/* Brand tokens - see docs/brand/design-tokens.md (Card #263, single source of
   truth). Cream/ink/burnt-orange system approved via docs/brand/handoff/hero-4a.png
   + mixer4ai-tokens.json. Token names below are copied verbatim from that doc so
   CSS and docs cannot drift; [D] markers mean "derived, not ground truth" there. */

@font-face {
    font-family: "Young Serif";
    src: url("fonts/young-serif-latin-400.woff2") format("woff2");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    /* Single variable-font file covers 400/500/700 (Google Fonts serves Karla
       as one variable woff2 regardless of requested static weight). */
    font-family: "Karla";
    src: url("fonts/karla-latin-variable.woff2") format("woff2");
    font-weight: 400 700;
    font-style: normal;
    font-display: swap;
}

:root {
    /* 1. Core palette (light theme) */
    --color-background: #f6efe0;
    --color-background-alt-1: #f8f2e6;
    --color-background-alt-2: #f1e6cf;
    --color-background-alt-3: #e9dabc;

    --color-sunset-1: #e8d5a8;
    --color-sunset-2: #e3bc7f;
    --color-sunset-3: #d99a5b;
    --color-sunset-4: #c97a45;
    --color-sunset-band-opacity: 0.5;

    --color-ink: #33261a;
    --color-ink-secondary: #4d3c28;
    --color-accent: #a3542a;
    --color-silhouette: #5b4326;
    --color-silhouette-opacity: 0.14;

    --color-on-ink: #fdf8ee;
    --color-button-secondary-bg: rgba(255, 255, 255, 0.55);
    --color-button-secondary-border: var(--color-accent);

    /* Derived interactive states [D] */
    --color-accent-hover: #893d0e;
    --color-accent-pressed: #762b00;
    --color-focus-ring: #cf845f;
    --color-ink-disabled: #877f77;
    --color-button-secondary-bg-hover: rgba(255, 255, 255, 0.72);
    --color-button-secondary-bg-pressed: rgba(255, 255, 255, 0.85);

    /* 2. Semantic status colors [D] - warm-neutral, same L/C as --color-accent */
    --color-success-solid: #4d7c30;
    --color-success-text: #2e5b08;
    --color-success-tint: #e1ecdb;
    --color-warn-solid: #906300;
    --color-warn-text: #724700;
    --color-warn-tint: #f1e6d5;
    --color-error-solid: #a64e49;
    --color-error-text: #8a3432;
    --color-error-tint: #f9e2df;

    /* 3. Typography */
    --font-display: "Young Serif", serif;
    --font-body: "Karla", sans-serif;
    --text-h1: 400 4rem/1 var(--font-display);
    --text-tagline: 700 1.625rem/1.2 var(--font-body);
    --text-body-lg: 400 1.25rem/1.5 var(--font-body);
    --text-button: 700 1.125rem/1 var(--font-body);
    --text-h2: 700 2.5rem/1.1 var(--font-body);
    --text-h3: 700 1.75rem/1.2 var(--font-body);
    --text-h4: 700 1.375rem/1.3 var(--font-body);
    --text-body: 400 1.0625rem/1.6 var(--font-body);
    --text-body-sm: 400 0.9375rem/1.5 var(--font-body);
    --text-caption: 500 0.8125rem/1.4 var(--font-body);
    --text-label: 700 0.8125rem/1.2 var(--font-body);

    /* 4. Spacing (8px-based scale) */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;
    --space-7: 3rem;
    --space-8: 4rem;
    --space-9: 4.5rem;
    --space-10: 6rem;

    /* 5. Radii */
    --radius-xs: 0.375rem;
    --radius-sm: 0.625rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-full: 9999px;

    /* 6. Elevation - ink-tinted, never black/grey */
    --elevation-0: none;
    --elevation-1: 0 1px 2px rgba(51, 38, 26, 0.08), 0 1px 1px rgba(51, 38, 26, 0.06);
    --elevation-2: 0 4px 8px rgba(51, 38, 26, 0.10), 0 2px 4px rgba(51, 38, 26, 0.06);
    --elevation-3: 0 12px 24px rgba(51, 38, 26, 0.14), 0 4px 8px rgba(51, 38, 26, 0.08);
}

body {
    background: var(--color-background);
    color: var(--color-ink);
    font: var(--text-body);
    margin: 0;
}

