:root {
  --bg: #f5f6f8; --card: #fff; --text: #1b1f24; --muted: #5f6b76; --border: #d9dee3;
  --error: #b42318; --notice-bg: #fff6e0; --notice: #7a5200; --link: #1f5fa8;
  color-scheme: light;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; padding: 32px 16px; }
h1 { font-size: 1.5rem; margin: 0 0 .5rem; }
a { color: var(--link); }
code { background: var(--bg); padding: 2px 6px; border-radius: 4px; }
.card { max-width: 560px; margin: 0 auto; background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 28px; }
.card.narrow { max-width: 460px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.church { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.logo { width: 48px; height: 48px; object-fit: contain; border-radius: 8px; }
.notice { background: var(--notice-bg); color: var(--notice); padding: 10px 12px; border-radius: 8px; font-size: .9rem; }
.seg { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--border); border-radius: 10px; padding: 3px; margin: 0 0 16px; gap: 3px; }
.seg input { position: absolute; opacity: 0; }
.seg span { display: block; text-align: center; padding: 8px; border-radius: 7px; cursor: pointer; font-weight: 500; }
.seg input:checked + span { background: var(--accent); color: #fff; }
.seg input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }
.amounts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 12px; }
.preset { padding: 10px 0; border: 1px solid var(--border); background: var(--card); color: var(--text); border-radius: 8px; font: inherit; font-weight: 600; cursor: pointer; }
.preset.active { border-color: var(--accent); box-shadow: inset 0 0 0 1px var(--accent); }
.field { display: block; margin-bottom: 14px; }
.field > span { display: block; font-size: .875rem; font-weight: 500; margin-bottom: 4px; }
input, select { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font: inherit; background: var(--card); color: var(--text); }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.money { display: flex; align-items: center; border: 1px solid var(--border); border-radius: 8px; padding-left: 12px; }
.money input { border: 0; font-size: 1.25rem; font-weight: 600; }
.money:focus-within { outline: 2px solid var(--accent); }
.money input:focus { outline: none; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 520px) { .row { grid-template-columns: 1fr; } .card { padding: 20px; } }
.payment { margin: 6px 0 16px; }
.error { color: var(--error); font-size: .9rem; }
.btn { display: inline-block; width: 100%; padding: 13px; border: 0; border-radius: 10px; background: var(--accent); color: #fff; font: inherit; font-weight: 600; font-size: 1.05rem; cursor: pointer; text-decoration: none; text-align: center; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.secondary { background: transparent; color: var(--accent); border: 1px solid var(--border); width: auto; padding: 10px 18px; }
.check { width: 56px; height: 56px; margin: 0 auto 12px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 30px; line-height: 56px; }
.powered { text-align: center; color: var(--muted); font-size: .8rem; margin-top: 20px; }
/* Admin */
.wide { max-width: 960px; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .75rem; font-weight: 600; background: var(--bg); }
.pill.ok { background: #dcfae6; color: #085d3a; }
.pill.off { opacity: .5; text-decoration: line-through; }
.inline { display: inline; }
.inline-form { display: flex; gap: 8px; margin-top: 8px; }
.inline-form input { padding: 6px 8px; }
.inline-form button, .linkbtn { padding: 6px 10px; border-radius: 6px; border: 1px solid var(--border); background: var(--card); color: var(--text); cursor: pointer; font: inherit; font-size: .85rem; text-decoration: none; white-space: nowrap; }
.add-church { max-width: 480px; }
.flash { background: var(--notice-bg); color: var(--notice); padding: 10px 12px; border-radius: 8px; margin-bottom: 16px; }

/* Landing page */
body.landing { padding: 0; background: #fff; }
.landing .wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.landing nav { display: flex; justify-content: space-between; align-items: center; padding: 22px 0; }
.brand { font-weight: 700; font-size: 1.15rem; color: var(--text); text-decoration: none; letter-spacing: -.01em; }
.brand span { color: var(--accent); }
.hero { padding: 64px 0 72px; display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.3rem); line-height: 1.08; letter-spacing: -.025em; margin-bottom: 18px; }
.hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 34rem; margin: 0 0 28px; }
.cta { display: flex; gap: 12px; flex-wrap: wrap; }
.cta .btn { width: auto; padding: 13px 24px; }
.mock { background: var(--bg); border: 1px solid var(--border); border-radius: 18px; padding: 22px; }
.mock .card { padding: 22px; box-shadow: 0 12px 32px rgba(16, 24, 40, .08); }
.mock .url { font-size: .8rem; color: var(--muted); background: #fff; border: 1px solid var(--border); border-radius: 999px; padding: 5px 12px; margin-bottom: 14px; display: inline-block; }
.mock .amounts .preset.active { border-color: var(--accent); }
.mock .fake { height: 38px; border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px; }
.band { background: var(--bg); padding: 72px 0; }
.landing h2 { font-size: 1.8rem; letter-spacing: -.02em; margin: 0 0 10px; }
.sub { color: var(--muted); margin: 0 0 36px; max-width: 40rem; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 22px; }
.feature h3 { font-size: 1.02rem; margin: 10px 0 6px; }
.feature p { color: var(--muted); margin: 0; font-size: .95rem; }
.icon { width: 38px; height: 38px; border-radius: 10px; background: #e8f0f8; color: var(--accent); display: grid; place-items: center; }
.icon svg { width: 20px; height: 20px; }
.steps { padding: 72px 0; }
.step { display: grid; grid-template-columns: 40px 1fr; gap: 14px; }
.step .n { width: 32px; height: 32px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; display: grid; place-items: center; }
.step h3 { margin: 4px 0 4px; font-size: 1.02rem; }
.step p { margin: 0; color: var(--muted); font-size: .95rem; }
.closing { text-align: center; padding: 72px 0 40px; }
.closing .btn { width: auto; padding: 13px 26px; }
.landing footer.powered { padding: 28px 0 36px; border-top: 1px solid var(--border); margin-top: 40px; }
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 32px; gap: 36px; }
  .grid3 { grid-template-columns: 1fr; }
}
.preset { text-align: center; }
.hero > *, .grid3 > * { min-width: 0; }
.mock .seg span { padding: 8px 4px; }
@media (max-width: 520px) {
  .landing nav a:not(.brand) { display: none; }
  .landing .wrap { padding: 0 16px; }
  .band, .steps { padding: 48px 0; }
}
.landing h2 { line-height: 1.2; }