/* =============================================
   ENGLISH ACADEMY RVN — quiz.css
   Módulo: Quiz (350 temas · 3,500 preguntas)
   ============================================= */

body {
    background: var(--bg-darker);
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ══ NAV ══ */
.qz-nav {
    position: sticky; top: 0; z-index: 200;
    background: rgba(9,14,22,0.96);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(20px);
}
.qz-nav-inner {
    max-width: 1400px; margin: 0 auto;
    padding: 0 20px; height: 60px;
    display: flex; align-items: center;
    justify-content: space-between; gap: 16px;
}
.qz-nav-left  { display: flex; align-items: center; gap: 16px; min-width: 0; }
.qz-nav-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.qz-logo { font-size: 0.9375rem; font-weight: 800; color: var(--text-primary); text-decoration: none; white-space: nowrap; flex-shrink: 0; }
.qz-logo span { color: var(--primary-light); }
.qz-breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 0.75rem; color: var(--text-muted); }
.qz-breadcrumb a { color: var(--text-muted); text-decoration: none; transition: var(--transition); }
.qz-breadcrumb a:hover { color: var(--primary-light); }
.qz-breadcrumb i { font-size: 0.5625rem; }
.qz-breadcrumb .active { color: var(--text-secondary); }
.qz-nav-plan { display: flex; align-items: center; gap: 8px; }
.nav-plan-free { display: flex; align-items: center; gap: 6px; font-size: 0.75rem; color: var(--text-muted); background: rgba(74,144,217,.08); border: 1px solid var(--border); border-radius: 20px; padding: 4px 12px; }
.nav-upgrade-link { color: var(--primary-light); font-weight: 600; text-decoration: none; }
.nav-plan-premium { display: none; align-items: center; gap: 6px; font-size: 0.75rem; font-weight: 700; color: var(--premium-gold); background: rgba(255,215,0,.08); border: 1px solid rgba(255,215,0,.2); border-radius: 20px; padding: 4px 12px; }
.font-switcher { display: flex; align-items: center; background: var(--bg-dark); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.fs-btn { background: none; border: none; color: var(--text-muted); padding: 4px 8px; cursor: pointer; font-family: 'Poppins',sans-serif; font-weight: 700; transition: var(--transition); }
.fs-btn:nth-child(1) { font-size: 0.6875rem; }
.fs-btn:nth-child(2) { font-size: 0.875rem; }
.fs-btn:nth-child(3) { font-size: 1.0625rem; }
.fs-btn.active { color: var(--primary-light); background: var(--primary-glow); }
[data-font="chica"]  { font-size: 14px; }
[data-font="mediana"] { font-size: 16px; }
[data-font="grande"]  { font-size: 18px; }
.theme-dot-nav { width: 32px; height: 32px; border-radius: 50%; background: var(--bg-dark); border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; cursor: pointer; color: var(--text-muted); transition: var(--transition); }
.theme-dot-nav:hover { color: var(--primary-light); border-color: var(--border-hover); }
.qz-user-chip { display: flex; align-items: center; gap: 8px; text-decoration: none; padding: 4px 10px 4px 4px; border-radius: 20px; border: 1px solid var(--border); transition: var(--transition); }
.qz-user-chip:hover { border-color: var(--border-hover); }
.qz-avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--primary-glow); border: 1px solid var(--primary); display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 700; color: var(--primary-light); }
#navUser { font-size: 0.8125rem; font-weight: 600; color: var(--text-secondary); }
.qz-logout { background: none; border: 1px solid var(--border); border-radius: 8px; padding: 6px 10px; cursor: pointer; color: var(--text-muted); transition: var(--transition); }
.qz-logout:hover { color: var(--error); border-color: var(--error); }

/* ══ TEMA PANEL ══ */
.theme-panel-float { position: fixed; top: 70px; right: 20px; z-index: 500; background: var(--bg-dark); border: 1px solid var(--border); border-radius: 14px; padding: 10px; display: flex; flex-direction: column; gap: 4px; }
.tpf-opt { display: flex; align-items: center; gap: 8px; background: none; border: none; color: var(--text-secondary); padding: 8px 12px; border-radius: 8px; cursor: pointer; font-size: 0.8125rem; font-family: 'Poppins',sans-serif; }
.tpf-opt:hover { background: var(--primary-glow); }
.tpf-opt.active { color: var(--primary-light); }
.tpf-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; }

