/* =========================================================
   VARIABLES DE TEMA (Modo Claro por defecto + Modo Oscuro)
   ========================================================= */
:root,
[data-theme="light"] {
    color-scheme: light;

    --bg-page: #f3f6fb;
    --bg-gradient-1: rgba(37, 99, 235, 0.08);
    --bg-gradient-2: rgba(124, 58, 237, 0.07);
    --bg-surface: #ffffff;
    --bg-subtle: #f8fafc;
    --bg-muted: #eef2f7;
    --bg-header: rgba(255, 255, 255, 0.86);

    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-soft: rgba(37, 99, 235, 0.1);
    --accent: #059669;
    --accent-hover: #047857;
    --accent-soft: rgba(5, 150, 105, 0.12);
    --accent-text: #065f46;
    --danger: #dc2626;
    --danger-soft: rgba(220, 38, 38, 0.1);
    --danger-text: #991b1b;
    --warning: #d97706;
    --warning-soft: rgba(217, 119, 6, 0.12);
    --warning-text: #92400e;
    --manovich-purple: #7c3aed;
    --manovich-soft: rgba(124, 58, 237, 0.08);
    --manovich-text: #5b21b6;

    --text-main: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;

    --border: #e2e8f0;
    --border-strong: #cbd5e1;

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 8px 24px -4px rgba(15, 23, 42, 0.07), 0 2px 6px -1px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 18px 36px -12px rgba(15, 23, 42, 0.12);

    /* Escritorio analógico */
    --board-bg: #e2e8f0;
    --board-border: #cbd5e1;
    --board-label: #475569;
    --postit-bg: #fef08a;
    --postit-bg-alt: #fde047;
    --postit-text: #1e293b;
    --notebook-bg: #fffbeb;
    --notebook-line: #fde68a;
    --notebook-spine: #b45309;
    --notebook-text: #292524;

    /* Simulador & Código */
    --terminal-bg: #ffffff;
    --terminal-chrome: #f1f5f9;
    --input-bg: #f8fafc;
    --code-bg: #0f172a;
    --code-text: #38bdf8;
    --code-inline-bg: #eef2ff;
    --code-inline-text: #3730a3;
}

[data-theme="dark"] {
    color-scheme: dark;

    --bg-page: #0b1120;
    --bg-gradient-1: rgba(59, 130, 246, 0.14);
    --bg-gradient-2: rgba(139, 92, 246, 0.12);
    --bg-surface: #131c31;
    --bg-subtle: #0f172a;
    --bg-muted: #1e293b;
    --bg-header: rgba(11, 17, 32, 0.85);

    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --primary-soft: rgba(59, 130, 246, 0.16);
    --accent: #10b981;
    --accent-hover: #059669;
    --accent-soft: rgba(16, 185, 129, 0.16);
    --accent-text: #6ee7b7;
    --danger: #ef4444;
    --danger-soft: rgba(239, 68, 68, 0.16);
    --danger-text: #fca5a5;
    --warning: #f59e0b;
    --warning-soft: rgba(245, 158, 11, 0.16);
    --warning-text: #fcd34d;
    --manovich-purple: #8b5cf6;
    --manovich-soft: rgba(139, 92, 246, 0.14);
    --manovich-text: #c4b5fd;

    --text-main: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;

    --border: #24324d;
    --border-strong: #334155;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 10px 28px -6px rgba(0, 0, 0, 0.45);
    --shadow-lg: 0 20px 40px -12px rgba(0, 0, 0, 0.6);

    /* Escritorio analógico */
    --board-bg: #1e2433;
    --board-border: #334155;
    --board-label: #94a3b8;
    --postit-bg: #fef08a;
    --postit-bg-alt: #fde047;
    --postit-text: #1e293b;
    --notebook-bg: #fef3c7;
    --notebook-line: #f59e0b;
    --notebook-spine: #92400e;
    --notebook-text: #1e293b;

    /* Simulador & Código */
    --terminal-bg: #0b1222;
    --terminal-chrome: #162036;
    --input-bg: #162036;
    --code-bg: #070b14;
    --code-text: #38bdf8;
    --code-inline-bg: rgba(56, 189, 248, 0.12);
    --code-inline-text: #7dd3fc;
}

