/* =============================================
   ENGLISH ACADEMY RVN — conversaciones.css
   Módulo: Conversaciones
   Prefijo: cv-
   ============================================= */

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

/* ══════════════════════════════════════════════
   NAV
══════════════════════════════════════════════ */
.cv-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);
}
.cv-nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
    gap: 16px;
}
.cv-nav-left {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
}
.cv-logo {
    font-size: 0.9375rem;
    font-weight: 800;
    color: var(--text-primary);
    white-space: nowrap;
    flex-shrink: 0;
    text-decoration: none;
}
.cv-logo span { color: var(--primary-light); }

.cv-breadcrumb {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
}
.cv-breadcrumb a { color: var(--text-muted); text-decoration: none; transition: var(--transition); }
.cv-breadcrumb a:hover { color: var(--primary-light); }
.cv-breadcrumb i { font-size: 0.5625rem; }
.cv-breadcrumb .active { color: var(--text-secondary); }

.cv-nav-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

/* Plan badge */
.cv-nav-plan { display: flex; align-items: center; }
.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; transition: var(--transition);
}
.nav-upgrade-link:hover { color: var(--text-primary); }
.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 */
.font-switcher {
    display: flex; align-items: center;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 10px; padding: 3px; gap: 2px;
}
.fs-btn {
    padding: 3px 9px; border-radius: 7px; border: none;
    background: transparent; color: var(--text-muted);
    cursor: pointer; transition: var(--transition);
    font-family: 'Poppins', sans-serif;
}
.fs-btn:nth-child(1) { font-size: 0.75rem; }
.fs-btn:nth-child(2) { font-size: 0.9375rem; }
.fs-btn:nth-child(3) { font-size: 1.125rem; }
.fs-btn.active, .fs-btn:hover { background: var(--primary-glow); color: var(--primary-light); }

/* Theme btn */
.theme-dot-nav {
    width: 34px; height: 34px; border-radius: 10px;
    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); }

/* Theme panel */
.theme-panel-float {
    display: none; flex-direction: column; gap: 4px;
    position: fixed; top: 68px; right: 16px; z-index: 300;
    background: var(--bg-dark); border: 1px solid var(--border);
    border-radius: 16px; padding: 10px;
    box-shadow: var(--shadow-lg); min-width: 160px;
}
.tpf-opt {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 12px; border-radius: 10px; border: none;
    background: transparent; color: var(--text-secondary);
    cursor: pointer; font-size: 0.8125rem;
    font-family: 'Poppins', sans-serif;
    transition: var(--transition); text-align: left;
}
.tpf-opt:hover, .tpf-opt.active { background: var(--primary-glow); color: var(--primary-light); }
.tpf-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; }

/* User chip */
.cv-user-chip {
    display: flex; align-items: center; gap: 8px;
    background: var(--bg-dark); border: 1px solid var(--border);
    border-radius: 20px; padding: 4px 12px 4px 4px;
    text-decoration: none; transition: var(--transition);
    font-size: 0.8125rem; color: var(--text-secondary);
}
.cv-user-chip:hover { border-color: var(--border-hover); color: var(--primary-light); }
.cv-avatar {
    width: 26px; height: 26px; border-radius: 50%;
    background: var(--primary-glow); border: 1px solid var(--border-hover);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.75rem; font-weight: 700; color: var(--primary-light);
}
.cv-logout {
    width: 34px; height: 34px; border-radius: 10px;
    background: transparent; border: 1px solid var(--border);
    color: var(--text-muted); cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.875rem; transition: var(--transition);
}
.cv-logout:hover { background: rgba(229,57,53,.08); color: #ff7070; border-color: rgba(229,57,53,.3); }

/* ══════════════════════════════════════════════
   DATA-FONT
══════════════════════════════════════════════ */
[data-font="chica"]   { --cv-font-en: 0.875rem;  --cv-font-es: 0.8125rem; }
[data-font="mediana"] { --cv-font-en: 1rem;       --cv-font-es: 0.875rem;  }
[data-font="grande"]  { --cv-font-en: 1.125rem;   --cv-font-es: 1rem;      }

