:root {
  --bg: #ecedee;
  --surface: #ffffff;
  --ink: #0f1a24;
  --ink-2: #2b3845;
  --muted: #6a7682;
  --line: #e3e5e8;
  --accent: #6a8e8e;
  --shadow: 0 1px 2px rgba(15, 26, 36, 0.04), 0 8px 24px rgba(15, 26, 36, 0.06);
  --radius: 18px;
  --radius-sm: 12px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--accent); }

h1, h2, h3 {
  font-family: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  color: var(--ink);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0;
}

/* Header */
.site-header {
  background: var(--bg);
  padding: 40px 32px 0;
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: start;
}

.brand {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 6px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  color: var(--accent);
  font-weight: 600;
}

.brand h1 {
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  line-height: 1.05;
}

.lede {
  margin: 14px 0 0;
  color: var(--ink-2);
  max-width: 56ch;
}

.info-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  font-size: 14px;
  min-width: 280px;
  box-shadow: var(--shadow);
}
.info-card p { margin: 4px 0; }

/* Pill nav */
.pillnav {
  max-width: 1200px;
  margin: 28px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 24px;
}
.pillnav a {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
  text-decoration: none;
  font-size: 14px;
  color: var(--ink-2);
  transition: border-color .15s ease, color .15s ease, transform .15s ease;
}
.pillnav a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Page grid */
.page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 32px 64px;
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
  gap: 24px;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px 28px 26px;
  box-shadow: var(--shadow);
}

.card h2 {
  font-size: 1.9rem;
  margin-bottom: 18px;
}

.span-2 { grid-column: 1 / -1; }
.stack > * + * { margin-top: 14px; }

/* Notices */
.notice {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 18px 20px 16px;
}
.notice-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 6px;
}
.notice-head h3 {
  font-family: 'Inter', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
}
.notice-head time {
  color: var(--muted);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}
.notice p { margin: 0; color: var(--ink-2); }

/* Dropzone removed; form lives in #comunicacao */

.btn {
  background: var(--ink);
  color: #fff;
  border: 0;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
}
.btn:hover { background: #1a2733; }

/* Doc list */
.doc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}
.doc-list li {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
}
.doc-list a {
  text-decoration: none;
  display: block;
  color: var(--ink);
}
.doc-list a:hover { color: var(--accent); }

/* Tables */
table.files, table.grades {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.files th, table.grades th,
table.files td, table.grades td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}
table.files th, table.grades th {
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 12px;
}
table.files tbody tr:last-child td,
table.grades tbody tr:last-child td { border-bottom: 0; }

table.files th.week-num,
table.files td.week-num {
  text-align: center;
  font-variant-numeric: tabular-nums;
  width: 1%;
  white-space: nowrap;
}

.muted { color: var(--muted); }

/* Contact form */
.contact-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
  max-width: 640px;
}
.contact-form .field { display: grid; gap: 6px; }
.contact-form label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
}
.contact-form input,
.contact-form textarea {
  font: inherit;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  width: 100%;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(106, 142, 142, 0.18);
}
.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form .btn { justify-self: start; margin-top: 4px; }
.contact-form .hp { position: absolute; left: -9999px; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 24px 32px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

/* Responsive */
@media (max-width: 900px) {
  .header-inner { grid-template-columns: 1fr; }
  .info-card { min-width: 0; }
  .grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: 1; }
  .site-header { padding: 28px 20px 0; }
  .page { padding: 24px 20px 48px; }
}

@media (max-width: 520px) {
  .notice-head { flex-direction: column; gap: 2px; }
}