/* Young Serif (--text-h1) is the wordmark typeface only (brand-guidelines.md
   "Wordmark & Logotype"; component-guidelines.md "not Young Serif; display
   type is H1/wordmark only"). Page titles use <h1> for document structure
   but are set in the same Karla scale as other UI headings - only the hero
   wordmark (.hero-copy h1, below) gets the display treatment. */
h1 {
    font: var(--text-h2);
    margin: 0 0 var(--space-4);
}

    h1:focus {
        outline: none;
    }

h2 {
    font: var(--text-h3);
    margin: 0 0 var(--space-2);
}

h3 {
    font: var(--text-h4);
    margin: 0 0 var(--space-2);
}

a {
    color: var(--color-accent);
}

    a:hover {
        color: var(--color-accent-hover);
    }

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

/* Hero - approved hero (hero-4a.png), rebuilt as inline SVG per the card #263
   illustration rules rather than shipped as a PNG. See PR description for the
   PNG-vs-SVG rationale. */
.hero {
    background: linear-gradient(135deg, var(--color-background-alt-1) 0%, var(--color-background) 45%, var(--color-background-alt-2) 100%);
    border-radius: var(--radius-md);
    isolation: isolate;
    overflow: hidden;
    position: relative;
}

.hero-art {
    height: 100%;
    inset: 0;
    pointer-events: none;
    position: absolute;
    width: 100%;
    z-index: 0;
}

.hero-fig {
    color: var(--color-silhouette);
    opacity: var(--color-silhouette-opacity);
}

.sunset-band {
    opacity: var(--color-sunset-band-opacity);
}

.sunset-band-1 {
    fill: var(--color-sunset-1);
}

.sunset-band-2 {
    fill: var(--color-sunset-2);
}

.sunset-band-3 {
    fill: var(--color-sunset-3);
}

.sunset-band-4 {
    fill: var(--color-sunset-4);
}

@media (max-width: 40rem) {
    .hero-fig-cluster--minor {
        display: none;
    }

    /* Card #280: preserveAspectRatio="xMidYMax slice" always centers the
       visible crop on viewBox x=720 (the midpoint of the 0-1440 hero
       canvas), no matter the container's aspect ratio. #264 anchored the
       primary (4-figure) cluster at x=1210 - right of center - which still
       falls inside the wider crop window on tablet/landscape but crops off
       entirely below this breakpoint (portrait), leaving the hero
       figure-empty. The CSS transform below overrides the SVG transform
       attribute (CSS wins over presentation attributes) to recenter that
       cluster on x=720 so it always lands inside the visible slice in
       portrait; the sunset bands and copy layout are untouched, so the
       documented text/illustration contrast in docs/brand/imagery-guidance.md
       is unaffected. */
    .hero-fig-cluster--primary {
        transform: translate(720px, 480px) scale(0.9);
    }
}

.hero-copy {
    max-width: 47.5rem;
    padding: var(--space-8) var(--space-6) var(--space-8) var(--space-8);
    position: relative;
    z-index: 1;
}

    .hero-copy h1 {
        color: var(--color-ink);
        font: var(--text-h1);
        margin: 0 0 var(--space-2);
    }

@media (max-width: 40rem) {
    .hero-copy {
        padding: var(--space-6) var(--space-5);
    }

        .hero-copy h1 {
            font-size: 2.5rem;
        }
}

.tagline {
    color: var(--color-accent);
    font: var(--text-tagline);
    margin: 0 0 var(--space-2);
}

.descriptor {
    color: var(--color-ink-secondary);
    font: var(--text-body-lg);
    margin: 0 0 var(--space-5);
}

.hero-lead {
    color: var(--color-ink-secondary);
    font: var(--text-body-lg);
    margin: 0;
    max-width: 42rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.btn {
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    display: inline-block;
    font: var(--text-button);
    padding: var(--space-3) var(--space-5);
    text-align: center;
    text-decoration: none;
    transition: background-color 120ms ease, border-color 120ms ease;
}

.btn-primary {
    background: var(--color-ink);
    color: var(--color-on-ink);
}

    .btn-primary:hover {
        background: #433529;
    }

    .btn-primary:active {
        background: #261a0e;
    }

.btn-secondary {
    background: var(--color-button-secondary-bg);
    border-color: var(--color-button-secondary-border);
    color: var(--color-ink);
}

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

    .btn-secondary:active {
        background: var(--color-button-secondary-bg-pressed);
    }

.steps {
    border-top: 1px solid var(--color-background-alt-3);
    margin-top: var(--space-6);
    padding-top: var(--space-6);
}

.steps-intro {
    color: var(--color-ink-secondary);
    font: var(--text-body-lg);
    margin: 0 0 var(--space-5);
    max-width: 42rem;
}

.steps-grid {
    display: grid;
    gap: var(--space-5);
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    list-style: none;
    margin: 0;
    padding: 0;
}

.step-card {
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--elevation-1);
    padding: var(--space-5);
}

    .step-card h3 {
        color: var(--color-ink);
        margin-top: 0;
    }

    .step-card p {
        color: var(--color-ink-secondary);
        margin-bottom: 0;
    }