/* ══ LAYOUT ══ */
.qz-layout {
    display: grid;
    grid-template-columns: 300px 1fr;
    min-height: calc(100vh - 60px);
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    gap: 20px;
}

/* ══ SIDEBAR ══ */
.qz-sidebar {
    display: flex; flex-direction: column;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: sticky;
    top: 80px;
    max-height: calc(100vh - 100px);
}
.qz-sb-header {
    padding: 16px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.qz-sb-title-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.qz-sb-title-row h2 { font-size: 0.9375rem; font-weight: 700; color: var(--text-primary); }
.qz-sb-count { font-size: 0.75rem; background: var(--primary-glow); color: var(--primary-light); padding: 2px 8px; border-radius: 20px; font-weight: 600; }
.qz-sb-search { display: flex; align-items: center; gap: 8px; background: var(--bg-input); border: 1px solid var(--border); border-radius: 10px; padding: 7px 12px; }
.qz-sb-search i { color: var(--text-muted); font-size: 0.75rem; }
.qz-sb-search input { border: none; background: transparent; color: var(--text-primary); font-size: 0.8125rem; font-family: 'Poppins',sans-serif; outline: none; width: 100%; }
.qz-sb-list { flex: 1; overflow-y: auto; padding: 8px; }
.qz-sb-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; cursor: pointer; border: 1px solid transparent; transition: var(--transition); }
.qz-sb-item:hover { background: var(--primary-glow); }
.qz-sb-item.active { background: var(--primary-glow); border-color: var(--border-hover); }
.qz-sb-item.locked { opacity: .5; cursor: not-allowed; }
.qz-sb-num { font-size: 0.6875rem; color: var(--text-muted); min-width: 36px; font-weight: 600; }
.qz-sb-info { flex: 1; min-width: 0; }
.qz-sb-topic { font-size: 0.8125rem; font-weight: 600; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.qz-sb-item.active .qz-sb-topic { color: var(--primary-light); }
.qz-sb-count-badge { font-size: 0.6875rem; color: var(--text-muted); }
.qz-sb-lock { color: var(--text-muted); font-size: 0.75rem; }
.qz-sb-more { text-align: center; font-size: 0.75rem; color: var(--text-muted); padding: 12px; border-top: 1px solid var(--border); margin-top: 4px; }

/* ══ MAIN ══ */
.qz-main { display: flex; flex-direction: column; gap: 16px; }

/* Empty state */
.qz-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 400px; gap: 12px; text-align: center; }
.qz-empty-icon { font-size: 3rem; }
.qz-empty h3 { font-size: 1.25rem; font-weight: 700; color: var(--text-primary); }
.qz-empty p { font-size: 0.875rem; color: var(--text-muted); }

/* Content */
.qz-content { display: flex; flex-direction: column; gap: 14px; }

/* Header */
.qz-item-header { background: var(--bg-dark); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 16px 20px; }
.qz-ih-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.qz-ih-title { font-size: 1.375rem; font-weight: 800; color: var(--text-primary); }
.qz-ih-desc { font-size: 0.8125rem; color: var(--text-muted); margin-top: 3px; }
.qz-stat-pills { display: flex; gap: 8px; flex-wrap: wrap; }
.qz-pill { font-size: 0.75rem; padding: 4px 12px; border-radius: 20px; font-weight: 600; border: 1px solid var(--border); color: var(--text-muted); }
.qz-pill.accent { background: var(--primary-glow); color: var(--primary-light); border-color: var(--border-hover); }
.qz-pill.ok { background: rgba(76,175,80,.1); color: #69db7c; border-color: rgba(76,175,80,.2); }
.qz-pill.err { background: rgba(229,57,53,.1); color: #ff7070; border-color: rgba(229,57,53,.2); }