/* ══════════════════════════════════════════════
   LAYOUT
══════════════════════════════════════════════ */
.cv-layout {
    display: grid;
    grid-template-columns: 275px 1fr;
    height: calc(100vh - 60px);
    max-width: 1400px;
    margin: 0 auto;
    overflow: hidden;
}

/* ══════════════════════════════════════════════
   SIDEBAR
══════════════════════════════════════════════ */
.cv-sidebar {
    background: var(--bg-dark);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: sticky;
    top: 60px;
    height: calc(100vh - 60px);
}

.cv-sb-header {
    padding: 14px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.cv-sb-title {
    display: flex; align-items: center; gap: 8px;
    font-size: 0.9375rem; font-weight: 700;
    color: var(--text-primary); margin-bottom: 12px;
}
.cv-sb-title i { color: var(--primary-light); }
.cv-sb-badge {
    margin-left: auto; font-size: 0.6875rem; font-weight: 600;
    color: var(--primary-light); background: var(--primary-glow);
    border: 1px solid var(--border-hover);
    border-radius: 20px; padding: 2px 8px;
}
.cv-sb-search {
    display: flex; align-items: center; gap: 8px;
    background: var(--bg-input); border: 1px solid var(--border);
    border-radius: 10px; padding: 8px 12px; transition: var(--transition);
}
.cv-sb-search:focus-within { border-color: var(--border-hover); }
.cv-sb-search i { color: var(--text-muted); font-size: 0.8125rem; flex-shrink: 0; }
.cv-sb-search input {
    flex: 1; border: none; background: transparent;
    color: var(--text-primary); font-size: 0.875rem;
    font-family: 'Poppins', sans-serif; outline: none;
}
.cv-sb-search input::placeholder { color: var(--text-muted); }

.cv-sb-section-label {
    font-size: 0.625rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.08em; color: var(--text-muted);
    padding: 10px 14px 4px; flex-shrink: 0;
}

/* Categorías */
.cv-cat-list {
    overflow-y: auto;
    padding: 4px 8px;
    max-height: 220px;
    flex-shrink: 0;
    border-bottom: 1px solid var(--border);
}
.cv-cat-list::-webkit-scrollbar { width: 3px; }
.cv-cat-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.cv-cat-item {
    display: flex; align-items: center; justify-content: space-between;
    padding: 7px 10px; border-radius: 9px; cursor: pointer;
    font-size: 0.8125rem; color: var(--text-secondary);
    transition: var(--transition); margin-bottom: 1px;
    border: 1px solid transparent;
}
.cv-cat-item:hover { background: var(--primary-glow); color: var(--text-primary); }
.cv-cat-item.active {
    background: var(--primary-glow); color: var(--primary-light);
    border-color: var(--border-hover); font-weight: 600;
}
.cv-cat-item.locked { opacity: 0.4; cursor: default; }
.cv-cat-item.locked:hover { background: transparent; color: var(--text-secondary); }

.cv-cat-left { display: flex; align-items: center; gap: 8px; }
.cv-cat-icon { font-size: 0.875rem; }
.cv-cat-count {
    font-size: 0.625rem; font-weight: 600;
    background: rgba(74,144,217,.08); color: var(--text-muted);
    padding: 1px 6px; border-radius: 10px;
}
.cv-cat-lock { font-size: 0.6875rem; color: var(--text-muted); }

/* Lista de conversaciones */
.cv-conv-list {
    flex: 1; overflow-y: auto; padding: 4px 8px;
}
.cv-conv-list::-webkit-scrollbar { width: 3px; }
.cv-conv-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.cv-conv-item {
    padding: 8px 10px; border-radius: 9px; cursor: pointer;
    margin-bottom: 2px; border: 1px solid transparent;
    transition: var(--transition);
}
.cv-conv-item:hover { background: var(--primary-glow); }
.cv-conv-item.active { background: var(--primary-glow); border-color: var(--border-hover); }
.cv-conv-item.locked { opacity: 0.35; cursor: default; }
.cv-conv-item.locked:hover { background: transparent; }

