:root {
    color-scheme: light dark;
    --paper: #f4efe7;
    --paper-deep: #ebe1d3;
    --ink: #201c19;
    --muted: #655d56;
    --line: rgba(32, 28, 25, 0.14);
    --surface: rgba(255, 252, 247, 0.78);
    --surface-solid: #fffaf3;
    --sage: #526f5a;
    --sage-soft: #dfe8de;
    --clay: #9d5c3d;
    --shadow: 0 24px 80px rgba(64, 48, 36, 0.12);
    --serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
    --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root {
        --paper: #171513;
        --paper-deep: #211d19;
        --ink: #f5efe6;
        --muted: #c1b7aa;
        --line: rgba(245, 239, 230, 0.16);
        --surface: rgba(35, 31, 27, 0.78);
        --surface-solid: #211d19;
        --sage: #9fb99e;
        --sage-soft: #2a352b;
        --clay: #d19673;
        --shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
    }
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.16), transparent 300px),
        var(--paper);
    color: var(--ink);
    font-family: var(--sans);
    line-height: 1.68;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(32, 28, 25, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(32, 28, 25, 0.025) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: linear-gradient(180deg, black, transparent 76%);
}

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

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px max(22px, env(safe-area-inset-left)) 14px max(22px, env(safe-area-inset-right));
    background: color-mix(in srgb, var(--paper) 84%, transparent);
    border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 38px;
    color: var(--ink);
    text-decoration: none;
    font-weight: 760;
}

.back-link::before {
    content: "<";
    display: inline-grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--sage);
}

.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    min-height: 38px;
    padding: 4px 6px 4px 12px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: color-mix(in srgb, var(--surface-solid) 72%, transparent);
}

.lang-switcher-label {
    color: var(--muted);
    font: 760 0.74rem/1 var(--sans);
    text-transform: uppercase;
}

.lang-switcher select {
    min-width: 178px;
    height: 30px;
    border: 0;
    border-radius: 999px;
    padding: 0 30px 0 12px;
    background: var(--ink);
    color: var(--paper);
    cursor: pointer;
    font: 760 0.82rem/1 var(--sans);
}

.policy-shell {
    position: relative;
    z-index: 1;
    width: min(980px, 100%);
    margin: 0 auto;
    padding: 66px 24px 80px;
}

.hero {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 28px;
    align-items: center;
    margin-bottom: 48px;
    padding-bottom: 42px;
    border-bottom: 1px solid var(--line);
}

.app-icon {
    width: 104px;
    height: 104px;
    border-radius: 23px;
    box-shadow: var(--shadow);
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--clay);
    font-size: 0.76rem;
    font-weight: 820;
    text-transform: uppercase;
}

h1 {
    margin: 0;
    font-family: var(--serif);
    font-size: 3.15rem;
    line-height: 1.04;
    font-weight: 560;
}

.intro {
    max-width: 780px;
    margin: 18px 0 0;
    color: var(--muted);
    font-family: var(--serif);
    font-size: 1.25rem;
    line-height: 1.55;
}

.summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 40px;
}

.summary-card {
    min-height: 132px;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
}

.summary-card strong {
    display: block;
    margin-bottom: 5px;
    font-family: var(--serif);
    font-size: 1.12rem;
    color: var(--ink);
}

.summary-card span {
    color: var(--muted);
    font-size: 0.94rem;
}

.policy-section {
    padding: 30px 0;
    border-top: 1px solid var(--line);
}

.policy-section h2 {
    margin: 0 0 12px;
    font-family: var(--serif);
    font-size: 1.55rem;
    line-height: 1.24;
    font-weight: 620;
}

.policy-section p {
    margin: 0;
    max-width: 820px;
    color: var(--muted);
}

.policy-section ul {
    display: grid;
    gap: 8px;
    max-width: 820px;
    margin: 12px 0 0;
    padding-left: 20px;
    color: var(--muted);
}

.policy-section li::marker {
    color: var(--sage);
}

.contact-card {
    margin-top: 32px;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: linear-gradient(180deg, color-mix(in srgb, var(--sage-soft) 70%, transparent), var(--surface));
}

.contact-card p {
    margin: 0;
    color: var(--muted);
}

footer {
    color: var(--muted);
    font-size: 0.9rem;
    padding-top: 30px;
    border-top: 1px solid var(--line);
}

@media (max-width: 720px) {
    .topbar {
        align-items: flex-start;
        padding-top: 14px;
    }

    .back-link {
        max-width: 122px;
        line-height: 1.2;
    }

    .lang-switcher {
        gap: 7px;
        padding-left: 10px;
    }

    .lang-switcher select {
        min-width: 142px;
        max-width: 48vw;
    }

    .policy-shell {
        padding: 42px 20px 64px;
    }

    .hero {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .app-icon {
        width: 82px;
        height: 82px;
        border-radius: 19px;
    }

    h1 {
        font-size: 2.35rem;
    }

    .intro {
        font-size: 1.12rem;
    }

    .summary {
        grid-template-columns: 1fr;
    }
}