/* =========================================================
   BASE Y TIPOGRAFÍA
   ========================================================= */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-page);
    background-image:
        radial-gradient(circle at 12% 8%, var(--bg-gradient-1), transparent 38%),
        radial-gradient(circle at 88% 15%, var(--bg-gradient-2), transparent 36%);
    background-attachment: fixed;
    color: var(--text-main);
    line-height: 1.65;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.25s ease, color 0.25s ease;
    -webkit-font-smoothing: antialiased;
}

code {
    font-family: 'JetBrains Mono', 'Cascadia Code', ui-monospace, SFMono-Regular, monospace;
    background: var(--code-inline-bg);
    color: var(--code-inline-text);
    padding: 0.12rem 0.4rem;
    border-radius: 5px;
    font-size: 0.85em;
}

/* =========================================================
   HEADER Y NAVEGACIÓN
   ========================================================= */
.site-header {
    background: var(--bg-header);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.85rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

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

.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), var(--manovich-purple));
    display: grid;
    place-items: center;
    font-size: 1.3rem;
    box-shadow: 0 6px 14px -4px rgba(37, 99, 235, 0.4);
    flex-shrink: 0;
}

.brand-text h1 {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-main);
    line-height: 1.25;
}

.brand-text span {
    font-size: 0.78rem;
    color: var(--text-muted);
    display: block;
}

.step-pills {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    background: var(--bg-muted);
    padding: 0.3rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    flex-wrap: wrap;
}

.step-pill {
    padding: 0.38rem 0.85rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    background: transparent;
    color: var(--text-muted);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.step-pill:hover {
    color: var(--text-main);
}

.step-pill.active {
    background: var(--bg-surface);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.step-pill.completed {
    color: var(--accent);
}

.step-pill.completed::after {
    content: " ✓";
    font-weight: 700;
}

.status-bar {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-wrap: wrap;
}

.score-badge {
    background: var(--bg-surface);
    padding: 0.38rem 0.85rem;
    border-radius: 10px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.45rem;
    box-shadow: var(--shadow-sm);
    font-variant-numeric: tabular-nums;
}

.score-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.score-value {
    font-weight: 700;
    font-size: 0.88rem;
    color: var(--accent);
}

.btn-gafas {
    background: linear-gradient(135deg, #6d28d9, #7c3aed);
    color: #ffffff;
    border: none;
    padding: 0.46rem 0.9rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.28);
    transition: transform 0.15s ease, box-shadow 0.2s ease;
    font-family: inherit;
}

.btn-gafas:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(124, 58, 237, 0.36);
}

.btn-theme {
    background: var(--bg-surface);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    padding: 0.44rem 0.85rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.82rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
    font-family: inherit;
}

.btn-theme:hover {
    border-color: var(--border-strong);
    color: var(--text-main);
    background: var(--bg-subtle);
}

/* =========================================================
   CONTENEDOR PRINCIPAL Y TARJETAS
   ========================================================= */
main {
    max-width: 1120px;
    width: 100%;
    margin: 2rem auto 2.5rem;
    padding: 0 1.5rem;
    flex: 1;
}

.screen {
    display: none;
    animation: fadeIn 0.3s ease;
}

.screen.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 2.2rem;
    box-shadow: var(--shadow-md);
}

.section-header {
    margin-bottom: 1.25rem;
}

.eyebrow-badge {
    display: inline-block;
    font-size: 0.74rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.28rem 0.7rem;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.eyebrow-badge--amber {
    background: var(--warning-soft);
    color: var(--warning-text);
}

.eyebrow-badge--sky {
    background: var(--primary-soft);
    color: var(--primary);
}

.eyebrow-badge--purple {
    background: var(--manovich-soft);
    color: var(--manovich-text);
}

h2 {
    font-size: clamp(1.45rem, 2.5vw, 1.85rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    margin-bottom: 0.45rem;
    color: var(--text-main);
    line-height: 1.2;
}

.subtitle {
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-size: 1rem;
    max-width: 72ch;
}

.intro-lead {
    margin-bottom: 1.25rem;
    color: var(--text-secondary);
    font-size: 1.02rem;
    max-width: 74ch;
}

/* =========================================================
   CAJAS DE MANOVICH
   ========================================================= */
.manovich-box {
    display: none;
    background: var(--manovich-soft);
    border: 1px solid rgba(124, 58, 237, 0.22);
    border-left: 4px solid var(--manovich-purple);
    border-radius: 12px;
    padding: 1.1rem 1.35rem;
    margin: 1.25rem 0;
    font-size: 0.93rem;
    color: var(--text-secondary);
}

body.gafas-activas .manovich-box {
    display: block;
    animation: fadeIn 0.25s ease;
}

.manovich-box strong {
    color: var(--manovich-text);
    display: block;
    margin-bottom: 0.3rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* =========================================================
   PANTALLA 0: HERO Y TARJETAS DE FASES
   ========================================================= */
.phase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.15rem;
    margin: 1.75rem 0;
}