.cv-conv-num { font-size: 0.625rem; color: var(--text-muted); margin-bottom: 2px; }
.cv-conv-en {
    font-size: 0.8125rem; font-weight: 600; color: var(--text-primary);
    line-height: 1.3; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cv-conv-es {
    font-size: 0.6875rem; color: var(--text-muted);
    margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

.cv-conv-more {
    margin: 8px 4px; padding: 8px 10px;
    background: rgba(255,215,0,.04); border: 1px solid rgba(255,215,0,.12);
    border-radius: 9px; text-align: center;
    font-size: 0.75rem; color: rgba(255,215,0,.6);
}

/* ══════════════════════════════════════════════
   MAIN
══════════════════════════════════════════════ */
.cv-main {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: calc(100vh - 60px);
    position: sticky;
    top: 60px;
}

/* Estado vacío */
.cv-empty {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    gap: 16px; padding: 80px 24px; text-align: center;
    flex: 1;
}
.cv-empty-icon {
    width: 80px; height: 80px; border-radius: 50%;
    background: var(--primary-glow); border: 1px solid var(--border-hover);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; color: var(--primary-light);
}
.cv-empty h2 { font-size: 1.25rem; color: var(--text-primary); }
.cv-empty p { font-size: 0.9375rem; color: var(--text-muted); max-width: 340px; line-height: 1.6; }

/* Contenido */
.cv-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

/* Header */
.cv-header {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.cv-topic-en { font-size: 1rem; font-weight: 700; color: var(--text-primary); }
.cv-topic-es { font-size: 0.8125rem; color: var(--text-secondary); margin-top: 2px; }
.cv-pills {
    display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px;
}
.cv-pill {
    font-size: 0.6875rem; padding: 2px 10px;
    border-radius: 20px; border: 1px solid var(--border);
    color: var(--text-secondary);
}
.cv-pill-accent { background: var(--primary-glow); color: var(--primary-light); border-color: var(--border-hover); }
.cv-pill-ok { background: rgba(76,175,80,.08); color: #69db7c; border-color: rgba(76,175,80,.25); }

/* Controles */
.cv-controls {
    padding: 8px 20px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 10px;
    flex-wrap: wrap; flex-shrink: 0;
}
.cv-ctrl-group { display: flex; align-items: center; gap: 5px; }
.cv-ctrl-label { font-size: 0.6875rem; color: var(--text-muted); white-space: nowrap; }
.cv-select {
    font-size: 0.8125rem; padding: 4px 8px;
    border-radius: 8px; border: 1px solid var(--border);
    background: var(--bg-input); color: var(--text-primary);
    font-family: 'Poppins', sans-serif; cursor: pointer;
    transition: var(--transition);
}
.cv-select:hover { border-color: var(--border-hover); }
.cv-ctrl-sep { width: 1px; height: 20px; background: var(--border); flex-shrink: 0; }

/* Progreso */
.cv-progress {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 20px; flex-shrink: 0;
    border-bottom: 1px solid var(--border);
}
.cv-prog-bar {
    flex: 1; height: 3px; background: var(--border);
    border-radius: 3px; overflow: hidden;
}
.cv-prog-fill {
    height: 100%; background: var(--primary);
    border-radius: 3px; transition: width 0.4s ease;
    width: 0%;
}
.cv-prog-label { font-size: 0.6875rem; color: var(--text-muted); font-weight: 600; white-space: nowrap; }

/* ══════════════════════════════════════════════
   ÁREA DE CHAT
══════════════════════════════════════════════ */
.cv-chat {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-height: 0;
}
.cv-chat::-webkit-scrollbar { width: 4px; }
.cv-chat::-webkit-scrollbar-track { background: transparent; }
.cv-chat::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

/* Turno de conversación */
.cv-turn {
    display: flex;
    gap: 10px;
    align-items: flex-end;
    animation: cvFadeIn 0.25s ease;
}
.cv-turn.cv-turn-right { flex-direction: row-reverse; }

@keyframes cvFadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.cv-turn-avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--primary-glow); border: 1px solid var(--border-hover);
    display: flex; align-items: center; justify-content: center;
    font-size: 15px; flex-shrink: 0;
}
.cv-turn-avatar.you { background: rgba(76,175,80,.1); border-color: rgba(76,175,80,.25); }

