/* ============================================================================
   Ankiety WSNS — Styl dopasowany do witryny uczelni wsnsrs.edu.pl
   Paleta: ciemny granat (#1B2A4A), bordowy akcent (#C41E3A), biel (#FFFFFF)
   ============================================================================ */

:root {
    --wsns-navy: #1B2A4A;
    --wsns-navy-light: #2C3E6B;
    --wsns-navy-dark: #141F36;
    --wsns-burgundy: #C41E3A;
    --wsns-burgundy-dark: #A0182E;
    --wsns-white: #FFFFFF;
    --wsns-bg: #F5F6F8;
    --wsns-text: #2D3748;
    --wsns-text-muted: #5A6B7B;
    --wsns-border: #E2E6EC;
    --wsns-success: #2F855A;
    --wsns-warning: #B7791F;
    --wsns-danger: #C41E3A;
    --wsns-info: #2B6CB0;
    --radius: 8px;
    --shadow: 0 2px 12px rgba(27, 42, 74, 0.08);
    --shadow-hover: 0 4px 20px rgba(27, 42, 74, 0.15);
    --font-sans: 'Open Sans', 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    --font-display: 'Abril Fatface', Georgia, serif;
}

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

html {
    scrollbar-gutter: stable;
}

body {
    font-family: var(--font-sans);
    background: var(--wsns-bg);
    color: var(--wsns-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-y: scroll;
}

.container {
    max-width: 1372px; /* old value: 1248 */
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* ============================================================================
   HEADER
   ============================================================================ */
.site-header {
    background: var(--wsns-white);
    color: var(--wsns-navy);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-menu-bar {
    background: var(--wsns-navy);
    color: white;
}

.header-menu-inner {
    min-height: 51.29px; /* old value: 48px */
    display: flex;
    align-items: center;
    justify-content: right;
}

.panel-heading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    text-align: center;
    color: var(--wsns-navy);
    line-height: 1.1;
    white-space: nowrap;
}

/*.panel-heading strong { font-family: var(--font-display); font-size: 1.35rem; font-weight: 400; }*/
.panel-heading strong { font-size: 1.5rem; font-weight: 600; }
.panel-heading span { color: var(--wsns-text-muted); font-size: 0.9rem; font-weight: 300; }

.institution-nav {
    background: var(--wsns-white);
    border-bottom: 1px solid var(--wsns-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1372px; /* old value: 1248 */
    min-height: 92px;
    padding-top: 8px;
    padding-bottom: 8px;
}

.header-inner > .panel-heading {
    flex: 1;
}

.institution-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    text-decoration: none;
}

.university-emblem {
    width: 43px;
    height: 50px;
    object-fit: contain;
}

.university-logo {
    width: 190px;
    height: 76px;
    object-fit: contain;
    object-position: left center;
    background: transparent;
    border-radius: 0;
}

.app-brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--wsns-navy);
    font-weight: 700;
    font-size: 1.05rem;
    white-space: nowrap;
}

.login-university-logo {
    width: min(300px, 100%);
    height: 68px;
    object-fit: contain;
}

.header-nav {
    display: flex;
    align-items: center; 
    gap: 8px;
    flex-wrap: wrap;
    text-transform: uppercase; /* old value: none */
    /* font-family: 'Oswald', 'Arial Narrow', Arial, sans-serif; old */
    font-family:'Oswald', sans-serif; /* new */
}

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: var(--radius);
    transition: background 0.2s, color 0.2s;
    font-size: 1rem; /* old value: 0.9rem */
    font-weight: 300; /* old value: 400 */
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.15);
    color: white;
}

.logout-form { margin: 0 0 0 4px; }

.logout-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    color: white;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.65);
    border-radius: var(--radius);
    cursor: pointer;
}

.logout-button:hover { background: var(--wsns-burgundy); border-color: var(--wsns-burgundy); }

/* ============================================================================
   BUTTONS
   ============================================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 10px 18px;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    line-height: 1;
}

.btn-primary {
    background: var(--wsns-burgundy);
    color: white;
    border-color: var(--wsns-burgundy);
}

