:root {
  --green: #16A34A;
  --green-dark: #166534;
  --mint: #F0FDF4;
  --white: #FFFFFF;
  --text: #243B2E;
  --muted: #4B6355;
  --line: #CFE8D8;
  --error: #B91C1C;
  --radius: 12px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--text);
  background: var(--mint);
}

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 1rem; }

h1, h2 { color: var(--green-dark); line-height: 1.2; margin: 0; }
h1 { font-size: 1.9rem; letter-spacing: -0.01em; }
h2 { font-size: 1.3rem; }

:focus-visible { outline: 3px solid var(--green); outline-offset: 2px; }

/* Header */
.site-header { background: var(--white); border-bottom: 1px solid var(--line); padding: 0.75rem 0 0.9rem; }
.site-header .wrap { display: flex; flex-direction: column; gap: 0.75rem; }
.brand { display: inline-flex; align-items: center; gap: 0.5rem; text-decoration: none; color: var(--green-dark); font-weight: 700; font-size: 1.15rem; }

/* Ad placeholders */
.ad-slot {
  display: flex; align-items: center; justify-content: center;
  min-height: 60px; width: 100%; max-width: 728px; margin: 0 auto;
  border: 1.5px dashed var(--line); border-radius: 8px;
  color: var(--muted); font-size: 0.85rem; background: var(--mint);
}

/* Hero */
.hero { padding: 1.75rem 0 2rem; }
.hero-grid { display: grid; gap: 1.5rem; }
.lead { font-size: 1.05rem; margin: 0.9rem 0 0; max-width: 34rem; }
.points { list-style: none; padding: 0; margin: 1.1rem 0 0; display: grid; gap: 0.55rem; }
.points li { display: flex; align-items: center; gap: 0.6rem; }
.points svg { flex: none; }
.free-note { margin: 1rem 0 0; color: var(--muted); font-size: 0.95rem; }

/* Form card */
.card {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 1.25rem 1rem 1.4rem;
}
.card h2 { margin-bottom: 1rem; }

.field { margin: 0 0 1.1rem; padding: 0; border: 0; min-width: 0; }
label, legend { display: block; font-weight: 600; color: var(--green-dark); margin-bottom: 0.35rem; padding: 0; }
.row { display: grid; grid-template-columns: 1fr; gap: 0; }

input[type="text"], input[type="email"], input[type="number"], input[type="search"], select {
  width: 100%; min-height: 48px; padding: 0.6rem 0.75rem;
  font: inherit; font-size: 1rem; /* 16px stops iPhones zooming in on focus */
  color: var(--text); background: var(--white);
  border: 1.5px solid #9CC9AC; border-radius: 10px;
}
input[aria-invalid="true"], select[aria-invalid="true"] { border-color: var(--error); }

.hint { margin: 0 0 0.5rem; color: var(--muted); font-size: 0.9rem; }
#school-filter { margin-bottom: 0.5rem; }

.school-list {
  max-height: 15rem; overflow-y: auto; -webkit-overflow-scrolling: touch;
  border: 1.5px solid #9CC9AC; border-radius: 10px; padding: 0.25rem;
}
.muted { color: var(--muted); margin: 0.6rem; font-size: 0.95rem; }

.check {
  display: flex; align-items: center; gap: 0.7rem;
  min-height: 46px; padding: 0.4rem 0.6rem; margin: 0;
  font-weight: 400; color: var(--text); border-radius: 8px; cursor: pointer;
}
.check:hover { background: var(--mint); }
.check input { width: 22px; height: 22px; flex: none; accent-color: var(--green-dark); margin: 0; }
.check[hidden] { display: none; }
.checks { border: 1.5px solid #9CC9AC; border-radius: 10px; padding: 0.25rem; }

.error, .form-error { color: var(--error); font-size: 0.9rem; margin: 0.35rem 0 0; }
.error:empty, .form-error:empty { display: none; }
.form-error { margin: 0 0 0.9rem; font-size: 0.95rem; }

.btn {
  display: block; width: 100%; min-height: 52px; padding: 0.75rem 1rem;
  font: inherit; font-size: 1.05rem; font-weight: 700;
  color: var(--white); background: var(--green-dark);
  border: 0; border-radius: 10px; cursor: pointer;
}
.btn:hover { background: #14532D; }
.btn[disabled] { opacity: 0.7; cursor: progress; }

.fine { margin: 0.8rem 0 0; font-size: 0.85rem; color: var(--muted); }

/* Spam trap: off-screen, not display:none, so bots still see it */
.trap { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

/* Success panel */
.success { text-align: center; padding: 1rem 0.25rem; }
.success h2 { margin: 0.6rem 0 0.5rem; }
.success p { margin: 0 auto; max-width: 28rem; }
.link-btn {
  margin-top: 1.1rem; padding: 0.6rem 0.9rem; min-height: 44px;
  font: inherit; color: var(--green-dark); background: none;
  border: 1.5px solid var(--green-dark); border-radius: 10px; cursor: pointer; font-weight: 600;
}

/* Stats (shown when you remove "hidden" in index.html) */
.stats { background: var(--white); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 2rem 0; }
.stats[hidden] { display: none; }
.stats h2 { margin-bottom: 1rem; }
.stats-grid { display: grid; gap: 0.75rem; grid-template-columns: 1fr; }
.stat { display: flex; flex-direction: column; padding: 1rem; background: var(--mint); border-radius: var(--radius); }
.stat-number { font-size: 2rem; font-weight: 700; color: var(--green-dark); min-height: 2.4rem; }
.stat-label { color: var(--muted); }

/* Footer */
.site-footer { padding: 1.75rem 0 2.25rem; }
.site-footer .ad-slot { margin-bottom: 1.25rem; }
.site-footer .fine { text-align: center; }

/* Bigger screens */
@media (min-width: 560px) {
  .row { grid-template-columns: 1fr 1.6fr; gap: 0.9rem; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 900px) {
  h1 { font-size: 2.6rem; }
  .hero { padding: 3rem 0 3.25rem; }
  .hero-grid { grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
  .card { padding: 1.6rem 1.5rem 1.7rem; }
  .site-header .wrap { flex-direction: row; align-items: center; justify-content: space-between; }
  .site-header .ad-slot { margin: 0; max-width: 468px; }
}

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }

/* Manage page (change my schools) */
.narrow { max-width: 640px; }
.manage-page { padding: 1.5rem 0 2rem; }
.banner {
  margin: 0 0 1rem; padding: 0.8rem 1rem; border-radius: 10px;
  background: var(--mint); border: 1.5px solid var(--green); color: var(--green-dark); font-weight: 600;
}
.banner[hidden] { display: none; }
.form-ok { color: var(--green-dark); font-weight: 600; margin: 0 0 0.9rem; }
.form-ok:empty { display: none; }
.danger-zone { margin-top: 1.75rem; padding-top: 1.1rem; border-top: 1px solid var(--line); }
.danger-zone .hint { margin-bottom: 0.4rem; }
.link-btn.danger { color: var(--error); border-color: var(--error); margin-top: 0; }
.link-btn.as-link { display: inline-flex; align-items: center; text-decoration: none; margin-top: 0.4rem; }
#manage-form[hidden], #message-panel[hidden], .banner[hidden] { display: none; }