:root {
    --csuf-titan-blue: #00244e;
    --csuf-medium-blue: #0f3f8c;
    --csuf-sky-blue: #ebfbff;
    --csuf-light-gray: #f5f5f5;
    --csuf-beige: #f8f7f3;
    --csuf-text: #222222;
    --csuf-titan-orange: #ff7900;
    --csuf-dark-bg: #1a2029;
    --csuf-dark-titan-blue: #1a2f48;
    --csuf-dark-sky-blue: #99b3b9;
    --csuf-dark-gray: #252a30;
    --csuf-dark-beige: #3c4148;
    --csuf-dark-text: #ebebeb;
    --color-ink: var(--csuf-text);
    --color-muted: #4d4d4d;
    --color-page: var(--csuf-beige);
    --color-surface: #ffffff;
    --color-surface-alt: var(--csuf-light-gray);
    --color-brand: var(--csuf-titan-blue);
    --color-brand-dark: #001735;
    --color-brand-light: var(--csuf-medium-blue);
    --color-accent: var(--csuf-titan-orange);
    --color-border: #b9c2cc;
    --color-border-strong: #667789;
    --color-danger: #b42318;
    --color-danger-bg: #fff1f0;
    --color-success: #16703c;
    --color-success-dark: #0f5c31;
    --shadow-card: 0 24px 60px rgba(0, 36, 78, 0.14);
    --radius-lg: 18px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --focus-ring: 0 0 0 4px rgba(15, 63, 140, 0.28);
    --rating-mobile-heading-bg: var(--csuf-titan-blue);
    --rating-mobile-heading-text: #ffffff;
    --rating-option-selected-bg: var(--csuf-sky-blue);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    min-width: 320px;
    margin: 0;
    color: var(--color-ink);
    font-family: Georgia, "Times New Roman", serif;
    line-height: 1.6;
    background:
        radial-gradient(circle at top left, rgba(255, 121, 0, 0.16), transparent 30rem),
        linear-gradient(135deg, var(--csuf-beige) 0%, #ffffff 48%, var(--csuf-sky-blue) 100%);
    padding: 32px 20px;
}

body::before {
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    content: "";
    background-image:
        linear-gradient(rgba(0, 36, 78, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 36, 78, 0.055) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent 72%);
}

.container {
    max-width: 960px;
    margin: 0 auto;
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid rgba(128, 145, 163, 0.38);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

.header {
    position: relative;
    padding: 44px 40px 34px;
    color: #ffffff;
    text-align: center;
    background:
        linear-gradient(135deg, rgba(0, 36, 78, 0.98), rgba(15, 63, 140, 0.94)),
        radial-gradient(circle at 18% 15%, rgba(255, 121, 0, 0.44), transparent 18rem);
}

.header::after {
    display: block;
    width: 84px;
    height: 5px;
    margin: 24px auto 0;
    content: "";
    background: var(--color-accent);
    border-radius: 999px;
}

.header h1 {
    margin: 0 0 8px;
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.12;
    letter-spacing: -0.04em;
}

.header p {
    margin: 0;
    color: var(--csuf-sky-blue);
    font-family: "Trebuchet MS", Verdana, sans-serif;
    font-size: 1rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

main {
    padding: 40px;
}

.intro-text,
.callout,
.privacy-notice {
    padding: 22px 24px;
    margin-bottom: 30px;
    background: var(--csuf-sky-blue);
    border: 1px solid #b9dce6;
    border-left: 6px solid var(--color-brand);
    border-radius: var(--radius-md);
}

.intro-text p,
.callout p,
.privacy-notice p {
    margin: 0 0 10px;
}

.intro-text p:last-child,
.callout p:last-child,
.privacy-notice p:last-child {
    margin-bottom: 0;
}

.callout {
    margin-top: 30px;
}

.privacy-notice {
    margin-top: 30px;
}

.privacy-notice h3 {
    margin: 0 0 10px;
    color: var(--color-brand);
    font-family: "Trebuchet MS", Verdana, sans-serif;
    font-size: 1.15rem;
}

.required-example {
    color: var(--color-danger);
    font-weight: 700;
}

.progress-container {
    width: 100%;
    height: 12px;
    margin-bottom: 32px;
    overflow: hidden;
    background: var(--csuf-light-gray);
    border: 1px solid var(--color-border);
    border-radius: 999px;
}

.progress-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-brand) 0%, var(--color-brand-light) 72%, var(--color-accent) 100%);
    transition: width 0.3s ease;
}