/* Controles modo */
.qz-controls { background: var(--bg-dark); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 14px 20px; }
.qz-ctrl-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.qz-ctrl-label { font-size: 0.75rem; color: var(--text-muted); white-space: nowrap; }
.qz-mode-toggle { display: flex; background: var(--bg-input); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; flex-wrap: wrap; }
.qz-mode-btn { font-size: 0.775rem; padding: 6px 12px; cursor: pointer; color: var(--text-muted); border: none; background: transparent; font-family: 'Poppins',sans-serif; font-weight: 500; display: flex; align-items: center; gap: 5px; transition: var(--transition); white-space: nowrap; }
.qz-mode-btn:hover { color: var(--text-secondary); }
.qz-mode-btn.active { background: var(--primary-glow); color: var(--primary-light); }
.qz-mode-mic.active { background: rgba(239,68,68,.15) !important; color: #f87171 !important; }

/* Progreso */
.qz-progress-bar { display: flex; align-items: center; gap: 12px; background: var(--bg-dark); border: 1px solid var(--border); border-radius: 20px; padding: 8px 16px; }
.qz-prog-track { flex: 1; height: 4px; background: var(--border); border-radius: 4px; overflow: hidden; }
.qz-prog-fill { height: 100%; background: var(--primary); border-radius: 4px; transition: width .4s ease; }
.qz-prog-lbl { font-size: 0.75rem; color: var(--text-muted); white-space: nowrap; }

/* Card Stack */
.qz-card-area { position: relative; }
.qz-card-bg2, .qz-card-bg1 {
    position: absolute; left: 50%; border-radius: var(--radius-lg);
    background: var(--bg-dark); border: 1px solid var(--border);
}
.qz-card-bg2 { width: calc(100% - 32px); height: 12px; bottom: -10px; transform: translateX(-50%); opacity: .4; }
.qz-card-bg1 { width: calc(100% - 16px); height: 10px; bottom: -5px; transform: translateX(-50%); opacity: .7; }
.qz-card {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px 28px;
    position: relative; z-index: 1;
    transition: transform .3s ease;
}
.qz-card.flip { animation: cardFlip .35s ease; }
@keyframes cardFlip {
    0%   { transform: rotateY(0deg) scale(1); }
    50%  { transform: rotateY(8deg) scale(.98); }
    100% { transform: rotateY(0deg) scale(1); }
}
.qz-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.qz-card-num { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; }
.qz-card-tipo { font-size: 0.6875rem; background: var(--primary-glow); color: var(--primary-light); padding: 2px 10px; border-radius: 20px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.qz-card-en { font-size: 1.25rem; font-weight: 700; color: var(--text-primary); margin-bottom: 6px; line-height: 1.4; }
.qz-card-es { font-size: 0.9375rem; color: var(--text-secondary); margin-bottom: 20px; }
.qz-card-animo { font-size: 0.9375rem; color: var(--text-secondary); font-style: italic; margin-bottom: 10px; }

/* Opciones */
.qz-options-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }
.qz-option {
    padding: 13px 16px; border: 1px solid var(--border);
    border-radius: 12px; font-size: 0.9375rem; font-weight: 600;
    cursor: pointer; text-align: center;
    color: var(--text-secondary); background: var(--bg-input);
    transition: all .15s ease; font-family: 'Poppins',sans-serif;
}
.qz-option:hover:not(.correct):not(.wrong):not(.disabled) {
    border-color: var(--border-hover);
    color: var(--primary-light);
    background: var(--primary-glow);
}
.qz-option.correct {
    border-color: rgba(76,175,80,.5);
    color: #69db7c;
    background: rgba(76,175,80,.1);
}
.qz-option.wrong {
    border-color: rgba(229,57,53,.5);
    color: #ff7070;
    background: rgba(229,57,53,.1);
}
.qz-option.disabled { cursor: not-allowed; opacity: .6; }

/* Explicación */
.qz-explicacion {
    display: none; margin-top: 10px;
    padding: 10px 14px; border-radius: 10px;
    background: var(--primary-glow);
    border: 1px solid var(--border-hover);
    font-size: 0.8125rem; color: var(--text-secondary);
    line-height: 1.6;
}
.qz-explicacion.show { display: block; }
.qz-explicacion-ok  { background: rgba(76,175,80,.08);  border-color: rgba(76,175,80,.25); }
.qz-explicacion-err { background: rgba(229,57,53,.07);  border-color: rgba(229,57,53,.2); }

