/* static/css/main.css */
:root {
  --bg-main: #0f0f0f;
  --bg-secondary: #1c1c1c;
  --text-primary: #eaeaea;
  --text-secondary: #9a9a9a;
  --text-disabled: #6f6f6f;
  --accent: #a84b08;
  --accent-hover: #c1611b;
  --accent-contrast: #f5e7dd;
  --accent-soft: rgba(168, 75, 8, 0.12);
  --accent-border: rgba(168, 75, 8, 0.35);
  --accent-glow: rgba(168, 75, 8, 0.35);
  --border: #2a2a2a;
  --error: #c4674f;
  --error-soft: rgba(196, 103, 79, 0.12);
  --error-border: rgba(196, 103, 79, 0.45);
  --ok: #7aa87d;
  --ok-soft: rgba(122, 168, 125, 0.12);
  --ok-border: rgba(122, 168, 125, 0.35);
  --surface-raised: #222222;
  --surface-input: #141414;
  --surface-hover: #232323;
  --surface-header: rgba(15, 15, 15, 0.65);
  --surface-nav: rgba(17, 17, 17, 0.92);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
}

a { color: var(--text-primary); text-decoration: none; }
a:hover { color: var(--accent); text-decoration: underline; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface-header);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand a {
  color: var(--text-primary);
  font-weight: 600;
}

.nav a {
  margin-left: 12px;
  color: var(--text-secondary);
}
.nav a:hover { color: var(--text-primary); }

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding: 12px 0;
  color: var(--text-secondary);
}

h1 { font-size: 24px; margin: 12px 0 16px; color: var(--text-primary); }
h2 { font-size: 18px; margin: 18px 0 10px; color: var(--text-primary); }

.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}

.form { display: grid; gap: 12px; max-width: 420px; }
.form-row { display: grid; gap: 6px; }
label { color: var(--text-secondary); font-size: 14px; }

.input, input, textarea, select {
  width: 100%;
  padding: 10px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-input);
  color: var(--text-primary);
  outline: none;
}
.input:focus, input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-glow);
}
input::placeholder,
textarea::placeholder {
  color: var(--text-disabled);
}
textarea { min-height: 70px; resize: vertical; }

.btn {
  display: inline-block;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-raised);
  color: var(--text-primary);
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}
.btn:hover {
  border-color: var(--accent);
  color: var(--text-primary);
}
.btn:disabled,
.btn[disabled] {
  opacity: 0.55;
  cursor: not-allowed;
  border-color: var(--border);
  color: var(--text-disabled);
}
button.btn[type="submit"],
input.btn[type="submit"] {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-contrast);
}
button.btn[type="submit"]:hover,
input.btn[type="submit"]:hover {
  background: var(--accent-hover);
}
.btn-small {
  padding: 6px 10px;
  font-size: 13px;
}

.muted { color: var(--text-secondary); }
.small { font-size: 12px; }

.list { list-style: none; padding: 0; margin: 0; }
.list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 12px;
}

.messages { margin: 10px 0 18px; display: grid; gap: 8px; }
.message {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-raised);
  color: var(--text-primary);
}
.message.error { border-color: var(--error-border); color: var(--text-secondary); }
.message.success { border-color: var(--ok-border); color: var(--text-secondary); }

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; }
.table { width: 100%; border-collapse: collapse; background: var(--bg-secondary); }
.table th, .table td { padding: 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table th { text-align: left; color: var(--text-secondary); font-weight: 600; }
.table tr:hover td { background: var(--surface-hover); }

.th-title { color: var(--text-primary); font-weight: 600; }

.cell { display: grid; gap: 6px; min-width: 170px; }
.input-score { max-width: 120px; }
/* ===== Bottom navigation (fixed) ===== */
body {
  padding-bottom: 64px; /* space for bottom nav */
}

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;

  border-top: 1px solid var(--border);
  background: var(--surface-nav);
  backdrop-filter: blur(8px);

  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
  z-index: 1000;
}

.bottom-link {
  text-align: center;
  padding: 12px 10px;
  color: var(--text-secondary);
  font-size: 14px;
  border-right: 1px solid var(--border);
}

.bottom-link:last-child {
  border-right: none;
}

.bottom-link:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.bottom-link.active {
  color: var(--accent);
  background: var(--accent-soft);
}

/* ===== Status badges (TODO/DONE/LATE) ===== */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-primary);
}

.badge-todo {
  background: var(--accent-soft);
  border-color: var(--accent-border);
}

.badge-done {
  background: var(--ok-soft);
  border-color: var(--ok-border);
}

.badge-late {
  background: var(--error-soft);
  border-color: var(--error-border);
}

.chart {
  min-height: 240px;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.tab-btn {
  border: 1px solid var(--border);
  background: var(--surface-raised);
  color: var(--text-secondary);
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
}

.tab-btn.active {
  color: var(--text-primary);
  border-color: var(--accent);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.attendance-cell {
  text-align: center;
}

.attendance-yes {
  color: var(--ok);
  font-weight: 600;
}

.attendance-no,
.attendance-empty {
  color: var(--text-secondary);
}