.section {
    display: none;
    margin-bottom: 40px;
}

.section.active {
    display: block;
    animation: fade-in 0.28s ease;
}

@keyframes fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-title {
    padding-bottom: 14px;
    margin: 0 0 26px;
    color: var(--color-brand);
    font-size: clamp(1.5rem, 2.8vw, 2rem);
    line-height: 1.2;
    border-bottom: 3px solid var(--csuf-light-gray);
}

.section-title:focus:not(:focus-visible) {
    outline: none;
}

.question {
    margin-bottom: 28px;
}

.question-label {
    display: block;
    margin-bottom: 10px;
    color: var(--color-ink);
    font-family: "Trebuchet MS", Verdana, sans-serif;
    font-weight: 700;
}

.required::after {
    color: var(--color-danger);
    content: " *";
}

.required-marker {
    color: var(--color-danger);
    font-weight: 700;
}

fieldset {
    padding: 0;
    margin: 0;
    border: 0;
}

legend.question-label {
    display: block;
    width: 100%;
    padding: 0;
    color: var(--color-ink);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
select,
textarea {
    width: 100%;
    min-height: 48px;
    padding: 12px 14px;
    color: var(--color-ink);
    font: inherit;
    font-size: 1rem;
    background: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: border-color 0.2s, box-shadow 0.2s;
}

textarea {
    min-height: 112px;
    resize: vertical;
}

select {
    appearance: none;
    background-image:
        linear-gradient(45deg, transparent 50%, var(--color-brand) 50%),
        linear-gradient(135deg, var(--color-brand) 50%, transparent 50%);
    background-position:
        calc(100% - 20px) calc(50% + 1px),
        calc(100% - 14px) calc(50% + 1px);
    background-size: 6px 6px;
    background-repeat: no-repeat;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="tel"]:focus,
input[type="number"]:focus,
select:focus,
textarea:focus {
    border-color: var(--color-brand-light);
    outline: none;
    box-shadow: var(--focus-ring);
}

input[type="radio"],
input[type="checkbox"] {
    width: 1.5rem;
    min-width: 1.5rem;
    height: 1.5rem;
    accent-color: var(--color-brand);
}

:focus-visible {
    outline: 3px solid var(--color-brand-light);
    outline-offset: 3px;
}

.radio-group,
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.radio-option,
.checkbox-option {
    display: flex;
    gap: 12px;
    align-items: center;
    min-height: 48px;
    padding: 12px 14px;
    cursor: pointer;
    background: var(--color-surface-alt);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.radio-option:hover,
.checkbox-option:hover,
.radio-option:focus-within,
.checkbox-option:focus-within {
    background: var(--csuf-sky-blue);
    border-color: var(--color-brand-light);
}

.radio-option input[type="radio"],
.checkbox-option input[type="checkbox"] {
    cursor: pointer;
}

.rating-table {
    width: 100%;
    margin: 16px 0;
    overflow: hidden;
    font-size: 0.96rem;
    border-collapse: collapse;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.rating-table th,
.rating-table td {
    padding: 14px 10px;
    text-align: center;
    border: 1px solid var(--color-border);
}

.rating-table th {
    color: var(--color-ink);
    font-family: "Trebuchet MS", Verdana, sans-serif;
    font-weight: 700;
    background: var(--csuf-sky-blue);
}

.rating-table th[scope="row"],
.rating-table td:first-child {
    text-align: left;
    font-weight: 600;
}

.rating-table tbody tr:nth-child(odd) {
    background: var(--csuf-beige);
}

.rating-table input[type="radio"] {
    cursor: pointer;
}

.button-group {
    display: flex;
    gap: 15px;
    padding-top: 24px;
    margin-top: 32px;
    border-top: 1px solid var(--color-border);
}

button {
    min-height: 48px;
    padding: 12px 28px;
    font-family: "Trebuchet MS", Verdana, sans-serif;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 999px;
    transition: background 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

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

.btn-primary:hover {
    background: var(--color-brand-dark);
    transform: translateY(-1px);
}

.btn-secondary {
    color: var(--color-brand);
    background: var(--color-surface);
    border-color: var(--color-border-strong);
}

.btn-secondary:hover {
    background: var(--csuf-light-gray);
}

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

.btn-success:hover {
    background: var(--color-success-dark);
}

button:disabled {
    color: #ffffff;
    cursor: not-allowed;
    background: #6b7a89;
    transform: none;
}

.completion-message {
    display: none;
    padding: 44px 24px;
    text-align: center;
}

.completion-message.active {
    display: block;
}

.completion-message h2 {
    margin: 0 0 18px;
    color: var(--color-success);
    font-size: clamp(2rem, 4vw, 2.75rem);
    line-height: 1.15;
}