.cv-bubble {
    max-width: 68%;
    padding: 10px 14px;
}
.cv-bubble.alex {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 4px 14px 14px 14px;
}
.cv-bubble.you {
    background: rgba(74,144,217,.12);
    border: 1px solid rgba(74,144,217,.25);
    border-radius: 14px 4px 14px 14px;
}

.cv-bubble-en {
    font-size: var(--cv-font-en, 1rem);
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.45;
}
.cv-bubble-es {
    font-size: var(--cv-font-es, 0.875rem);
    color: var(--text-secondary);
    margin-top: 4px;
    line-height: 1.35;
}

/* Burbuja de typing (puntitos) */
.cv-bubble.typing {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 4px 14px 14px 14px;
    padding: 12px 16px;
}
.cv-typing-dots {
    display: flex; gap: 4px; align-items: center;
}
.cv-typing-dots span {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--primary);
    animation: cvTyping 1.2s infinite;
}
.cv-typing-dots span:nth-child(1) { animation-delay: 0s; }
.cv-typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.cv-typing-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes cvTyping {
    0%, 60%, 100% { opacity: 0.25; transform: scale(1); }
    30%            { opacity: 1;    transform: scale(1.2); }
}

/* Turno activo — resaltado */
.cv-turn.current .cv-bubble {
    box-shadow: 0 0 0 2px rgba(74,144,217,.3);
}

/* ══════════════════════════════════════════════
   BOTONES NAVEGACIÓN
══════════════════════════════════════════════ */
.cv-nav-btns {
    display: flex; gap: 8px; align-items: center;
    padding: 12px 20px;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}
.cv-btn {
    flex: 1; padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: var(--bg-dark);
    color: var(--text-primary);
    font-size: 0.875rem; font-family: 'Poppins', sans-serif;
    font-weight: 500; cursor: pointer;
    transition: var(--transition);
    display: flex; align-items: center; justify-content: center; gap: 6px;
}
.cv-btn:hover { background: var(--primary-glow); border-color: var(--border-hover); }
.cv-btn:active { transform: scale(0.98); }

.cv-btn-next {
    flex: 2;
    background: var(--primary-glow);
    border-color: var(--border-hover);
    color: var(--primary-light);
}
.cv-btn-next:hover { background: rgba(74,144,217,.2); }

.cv-btn-auto.playing {
    background: rgba(76,175,80,.1);
    border-color: rgba(76,175,80,.3);
    color: #69db7c;
}

.cv-btn-autosig { flex: 1; }
.cv-btn-autosig.playing {
    background: rgba(156,39,176,.12);
    border-color: rgba(156,39,176,.4);
    color: #ce93d8;
}

.cv-btn-sq {
    flex: 0; width: 42px; padding: 10px;
    color: var(--text-muted);
}
.cv-btn-sq:hover i { transition: transform 0.4s ease; }
#btnReset:hover { background: rgba(255,152,0,.08); border-color: rgba(255,152,0,.3); color: #FFB74D; }
#btnReset:hover i { transform: rotate(-180deg); }
.cv-btn-audio:hover { background: rgba(74,144,217,.1); border-color: rgba(74,144,217,.3); color: var(--primary-light); }

/* ══════════════════════════════════════════════
   PREMIUM OVERLAY
══════════════════════════════════════════════ */
.cv-premium-overlay {
    display: none; position: fixed; inset: 0; z-index: 500;
    background: rgba(9, 14, 22, 0.85);
    backdrop-filter: blur(6px);
    align-items: center; justify-content: center;
}
.cv-premium-overlay.show { display: flex; }

