/* Extiende las variables de /style.css (--bg-dark, --bg-card, --accent-main, etc.) */

.form-page-header {
    max-width: 760px;
    margin: 0 auto;
    padding: 3rem 1.5rem 1rem;
    text-align: center;
}
.form-page-header h1 {
    font-size: 2rem;
    margin-bottom: 0.75rem;
}
.form-page-header p {
    color: var(--text-gray);
    font-size: 1rem;
    line-height: 1.6;
}

.credit-form-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 1.5rem 1.5rem 5rem;
}

.form-section {
    background-color: var(--bg-card);
    border: 1px solid var(--border-gray);
    border-radius: 1.25rem;
    margin-bottom: 1.75rem;
    overflow: hidden;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 1.75rem;
    border-bottom: 1px solid var(--border-gray);
}
.section-header .section-icon {
    width: 2rem;
    height: 2rem;
    flex-shrink: 0;
    color: var(--accent-main);
}
.section-header h2 {
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}
.section-header p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 0.15rem;
}
.optional-badge {
    display: inline-block;
    margin-left: 0.5rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-gray);
    border: 1px solid var(--border-gray);
    border-radius: 999px;
    padding: 0.1rem 0.6rem;
    vertical-align: middle;
}

.section-body { padding: 1.75rem; }

.sub-section-title {
    grid-column: 1 / -1;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--accent-light);
    margin: 0.5rem 0 0.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-gray);
}
.field-grid .sub-section-title:first-child { border-top: none; padding-top: 0; margin-top: 0; }

.field-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

.field-group label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-gray);
    margin-bottom: 0.4rem;
}
.field-group .required { color: var(--accent-light); }

.field-group input[type="text"],
.field-group input[type="email"],
.field-group input[type="tel"],
.field-group input[type="password"],
.field-group input[type="number"],
.field-group textarea {
    width: 100%;
    background-color: var(--bg-dark);
    border: 1px solid var(--border-gray);
    border-radius: 0.6rem;
    padding: 0.7rem 0.9rem;
    color: var(--text-white);
    font-family: inherit;
    font-size: 0.95rem;
}
.field-group input:focus,
.field-group textarea:focus {
    outline: none;
    border-color: var(--accent-main);
}
.field-group textarea { resize: vertical; min-height: 90px; }

.input-with-icon { position: relative; display: flex; align-items: center; }
.input-with-icon input { flex: 1; padding-right: 2.75rem; }
.eye-toggle {
    position: absolute;
    right: 0.6rem;
    background: none;
    border: none;
    color: var(--text-gray);
    cursor: pointer;
    font-size: 1rem;
}

/* Pills (radios estilizados como botones) */
.pill-group { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 0.25rem; }
.pill-group input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; }
.pill-group label {
    margin: 0;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    border: 1px solid var(--border-gray);
    background: var(--bg-dark);
    color: var(--text-gray);
    font-size: 0.85rem;
    cursor: pointer;
    transition: 0.15s;
}
.pill-group input[type="radio"]:checked + label {
    border-color: var(--accent-main);
    color: var(--accent-light);
    background: rgba(0, 119, 255, 0.12);
}
.pill-group input[type="radio"]:focus-visible + label { outline: 2px solid var(--accent-main); }

.field-divider { grid-column: 1 / -1; height: 1px; background: var(--border-gray); margin: 0.5rem 0; }

/* Subida de archivos */
.file-upload-wrapper { display: flex; flex-direction: column; gap: 0.75rem; align-items: flex-start; }
.file-preview img {
    max-width: 220px;
    max-height: 160px;
    border-radius: 0.6rem;
    border: 1px solid var(--border-gray);
}

/* Firmas */
.signature-block { text-align: center; }
.signature-block h3 { font-size: 1rem; margin-bottom: 0.75rem; font-weight: 500; }
.signature-wrapper { position: relative; display: inline-block; }
.signature-wrapper canvas {
    background: #fff;
    border-radius: 0.6rem;
    touch-action: none;
    display: block;
}
.signature-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 0.85rem;
    pointer-events: none;
}

/* Botones secundarios reutilizando la paleta */
.btn-secondary {
    background: var(--bg-dark);
    border: 1px solid var(--border-gray);
    color: var(--text-white);
    padding: 0.55rem 1.1rem;
    border-radius: 0.6rem;
    font-size: 0.85rem;
    cursor: pointer;
}
.btn-secondary:hover { border-color: var(--accent-main); }

.submit-zone { text-align: center; padding: 1rem 0 2rem; }
.submit-zone p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 1.25rem; }
.btn-submit {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background-color: var(--accent-main);
    color: white;
    border: none;
    padding: 1rem 2.25rem;
    border-radius: 0.6rem;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 0 10px 20px -5px rgba(0, 119, 255, 0.4);
}
.btn-submit:hover { background-color: var(--accent-dark); }
.btn-submit:disabled { opacity: 0.6; cursor: not-allowed; }

/* Toast */
#toast {
    position: fixed;
    left: 50%;
    bottom: 1.5rem;
    transform: translate(-50%, 150%);
    background: var(--bg-card);
    border: 1px solid var(--border-gray);
    color: var(--text-white);
    padding: 0.9rem 1.5rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.9rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
    transition: transform 0.3s ease;
    z-index: 100;
    max-width: 90vw;
}
#toast.show { transform: translate(-50%, 0); }
#toast.error { border-color: #f87171; color: #fecaca; }
#toast.success { border-color: var(--accent-main); }

@media (min-width: 700px) {
    .field-grid { grid-template-columns: repeat(2, 1fr); }
    .field-group.span-2 { grid-column: span 2; }
    .field-group.span-full { grid-column: 1 / -1; }
    .sub-section-title { grid-column: 1 / -1; }
    .signatures-row { display: flex; justify-content: center; gap: 3rem; flex-wrap: wrap; }
}