.completion-message p {
    margin: 0 0 18px;
    color: var(--color-muted);
    font-size: 1rem;
}

.error-message {
    display: none;
    padding: 13px 16px;
    margin-bottom: 22px;
    color: var(--color-danger);
    background: var(--color-danger-bg);
    border: 2px solid var(--color-danger);
    border-radius: var(--radius-sm);
}

.error-message.active {
    display: block;
}

.field-error {
    margin: 8px 0 0;
    color: var(--color-danger);
    font-family: "Trebuchet MS", Verdana, sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
}

.review-panel {
    display: grid;
    gap: 18px;
}

.review-section {
    padding: 18px;
    background: var(--color-surface-alt);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
}

.review-section h3 {
    margin: 0 0 12px;
    color: var(--color-brand);
    font-family: "Trebuchet MS", Verdana, sans-serif;
    font-size: 1.15rem;
}

.review-list {
    display: grid;
    grid-template-columns: minmax(14rem, 0.45fr) 1fr;
    gap: 10px 16px;
    margin: 0;
}

.review-list dt {
    font-weight: 700;
}

.review-list dd {
    margin: 0;
    overflow-wrap: anywhere;
}

.skip-section-link {
    display: block;
    padding: 0;
    margin: 0 0 16px auto;
    color: var(--color-brand);
    font-family: inherit;
    font-size: 0.95rem;
    text-decoration: underline;
    cursor: pointer;
    background: none;
    border: 0;
    border-radius: 0;
}

.skip-section-link:hover {
    color: var(--color-brand-dark);
}

.resume-overlay {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(0, 36, 78, 0.72);
}

.resume-dialog {
    width: min(100%, 440px);
    padding: 32px;
    text-align: center;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.28);
}

.resume-dialog h3 {
    margin: 0 0 10px;
    color: var(--color-brand);
}

.resume-dialog p {
    margin: 0 0 20px;
    color: var(--color-muted);
}

.resume-dialog .button-group {
    justify-content: center;
    padding-top: 0;
    margin-top: 0;
    border-top: 0;
}

.helper-text {
    margin-top: 5px;
    color: var(--color-muted);
    font-size: 0.9rem;
}

.skip-link {
    position: absolute;
    top: -48px;
    left: 16px;
    z-index: 100;
    padding: 10px 16px;
    color: #ffffff;
    text-decoration: none;
    background: var(--color-brand);
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.skip-link:focus {
    top: 0;
}

.optional-tag {
    color: var(--color-muted);
    font-weight: 400;
}

.stacked-inputs {
    display: grid;
    gap: 10px;
}

.conditional-field {
    margin-top: 10px;
}

.is-hidden,
[hidden] {
    display: none !important;
}

.is-invalid {
    border-color: var(--color-danger) !important;
    border-width: 3px !important;
}

fieldset[aria-invalid="true"] {
    padding: 12px;
    border: 3px solid var(--color-danger);
    border-radius: var(--radius-md);
}

fieldset[aria-invalid="true"] > legend {
    color: var(--color-danger);
}

.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

@media (max-width: 768px) {
    body {
        padding: 14px;
    }

    main,
    .header {
        padding: 28px 20px;
    }

    .container {
        border-radius: 14px;
    }

    .rating-table thead {
        display: none;
    }

    .rating-table,
    .rating-table tbody,
    .rating-table tr,
    .rating-table td,
    .rating-table th[scope="row"] {
        display: block;
        width: 100%;
    }

    .rating-table {
        border: 0;
    }

    .rating-table tr {
        padding: 0;
        margin-bottom: 16px;
        overflow: hidden;
        background: var(--color-surface) !important;
        border: 2px solid var(--color-border);
        border-radius: var(--radius-md);
    }

    .rating-table th[scope="row"],
    .rating-table td:first-child {
        padding: 12px 14px;
        margin-bottom: 0;
        color: var(--rating-mobile-heading-text);
        font-size: 1rem;
        font-weight: 700;
        text-align: left;
        background: var(--rating-mobile-heading-bg);
        border: 0;
    }

    .rating-table td:not(:first-child) {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        gap: 12px;
        align-items: center;
        min-height: 52px;
        padding: 11px 14px;
        background: var(--color-surface);
        border: 0;
        border-top: 1px solid var(--color-border);
    }

    .rating-table td:not(:first-child):focus-within,
    .rating-table td:not(:first-child):has(input:checked) {
        background: var(--rating-option-selected-bg);
    }

    .rating-table td:not(:first-child):has(input:checked) {
        padding-left: 10px;
        border-left: 4px solid var(--color-accent);
    }

