:root {
    --bg: #ffffff;
    --bg-2: #f7f6f3;
    --ink: #1c1c1c;
    --muted: #5f5f5f;
    --line: #e8e6e1;
    --accent: #c45c26;
    --accent-2: #9a4318;
    --accent-ink: #ffffff;
    --sage: #2f6f5e;
    --heart: #e11d48;
    --card: #ffffff;
    --shadow: 0 12px 32px rgba(28, 28, 28, 0.06);
    --radius: 16px;
    --font: "Sora", system-ui, sans-serif;
    --display: "Fraunces", Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; color-scheme: light; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font: 16px/1.65 var(--font);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.12; letter-spacing: -0.03em; }
h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); margin: 0 0 1rem; }
h2 { font-size: clamp(1.5rem, 3vw, 2.3rem); margin: 0 0 0.75rem; }
h3 { font-size: 1.15rem; margin: 0 0 0.4rem; }
code, .mono, pre { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 0.86em; }
pre {
    margin: 0.8rem 0;
    padding: 1rem 1.1rem;
    background: var(--bg-2);
    border-radius: 12px;
    overflow: auto;
    border: 1px solid var(--line);
}
.wrap { width: min(100% - 2rem, 72rem); margin-inline: auto; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; z-index: 40; background: var(--accent); color: var(--accent-ink); padding: 0.5rem 0.8rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.small { font-size: 0.88rem; }
.fine { margin-top: 1.2rem; color: var(--muted); font-size: 0.92rem; max-width: 36rem; }
.muted { color: var(--muted); }
.ico {
    width: 1.05em; height: 1.05em; display: inline-block; vertical-align: -0.18em;
    flex-shrink: 0;
}
.ico-lg { width: 2.4rem; height: 2.4rem; display: block; margin-bottom: 0.6rem; color: var(--accent); }
.ico-heart { color: var(--heart); }
.btn:not(.btn-ghost) .ico-heart { color: inherit; }
.ico-coffee { color: var(--accent); }
.mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 2rem; height: 2rem; border-radius: 10px;
    background: #fff4ec; color: var(--accent); margin-bottom: 0.7rem;
}
.mark .ico { width: 1.1rem; height: 1.1rem; }
.with-ico { display: inline-flex; align-items: center; gap: 0.4rem; }

.site-header {
    position: sticky; top: 0; z-index: 30;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
}
.bar {
    display: flex; align-items: center; gap: 1rem;
    padding: 0.75rem 0;
}
.brand {
    display: flex; align-items: center; gap: 0.5rem;
    color: var(--ink); text-decoration: none; font-weight: 600; margin-right: auto;
}
.brand em { font-style: normal; color: var(--muted); font-weight: 500; }
.brand img { width: 30px; height: 30px; }
.nav-toggle {
    display: none; background: transparent; color: var(--ink);
    border: 1px solid var(--line); border-radius: 999px; padding: 0.4rem 0.8rem; font: inherit;
}
.site-nav { display: flex; align-items: center; gap: 0.15rem 0.2rem; }
.site-nav > a, .drop-label {
    color: var(--muted); text-decoration: none; font-size: 0.92rem; font-weight: 500;
    padding: 0.45rem 0.7rem; border-radius: 8px;
    display: inline-flex; align-items: center; gap: 0.35rem;
}
.site-nav > a:hover, .drop-label:hover, .site-nav a.active, .drop.is-current > .drop-label { color: var(--ink); }
.drop { position: relative; }
.drop-panel {
    display: none; position: absolute; top: 100%; left: 0; min-width: 200px;
    background: var(--card); border: 1px solid var(--line); border-radius: 12px;
    padding: 0.45rem; box-shadow: var(--shadow);
}
.drop:hover .drop-panel, .drop:focus-within .drop-panel { display: grid; }
.drop-panel a {
    color: var(--muted); text-decoration: none; padding: 0.45rem 0.6rem; border-radius: 8px;
}
.drop-panel a:hover, .drop-panel a.active { color: var(--ink); background: var(--bg-2); }
.header-cta { display: flex; align-items: center; gap: 0.6rem; margin-left: 0.5rem; }
.ghost-link { color: var(--muted); text-decoration: none; font-size: 0.9rem; font-weight: 500; display: inline-flex; align-items: center; gap: 0.35rem; }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.4rem;
    background: var(--accent); color: var(--accent-ink); text-decoration: none;
    border: 0; border-radius: 999px; padding: 0.75rem 1.2rem; font: inherit; font-weight: 600; cursor: pointer;
}
.btn-sm { padding: 0.45rem 0.9rem; font-size: 0.85rem; }
.btn-ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--line); }