.cv-premium-modal {
    background: var(--bg-dark); border: 1px solid rgba(255,215,0,.2);
    border-radius: var(--radius-xl); padding: 40px 36px;
    max-width: 420px; width: 90%; text-align: center;
    display: flex; flex-direction: column; gap: 18px;
    box-shadow: 0 24px 80px rgba(0,0,0,.6);
}
.cv-premium-icon {
    width: 72px; height: 72px; border-radius: 50%;
    background: rgba(255,215,0,.08); border: 1px solid rgba(255,215,0,.2);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem; color: var(--premium-gold); margin: 0 auto;
}
.cv-premium-modal h2 { font-size: 1.5rem; color: var(--text-primary); }
.cv-premium-modal p { font-size: 0.9375rem; color: var(--text-secondary); line-height: 1.6; }
.cv-premium-modal strong { color: var(--premium-gold); }
.cv-premium-features {
    display: flex; flex-direction: column; gap: 8px; text-align: left;
    background: rgba(74,144,217,.04); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 14px 18px;
}
.cv-pf-item { font-size: 0.875rem; color: var(--text-secondary); display: flex; align-items: center; gap: 10px; }
.cv-pf-item i { color: var(--primary-light); font-size: 0.75rem; flex-shrink: 0; }

.cv-btn-premium {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 28px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    color: #1a1a00; font-weight: 700; font-size: 1rem;
    border-radius: var(--radius-md); text-decoration: none;
    transition: var(--transition); border: none; cursor: pointer;
    font-family: 'Poppins', sans-serif;
}
.cv-btn-premium:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,215,0,.3); }
.cv-btn-back {
    background: transparent; border: 1px solid var(--border);
    border-radius: var(--radius-md); color: var(--text-muted);
    font-size: 0.875rem; padding: 10px; cursor: pointer;
    font-family: 'Poppins', sans-serif; transition: var(--transition);
}
.cv-btn-back:hover { color: var(--text-secondary); border-color: var(--border-hover); }


/* ══════════════════════════════════════════════
   MODAL CONVERSACIONES (móvil)
══════════════════════════════════════════════ */
.cv-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 400;
    background: rgba(9, 14, 22, 0.88);
    backdrop-filter: blur(4px);
    align-items: flex-end;
    justify-content: center;
}
.cv-modal-overlay.show { display: flex; }

.cv-modal {
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 20px 20px 0 0;
    width: 100%;
    max-height: 75vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.25s ease;
}
@keyframes slideUp {
    from { transform: translateY(100%); opacity: 0; }
    to   { transform: translateY(0);    opacity: 1; }
}

.cv-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 18px 12px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.cv-modal-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}
.cv-modal-close {
    width: 30px; height: 30px;
    border-radius: 50%;
    background: var(--primary-glow);
    border: 1px solid var(--border);
    color: var(--text-muted);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.75rem;
    transition: var(--transition);
}
.cv-modal-close:hover { color: var(--text-primary); border-color: var(--border-hover); }

.cv-modal-search {
    display: flex; align-items: center; gap: 8px;
    padding: 10px 18px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.cv-modal-search i { color: var(--text-muted); font-size: 0.8125rem; }
.cv-modal-search input {
    flex: 1; border: none; background: transparent;
    color: var(--text-primary); font-size: 0.875rem;
    font-family: 'Poppins', sans-serif; outline: none;
}
.cv-modal-search input::placeholder { color: var(--text-muted); }

.cv-modal-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}
.cv-modal-list::-webkit-scrollbar { width: 3px; }
.cv-modal-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.cv-modal-item {
    padding: 10px 12px;
    border-radius: 10px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: var(--transition);
    margin-bottom: 2px;
}
.cv-modal-item:hover { background: var(--primary-glow); border-color: var(--border); }
.cv-modal-item.active { background: var(--primary-glow); border-color: var(--border-hover); }
.cv-modal-item-num { font-size: 0.625rem; color: var(--text-muted); margin-bottom: 2px; }
.cv-modal-item-en { font-size: 0.875rem; font-weight: 600; color: var(--text-primary); line-height: 1.3; }
.cv-modal-item-es { font-size: 0.75rem; color: var(--text-secondary); margin-top: 2px; }

/* ══════════════════════════════════════════════
   RESPONSIVE ≤ 900px
══════════════════════════════════════════════ */
@media (max-width: 900px) {
    .cv-layout {
        grid-template-columns: 1fr;
        height: calc(100vh - 60px);
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    /* Sidebar normal — muestra categorías */
    .cv-sidebar {
        position: static;
        height: auto;
        max-height: 260px;
        flex-shrink: 0;
        border-right: none;
        border-bottom: 1px solid var(--border);
        transition: max-height 0.3s ease;
        overflow: hidden;
    }
    .cv-cat-list { max-height: 130px; }

