:root {
    --bg: #0b1220;
    --panel: rgba(17, 24, 39, 0.92);
    --panel-soft: rgba(30, 41, 59, 0.72);
    --line: rgba(148, 163, 184, 0.22);
    --text: #e5eefb;
    --muted: #9fb0c9;
    --accent: #63e6be;
    --accent-2: #6cc9ff;
    --danger: #ff9a9a;
    --warn: #ffd58a;
    --shadow: 0 20px 48px rgba(0, 0, 0, 0.28);
    --radius: 24px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    font-family: "Avenir Next", "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(108, 201, 255, 0.14), transparent 28%),
        radial-gradient(circle at top right, rgba(99, 230, 190, 0.12), transparent 24%),
        linear-gradient(180deg, #08101d 0%, #0e1728 100%);
}

a {
    color: var(--accent-2);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

code {
    padding: 0.15rem 0.4rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
}

.page-shell {
    width: min(980px, calc(100% - 28px));
    margin: 0 auto;
    padding: 24px 0 40px;
}

.site-header,
.card,
.checker-form,
.results-table,
.stat-card {
    background: var(--panel);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 18px 20px;
    border-radius: 999px;
}

.brand-block {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    color: var(--text);
    min-width: 0;
}

.brand-block:hover {
    text-decoration: none;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #061018;
    font-weight: 800;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.site-title,
h1,
h2 {
    margin: 0;
}

.site-title {
    font-size: 1.15rem;
    font-weight: 700;
}

.site-subtitle,
.hero-text,
.upload-meta,
.notice {
    color: var(--muted);
}

.header-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    white-space: nowrap;
}

.header-nav {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.header-link:hover {
    text-decoration: none;
    background: rgba(255, 255, 255, 0.08);
}

.header-link.is-active {
    background: rgba(108, 201, 255, 0.12);
    border-color: rgba(108, 201, 255, 0.28);
    color: #d9f2ff;
}

.site-main {
    display: grid;
    gap: 18px;
    margin-top: 18px;
}

.card,
.checker-form,
.results-table {
    border-radius: var(--radius);
    padding: 24px;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
}

.manage-hero {
    padding: 20px 24px;
}

.manage-hero-top {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
}

.manage-hero-copy {
    display: grid;
    gap: 10px;
}

.manage-hero h1 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
}

.manage-hero .hero-text {
    max-width: 52rem;
}

.manage-hero-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.legend,
.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 18px;
}

.checker-shell,
.results-shell {
    display: grid;
    gap: 14px;
}

.input-grid {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 16px;
}

.upload-panel,
.input-panel {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 18px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: var(--panel-soft);
    margin-bottom: 15px;
}

.hero-badge, .result-badge{
    font-weight: 700;
}

.upload-panel {
    justify-content: center;
    cursor: pointer;
    min-height: 145px;
    margin-bottom: 15px;
}

.upload-panel input {
    display: none;
}

.upload-kicker,
.textarea-count {
    color: var(--accent-2);
    font-size: 0.84rem;
    font-weight: 700;
}

.textarea-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

textarea {
    width: 100%;
    min-height: 240px;
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.92);
    color: var(--text);
    font: inherit;
    resize: vertical;
}

textarea::placeholder {
    color: var(--muted);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 46px;
    padding: 0 18px;
    border: 0;
    border-radius: 999px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.button-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #07111c;
}

.button-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    border: 1px solid var(--line);
}

.button-danger {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.28), rgba(185, 28, 28, 0.4));
    color: #fff3f3;
    border: 1px solid rgba(248, 113, 113, 0.42);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.button-loader {
    width: 15px;
    height: 15px;
    border: 2px solid rgba(7, 17, 28, 0.25);
    border-top-color: #07111c;
    border-radius: 50%;
    display: none;
    animation: spin 0.7s linear infinite;
}

.button.is-loading {
    opacity: 0.9;
    cursor: wait;
}

.button.is-loading .button-loader {
    display: inline-block;
}

.button:disabled {
    cursor: wait;
}

.notice {
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid rgba(255, 154, 154, 0.28);
}

.notice-error {
    color: #ffd1d1;
    background: rgba(127, 29, 29, 0.34);
}

.notice-success {
    color: #c9ffe7;
    background: rgba(22, 101, 52, 0.32);
    border-color: rgba(99, 230, 190, 0.28);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
}