@media (max-width: 960px) {
    .nav-toggle { display: inline-flex; }
    .site-nav, .header-cta { display: none; }
    .site-header.open .site-nav {
        display: flex; flex-direction: column; align-items: stretch;
        position: absolute; left: 0; right: 0; top: 100%;
        background: var(--bg); border-bottom: 1px solid var(--line); padding: 0.8rem 1rem 1rem;
    }
    .site-header.open .header-cta { display: flex; position: absolute; right: 1rem; top: 4.2rem; }
    .drop-panel { position: static; display: grid; box-shadow: none; border: 0; padding-left: 0.6rem; }
}

.hero { padding: 4.2rem 0 3rem; }
.hero-grid { display: grid; gap: 2rem; align-items: center; }
@media (min-width: 900px) { .hero-grid { grid-template-columns: 1.2fr 0.8fr; } }
.eyebrow { text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.7rem; font-weight: 600; color: var(--accent); margin: 0 0 0.85rem; display: flex; align-items: center; gap: 0.4rem; }
.lead { font-size: 1.12rem; color: var(--muted); max-width: 40rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1.4rem; }
.hero-card {
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 1.3rem; box-shadow: var(--shadow);
}
.logos-row { padding: 0 0 2.5rem; color: var(--muted); font-size: 0.9rem; }

.band { background: var(--bg-2); border-block: 1px solid var(--line); padding: 3.6rem 0; }
.cards { display: grid; gap: 1rem; }
@media (min-width: 720px) { .cards { grid-template-columns: 1fr 1fr; } }
.cards.three { grid-template-columns: 1fr; }
@media (min-width: 900px) { .cards.three { grid-template-columns: 1fr 1fr 1fr; } }
.cards article {
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.25rem 1.3rem;
}
.split { display: grid; gap: 1.5rem; padding: 3.5rem 0; }
@media (min-width: 800px) { .split { grid-template-columns: 1fr 1fr; } }
.steps { margin: 1rem 0; padding-left: 1.2rem; }
.ticks { margin: 0; padding-left: 1.1rem; color: var(--muted); }
.mission p { color: var(--muted); max-width: 36rem; }
.diagram {
    display: flex; flex-wrap: wrap; align-items: stretch; gap: 0.65rem;
    margin: 1.2rem 0 0.5rem; padding: 1rem;
    background: var(--bg-2); border: 1px dashed var(--line); border-radius: var(--radius);
}
.d-box, .d-step {
    background: #fff; border: 1px solid var(--line); border-radius: 14px;
    padding: 0.9rem 1rem; min-width: 9.5rem; flex: 1;
    box-shadow: var(--shadow);
}
.d-box strong, .d-step b { display: block; margin: 0.15rem 0 0.25rem; }
.d-box span, .d-step { color: var(--ink); font-size: 0.92rem; }
.d-box span { display: block; color: var(--muted); font-size: 0.85rem; }
.d-box code, .d-step code { display: block; margin-top: 0.4rem; font-size: 0.78rem; }
.d-box-accent, .d-step-end { border-color: var(--accent); background: #fff8f3; }
.d-arrow, .d-chevron {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    color: var(--accent); font-weight: 700; min-width: 2.2rem; font-size: 1.1rem;
}
.d-arrow small { font-size: 0.65rem; font-weight: 600; letter-spacing: 0.04em; color: var(--muted); }
.diagram-flow { align-items: center; }
.d-step { min-width: 7.2rem; flex: 1 1 7rem; }
.diagram-cap { font-size: 0.9rem; color: var(--muted); margin: 0 0 1.5rem; }
@media (max-width: 700px) {
    .diagram { flex-direction: column; }
    .d-arrow, .d-chevron { transform: rotate(90deg); min-height: 1.6rem; }
}
.cta-final { padding: 4rem 0 5rem; text-align: center; }
.cta-final .actions { justify-content: center; }

