
    color: #fff;
    box-shadow: inset 0 0 0 1px rgba(45, 212, 191, 0.45);
}

.site-header-compact .inner .lang-switch {
    order: 2;
}

.site-header-compact .inner .top-nav {
    order: 3;
}
.nav-link-ghost {
    background: transparent;
}

/* Layout */
.main-content {
    flex: 1 0 auto;
    max-width: 1080px;
    margin: 0 auto;
    padding: 2.2rem 1.4rem 3.2rem;
    display: grid;
    gap: 2rem;
}
.main-content.narrow { max-width: 830px; }

.card-grid {
    display: grid;
    gap: 1.6rem;
    grid-template-columns: repeat(auto-fit,minmax(250px,1fr));
}

/* Panels / Cards */
.option-card,
.config-form,
.info-panel {
    background: linear-gradient(145deg,var(--bg-panel) 0%,var(--bg-panel-alt) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1.4rem 1.55rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card-grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.option-card::before,
.config-form::before,
.info-panel::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(125deg, rgba(45, 212, 191, 0.04), transparent 55%);
    pointer-events: none;
}

.option-card-featured {
    border-color: rgba(45, 212, 191, 0.35);
}

.card-badge {
    position: absolute;
    top: 0.85rem;
    left: 0.85rem;
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.2rem 0.5rem;
    border-radius: 999px;
    background: var(--accent-fade);
    color: var(--accent-hover);
    border: 1px solid rgba(45, 212, 191, 0.25);
}

[dir="rtl"] .card-badge {
    left: auto;
    right: 0.85rem;
}

.option-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
}

.option-card h2 {
    margin: 0 0 .55rem;
    font-size: 1.12rem;
    font-weight: 600;
    letter-spacing: .4px;
}

.option-card p {
    margin: 0 0 1.1rem;
    font-size: .9rem;
    line-height: 1.35rem;
    color: var(--text-dim);
    flex-grow: 1;
}

.info-panel h3 {
    margin: 0 0 .85rem;
    font-size: .95rem;
    letter-spacing: .6px;
    font-weight: 600;
    text-transform: uppercase;
    color: #d7d9e5;
}

/* Feature / Step Lists */
.feature-list,
.steps {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: .45rem;
    font-size: .8rem;
    color: var(--text-dim);
}

.feature-list li,
.steps li {
    position: relative;
    padding-right: 1.05rem;
    padding-left: 0;
}

[dir="ltr"] .feature-list li,
[dir="ltr"] .steps li {
    padding-left: 1.05rem;
    padding-right: 0;
}
.feature-list li::before,
.steps li::before {
    content: "";
    width: 0.45rem;
    height: 0.45rem;
    background: var(--accent);
    border-radius: 50%;
    position: absolute;
    right: 0;
    top: 0.4rem;
    box-shadow: none;
}

[dir="ltr"] .feature-list li::before,
[dir="ltr"] .steps li::before {
    right: auto;
    left: 0;
}

.steps {
    counter-reset: step;
}
.steps li {
    padding-right: 1.85rem;
}
[dir="ltr"] .steps li {
    padding-left: 1.85rem;
    padding-right: 0;
}

.steps li::before {
    counter-increment: step;
    content: counter(step);
    width: 1.2rem;
    height: 1.2rem;
    font-size: 0.65rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    box-shadow: none;
    top: 0.1rem;
    color: #042f2e;
    border-radius: 999px;
}

/* Forms */
.config-form {
    display: flex;
    flex-direction: column;
    gap: 1.55rem;
}

legend {
    font-size: .72rem;
    letter-spacing: 1.3px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-faint);
    margin-bottom: .4rem;
}

fieldset {
    margin: 0;
    padding: 0;
    border: none;
    display: flex;
    flex-direction: column;
    gap: .9rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: .45rem;
}

.form-group.hidden { display: none; }

label {
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .4px;
    color: #e5e8f1;
}

.group-label {
    font-size: .65rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-faint);
    margin-bottom: .15rem;
}

input[type=text],
input[type=url],
input[type=password],
input[type=number],
textarea,
select {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    color: var(--text);
    padding: .65rem .7rem .68rem;
    font: 500 .8rem var(--font-stack);
    border-radius: var(--radius-sm);
    outline: none;
    transition: var(--transition);
    min-height: 2.5rem;
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--accent);
    box-shadow: var(--shadow-focus);
}

.hint {
    text-align: center;
    font-size: .64rem;
    letter-spacing: .4px;
    line-height: 1.1rem;
    color: var(--text-faint);
}

.checkbox-label {
    vertical-align: super;
}

.req { color: var(--danger); }

.checkbox-line {
    display: inline-block;
    align-items: center;
    gap: .55rem;
    font-size: .78rem;
}
.checkbox-line input[type=checkbox],
.checkbox-line input[type=radio] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
    cursor: pointer;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: .4rem;
}

.password-group .pwd-wrapper {
    display: flex;
    align-items: stretch;
    gap: .55rem;
}
.password-group input { flex: 1; }

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .9rem;
    margin-top: .4rem;
}
.form-actions .btn {
    flex: 1 1 200px;
}

