/* ═══════════════════════════════════════════════════════
   ToxScreen — Estilos del cuestionario clínico
   Diseño: profesional, claro, responsive, médico-moderno
═══════════════════════════════════════════════════════ */

:root {
    --tsx-primary:    #1a4480;
    --tsx-secondary:  #2563a8;
    --tsx-accent:     #f0a500;
    --tsx-success:    #27ae60;
    --tsx-danger:     #e74c3c;
    --tsx-warning:    #f39c12;
    --tsx-bg:         #f5f8fd;
    --tsx-card-bg:    #ffffff;
    --tsx-border:     #dce6f5;
    --tsx-text:       #1e2d3d;
    --tsx-text-light: #6b7c93;
    --tsx-radius:     14px;
    --tsx-shadow:     0 4px 20px rgba(26,68,128,0.10);
    --tsx-shadow-sm:  0 2px 8px rgba(26,68,128,0.08);
}

.tsx-wrap * {
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
}

.tsx-wrap {
    max-width: 820px;
    margin: 0 auto;
    padding: 16px;
    color: var(--tsx-text);
    background: transparent;
}

.tsx-hidden { display: none !important; }

/* ── STEP TRANSITIONS ── */
.tsx-step { animation: tsxFadeIn 0.4s ease; }

@keyframes tsxFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── BIENVENIDA ── */
.tsx-hero {
    background: var(--tsx-card-bg);
    border: 1px solid var(--tsx-border);
    border-radius: var(--tsx-radius);
    box-shadow: var(--tsx-shadow);
    padding: 48px 40px;
    text-align: center;
}

.tsx-hero-icon {
    font-size: 3.5rem;
    margin-bottom: 16px;
}

.tsx-hero-title {
    font-size: 1.9rem;
    font-weight: 800;
    color: var(--tsx-primary);
    margin: 0 0 12px;
}

.tsx-hero-sub {
    font-size: 1.05rem;
    color: var(--tsx-text-light);
    max-width: 560px;
    margin: 0 auto 24px;
    line-height: 1.6;
}

.tsx-badges {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 28px;
}

.tsx-badge {
    background: #eef3fb;
    border: 1px solid var(--tsx-border);
    color: var(--tsx-primary);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 20px;
}

.tsx-disclaimer-box {
    background: #fff8ec;
    border: 1px solid #f0c070;
    border-left: 4px solid var(--tsx-accent);
    border-radius: 8px;
    padding: 14px 18px;
    font-size: 0.9rem;
    color: #7a5200;
    margin-bottom: 28px;
    text-align: left;
}

/* ── BOTONES ── */
.tsx-btn-primary {
    background: linear-gradient(135deg, var(--tsx-primary) 0%, var(--tsx-secondary) 100%);
    color: #fff !important;
    border: none;
    border-radius: 8px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 4px 14px rgba(26,68,128,0.3);
    display: inline-block;
    text-decoration: none;
}

.tsx-btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26,68,128,0.35);
}

.tsx-btn-primary:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.tsx-btn-outline {
    background: transparent;
    color: var(--tsx-primary);
    border: 2px solid var(--tsx-primary);
    border-radius: 8px;
    padding: 12px 28px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.tsx-btn-outline:hover {
    background: var(--tsx-primary);
    color: #fff !important;
}

.tsx-full-btn { width: 100%; margin-top: 8px; }

/* ── QUIZ HEADER ── */
.tsx-quiz-header {
    background: var(--tsx-card-bg);
    border: 1px solid var(--tsx-border);
    border-radius: var(--tsx-radius);
    padding: 20px 24px;
    margin-bottom: 20px;
    box-shadow: var(--tsx-shadow-sm);
}

.tsx-quiz-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--tsx-primary);
    margin: 0 0 14px;
}

.tsx-progress-wrap {
    display: flex;
    align-items: center;
    gap: 14px;
}

.tsx-progress-bar {
    flex: 1;
    height: 8px;
    background: #e0e8f5;
    border-radius: 4px;
    overflow: hidden;
}

.tsx-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--tsx-accent), var(--tsx-primary));
    border-radius: 4px;
    transition: width 0.5s ease;
}

.tsx-progress-label {
    font-size: 0.85rem;
    color: var(--tsx-text-light);
    white-space: nowrap;
}

/* ── SECCIÓN ── */
.tsx-section-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--tsx-accent);
}

.tsx-section-icon {
    font-size: 1.5rem;
}

.tsx-section-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--tsx-primary);
}

