/* Self-hosted fonts */
@font-face {
    font-family: 'DM Serif Display';
    src: url('/static/fonts/dm-serif-display-400-normal.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'DM Serif Display';
    src: url('/static/fonts/dm-serif-display-400-italic.woff2') format('woff2');
    font-weight: 400;
    font-style: italic;
    font-display: swap;
}

@font-face {
    font-family: 'IBM Plex Mono';
    src: url('/static/fonts/ibm-plex-mono-400-normal.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBM Plex Mono';
    src: url('/static/fonts/ibm-plex-mono-600-normal.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'DM Sans';
    src: url('/static/fonts/dm-sans-400-normal.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'DM Sans';
    src: url('/static/fonts/dm-sans-500-normal.woff2') format('woff2');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'DM Sans';
    src: url('/static/fonts/dm-sans-600-normal.woff2') format('woff2');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

html { scroll-behavior: smooth; }

:root {
    --bg:           #f5f0e8;
    --fg:           #1a1208;
    --accent:       #c41e1e;
    --accent-hover: #a01818;
    --muted:        #7a6f5e;
    --border:       #d9d0bf;
    --surface:      #faf6ef;
    --radius:       3px;
    --font-display: 'DM Serif Display', Georgia, serif;
    --font-mono:    'IBM Plex Mono', 'Courier New', monospace;
    --font-body:    'DM Sans', system-ui, sans-serif;
    /* Semantic colour tokens */
    --color-warning:      #b45309;
    --color-warning-bg:   #fdf6ed;
    --color-generated:    #2a6db5;
    --color-generated-bg: #f0f4fa;
    --color-diff:         #8a6500;
    --color-diff-bg:      #faf5e4;
    --color-favorable:    #1e7a34;
    --color-favorable-bg: #edf7ee;
    --color-unfav:        #c41e1e;
    --color-unfav-bg:     #fbeeee;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4'%3E%3Crect width='4' height='4' fill='%23f5f0e8'/%3E%3Crect width='1' height='1' fill='%23c8bda8' opacity='0.25'/%3E%3C/svg%3E");
    color: var(--fg);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1, h2 {
    font-family: var(--font-display);
    font-weight: 400;
}

header {
    border-bottom: 2px solid var(--fg);
    padding: 1rem 2rem;
}

header nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    min-width: 0;
}

.logo {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--fg);
    text-decoration: none;
}

.site-tagline {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    white-space: nowrap;
}

.nav-cta {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    color: var(--accent);
    border: 1.5px solid var(--accent);
    border-radius: 2px;
    padding: 0.4em 0.9em;
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.15s, color 0.15s;
}

.nav-cta:hover {
    background: var(--accent);
    color: var(--bg);
}

main {
    flex: 1;
    max-width: 48rem;
    margin: 0 auto;
    padding: 2rem 1rem;
    width: 100%;
}

footer {
    border-top: 1px solid var(--border);
    padding: 1.25rem 2rem;
    text-align: center;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.02em;
}

.copyright {
    font-size: 0.72rem;
    margin-top: 0.5rem;
    opacity: 0.85;
}

.disclaimer {
    font-size: 0.7rem;
    margin-top: 0.5rem;
    opacity: 0.7;
}

/* Animations */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Home page */
.hero {
    padding: 3.5rem 0 2.5rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2.5rem;
    animation: fadeUp 0.5s ease both;
}

.hero h1 {
    font-size: 2.75rem;
    line-height: 1.1;
    font-style: italic;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.hero p {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: var(--fg);
    margin-bottom: 1.25rem;
}

.submit-url-form {
    max-width: 40rem;
    margin: 0 auto;
}

.hero .submit-url-form {
    margin: 1.5rem 0 0;
    max-width: none;
}

/* URL input + inline Analyze button share one row */
.url-input-row {
    display: flex;
    gap: 0.5rem;
    align-items: stretch;
}

.url-input-row input[type="url"] {
    flex: 1;
    min-width: 0;
    margin-bottom: 0;
    height: 2.75rem;
}

.url-input-row .submit-btn {
    width: auto;
    flex-shrink: 0;
    margin-top: 0;
    height: 2.75rem;
    padding: 0 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    line-height: 1;
}

.submit-url-form label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.submit-url-form input[type="url"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-family: var(--font-mono);
    background: var(--surface);
    color: var(--fg);
    margin-bottom: 0.75rem;
}