/* Buttons */
.btn {
    --btn-bg: var(--accent);
    --btn-bg-hover: var(--accent-hover);
    --btn-color: #fff;
    appearance: none;
    border: 1px solid transparent;
    background: var(--btn-bg);
    color: var(--btn-color);
    font: 600 .8rem var(--font-stack);
    padding: .8rem 1.15rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    text-decoration: none;
    letter-spacing: .5px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    line-height: 1;
    min-height: 2.6rem;
    transition: var(--transition);
    position: relative;
    isolation: isolate;
}

.btn::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(130deg,rgba(255,255,255,0.15),rgba(255,255,255,0) 60%);
    opacity: 0;
    mix-blend-mode: overlay;
    transition: var(--transition);
    border-radius: inherit;
}

.btn:hover::after { opacity: .9; }

.btn:hover {
    background: var(--btn-bg-hover);
    text-decoration: none;
}

.btn:focus-visible {
    outline: none;
    box-shadow: var(--shadow-focus);
}

.btn.secondary {
    --btn-bg: #303448;
    --btn-bg-hover: #3a4054;
}
.btn.subtle {
    --btn-bg: #262a39;
    --btn-bg-hover: #323746;
}
.btn.success {
    --btn-bg: var(--success);
    --btn-bg-hover: var(--success-hover);
}
.btn.danger {
    --btn-bg: var(--danger);
    --btn-bg-hover: var(--danger-hover);
}
.btn.ghost {
    --btn-bg: transparent;
    --btn-bg-hover: rgba(255,255,255,0.12);
    border: 1px solid var(--border-alt);
    color: var(--text-dim);
}
.btn.tiny {
    font-size: .65rem;
    padding: .45rem .6rem;
    min-height: unset;
    font-weight: 600;
    letter-spacing: .6px;
}
.btn.wide { width: 100%; }

/* Disabled state */
.btn[disabled],
.btn.locked,
.btn[aria-disabled="true"] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    background: #2b2f3f;
    border-color: #383d4e;
    color: #b0b5c4;
    filter: grayscale(20%);
}

/* Footer */
.site-footer {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    padding: 1.25rem 1.2rem;
    text-align: center;
    margin-top: auto;
    color: var(--text-faint);
    font-size: 0.78rem;
}

.site-footer a {
    color: var(--accent-hover);
    text-decoration: none;
}
.site-footer a:hover {
    text-decoration: underline;
}

.footer-credit {
    margin: 0.35rem 0 0;
    font-size: 0.68rem;
    opacity: 0.75;
}

/* GitHub CTA */
.github-panel {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.35rem;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.github-panel h3 {
    margin: 0 0 0.35rem;
    font-size: 0.95rem;
    font-weight: 600;
}

.github-panel p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.btn-github {
    --btn-bg: #1e293b;
    --btn-bg-hover: #334155;
    --btn-color: #f8fafc;
    border: 1px solid var(--border-alt);
    min-width: 8.5rem;
}

.btn-github:hover {
    border-color: var(--accent);
    color: var(--accent-hover);
}

.icon-github {
    width: 1.1rem;
    height: 1.1rem;
}

.option-card-featured {
    padding-top: 2.1rem;
}

/* Overlay */
.overlay {
    position: fixed;
    inset: 0;
    background: var(--overlay-bg);
    backdrop-filter: blur(14px) saturate(150%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.2rem 1.4rem;
    z-index: 400;
    animation: fadeIn .3s ease;
}
.overlay.hidden { display: none; }

.overlay-box {
    width: min(700px,100%);
    background: linear-gradient(155deg,var(--bg-panel) 0%,var(--bg-panel-alt) 100%);
    border: 1px solid var(--border);
    border-radius: 22px;
    padding: 1.95rem 1.85rem 2.25rem;
    box-shadow:
        0 22px 55px -18px rgba(0,0,0,0.6),
        0 0 0 1px rgba(255,255,255,0.03),
        0 0 0 4px rgba(143,97,255,0.07);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    position: relative;
    overflow: hidden;
}

.overlay-box::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(at 80% 18%,rgba(143,97,255,0.28),transparent 70%),
        radial-gradient(at 15% 85%,rgba(197,140,255,0.20),transparent 65%);
    opacity: .75;
    pointer-events: none;
    mix-blend-mode: overlay;
}

.overlay-header {
    display: flex;
    align-items: flex-end;
    gap: .85rem;
    flex-wrap: wrap;
}

.overlay-header h2 {
    margin: 0;
    font-size: 1.05rem;
    letter-spacing: .5px;
    font-weight: 600;
    color: #f5f3ff;
}

.overlay-sub {
    margin: 0;
    font-size: .7rem;
    letter-spacing: 1.2px;
    font-weight: 700;
    color: var(--accent-accent2);
    text-transform: uppercase;
}

.progress-track {
    background: #232736;
    border: 1px solid #303549;
    height: 12px;
    border-radius: 6px;
    position: relative;
    overflow: hidden;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
}

.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #0d9488, #14b8a6, #38bdf8);
    border-radius: inherit;
    transition: width 0.45s ease;
}