    .rating-table td:not(:first-child)::before {
        font-size: 1rem;
        font-weight: 400;
        content: attr(data-label);
    }

    .rating-table td:not(:first-child) input {
        justify-self: end;
    }

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

    .review-list {
        grid-template-columns: 1fr;
        gap: 4px;
    }

    .review-list dd {
        margin-bottom: 12px;
    }

    button {
        width: 100%;
    }

    .two-column {
        grid-template-columns: 1fr;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-ink: var(--csuf-dark-text);
        --color-muted: var(--csuf-dark-sky-blue);
        --color-page: var(--csuf-dark-bg);
        --color-surface: var(--csuf-dark-gray);
        --color-surface-alt: var(--csuf-dark-beige);
        --color-brand: var(--csuf-dark-sky-blue);
        --color-brand-dark: var(--csuf-dark-text);
        --color-brand-light: var(--csuf-dark-sky-blue);
        --color-border: #64727f;
        --color-border-strong: var(--csuf-dark-sky-blue);
        --color-danger: #ffb4ab;
        --color-danger-bg: #4f1a16;
        --color-success: #9bd9a7;
        --color-success-dark: #78c487;
        --shadow-card: 0 24px 70px rgba(0, 0, 0, 0.42);
        --focus-ring: 0 0 0 4px rgba(153, 179, 185, 0.36);
        --rating-mobile-heading-bg: var(--csuf-dark-titan-blue);
        --rating-mobile-heading-text: var(--csuf-dark-text);
        --rating-option-selected-bg: var(--csuf-dark-beige);
    }

    body {
        background:
            radial-gradient(circle at top left, rgba(255, 121, 0, 0.16), transparent 30rem),
            linear-gradient(135deg, var(--csuf-dark-bg) 0%, var(--csuf-dark-titan-blue) 54%, var(--csuf-dark-gray) 100%);
    }

    body::before {
        background-image:
            linear-gradient(rgba(153, 179, 185, 0.08) 1px, transparent 1px),
            linear-gradient(90deg, rgba(153, 179, 185, 0.08) 1px, transparent 1px);
    }

    .container {
        border-color: rgba(153, 179, 185, 0.28);
    }

    .header {
        background:
            linear-gradient(135deg, rgba(26, 47, 72, 0.98), rgba(0, 36, 78, 0.94)),
            radial-gradient(circle at 18% 15%, rgba(255, 121, 0, 0.34), transparent 18rem);
    }

    .intro-text,
    .callout,
    .privacy-notice,
    .rating-table th {
        background: var(--csuf-dark-titan-blue);
        border-color: var(--color-border);
    }

    .progress-container,
    .btn-secondary:hover {
        background: var(--csuf-dark-beige);
    }

    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="number"],
    select,
    textarea,
    .btn-secondary {
        color: var(--color-ink);
        background: var(--csuf-dark-gray);
    }

    .radio-option:hover,
    .checkbox-option:hover,
    .radio-option:focus-within,
    .checkbox-option:focus-within,
    .rating-table tbody tr:nth-child(odd),
    .review-section {
        background: var(--csuf-dark-titan-blue);
    }

    .btn-primary {
        color: var(--csuf-dark-bg);
        background: var(--csuf-dark-sky-blue);
    }

    .btn-primary:hover {
        color: var(--csuf-dark-bg);
        background: var(--csuf-dark-text);
    }

    .btn-success {
        color: var(--csuf-dark-bg);
    }

    .skip-link {
        color: var(--csuf-dark-bg);
        background: var(--csuf-dark-sky-blue);
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .section.active {
        animation: none;
    }

    .btn-primary:hover {
        transform: none;
    }
}

@media print {
    body {
        padding: 0;
        color: #000000;
        background: #ffffff;
    }

    body::before,
    .skip-link,
    .progress-container,
    .button-group,
    .skip-section-link {
        display: none !important;
    }

    .container {
        max-width: none;
        border: 0;
        border-radius: 0;
        box-shadow: none;
    }

    .header {
        color: #000000;
        background: #ffffff;
        border-bottom: 3px solid #000000;
    }

    main,
    .header {
        padding: 20px 0;
    }

    .section {
        display: block !important;
        break-inside: avoid;
    }

    .section:not(.active) {
        display: none !important;
    }
}

@media (forced-colors: active) {
    .progress-bar,
    .header::after {
        background: Highlight;
    }

    .radio-option,
    .checkbox-option,
    input,
    select,
    textarea,
    button {
        border: 2px solid CanvasText;
    }
}