.submit-url-form input[type="url"]::placeholder {
    color: var(--muted);
    opacity: 1;
}

.submit-url-form input[type="url"]:focus {
    outline: 2px solid var(--accent);
    outline-offset: -1px;
}

button {
    padding: 0.75rem 1.5rem;
    background: var(--fg);
    color: var(--bg);
    border: none;
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: background 0.15s;
}

button:hover {
    background: var(--accent);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Red flag cloud */
.red-flag-cloud {
    padding: 0.5rem 0 2rem;
    animation: fadeUp 0.5s ease 0.05s both;
    /* fadeUp's fill-mode leaves a transform on this section and .popular,
       making each a stacking context; lift this one so the popover paints
       above the later .popular section. */
    position: relative;
    z-index: 1;
}

.red-flag-cloud h2 {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.25rem;
}

.bubble-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    align-items: center;
    position: relative;
}

.flag-bubble {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--surface);
    color: var(--fg);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.5rem 1.1rem;
    font-family: var(--font-body);
    cursor: pointer;
    transition: border-color 0.15s, box-shadow 0.15s, transform 0.12s;
    animation: fadeUp 0.4s ease both;
}

.flag-bubble:hover,
.flag-bubble:focus-visible {
    /* re-assert surface bg: the generic button:hover accent fill otherwise
       wins on specificity and turns the pill solid red */
    background: var(--surface);
    border-color: var(--accent);
    box-shadow: 3px 3px 0 var(--border);
    transform: translateY(-2px);
}

.flag-bubble[data-tier="1"] { font-size: 0.78rem; padding: 0.45rem 0.95rem; color: var(--muted); }
.flag-bubble[data-tier="2"] { font-size: 0.95rem; padding: 0.65rem 1.3rem; }
.flag-bubble[data-tier="3"] { font-size: 1.2rem; padding: 0.85rem 1.6rem; font-weight: 600; }

.flag-bubble-count {
    font-size: 0.68rem;
    font-weight: 600;
    color: white;
    background: var(--accent);
    border-radius: 999px;
    padding: 0.05rem 0.45rem;
}

.flag-popover {
    position: absolute;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 3px 3px 0 var(--border);
    padding: 0.4rem;
    z-index: 10;
    min-width: 12rem;
    max-width: min(20rem, 100%);
    max-height: 16rem;
    overflow-y: auto;
}

.flag-popover a {
    display: block;
    padding: 0.45rem 0.6rem;
    color: var(--fg);
    text-decoration: none;
    border-radius: var(--radius);
    font-size: 0.88rem;
    overflow-wrap: break-word;
}

.flag-popover a:hover {
    background: var(--bg);
    color: var(--accent);
}

/* Popular services */
.popular {
    padding: 0.5rem 0 2rem;
    animation: fadeUp 0.5s ease 0.1s both;
}

.popular h2 {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1.25rem;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
    gap: 0.5rem;
}

.empty-state {
    color: var(--muted);
    font-size: 0.9rem;
}

.empty-state a {
    color: var(--accent);
}

.service-card {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    background: var(--surface);
    color: var(--fg);
    border: 1px solid var(--border);
    border-left: 3px solid var(--fg);
    border-radius: var(--radius);
    padding: 0.875rem 1.25rem;
    text-decoration: none;
    cursor: pointer;
    transition: border-left-color 0.15s, box-shadow 0.15s;
    animation: fadeUp 0.4s ease both;
}

.service-card:nth-child(1) { animation-delay: 0.15s; }
.service-card:nth-child(2) { animation-delay: 0.20s; }
.service-card:nth-child(3) { animation-delay: 0.25s; }
.service-card:nth-child(4) { animation-delay: 0.30s; }
.service-card:nth-child(5) { animation-delay: 0.35s; }
.service-card:nth-child(6) { animation-delay: 0.40s; }
.service-card:nth-child(7) { animation-delay: 0.45s; }
.service-card:nth-child(8) { animation-delay: 0.50s; }
.service-card:nth-child(n+9) { animation-delay: 0.55s; }

.service-card:hover {
    border-left-color: var(--accent);
    box-shadow: 3px 3px 0 var(--border);
}

.service-title {
    font-weight: 600;
    font-size: 0.95rem;
}

.service-domain {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--muted);
    letter-spacing: 0.02em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.service-indexed {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--muted);
    letter-spacing: 0.02em;
    opacity: 0.75;
}

