:root {
  --orange: #ff8000;
  --orange-deep: #b54c00;
  --ink: #1b1611;
  --paper: #fff9f4;
  --paper-raised: #ffffff;
  --slate: #6b6259;
  --border: #e6ddd2;
  --input-bg: #ffffff;
  --success-bg: #e3f6e8;
  --success-border: #b7e3c3;
  --success-text: #1e6b3a;
  --error-bg: #fdecea;
  --error-border: #f3c2bd;
  --error-text: #7a241a;
}

:root[data-theme="dark"] {
  --orange: #ff9433;
  --orange-deep: #ffb066;
  --ink: #f2ede6;
  --paper: #17140f;
  --paper-raised: #221d17;
  --slate: #a89f93;
  --border: #3a332b;
  --input-bg: #2a251e;
  --success-bg: #16321f;
  --success-border: #234d2c;
  --success-text: #7fd99a;
  --error-bg: #3a1f1c;
  --error-border: #5c2e28;
  --error-text: #ff9d90;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --orange: #ff9433;
    --orange-deep: #ffb066;
    --ink: #f2ede6;
    --paper: #17140f;
    --paper-raised: #221d17;
    --slate: #a89f93;
    --border: #3a332b;
    --input-bg: #2a251e;
    --success-bg: #16321f;
    --success-border: #234d2c;
    --success-text: #7fd99a;
    --error-bg: #3a1f1c;
    --error-border: #5c2e28;
    --error-text: #ff9d90;
  }
}

:root[data-theme="verde"] {
  --orange: #22a366;
  --orange-deep: #157a45;
  --paper: #dcf2e2;
  --paper-raised: #ffffff;
  --border: #c3e3cb;
  --input-bg: #ffffff;
}

:root[data-theme="azul"] {
  --orange: #2f8fe0;
  --orange-deep: #1c63a8;
  --paper: #d7ebfa;
  --paper-raised: #ffffff;
  --border: #bfdcf2;
  --input-bg: #ffffff;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}
a { color: inherit; }
.wrap { max-width: 960px; margin: 0 auto; padding: 0 1.25rem; }

.topbar {
  border-bottom: 1px solid var(--border);
  background: var(--paper-raised);
}
.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.1em;
  background: var(--orange);
  border-radius: 8px;
  padding: 0.3em 0.6em 0.35em;
  line-height: 1;
  text-decoration: none;
}
.brand .netex { font-weight: 700; font-size: 1.05rem; color: #000; }
.brand .ti { font-weight: 700; font-style: italic; font-size: 0.9rem; color: #fff; margin-left: 0.05em; }

.nav-links { display: flex; align-items: center; gap: 1.25rem; font-size: 0.92rem; font-weight: 600; }
.nav-links a { text-decoration: none; color: var(--slate); }
.nav-links a:hover { color: var(--orange-deep); }
.nav-links form button {
  background: none; border: none; font: inherit; font-weight: 600; color: var(--slate); cursor: pointer; padding: 0;
}
.nav-links form button:hover { color: var(--orange-deep); }

.theme-switcher {
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.35em 0.6em;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--paper-raised);
  color: var(--ink);
  cursor: pointer;
}
.theme-switcher:focus {
  outline: 2px solid var(--orange);
  outline-offset: 1px;
}

main { padding: 2.5rem 0 4rem; }

h1, h2, h3 { text-wrap: balance; margin: 0 0 0.5rem; }
h1 { font-size: 1.6rem; }
h2 { font-size: 1.2rem; }

.card {
  background: var(--paper-raised);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.65em 1.2em;
  border-radius: 6px;
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--orange); color: #000; }
.btn-primary:hover { background: #e36f00; }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--ink); }
.btn-ghost:hover { border-color: var(--orange); color: var(--orange-deep); }

.field { margin-bottom: 1.1rem; }
.field label { display: block; font-weight: 600; font-size: 0.88rem; margin-bottom: 0.35rem; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 0.6em 0.75em;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  background: var(--input-bg);
  color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--orange);
  outline-offset: 1px;
  border-color: var(--orange);
}
.field .erro { color: #b3261e; font-size: 0.82rem; margin-top: 0.3rem; }
.field-hint { font-size: 0.8rem; color: var(--slate); margin-top: 0.3rem; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1.25rem; }
.form-grid .field-full { grid-column: 1 / -1; }

.tipo-toggle { display: flex; gap: 0.6rem; margin-bottom: 1.4rem; }
.tipo-toggle label {
  flex: 1;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  padding: 0.7em 1em;
  text-align: center;
  font-weight: 700;
  cursor: pointer;
}
.tipo-toggle input { display: none; }
.tipo-toggle input:checked + span { color: var(--orange-deep); }
.tipo-toggle label:has(input:checked) { border-color: var(--orange); background: color-mix(in srgb, var(--orange) 8%, transparent); }

.alert-erro {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  color: var(--error-text);
  border-radius: 6px;
  padding: 0.9rem 1.1rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.alert-sucesso {
  background: var(--success-bg);
  border: 1px solid var(--success-border);
  color: var(--success-text);
  border-radius: 6px;
  padding: 0.9rem 1.1rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

table.lista { width: 100%; border-collapse: collapse; }
table.lista th, table.lista td { text-align: left; padding: 0.7em 0.5em; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
table.lista th { color: var(--slate); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; }
table.lista tr:hover td { background: color-mix(in srgb, var(--orange) 5%, transparent); }

.badge { display: inline-block; padding: 0.2em 0.65em; border-radius: 999px; font-size: 0.78rem; font-weight: 700; }
.badge-aberto { background: #fdecea; color: #b3261e; }
.badge-em_andamento { background: #fff3d6; color: #8a5a00; }
.badge-aguardando_peca { background: #eae6ff; color: #4b3aa8; }
.badge-concluido { background: #e3f6e8; color: #1e6b3a; }
.badge-cancelado { background: #eee; color: #555; }

.timeline { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
.timeline-item { border-left: 2px solid var(--border); padding-left: 1rem; }
.timeline-item .meta { font-size: 0.78rem; color: var(--slate); }

.empty-state { text-align: center; padding: 3rem 1rem; color: var(--slate); }