/* ── TARJETA DE PREGUNTA ── */
.tsx-question-card {
    background: var(--tsx-card-bg);
    border: 1.5px solid var(--tsx-border);
    border-radius: var(--tsx-radius);
    padding: 20px 22px;
    margin-bottom: 14px;
    box-shadow: var(--tsx-shadow-sm);
    transition: border-color 0.2s;
}

.tsx-question-card.tsx-answered {
    border-color: var(--tsx-primary);
    background: #f8fbff;
}

.tsx-question-text {
    font-size: 0.98rem;
    line-height: 1.6;
    color: var(--tsx-text);
    margin: 0 0 14px;
}

.tsx-answer-btns {
    display: flex;
    gap: 10px;
}

.tsx-answer-btn {
    flex: 1;
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    border: 2px solid var(--tsx-border);
    background: #f5f8fd;
    color: var(--tsx-text);
}

.tsx-answer-btn:hover {
    border-color: var(--tsx-primary);
    background: #eef3fb;
}

.tsx-answer-btn.tsx-selected-yes {
    background: #eafaf1;
    border-color: var(--tsx-success);
    color: #1a5c35;
}

.tsx-answer-btn.tsx-selected-no {
    background: #fef0ef;
    border-color: var(--tsx-danger);
    color: #7a1a1a;
}

/* ── NAVEGACIÓN ── */
.tsx-nav-btns {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--tsx-border);
}

/* ── DATOS USUARIO ── */
.tsx-card {
    background: var(--tsx-card-bg);
    border: 1px solid var(--tsx-border);
    border-radius: var(--tsx-radius);
    box-shadow: var(--tsx-shadow);
    padding: 36px 32px;
    text-align: center;
}

.tsx-card-icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.tsx-card h3 {
    font-size: 1.5rem;
    color: var(--tsx-primary);
    margin: 0 0 8px;
}

.tsx-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    text-align: left;
    margin-bottom: 24px;
}

.tsx-form-group { display: flex; flex-direction: column; gap: 5px; }
.tsx-form-group.tsx-full { grid-column: 1 / -1; }

.tsx-form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--tsx-text-light);
}

.tsx-form-group input {
    padding: 10px 14px;
    border: 1.5px solid var(--tsx-border);
    border-radius: 8px;
    font-size: 0.95rem;
    color: var(--tsx-text);
    background: #f8faff;
    transition: border-color 0.2s;
    outline: none;
}

.tsx-form-group input:focus {
    border-color: var(--tsx-primary);
    background: #fff;
}

.tsx-error-msg {
    background: #fef0ef;
    border: 1px solid #f5c6c2;
    color: var(--tsx-danger);
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-top: 12px;
}

/* ── LOADING ── */
.tsx-loading-wrap {
    background: var(--tsx-card-bg);
    border: 1px solid var(--tsx-border);
    border-radius: var(--tsx-radius);
    padding: 60px 40px;
    text-align: center;
    box-shadow: var(--tsx-shadow);
}

.tsx-spinner {
    width: 56px;
    height: 56px;
    border: 6px solid #e0e8f5;
    border-top-color: var(--tsx-primary);
    border-radius: 50%;
    animation: tsxSpin 0.8s linear infinite;
    margin: 0 auto 20px;
}

@keyframes tsxSpin { to { transform: rotate(360deg); } }

.tsx-loading-text {
    font-size: 1.1rem;
    color: var(--tsx-text-light);
    font-weight: 600;
}

/* ── RESULTADO ── */
#tsx-resultado-content {
    background: var(--tsx-card-bg);
    border: 1px solid var(--tsx-border);
    border-radius: var(--tsx-radius);
    box-shadow: var(--tsx-shadow);
    overflow: hidden;
}

.tsx-result-header {
    background: linear-gradient(135deg, var(--tsx-primary) 0%, #0d2d5e 100%);
    color: #fff;
    padding: 28px 32px;
    text-align: center;
}

.tsx-result-logo {
    font-size: 0.9rem;
    opacity: 0.75;
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.tsx-result-title {
    font-size: 1.7rem;
    font-weight: 800;
    margin: 0 0 6px;
}

.tsx-result-nombre {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* PRINCIPAL */
.tsx-result-principal {
    background: var(--tsx-bg);
    padding: 28px 32px;
    text-align: center;
    border-bottom: 1px solid var(--tsx-border);
}

.tsx-principal-card {
    display: inline-block;
    background: #fff;
    border: 2px solid var(--tsx-accent);
    border-radius: 12px;
    padding: 24px 40px;
    min-width: 280px;
    box-shadow: 0 4px 16px rgba(240,165,0,0.2);
}