.phase-card {
    background: var(--bg-subtle);
    padding: 1.35rem;
    border-radius: 14px;
    border: 1px solid var(--border);
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.phase-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.phase-card--amber { border-top: 3px solid var(--warning); }
.phase-card--sky { border-top: 3px solid var(--primary); }
.phase-card--purple { border-top: 3px solid var(--manovich-purple); }

.phase-card-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.7rem;
}

.phase-number {
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--text-muted);
    letter-spacing: 0.08em;
}

.phase-emoji {
    font-size: 1.35rem;
}

.phase-title {
    font-size: 1.02rem;
    font-weight: 700;
    margin-bottom: 0.4rem;
}

.phase-title--amber { color: var(--warning-text); }
.phase-title--sky { color: var(--primary); }
.phase-title--purple { color: var(--manovich-text); }

.phase-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.hero-actions {
    margin-top: 0.5rem;
}

/* =========================================================
   BOTONES
   ========================================================= */
.btn {
    background: var(--primary);
    color: #ffffff;
    border: none;
    padding: 0.72rem 1.4rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.92rem;
    cursor: pointer;
    transition: background 0.18s ease, transform 0.12s ease, box-shadow 0.18s ease;
    font-family: inherit;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.22);
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn:active {
    transform: scale(0.98);
}

.btn-lg {
    padding: 0.85rem 1.7rem;
    font-size: 0.98rem;
}

.btn-full {
    width: 100%;
}

.btn-sm {
    padding: 0.6rem 1rem;
    font-size: 0.86rem;
}

.btn.is-used {
    opacity: 0.58;
    cursor: default;
    transform: none;
    box-shadow: none;
}

.btn-accent {
    background: var(--accent);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(5, 150, 105, 0.24);
}

.btn-accent:hover {
    background: var(--accent-hover);
}

/* =========================================================
   NIVEL 1: ESCRITORIO ANALÓGICO
   ========================================================= */
.analog-workspace {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 1.6rem;
    margin-top: 1.25rem;
    align-items: start;
}

@media (max-width: 860px) {
    .analog-workspace {
        grid-template-columns: 1fr;
    }
}

.postit-board {
    background: var(--board-bg);
    border: 4px solid var(--board-border);
    border-radius: 14px;
    padding: 1.2rem;
    box-shadow: inset 0 2px 6px rgba(15, 23, 42, 0.08);
}

.postit-board-label {
    display: block;
    font-size: 0.74rem;
    font-weight: 700;
    color: var(--board-label);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.postit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.9rem;
    margin-top: 0.85rem;
}

@media (max-width: 520px) {
    .postit-grid {
        grid-template-columns: 1fr;
    }
}

.postit {
    background: var(--postit-bg);
    color: var(--postit-text);
    border: none;
    text-align: left;
    padding: 0.95rem 1rem;
    border-radius: 4px 4px 12px 4px;
    box-shadow: 2px 6px 14px rgba(15, 23, 42, 0.14);
    font-family: 'Segoe Print', 'Comic Sans MS', cursive, sans-serif;
    font-size: 0.85rem;
    line-height: 1.45;
    transform: rotate(-1.5deg);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    position: relative;
}

.postit:nth-child(even) {
    transform: rotate(1.8deg);
    background: var(--postit-bg-alt);
}

.postit:hover {
    transform: translateY(-3px) scale(1.03) rotate(0deg);
    box-shadow: 4px 12px 20px rgba(15, 23, 42, 0.2);
    z-index: 2;
}

.postit-pin {
    align-self: flex-end;
    font-size: 0.9rem;
    margin-bottom: -0.6rem;
}

.notebook {
    background: var(--notebook-bg);
    color: var(--notebook-text);
    border-radius: 10px;
    padding: 1.2rem 1.3rem;
    border: 1px solid rgba(180, 83, 9, 0.25);
    border-left: 12px solid var(--notebook-spine);
    box-shadow: var(--shadow-md);
    margin-top: 1.15rem;
}

.notebook-title {
    font-weight: 700;
    font-size: 0.92rem;
    margin-bottom: 0.65rem;
}

.notebook-tabs {
    display: flex;
    gap: 0.4rem;
    margin-bottom: 0.85rem;
    border-bottom: 2px solid var(--notebook-line);
    padding-bottom: 0.55rem;
}

.notebook-content {
    font-size: 0.84rem;
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.notebook-entry {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.6rem;
    padding: 0.35rem 0;
    border-bottom: 1px dashed rgba(180, 83, 9, 0.25);
}

