/* styles.css · verificador-backlinks-visual · 1000HW
   Vanilla CSS, BEM, CSS variables, NO Tailwind CDN.
   Dark theme matching template-v1.html aesthetic.
   Cache-bust: ?v=1
*/

/* ─── CUSTOM PROPERTIES ───────────────────────────────────────── */
:root {
    --bg: #050505;
    --bg-2: #0a0a0a;
    --bg-3: #111111;
    --surface: #161616;
    --surface-2: #1e1e1e;
    --border: #2a2a2a;
    --border-2: #383838;
    --text: #e0e0e0;
    --text-2: #a0a0a0;
    --text-3: #606060;
    --accent: #CCFF00;
    --accent-dim: rgba(204, 255, 0, 0.08);
    --accent-hover: #d4ff33;
    --high: #7ed957;
    --mid: #ffcc00;
    --low: #ff5050;
    --major: #ff9922;
    --major-bg: rgba(255, 153, 34, 0.1);
    --danger: #ff4444;
    --radius: 8px;
    --radius-sm: 4px;
    --radius-lg: 12px;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.7);
    --transition: 200ms ease;
}

/* ─── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image: radial-gradient(#1a1a1a 1px, transparent 1px);
    background-size: 40px 40px;
}

::selection { background: var(--accent); color: #000; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }

img { max-width: 100%; height: auto; }

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

button { font-family: inherit; cursor: pointer; }

/* ─── ACCESSIBILITY ──────────────────────────────────────────── */
.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap; border: 0;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 8px;
    background: var(--accent);
    color: #000;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    z-index: 100;
    transition: top 150ms ease;
    font-weight: 700;
    font-family: var(--font-mono);
    font-size: 14px;
}
.skip-link:focus { top: 8px; }

*:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        transition-duration: 0.001ms !important;
    }
    html { scroll-behavior: auto; }
}

/* ─── ACCENT UTILITY ─────────────────────────────────────────── */
.accent { color: var(--accent); }

/* ─── OFFLINE BANNER ──────────────────────────────────────────── */
.offline-banner {
    background: var(--major-bg);
    border-bottom: 1px solid var(--major);
    color: var(--major);
    text-align: center;
    padding: 8px 16px;
    font-size: 13px;
    font-family: var(--font-mono);
}

/* ─── NAV ────────────────────────────────────────────────────── */
.nav {
    border-bottom: 1px solid var(--border);
    background: rgba(5, 5, 5, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 40;
}
.nav__inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}
.nav__back {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-3);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color var(--transition);
}
.nav__back:hover { color: var(--accent); text-decoration: none; }
.nav__arrow { transition: transform var(--transition); }
.nav__back:hover .nav__arrow { transform: translateX(-4px); }
.nav__brand {
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.02em;
}
.nav__right { display: flex; align-items: center; gap: 8px; margin-left: auto; margin-right: 12px; }
.nav__btn {
    background: transparent;
    color: var(--text-3);
    border: 1px solid var(--border);
    padding: 6px 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: color var(--transition), border-color var(--transition);
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 32px;
}
.nav__btn:hover { color: var(--accent); border-color: var(--accent); }
.nav__btn:focus-visible { color: var(--accent); border-color: var(--accent); }

/* ─── MAIN ───────────────────────────────────────────────────── */
.main {
    flex-grow: 1;
    padding: 32px 24px;
}
.container {
    max-width: 1100px;
    margin: 0 auto;
}

