:root {
    color-scheme: dark;
    --bg: #0e0e0e;
    --surface: #171717;
    --surface-2: #212121;
    --line: #2e2e2e;
    --text: #f4f4f4;
    --muted: #a3a3a3;
    --danger: #f0b4b4;
    --ok: #c9e7c9;
    --focus: #ffffff;
    --font: "Inter", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.5;
}

a { color: inherit; }

:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 3px;
}

.skip-link {
    position: absolute;
    left: 1rem;
    top: -4rem;
    background: #fff;
    color: #000;
    padding: 0.5rem 0.75rem;
    z-index: 10;
}

.skip-link:focus { top: 1rem; z-index: 50; }

.supervision {
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem 1rem;
    padding: 0.7rem 1rem;
    background: #3d2e12;
    color: #f8e7c0;
    border-bottom: 3px solid #e0b15a;
}

.supervision p { margin: 0; }

.supervision .btn { background: #f8e7c0; color: #2a210f; }

body.is-supervising .app-shell { min-height: calc(100vh - 3.25rem); }

body.is-supervising .panel-frame { height: calc(100dvh - 12.5rem); }

.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
}

.auth-card {
    width: min(100%, 26rem);
    background: var(--surface);
    border: 1px solid var(--line);
    padding: 2rem 1.5rem;
}

.code-input {
    font-size: 1.5rem;
    letter-spacing: 0.35rem;
    text-align: center;
    font-variant-numeric: tabular-nums;
}

.resend-form { margin-top: 0.5rem; }

.resend-form button:disabled { opacity: 0.55; }

.brand {
    margin: 0;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.lede, .muted { color: var(--muted); }

.lede { margin: 0.75rem 0 1.5rem; }

h1, h2 { font-weight: 600; letter-spacing: -0.02em; }

h1 { font-size: 1.5rem; margin: 0 0 0.5rem; }

.field { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1rem; }

.field span, label { font-size: 0.85rem; }

input[type="email"], input[type="password"], input[type="text"] {
    width: 100%;
    min-height: 2.75rem;
    background: transparent;
    color: var(--text);
    border: 1px solid #4a4a4a;
    border-radius: 0;
    padding: 0.6rem 0.75rem;
    font: inherit;
}

.password-row { display: flex; gap: 0.5rem; }

.password-row input { flex: 1; }

.btn, button {
    font: inherit;
    cursor: pointer;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.75rem;
    padding: 0.55rem 1rem;
    border: 1px solid transparent;
    background: #f4f4f4;
    color: #111;
    text-decoration: none;
}

.btn-block { width: 100%; }

.btn-ghost {
    background: transparent;
    color: var(--text);
    border-color: #4a4a4a;
}

.btn[disabled] { opacity: 0.6; cursor: progress; }

.row-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin: 0.25rem 0 1.25rem;
}

.remember { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; }

.alert {
    background: #2a1c1c;
    color: var(--danger);
    padding: 0.75rem;
    margin-bottom: 1rem;
}

.alert.ok { background: #1c2a1c; color: var(--ok); }

.stack { display: grid; gap: 0.75rem; }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: 16rem 1fr; }

.sidebar {
    border-right: 1px solid var(--line);
    padding: 1.25rem 1rem;
    background: #121212;
}

.nav-toggle { display: none; margin: 0.75rem 1rem 0; }

.sidebar nav { display: grid; gap: 0.25rem; margin-top: 1.5rem; }

.sidebar a, .sidebar button.linkish {
    display: block;
    padding: 0.55rem 0.65rem;
    text-decoration: none;
    color: var(--muted);
    background: transparent;
    border: 0;
    text-align: left;
    width: 100%;
}

.sidebar a[aria-current="page"], .sidebar a:hover { color: var(--text); background: var(--surface-2); }

.main { min-width: 0; }

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--line);
}

.content { padding: 1.25rem; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(7.5rem, 1fr)); gap: 0.75rem; margin: 1rem 0 1.5rem; }

.stat { background: var(--surface); border: 1px solid var(--line); padding: 0.9rem; }

.stat b { display: block; font-size: 1.4rem; }

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

th, td { text-align: left; padding: 0.65rem 0.4rem; border-bottom: 1px solid var(--line); font-size: 0.92rem; vertical-align: middle; }

td form { margin: 0; }

.panel-stage { display: grid; gap: 0.75rem; }

.panel-switch { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.panel-switch .btn { gap: 0.55rem; }

.panel-mark {
    width: 2.25rem;
    height: 1.5rem;
    flex: 0 0 2.25rem;
    object-fit: contain;
    background: #d5d5d5;
}

.panel-switch .is-current { background: #f4f4f4; color: #111; }

.panel-frame { height: calc(100dvh - 9rem); min-height: 24rem; background: #000; border: 1px solid var(--line); }

.panel-frame iframe { width: 100%; height: 100%; border: 0; }

.codes { font-family: ui-monospace, monospace; letter-spacing: 0.04em; }

.alert ul { margin: 0; padding-left: 1.1rem; }

.page-head, .split {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 1rem;
    flex-wrap: wrap;
}

.page-head { margin-bottom: 1.25rem; }
.page-head h1, .section-title { margin-bottom: 0; }
.page-head .lede { margin: 0.35rem 0 0; }

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: flex-end;
    margin-bottom: 1rem;
}