.notebook-entry:last-child {
    border-bottom: none;
}

.tab-btn {
    background: #fde68a;
    border: 1px solid #d97706;
    padding: 0.22rem 0.65rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 700;
    font-size: 0.78rem;
    color: #78350f;
    transition: all 0.15s ease;
    font-family: inherit;
    flex-shrink: 0;
}

.tab-btn:hover {
    background: #fcd34d;
}

.tab-btn.active {
    background: #b45309;
    border-color: #b45309;
    color: #ffffff;
}

/* Simulador tipo navegador */
.login-simulator {
    background: var(--terminal-bg);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.browser-chrome {
    background: var(--terminal-chrome);
    border-bottom: 1px solid var(--border);
    padding: 0.7rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.browser-dots {
    display: flex;
    gap: 0.4rem;
}

.browser-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border-strong);
}

.browser-dots span:nth-child(1) { background: #ef4444; }
.browser-dots span:nth-child(2) { background: #f59e0b; }
.browser-dots span:nth-child(3) { background: #10b981; }

.login-body {
    padding: 1.4rem;
}

.login-header {
    margin-bottom: 0.85rem;
}

.login-task-title {
    font-weight: 700;
    font-size: 1rem;
    color: var(--text-main);
}

.login-progress {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-muted);
}

.url-bar {
    background: var(--input-bg);
    padding: 0.55rem 0.85rem;
    border-radius: 8px;
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 0.86rem;
    margin-bottom: 1.15rem;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    overflow-x: auto;
}

.url-text {
    color: var(--primary);
    font-weight: 600;
}

.input-group {
    margin-bottom: 1rem;
}

.input-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
}

.input-group input {
    width: 100%;
    padding: 0.7rem 0.85rem;
    border-radius: 8px;
    border: 1px solid var(--border-strong);
    background: var(--input-bg);
    color: var(--text-main);
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 0.9rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

/* =========================================================
   NIVEL 2: VAULTWARDEN
   ========================================================= */
.module-panel {
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 1.25rem;
}

.module-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.85rem;
    color: var(--text-main);
}

.module-title--tight {
    margin-bottom: 0.4rem;
}

.vault-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 1.4rem;
}

@media (max-width: 880px) {
    .vault-grid {
        grid-template-columns: 1fr;
    }
}

.vault-toolbar {
    display: flex;
    gap: 0.6rem;
    margin-bottom: 0.9rem;
    flex-wrap: wrap;
}

.vault-search {
    flex: 1;
    min-width: 180px;
    padding: 0.55rem 0.85rem;
    border-radius: 9px;
    border: 1px solid var(--border-strong);
    background: var(--bg-surface);
    color: var(--text-main);
    font-family: inherit;
    font-size: 0.88rem;
}

.vault-search:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.view-switcher {
    display: flex;
    gap: 0.25rem;
    background: var(--bg-muted);
    padding: 0.25rem;
    border-radius: 9px;
    border: 1px solid var(--border);
}

.view-btn {
    background: transparent;
    color: var(--text-muted);
    border: none;
    padding: 0.4rem 0.7rem;
    border-radius: 7px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.15s ease;
    font-family: inherit;
}

.view-btn:hover {
    color: var(--text-main);
}

.view-btn.active {
    background: var(--bg-surface);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.vault-list {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.5rem 0.8rem;
    max-height: 295px;
    overflow-y: auto;
}

.vault-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    padding: 0.72rem 0.25rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
}

.vault-item:last-child {
    border-bottom: none;
}

.vault-item-folder {
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-left: 0.25rem;
}

.vault-item-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.vault-json {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 0.78rem;
    background: var(--code-bg);
    color: var(--code-text);
    padding: 0.85rem;
    border-radius: 8px;
    overflow-x: auto;
}

.vault-empty {
    font-size: 0.86rem;
    color: var(--text-muted);
    padding: 0.75rem 0.25rem;
}

.badge {
    display: inline-block;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    white-space: nowrap;
}

.badge-ok {
    background: var(--accent-soft);
    color: var(--accent-text);
}

.badge-warn {
    background: var(--danger-soft);
    color: var(--danger-text);
}

.badge-purple {
    background: var(--manovich-soft);
    color: var(--manovich-text);
}

.generator-box {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.15rem;
}

.generated-pass {
    background: var(--code-bg);
    padding: 0.9rem;
    border-radius: 8px;
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 1rem;
    word-break: break-all;
    margin-bottom: 0.9rem;
    color: var(--code-text);
    border: 1px solid rgba(56, 189, 248, 0.2);
    text-align: center;
    letter-spacing: 0.03em;
}