.step-number {
    align-items: center;
    background: var(--color-accent);
    border-radius: var(--radius-full);
    color: var(--color-on-ink);
    display: flex;
    font: var(--text-label);
    height: 1.75rem;
    justify-content: center;
    margin-bottom: var(--space-3);
    width: 1.75rem;
}

.positioning {
    color: var(--color-ink-secondary);
    font-style: italic;
    margin-top: var(--space-6);
}

/* Card #348: homepage "see a match happen" worked example. */
.match-example {
    border-top: 1px solid var(--color-background-alt-3);
    margin-top: var(--space-6);
    padding-top: var(--space-6);
}

.match-example-intro {
    align-items: center;
    color: var(--color-ink-secondary);
    display: flex;
    flex-wrap: wrap;
    font: var(--text-body-lg);
    gap: var(--space-2);
    max-width: 42rem;
}

.match-example-pair {
    align-items: stretch;
    display: grid;
    gap: var(--space-4);
    grid-template-columns: 1fr auto 1fr;
    margin: var(--space-5) 0;
}

    @media (max-width: 40rem) {
        .match-example-pair {
            grid-template-columns: 1fr;
        }
    }

.match-example-card {
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--elevation-1);
    padding: var(--space-5);
}

    .match-example-card h3 {
        color: var(--color-ink);
        margin-top: var(--space-2);
    }

.match-example-title {
    font-weight: 700;
}

.match-example-arrow {
    align-items: center;
    color: var(--color-accent);
    display: flex;
    font-size: 1.75rem;
    justify-content: center;
}

    @media (max-width: 40rem) {
        .match-example-arrow {
            transform: rotate(90deg);
        }
    }

.match-example-reasons {
    background: var(--color-background-alt-1);
    border-radius: var(--radius-md);
    padding: var(--space-5);
}

    .match-example-reasons h3 {
        margin-top: 0;
    }

.search-filters {
    align-items: end;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-5);
    margin: var(--space-5) 0;
}

    .search-filters label {
        color: var(--color-ink-secondary);
        display: flex;
        flex-direction: column;
        font: var(--text-caption);
        gap: var(--space-1);
    }

    .search-filters input,
    .search-filters select {
        background: var(--color-background);
        border: 1px solid var(--color-background-alt-3);
        border-radius: var(--radius-sm);
        color: var(--color-ink);
        font: var(--text-body);
        padding: var(--space-2) var(--space-3);
    }

table {
    border-collapse: collapse;
    width: 100%;
}

th, td {
    border-bottom: 1px solid var(--color-background-alt-3);
    padding: var(--space-3) var(--space-4);
    text-align: left;
}

th {
    color: var(--color-ink-secondary);
    font: var(--text-label);
    text-transform: uppercase;
}

tbody tr:hover {
    background: var(--color-background-alt-1);
}

.badge {
    background: var(--color-accent);
    border-radius: var(--radius-xs);
    color: var(--color-on-ink);
    font: var(--text-caption);
    padding: 0.15rem 0.6rem;
}

/* Card #348: deliberately distinct from .badge's verification-tier accent color - the warn
   palette (already reserved for "pay attention" states, see .confirm) reads as unmissable
   wherever a listing/card/homepage section is demonstration data, not a real business. */
.badge-example {
    background: var(--color-warn-tint);
    border: 1px solid var(--color-warn-solid);
    border-radius: var(--radius-xs);
    color: var(--color-warn-text);
    font: var(--text-caption);
    font-weight: 700;
    margin-left: var(--space-2);
    padding: 0.15rem 0.6rem;
    text-transform: uppercase;
}

.error {
    color: var(--color-error-text);
}

.confirm {
    background: var(--color-warn-tint);
    border-radius: var(--radius-md);
    box-shadow: var(--elevation-1);
    margin: var(--space-4) 0;
    padding: var(--space-4) var(--space-5);
}

.muted {
    color: var(--color-ink-secondary);
}

/* Card #268 "my cards" management UI - functional forms with the #263 token system;
   not yet given the bespoke agent-card component treatment (fast-follow, see PR notes). */
.field {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    margin-bottom: var(--space-4);
    max-width: 32rem;
}

    .field label {
        color: var(--color-ink-secondary);
        font: var(--text-label);
    }

    .field input,
    .field textarea,
    .field select {
        background: var(--color-background);
        border: 1px solid var(--color-background-alt-3);
        border-radius: var(--radius-sm);
        color: var(--color-ink);
        font: var(--text-body);
        padding: var(--space-2) var(--space-3);
    }

fieldset {
    border: 1px solid var(--color-background-alt-3);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-5);
    padding: var(--space-4) var(--space-5);
}

legend {
    color: var(--color-ink-secondary);
    font: var(--text-label);
    padding: 0 var(--space-2);
    text-transform: uppercase;
}

