/*!
 * CertiFuente WP — interfaz pública
 * Diseño accesible: contraste AA, foco visible, soporte de modo oscuro
 * y respeto por prefers-reduced-motion.
 */

.certifuente-card {
    --cf-primary: #1d4ed8;
    --cf-primary-dark: #1e3a8a;
    --cf-bg: #ffffff;
    --cf-surface: #f8fafc;
    --cf-border: #e2e8f0;
    --cf-text: #0f172a;
    --cf-muted: #64748b;
    --cf-success: #047857;
    --cf-success-bg: #ecfdf5;
    --cf-error: #b91c1c;
    --cf-error-bg: #fef2f2;
    --cf-radius: 16px;

    box-sizing: border-box;
    max-width: 640px;
    margin: 0 auto;
    padding: 32px 28px;
    background: var(--cf-bg);
    color: var(--cf-text);
    border: 1px solid var(--cf-border);
    border-radius: var(--cf-radius);
    box-shadow: 0 10px 30px -12px rgba(15, 23, 42, .18);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.55;
}

.certifuente-card *,
.certifuente-card *::before,
.certifuente-card *::after { box-sizing: inherit; }

/* ---------------------------------------------------------- Encabezado */

.certifuente-header { text-align: center; margin-bottom: 24px; }

.certifuente-icon-shield {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin-bottom: 12px;
    border-radius: 50%;
    color: #fff;
    background: linear-gradient(135deg, var(--cf-primary-dark) 0%, var(--cf-primary) 100%);
}

.certifuente-card h2 {
    margin: 0 0 6px;
    font-size: 1.45rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--cf-text);
}

.certifuente-subtitle { margin: 0; color: var(--cf-muted); font-size: .95rem; }

/* ------------------------------------------------------------- Pasos */

.certifuente-steps {
    display: flex;
    gap: 8px;
    list-style: none;
    margin: 0 0 24px;
    padding: 0;
    font-size: .8rem;
    color: var(--cf-muted);
}

.certifuente-steps li {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 10px;
    background: var(--cf-surface);
    border: 1px solid transparent;
}

.certifuente-steps li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #e2e8f0;
    color: var(--cf-muted);
    font-weight: 700;
    font-size: .75rem;
    flex: 0 0 auto;
}

.certifuente-steps li.is-active {
    border-color: var(--cf-primary);
    background: #eff6ff;
    color: var(--cf-primary-dark);
    font-weight: 600;
}

.certifuente-steps li.is-active span { background: var(--cf-primary); color: #fff; }
.certifuente-steps li.is-done span { background: var(--cf-success); color: #fff; }

/* ----------------------------------------------------------- Formulario */

.certifuente-form-group { margin-bottom: 18px; }

.certifuente-form label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: .92rem;
}

.certifuente-form .required { color: var(--cf-error); }

.certifuente-input-wrapper { position: relative; display: flex; align-items: center; }

.certifuente-input-wrapper .input-icon {
    position: absolute;
    left: 14px;
    color: var(--cf-muted);
    pointer-events: none;
}

.certifuente-form input[type="text"] {
    width: 100%;
    padding: 14px 16px 14px 44px;
    font-size: 1.05rem;
    color: var(--cf-text);
    background: var(--cf-surface);
    border: 1.5px solid var(--cf-border);
    border-radius: 12px;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.certifuente-form input[type="text"]::placeholder { color: #94a3b8; }

.certifuente-form input[type="text"]:hover { border-color: #cbd5e1; }

.certifuente-form input[type="text"]:focus,
.certifuente-card button:focus-visible,
.certifuente-card a:focus-visible {
    outline: 3px solid rgba(29, 78, 216, .35);
    outline-offset: 2px;
    border-color: var(--cf-primary);
}

.certifuente-code-input {
    padding-left: 16px !important;
    text-align: center;
    letter-spacing: .6em;
    font-size: 1.6rem !important;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.certifuente-help { margin: 6px 0 0; font-size: .82rem; color: var(--cf-muted); }

.certifuente-field-error {
    margin: 6px 0 0;
    font-size: .85rem;
    font-weight: 600;
    color: var(--cf-error);
    display: none;
}

.certifuente-field-error.is-visible { display: block; }

.certifuente-code-intro {
    margin: 0 0 18px;
    padding: 12px 14px;
    background: #eff6ff;
    border-left: 3px solid var(--cf-primary);
    border-radius: 8px;
    font-size: .92rem;
}

/* Honeypot: fuera de la vista pero no display:none (los bots lo detectan). */
.certifuente-hp {
    position: absolute !important;
    left: -9999px !important;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.certifuente-captcha { margin: 0 0 16px; }

/* --------------------------------------------------------------- Botones */

.certifuente-form-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

.certifuente-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 22px;
    font-family: inherit;
    font-size: .98rem;
    font-weight: 600;
    line-height: 1;
    border: 1px solid transparent;
    border-radius: 12px;
    cursor: pointer;
    transition: background-color .15s ease, transform .1s ease, box-shadow .15s ease;
}