/* Input escritura */
.qz-input {
    width: 100%; background: var(--bg-input);
    border: 1px solid var(--border); border-radius: 12px;
    padding: 12px 16px; font-size: 0.9375rem;
    font-family: 'Poppins',sans-serif; color: var(--text-primary);
    outline: none; transition: var(--transition); margin: 10px 0 6px;
}
.qz-input:focus { border-color: var(--border-hover); }
.qz-input.correct { border-color: rgba(76,175,80,.5); background: rgba(76,175,80,.06); }
.qz-input.wrong   { border-color: rgba(229,57,53,.5);  background: rgba(229,57,53,.06); }

/* Referencia Esc-Mos */
.qz-card-en-ref {
    font-size: 1.1rem; font-weight: 700;
    color: var(--primary-light);
    background: var(--primary-glow);
    border: 1px solid color-mix(in srgb, var(--primary) 30%, transparent);
    border-radius: 10px; padding: 10px 14px;
    margin-bottom: 8px; line-height: 1.4;
}
.qz-respuesta-ref {
    font-size: 0.9rem; color: var(--primary-light);
    margin-bottom: 4px; font-weight: 600;
}

/* Feedback */
.qz-feedback {
    font-size: 0.875rem; padding: 8px 12px;
    border-radius: 10px; display: none;
    align-items: center; gap: 8px;
    line-height: 1.5;
}
.qz-feedback.show-ok  { display: flex; background: rgba(76,175,80,.1); color: #69db7c; border: 1px solid rgba(76,175,80,.2); }
.qz-feedback.show-err { display: flex; background: rgba(229,57,53,.08); color: #ff7070; border: 1px solid rgba(229,57,53,.15); flex-direction: column; align-items: flex-start; }

/* ══ MIC ══ */
.qz-mic-area { display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 12px 0 4px; }
.qz-mic-countdown {
    width: 52px; height: 52px; border-radius: 50%;
    border: 3px solid var(--primary); background: var(--primary-glow);
    display: flex; align-items: center; justify-content: center;
}
.qz-mic-countdown span { font-size: 1.6rem; font-weight: 800; color: var(--primary-light); font-variant-numeric: tabular-nums; }
.qz-mic-btn {
    display: flex; flex-direction: column; align-items: center;
    justify-content: center; gap: 7px;
    width: 90px; height: 90px; border-radius: 50%;
    border: 2px solid var(--border); background: var(--bg-input);
    color: var(--text-secondary); cursor: pointer;
    font-family: 'Poppins',sans-serif; font-size: 0.7rem; font-weight: 600;
    transition: all .2s ease;
}
.qz-mic-btn i { font-size: 1.6rem; }
.qz-mic-btn:hover { border-color: var(--primary); color: var(--primary-light); background: var(--primary-glow); }
.qz-mic-btn.listening {
    border-color: #ef4444; color: #ef4444;
    background: rgba(239,68,68,.1);
    animation: qzMicPulse 1.2s ease-in-out infinite;
}
@keyframes qzMicPulse {
    0%,100% { box-shadow: 0 0 0 0 rgba(239,68,68,.4); }
    50%      { box-shadow: 0 0 0 14px rgba(239,68,68,0); }
}
.qz-mic-transcript { font-size: 0.9rem; color: var(--text-secondary); font-style: italic; text-align: center; min-height: 1.4em; }
.qz-mic-stop-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 18px; border-radius: 20px;
    border: 1px solid var(--border); background: transparent;
    color: var(--text-muted); font-family: 'Poppins',sans-serif;
    font-size: 0.8rem; font-weight: 600; cursor: pointer; transition: all .2s;
}
.qz-mic-stop-btn:hover { border-color: #ef4444; color: #ef4444; background: rgba(239,68,68,.08); }