.service-updated {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.04em;
}

/* Policy page: "this changed, there's a diff" line above the tabs */
.policy-updated {
    margin: 0 0 1rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.03em;
}

.policy-updated a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
}

.policy-updated a:hover {
    border-bottom-color: var(--accent);
}


/* Policy tabs */
.tab-radio { display: none; }

.tab-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
    border-bottom: 2px solid var(--border);
    margin-bottom: 1.25rem;
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--bg);
}

.tab-label {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.625rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 0.15s;
    user-select: none;
}

.tab-label:hover { color: var(--fg); }

#tab-concerns:checked ~ .tab-bar label[for="tab-concerns"],
#tab-explore:checked ~ .tab-bar label[for="tab-explore"],
#tab-history:checked ~ .tab-bar label[for="tab-history"] {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.policy-tabs .tab-panel { display: none; }

#tab-concerns:checked ~ #panel-concerns,
#tab-explore:checked ~ #panel-explore,
#tab-history:checked ~ #panel-history { display: block; }

.tab-count {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--muted);
    margin-left: 0.3em;
    letter-spacing: 0;
}

/* Insight cards */

.insight-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--color-warning);
    border-radius: var(--radius);
    padding: 0.85rem 1rem;
    margin-bottom: 0.5rem;
    animation: fadeUp 0.35s ease both;
}

.insight-card--red-flag {
    border-left-color: var(--accent);
}

.insight-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: white;
    background: var(--accent);
    border-radius: var(--radius);
    padding: 0.1rem 0.4rem;
    margin-bottom: 0.4rem;
}

.insight-concern {
    font-weight: 500;
    font-size: 0.95rem;
    margin: 0 0 0.6rem 0;
    line-height: 1.45;
}

.insight-concern::before {
    content: "⚠\00a0";
    color: var(--color-warning);
}

.insight-card--red-flag .insight-concern::before {
    color: var(--accent);
}

.insight-why {
    font-size: 0.85rem;
    color: var(--muted);
    margin: 0 0 0.75rem 0;
    line-height: 1.5;
}

.insight-tell-more {
    font-size: 0.8rem;
    padding: 0.35rem 0.75rem;
    border-left-color: var(--color-warning);
}

.insight-tell-more:hover { background: var(--color-warning-bg); }
.insight-tell-more.active { background: var(--color-warning); border-color: var(--color-warning); }

.insights-loading {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--muted);
    letter-spacing: 0.04em;
    margin-bottom: 1.5rem;
}

/* Policy page */
.policy h1 {
    font-size: 2rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.questions-header {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.questions h2 {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0;
}

.questions-header a {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    text-decoration: none;
}

.questions-header a:hover { text-decoration: underline; }


/* Inline card answer accordion */
.question-item {
    display: flex;
    flex-direction: column;
}

.card-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.22s ease;
    background: white;
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius) var(--radius);
    overflow: hidden;
}

.card-answer > .card-answer-body {
    min-height: 0;
    padding: 0 1rem;
    transition: padding 0.22s ease;
}

.card-answer.expanded {
    grid-template-rows: 1fr;
}

.card-answer.expanded > .card-answer-body {
    padding: 0.875rem 1rem;
}

.card-answer-body {
    line-height: 1.7;
    color: var(--fg);
    font-size: 0.9rem;
}

.card-answer-body p { margin: 0.4rem 0; }
.card-answer-body p:first-child { margin-top: 0; }

.card-answer-body ul {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
    list-style: none;
}

.card-answer-body li {
    margin-bottom: 0.35rem;
    position: relative;
    padding-left: 0.25rem;
}

.card-answer-body li::before {
    content: "—";
    color: var(--accent);
    font-weight: 700;
    position: absolute;
    left: -1.25rem;
}

.question-cards {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 1.5rem;
}

.rate-limit-note {
    margin: 0 0 0.6rem;
    font-size: 0.8rem;
    color: var(--muted);
}

.rate-limit-note--exhausted {
    color: #b3261e;
}

/* Unified question card — differentiated by border-left color only */
.question-card {
    text-align: left;
    padding: 0.7rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    color: var(--fg);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: box-shadow 0.15s, background 0.15s;
}

.question-card:hover {
    background: white;
    box-shadow: 2px 2px 0 var(--border);
}