.filters .field { margin: 0; flex: 1 1 9rem; min-width: 9rem; }
.filters .btn { flex: 0 0 auto; }

select, textarea {
    width: 100%;
    min-height: 2.75rem;
    background: transparent;
    color: var(--text);
    border: 1px solid #4a4a4a;
    border-radius: 0;
    padding: 0.6rem 0.75rem;
    font: inherit;
}

textarea { min-height: 6rem; resize: vertical; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
.field-wide { grid-column: 1 / -1; }
.form-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.5rem; }
.help { color: var(--muted); font-size: 0.85rem; }
.error { color: var(--danger); font-size: 0.85rem; font-weight: 500; }
.check { display: flex; align-items: flex-start; gap: 0.6rem; margin: 0.5rem 0 1rem; }
.check input { margin-top: 0.3rem; }

.table-wrap { overflow-x: auto; }

.client-shell .app-shell { grid-template-columns: 1fr; }

.client-shell .content { padding: 0.75rem 0.75rem 0; }

.client-shell .topbar { padding: 0.65rem 0.75rem; }

.client-shell .panel-stage { gap: 0.5rem; }

.client-shell .panel-stage h1 { margin: 0; font-size: 1.15rem; }

.client-shell .panel-frame {
    height: calc(100dvh - 7.75rem);
    min-height: 16rem;
}

.client-shell .panel-stage:has(.panel-switch) .panel-frame { height: calc(100dvh - 10.75rem); }

body.is-supervising.client-shell .panel-frame { height: calc(100dvh - 11.5rem); }

body.is-supervising.client-shell .panel-stage:has(.panel-switch) .panel-frame { height: calc(100dvh - 14.5rem); }

.client-shell .stack { justify-items: start; }

.actions { display: flex; flex-wrap: nowrap; gap: 0.4rem; align-items: center; }
.actions .btn { min-height: 2.25rem; padding: 0.35rem 0.7rem; }

.pill {
    display: inline-block;
    padding: 0.1rem 0.45rem;
    border: 1px solid var(--line);
    font-size: 0.8rem;
}
.pill-ok { color: var(--ok); }
.pill-off { color: var(--muted); }

.mark, .logo {
    width: 2.25rem;
    height: 2.25rem;
    display: grid;
    place-items: center;
    background: #d5d5d5;
    color: #111;
    font-weight: 600;
    overflow: hidden;
}
.logo img, .logo-preview img { display: block; max-width: 8rem; max-height: 3rem; object-fit: contain; background: #d5d5d5; }
.logo img { width: 2.25rem; height: 2.25rem; object-fit: contain; }
.identity { display: flex; align-items: center; gap: 0.65rem; }

.empty { margin: 1rem 0; color: var(--muted); }
.empty .btn { margin-top: 0.75rem; }

.tabs { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; margin: 0 0 1.25rem; }
.tabs a { color: var(--muted); text-decoration: none; border-bottom: 1px solid transparent; }
.tabs a:hover { color: var(--text); border-color: var(--text); }

.section { margin: 2rem 0; }
.section-title { font-size: 1.15rem; }

.pager { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-top: 1rem; }
.url { word-break: break-all; }
.preview-note { margin-bottom: 0.75rem; }

.account { position: relative; }
.account summary {
    min-height: 2.75rem;
    display: flex;
    align-items: center;
    cursor: pointer;
    list-style: none;
}
.account summary::-webkit-details-marker { display: none; }
.account-menu {
    position: absolute;
    right: 0;
    top: 100%;
    z-index: 20;
    min-width: 12rem;
    background: var(--surface);
    border: 1px solid var(--line);
    padding: 0.4rem;
}
.account-menu a, .account-menu button {
    display: block;
    width: 100%;
    text-align: left;
    background: transparent;
    color: var(--text);
    border: 0;
    padding: 0.55rem 0.65rem;
    text-decoration: none;
    font: inherit;
    cursor: pointer;
}
.account-menu a:hover, .account-menu button:hover { background: var(--surface-2); }

@media (max-width: 800px) {
    .form-grid { grid-template-columns: 1fr; }
    .account-menu { position: static; margin-top: 0.5rem; }
}

@media (max-width: 640px) {
    .stack-on-narrow { overflow: visible; }

    .stack-on-narrow table,
    .stack-on-narrow tbody,
    .stack-on-narrow tr,
    .stack-on-narrow td { display: block; width: auto; }

    .stack-on-narrow thead {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }

    .stack-on-narrow tr {
        margin: 0 0 0.75rem;
        padding: 0.35rem 0.75rem 0.55rem;
        background: var(--surface);
        border: 1px solid var(--line);
    }

    .stack-on-narrow td {
        display: grid;
        grid-template-columns: 6.25rem minmax(0, 1fr);
        gap: 0.35rem 0.75rem;
        align-items: start;
        border-bottom: 0;
        padding: 0.35rem 0;
        overflow-wrap: anywhere;
    }

    .stack-on-narrow td::before {
        content: attr(data-label);
        color: var(--muted);
        font-size: 0.8rem;
    }

    .stack-on-narrow td[data-label="Acciones"] {
        display: flex;
        flex-wrap: wrap;
        gap: 0.4rem;
    }

    .stack-on-narrow td[data-label="Acciones"]::before { flex: 1 0 100%; }

    .client-shell .topbar { align-items: flex-start; }

    .client-shell .panel-switch .btn { flex: 1 1 12rem; }
}

@media (max-width: 800px) {
    .app-shell { grid-template-columns: 1fr; }
    .nav-toggle { display: inline-flex; }
    .sidebar { display: none; border-right: 0; border-bottom: 1px solid var(--line); }
    .sidebar.is-open { display: block; }
    .auth-card { padding: 1.5rem 1rem; }
}

@media (prefers-reduced-motion: reduce) {
    * { scroll-behavior: auto; }
}