:root {
    --bg: #f4efe8;
    --paper: #fbf7f1;
    --ink: #181512;
    --muted: #6c6258;
    --line: #d5cabf;
    --accent: #da5a2a;
    --accent-dark: #a63f18;
    --shadow: 0 14px 40px rgba(24, 21, 18, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Manrope", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(218, 90, 42, 0.14), transparent 30%),
        linear-gradient(180deg, #f7f1ea 0%, #efe7dd 100%);
    color: var(--ink);
}

a {
    color: inherit;
    text-decoration: none;
}

.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
}

.site-header nav {
    display: flex;
    gap: 1rem;
    font-family: "IBM Plex Mono", monospace;
    font-size: 0.9rem;
}

.brand,
.eyebrow,
code,
pre,
.mono {
    font-family: "IBM Plex Mono", monospace;
}

.brand {
    font-size: 1.2rem;
    font-weight: 600;
}

main {
    padding: 0 1.5rem 3rem;
}

.hero,
.panel {
    max-width: 1100px;
    margin: 0 auto;
}

.hero {
    padding: 4rem 0 2rem;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 6.5rem);
    line-height: 0.92;
    margin: 0 0 1rem;
    letter-spacing: -0.06em;
}

.hero p {
    max-width: 52rem;
    font-size: 1.15rem;
    color: var(--muted);
}

.hero-card,
.panel-card,
.list-card {
    background: rgba(251, 247, 241, 0.88);
    backdrop-filter: blur(8px);
    border: 1px solid var(--line);
    border-radius: 24px;
    box-shadow: var(--shadow);
}

.hero-card {
    display: grid;
    gap: 0.75rem;
    padding: 1.25rem;
    margin-top: 1.5rem;
}

.panel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.panel-card {
    padding: 1.25rem;
}

input,
button,
textarea,
select {
    width: 100%;
    border: 1px solid var(--line);
    background: #fffdfa;
    color: var(--ink);
    border-radius: 14px;
    padding: 0.85rem 1rem;
    font: inherit;
}

button {
    background: var(--accent);
    color: white;
    font-weight: 700;
    cursor: pointer;
}

button.secondary {
    background: white;
    color: var(--ink);
}

.stack {
    display: grid;
    gap: 0.9rem;
}

.list-card {
    padding: 1rem 1.25rem;
    margin-top: 1rem;
}

.list-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--line);
}

.list-row:last-child {
    border-bottom: 0;
}

.muted {
    color: var(--muted);
}

@media (max-width: 720px) {
    .site-header {
        flex-direction: column;
        gap: 0.75rem;
        align-items: flex-start;
    }
}