.certifuente-btn-primary {
    flex: 1 1 200px;
    color: #fff;
    background: var(--cf-primary);
    box-shadow: 0 6px 16px -6px rgba(29, 78, 216, .6);
}

.certifuente-btn-primary:hover:not(:disabled) { background: var(--cf-primary-dark); }
.certifuente-btn-primary:active:not(:disabled) { transform: translateY(1px); }

.certifuente-btn-ghost {
    color: var(--cf-primary);
    background: #eff6ff;
    border-color: #bfdbfe;
}

.certifuente-btn-ghost:hover:not(:disabled) { background: #dbeafe; }

.certifuente-btn-link {
    color: var(--cf-muted);
    background: transparent;
    padding: 13px 8px;
    text-decoration: underline;
}

.certifuente-btn-block { width: 100%; margin-top: 16px; }

.certifuente-btn:disabled { opacity: .6; cursor: not-allowed; }

.btn-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, .45);
    border-top-color: #fff;
    border-radius: 50%;
    animation: certifuente-spin .7s linear infinite;
}

@keyframes certifuente-spin { to { transform: rotate(360deg); } }

.certifuente-privacy {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 16px 0 0;
    font-size: .8rem;
    color: var(--cf-muted);
}

/* -------------------------------------------------------------- Resultados */

.certifuente-results:focus { outline: none; }

.certifuente-divider { height: 1px; background: var(--cf-border); margin: 24px 0; }

.certifuente-results h3 { margin: 0 0 14px; font-size: 1.1rem; font-weight: 700; }

.certifuente-records-list { display: flex; flex-direction: column; gap: 12px; }

.certifuente-record-item {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: var(--cf-surface);
    border: 1px solid var(--cf-border);
    border-radius: 12px;
}

.certifuente-record-title { font-weight: 700; }

.certifuente-record-sub {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin-top: 4px;
    font-size: .85rem;
    color: var(--cf-muted);
}

.certifuente-tag-period {
    padding: 2px 10px;
    background: #e0f2fe;
    color: #075985;
    border-radius: 999px;
    font-weight: 600;
    font-size: .78rem;
}

.certifuente-record-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.certifuente-btn-sm {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 14px;
    font-family: inherit;
    font-size: .87rem;
    font-weight: 600;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
}

.certifuente-btn-download { color: #fff; background: var(--cf-success); }
.certifuente-btn-download:hover { background: #065f46; color: #fff; }

.certifuente-btn-email { color: var(--cf-primary); background: #eff6ff; border-color: #bfdbfe; }
.certifuente-btn-email:hover:not(:disabled) { background: #dbeafe; }
.certifuente-btn-email:disabled { opacity: .6; cursor: not-allowed; }

.certifuente-empty { color: var(--cf-muted); text-align: center; padding: 20px; }

/* ----------------------------------------------------------------- Avisos */

.certifuente-alert {
    margin-top: 18px;
    padding: 14px 16px;
    border-radius: 12px;
    font-size: .92rem;
    font-weight: 500;
    border: 1px solid transparent;
}

.certifuente-alert-success { color: var(--cf-success); background: var(--cf-success-bg); border-color: #a7f3d0; }
.certifuente-alert-error { color: var(--cf-error); background: var(--cf-error-bg); border-color: #fecaca; }

/* ------------------------------------------------------------ Responsive */

@media (max-width: 600px) {
    .certifuente-card { padding: 24px 18px; border-radius: 12px; }
    .certifuente-steps { font-size: .72rem; }
    .certifuente-steps li { flex-direction: column; gap: 4px; text-align: center; padding: 8px 4px; }
    .certifuente-record-item { flex-direction: column; align-items: stretch; }
    .certifuente-record-actions { width: 100%; }
    .certifuente-btn-sm { flex: 1; justify-content: center; }
}

/* ----------------------------------------------------------- Modo oscuro */

@media (prefers-color-scheme: dark) {
    .certifuente-card {
        --cf-bg: #0f172a;
        --cf-surface: #1e293b;
        --cf-border: #334155;
        --cf-text: #e2e8f0;
        --cf-muted: #94a3b8;
        --cf-success-bg: #052e2b;
        --cf-error-bg: #3f1212;
        --cf-success: #34d399;
        --cf-error: #fca5a5;
        box-shadow: none;
    }

    .certifuente-steps li.is-active,
    .certifuente-code-intro,
    .certifuente-btn-ghost,
    .certifuente-btn-email { background: #1e3a5f; color: #bfdbfe; border-color: #1d4ed8; }

    .certifuente-steps li span { background: #334155; color: #cbd5e1; }
    .certifuente-tag-period { background: #164e63; color: #a5f3fc; }
    .certifuente-form input[type="text"]::placeholder { color: #64748b; }
}

/* -------------------------------------------------- Movimiento reducido */

@media (prefers-reduced-motion: reduce) {
    .certifuente-card *,
    .certifuente-card *::before,
    .certifuente-card *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}