    /* Sidebar colapsado */
    .cv-sidebar.collapsed {
        max-height: 0 !important;
        overflow: hidden;
        border-bottom: none;
    }

    /* Main ocupa todo el espacio restante */
    .cv-main {
        position: static;
        flex: 1;
        min-height: 0;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }
    .cv-content {
        flex: 1;
        min-height: 0;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }
    .cv-chat {
        flex: 1;
        min-height: 0;
        overflow-y: auto;
    }
    .cv-breadcrumb { display: none; }
}

/* ══════════════════════════════════════════════
   RESPONSIVE ≤ 900px — FAB + BOTTOM SHEET
══════════════════════════════════════════════ */

/* Ocultar sidebar y toggle en móvil */
.cv-sidebar-toggle { display: none; }
.cv-btn-cambiar    { display: none; }
.cv-fab            { display: none; }

@media (max-width: 900px) {
    .cv-sidebar { display: none; }
    .cv-layout  { grid-template-columns: 1fr; }
    .cv-main    { padding-bottom: 80px; }

    /* FAB */
    .cv-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;
    }
    .cv-fab:hover {
        transform: translateX(-50%) translateY(-2px);
        box-shadow: 0 6px 26px rgba(74,144,217,0.55);
    }
    .cv-fab i { font-size: 1rem; }
    .cv-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 */
    .cv-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);
    }
    .cv-btn-cambiar:hover {
        border-color: var(--border-hover);
        background: rgba(74,144,217,0.18);
    }

    /* Header con botón a la derecha */
    .cv-header {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 10px;
    }
    .cv-header-info { flex: 1; min-width: 0; }

    .cv-content {
        flex: 1;
        min-height: 0;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }
    .cv-chat {
        flex: 1;
        min-height: 0;
        overflow-y: auto;
    }
    .cv-breadcrumb { display: none; }
}

/* ══════════════════════════════════════════════
   RESPONSIVE ≤ 600px
══════════════════════════════════════════════ */
@media (max-width: 600px) {
    /* Nav en 2 filas */
    .cv-nav-inner {
        padding: 8px 12px;
        height: auto;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
    }
    .cv-nav-left  { justify-content: space-between; width: 100%; }
    .cv-nav-right { justify-content: flex-end; width: 100%; gap: 7px; }
    .cv-breadcrumb  { display: none; }
    .cv-logo        { font-size: 0.875rem; }
    .font-switcher  { display: none; }
    .cv-nav-plan    { display: none; }
    .cv-user-chip span { display: none; }

    /* Contenido */
    .cv-header  { padding: 10px 12px; }
    .cv-controls { padding: 6px 12px; gap: 8px; }
    .cv-progress { padding: 6px 12px; }
    .cv-chat     { padding: 12px; }
    .cv-bubble   { max-width: 80%; }

    /* Botones en 2 filas */
    .cv-nav-btns { padding: 10px 12px; gap: 6px; flex-wrap: wrap; }
    .cv-btn-prev    { flex: 1; order: 1; }
    .cv-btn-next    { flex: 2; order: 2; }
    .cv-btn-auto    { flex: 1; order: 3; }
    .cv-btn-autosig { flex: 1; order: 4; font-size: 0.75rem; padding: 9px 6px; }
    #btnReset       { order: 5; }
    #btnAudio       { order: 6; }
    .cv-btn { padding: 9px 8px; font-size: 0.8125rem; }
}

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

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

.cv-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);
}
.cv-bottom-sheet.open { transform: translateY(0); }