/* ─── HERO ───────────────────────────────────────────────────── */
.hero { margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.tag {
    display: inline-block;
    background: var(--bg-3);
    color: var(--text-2);
    border: 1px solid var(--border);
    padding: 4px 10px;
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.tag--accent { color: var(--accent); border-color: var(--accent); }
.hero-h1 {
    font-size: clamp(28px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    color: var(--text);
}
.hero-lede {
    color: var(--text-2);
    font-size: clamp(15px, 1.5vw, 18px);
    max-width: 70ch;
    margin-bottom: 24px;
}
.hero-disclaimer {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: rgba(255, 153, 34, 0.06);
    border: 1px solid var(--major);
    border-left-width: 3px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 14px;
}
.disclaimer-icon {
    width: 22px; height: 22px;
    flex-shrink: 0;
    color: var(--major);
    stroke-width: 2;
}
.hero-disclaimer p { line-height: 1.5; }

/* ─── TOOL AREA ──────────────────────────────────────────────── */
.tool-area {
    background: var(--bg-2);
    border: 1px solid var(--border);
    padding: 32px;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    margin-bottom: 32px;
}
.tool-area::before {
    content: "";
    position: absolute;
    top: 0; right: 0;
    width: 240px; height: 240px;
    background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
    pointer-events: none;
}

.inputs { position: relative; z-index: 1; margin-bottom: 24px; }
.input-group { margin-bottom: 16px; }
.input-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-3);
    margin-bottom: 8px;
}
.input-row {
    display: flex;
    gap: 8px;
    align-items: stretch;
}
.input-field {
    background-color: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 12px 16px;
    font-family: var(--font-mono);
    font-size: 15px;
    border-radius: var(--radius-sm);
    flex-grow: 1;
    min-width: 0;
    transition: border-color var(--transition);
}
.input-field:focus {
    border-color: var(--accent);
    outline: none;
}
.input-field--small { padding: 8px 12px; font-size: 13px; }
.input-hint {
    font-size: 12px;
    color: var(--text-3);
    margin-top: 6px;
    font-family: var(--font-mono);
}
.input-error {
    font-size: 13px;
    color: var(--low);
    margin-top: 6px;
    font-family: var(--font-mono);
}

/* ─── BUTTONS ────────────────────────────────────────────────── */
.btn {
    background: var(--bg-3);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 12px 20px;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
}
.btn:hover:not([disabled]) {
    border-color: var(--accent);
    color: var(--accent);
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn--primary {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
}
.btn--primary:hover:not([disabled]) {
    background: var(--accent-hover);
    color: #000;
}
.btn--secondary { background: var(--bg-2); }
.btn--ghost {
    background: transparent;
    border-color: var(--border);
}
.btn--danger {
    color: var(--low);
    border-color: var(--low);
}
.btn--danger:hover:not([disabled]) { background: rgba(255, 80, 80, 0.1); }
.btn--sm { padding: 6px 12px; font-size: 11px; min-height: 32px; }
.btn--lg { padding: 14px 24px; font-size: 14px; }
.btn__icon { width: 16px; height: 16px; }
.btn--donate { background: var(--accent); color: #000; border-color: var(--accent); }
.btn--donate:hover { background: var(--accent-hover); color: #000; }

/* ─── RECENTS ────────────────────────────────────────────────── */
.recents {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed var(--border);
    position: relative;
    z-index: 1;
}
.recents__label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.recents__list { display: flex; flex-wrap: wrap; gap: 6px; }
.recents__chip {
    background: var(--bg);
    color: var(--text-2);
    border: 1px solid var(--border);
    padding: 4px 10px;
    font-family: var(--font-mono);
    font-size: 12px;
    border-radius: 999px;
    cursor: pointer;
    transition: all var(--transition);
}
.recents__chip:hover { border-color: var(--accent); color: var(--accent); }
.recents__clear {
    margin-left: auto;
    background: transparent;
    color: var(--text-3);
    border: none;
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    cursor: pointer;
}
.recents__clear:hover { color: var(--low); }