.btn-primary:hover {
    background: var(--wsns-burgundy-dark);
    border-color: var(--wsns-burgundy-dark);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: var(--wsns-navy);
    color: white;
    border-color: var(--wsns-navy);
}

.btn-secondary:hover {
    background: var(--wsns-navy-light);
    border-color: var(--wsns-navy-light);
}

.btn-outline {
    background: transparent;
    color: var(--wsns-navy);
    border-color: var(--wsns-navy);
}

.btn-outline:hover {
    background: var(--wsns-navy);
    color: white;
}

.btn-danger {
    background: transparent;
    color: var(--wsns-danger);
    border-color: var(--wsns-danger);
}

.btn-danger:hover {
    background: var(--wsns-danger);
    color: white;
}

.btn-success {
    background: var(--wsns-success);
    color: white;
    border-color: var(--wsns-success);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1.05rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ============================================================================
   MAIN + PAGE HEADER
   ============================================================================ */
main {
    flex: 1;
    padding: 32px 24px;
}

main.container {
    padding-left: 0;
    padding-right: 0;
}

.page-header {
    margin-bottom: 28px;
    background: var(--wsns-white);
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px 24px;
}

.header-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    background: rgba(27, 42, 74, 0.02);
    border: 1px solid rgba(27, 42, 74, 0.08);
    border-radius: 10px;
    padding: 12px 16px;
}

.page-header h1 {
    color: var(--wsns-navy);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.page-subtitle {
    color: var(--wsns-text-muted);
    font-size: 1rem;
}

.stats-layout {
    display: grid;
    grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.stats-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.stats-filter-card,
.stats-summary-card {
    background: var(--wsns-white);
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px 20px;
}

.stats-filter-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.stats-filter-card h3,
.stats-summary-card h3 {
    margin: 0;
    color: var(--wsns-navy);
    font-size: 1rem;
    font-weight: 700;
}

.stats-filter-card label {
    font-size: 0.82rem;
    color: var(--wsns-text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stats-filter-card select {
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--wsns-border);
    background: white;
    color: var(--wsns-text);
}

.stats-summary-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stats-summary-card .stat-value {
    font-size: 1.8rem;
}

.stats-summary-card .stat-label {
    text-transform: none;
    letter-spacing: 0;
}

.stats-main {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* ============================================================================
   CARDS / SECTIONS
   ============================================================================ */
.section-card {
    background: var(--wsns-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 24px;
    margin-top: 40px;
}

.table-section-card {
    margin-top: 40px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(27, 42, 74, 0.08);
}

.section-header h2 {
    margin: 0;
    color: var(--wsns-navy);
    font-size: 1.35rem;
    font-weight: 700;
}

.section-title {
    color: var(--wsns-navy);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 3px solid var(--wsns-burgundy);
}

.settings-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
    margin-bottom: 24px;
}

.settings-panel {
    min-width: 0;
}

.settings-grid {
    display: grid;
    gap: 16px;
}

/* ============================================================================
   STATS GRID (Dashboard)
   ============================================================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 32px;
    margin-top: 40px;
}

.stat-card {
    background: var(--wsns-white);
    border-radius: var(--radius);
    padding: 18px 12px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--wsns-navy), var(--wsns-burgundy));
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.stat-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 12px;
    border-radius: 50%;
    background: rgba(27, 42, 74, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--wsns-navy);
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--wsns-navy);
    line-height: 1.1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--wsns-text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-link {
    display: inline-block;
    margin-top: 12px;
    color: var(--wsns-burgundy);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
}

.stat-link:hover {
    text-decoration: underline;
}

/* ============================================================================
   TABLES
   ============================================================================ */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.data-table thead th {
    background: var(--wsns-navy);
    color: white;
    text-align: left;
    padding: 10px 16px;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table thead th.text-right,
.data-table tbody td.text-right {
    text-align: right;
}

.data-table thead th.sortable-th {
    cursor: pointer;
    user-select: none;
    transition: background-color 0.2s;
}

.data-table thead th.sortable-th:hover {
    background-color: var(--wsns-navy-light);
}

