:root {
  --ink: #16283c; --muted: #5c6b7d; --bg: #f4f7fb; --card: #ffffff;
  --accent: #1d5c9d; --accent-dark: #164a80; --accent-soft: #e8f0f9;
  --line: #e3e9f0; --warn: #a4562c; --warn-soft: #f6ecdf;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(22, 40, 60, .05), 0 4px 16px rgba(22, 40, 60, .06);
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink); background: var(--bg); line-height: 1.55;
}
a { color: var(--accent); }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 1.2rem; }
header.site {
  background: rgba(255, 255, 255, .85); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line); padding: .7rem 0; position: sticky; top: 0; z-index: 5;
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; }
.logo {
  font-weight: 700; font-size: 1.2rem; color: var(--ink); text-decoration: none;
  display: flex; align-items: center; gap: .5rem;
}
.hero-mark { height: clamp(110px, 18vw, 170px); width: auto; margin-bottom: .4rem; }
.logo span.b { color: var(--accent); }
.btn {
  display: inline-block; background: var(--accent); color: #fff; border: none;
  padding: .55rem 1.2rem; border-radius: 999px; font-size: .95rem; font-weight: 600;
  cursor: pointer; text-decoration: none; transition: background .15s;
}
.btn:hover { background: var(--accent-dark); }
.btn.ghost { background: transparent; color: var(--accent-dark); border: 1px solid var(--line); }
.btn.ghost:hover { background: var(--accent-soft); }
.btn.small { padding: .3rem .8rem; font-size: .85rem; }
.btn.block { display: block; width: 100%; text-align: center; border-radius: 10px; }

.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.2rem; margin: 1rem 0; box-shadow: var(--shadow);
}
h1 { font-size: 2rem; line-height: 1.15; }
.muted { color: var(--muted); }

/* hero */
.hero {
  text-align: center; padding: 3.5rem 0 2rem;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, #dcebfa 0%, rgba(244, 247, 251, 0) 70%);
}
.hero h1 { font-size: clamp(2rem, 5vw, 3.1rem); margin: .9rem auto .6rem; max-width: 720px; }
.hero p.sub { max-width: 600px; margin: 0 auto 1.6rem; font-size: 1.1rem; color: var(--muted); }
.pill {
  display: inline-block; background: var(--accent-soft); color: var(--accent-dark);
  border: 1px solid #cfe2f4; border-radius: 999px; padding: .25rem .9rem; font-size: .85rem;
}

/* stat cards */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 1.5rem 0; }
.stat {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem; text-align: center; box-shadow: var(--shadow);
}
.stat .n { font-size: 1.9rem; font-weight: 700; }
.stat .l { color: var(--muted); font-size: .88rem; }
@media (max-width: 720px) { .stats { grid-template-columns: 1fr; } }

/* chips + tags */
.chip {
  background: #f6f8fb; border: 1px solid var(--line); border-radius: 10px;
  padding: .45rem .7rem; font-size: .82rem; display: inline-block; margin: 0 .35rem .35rem 0;
}
.chip .k { display: block; color: var(--muted); font-size: .72rem; }
.chip .v { font-weight: 600; }
.tag {
  display: inline-block; background: var(--accent-soft); color: var(--accent-dark);
  border-radius: 999px; padding: .1rem .7rem; font-size: .78rem; margin-right: .3rem;
}
.tag.warn { background: var(--warn-soft); color: var(--warn); }
.badge-days {
  float: right; background: var(--accent-soft); color: var(--accent-dark);
  border-radius: 999px; padding: .15rem .7rem; font-size: .78rem; font-weight: 600; white-space: nowrap;
}
.badge-days.soon { background: var(--warn-soft); color: var(--warn); }

/* grants grid */
.grants-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem; }
.grant-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem; box-shadow: var(--shadow); display: flex; flex-direction: column;
}
.grant-card .org { color: var(--muted); font-size: .8rem; }
.grant-card h4 { margin: .5rem 0 .4rem; font-size: 1.02rem; line-height: 1.3; }
.grant-card .desc { color: var(--muted); font-size: .88rem; margin: 0 0 .7rem; }
.grant-card .spacer { flex: 1; }
.filter-chips { display: flex; flex-wrap: wrap; gap: .45rem; justify-content: center; margin: 0 0 1.4rem; }
.filter-chips button {
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: .4rem 1rem; font: inherit; font-size: .88rem; cursor: pointer; color: var(--ink);
}
.filter-chips button.on { background: var(--accent); color: #fff; border-color: var(--accent); }

input, textarea, select {
  width: 100%; padding: .55rem .7rem; border: 1px solid var(--line); border-radius: 10px;
  font: inherit; background: #fff; margin: .25rem 0 .8rem;
}
label { font-weight: 600; font-size: .9rem; }
.error { color: #a02c2c; font-weight: 600; }
.ok { color: #1d6b45; font-weight: 600; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; }
th, td { text-align: left; padding: .45rem .6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 720px) { .grid2 { grid-template-columns: 1fr; } }

/* chat */
#chat { display: flex; flex-direction: column; height: 440px; }
#chat-log { flex: 1; overflow-y: auto; padding: .6rem; background: var(--bg); border-radius: 10px; }
.msg { max-width: 85%; padding: .55rem .85rem; border-radius: 12px; margin: .35rem 0; white-space: pre-wrap; font-size: .95rem; }
.msg.user { background: var(--accent); color: #fff; margin-left: auto; }
.msg.bot { background: var(--card); border: 1px solid var(--line); }
#chat form { display: flex; gap: .5rem; margin-top: .6rem; }
#chat input { flex: 1; margin: 0; border-radius: 999px; padding-left: 1rem; }

footer.site {
  border-top: 1px solid var(--line); margin-top: 3rem; padding: 1.6rem 0 2.2rem;
  color: var(--muted); font-size: .85rem; text-align: center;
}