/* ============================================
   cram — landing page
   warm paper / old library aesthetic
   ============================================ */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #fbf7ef;
    --bg-panel: #f5ecd9;
    --bg-elev: #efe3c7;
    --text: #3a2c1e;
    --text-dim: #6b4f35;
    --text-muted: #9a8569;
    --border: rgba(58, 44, 30, 0.12);
    --border-strong: rgba(58, 44, 30, 0.22);
    --accent-red: #a13d3d;
    --accent-amber: #d4a373;
    --grn: #5c7c4f;
    --accent-gradient: linear-gradient(135deg, #a13d3d, #d4a373);
    --radius: 6px;
    --radius-card: 10px;
    --font-display: 'Fraunces', 'Iowan Old Style', Georgia, serif;
    --font-body: 'Satoshi', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    overflow-x: hidden;
}

/* subtle paper texture via layered radial noise */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 60% 40% at 20% 10%, rgba(212, 163, 115, 0.08), transparent 70%),
        radial-gradient(ellipse 50% 40% at 90% 30%, rgba(161, 61, 61, 0.05), transparent 70%),
        radial-gradient(ellipse 70% 50% at 50% 100%, rgba(212, 163, 115, 0.06), transparent 70%);
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.4;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.23  0 0 0 0 0.17  0 0 0 0 0.11  0 0 0 0.06 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

a {
    color: var(--accent-red);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--text);
}

::selection {
    background: var(--accent-amber);
    color: var(--text);
}

code {
    font-family: var(--font-mono);
    font-size: 0.86em;
    color: var(--accent-red);
    background: rgba(212, 163, 115, 0.22);
    padding: 0.12em 0.45em;
    border-radius: 3px;
}

.rule {
    border: 0;
    height: 1px;
    background: var(--border);
    margin: 2.5rem auto;
    max-width: 780px;
}

.page {
    position: relative;
    z-index: 1;
    max-width: 1140px;
    margin: 0 auto;
    padding: 1rem 1.5rem 2rem;
}

/* ============================================
   nav
   ============================================ */
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0 2rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2.5rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--text);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1.05rem;
    letter-spacing: -0.01em;
}

.nav-logo:hover { color: var(--text); }

.nav-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.nav-link {
    color: var(--text-dim);
    font-size: 0.9rem;
    font-weight: 500;
}

.nav-link:hover { color: var(--accent-red); }

.nav-cta {
    color: var(--bg);
    font-size: 0.88rem;
    font-weight: 600;
    padding: 0.5em 1.15em;
    border-radius: 100px;
    background: var(--accent-red);
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
    box-shadow: 0 4px 14px -6px rgba(161, 61, 61, 0.5);
}

.nav-cta:hover {
    color: var(--bg);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px -8px rgba(161, 61, 61, 0.6);
}

/* ============================================
   hero
   ============================================ */
.hero {
    padding: 0 0 3rem;
}

.hero-inner {
    max-width: 880px;
    margin: 0 auto;
    text-align: center;
}

.hero-kicker {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--accent-red);
    text-transform: uppercase;
    letter-spacing: 0.22em;
    padding: 0.35em 1em;
    border-radius: 100px;
    background: rgba(212, 163, 115, 0.22);
    border: 1px solid rgba(161, 61, 61, 0.25);
    margin-bottom: 1.75rem;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.15rem, 5.2vw, 4rem);
    font-weight: 500;
    font-variation-settings: "SOFT" 50, "WONK" 0, "opsz" 48;
    letter-spacing: -0.025em;
    line-height: 1.05;
    margin-bottom: 1.5rem;
    color: var(--text);
}

.hero-title .grad {
    font-style: italic;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-sub {
    font-size: clamp(1rem, 1.35vw, 1.15rem);
    color: var(--text-dim);
    max-width: 620px;
    margin: 0 auto 2rem;
    line-height: 1.65;
}

.hero-cta-row {
    display: flex;
    justify-content: center;
    gap: 0.85rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8em 1.7em;
    font-family: var(--font-body);
    font-size: 0.94rem;
    font-weight: 600;
    border-radius: 100px;
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.btn-primary {
    color: var(--bg);
    background: var(--accent-red);
    box-shadow: 0 8px 22px -10px rgba(161, 61, 61, 0.55);
}

.btn-primary:hover {
    color: var(--bg);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px -10px rgba(161, 61, 61, 0.7);
}

.btn-ghost {
    color: var(--text);
    background: transparent;
    border: 1px solid var(--border-strong);
}

.btn-ghost:hover {
    color: var(--accent-red);
    border-color: var(--accent-red);
    transform: translateY(-2px);
}

/* ============================================
   demo blocks
   ============================================ */
.hero-demo {
    margin: 0 auto;
    max-width: 720px;
}

.demo {
    font-family: var(--font-mono);
    font-size: 12.5px;
    line-height: 1.55;
    color: var(--text);
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 1.25rem 1.5rem;
    text-align: left;
    overflow-x: auto;
    box-shadow:
        0 2px 0 var(--bg-elev),
        0 18px 40px -28px rgba(58, 44, 30, 0.35);
    white-space: pre;
}