.tsx-principal-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--tsx-text-light);
    margin-bottom: 6px;
}

.tsx-principal-nombre {
    font-size: 2rem;
    font-weight: 800;
    color: var(--tsx-primary);
    margin-bottom: 2px;
}

.tsx-principal-simbolo {
    font-size: 1rem;
    color: var(--tsx-text-light);
    margin-bottom: 16px;
}

.tsx-sospecha-nivel {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.tsx-sospecha-bar-wrap {
    flex: 1;
    min-width: 120px;
    height: 10px;
    background: #e0e8f5;
    border-radius: 5px;
    overflow: hidden;
}

.tsx-sospecha-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--tsx-accent), var(--tsx-primary));
    border-radius: 5px;
    transition: width 1s ease;
}

.tsx-sospecha-pct {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--tsx-primary);
}

.tsx-sospecha-label {
    font-size: 0.8rem;
    color: var(--tsx-text-light);
}

/* SECCIONES DE RESULTADO */
.tsx-result-section {
    padding: 24px 32px;
    border-bottom: 1px solid var(--tsx-border);
}

.tsx-section-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--tsx-primary);
    margin: 0 0 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Chart */
.tsx-chart-wrap {
    max-height: 300px;
    position: relative;
}

/* Tags síntomas */
.tsx-tags-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tsx-tag {
    background: #eef3fb;
    border: 1px solid #c8d8f0;
    color: var(--tsx-primary);
    font-size: 0.85rem;
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: 500;
}

/* Órganos */
.tsx-organos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 10px;
}

.tsx-organo-item {
    background: #f0f8ff;
    border: 1px solid #b8d8f0;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.88rem;
    color: #1a4480;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Explicación */
.tsx-explicacion-box {
    background: #f8f3e8;
    border-left: 4px solid var(--tsx-accent);
}

.tsx-explicacion-box p {
    margin: 0;
    line-height: 1.7;
    color: var(--tsx-text);
    font-size: 0.95rem;
}

/* Fuentes */
.tsx-fuentes-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 8px;
}

.tsx-fuentes-list li {
    background: #fff8ec;
    border: 1px solid #f0d080;
    border-radius: 8px;
    padding: 8px 14px;
    font-size: 0.88rem;
    color: #6a4000;
    display: flex;
    align-items: center;
    gap: 6px;
}

.tsx-fuentes-list li::before { content: '⚠️'; font-size: 0.9em; }

/* Tratamiento */
.tsx-tratamiento-box { background: #f0f8f0; }
.tsx-tratamiento-aviso {
    font-size: 0.85rem;
    color: #3a6a3a;
    background: #d4edda;
    border: 1px solid #b8dab8;
    border-radius: 6px;
    padding: 10px 14px;
    margin-bottom: 18px;
}

.tsx-tratamiento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

.tsx-tratamiento-item {
    background: #fff;
    border: 1px solid #c8e0c8;
    border-radius: 10px;
    padding: 14px 16px;
}

.tsx-tratamiento-titulo {
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #27ae60;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.tsx-tratamiento-texto {
    font-size: 0.88rem;
    color: var(--tsx-text);
    line-height: 1.55;
}

/* Estudios */
.tsx-estudios-box {
    background: #f0f4ff;
    border-left: 4px solid var(--tsx-secondary);
}

.tsx-estudios-box p {
    margin: 0;
    line-height: 1.7;
    color: var(--tsx-text);
    font-size: 0.95rem;
}

/* Aviso médico */
.tsx-aviso-medico {
    background: #fff8ec;
    border: 1px solid #f0c070;
    border-left: 4px solid var(--tsx-accent);
}

.tsx-aviso-medico p {
    font-size: 0.88rem;
    color: #7a5200;
    margin: 0;
    line-height: 1.6;
}

/* Acciones */
.tsx-result-actions {
    padding: 24px 32px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
    .tsx-hero { padding: 32px 20px; }
    .tsx-hero-title { font-size: 1.5rem; }
    .tsx-form-grid { grid-template-columns: 1fr; }
    .tsx-form-group.tsx-full { grid-column: 1; }
    .tsx-result-section { padding: 20px 18px; }
    .tsx-result-header { padding: 20px 18px; }
    .tsx-principal-card { padding: 18px 20px; min-width: unset; width: 100%; }
    .tsx-principal-nombre { font-size: 1.5rem; }
    .tsx-nav-btns { flex-direction: column; }
    .tsx-result-actions { flex-direction: column; }
    .tsx-result-actions .tsx-btn-primary,
    .tsx-result-actions .tsx-btn-outline { width: 100%; text-align: center; }
}