.stat-card {
    padding: 16px;
    border-radius: 20px;
}

.stat-card span {
    display: block;
    color: var(--muted);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stat-card strong {
    display: block;
    margin-top: 8px;
    font-size: 1.8rem;
}

.result-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 700;
}

.badge-live,
.stat-live {
    background: rgba(99, 230, 190, 0.14);
    color: #98f0d4;
}

.badge-deleted,
.stat-deleted {
    background: rgba(255, 154, 154, 0.14);
    color: var(--danger);
}

.badge-restricted,
.stat-restricted {
    background: rgba(255, 213, 138, 0.14);
    color: var(--warn);
}

.badge-unknown,
.stat-unknown {
    background: rgba(108, 201, 255, 0.14);
    color: #a5e0ff;
}

.results-table {
    padding: 0;
    overflow: hidden;
}

.alert-form {
    padding: 20px 24px;
}

.alert-row {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
}

.alert-copy {
    display: grid;
    gap: 8px;
}

.alert-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.alert-help {
    margin: 14px 0 0;
    color: var(--muted);
}

.manage-grid {
    display: grid;
    gap: 14px;
}

.watchlist-card {
    display: grid;
    gap: 18px;
}

.watchlist-top {
    display: flex;
    align-items: start;
    justify-content: space-between;
    gap: 16px;
}

.watchlist-heading {
    display: grid;
    gap: 8px;
}

.watchlist-subtitle {
    margin: 0;
    max-width: 42rem;
    color: var(--muted);
}

.watchlist-actions {
    flex: 0 0 auto;
}

.watchlist-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.meta-pill {
    min-width: 120px;
    padding: 12px 14px;
    border-radius: 16px;
    background: var(--panel-soft);
    border: 1px solid var(--line);
}

.meta-pill span {
    display: block;
    color: var(--muted);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.meta-pill strong {
    display: block;
    margin-top: 6px;
    font-size: 1.2rem;
}

.meta-pill-strong {
    min-width: 136px;
    background: rgba(108, 201, 255, 0.1);
    border-color: rgba(108, 201, 255, 0.24);
}

.watchlist-copy {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.watchlist-copy p {
    margin: 0;
    display: grid;
    gap: 6px;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--line);
    background: var(--panel-soft);
    color: var(--muted);
}

.watchlist-copy strong {
    color: var(--text);
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.watchlist-copy span {
    color: var(--muted);
}

.saved-urls {
    display: grid;
    gap: 10px;
}

.saved-urls-title {
    margin: 0;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 700;
}

.saved-url-row {
    display: block;
    padding: 12px 14px;
    border-radius: 14px;
    background: var(--panel-soft);
    border: 1px solid var(--line);
}

.saved-url-row:hover {
    text-decoration: none;
    border-color: rgba(108, 201, 255, 0.28);
    background: rgba(30, 41, 59, 0.88);
}

.saved-url-label,
.saved-url-detail {
    display: block;
}

.saved-url-label {
    color: var(--text);
    font-weight: 700;
}

.saved-url-detail {
    margin-top: 4px;
    color: var(--muted);
    font-size: 0.9rem;
    overflow-wrap: anywhere;
}

.saved-urls-more {
    margin: 0;
    color: var(--muted);
}

.empty-state {
    text-align: center;
}

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

th,
td {
    padding: 16px 18px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

th {
    color: var(--muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

@media (max-width: 760px) {
    .page-shell {
        width: min(100% - 18px, 100%);
    }

    .site-header,
    .watchlist-top {
        flex-direction: column;
        align-items: stretch;
    }

    .header-nav,
    .manage-hero-top,
    .watchlist-copy {
        display: grid;
        grid-template-columns: 1fr;
    }

    .input-grid,
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .alert-row {
        flex-direction: column;
        align-items: stretch;
    }

    .alert-controls {
        flex-direction: column;
        align-items: stretch;
    }

    table,
    thead,
    tbody,
    th,
    td,
    tr {
        display: block;
    }

    thead {
        display: none;
    }

    tbody {
        padding: 10px;
    }

    tbody tr {
        margin-bottom: 10px;
        border: 1px solid var(--line);
        border-radius: 18px;
        overflow: hidden;
        background: rgba(255, 255, 255, 0.03);
    }

    td {
        padding: 14px 16px;
    }

    td::before {
        content: attr(data-label);
        display: block;
        margin-bottom: 6px;
        color: var(--muted);
        font-size: 0.75rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.08em;
    }
}

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