:root {
    --bg: #f6f4ed;
    --ink: #21201f;
    --ink-soft: #56514d;
    --surface: #fffbef;
    --surface-2: #ffffff;
    --line: #d6cec0;
    --accent: #ea5e2c;
    --accent-2: #f7b538;
    --radius: 18px;
    --shadow: 0 12px 35px rgba(45, 35, 20, 0.12);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    font-family: "Outfit", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(1200px 600px at 0% 0%, #ffe6c4 0%, transparent 60%),
        radial-gradient(900px 450px at 100% 100%, #fff1b8 0%, transparent 65%),
        var(--bg);
    padding: 24px;
}

.app-shell {
    max-width: 1120px;
    margin: 0 auto;
}

.hero {
    text-align: center;
    margin-bottom: 22px;
    animation: reveal 500ms ease-out;
}

.eyebrow {
    margin: 0;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    font-size: 0.78rem;
    color: var(--ink-soft);
}

.heading {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2rem, 3.8vw, 3.4rem);
    margin: 8px 0;
}

.intro {
    margin: 0 auto;
    max-width: 760px;
    font-size: 1.05rem;
    color: var(--ink-soft);
}

.workspace {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.panel {
    background: linear-gradient(160deg, var(--surface), var(--surface-2));
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 14px;
    animation: reveal 500ms ease-out;
}

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
}

.panel-head h2 {
    font-size: 1.15rem;
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
}

.field-inline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--ink-soft);
    font-size: 0.92rem;
}

.mode-select {
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 8px 10px;
    font: inherit;
    background: #fff;
}

.editor {
    width: 100%;
    min-height: 270px;
    resize: vertical;
    border-radius: 14px;
    border: 1px solid var(--line);
    padding: 12px;
    font-size: 0.98rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
    line-height: 1.45;
    background: #fff;
}

.editor:focus {
    outline: 2px solid rgba(234, 94, 44, 0.25);
    border-color: var(--accent);
}

.status {
    margin: 0;
    color: var(--ink-soft);
    font-size: 0.88rem;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.btn {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    border-radius: 10px;
    padding: 9px 12px;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    transition: transform 140ms ease, box-shadow 140ms ease, background-color 140ms ease;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(36, 29, 16, 0.08);
}

.btn-primary {
    border-color: transparent;
    background: linear-gradient(140deg, var(--accent), var(--accent-2));
    color: #1d1008;
}

.metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 16px;
}

.metric-card {
    background: #fffef8;
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 12px;
    box-shadow: var(--shadow);
}

.metric-label {
    margin: 0;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-soft);
}

.metric-value {
    margin: 6px 0 0;
    font-size: 1.35rem;
    font-family: "Space Grotesk", sans-serif;
}

.footer {
    max-width: 1120px;
    margin: 14px auto 0;
    text-align: center;
    color: var(--ink-soft);
}

.footer p {
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.footer a {
    color: #7b3619;
    text-decoration: none;
    font-weight: 600;
}

@keyframes reveal {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media screen and (max-width: 920px) {
    .workspace,
    .metrics {
        grid-template-columns: 1fr;
    }

    body {
        padding: 16px;
    }

    .editor {
        min-height: 220px;
    }
}