.cv-sheet-handle {
    width: 40px; height: 4px;
    background: var(--border);
    border-radius: 4px;
    margin: 12px auto 8px;
    flex-shrink: 0;
}
.cv-sheet-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px 10px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.cv-sheet-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
}
.cv-sheet-title i { color: var(--primary-light); }
.cv-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);
}
.cv-sheet-close:hover { color: var(--text-primary); border-color: var(--border-hover); }
.cv-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;
}
.cv-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;
}
.cv-sheet-search input:focus { border-color: var(--border-hover); }
.cv-sheet-section-label {
    padding: 8px 16px 4px;
    font-size: 0.6875rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}
.cv-sheet-cat-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 8px 14px 12px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}
.cv-sheet-cat-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--bg-input);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Poppins', sans-serif;
}
.cv-sheet-cat-item:hover,
.cv-sheet-cat-item.active {
    border-color: var(--border-hover);
    background: var(--primary-glow);
    color: var(--primary-light);
}
.cv-sheet-list {
    overflow-y: auto;
    flex: 1;
    overscroll-behavior: contain;
}
.cv-sheet-list::-webkit-scrollbar { width: 4px; }
.cv-sheet-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.cv-sheet-conv-item {
    padding: 10px 16px;
    border-bottom: 1px solid rgba(74,144,217,0.06);
    cursor: pointer;
    transition: var(--transition);
}
.cv-sheet-conv-item:hover  { background: var(--primary-glow); }
.cv-sheet-conv-item.active { background: var(--primary-glow); border-left: 3px solid var(--primary); padding-left: 13px; }
.cv-sheet-conv-item.locked { opacity: 0.45; }
.cv-sheet-conv-num  { font-size: 0.625rem; color: var(--text-muted); font-weight: 600; margin-bottom: 2px; }
.cv-sheet-conv-en   { font-size: 0.8125rem; font-weight: 600; color: var(--text-primary); line-height: 1.3; }
.cv-sheet-conv-es   { font-size: 0.6875rem; color: var(--text-muted); margin-top: 2px; }

/* ══ ESC-MIC ══ */
.cv-btn-mic-mode {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 14px; border-radius: 20px;
    border: 1px solid var(--border); background: var(--bg-input);
    color: var(--text-muted); font-family: 'Poppins',sans-serif;
    font-size: 0.775rem; font-weight: 600; cursor: pointer;
    transition: var(--transition); white-space: nowrap;
}
.cv-btn-mic-mode:hover { border-color: var(--border-hover); color: var(--text-secondary); }
.cv-btn-mic-mode.mic-on { background: rgba(239,68,68,.15); color: #f87171; border-color: rgba(239,68,68,.4); }

.cv-mic-area {
    flex-direction: column; align-items: center; gap: 12px;
    padding: 16px 20px; border-top: 1px solid var(--border);
    background: var(--bg-dark);
}
.cv-mic-prompt { font-size: 0.9375rem; color: var(--text-secondary); font-style: italic; }

.cv-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;
}
.cv-mic-countdown span { font-size: 1.6rem; font-weight: 800; color: var(--primary-light); font-variant-numeric: tabular-nums; }

.cv-mic-btn {
    display: flex; flex-direction: column; align-items: center;
    justify-content: center; gap: 7px;
    width: 86px; height: 86px; 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;
}
.cv-mic-btn i { font-size: 1.5rem; }
.cv-mic-btn:hover { border-color: var(--primary); color: var(--primary-light); background: var(--primary-glow); }
.cv-mic-btn.listening {
    border-color: #ef4444; color: #ef4444; background: rgba(239,68,68,.1);
    animation: cvMicPulse 1.2s ease-in-out infinite;
}
@keyframes cvMicPulse {
    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); }
}
.cv-mic-transcript { font-size: 0.9rem; color: var(--text-secondary); font-style: italic; text-align: center; min-height: 1.4em; }
.cv-mic-feedback { font-size: 0.875rem; text-align: center; line-height: 1.5; }
.cv-mic-feedback.ok  { color: #69db7c; }
.cv-mic-feedback.err { color: #ff7070; }
.cv-mic-stop-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 16px; 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;
}
.cv-mic-stop-btn:hover { border-color: #ef4444; color: #ef4444; background: rgba(239,68,68,.08); }

/* Respuesta visible en área mic */
.cv-mic-respuesta {
    font-size: 1.05rem;
    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 18px;
    text-align: center;
    line-height: 1.45;
    max-width: 500px;
}