/**
 * KYC Enhanced Module - Styles
 * OSUS Branding and professional KYC form styling
 */

/* ===== COLOR SCHEME ===== */
:root {
    --osus-primary: #800020;      /* Burgundy */
    --osus-dark: #5a0016;         /* Dark burgundy */
    --osus-light: #f2c7d3;        /* Light pink */
    --osus-accent: #c0504d;       /* Accent red */
    --border-color: #ddd;
    --text-muted: #6c757d;
}

/* ===== FORM GENERAL STYLES ===== */
.kyc-form-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.kyc-form-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 3px solid var(--osus-primary);
}

.kyc-form-header h1 {
    color: var(--osus-primary);
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 10px 0;
}

.kyc-form-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin: 0;
}

/* ===== FORM SECTIONS ===== */
.kyc-form-section {
    background: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 25px;
    padding: 25px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.kyc-form-section:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.kyc-form-section h3 {
    color: var(--osus-primary);
    font-size: 1.4rem;
    font-weight: 600;
    margin: 0 0 20px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--osus-light);
}

.kyc-form-section .form-group {
    margin-bottom: 20px;
}

.kyc-form-section .form-group:last-child {
    margin-bottom: 0;
}

/* ===== FORM CONTROLS ===== */
.form-label {
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
    display: block;
}

.form-label .required {
    color: var(--osus-accent);
    font-weight: 700;
}

.form-control {
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 10px 12px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus {
    border-color: var(--osus-primary);
    box-shadow: 0 0 0 0.2rem rgba(128, 0, 32, 0.25);
    outline: none;
}

.form-control.is-invalid {
    border-color: #dc3545;
}

.form-control.is-valid {
    border-color: var(--osus-primary);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px 12px;
    padding-right: 38px;
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* ===== VALIDATION MESSAGES ===== */
.invalid-feedback {
    display: block;
    color: #dc3545;
    font-size: 0.875rem;
    margin-top: 4px;
}

.valid-feedback {
    display: block;
    color: var(--osus-primary);
    font-size: 0.875rem;
    margin-top: 4px;
}

.form-text {
    display: block;
    margin-top: 4px;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ===== CHECKBOXES & RADIO ===== */
.form-check {
    margin-bottom: 15px;
}

.form-check-input {
    width: 20px;
    height: 20px;
    margin-top: 3px;
    accent-color: var(--osus-primary);
    cursor: pointer;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.form-check-input:checked {
    background-color: var(--osus-primary);
    border-color: var(--osus-primary);
}

.form-check-label {
    margin-bottom: 0;
    color: #333;
    font-weight: 500;
    cursor: pointer;
}

/* ===== SIGNATURE CANVAS ===== */
#signature_pad {
    border: 2px solid var(--border-color);
    border-radius: 4px;
    background: #ffffff;
    display: block;
    width: 100%;
    max-width: 600px;
    height: 200px;
    cursor: crosshair;
    touch-action: none;
}

.signature-controls {
    margin-top: 15px;
    display: flex;
    gap: 10px;
}

.signature-controls button {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

#clear_signature {
    background-color: #f8f9fa;
    color: #333;
    border: 1px solid var(--border-color);
}

#clear_signature:hover {
    background-color: #e9ecef;
}

/* ===== BUTTONS ===== */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--osus-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--osus-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(128, 0, 32, 0.3);
}

.btn-primary:disabled {
    background-color: #ccc;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background-color: #6c757d;
    color: #ffffff;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

.btn-group {
    display: flex;
    gap: 10px;
    margin-top: 25px;
}

.btn-group .btn {
    flex: 1;
}

/* ===== ALERTS ===== */
.alert {
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 20px;
    border: 1px solid transparent;
}

.alert-info {
    background-color: #d1ecf1;
    border-color: #bee5eb;
    color: #0c5460;
}

.alert-success {
    background-color: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

.alert-warning {
    background-color: #fff3cd;
    border-color: #ffeaa7;
    color: #856404;
}

.alert-danger {
    background-color: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}

.alert-wrapper {
    margin-bottom: 20px;
}

/* ===== SPINNER ===== */
.spinner-border {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    vertical-align: text-bottom;
    border: 0.25em solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

@keyframes spinner-border {
    to {
        transform: rotate(360deg);
    }
}

/* ===== PROGRESS BAR ===== */
.progress {
    height: 8px;
    background-color: #e9ecef;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 20px;
}

.progress-bar {
    height: 100%;
    background-color: var(--osus-primary);
    transition: width 0.3s ease;
}

/* ===== RESPONSIVE LAYOUT ===== */
.kyc-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.kyc-col {
    display: flex;
    flex-direction: column;
}

.kyc-col-full {
    grid-column: 1 / -1;
}

/* ===== MEDIA QUERIES ===== */
@media (max-width: 768px) {
    .kyc-form-container {
        padding: 15px;
    }

    .kyc-form-header h1 {
        font-size: 1.75rem;
    }

    .kyc-form-section {
        padding: 15px;
    }

    .btn-group {
        flex-direction: column;
    }

    .btn-group .btn {
        width: 100%;
    }

    .kyc-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .kyc-form-container {
        padding: 10px;
    }

    .kyc-form-header h1 {
        font-size: 1.5rem;
    }

    .kyc-form-section {
        padding: 12px;
        margin-bottom: 15px;
    }

    .kyc-form-section h3 {
        font-size: 1.2rem;
    }

    .form-control {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .kyc-form-section {
        page-break-inside: avoid;
        border: 1px solid #000;
        box-shadow: none;
    }

    .btn-group,
    .signature-controls {
        display: none;
    }
}

/* ===== ACCESSIBILITY ===== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.form-control:focus-visible {
    outline: 2px solid var(--osus-primary);
    outline-offset: 2px;
}

/* ===== OSUS BRANDING ===== */
.osus-logo {
    max-width: 200px;
    height: auto;
    margin: 0 auto 20px;
}

.osus-footer {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.osus-footer a {
    color: var(--osus-primary);
    text-decoration: none;
}

.osus-footer a:hover {
    text-decoration: underline;
}