.question-card.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.question-card.loading {
    opacity: 0.6;
    cursor: wait;
}


/* Diff questions — amber left border */
.question-card--diff {
    border-left-color: var(--color-diff);
}

.question-card--diff:hover {
    background: var(--color-diff-bg);
    box-shadow: 2px 2px 0 var(--border);
}

.question-card--diff.active {
    background: var(--color-diff);
    border-color: var(--color-diff);
    color: white;
}

.spinner {
    display: inline-block;
    width: 0.7em;
    height: 0.7em;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    vertical-align: middle;
}

@media (max-width: 640px) {
    header { padding: 0.875rem 1rem; }
    .site-tagline { display: none; }
    .nav-cta { font-size: 0.7rem; padding: 0.35em 0.7em; }
    .hero { padding: 2.5rem 0 2rem; }
    .hero h1 { font-size: 1.9rem; }
}

@media (max-width: 400px) {
    .logo { font-size: 0.75rem; }
    .nav-cta { font-size: 0.65rem; padding: 0.3em 0.55em; }
    .hero h1 { font-size: 1.6rem; }
    .service-grid { gap: 0.4rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.policy .ai-disclaimer {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: 1rem;
    margin-bottom: 0.75rem;
}

.policy .ai-disclaimer a {
    color: var(--muted);
    text-decoration: underline;
}

.policy .ai-disclaimer a:hover {
    color: var(--fg);
}

.raw-text {
    margin-top: 1rem;
}

.raw-text summary {
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    color: var(--muted);
    text-transform: uppercase;
}

.raw-text summary:hover {
    color: var(--fg);
}

.raw-text pre {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--fg);
    color: #d4c8b0;
    border-radius: var(--radius);
    overflow-x: auto;
    white-space: pre-wrap;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    max-height: 24rem;
    overflow-y: auto;
    line-height: 1.6;
}

.versions-link {
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

/* Versions section */
.versions {
    margin-top: 1.5rem;
}

.versions h2 {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0.75rem;
}

.versions-count {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--muted);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 2px;
    padding: 0.1em 0.45em;
    vertical-align: middle;
    letter-spacing: 0;
}

.versions-list {
    position: relative;
    padding-left: 1.5rem;
}

.versions-list::before {
    content: '';
    position: absolute;
    left: calc(1.5rem - 1.15rem + 3.5px);
    top: 0.6rem;
    bottom: 0.6rem;
    width: 1px;
    background: var(--border);
}

.version-item {
    position: relative;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
    background: var(--surface);
}

.version-item::before {
    content: '';
    position: absolute;
    left: -1.15rem;
    top: 1.1rem;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--border);
    border: 1px solid var(--muted);
}

.version-item:first-child::before {
    background: var(--accent);
    border-color: var(--accent);
}

.version-summary {
    cursor: pointer;
    padding: 0.75rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.version-label {
    color: var(--muted);
}

.version-date {
    color: var(--fg);
    font-weight: 600;
}

.version-summary:hover .version-label,
.version-summary:hover .version-date {
    color: var(--fg);
}

.version-body {
    padding: 0 1rem 1rem;
}

.version-raw {
    margin-top: 0.75rem;
    padding: 1rem;
    background: var(--fg);
    color: #d4c8b0;
    border-radius: var(--radius);
    overflow-x: auto;
    white-space: pre-wrap;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    max-height: 16rem;
    overflow-y: auto;
    line-height: 1.6;
}

.version-diff-result {
    margin-top: 0.75rem;
    font-size: 0.9rem;
    line-height: 1.7;
}

/* Classified diff change cards */

.change-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-left: 3px solid var(--muted);
    border-radius: var(--radius);
    padding: 0.85rem 1rem;
    margin-bottom: 0.5rem;
}

.change-card--favorable { border-left-color: var(--color-favorable); }
.change-card--unfavorable { border-left-color: var(--color-unfav); }

.change-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: white;
    background: var(--muted);
    border-radius: var(--radius);
    padding: 0.1rem 0.4rem;
    margin-bottom: 0.4rem;
}

.change-badge--favorable { background: var(--color-favorable); }
.change-badge--unfavorable { background: var(--color-unfav); }

.change-text {
    font-weight: 500;
    font-size: 0.95rem;
    margin: 0 0 0.4rem 0;
    line-height: 1.45;
}

.change-why {
    font-size: 0.85rem;
    color: var(--muted);
    margin: 0;
    line-height: 1.5;
}