.checkbox-label {
    align-items: center;
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.skill-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

    .skill-row input {
        background: var(--color-background);
        border: 1px solid var(--color-background-alt-3);
        border-radius: var(--radius-sm);
        color: var(--color-ink);
        font: var(--text-body);
        padding: var(--space-2) var(--space-3);
    }

.form-actions {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-5);
}

.row-actions {
    display: flex;
    gap: var(--space-3);
    white-space: nowrap;
}

.btn-link {
    background: none;
    border: none;
    color: var(--color-accent);
    cursor: pointer;
    font: var(--text-body);
    padding: 0;
    text-decoration: underline;
}

    .btn-link:hover {
        color: var(--color-accent-hover);
    }

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--color-success-solid);
}

.invalid {
    outline: 1px solid var(--color-error-solid);
}

.validation-message {
    color: var(--color-error-text);
    font: var(--text-caption);
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, var(--color-error-solid);
    padding: 1rem 1rem 1rem 3.7rem;
    color: var(--color-on-ink);
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* Card #294: agent-card create/edit wizard - functional styling on the #263 token system,
   same "not yet the bespoke component treatment" note as the #268 .field rules above. */
.wizard-steps {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    list-style: none;
    margin: 0 0 var(--space-6);
    padding: 0;
}

.wizard-step-button {
    align-items: center;
    background: var(--color-background-alt-1);
    border: 1px solid var(--color-background-alt-3);
    border-radius: var(--radius-full);
    color: var(--color-ink-secondary);
    cursor: pointer;
    display: flex;
    font: var(--text-caption);
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
}

    .wizard-step-button:disabled {
        cursor: not-allowed;
        opacity: 0.55;
    }

.wizard-step-number {
    align-items: center;
    background: var(--color-background-alt-3);
    border-radius: var(--radius-full);
    display: inline-flex;
    height: 1.5rem;
    justify-content: center;
    width: 1.5rem;
}

.wizard-step.active .wizard-step-button {
    background: var(--color-ink);
    border-color: var(--color-ink);
    color: var(--color-on-ink);
}

    .wizard-step.active .wizard-step-number {
        background: var(--color-accent);
        color: var(--color-on-ink);
    }

.wizard-step.complete .wizard-step-button {
    border-color: var(--color-accent);
    color: var(--color-ink);
}

.step-intro {
    color: var(--color-ink-secondary);
    font: var(--text-body-lg);
    margin: 0 0 var(--space-5);
}

.field-help {
    color: var(--color-ink-secondary);
    font: var(--text-body-sm);
    margin: var(--space-1) 0 0;
}

.skill-card {
    border: 1px solid var(--color-background-alt-3);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-4);
    padding: var(--space-4);
}

.code-snippet-block {
    margin: var(--space-4) 0;
}

.code-snippet {
    background: var(--color-ink);
    border-radius: var(--radius-sm);
    color: var(--color-on-ink);
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: 0.875rem;
    overflow-x: auto;
    padding: var(--space-4);
    white-space: pre;
}

.tier-ladder {
    margin: var(--space-4) 0 var(--space-5);
}

    .tier-ladder td {
        color: var(--color-ink-secondary);
        font: var(--text-body-sm);
    }

.review-section {
    border-top: 1px solid var(--color-background-alt-3);
    padding: var(--space-5) 0;
}

    .review-section:first-of-type {
        border-top: none;
        padding-top: 0;
    }

.review-heading {
    align-items: center;
    display: flex;
    justify-content: space-between;
}

    .review-heading h3 {
        margin: 0;
    }

.review-list {
    margin: var(--space-2) 0 0;
}

    dl.review-list {
        display: grid;
        grid-template-columns: 12rem 1fr;
        gap: var(--space-2) var(--space-4);
    }

    dl.review-list dt {
        color: var(--color-ink-secondary);
        font: var(--text-label);
    }

    dl.review-list dd {
        margin: 0;
        overflow-wrap: break-word;
    }

@media (max-width: 40rem) {
    dl.review-list {
        grid-template-columns: 1fr;
        gap: var(--space-1) 0;
    }

        dl.review-list dd {
            margin: 0 0 var(--space-2);
        }
}

.wizard-nav {
    border-top: 1px solid var(--color-background-alt-3);
    margin-top: var(--space-6);
    padding-top: var(--space-5);
}

/* Card #333: scroll container for tables that can exceed narrow viewports (directory
   listing, my-cards, my-intents, the wizard's tier ladder) - the table scrolls
   internally instead of forcing the whole page to scroll horizontally. */
.table-scroll {
    overflow-x: auto;
}