/* Carter Homeschool - warm, clean, mobile-first */
:root {
  --bg: #faf6ef;
  --card: #ffffff;
  --ink: #3a3226;
  --muted: #8a7f6a;
  --accent: #c98a2b;
  --accent-dark: #a56f1f;
  --accent-soft: #f7ecd4;
  --green: #5a8f4f;
  --red: #b0492f;
  --line: #e7ddc9;
  --radius: 14px;
  /* subject colors */
  --c-math: #3f7fbf;
  --c-phonics: #2a9d8f;
  --c-handwriting: #7c5cbf;
  --c-writing: #5a6fd6;
  --c-reading: #4d9e57;
  --c-science: #e07b39;
  --c-social: #c9a227;
  --c-art: #d6568c;
  --c-music: #b04a7a;
  --c-pe: #7fb069;
  --c-other: #8a7f6a;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  background-image: radial-gradient(circle at 20% 0%, #fffdf6 0%, var(--bg) 55%);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* top bar */
.topbar {
  background: linear-gradient(135deg, #2f2a20 0%, #453b28 100%);
  color: #f5eeda;
  position: sticky; top: 0; z-index: 50;
  box-shadow: 0 2px 10px rgba(40,30,10,0.25);
}
.topbar .wrap { display: flex; align-items: center; gap: 12px; padding-top: 10px; padding-bottom: 10px; }
.brand {
  color: #ffd98a; font-weight: 800; font-size: 1.15rem; text-decoration: none;
  white-space: nowrap; letter-spacing: 0.01em;
}
.mainnav { display: flex; gap: 4px; align-items: center; overflow-x: auto; scrollbar-width: none; }
.mainnav::-webkit-scrollbar { display: none; }
.mainnav a {
  color: #f5eeda; text-decoration: none; font-size: 0.92rem; font-weight: 500;
  padding: 7px 12px; border-radius: 999px; white-space: nowrap;
}
.mainnav a:hover { background: rgba(255,255,255,0.14); }
.mainnav a.active { background: var(--accent); color: #2f2a20; font-weight: 700; }
.nav-user { color: #cbbfa4; font-size: 0.82rem; margin-left: 8px; white-space: nowrap; }

main.wrap { padding-top: 20px; padding-bottom: 48px; }
h1 { font-size: 1.65rem; margin: 0 0 16px; letter-spacing: -0.01em; }
h2 { font-size: 1.2rem; margin: 28px 0 12px; border-bottom: 2px solid var(--line); padding-bottom: 6px; }
h3 { font-size: 1.05rem; margin: 18px 0 8px; }
.foot { color: var(--muted); font-size: 0.82rem; padding: 18px 16px 30px; text-align: center; }

/* cards */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(60,45,20,0.06), 0 4px 14px rgba(60,45,20,0.04);
}
.grid { display: grid; gap: 16px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

/* flashes */
.flash { padding: 10px 14px; border-radius: 10px; margin-bottom: 12px; }
.flash.ok { background: #e6f2e2; border: 1px solid #bcd8b4; color: #2f5c28; }
.flash.err { background: #f9e4dc; border: 1px solid #e5b7a4; color: #7c2f16; }

/* forms */
form.inline { display: inline; }
label { display: block; font-weight: 600; font-size: 0.9rem; margin: 10px 0 4px; }
input[type=text], input[type=date], input[type=number], input[type=password],
input[type=email], input[type=url], select, textarea {
  width: 100%; max-width: 520px;
  padding: 10px 12px; font-size: 1rem;
  border: 1px solid #cfc2a4; border-radius: 10px; background: #fffdf8; color: var(--ink);
}
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible {
  outline: 3px solid rgba(201,138,43,0.45); outline-offset: 1px;
}
textarea { min-height: 90px; resize: vertical; }
input[type=file] { margin: 6px 0; font-size: 0.95rem; }
button, .btn {
  display: inline-block;
  background: var(--accent); color: #2f2a20; font-weight: 700;
  border: none; border-radius: 10px; padding: 11px 20px; font-size: 1rem;
  cursor: pointer; text-decoration: none; margin-top: 12px;
  transition: transform 0.08s ease, background 0.15s ease;
}
button:hover, .btn:hover { background: var(--accent-dark); color: #fff; }
button:active, .btn:active { transform: scale(0.98); }
.btn.small, button.small { padding: 7px 14px; font-size: 0.88rem; margin-top: 0; }
.btn.ghost { background: #efe7d3; color: var(--ink); }
.btn.ghost:hover { background: #e3d5b8; color: var(--ink); }
.btn.danger { background: var(--red); color: #fff; }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > div { flex: 1 1 200px; }
.grow { flex: 1; }

/* tables */
table { width: 100%; border-collapse: collapse; margin: 10px 0; font-size: 0.95rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #f3ecdc; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.05em; }
th:first-child { border-radius: 8px 0 0 0; }
th:last-child { border-radius: 0 8px 0 0; }
tr:hover td { background: #fffdf6; }

/* progress bars */
.bar { background: #eee4cd; border-radius: 8px; height: 24px; position: relative; margin: 7px 0; overflow: hidden; }
.bar-fill { background: var(--accent); height: 100%; border-radius: 8px; transition: width 0.4s; }
.bar.green .bar-fill { background: var(--green); }
.bar-label { position: absolute; left: 10px; top: 2px; font-size: 0.82rem; font-weight: 600; color: #4a3f2a; white-space: nowrap; }