.prose, .docs { padding: 3rem 0 4.5rem; max-width: 46rem; }
.prose.wide, .docs { max-width: 52rem; }
.prose p, .docs p { color: var(--muted); }
.toc { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; margin: 1.5rem 0 2rem; }
.toc a { font-size: 0.88rem; }

.coffee-pay {
    display: grid; gap: 1.25rem; margin-top: 1.75rem; align-items: start;
}
@media (min-width: 800px) { .coffee-pay { grid-template-columns: minmax(16rem, 18rem) 1fr; } }
.qr-card {
    margin: 0; padding: 1rem 1rem 0.85rem;
    background: #111827; color: #e5e7eb;
    border-radius: var(--radius); text-align: center;
    box-shadow: var(--shadow);
}
.qr-card img {
    width: 100%; height: auto; max-width: 280px; margin: 0 auto;
    border-radius: 12px; background: #111827;
}
.qr-card figcaption { font-size: 0.82rem; margin: 0.7rem 0 0.3rem; color: #9ca3af; }
.amount-row .is-picked {
    background: var(--accent); color: var(--accent-ink); box-shadow: none;
}
.coffee-box {
    margin-top: 0; padding: 1.4rem; border: 1px solid var(--line);
    border-radius: var(--radius); background: var(--card);
    box-shadow: var(--shadow);
}
.coffee-box .ico-lg { color: var(--accent); }
.upi-id { font-size: 1.35rem; font-weight: 600; letter-spacing: 0.02em; margin: 0.3rem 0 0.6rem; }
.amount-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1rem 0; }
.custom-amt { max-width: 12rem; margin: 0.5rem 0 1rem; }
#coffee-note { margin-top: 2.4rem; }
form, .stack-form { display: grid; gap: 0.85rem; }
label { display: grid; gap: 0.35rem; font-size: 0.88rem; font-weight: 500; }
input, textarea, select {
    font: inherit; padding: 0.7rem 0.8rem; border-radius: 12px;
    border: 1px solid var(--line); background: #fff; color: var(--ink);
}
.audience, .flow-section { padding: 3.2rem 0 3.6rem; }
.flow {
    list-style: none; margin: 1.6rem 0 1.2rem; padding: 0;
    display: grid; gap: 0.85rem;
}
@media (min-width: 900px) { .flow { grid-template-columns: repeat(6, 1fr); } }
.flow li {
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 1rem 1.05rem;
}
.flow li span {
    display: inline-flex; width: 2rem; height: 2rem; align-items: center; justify-content: center;
    border-radius: 10px; background: #fff4ec; color: var(--accent);
    margin-bottom: 0.55rem;
}
.flow li span .ico { width: 1.05rem; height: 1.05rem; }
.flow li strong { display: block; margin-bottom: 0.35rem; }
.flow li p { margin: 0; color: var(--muted); font-size: 0.88rem; }
.invite-grid { display: grid; gap: 1.5rem; align-items: start; }
@media (min-width: 800px) { .invite-grid { grid-template-columns: 1.2fr 0.8fr; } }
.quote-pad { padding: 3.2rem 0; }
.docs select, .stack-form select { width: 100%; }
.form-note { font-size: 0.9rem; }
.form-note.ok { color: #3dba6e; }
.form-note.err { color: #ff6b6b; }

.site-footer { margin-top: auto; border-top: 1px solid var(--line); background: var(--bg-2); }
.footer-grid {
    display: grid; gap: 1.5rem; padding: 2.4rem 0 1.2rem;
}
@media (min-width: 800px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; } }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin: 0.35rem 0; }
.footer-grid a { color: var(--muted); text-decoration: none; display: inline-flex; align-items: center; gap: 0.35rem; }
.footer-grid a:hover { color: var(--ink); }
.foot-title, .brand-foot { font-weight: 600; margin: 0 0 0.6rem; }
.crumbs { padding: 0.65rem 0 0; font-size: 0.82rem; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.25rem 0.4rem; color: var(--muted); }
.crumbs li:not(:last-child)::after { content: "/"; margin-left: 0.4rem; color: var(--line); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--ink); }
.faq-list { margin: 1.2rem 0; }
.faq-item { border: 1px solid var(--line); border-radius: 14px; padding: 1rem 1.1rem; margin: 0 0 0.65rem; background: var(--card); }
.faq-item dt { font-weight: 600; margin: 0 0 0.35rem; color: var(--ink); }
.faq-item dd { margin: 0; color: var(--muted); }