* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
    background: var(--level-ivory);
}

body {
    min-height: 100%;
    margin: 0;
    overflow-x: hidden;
    color: var(--level-ink);
    background: var(--level-ivory);
    font-family: var(--level-font-sans);
    text-rendering: optimizeLegibility;
}

button,
input,
select,
textarea {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

a {
    color: inherit;
}

img,
video,
canvas {
    max-width: 100%;
}

.mud-input-control,
.mud-typography,
.mud-button-root,
.mud-checkbox {
    font-family: var(--level-font-sans) !important;
}

.app-shell {
    min-height: 100vh;
}

.app-nav {
    position: relative;
    z-index: 20;
    min-height: 48px;
    padding: 0 clamp(22px, 4vw, 58px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    border-bottom: 1px solid var(--level-line);
    background: rgba(251, 251, 247, 0.96);
    backdrop-filter: blur(16px);
}

.app-brand {
    flex: 0 0 auto;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    color: var(--level-ink);
    font-family: var(--level-font-display);
    font-size: 1.2rem;
    font-weight: 500;
    line-height: 1;
    text-decoration: none;
}

.app-nav nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: clamp(18px, 2.4vw, 34px);
}

.app-nav nav a,
.app-nav nav button {
    position: relative;
    min-height: 44px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    border: 0;
    color: var(--level-ink);
    background: transparent;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-transform: uppercase;
    cursor: pointer;
}

.app-nav nav a::after,
.app-nav nav button::after {
    position: absolute;
    right: 0;
    bottom: 5px;
    left: 0;
    height: 1px;
    content: "";
    background: var(--level-aqua-deep);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 180ms ease;
}

.app-nav nav a:hover::after,
.app-nav nav button:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.app-nav a:focus-visible,
.app-nav button:focus-visible,
.app-primary-action:focus-visible,
button:focus-visible {
    outline: 2px solid var(--level-aqua-deep);
    outline-offset: 4px;
}

.spa-page,
.scan-results-page,
.protocol-page,
.legal-document-page,
.error-page {
    min-height: 100vh;
    color: var(--level-ink);
    background:
        radial-gradient(circle at 86% 12%, rgba(157, 222, 219, 0.24), transparent 26rem),
        linear-gradient(180deg, var(--level-white), var(--level-ivory) 38%, var(--level-aqua-wash));
}

.spa-shell {
    width: 100%;
    min-height: 100vh;
}

.spa-panel {
    width: min(calc(100% - 40px), var(--level-content));
    margin: 0 auto;
}

.section-kicker,
.results-kicker {
    margin: 0;
    color: var(--level-aqua-deep);
    font-size: 0.69rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.intro-copy {
    color: var(--level-ink-soft);
    font-size: 0.96rem;
    line-height: 1.65;
}

.app-primary-action,
.cover-cta.mud-button-root {
    min-height: 50px;
    padding: 0 28px;
    border: 1px solid var(--level-ink);
    border-radius: 0;
    color: var(--level-white);
    background: var(--level-ink);
    box-shadow: none;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-transform: uppercase;
    transition: color 180ms ease, background 180ms ease;
}

.app-primary-action:hover,
.cover-cta.mud-button-root:hover {
    color: var(--level-ink);
    background: var(--level-aqua);
}

.photo-drop,
.photo-preview,
.notice-box,
.scan-error {
    border: 1px solid var(--level-line);
    border-radius: var(--level-radius);
    background: rgba(255, 255, 255, 0.84);
    box-shadow: var(--level-shadow-card);
}

.photo-drop {
    min-height: 112px;
    padding: 24px;
    display: grid;
    place-items: center;
    gap: 4px;
    text-align: center;
    cursor: pointer;
}

.photo-drop span {
    font-family: var(--level-font-display);
    font-size: 1.45rem;
}

.photo-drop small,
.photo-preview span,
.notice-box,
.scan-error {
    color: var(--level-ink-soft);
    font-size: 0.82rem;
    line-height: 1.55;
}

.photo-drop input {
    max-width: 100%;
    margin-top: 10px;
}

.photo-drop input::file-selector-button {
    margin-right: 12px;
    padding: 9px 14px;
    border: 1px solid var(--level-line-strong);
    border-radius: 0;
    color: var(--level-ink);
    background: var(--level-white);
    cursor: pointer;
}

.photo-preview {
    padding: 12px;
    display: grid;
    grid-template-columns: 72px 1fr;
    align-items: center;
    gap: 16px;
}

.photo-preview img {
    width: 72px;
    height: 72px;
    object-fit: cover;
}

.photo-preview div {
    display: grid;
    gap: 4px;
}

.notice-box,
.scan-error {
    padding: 14px 16px;
}

.notice-box strong,
.scan-error strong {
    display: block;
    margin-bottom: 3px;
    color: var(--level-ink);
}

.notice-box ul {
    margin: 8px 0 0;
    padding-left: 20px;
}

.finding-section {
    width: min(calc(100% - 40px), var(--level-content));
    margin: clamp(58px, 8vw, 104px) auto 0;
}

.finding-section h2 {
    margin: 8px 0 26px;
    font-family: var(--level-font-display);
    font-size: clamp(2.1rem, 4vw, 3.6rem);
    font-weight: 400;
    line-height: 1;
}

.finding-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    border: 1px solid var(--level-line);
    background: var(--level-line);
}

.finding-card {
    min-width: 0;
    padding: 24px;
    background: var(--level-white);
}

.finding-card header {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    color: var(--level-ink);
}

.finding-card header span,
.finding-card small {
    color: var(--level-aqua-deep);
    font-size: 0.69rem;
    font-weight: 700;
    text-transform: uppercase;
}

.finding-card p {
    color: var(--level-ink-soft);
    line-height: 1.6;
}

.legal-document-page article,
.error-page > section {
    width: min(calc(100% - 40px), 760px);
    margin: 0 auto;
    padding: clamp(70px, 10vw, 132px) 0;
}

.legal-document-page h1,
.error-page h1 {
    margin: 12px 0 26px;
    font-family: var(--level-font-display);
    font-size: clamp(3.2rem, 8vw, 6.5rem);
    font-weight: 400;
    line-height: 0.92;
}

.legal-document-page article > p:not(.section-kicker),
.error-page section > p:not(.section-kicker) {
    margin: 0;
    padding: 18px 0;
    border-top: 1px solid var(--level-line);
    color: var(--level-ink-soft);
    font-size: 1rem;
    line-height: 1.75;
}

.error-page .app-primary-action {
    margin-top: 22px;
    display: inline-flex;
    align-items: center;
}

.error-page small {
    margin-top: 28px;
    display: block;
    color: var(--level-ink-soft);
}

#blazor-error-ui {
    color-scheme: light only;
    border-top: 1px solid var(--level-line-strong);
    background: var(--level-aqua-pale);
    color: var(--level-ink);
}

@media (max-width: 760px) {
    .app-nav {
        min-height: 48px;
        padding: 0 18px;
    }

    .app-nav nav {
        gap: 16px;
    }

    .app-nav nav a:nth-child(2) {
        display: none;
    }

    .finding-list {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
}