/*
 * Mastodon Marketing — Access Portal
 * Single stylesheet. Dark-theme brand system per
 * ~/mastodon-seo-pipeline/docs/mastodon-brand-guidelines.md
 * No frameworks, no build step — plain CSS, mobile-first.
 */

/* ---------------------------------------------------------------------
   Tokens
--------------------------------------------------------------------- */

:root {
    --bg: #0b0a0f;
    --bg-alt: #17101f;
    --bg-elevated: #1e1828;
    --panel: #16131d;

    --border: #2a2536;
    --border-soft: #231e2e;

    --text: #f6f4fa;
    --muted: #a097b0;

    --accent: #4B3B5C;
    --accent-2: #7A618F;
    --accent-3: #B89FD0;

    --success: #8fd2b5;
    --error: #ff5b6a;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-pill: 999px;

    --shadow-card: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 12px 32px -16px rgba(0, 0, 0, 0.6);

    color-scheme: dark;
}

/* ---------------------------------------------------------------------
   Reset
--------------------------------------------------------------------- */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    margin: 0;
    background: var(--bg);
    background-image:
        radial-gradient(760px 420px at 12% -10%, rgba(75, 59, 92, 0.35), transparent 60%),
        radial-gradient(600px 360px at 100% 0%, rgba(122, 97, 143, 0.16), transparent 55%);
    background-repeat: no-repeat;
    color: var(--text);
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    font-feature-settings: 'cv11', 'ss01';
}

h1, h2, h3, h4, p, ul, ol, fieldset {
    margin: 0;
    padding: 0;
}

ul, ol {
    list-style: none;
}

fieldset {
    border: 0;
}

legend {
    padding: 0;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: var(--accent-3);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

button {
    font: inherit;
    color: inherit;
}

code, .mono {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

/* ---------------------------------------------------------------------
   Shell / layout
--------------------------------------------------------------------- */

.shell {
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

.site-header {
    padding: 24px clamp(20px, 5vw, 48px) 0;
}

.site-header__brand {
    display: inline-flex;
}

.site-header__brand img {
    height: 28px;
    width: auto;
}

.shell__content {
    flex: 1;
    display: flex;
    justify-content: center;
    padding: 32px clamp(20px, 5vw, 48px) 64px;
}

.shell__content > div {
    width: 100%;
    max-width: 640px;
}

.site-footer {
    padding: 20px clamp(20px, 5vw, 48px) 32px;
    border-top: 1px solid var(--border-soft);
}

.site-footer p {
    margin: 0;
    color: var(--muted);
    font-size: 0.8125rem;
}

.site-footer a {
    color: var(--muted);
}

.site-footer a:hover {
    color: var(--text);
}

/* ---------------------------------------------------------------------
   Page intro
--------------------------------------------------------------------- */

.eyebrow {
    color: var(--accent-3);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.page-intro {
    margin-bottom: 32px;
}

.page-intro h1 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 800;
    letter-spacing: -0.015em;
    line-height: 1.15;
    margin-bottom: 14px;
}

.page-intro__lede {
    color: var(--muted);
    font-size: 1rem;
    max-width: 60ch;
}

.page-intro__lede strong {
    color: var(--text);
}

/* ---------------------------------------------------------------------
   Buttons
--------------------------------------------------------------------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
    padding: 0 24px;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.9375rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: filter 0.15s ease, transform 0.05s ease, background-color 0.15s ease, border-color 0.15s ease;
    text-decoration: none !important;
    white-space: nowrap;
}

.btn:active {
    transform: translateY(1px);
}

.btn--primary {
    background: var(--accent);
    color: var(--text);
}

.btn--primary:hover {
    filter: brightness(1.15);
}

.btn--secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
}

.btn--secondary:hover {
    border-color: var(--accent-2);
    color: var(--accent-3);
}

.btn--ghost {
    background: var(--bg-elevated);
    color: var(--text);
    border-color: var(--border);
    min-height: 40px;
    padding: 0 16px;
    font-size: 0.875rem;
}

.btn--ghost:hover {
    border-color: var(--accent-2);
}

.btn--block {
    width: 100%;
}

.btn[disabled] {
    opacity: 0.7;
    cursor: default;
}

.btn.is-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn.is-loading::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 2px solid rgba(246, 244, 250, 0.35);
    border-top-color: var(--text);
    animation: btn-spin 0.7s linear infinite;
}

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

/* ---------------------------------------------------------------------
   Status chips / badges
--------------------------------------------------------------------- */

.status-chip {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    white-space: nowrap;
}

.status-chip--pending {
    background: rgba(160, 151, 176, 0.14);
    color: var(--muted);
}

.status-chip--linked {
    background: rgba(143, 210, 181, 0.14);
    color: var(--success);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: var(--radius-pill);
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-left: 8px;
}