/* ─── SPINNER / PROGRESS ─────────────────────────────────────── */
.spinner {
    margin: 24px 0;
    padding: 24px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    position: relative;
    z-index: 1;
}
.spinner__ring {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.spinner__body { text-align: center; }
.spinner__text {
    font-family: var(--font-mono);
    color: var(--text-2);
    margin-bottom: 12px;
}
.spinner__steps {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-3);
}
.spinner__step {
    padding: 4px 0;
    position: relative;
    padding-left: 22px;
}
.spinner__step::before {
    content: "○";
    position: absolute;
    left: 0;
    color: var(--border);
}
.spinner__step--active { color: var(--accent); }
.spinner__step--active::before { content: "◐"; color: var(--accent); }
.spinner__step--done { color: var(--text-2); }
.spinner__step--done::before { content: "✓"; color: var(--high); }

/* ─── PRIVACY NOTICE ─────────────────────────────────────────── */
.privacy-notice {
    background: var(--accent-dim);
    border: 1px solid var(--accent);
    border-left-width: 3px;
    color: var(--text);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    line-height: 1.6;
    margin-top: 16px;
    position: relative;
    z-index: 1;
}

/* ─── ALERTS ─────────────────────────────────────────────────── */
.alert {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-top: 16px;
    position: relative;
    z-index: 1;
}
.alert__icon { width: 22px; height: 22px; flex-shrink: 0; }
.alert--error {
    background: rgba(255, 68, 68, 0.08);
    border: 1px solid var(--danger);
    border-left-width: 3px;
    color: var(--danger);
}

/* ─── RESULTS ────────────────────────────────────────────────── */
#results { margin-top: 32px; position: relative; z-index: 1; }

.dashboard { margin-bottom: 32px; }
.dashboard__header { margin-bottom: 16px; }
.dashboard__title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--accent);
    margin-bottom: 4px;
    word-break: break-all;
}
.dashboard__subtitle {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.dashboard__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}
.metric-card {
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 16px;
    border-radius: var(--radius);
    transition: border-color var(--transition);
}
.metric-card:hover { border-color: var(--accent); }
.metric-card--pageRank { border-color: var(--accent); }
.metric-card__label {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-3);
    margin-bottom: 8px;
}
.metric-card__value {
    display: block;
    font-size: 32px;
    font-weight: 800;
    line-height: 1;
    color: var(--accent);
    margin-bottom: 4px;
    letter-spacing: -0.02em;
}
.metric-card__hint {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-3);
}

/* ─── TABS ───────────────────────────────────────────────────── */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
    flex-wrap: wrap;
}
.tab {
    background: transparent;
    color: var(--text-3);
    border: 1px solid transparent;
    border-bottom: none;
    padding: 10px 16px;
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
    cursor: pointer;
    transition: color var(--transition), border-color var(--transition);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.tab:hover { color: var(--text); }
.tab--active {
    color: var(--accent);
    border-color: var(--border);
    background: var(--bg);
}
.tab[aria-selected="true"] {
    color: var(--accent);
}
.panel {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 24px;
}

/* ─── GRAPH PANEL ────────────────────────────────────────────── */
.graph-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    margin-bottom: 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-3);
}
.graph-controls__label { text-transform: uppercase; letter-spacing: 0.06em; }
.legend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border: 1px solid var(--border);
    border-radius: 999px;
}
.legend::before {
    content: "";
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: currentColor;
}
.legend--high { color: var(--high); border-color: var(--high); }
.legend--mid { color: var(--mid); border-color: var(--mid); }
.legend--low { color: var(--low); border-color: var(--low); }
.legend--unknown { color: var(--text-3); }

.graph-container {
    background: #000;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: 100%;
    min-height: 360px;
    height: 55vh;
    max-height: 560px;
    overflow: hidden;
    position: relative;
}
.graph-container svg { width: 100%; height: 100%; display: block; }
.graph-empty {
    text-align: center;
    color: var(--text-3);
    font-family: var(--font-mono);
    padding: 64px 16px;
}
.graph-meta {
    margin-top: 12px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-3);
    text-align: center;
}
.graph-tooltip {
    position: absolute;
    background: var(--bg-2);
    color: var(--text);
    border: 1px solid var(--accent);
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 11px;
    pointer-events: none;
    z-index: 5;
    box-shadow: var(--shadow);
    max-width: 280px;
    line-height: 1.5;
}
.node { cursor: grab; }
.node:active { cursor: grabbing; }
.node:focus { outline: none; }
.node:focus-visible circle { stroke: var(--accent); stroke-width: 3px; }