.entropy-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

.entropy-value {
    color: var(--accent);
}

.entropy-bar-bg {
    height: 8px;
    background: var(--bg-muted);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 1rem;
}

.entropy-bar-fill {
    height: 100%;
    width: 92%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transition: width 0.3s ease;
    border-radius: 999px;
}

.generator-length {
    margin-bottom: 0.85rem;
}

.generator-length label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.3rem;
}

.generator-range {
    width: 100%;
    accent-color: var(--primary);
    cursor: pointer;
}

.generator-options {
    display: flex;
    gap: 0.6rem;
    font-size: 0.84rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.option-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.3rem 0.65rem;
    border-radius: 8px;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
}

.option-chip input {
    accent-color: var(--primary);
}

/* Antiphishing Lab */
.phishing-section {
    margin-top: 1.85rem;
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
}

.phishing-intro {
    font-size: 0.92rem;
    color: var(--text-muted);
    max-width: 75ch;
}

.phishing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.1rem;
    margin-top: 1rem;
}

.phish-card {
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.15rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 0.9rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.phish-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.phish-card--safe { border-top: 3px solid var(--accent); }
.phish-card--danger { border-top: 3px solid var(--danger); }
.phish-card--totp { border-top: 3px solid var(--manovich-purple); }

.phish-url {
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 0.85rem;
    font-weight: 600;
    margin: 0.6rem 0 0.45rem;
    word-break: break-word;
}

.phish-url--safe { color: var(--primary); }
.phish-url--danger { color: var(--danger); }
.phish-url--totp { color: var(--manovich-text); }

.totp-chip {
    display: inline-block;
    background: var(--manovich-soft);
    padding: 0.1rem 0.45rem;
    border-radius: 6px;
    font-size: 0.78rem;
    font-variant-numeric: tabular-nums;
}

.phish-desc {
    font-size: 0.84rem;
    color: var(--text-muted);
}

.next-step-actions {
    margin-top: 1.6rem;
    text-align: right;
}

/* =========================================================
   NIVEL 3: QUIZ MANOVICH
   ========================================================= */
.quiz-question-header {
    margin-bottom: 1.1rem;
}

.quiz-question-title {
    margin-top: 0.65rem;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.4;
}

.quiz-option {
    display: block;
    width: 100%;
    text-align: left;
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 1rem 1.2rem;
    border-radius: 12px;
    margin-bottom: 0.75rem;
    cursor: pointer;
    transition: all 0.18s ease;
    font-size: 0.95rem;
    font-family: inherit;
    line-height: 1.5;
}

.quiz-option:hover {
    border-color: var(--primary);
    background: var(--primary-soft);
    transform: translateX(3px);
}

.quiz-option.correct {
    border-color: var(--accent);
    background: var(--accent-soft);
    color: var(--text-main);
}

.quiz-option.wrong {
    border-color: var(--danger);
    background: var(--danger-soft);
}

.final-summary {
    display: none;
    margin-top: 1.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--accent-soft), var(--primary-soft));
    border: 2px solid var(--accent);
    border-radius: 16px;
}

.final-summary.is-visible {
    display: block;
    animation: fadeIn 0.3s ease;
}

.final-summary-badge {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    padding: 0.25rem 0.65rem;
    border-radius: 999px;
    background: var(--accent);
    color: #ffffff;
    margin-bottom: 0.75rem;
}

.final-summary-title {
    color: var(--accent-text);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.final-summary-text {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.final-summary-score {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 1.25rem;
    color: var(--text-main);
}

.final-score-value {
    color: var(--primary);
    font-size: 1.3rem;
}

/* =========================================================
   ALERTAS Y FOOTER
   ========================================================= */
.alert-box {
    padding: 1rem 1.15rem;
    border-radius: 10px;
    margin-top: 1rem;
    font-size: 0.92rem;
    display: none;
}

.alert-box.is-visible {
    display: block;
    animation: fadeIn 0.2s ease;
}

.alert-danger {
    background: var(--danger-soft);
    border: 1px solid rgba(220, 38, 38, 0.35);
    color: var(--danger-text);
}

.alert-success {
    background: var(--accent-soft);
    border: 1px solid rgba(5, 150, 105, 0.35);
    color: var(--accent-text);
}

footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-muted);
    font-size: 0.82rem;
    border-top: 1px solid var(--border);
    background: var(--bg-surface);
}

@media (max-width: 640px) {
    .card {
        padding: 1.35rem;
    }

    .header-inner {
        padding: 0.85rem 1rem;
    }
}