.sort-indicator {
    display: inline-block;
    margin-left: 4px;
    font-size: 0.8rem;
    opacity: 0.8;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: 6px;
    border: 1px solid var(--wsns-navy);
    background: white;
    color: var(--wsns-navy);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    box-sizing: border-box;
}

.btn-icon:hover {
    background: var(--wsns-navy);
    color: white;
    border-color: var(--wsns-navy);
}

.btn-icon-success {
    color: var(--wsns-success);
    border: 1px solid var(--wsns-success);
    background: rgba(47, 133, 90, 0.08);
}

.btn-icon-success:hover {
    background: var(--wsns-success);
    color: white;
    border-color: var(--wsns-success);
}

.btn-icon-danger {
    color: var(--wsns-danger);
    border: 1px solid var(--wsns-danger);
    background: rgba(196, 30, 58, 0.08);
}

.btn-icon-danger:hover {
    background: var(--wsns-danger);
    color: white;
    border-color: var(--wsns-danger);
}

.btn-icon-primary {
    color: var(--wsns-burgundy);
    border: 1px solid var(--wsns-burgundy);
    background: rgba(196, 30, 58, 0.08);
}

.btn-icon-primary:hover {
    background: var(--wsns-burgundy);
    color: white;
    border-color: var(--wsns-burgundy);
}

.btn-icon-info {
    color: var(--wsns-info);
    border: 1px solid var(--wsns-info);
    background: rgba(43, 108, 176, 0.08);
}

.btn-icon-info:hover {
    background: var(--wsns-info);
    color: white;
    border-color: var(--wsns-info);
}

.data-table tbody td {
    padding: 0px 16px;
    border-bottom: 1px solid var(--wsns-border);
    color: var(--wsns-text);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: rgba(27, 42, 74, 0.03);
}

.data-table thead th.text-right,
.data-table tbody td.text-right {
    text-align: right;
    width: 1%;
    white-space: nowrap;
}

.action-buttons {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    justify-content: flex-end;
    padding: 4px 0;
}

.action-buttons .btn {
    min-width: auto;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge-success { background: rgba(47, 133, 90, 0.12); color: var(--wsns-success); }
.badge-danger { background: rgba(196, 30, 58, 0.12); color: var(--wsns-danger); }
.badge-info { background: rgba(43, 108, 176, 0.12); color: var(--wsns-info); }
.badge-warning { background: rgba(183, 121, 31, 0.12); color: var(--wsns-warning); }
.badge-muted { background: rgba(90, 107, 123, 0.12); color: var(--wsns-text-muted); }

/* ============================================================================
   FORMS
   ============================================================================ */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--wsns-navy);
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--wsns-navy);
    box-shadow: 0 0 0 3px rgba(27, 42, 74, 0.1);
}

.form-hint {
    font-size: 0.8rem;
    color: var(--wsns-text-muted);
    margin-top: 4px;
}

.survey-order-list {
    display: grid;
    gap: 8px;
    max-height: 220px;
    overflow-y: auto;
    padding: 10px;
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
}

.survey-order-item {
    display: grid;
    grid-template-columns: auto 1fr 58px;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-bottom: 1px solid var(--wsns-border);
    font-size: 0.9rem;
}

.survey-order-item:last-child {
    border-bottom: 0;
}

.order-input {
    width: 58px !important;
    padding: 6px !important;
}

.survey-selection-table {
    display: grid;
    gap: 1px;
    max-height: 280px;
    overflow-y: auto;
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    background: var(--wsns-border);
}

.survey-selection-row {
    display: grid !important;
    grid-template-columns: 72px minmax(0, 1fr) 100px !important;
    align-items: center;
    gap: 12px;
    min-height: 46px;
    padding: 8px 12px;
    background: var(--wsns-white);
}

.survey-selection-row > span {
    display: block;
    min-width: 0;
}

.survey-selection-row > span:first-child {
    text-align: center;
}

.survey-selection-row > .order-controls {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
}