/* ══ BOTONES NAV ══ */
.qz-nav-btns { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.qz-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 9px 18px; border-radius: 12px;
    border: 1px solid var(--border); background: var(--bg-dark);
    color: var(--text-secondary); font-family: 'Poppins',sans-serif;
    font-size: 0.8125rem; font-weight: 600; cursor: pointer;
    transition: var(--transition);
}
.qz-btn:hover { border-color: var(--border-hover); color: var(--text-primary); }
.qz-btn-primary { background: var(--primary-glow); color: var(--primary-light); border-color: var(--border-hover); }
.qz-btn-primary:hover { background: var(--primary); color: #fff; }
.qz-btn-sq { padding: 9px 12px; }
.qz-btn-audio { }
.qz-btn-autosig { }
.qz-btn-autosig.playing { background: rgba(239,68,68,.12); color: #f87171; border-color: rgba(239,68,68,.3); }

/* ══ RESULTADO FINAL ══ */
.qz-result { display: flex; justify-content: center; align-items: flex-start; padding: 20px 0; }
.qz-result-inner {
    background: var(--bg-dark); border: 1px solid var(--border);
    border-radius: var(--radius-xl); padding: 40px 32px;
    text-align: center; max-width: 480px; width: 100%;
}
.qz-result-emoji { font-size: 3.5rem; margin-bottom: 12px; }
.qz-result-score { font-size: 3rem; font-weight: 800; color: var(--primary-light); }
.qz-result-label { font-size: 1rem; color: var(--text-secondary); margin-top: 4px; margin-bottom: 24px; }
.qz-result-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-bottom: 24px; }
.qz-result-stat { background: var(--bg-input); border: 1px solid var(--border); border-radius: 12px; padding: 14px 10px; }
.qz-rs-num { font-size: 1.5rem; font-weight: 800; color: var(--text-primary); }
.qz-result-stat.ok  .qz-rs-num { color: #69db7c; }
.qz-result-stat.err .qz-rs-num { color: #ff7070; }
.qz-rs-lbl { font-size: 0.75rem; color: var(--text-muted); margin-top: 2px; }
.qz-result-btns { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ══ PREMIUM OVERLAY ══ */
.qz-premium-overlay {
    position: fixed; inset: 0; z-index: 900;
    background: rgba(0,0,0,.75);
    display: flex; align-items: center; justify-content: center;
}
.qz-premium-modal {
    background: var(--bg-dark); border: 1px solid var(--border);
    border-radius: var(--radius-xl); padding: 40px 32px;
    max-width: 420px; width: 90%; text-align: center;
}
.qz-premium-icon { font-size: 2.5rem; color: var(--premium-gold); margin-bottom: 12px; }
.qz-premium-modal h2 { font-size: 1.375rem; font-weight: 800; margin-bottom: 8px; }
.qz-premium-modal p { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 20px; }
.qz-premium-features { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; }
.qz-pf-item { display: flex; align-items: center; gap: 8px; font-size: 0.875rem; color: var(--text-secondary); }
.qz-pf-item i { color: var(--primary-light); }
.qz-btn-premium {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 28px; border-radius: 14px;
    background: linear-gradient(135deg,var(--primary),var(--primary-light));
    color: #fff; font-weight: 700; text-decoration: none;
    font-family: 'Poppins',sans-serif; font-size: 0.9375rem;
    margin-bottom: 10px;
}
.qz-btn-back {
    display: block; width: 100%; background: none; border: none;
    color: var(--text-muted); font-size: 0.875rem; cursor: pointer;
    font-family: 'Poppins',sans-serif; padding: 8px;
}

/* ══ RESPONSIVE ══ */

/* Desktop: ocultar FAB y botón cambiar */
.qz-fab        { display: none; }
.qz-btn-cambiar { display: none; }

/* ── ≤900px: ocultar sidebar, mostrar FAB ── */
@media (max-width: 900px) {
    .qz-sidebar  { display: none; }
    .qz-layout   { grid-template-columns: 1fr; padding: 12px; padding-bottom: 80px; }
    .qz-options-grid { grid-template-columns: 1fr; }
    .qz-breadcrumb { display: none; }