/* Mechanical text diff viewer */

.diff-viewer {
    margin-top: 0.75rem;
}

.diff-viewer > summary {
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--muted);
}

.diff-view {
    margin-top: 0.5rem;
    padding: 0.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    line-height: 1.6;
    max-height: 24rem;
    overflow-y: auto;
}

.diff-view ins {
    text-decoration: none;
    background: var(--color-favorable-bg);
    color: var(--color-favorable);
}

.diff-view del {
    text-decoration: line-through;
    background: var(--color-unfav-bg);
    color: var(--color-unfav);
}

.diff-skip {
    text-align: center;
    color: var(--muted);
    background: var(--bg);
    border-top: 1px dashed var(--border);
    border-bottom: 1px dashed var(--border);
    margin: 0.25rem 0;
    padding: 0.15rem 0;
    font-size: 0.7rem;
}

/* Wayback Machine banner */
.wayback-banner {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: var(--color-warning-bg);
    border: 2px solid var(--color-warning);
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
    font-family: var(--font-mono);
    font-size: 0.825rem;
}

.wayback-banner-label {
    font-weight: 600;
    color: var(--color-warning);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    white-space: nowrap;
}

.wayback-banner-text {
    color: var(--fg);
    letter-spacing: 0.02em;
}

.version-added {
    color: var(--muted);
    font-size: 0.72rem;
    letter-spacing: 0.02em;
}

/* Privacy page */
.privacy-list {
    list-style: none;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
}

.privacy-list li {
    position: relative;
    padding-left: 0.25rem;
    margin-bottom: 0.6rem;
    font-size: 0.9rem;
    line-height: 1.65;
}

.privacy-list li::before {
    content: "—";
    color: var(--accent);
    font-weight: 700;
    position: absolute;
    left: -1.25rem;
}

.privacy-prose {
    font-size: 0.9rem;
    line-height: 1.65;
    margin-bottom: 0.75rem;
}

.privacy-prose a {
    color: var(--accent);
    text-decoration: none;
}

.privacy-prose a:hover {
    text-decoration: underline;
}

/* Error page */
.error-page {
    text-align: center;
    padding: 5rem 0;
}

.error-page h1 {
    font-family: var(--font-display);
    font-style: italic;
    font-size: 5rem;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 1rem;
}

.error-page p {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    margin: 0.75rem 0;
    color: var(--muted);
}

.error-page a {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 0.04em;
}

.error-page a:hover {
    text-decoration: underline;
}

/* Submit page */
.submit-tabs {
    display: flex;
    border-bottom: 2px solid var(--border);
    margin-bottom: 1.5rem;
}

.tab-btn {
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    padding: 0.625rem 1.25rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.04em;
    font-weight: 600;
    color: var(--muted);
    cursor: pointer;
    border-radius: 0;
    transition: color 0.15s;
}

.tab-btn:hover {
    color: var(--fg);
    background: none;
}

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: none;
}

.submit-url-form input[name="website"] { display: none !important; }

.submit-url-form input[type="text"]:not([name="website"]),
.submit-url-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: var(--font-body);
    background: var(--surface);
    color: var(--fg);
    display: block;
    margin-bottom: 0.75rem;
}

.submit-url-form textarea {
    min-height: 14rem;
    line-height: 1.6;
    resize: none;
    overflow: hidden;
}

.submit-url-form input[type="text"]:not([name="website"]):focus,
.submit-url-form textarea:focus,
.submit-url-form input[type="url"]:focus {
    outline: 2px solid var(--accent);
    outline-offset: -1px;
}

.submit-btn {
    width: 100%;
    margin-top: 0.25rem;
    background: var(--surface);
    color: var(--fg);
    border: 1.5px solid var(--fg);
}

.submit-btn:hover {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
}

.form-hint {
    font-size: 0.85rem;
    color: var(--muted);
    margin: -0.25rem 0 1rem;
}

.form-hint code {
    font-family: var(--font-mono);
    font-size: 0.85em;
}

.form-error {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.02em;
    color: var(--accent);
    background: #fdf0f0;
    border: 1px solid #f0c0c0;
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
}

/* Accessibility Focus States */
.tab-label:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-delay: -1ms !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        background-attachment: initial !important;
        scroll-behavior: auto !important;
        transition-duration: 0s !important;
        transition-delay: 0s !important;
    }
}