.survey-selection-head {
    min-height: 34px;
    background: var(--wsns-navy);
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.survey-selection-group-title {
    background: rgba(27, 42, 74, 0.08);
    color: var(--wsns-navy);
    padding: 8px 12px;
    font-weight: 700;
}

.survey-selection-row > span:nth-child(2) {
    min-width: 0;
    overflow-wrap: anywhere;
}

.order-controls {
    display: flex;
    justify-content: flex-end;
    gap: 4px;
}

.order-arrow {
    width: 32px;
    height: 30px;
    padding: 0;
    border: 1px solid var(--wsns-border);
    border-radius: 4px;
    background: white;
    color: var(--wsns-navy);
    cursor: pointer;
}

.order-arrow:hover { background: var(--wsns-navy); color: white; }

.empty-state {
    text-align: center;
    color: var(--wsns-text-muted);
    padding: 32px;
    font-style: italic;
}

.empty-state a {
    color: var(--wsns-burgundy);
    text-decoration: none;
}

.empty-state a:hover {
    text-decoration: underline;
}

/* ============================================================================
   MODALS
   ============================================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(20, 31, 54, 0.6);
    backdrop-filter: blur(3px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.modal-overlay[data-show="true"] {
    display: flex;
}

.modal {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-hover);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-lg {
    max-width: 640px;
}

.modal-xl {
    max-width: 980px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--wsns-border);
}

.modal-header h2 {
    color: var(--wsns-navy);
    font-size: 1.3rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--wsns-text-muted);
    padding: 4px;
    border-radius: 4px;
    display: flex;
    transition: color 0.2s, background 0.2s;
}

.modal-close:hover {
    color: var(--wsns-danger);
    background: rgba(196, 30, 58, 0.08);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding: 16px 24px;
    border-top: 1px solid var(--wsns-border);
}

/* ============================================================================
   ALERTS
   ============================================================================ */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 0.9rem;
    border-left: 4px solid;
}

.alert-error { background: rgba(196, 30, 58, 0.08); border-color: var(--wsns-danger); color: var(--wsns-danger); }
.alert-success { background: rgba(47, 133, 90, 0.08); border-color: var(--wsns-success); color: var(--wsns-success); }
.alert-warning { background: rgba(183, 121, 31, 0.08); border-color: var(--wsns-warning); color: var(--wsns-warning); }

/* ============================================================================
   SURVEY (Public)
   ============================================================================ */
.survey-container {
    max-width: 1200px;
    margin: auto auto;
    padding: 32px 20px;
}
 
.survey-header {
    text-align: center;
    margin-bottom: 28px;
}

.survey-logo {
    margin-bottom: 16px;
}

.survey-header h1 {
    color: var(--wsns-navy);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.survey-lecturer {
    color: var(--wsns-text-muted);
    font-size: 1.05rem;
}

.survey-info-bar {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 28px;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(27, 42, 74, 0.06);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--wsns-navy);
    font-weight: 600;
}

.info-item svg {
    color: var(--wsns-burgundy);
}

.survey-section {
    background: white;
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    padding: 12px;
    margin-bottom: 10px;
    box-shadow: var(--shadow);
}

.section-legend {
    color: var(--wsns-burgundy);
    font-size: 1.2rem;
    font-weight: 700;
    padding: 0 0px;
    margin-bottom: 5px;
}

.question-block {
    padding: 10px;
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    margin-bottom: 8px;
    transition: border-color 0.2s;
}

.question-block:last-child {
    margin-bottom: 0;
}

.question-block:hover {
    border-color: var(--wsns-navy);
}

.question-text {
    font-weight: 600;
    color: var(--wsns-navy);
    margin-bottom: 16px;
    font-size: 1.05rem;
}

/* Radio group (TAK/NIE) */
.radio-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 10px 20px;
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    transition: all 0.2s;
    font-weight: 600;
}

.radio-label:hover {
    border-color: var(--wsns-navy);
}

.radio-label input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.radio-custom {
    width: 18px;
    height: 18px;
    border: 2px solid var(--wsns-border);
    border-radius: 50%;
    transition: all 0.2s;
    position: relative;
}

