:root {
    --ink: #14221d;
    --muted: #64736c;
    --paper: #f7f4ec;
    --panel: #fffaf0;
    --line: #d9d0bf;
    --green: #0f7b58;
    --green-dark: #07533d;
    --red: #b44035;
    --gold: #c9942f;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Georgia, "Times New Roman", serif;
    color: var(--ink);
    background:
        linear-gradient(90deg, rgba(20,34,29,.06) 1px, transparent 1px),
        linear-gradient(rgba(20,34,29,.045) 1px, transparent 1px),
        var(--paper);
    background-size: 28px 28px;
}

.shell {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
}

.app-wrap,
.install-wrap {
    width: min(760px, 100%);
}

.hero {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 18px;
    border-bottom: 2px solid var(--ink);
    padding-bottom: 18px;
}

.eyebrow {
    color: var(--green);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1 {
    margin: 4px 0 6px;
    font-size: clamp(42px, 8vw, 84px);
    line-height: .9;
    letter-spacing: 0;
}

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

.stats {
    min-width: 190px;
    border-left: 2px solid var(--ink);
    padding-left: 18px;
    color: var(--muted);
    font-size: 15px;
}

.panel {
    background: var(--panel);
    border: 2px solid var(--ink);
    box-shadow: 8px 8px 0 rgba(20, 34, 29, .16);
}

.app-panel,
.install-panel {
    padding: 18px;
}

.brand-row {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-bottom: 22px;
}

.brand-row h1 {
    font-size: 44px;
}

.mark {
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    border: 2px solid var(--ink);
    background: var(--gold);
    font-weight: 700;
}

.tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border: 2px solid var(--ink);
    margin-bottom: 16px;
}

.tab {
    min-height: 44px;
    border: 0;
    background: transparent;
    color: var(--ink);
    font: inherit;
    cursor: pointer;
}

.tab + .tab {
    border-left: 2px solid var(--ink);
}

.tab.active {
    background: var(--green);
    color: #fffaf0;
}

.tool-form {
    display: grid;
    grid-template-columns: 1fr 116px;
    gap: 12px;
}

input {
    width: 100%;
    min-height: 48px;
    border: 2px solid var(--ink);
    border-radius: 0;
    background: #fffefa;
    color: var(--ink);
    font: 18px/1.2 Georgia, "Times New Roman", serif;
    padding: 10px 12px;
    outline: none;
}

input:focus {
    border-color: var(--green);
    box-shadow: 0 0 0 3px rgba(15, 123, 88, .18);
}

.input-action {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
}

.secondary {
    min-height: 48px;
    border: 2px solid var(--ink);
    background: #fff3cf;
    color: var(--ink);
    font: 700 15px/1 Georgia, "Times New Roman", serif;
    cursor: pointer;
    padding: 0 14px;
}

.secondary:hover {
    background: #ffe8a3;
}

.primary {
    min-height: 48px;
    border: 2px solid var(--ink);
    background: var(--green);
    color: white;
    font: 700 16px/1 Georgia, "Times New Roman", serif;
    cursor: pointer;
}

.primary:hover {
    background: var(--green-dark);
}

.wide {
    width: 100%;
}

.hidden {
    display: none;
}

.result {
    margin-top: 16px;
}

.result-box {
    border: 2px solid var(--ink);
    padding: 14px;
    background: #fffefa;
}

.ok {
    color: var(--green);
}

.taken,
.error {
    color: var(--red);
}

.domain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 8px;
    max-height: 280px;
    overflow: auto;
}

.domain-grid span {
    border: 1px solid var(--line);
    padding: 8px 10px;
    background: var(--paper);
}

.api-line {
    margin-top: 16px;
    color: var(--muted);
    text-align: center;
}

code {
    font-family: Consolas, "Courier New", monospace;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

label span {
    display: block;
    margin-bottom: 6px;
    color: var(--muted);
    font-size: 14px;
}

.wide-field,
.notice,
.form-grid .wide {
    grid-column: 1 / -1;
}

.notice {
    border: 2px solid var(--ink);
    margin-bottom: 16px;
    padding: 12px;
    background: #fffefa;
}

.notice.success {
    color: var(--green);
}

.notice.error {
    color: var(--red);
}

@media (max-width: 640px) {
    .hero,
    .tool-form,
    .form-grid {
        grid-template-columns: 1fr;
        display: grid;
    }

    .input-action {
        grid-template-columns: 1fr;
    }

    .stats {
        border-left: 0;
        border-top: 2px solid var(--ink);
        padding: 12px 0 0;
    }
}