/* badges */
.badge { display: inline-block; padding: 3px 11px; border-radius: 20px; font-size: 0.78rem; font-weight: 700; }
.badge.planned, .badge.not_started, .badge.open { background: #eee4cd; color: #6b5b3a; }
.badge.done, .badge.met { background: #dcebd6; color: #2f5c28; }
.badge.skipped { background: #f0d9cd; color: #7c2f16; }
.badge.in_progress, .badge.doing { background: #d7e7f5; color: #23507e; }

/* photos */
.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.photo-grid a { display: block; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); background: #fff; }
.photo-grid img { width: 100%; height: 150px; object-fit: cover; display: block; }
.photo-cap { font-size: 0.8rem; color: var(--muted); padding: 5px 8px; background: #fff; }

/* planner */
.day-col { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.day-col h3 { margin-top: 0; font-size: 1rem; }
.plan-item { border-left: 5px solid var(--accent); padding: 8px 12px; margin: 9px 0; background: #fffdf8; border-radius: 0 10px 10px 0; }
.plan-item.done { border-color: var(--green); opacity: 0.85; }
.plan-item.skipped { border-color: var(--red); opacity: 0.7; }
.plan-item .meta { font-size: 0.82rem; color: var(--muted); }

/* daily log */
.log-entry { border-left: 5px solid var(--accent); padding: 10px 14px; margin: 12px 0; background: #fff; border-radius: 0 10px 10px 0; box-shadow: 0 1px 3px rgba(60,45,20,0.05); }
.log-entry .meta { font-size: 0.83rem; color: var(--muted); }
.log-entry .score { font-weight: 700; color: var(--accent-dark); }
.log-thumbs { display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap; }
.log-thumbs img { width: 92px; height: 92px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); }

/* subject color coding */
.subj-math { --sc: var(--c-math); }
.subj-phonics { --sc: var(--c-phonics); }
.subj-handwriting { --sc: var(--c-handwriting); }
.subj-writing { --sc: var(--c-writing); }
.subj-reading { --sc: var(--c-reading); }
.subj-science { --sc: var(--c-science); }
.subj-social-studies { --sc: var(--c-social); }
.subj-art { --sc: var(--c-art); }
.subj-music { --sc: var(--c-music); }
.subj-pe { --sc: var(--c-pe); }
.subj-other { --sc: var(--c-other); }
.plan-item[class*="subj-"], .log-entry[class*="subj-"] { border-left-color: var(--sc); }
.bar[class*="subj-"] .bar-fill { background: var(--sc); }

/* curriculum / tasks / operator log */
.unit-row { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px dashed var(--line); }
.unit-row .grow { flex: 1; }
.unit-row select { width: auto; max-width: none; padding: 6px 9px; font-size: 0.9rem; }
.task { border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; margin: 9px 0; background: #fff; }
.task .meta { font-size: 0.82rem; color: var(--muted); }
.oplog { border-bottom: 1px dashed var(--line); padding: 11px 0; }
.oplog .meta { font-size: 0.82rem; color: var(--muted); }

/* daily standard + gaps */
.std-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--line); }
.std-row .grow { flex: 1; }
.std-check { font-size: 1.3rem; width: 28px; text-align: center; color: var(--muted); }
.std-row.met .std-check { color: var(--green); }
.std-row.met strong { color: var(--green); }
.gap-row {
  background: #fdf3e7; border: 1px solid #f0d3a8; border-radius: 10px;
  padding: 9px 13px; margin: 8px 0; font-size: 0.94rem;
}
.std-form { border-bottom: 1px dashed var(--line); padding-bottom: 12px; margin-bottom: 4px; }

/* runbook */
.runbook h3 { margin-top: 22px; }
.runbook code { background: #f3ecdc; padding: 2px 6px; border-radius: 5px; font-size: 0.9em; }
.runbook pre { background: #2f2a20; color: #f5eeda; padding: 12px 14px; border-radius: 10px; overflow-x: auto; }
.runbook ul { padding-left: 22px; }
.runbook li { margin-bottom: 6px; }

.login-card { max-width: 420px; margin: 60px auto; }
.muted { color: var(--muted); font-size: 0.9rem; }
.hint { background: #fff8e6; border: 1px solid #f0d98c; border-radius: 10px; padding: 11px 15px; margin: 0 0 16px; font-size: 0.95em; }
details summary { cursor: pointer; }

/* lightbox */
#lightbox { display: none; position: fixed; inset: 0; background: rgba(20,16,8,0.92); z-index: 100; align-items: center; justify-content: center; padding: 20px; }
#lightbox.open { display: flex; }
#lightbox img { max-width: 92vw; max-height: 86vh; border-radius: 12px; }
#lightbox .lb-cap { color: #f5eeda; text-align: center; margin-top: 10px; }
#lightbox .lb-close { position: absolute; top: 16px; right: 22px; color: #fff; font-size: 2rem; cursor: pointer; }

/* phones */
@media (max-width: 640px) {
  h1 { font-size: 1.35rem; }
  .topbar .wrap { gap: 8px; }
  .brand { font-size: 1.02rem; }
  .nav-user { display: none; }
  table { display: block; overflow-x: auto; }
  th, td { padding: 7px 8px; font-size: 0.88rem; }
  button, .btn { padding: 12px 20px; }
  .card { padding: 14px; }
  .photo-grid { grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); }
  .photo-grid img { height: 110px; }
}