.radio-label:has(input:checked) .radio-custom {
    border-color: var(--wsns-burgundy);
}

.radio-label:has(input:checked) .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background: var(--wsns-burgundy);
    border-radius: 50%;
}

.radio-label:has(input:checked) {
    background: rgba(196, 30, 58, 0.06);
    border-color: var(--wsns-burgundy);
    color: var(--wsns-burgundy);
}

/* Rating group (Ocena 5-2) */
.rating-group {
    display: flex;
    gap: 16px;
    flex-wrap: nowrap;
}

.rating-label {
    flex: 1;
    justify-content: center;
    min-width: 0;
}

.survey-lecturer-section {
    border-top: 4px solid var(--wsns-navy);
    padding-top: 20px;
    margin-bottom: 14px;
}

.survey-lecturer-section > .section-title {
    color: var(--wsns-navy);
    font-size: 1.35rem;
}

.survey-actions {
    text-align: center;
    margin-top: 28px;
}

.survey-footer {
    margin-top: 40px;
    border-top: 1px solid var(--wsns-border);
    padding-top: 24px;
}

.rodo-notice {
    background: rgba(27, 42, 74, 0.03);
    border-radius: var(--radius);
    padding: 20px;
    font-size: 0.85rem;
    color: var(--wsns-text-muted);
    line-height: 1.5;
}

.rodo-notice h4 {
    color: var(--wsns-navy);
    margin-bottom: 12px;
    font-size: 1rem;
}

.rodo-notice p {
    margin-bottom: 8px;
}

.copyright {
    text-align: center;
    margin-top: 16px;
    font-size: 0.8rem;
    color: var(--wsns-text-muted);
}

/* ============================================================================
   STATS RESULTS
   ============================================================================ */
.group-average {
    font-size: 1rem;
    margin-bottom: 18px;
    color: var(--wsns-navy);
}

.group-chart-card {
    background: rgba(27, 42, 74, 0.03);
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    padding: 18px 20px 12px;
    margin-bottom: 22px;
}

.group-chart-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--wsns-navy);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 12px;
}

.group-chart-wrapper {
    position: relative;
    width: min(320px, 100%);
    height: 220px;
    margin: 0 auto;
}

.question-stats {
    padding: 20px;
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    margin-bottom: 16px;
}

.question-stats:last-child {
    margin-bottom: 0;
}

.question-text {
    font-weight: 600;
    color: var(--wsns-navy);
    margin-bottom: 12px;
    font-size: 1.05rem;
}

.question-type-badge {
    margin-bottom: 16px;
}

.yes-no-stats, .rating-stats {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.stat-bar {
    display: grid;
    grid-template-columns: 120px 1fr 100px;
    align-items: center;
    gap: 12px;
}

.stat-bar-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--wsns-text);
}

.stat-bar-track {
    height: 24px;
    background: rgba(27, 42, 74, 0.06);
    border-radius: 12px;
    overflow: hidden;
}

.stat-bar-fill {
    height: 100%;
    border-radius: 12px;
    transition: width 0.4s ease;
}

.stat-bar-yes { background: linear-gradient(90deg, var(--wsns-success), #38A169); }
.stat-bar-no { background: linear-gradient(90deg, var(--wsns-danger), #E53E3E); }
.stat-bar-rating { background: linear-gradient(90deg, var(--wsns-burgundy), var(--wsns-navy)); }

.stat-bar-value {
    font-size: 0.85rem;
    font-weight: 600;
    text-align: right;
    color: var(--wsns-text);
}

.stat-bar-total {
    font-size: 0.8rem;
    color: var(--wsns-text-muted);
    margin-top: 4px;
}

.rating-avg {
    font-size: 0.95rem;
    color: var(--wsns-navy);
    margin-top: 8px;
}

/* ============================================================================
   LINK CARD
   ============================================================================ */
.link-card {
    padding: 24px;
    background: rgba(27, 42, 74, 0.03);
    border-radius: var(--radius);
    margin-bottom: 20px;
}

.link-info {
    margin-bottom: 20px;
}

.link-info h3 {
    color: var(--wsns-navy);
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.link-info p {
    margin-bottom: 6px;
    color: var(--wsns-text);
}