.progress-fill::after {
    display: none;
}

.status-log {
    background: #171922;
    border: 1px solid #2a2e3b;
    border-radius: 14px;
    padding: 1rem .95rem 1.05rem;
    font: 500 .64rem/1.15rem var(--mono-stack);
    color: #d0d5e3;
    max-height: 300px;
    overflow: auto;
    white-space: pre-wrap;
    box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
}

.overlay-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .8rem;
}
.overlay-actions .btn { flex: 1 1 210px; }

/* Utility */
.hidden { display: none !important; }

/* Responsive Tweaks */
@media (max-width: 780px) {
    .site-header { padding: 2.3rem 1.05rem 1.9rem; }
    .main-content { padding: 1.9rem 1.05rem 3rem; }
    .option-card,
    .config-form,
    .info-panel { padding: 1.25rem 1.1rem 1.35rem; }
    .overlay-box { padding: 1.55rem 1.35rem 1.8rem; border-radius: 20px; }
    .overlay-actions .btn { flex: 1 1 100%; }
    .nav-link { font-size: .7rem; }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes moveStripes {
    0% { background-position: 0 0; }
    100% { background-position: 360px 0; }
}

/* Category manager (hls.gd-style) */
.category-manager {
    margin-top: .5rem;
}

.cat-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: .55rem;
    margin-bottom: .75rem;
}

.cat-toolbar input[type="search"] {
    flex: 1 1 220px;
    min-width: 180px;
    padding: .55rem .75rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    background: var(--bg-soft);
    color: var(--text);
}

.cat-stats {
    margin: 0 0 .85rem;
    color: var(--text-dim);
    font-size: .9rem;
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: .45rem;
}

.cat-row {
    display: grid;
    grid-template-columns: 28px 18px 1fr auto 42px;
    align-items: center;
    gap: .55rem;
    padding: .7rem .85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, var(--bg-panel) 0%, var(--bg-panel-alt) 100%);
    transition: border-color var(--transition), opacity var(--transition);
}

.cat-row:hover {
    border-color: var(--border-alt);
}

.cat-row.dragging {
    opacity: .55;
}

.cat-row.is-hidden {
    opacity: .75;
}

.cat-drag {
    cursor: grab;
    color: var(--text-faint);
    user-select: none;
    text-align: center;
}

.cat-chevron {
    color: var(--text-faint);
    font-size: .95rem;
}

.cat-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cat-count {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    background: var(--accent-fade);
    color: var(--accent-hover);
    font-size: 0.82rem;
    white-space: nowrap;
}

.cat-eye {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg-soft);
    color: var(--text);
    cursor: pointer;
    font-size: 1rem;
}

.cat-eye:hover {
    border-color: var(--accent);
    background: var(--accent-fade);
}

.hidden-section {
    margin-top: 1.25rem;
    display: none;
}

.hidden-section.has-items {
    display: block;
}

.hidden-title {
    margin: 0 0 .65rem;
    color: var(--text-dim);
    font-size: .95rem;
    font-weight: 600;
}

.hidden-list .cat-row {
    background: var(--bg-soft);
}

.category-fieldset.hidden {
    display: none;
}

.category-fieldset:not(.hidden) {
    animation: fadeIn .35s ease;
}

.fav-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-bottom: .75rem;
    align-items: center;
}

.fav-toolbar .cat-search { flex: 1; min-width: 12rem; }

.favorite-manager .fav-toolbar {
    margin-bottom: .75rem;
}

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

@media (max-width: 720px) {
    .fav-columns { grid-template-columns: 1fr; }
}

.fav-col-title {
    margin: 0 0 .5rem;
    font-size: .9rem;
    color: var(--text-dim);
}

.fav-pick-list,
.fav-list {
    max-height: 280px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-panel);
}

.fav-pick-row,
.fav-row {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .45rem .65rem;
    border-bottom: 1px solid var(--border);
    font-size: .9rem;
}

.fav-pick-row:last-child,
.fav-row:last-child { border-bottom: none; }

.fav-pick-name,
.fav-name {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fav-pick-group {
    color: var(--text-faint);
    font-size: .8rem;
    max-width: 35%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.fav-num {
    color: var(--accent);
    font-weight: 600;
    min-width: 1.5rem;
}

.fav-add-btn {
    padding: .15rem .5rem;
    font-size: 1rem;
    line-height: 1;
}

.fav-remove {
    background: transparent;
    border: none;
    cursor: pointer;
    opacity: .7;
}

.fav-remove:hover { opacity: 1; color: var(--danger); }

.fav-steps {
    margin: 0 0 1rem;
    padding-inline-start: 1.25rem;
    color: var(--text-dim);
    font-size: .9rem;
}

.fav-steps li { margin-bottom: .35rem; }

.guide-list {
    list-style: disc;
    padding-inline-start: 1.25rem;
    margin: 0 0 1.25rem;
    color: var(--text-dim);
    font-size: .92rem;
}

.guide-list li { margin-bottom: .5rem; }

.info-panel h3 + h3 { margin-top: 1.5rem; }