.badge--warn {
    background: rgba(184, 159, 208, 0.16);
    color: var(--accent-3);
}

/* ---------------------------------------------------------------------
   Grant landing — platform cards
--------------------------------------------------------------------- */

.platform-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.platform-card {
    display: flex;
    gap: 16px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-card);
}

.platform-card__icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.125rem;
}

.platform-card__icon--google {
    background: rgba(184, 159, 208, 0.14);
    color: var(--accent-3);
}

.platform-card__icon--meta {
    background: rgba(122, 97, 143, 0.22);
    color: var(--accent-3);
}

.platform-card__body {
    flex: 1;
    min-width: 0;
}

.platform-card__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.platform-card__head h2 {
    font-size: 1.125rem;
    font-weight: 700;
}

.platform-card__desc {
    color: var(--muted);
    font-size: 0.9375rem;
    margin-bottom: 18px;
    max-width: 56ch;
}

.platform-card__meta {
    color: var(--muted);
    font-size: 0.875rem;
}

.platform-card__meta .mono {
    color: var(--text);
}

/* ---------------------------------------------------------------------
   Google account picker
--------------------------------------------------------------------- */

.empty-state {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    color: var(--muted);
    margin-bottom: 20px;
}

.account-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.account-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.account-list legend {
    color: var(--muted);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 4px;
}

.account-option {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 16px 18px;
    cursor: pointer;
    transition: border-color 0.15s ease, background-color 0.15s ease;
    min-height: 44px;
}

.account-option:hover {
    border-color: var(--accent-2);
}

.account-option:has(input:checked) {
    border-color: var(--accent-3);
    background: var(--bg-elevated);
}

.account-option input[type="radio"] {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    accent-color: var(--accent-3);
}

.account-option__body {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.account-option__name {
    font-weight: 600;
    font-size: 0.9375rem;
}

.account-option__id {
    color: var(--muted);
    font-size: 0.8125rem;
}

/* ---------------------------------------------------------------------
   Success page (google_done)
--------------------------------------------------------------------- */

.success-page {
    text-align: left;
}

.success-page__icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: rgba(143, 210, 181, 0.14);
    color: var(--success);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.success-page h1 {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 800;
    letter-spacing: -0.015em;
    margin-bottom: 14px;
}

.success-page__lede {
    color: var(--muted);
    font-size: 1rem;
    margin-bottom: 28px;
    max-width: 58ch;
}

.success-page__lede strong {
    color: var(--text);
}

.success-page__lede .mono {
    color: var(--text);
}

.callout {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 24px;
    margin-bottom: 28px;
}

.callout h2 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 14px;
}

.callout ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.callout li {
    position: relative;
    padding-left: 20px;
    color: var(--muted);
    font-size: 0.9375rem;
}

.callout li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-3);
}

.callout li strong {
    color: var(--text);
}

.callout--muted {
    background: var(--bg-alt);
}

.callout--muted p {
    color: var(--muted);
    font-size: 0.9375rem;
}

.callout--muted p a {
    color: var(--accent-3);
}

/* ---------------------------------------------------------------------
   Meta instructions — numbered steps
--------------------------------------------------------------------- */

.steps {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 28px;
}

.step {
    display: flex;
    gap: 18px;
    padding: 22px 0;
    border-bottom: 1px solid var(--border-soft);
}

.step:last-child {
    border-bottom: none;
}

.step__marker {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9375rem;
}

.step__body {
    flex: 1;
    min-width: 0;
}

.step__body h2 {
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.step__body p {
    color: var(--muted);
    font-size: 0.9375rem;
    margin-bottom: 14px;
    max-width: 60ch;
}

.step__body p strong {
    color: var(--text);
}

.step__body .btn {
    margin-top: 4px;
}

/* Copy card (business ID) */

.copy-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 20px 24px;
}

.copy-card__value {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}

.copy-card__id {
    font-size: clamp(1.5rem, 5vw, 2.25rem);
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--text);
    word-break: break-all;
}

.copy-card__label {
    color: var(--muted);
    font-size: 0.8125rem;
}

.btn--copy.is-copied {
    border-color: var(--success);
    color: var(--success);
}

/* Asset list */

.asset-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.asset-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
}

.asset-item__type {
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--accent-3);
}

.asset-item__perm {
    color: var(--muted);
    font-size: 0.875rem;
}

.asset-item__perm strong {
    color: var(--text);
}

/* ---------------------------------------------------------------------
   Error page
--------------------------------------------------------------------- */

.error-page {
    text-align: left;
}

.error-page__icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(255, 91, 106, 0.12);
    color: var(--error);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.error-page h1 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 800;
    letter-spacing: -0.015em;
    margin-bottom: 12px;
}

.error-page__message {
    color: var(--muted);
    font-size: 1rem;
    margin-bottom: 24px;
    max-width: 56ch;
}

.error-page__help {
    color: var(--muted);
    font-size: 0.875rem;
    margin-bottom: 6px;
}

.error-page__contact {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 28px;
}

.error-page__sep {
    color: var(--border);
    margin: 0 10px;
}

/* ---------------------------------------------------------------------
   Responsive
--------------------------------------------------------------------- */

@media (max-width: 520px) {
    .platform-card {
        flex-direction: column;
    }

    .platform-card__head {
        flex-wrap: wrap;
        row-gap: 8px;
    }

    .copy-card {
        flex-direction: column;
        align-items: stretch;
    }

    .btn--copy {
        width: 100%;
    }

    .step {
        gap: 14px;
    }
}

/* ---------------------------------------------------------------------
   Admin
--------------------------------------------------------------------- */

.shell__content > div.admin-page,
.shell__content > div.admin-login-page {
    max-width: 640px;
}

.shell__content > div.admin-page {
    max-width: 1100px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.field__label {
    color: var(--muted);
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.field__input {
    appearance: none;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    font: inherit;
    min-height: 44px;
    padding: 0 14px;
}

.field__input:focus {
    outline: none;
    border-color: var(--accent-3);
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 20px;
}

.checkbox-group .field__label {
    width: 100%;
}

.checkbox-option {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9375rem;
    cursor: pointer;
}

.checkbox-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-3);
}

/* Flash messages */

.flash {
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.flash--success {
    background: rgba(143, 210, 181, 0.12);
    color: var(--success);
    border: 1px solid rgba(143, 210, 181, 0.3);
}

.flash--error {
    background: rgba(255, 91, 106, 0.1);
    color: var(--error);
    border: 1px solid rgba(255, 91, 106, 0.3);
}

/* Admin login */

.admin-login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Admin dashboard shell */

.admin-page__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}

.admin-page__header h1 {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
    font-weight: 800;
    letter-spacing: -0.015em;
}

.admin-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-card);
}

.admin-panel__title {
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 18px;
}

.new-grant-form {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 20px;
}

.new-grant-form .field {
    flex: 1 1 220px;
    min-width: 200px;
}

.copy-card--admin {
    margin-bottom: 24px;
}

.copy-card__id--sm {
    font-size: 1rem;
    font-weight: 600;
    word-break: break-all;
}

.btn--xs {
    min-height: 32px;
    padding: 0 14px;
    font-size: 0.8125rem;
}

.inline-toggle-form {
    display: inline-block;
    margin-top: 6px;
}

/* Admin tables */

.admin-table-wrap {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.admin-table th {
    text-align: left;
    color: var(--muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 0 12px 12px;
    white-space: nowrap;
}

.admin-table td {
    padding: 14px 12px;
    border-top: 1px solid var(--border-soft);
    vertical-align: top;
}

.admin-table__client {
    font-weight: 600;
}

.admin-table__muted {
    color: var(--muted);
}

.admin-table__url-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.admin-table__url {
    color: var(--muted);
    max-width: 320px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}

.badge--event {
    margin-left: 0;
    background: rgba(184, 159, 208, 0.12);
    color: var(--accent-3);
}

@media (max-width: 720px) {
    .admin-page__header {
        flex-direction: column;
    }

    .admin-table thead {
        display: none;
    }

    .admin-table,
    .admin-table tbody,
    .admin-table tr,
    .admin-table td {
        display: block;
        width: 100%;
    }

    .admin-table tr {
        border-top: 1px solid var(--border-soft);
        padding: 12px 0;
    }

    .admin-table td {
        border-top: none;
        padding: 4px 0;
    }

    .admin-table td[data-label]::before {
        content: attr(data-label);
        display: block;
        color: var(--muted);
        font-size: 0.6875rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.03em;
        margin-bottom: 2px;
    }

    .admin-table__url {
        max-width: none;
        white-space: normal;
        word-break: break-all;
    }
}

/* ---------------------------------------------------------------------
   Light-theme override (viewer preference) — dark stays canonical brand
   look, but respect an explicit light toggle without breaking contrast.
--------------------------------------------------------------------- */

:root[data-theme="light"] {
    --bg: #f6f4fa;
    --bg-alt: #ece8f2;
    --bg-elevated: #ffffff;
    --panel: #ffffff;
    --border: #ddd6e6;
    --border-soft: #e6e0ee;
    --text: #17101f;
    --muted: #5c5468;
    color-scheme: light;
}

:root[data-theme="light"] body {
    background-image: none;
}

:root[data-theme="light"] .btn--primary {
    color: #ffffff;
}