/* ============================================================
   Congreso Autoinmunidad 2026 — Estilos Frontend
   ============================================================ */

:root {
    --ca-primary:   #1a4f8a;
    --ca-secondary: #e8f0fe;
    --ca-accent:    #c0392b;
    --ca-green:     #27ae60;
    --ca-orange:    #e67e22;
    --ca-gray:      #6c757d;
    --ca-light:     #f8f9fa;
    --ca-border:    #dee2e6;
    --ca-radius:    10px;
    --ca-shadow:    0 2px 15px rgba(0,0,0,0.08);
}

/* FORM WRAPPER */
.ca-form-wrapper { max-width: 750px; margin: 0 auto; padding: 20px; }
.ca-form-small   { max-width: 420px; }
.ca-form { background: #fff; border-radius: var(--ca-radius); box-shadow: var(--ca-shadow); padding: 36px; }
.ca-form h2 { color: var(--ca-primary); margin-bottom: 28px; font-size: 1.5rem; border-bottom: 3px solid var(--ca-primary); padding-bottom: 12px; }
.ca-form h3 { color: var(--ca-primary); margin: 24px 0 12px; }

/* FORM GROUPS */
.ca-form-group { margin-bottom: 18px; }
.ca-form-group label { display: block; font-weight: 600; margin-bottom: 6px; color: #333; font-size: .9rem; }
.ca-form-group input[type=text],
.ca-form-group input[type=email],
.ca-form-group input[type=tel],
.ca-form-group select,
.ca-form-group textarea {
    width: 100%; padding: 10px 14px; border: 1.5px solid var(--ca-border);
    border-radius: 6px; font-size: .95rem; transition: border .2s;
    box-sizing: border-box;
}
.ca-form-group input:focus,
.ca-form-group select:focus,
.ca-form-group textarea:focus { border-color: var(--ca-primary); outline: none; }
.ca-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 580px) { .ca-form-row { grid-template-columns: 1fr; } }

/* RADIO GROUP */
.ca-radio-group { display: flex; flex-wrap: wrap; gap: 12px; }
.ca-radio-group label { font-weight: normal; cursor: pointer; display: flex; align-items: center; gap: 6px; }

/* SIMPOSIOS GRID */
.ca-simposios-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 20px; }
@media (max-width: 580px) { .ca-simposios-grid { grid-template-columns: 1fr; } }
.ca-simposio-card { border: 2px solid var(--ca-border); border-radius: 8px; padding: 14px; cursor: pointer; transition: all .2s; }
.ca-simposio-card:hover { border-color: var(--ca-primary); background: var(--ca-secondary); }
.ca-simposio-card input[type=checkbox] { display: none; }
.ca-simposio-card.selected { border-color: var(--ca-primary); background: var(--ca-secondary); }
.ca-simposio-card label { cursor: pointer; display: flex; flex-direction: column; gap: 6px; }
.ca-sim-nombre { font-weight: 600; font-size: .88rem; color: #333; }
.ca-sim-precio { color: var(--ca-primary); font-weight: 700; font-size: 1rem; }
.ca-help { color: var(--ca-gray); font-size: .85rem; margin-bottom: 12px; }

/* REFERIDO BOX */
.ca-referido-box { background: var(--ca-light); border-radius: 8px; padding: 16px; }
.ca-referido-input-row { display: flex; gap: 10px; }
.ca-referido-input-row input { flex: 1; }

/* TOTAL BOX */
.ca-total-box { background: var(--ca-secondary); border-radius: 8px; padding: 16px; margin: 20px 0; }
.ca-total-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: .95rem; }
.ca-total-final { font-weight: 700; font-size: 1.15rem; border-top: 2px solid var(--ca-primary); margin-top: 8px; padding-top: 8px; color: var(--ca-primary); }
.ca-green { color: var(--ca-green); }

/* CHECKBOX */
.ca-checkbox-label { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: .9rem; }

/* BUTTONS */
.ca-btn { display: inline-block; padding: 11px 22px; border-radius: 6px; font-weight: 600; font-size: .95rem; cursor: pointer; border: none; transition: all .2s; text-decoration: none; }
.ca-btn-primary { background: var(--ca-primary); color: #fff; }
.ca-btn-primary:hover { background: #153d6b; }
.ca-btn-secondary { background: #fff; color: var(--ca-primary); border: 1.5px solid var(--ca-primary); }
.ca-btn-secondary:hover { background: var(--ca-secondary); }
.ca-btn-full { width: 100%; text-align: center; }
.ca-btn-sm { padding: 6px 14px; font-size: .85rem; }

/* BADGES */
.ca-badge { display: inline-block; padding: 4px 10px; border-radius: 20px; font-size: .8rem; font-weight: 600; }
.ca-badge.green { background: #d4edda; color: #155724; }
.ca-badge.orange { background: #fff3cd; color: #856404; }
.ca-badge.blue { background: #cce5ff; color: #004085; }
.ca-badge-lg { font-size: 1rem; padding: 8px 18px; }

/* DASHBOARD */
.ca-dashboard { max-width: 900px; margin: 0 auto; padding: 20px; }
.ca-dashboard-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.ca-dashboard-header h2 { color: var(--ca-primary); margin: 0; }
.ca-dashboard-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 30px; }
@media (max-width: 640px) { .ca-dashboard-cards { grid-template-columns: 1fr; } }
.ca-dash-card { background: #fff; border-radius: var(--ca-radius); box-shadow: var(--ca-shadow); padding: 24px; }
.ca-dash-card h3 { color: var(--ca-primary); margin-top: 0; font-size: 1rem; }
.ca-dash-card-full { grid-column: 1 / -1; }
.ca-simposios-list { padding: 0; list-style: none; }
.ca-simposios-list li { padding: 6px 0; border-bottom: 1px solid var(--ca-border); font-size: .9rem; }
.ca-muted { color: var(--ca-gray); font-size: .88rem; }
.ca-dashboard-info { background: #fff; border-radius: var(--ca-radius); box-shadow: var(--ca-shadow); padding: 24px; }
.ca-dashboard-info h3 { color: var(--ca-primary); margin-top: 0; }
.ca-info-table { width: 100%; border-collapse: collapse; }
.ca-info-table td { padding: 10px; border-bottom: 1px solid var(--ca-border); font-size: .9rem; }
.ca-info-table td:first-child { font-weight: 600; color: var(--ca-gray); width: 140px; }

/* CÓDIGO REFERIDOR */
.ca-referido-codigo-display { display: flex; align-items: center; gap: 12px; margin: 12px 0; }
.ca-codigo-big { font-size: 1.8rem; font-weight: 700; color: var(--ca-primary); background: var(--ca-secondary); padding: 10px 20px; border-radius: 8px; letter-spacing: 3px; }

/* MODAL */
.ca-modal { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 9999; display: flex; align-items: center; justify-content: center; }
.ca-modal-content { background: #fff; border-radius: var(--ca-radius); padding: 32px; max-width: 600px; width: 90%; max-height: 80vh; overflow-y: auto; position: relative; }
.ca-modal-close { position: absolute; top: 12px; right: 18px; font-size: 1.5rem; cursor: pointer; }

/* MESSAGES */
.ca-message { padding: 12px 16px; border-radius: 6px; margin-top: 16px; }
.ca-message.success { background: #d4edda; color: #155724; }
.ca-message.error { background: #f8d7da; color: #721c24; }
.ca-login-link { text-align: center; margin-top: 16px; color: var(--ca-gray); font-size: .9rem; }
.ca-login-link a { color: var(--ca-primary); font-weight: 600; }