/* ─── TABLE PANEL ────────────────────────────────────────────── */
.table-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}
.table-controls__count {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-3);
}
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.data-table thead {
    background: var(--bg-2);
    position: sticky;
    top: 0;
    z-index: 1;
}
.data-table th {
    text-align: left;
    padding: 10px 12px;
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-3);
    border-bottom: 1px solid var(--border);
}
.data-table th.sortable {
    cursor: pointer;
    user-select: none;
}
.data-table th.sortable:hover { color: var(--accent); }
.data-table th.sortable[data-sort-dir="asc"]::after { content: " ▲"; color: var(--accent); }
.data-table th.sortable[data-sort-dir="desc"]::after { content: " ▼"; color: var(--accent); }
.data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    vertical-align: top;
    font-family: var(--font-mono);
}
.data-table tbody tr:hover { background: var(--bg-2); }
.cell-host { display: block; font-weight: 600; color: var(--accent); }
.cell-url {
    display: block;
    font-size: 11px;
    color: var(--text-3);
    word-break: break-all;
}
.type-dofollow { color: var(--high); }
.type-nofollow { color: var(--low); }
.type-unknown { color: var(--text-3); }
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 16px;
}
.pagination__info {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-3);
}

/* ─── DETAILS PANEL ──────────────────────────────────────────── */
.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}
.details-card {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
}
.details-card__title {
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--accent);
    margin-bottom: 12px;
}
.details-card__list {
    list-style: none;
    padding: 0;
    margin: 0 0 12px 0;
}
.details-card__list li {
    padding: 6px 0;
    border-bottom: 1px dashed var(--border);
    font-size: 13px;
    line-height: 1.5;
    word-break: break-word;
}
.details-card__list li:last-child { border-bottom: none; }
.details-card__empty {
    color: var(--text-3) !important;
    font-family: var(--font-mono);
    font-style: italic;
    border: none !important;
    padding: 6px 0 !important;
}
.details-card__error { color: var(--low); }
.details-card__source {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-3);
    border-top: 1px dashed var(--border);
    padding-top: 8px;
}

/* ─── EXPORT SECTION ─────────────────────────────────────────── */
.export-section {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px dashed var(--border);
    position: relative;
    z-index: 1;
}
.export-section__title {
    font-family: var(--font-mono);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-3);
    margin-bottom: 12px;
}
.export-section__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* ─── LONG CONTENT (HONESTY SECTION) ─────────────────────────── */
.long-content {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-left: 4px solid var(--major);
    padding: 32px;
    border-radius: var(--radius);
    margin-bottom: 32px;
    line-height: 1.7;
}
.long-content h2 {
    font-size: 24px;
    margin-bottom: 16px;
    color: var(--major);
}
.long-content__lede {
    font-size: 16px;
    color: var(--text);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px dashed var(--border);
}
.long-content h3 {
    font-size: 17px;
    margin-top: 20px;
    margin-bottom: 8px;
    color: var(--accent);
}
.long-content p {
    margin-bottom: 12px;
    color: var(--text);
}

/* ─── FAQ ────────────────────────────────────────────────────── */
.faq { margin-bottom: 32px; }
.faq__title {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--text);
}
.faq__list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.faq__item {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.faq__item[open] { border-color: var(--accent); }
.faq__question {
    cursor: pointer;
    list-style: none;
    padding: 14px 18px;
    font-weight: 600;
    color: var(--text);
    position: relative;
    padding-right: 44px;
}
.faq__question::-webkit-details-marker { display: none; }
.faq__question::after {
    content: "+";
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 18px;
    transition: transform var(--transition);
}
.faq__item[open] .faq__question::after {
    content: "−";
}
.faq__answer {
    padding: 0 18px 14px;
    color: var(--text-2);
    font-size: 14px;
    line-height: 1.6;
}