.link-url {
    display: flex;
    gap: 12px;
}

.link-url input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--wsns-border);
    border-radius: var(--radius);
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.9rem;
    background: white;
}

.link-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ============================================================================
   LOGIN
   ============================================================================ */
.login-container {
    max-width: 420px;
    margin: 60px auto;
}

.login-card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 40px 32px;
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.login-logo {
    margin-bottom: 16px;
}

.login-header h1 {
    color: var(--wsns-navy);
    font-size: 1.6rem;
    font-weight: 700;
}

.login-subtitle {
    color: var(--wsns-text-muted);
    font-size: 0.9rem;
    margin-top: 4px;
}

.login-footer {
    text-align: center;
    margin-top: 20px;
}

.link-muted {
    color: var(--wsns-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
}

.link-muted:hover {
    color: var(--wsns-navy);
}

/* ============================================================================
   THANKS / ERROR PAGES
   ============================================================================ */
.thanks-container, .error-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 70vh;
    justify-content: center;
}

.thanks-card, .error-card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 48px 40px;
    text-align: center;
    max-width: 500px;
    width: 100%;
}

.thanks-icon, .error-icon {
    margin-bottom: 20px;
}

.thanks-card h1 {
    color: var(--wsns-navy);
    font-size: 2rem;
    margin-bottom: 12px;
}

.thanks-message {
    font-size: 1.1rem;
    color: var(--wsns-text);
    margin-bottom: 8px;
}

.thanks-detail {
    color: var(--wsns-text-muted);
    margin-bottom: 12px;
}

.thanks-anonymous {
    font-size: 0.85rem;
    color: var(--wsns-text-muted);
    margin-bottom: 24px;
    font-style: italic;
}

.thanks-actions {
    margin-bottom: 24px;
}

.error-card h1 {
    color: var(--wsns-danger);
    font-size: 1.8rem;
    margin-bottom: 12px;
}

.error-detail {
    color: var(--wsns-text-muted);
    font-size: 0.85rem;
    margin-bottom: 20px;
}

/* ============================================================================
   FOOTER
   ============================================================================ */
.site-footer {
    background: var(--wsns-white);
    color: var(--wsns-text-muted);
    padding: 0 0 32px;
    margin-top: auto;
}

.site-footer .container {
    padding-top: 22px;
}

.footer-logo {
    display: block;
    width: 155px;
    height: 58px;
    object-fit: contain;
    margin: 0 auto 14px;
}

.footer-color-bar { height: 12px; background: var(--wsns-navy); }

.footer-brand { display: flex; align-items: center; justify-content: center; gap: 10px; }

.footer-emblem { width: 38px; height: 44px; object-fit: contain; }

.site-footer .container {
    text-align: center;
}

.site-footer p {
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.rodo-info {
    color: var(--wsns-text-muted);
    font-size: 0.8rem;
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */
@media (max-width: 768px) {
    .header-nav {
        display: none;
    }

    .page-header h1 {
        font-size: 1.6rem;
    }

    .header-inner {
        min-height: 82px;
        gap: 10px;
    }

    .institution-brand {
        min-width: 0;
        gap: 6px;
    }

    .university-logo {
        width: 130px;
        height: 52px;
    }

    .university-emblem {
        width: 36px;
        height: 46px;
    }

    .panel-heading { display: none; }

    .app-brand {
        font-size: 0.9rem;
    }

    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 12px;
    }

    .settings-columns {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .stat-bar {
        grid-template-columns: 80px 1fr 70px;
        gap: 8px;
    }

    .link-url {
        flex-direction: column;
    }

    .rating-group {
        overflow-x: auto;
        padding-bottom: 4px;
    }

    main {
        padding: 20px 16px;
    }

    main.container {
        padding-left: 16px;
        padding-right: 16px;
    }
}

@media (max-width: 480px) {
    .rating-group {
        overflow-x: auto;
    }

    .modal-footer {
        flex-direction: column;
    }

    .modal-footer .btn {
        width: 100%;
    }
}