.card-hero {
    background: #f8efd9;
    border: 1px solid rgba(161, 61, 61, 0.18);
    text-align: center;
    padding: 1.6rem 1rem;
}

.c-dim { color: var(--text-muted); }
.c-accent { color: var(--accent-red); }
.c-red { color: var(--accent-red); }
.grn { color: var(--grn); }
.bold { font-weight: 600; }

/* ============================================
   split demo (markdown → terminal)
   ============================================ */
.demo-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    padding: 1rem 0 2.5rem;
    max-width: 1020px;
    margin: 0 auto;
}

.demo-col { display: flex; flex-direction: column; }

.col-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    margin-bottom: 0.6rem;
    padding-left: 0.25rem;
}

.demo-paper {
    background: #fcf5e4;
    border: 1px dashed rgba(161, 61, 61, 0.25);
    min-height: 100%;
}

.demo-terminal {
    background: var(--bg-panel);
    border: 1px solid var(--border-strong);
    min-height: 100%;
}

/* ============================================
   features grid
   ============================================ */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.1rem;
    padding: 2.5rem 0 2rem;
}

.feature {
    padding: 1.75rem 1.6rem 1.4rem;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
    position: relative;
}

.feature::before {
    /* subtle torn paper top edge */
    content: '';
    position: absolute;
    top: 0; left: 14px; right: 14px;
    height: 2px;
    background: rgba(161, 61, 61, 0.18);
    border-radius: 2px;
}

.feature:hover {
    transform: translateY(-3px) rotate(-0.15deg);
    border-color: rgba(161, 61, 61, 0.28);
    box-shadow: 0 22px 38px -24px rgba(58, 44, 30, 0.35);
}

.feature-icon {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-red);
    background: rgba(212, 163, 115, 0.3);
    border: 1px solid rgba(161, 61, 61, 0.15);
    border-radius: 8px;
    margin-bottom: 1rem;
}

.feature-icon svg { width: 19px; height: 19px; }

.feature h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--text);
    margin-bottom: 0.45rem;
}

.feature p {
    color: var(--text-dim);
    font-size: 0.93rem;
    line-height: 1.6;
}

/* ============================================
   pullquote
   ============================================ */
.pullquote {
    padding: 2.5rem 1rem;
    text-align: center;
    max-width: 760px;
    margin: 0 auto;
}

.pullquote p {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 400;
    font-size: clamp(1.3rem, 2.8vw, 1.9rem);
    color: var(--text);
    letter-spacing: -0.015em;
    line-height: 1.4;
}

/* ============================================
   install
   ============================================ */
.install {
    padding: 2.5rem 0 2rem;
}

.install h2 {
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 500;
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    letter-spacing: -0.02em;
    margin-bottom: 1.75rem;
    color: var(--text);
    text-align: center;
}

.install-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 1rem;
}

.install-card {
    padding: 1.5rem 1.5rem 1.35rem;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    display: flex;
    flex-direction: column;
    box-shadow: 0 10px 24px -20px rgba(58, 44, 30, 0.35);
}

.install-card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.soon {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--bg);
    background: var(--accent-amber);
    padding: 0.18em 0.65em;
    border-radius: 100px;
    text-transform: lowercase;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.install-card pre {
    background: #fbf3df;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.85rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--accent-red);
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
    flex: 1;
}

.install-card .note {
    margin-top: 0.85rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.install-card code {
    background: transparent;
    padding: 0;
    color: inherit;
}

/* ============================================
   footer
   ============================================ */
.footer {
    padding: 3rem 0 1rem;
    border-top: 1px solid var(--border);
    margin-top: 3rem;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-links { display: flex; gap: 1.4rem; }
.footer-links a { color: var(--text-dim); }
.footer-links a:hover { color: var(--accent-red); }

/* ============================================
   mobile
   ============================================ */
@media (max-width: 820px) {
    .demo-split { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
    .page { padding: 0.85rem 1rem; }
    .nav { padding: 0.5rem 0 1rem; margin-bottom: 1.5rem; }
    .nav-logo span { display: none; }
    .hero { padding: 0 0 2rem; }
    .hero-kicker { font-size: 0.68rem; padding: 0.3em 0.85em; letter-spacing: 0.18em; }
    .hero-sub { font-size: 0.95rem; }
    .hero-demo { font-size: 10.5px; }
    .demo { font-size: 10.5px; padding: 0.9rem 1rem; }
    .card-hero { font-size: 9.5px; }
    .features { padding: 1.5rem 0; grid-template-columns: 1fr; }
    .feature { padding: 1.35rem 1.3rem 1.15rem; }
    .install { padding: 2rem 0 1rem; }
    .install-grid { grid-template-columns: 1fr; }
    .footer { padding: 2rem 0 1rem; margin-top: 2rem; }
    .footer-inner { flex-direction: column; align-items: flex-start; }
    .rule { margin: 1.5rem auto; }
}