/* 
   Theme Context:
   - Spanish formal institutional tone
   - Compliance-first, sober, audit-ready look
   - Light neutral background
   - Clean sans-serif typography
   - No gradients, no animations, no illustrations, no third-party logos
   - Mobile responsive, fast, accessible
   - Vanilla HTML + CSS
*/

:root {
    /* ISTE Institutional Colors */
    --color-primary: #203A78;
    --color-primary-hover: #16579E;
    --color-secondary: #ffffff;
    --color-secondary-hover: #f4f6f9;
    --color-success: #198754;
    --color-danger: #dc3545;

    /* Backgrounds */
    --color-bg-light: #f4f6f9;
    --color-bg-white: #ffffff;

    /* Text Colors */
    --color-text-main: #212529;
    --color-text-muted: #6c757d;

    /* Borders & Accents */
    --color-border: #dee2e6;
    --color-border-dark: #203A78;
    --color-focus: rgba(32, 58, 120, 0.25);

    /* Typography - Corporate serif for headings, clean sans for body */
    --font-family-serif: 'Dutch 801', Georgia, 'Times New Roman', serif;
    --font-family-sans: Arial, Helvetica, sans-serif;

    /* Spacing & Sizing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    /* Shapes - Strict Corporate (No rounded corners) */
    --border-radius: 0px;
    --container-max-width: 900px;
}

/* Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family-sans);
    background-color: var(--color-bg-light);
    color: var(--color-text-main);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6,
.brand,
.page-title {
    font-family: var(--font-family-serif);
    font-weight: 700;
    color: var(--color-primary);
}

/* Screen reader only utility */
.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;
}

/* Typography elements */
h1,
h2,
h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-main);
    line-height: 1.3;
}

a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

a:hover,
a:focus {
    color: var(--color-primary-hover);
}

/* Typography Overrides */
h1 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

p {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Top Navigation (Header) */
.top-nav {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    padding: var(--spacing-md) 0;
    border-bottom: none;
    /* Removed the contrasting border */
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.nav-left {
    display: flex;
    align-items: center;
}

.brand {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: var(--color-bg-white);
    margin-right: 1.5rem;
}

.header-metadata {
    display: flex;
    flex-direction: column;
    text-align: right;
    font-family: var(--font-family-sans);
}

.header-metadata span {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.2;
}

.header-metadata strong {
    font-size: 0.85rem;
    color: var(--color-bg-white);
    margin-bottom: 2px;
}

.nav-right {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-size: 0.9rem;
    color: var(--color-bg-white);
    text-decoration: none;
    font-weight: 500;
}

.nav-link:hover,
.nav-link:focus {
    text-decoration: underline;
    color: var(--color-bg-white);
}

/* Layout Containers */
.main-container {
    flex: 1;
    max-width: var(--container-max-width);
    margin: var(--spacing-xl) auto;
    padding: 0 var(--spacing-md);
}

/* Card Style for Forms/Content */
.form-container,
.summary-container {
    background-color: var(--color-bg-white);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
    border-left: 5px solid var(--color-primary);
    /* Strict Corporate Look: Removed box-shadow */
}

.page-title {
    font-size: 1.75rem;
    border-bottom: 2px solid var(--color-border-dark);
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.context-text {
    font-size: 1.05rem;
    margin-bottom: var(--spacing-lg);
}

.instructions-section {
    margin-bottom: var(--spacing-lg);
}

.instructions-section h2 {
    font-size: 1.25rem;
}

.instruction-list {
    list-style-type: disc;
    padding-left: 1.5rem;
}

.instruction-list li {
    margin-bottom: var(--spacing-xs);
}

/* Confidentiality Block */
.confidentiality-block {
    background-color: var(--color-info-bg);
    border: 1px solid var(--color-info-border);
    border-left: 4px solid var(--color-text-muted);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    border-radius: 2px;
}

.confidentiality-block h2 {
    font-size: 1.1rem;
    color: var(--color-info-text);
    margin-bottom: var(--spacing-xs);
}

.confidentiality-block p {
    font-size: 0.95rem;
    color: var(--color-info-text);
    margin: 0;
}

/* Action Area */
.action-area {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: transform 0.1s ease, filter 0.1s ease;
}

.btn:active {
    transform: scale(0.98);
    filter: brightness(0.95);
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--color-primary-hover);
    color: var(--color-bg-white);
    text-decoration: none;
}

.secondary-action-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: rgba(32, 58, 120, 0.05);
    color: var(--color-primary);
    text-decoration: none;
}

.draft-status-badge {
    font-size: 0.85rem;
    font-weight: 600;
    background-color: var(--color-secondary);
    color: var(--color-text-main);
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--color-border-dark);
    border-radius: 2px;
}

/* Footer */
.site-footer {
    background-color: var(--color-bg-white);
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    margin-top: auto;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.footer-project,
.footer-version,
.footer-year {
    display: inline-block;
}

/* Mobile responsive adjustments */
@media (max-width: 600px) {
    .main-container {
        margin: var(--spacing-sm);
        padding: var(--spacing-md);
    }

    .action-area {
        flex-direction: column;
        align-items: stretch;
    }

    .btn {
        width: 100%;
    }

    .secondary-action-wrapper {
        flex-direction: column;
        width: 100%;
        align-items: stretch;
    }

    .draft-status-badge {
        text-align: center;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-xs);
        text-align: center;
    }

    .wizard-navigation {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
}

/* Base Form / Wizard additions */
.warning-banner {
    background-color: #fff3cd;
    border: 1px solid #ffe69c;
    border-left: 4px solid #ffc107;
    color: #664d03;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    border-radius: 2px;
}

.warning-banner p {
    margin: 0;
    font-size: 0.95rem;
}

/* Progress Bar */
.progress-container {
    margin-bottom: var(--spacing-xl);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.progress-track {
    background-color: var(--color-border);
    height: 6px;
    width: 100%;
}

.progress-fill {
    background-color: var(--color-primary);
    /* Solid institutional blue */
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
}

.wizard-progress-container {
    margin-bottom: var(--spacing-lg);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
}

.progress-bar-bg {
    background-color: var(--color-secondary);
    border-radius: 4px;
    height: 8px;
    width: 100%;
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.progress-bar-fill {
    background-color: var(--color-primary);
    height: 100%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.steps-indicator {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    /* 8-10px requirement */
    margin-bottom: var(--spacing-lg);
}

.step-btn {
    min-width: 40px;
    height: 40px;
    border-radius: 6px;
    font-weight: 600;
    border: 1px solid #cbd5e1;
    background-color: var(--color-bg-white);
    color: var(--color-text-muted);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    cursor: pointer;
}

.step-btn.is-active {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    border-color: var(--color-primary);
    box-shadow: 0 2px 4px rgba(32, 58, 120, 0.25);
}

.step-btn.is-complete {
    background-color: #dbeafe;
    color: var(--color-primary);
    border-color: #93c5fd;
}

.step-btn:hover {
    background-color: #f0f4f8;
    /* Slight blue tint */
}

.step-btn.is-active:hover {
    background-color: var(--color-primary-hover);
}

.step-btn.is-complete:hover {
    background-color: #bfdbfe;
}

.wizard-header {
    margin-bottom: var(--spacing-lg);
}

.step-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-border-dark);
    padding-bottom: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.step-description {
    font-size: 1rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-sm);
}

.last-saved-text {
    font-size: 0.8rem;
    color: var(--color-primary);
    font-weight: 600;
}

.wizard-form {
    min-height: 150px;
    margin-bottom: var(--spacing-lg);
}

/* Form Controls */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-main);
}

.required-marker {
    color: #dc3545;
    margin-left: 2px;
}

.form-control {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 1rem;
    font-family: inherit;
    line-height: 1.5;
    color: var(--color-text-main);
    background-color: var(--color-bg-white);
    background-clip: padding-box;
    border: 1px solid var(--color-border-dark);
    border-radius: var(--border-radius);
    transition: border-color .15s ease-in-out, box-shadow .15s ease-in-out;
}

.form-control:focus {
    color: var(--color-text-main);
    background-color: var(--color-bg-white);
    border-color: var(--color-primary);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 86, 179, 0.25);
}

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

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

.form-text {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.85em;
    color: var(--color-text-muted);
}

.invalid-feedback {
    display: none;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.85em;
    color: #dc3545;
}

.form-control.is-invalid~.invalid-feedback {
    display: block;
}

/* Multiselect Checkboxes */
.checkbox-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.checkbox-input {
    width: 1rem;
    height: 1rem;
    margin: 0;
}

.checkbox-label {
    font-size: 0.95rem;
    color: var(--color-text-main);
    cursor: pointer;
}

/* Repeater */
.repeater-group {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    background-color: var(--color-bg-light);
}

.repeater-item {
    border-bottom: 1px solid var(--color-border-dark);
    padding-bottom: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    position: relative;
}

.repeater-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
}

.btn-remove-repeater {
    background-color: #dc3545;
    color: white;
    font-size: 0.8rem;
    padding: 0.25rem 0.5rem;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    margin-top: var(--spacing-sm);
}

.btn-add-repeater {
    background-color: var(--color-primary);
    color: white;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 2px;
    cursor: pointer;
    margin-top: var(--spacing-sm);
}

.btn-add-repeater:hover {
    background-color: var(--color-primary-hover);
}

.wizard-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Toasts */
.toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background-color: var(--color-text-main);
    color: var(--color-bg-white);
    padding: 12px 20px;
    border-radius: 4px;
    font-size: 0.9rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s, transform 0.3s;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* Summary View */
.summary-container {
    padding-bottom: var(--spacing-xl);
}

.summary-section {
    background-color: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
}

.summary-section-title {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-border-dark);
    padding-bottom: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.summary-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.summary-item {
    border-bottom: 1px dashed var(--color-border);
    padding-bottom: var(--spacing-sm);
}

.summary-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.summary-label {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.summary-value {
    color: var(--color-text-main);
    font-size: 1rem;
    line-height: 1.4;
}

/* Tables for Summary & Print */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.summary-table,
.print-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-xs);
    font-size: 0.9rem;
}

.summary-table th,
.summary-table td,
.print-table th,
.print-table td {
    border: 1px solid var(--color-border-dark);
    padding: 0.5rem;
    text-align: left;
}

.summary-table th,
.print-table th {
    background-color: var(--color-bg-light);
    font-weight: 600;
    color: var(--color-text-muted);
}

/* Print Specific */
@media print {
    body {
        background-color: #fff !important;
        font-family: Arial, sans-serif !important;
        font-size: 12pt;
    }

    .print-layout {
        padding: 0;
    }

    .print-section {
        margin-bottom: 2rem;
        page-break-inside: avoid;
    }

    .print-section-title {
        font-size: 14pt;
        border-bottom: 1px solid #000;
        margin-bottom: 10pt;
        padding-bottom: 4pt;
    }

    .print-item {
        margin-bottom: 10pt;
        page-break-inside: avoid;
    }

    .print-label {
        font-weight: bold;
        font-size: 11pt;
    }

    .print-value {
        font-size: 11pt;
    }

    .print-table {
        margin-top: 5pt;
        page-break-inside: avoid;
    }

    .print-table th,
    .print-table td {
        border: 1px solid #999;
        font-size: 10pt;
    }
}
/* ========================================================================= */
/* Access Gate Styles (Zero-Backend Institutional Gate)                     */
/* ========================================================================= */
.access-body-lock {
    background-color: var(--color-bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

.access-gate-container {
    width: 100%;
    max-width: 440px;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.access-card {
    background: #ffffff;
    width: 100%;
    padding: var(--spacing-xl);
    border: 1px solid var(--color-border);
    border-left: 5px solid var(--color-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05); /* Acceptable for a login-style modal */
    margin-bottom: var(--spacing-lg);
}

.access-brand {
    font-family: var(--font-family-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.access-title {
    font-family: var(--font-family-sans);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text-main);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.access-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    text-align: center;
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.access-link-back {
    display: block;
    text-align: center;
    color: var(--color-primary);
    font-size: 0.9rem;
    text-decoration: underline;
    margin-top: var(--spacing-sm);
}

.access-link-back:hover {
    color: var(--color-primary-hover);
}

.access-error-msg {
    color: var(--color-danger);
    font-size: 0.85rem;
    margin-top: 0.25rem;
    font-weight: 500;
}

.access-disclaimer {
    text-align: center;
    font-size: 0.75rem;
    color: #888;
    line-height: 1.4;
    max-width: 380px;
}

.access-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--color-success);
    color: white;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: 500;
    font-size: 0.9rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    z-index: 10000;
    animation: fadeInOut 3s forwards;
}

@keyframes fadeInOut {
    0% { opacity: 0; transform: translateY(10px); }
    15% { opacity: 1; transform: translateY(0); }
    85% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(10px); }
}