    /* FAB */
    .qz-fab {
        display: flex;
        align-items: center;
        gap: 8px;
        position: fixed;
        bottom: 20px;
        left: 50%;
        transform: translateX(-50%);
        z-index: 400;
        background: var(--primary);
        color: #fff;
        border: none;
        border-radius: 28px;
        padding: 12px 22px;
        font-size: 0.875rem;
        font-weight: 700;
        font-family: 'Poppins', sans-serif;
        cursor: pointer;
        box-shadow: 0 4px 20px rgba(74,144,217,0.45);
        transition: transform 0.2s ease, box-shadow 0.2s ease;
        white-space: nowrap;
    }
    .qz-fab:hover {
        transform: translateX(-50%) translateY(-2px);
        box-shadow: 0 6px 26px rgba(74,144,217,0.55);
    }
    .qz-fab i { font-size: 1rem; }
    .qz-fab-badge {
        background: rgba(255,255,255,0.22);
        border-radius: 20px;
        padding: 2px 8px;
        font-size: 0.6875rem;
        font-weight: 700;
    }

    /* Botón fa-list en header */
    .qz-btn-cambiar {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px; height: 36px;
        flex-shrink: 0;
        border-radius: 10px;
        border: 1px solid var(--border);
        background: var(--primary-glow);
        color: var(--primary-light);
        cursor: pointer;
        font-size: 0.875rem;
        transition: var(--transition);
    }
    .qz-btn-cambiar:hover {
        border-color: var(--border-hover);
        background: rgba(74,144,217,0.18);
    }

    /* Header layout con botón a la derecha */
    .qz-ih-right {
        display: flex;
        align-items: center;
        gap: 8px;
    }
}

/* ── ≤600px: nav en 2 filas ── */
@media (max-width: 600px) {
    .qz-nav-inner {
        padding: 8px 12px;
        height: auto;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
    }
    .qz-nav-left  { justify-content: space-between; width: 100%; }
    .qz-nav-right { justify-content: flex-end; width: 100%; gap: 7px; }
    .qz-breadcrumb  { display: none; }
    .qz-logo        { font-size: 0.875rem; }
    .font-switcher  { display: none; }
    .qz-nav-plan    { display: none; }
    #navUser        { display: none; }
    .qz-card        { padding: 16px; }
    .qz-ih-top      { flex-direction: column; gap: 8px; }
}

@media (max-width: 380px) {
    .qz-logo { font-size: 0.8125rem; }
}

/* ══ BOTTOM SHEET MÓVIL ══ */
.qz-sheet-backdrop {
    display: none;
    position: fixed; inset: 0;
    z-index: 450;
    background: rgba(9,14,22,0.7);
    backdrop-filter: blur(4px);
}
.qz-sheet-backdrop.open { display: block; }

.qz-bottom-sheet {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 460;
    background: var(--bg-dark);
    border-top: 1px solid var(--border);
    border-radius: 20px 20px 0 0;
    display: flex;
    flex-direction: column;
    max-height: 82vh;
    transform: translateY(100%);
    transition: transform 0.35s cubic-bezier(0.32,0.72,0,1);
    box-shadow: 0 -8px 40px rgba(0,0,0,0.5);
}
.qz-bottom-sheet.open { transform: translateY(0); }

.qz-sheet-handle {
    width: 40px; height: 4px;
    background: var(--border); border-radius: 4px;
    margin: 12px auto 8px; flex-shrink: 0;
}
.qz-sheet-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 16px 10px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.qz-sheet-title {
    display: flex; align-items: center; gap: 8px;
    font-size: 0.875rem; font-weight: 700; color: var(--text-primary);
}
.qz-sheet-title i { color: var(--primary-light); }
.qz-sheet-close {
    width: 32px; height: 32px; border-radius: 8px;
    border: 1px solid var(--border); background: none;
    color: var(--text-muted); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.875rem; transition: var(--transition);
}
.qz-sheet-close:hover { color: var(--text-primary); border-color: var(--border-hover); }
.qz-sheet-search {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    display: flex; align-items: center; gap: 8px;
    color: var(--text-muted); font-size: 0.75rem;
}
.qz-sheet-search input {
    flex: 1; background: var(--bg-input);
    border: 1px solid var(--border); border-radius: 8px;
    padding: 7px 10px; color: var(--text-primary);
    font-size: 0.75rem; font-family: 'Poppins', sans-serif; outline: none;
}
.qz-sheet-search input:focus { border-color: var(--border-hover); }
.qz-sheet-list {
    overflow-y: auto; flex: 1; overscroll-behavior: contain;
}
.qz-sheet-list::-webkit-scrollbar { width: 4px; }
.qz-sheet-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }