:root {
    /* Values from the Snapshot dark color scheme. They are a copy of the dark values
       in Color.kt of the Configuration-App repository. Use only these values for colors. */
    --md-primary: #42A5F5;
    --md-on-primary: #003258;
    --md-primary-container: #00497D;
    --md-on-primary-container: #D1E4FF;
    --md-secondary: #80CBC4;
    --md-secondary-container: #005049;
    --md-on-secondary-container: #9DF1E9;
    --md-tertiary: #B39DDB;
    --md-error: #FFB4AB;
    --md-background: #101418;
    --md-on-background: #ECF0F1;
    --md-surface: #1E252D;
    --md-on-surface-variant: #A3AAB2;
    --md-outline: #454F5B;
    --md-outline-variant: #2C353D;
    --md-scrim: #000000;
    --md-surface-container-lowest: #0C0E11;
    --md-surface-container-low: #161B21;
    --md-surface-container-high: #29323C;

    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --border-radius: 18px;
    --radius-sm: 12px;
    --radius-pill: 999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--md-background);
    background-image:
        radial-gradient(circle at 12% 8%, color-mix(in srgb, var(--md-tertiary) 12%, transparent) 0%, transparent 38%),
        radial-gradient(circle at 88% 60%, color-mix(in srgb, var(--md-primary) 9%, transparent) 0%, transparent 42%);
    background-attachment: fixed;
    color: var(--md-on-background);
    font-family: var(--font-body);
    line-height: 1.65;
    -webkit-text-size-adjust: 100%;
}

a {
    color: var(--md-primary);
    text-decoration: underline;
    text-decoration-color: color-mix(in srgb, var(--md-primary) 45%, transparent);
    text-underline-offset: 3px;
    overflow-wrap: anywhere;
}

a:hover {
    text-decoration-color: var(--md-primary);
}

a:focus-visible {
    outline: 2px solid var(--md-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

.container {
    max-width: 880px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-narrow {
    max-width: 760px;
}

/* Header */
header {
    border-bottom: 1px solid var(--md-outline-variant);
    background: color-mix(in srgb, var(--md-background) 78%, transparent);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    height: 70px;
}

.logo-link {
    display: flex;
}

.logo-img {
    height: 46px;
    width: auto;
}

/* Title */
.doc-hero {
    text-align: center;
    padding: 64px 0 36px;
}

.tonal-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    background: color-mix(in srgb, var(--md-primary-container) 65%, var(--md-surface-container-high));
    color: var(--md-on-primary-container);
    border: 1px solid color-mix(in srgb, var(--md-primary) 30%, transparent);
    margin-bottom: 18px;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    letter-spacing: -0.01em;
    font-weight: 700;
}

h1 {
    font-size: clamp(2.2rem, 6vw, 3.2rem);
    line-height: 1.1;
    font-weight: 800;
    background: linear-gradient(95deg, var(--md-on-background) 0%, var(--md-primary) 55%, var(--md-tertiary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.doc-date {
    margin-top: 14px;
    color: var(--md-on-surface-variant);
    font-size: 0.92rem;
}

.doc-subtitle {
    margin: 14px auto 0;
    max-width: 560px;
    color: var(--md-on-surface-variant);
}

/* Document panel */
.policy-doc {
    background: color-mix(in srgb, var(--md-surface) 76%, transparent);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--md-outline-variant);
    border-radius: var(--border-radius);
    padding: 40px 44px;
    box-shadow: 0 12px 36px 0 color-mix(in srgb, var(--md-scrim) 38%, transparent);
    margin-bottom: 72px;
}

.policy-doc h2 {
    font-size: 1.2rem;
    letter-spacing: 0.01em;
    line-height: 1.35;
    margin: 40px 0 16px;
    padding-top: 32px;
    border-top: 1px solid var(--md-outline-variant);
    scroll-margin-top: 16px;
}

.policy-doc h3 {
    font-size: 1.08rem;
    margin: 28px 0 12px;
    color: var(--md-on-background);
    scroll-margin-top: 16px;
}

.policy-doc > h2:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.policy-doc h2 + h3 {
    margin-top: 0;
}

.policy-doc p,
.policy-doc ul,
.policy-doc ol {
    color: var(--md-on-surface-variant);
    font-size: 0.97rem;
}

.policy-doc > * + p,
.policy-doc > * + ul,
.policy-doc > * + ol,
.policy-doc > * + .table-wrap,
.policy-doc > * + .callout {
    margin-top: 14px;
}

.policy-doc strong {
    color: var(--md-on-background);
    font-weight: 600;
}

.policy-doc ul,
.policy-doc ol {
    padding-left: 22px;
}

.policy-doc li + li {
    margin-top: 8px;
}

.policy-doc li::marker {
    color: var(--md-primary);
}

.policy-doc ol.toc li + li {
    margin-top: 4px;
}

.policy-doc ol.toc li::marker {
    font-family: var(--font-heading);
    font-weight: 600;
}

/* "In Short" summary of a section */
.policy-doc p.in-short,
.policy-doc .callout {
    background: color-mix(in srgb, var(--md-secondary-container) 40%, var(--md-surface-container-low));
    border: 1px solid color-mix(in srgb, var(--md-secondary) 30%, transparent);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    color: var(--md-on-background);
}

.policy-doc p.in-short strong,
.policy-doc .callout strong {
    color: var(--md-on-secondary-container);
}

/* Tables */
.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--md-outline-variant);
    border-radius: var(--radius-sm);
    background: var(--md-surface-container-low);
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

th, td {
    text-align: left;
    vertical-align: top;
    padding: 12px 16px;
}

th {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
    color: var(--md-on-background);
    background: var(--md-surface-container-high);
    white-space: nowrap;
}

td {
    color: var(--md-on-surface-variant);
    border-top: 1px solid var(--md-outline-variant);
}

td:first-child {
    color: var(--md-on-background);
    font-weight: 500;
}

button:focus-visible {
    outline: 2px solid var(--md-primary);
    outline-offset: 2px;
}

/* Form */
form {
    display: grid;
    gap: 20px;
    margin-top: 20px;
}

.field {
    display: grid;
    gap: 6px;
}

label {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--md-on-background);
}

.optional {
    font-family: var(--font-body);
    font-weight: 400;
    color: var(--md-on-surface-variant);
}

input[type="email"],
input[type="text"],
textarea {
    width: 100%;
    font: inherit;
    font-size: 0.97rem;
    color: var(--md-on-background);
    background: var(--md-surface-container-low);
    border: 1px solid var(--md-outline);
    border-radius: var(--radius-sm);
    padding: 11px 14px;
}

textarea {
    min-height: 110px;
    resize: vertical;
}

input::placeholder,
textarea::placeholder {
    color: color-mix(in srgb, var(--md-on-surface-variant) 70%, transparent);
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--md-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--md-primary) 25%, transparent);
}

input:user-invalid {
    border-color: var(--md-error);
}

.hint {
    font-size: 0.85rem;
    color: var(--md-on-surface-variant);
}

.check {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.95rem;
    cursor: pointer;
}

.check input {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    accent-color: var(--md-primary);
}

.btn {
    justify-self: start;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 13px 28px;
    border-radius: var(--radius-sm);
    border: none;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    background: var(--md-primary);
    color: var(--md-on-primary);
    box-shadow: 0 4px 15px color-mix(in srgb, var(--md-primary) 35%, transparent);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px color-mix(in srgb, var(--md-tertiary) 45%, transparent);
}

.status {
    background: color-mix(in srgb, var(--md-secondary-container) 40%, var(--md-surface-container-low));
    border: 1px solid color-mix(in srgb, var(--md-secondary) 30%, transparent);
    border-radius: var(--radius-sm);
    padding: 18px 20px;
}

.status p {
    color: var(--md-on-background);
}

.status p + p {
    margin-top: 12px;
}

.status strong {
    color: var(--md-on-secondary-container);
}

/* Footer */
footer {
    background-color: var(--md-surface-container-lowest);
    border-top: 1px solid var(--md-outline-variant);
    padding: 28px 0;
    color: var(--md-on-surface-variant);
    font-size: 0.82rem;
}

.footer-row {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

footer a {
    color: inherit;
}

@media (max-width: 640px) {
    .container {
        padding: 0 16px;
    }

    .doc-hero {
        padding: 44px 0 28px;
    }

    .policy-doc {
        padding: 26px 20px;
        margin-bottom: 48px;
    }

    .table-wrap {
        overflow-x: visible;
    }

    thead {
        display: none;
    }

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

    tr + tr {
        border-top: 1px solid var(--md-outline-variant);
    }

    td {
        border-top: none;
        padding: 2px 14px;
    }

    td:empty {
        display: none;
    }

    td:first-child {
        padding-top: 12px;
    }

    td:last-child {
        padding-bottom: 12px;
    }

    td + td::before {
        content: attr(data-label) ": ";
        color: var(--md-on-background);
        font-weight: 500;
    }

    .btn {
        justify-self: stretch;
    }
}