:root {
    --bg: #f5f2ea;
    --paper: #fbf8f1;
    --ink: #1f2a23;
    --muted: #5a6a60;
    --line: #d8d2c2;
    --green: #6ba07e;
    --green-deep: #4f8164;
    --sage: #a8c2b2;
    --err: #a84b3a;
    --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
    --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

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

body {
    background: var(--bg);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.55;
    min-height: 100vh;
}

.wrap {
    max-width: 640px;
    margin: 0 auto;
    padding: 48px 24px 80px;
}

.top {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 32px;
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    letter-spacing: 0.02em;
}
.dot {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--green);
    display: inline-block;
    box-shadow: 0 0 0 3px rgba(107,160,126,0.18);
}
.tag {
    color: var(--muted);
    font-size: 14px;
    margin: 0;
}

.card {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 20px;
}

.label {
    display: block;
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

textarea, select {
    width: 100%;
    font-family: var(--mono);
    font-size: 14px;
    padding: 12px;
    background: #fff;
    color: var(--ink);
    border: 1px solid var(--line);
    border-radius: 6px;
    resize: vertical;
}
textarea:focus, select:focus {
    outline: none;
    border-color: var(--green);
}

.meta {
    color: var(--muted);
    font-size: 12px;
    margin-top: 6px;
    font-family: var(--mono);
}

.row {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 16px;
    margin-bottom: 20px;
}

button {
    font-family: var(--sans);
    font-size: 15px;
    padding: 10px 18px;
    border-radius: 6px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background 120ms ease, border-color 120ms ease;
}
.primary {
    background: var(--green);
    color: #fff;
    width: 100%;
    border-color: var(--green-deep);
}
.primary:hover { background: var(--green-deep); }
.secondary {
    background: #fff;
    color: var(--ink);
    border-color: var(--line);
}
.secondary:hover { border-color: var(--green); }
.ghost {
    background: transparent;
    color: var(--muted);
}
.ghost:hover { color: var(--ink); }

.actions {
    display: flex;
    gap: 10px;
    margin-top: 14px;
}

.urlbox {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 12px;
    font-family: var(--mono);
    font-size: 13px;
    word-break: break-all;
    overflow-wrap: anywhere;
}

.plaintext {
    font-family: var(--mono);
    font-size: 14px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 6px;
    padding: 14px;
    white-space: pre-wrap;
    word-break: break-word;
    margin: 0 0 8px;
    max-height: 320px;
    overflow: auto;
}

.note {
    color: var(--muted);
    font-size: 13px;
    margin: 12px 0 0;
}
.tiny { font-size: 12px; }

.err {
    color: var(--err);
    font-size: 13px;
    margin-top: 10px;
}

.foot {
    margin-top: 40px;
    color: var(--muted);
    font-size: 13px;
    text-align: center;
}
.foot a { color: var(--green-deep); }

code { font-family: var(--mono); }
a { color: var(--green-deep); }