/* ─── ABOUT ──────────────────────────────────────────────────── */
.about {
    background: var(--bg-2);
    border: 1px solid var(--border);
    padding: 24px;
    border-radius: var(--radius);
    margin-bottom: 32px;
}
.about__title { font-size: 20px; margin-bottom: 12px; color: var(--text); }
.about__p { color: var(--text-2); margin-bottom: 12px; font-size: 14px; }
.about__p:last-child { margin-bottom: 0; }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.footer {
    border-top: 1px solid var(--border);
    padding: 24px;
    background: var(--bg-2);
    margin-top: 32px;
}
.footer__inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.footer__disclaimer {
    color: var(--text-3);
    font-size: 11px;
    line-height: 1.6;
}
.footer__brand {
    color: var(--text-3);
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ─── MODAL ──────────────────────────────────────────────────── */
#settingsModal, #errorModal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
}
#settingsModal[hidden], #errorModal[hidden] {
    display: none;
}
.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.modal-content {
    position: relative;
    background: var(--bg-2);
    border: 1px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 28px;
    max-width: 540px;
    width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    z-index: 1;
}
.modal__title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--accent);
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.modal__intro,
.modal__msg {
    color: var(--text-2);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 16px;
}
.modal__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
    justify-content: flex-end;
}
.modal__privacy {
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px dashed var(--border);
    color: var(--text-3);
    font-size: 11px;
    font-family: var(--font-mono);
    line-height: 1.5;
}

/* Form inside modal */
.form-group { margin-bottom: 16px; }
.form-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-3);
    margin-bottom: 6px;
}
.form-row {
    display: flex;
    gap: 8px;
    align-items: stretch;
}
.form-hint {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-3);
    margin-top: 6px;
    line-height: 1.5;
}
.form-hint a {
    color: var(--accent);
    border-bottom: 1px dotted var(--accent);
}
.form-status {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent);
    margin-top: 6px;
    min-height: 14px;
}

/* ─── TOAST ──────────────────────────────────────────────────── */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 50;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 360px;
    width: calc(100vw - 48px);
    overflow: hidden;
    transform: translateY(0);
    opacity: 1;
    transition: all 700ms ease;
}
.toast[hidden] {
    display: none;
}
.toast__inner {
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.toast__icon {
    width: 36px;
    height: 36px;
    background: var(--accent-dim);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}
.toast__icon svg { width: 18px; height: 18px; }
.toast__body { flex-grow: 1; min-width: 0; }
.toast__title {
    font-size: 13px;
    color: var(--text);
    line-height: 1.4;
}
.toast__actions {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex-shrink: 0;
}
.toast__dismiss {
    background: transparent;
    color: var(--text-3);
    border: none;
    padding: 4px 6px;
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    cursor: pointer;
}
.toast__dismiss:hover { color: var(--text); }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 720px) {
    .main { padding: 16px 12px; }
    .nav__inner { padding: 12px 16px; }
    .tool-area { padding: 20px 16px; }
    .input-row { flex-direction: column; }
    .modal-content { padding: 20px; }
    .long-content { padding: 20px; }
    .dashboard__title { font-size: 20px; }
    .metric-card__value { font-size: 26px; }
    .table-controls { flex-direction: column; align-items: stretch; }
    .about, .footer__inner { padding: 16px; }
    .toast { left: 16px; right: 16px; bottom: 16px; max-width: none; }
}
@media (max-width: 480px) {
    .hero-h1 { font-size: 28px; }
    .nav__back span:last-child { display: none; }
}