:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --card: #ffffff;
  --text: #1c1f26;
  --muted: #6b7280;
  --border: #e2e5ea;
  --accent: #2563eb;
  --danger: #dc2626;

  --night-bg: #b9f0c4;
  --night-text: #0f5132;
  --leave-bg: #ffc9ce;
  --leave-text: #7a1420;
  --request-bg: #fff0a8;
  --request-text: #6b5900;
  --weekend-bg: #ffd8a8;
  --weekend-text: #7a3d00;
  --special-bg: #bcd9ff;
  --special-text: #0a3a7a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

header a {
  color: var(--text);
  text-decoration: none;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
}

.header-nav a {
  text-decoration: underline;
}

.narrow-card {
  max-width: 420px;
}

.stack-form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.stack-form label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.9rem;
}

.stack-form input {
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  font-size: 0.95rem;
}

.error-msg {
  color: var(--danger);
  font-weight: 600;
}

.flash-msg {
  padding: 0.6rem 0.9rem;
  border-radius: 8px;
  margin-bottom: 1rem;
  background: var(--card);
  border: 1px solid var(--border);
}

.flash-msg.error-msg {
  background: var(--leave-bg);
  border-color: var(--danger);
}

.success-msg {
  color: #0f5132;
  font-weight: 600;
}

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.hint {
  color: var(--muted);
  font-size: 0.9rem;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--border);
}

.table-wrap {
  overflow-x: auto;
}

.emp-table tr.inactive {
  opacity: 0.5;
}

.move-cell form { display: inline; }

.inline { display: inline-block; margin-right: 0.3rem; }

button {
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  border-radius: 6px;
  padding: 0.35rem 0.7rem;
  font-size: 0.85rem;
}

button:hover { border-color: var(--accent); }

button.danger { color: var(--danger); }

button.btn-word {
  background: var(--special-bg);
  border-color: var(--special-text);
  color: var(--special-text);
}
button.btn-word:hover { background: color-mix(in srgb, var(--special-bg) 80%, var(--special-text) 20%); }

button.btn-excel {
  background: var(--night-bg);
  border-color: var(--night-text);
  color: var(--night-text);
}
button.btn-excel:hover { background: color-mix(in srgb, var(--night-bg) 80%, var(--night-text) 20%); }

.add-form, .block-form {
  margin-top: 1rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.add-form input, .block-form select, .block-form input, .month-form select, .month-form input {
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
}

.role-form {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.role-form select, .role-form input {
  padding: 0.3rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--card);
  color: var(--text);
  font-size: 0.85rem;
}

.role-form input {
  width: 4rem;
}

.month-form {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.plan-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
  gap: 0.75rem;
}

.plan-card {
  display: block;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  text-align: center;
}

.plan-card:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.month-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.night-cell { background: var(--night-bg); color: var(--night-text); font-weight: 600; }
.morning-cell { background: transparent; }
.off-cell { color: var(--muted); }
.fixed-cell { color: var(--text); }
.block-leave { background: var(--leave-bg); color: var(--leave-text); font-weight: 600; }
.block-request { background: var(--request-bg); color: var(--request-text); font-weight: 600; }
.special-cell { background: var(--special-bg); color: var(--special-text); font-weight: 600; }

tr.weekend-row td, tr.weekend-row th {
  background: var(--weekend-bg);
  color: var(--weekend-text);
}

/* Hafta sonuna denk gelen ozel renkli hucreler (gece/izin/istek/manuel sift)
   kendi rengini korur, turuncu ile ezilmez. */
tr.weekend-row td.night-cell { background: var(--night-bg); color: var(--night-text); }
tr.weekend-row td.block-leave { background: var(--leave-bg); color: var(--leave-text); }
tr.weekend-row td.block-request { background: var(--request-bg); color: var(--request-text); }
tr.weekend-row td.special-cell { background: var(--special-bg); color: var(--special-text); }

td.sub-cell {
  outline: 2px dashed var(--accent);
  outline-offset: -2px;
}

.tag {
  font-size: 0.68rem;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 4px;
  padding: 0.02rem 0.25rem;
  margin-left: 0.3rem;
  vertical-align: middle;
}

.legend {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.swatch {
  display: inline-block;
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 3px;
  border: 1px solid var(--border);
}

tfoot td {
  font-weight: 600;
  border-top: 2px solid var(--border);
}

.block-table {
  margin-top: 1rem;
}

.day-picker {
  width: 100%;
  margin-top: 0.75rem;
}

.day-picker-actions {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.day-picker-actions button {
  padding: 0.2rem 0.6rem;
  font-size: 0.78rem;
}

.day-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(4.5rem, 1fr));
  gap: 0.35rem;
}

.day-check {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.3rem 0.4rem;
  font-size: 0.82rem;
  cursor: pointer;
  user-select: none;
}

.day-check:has(input:checked) {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 18%, transparent);
}

.day-check.weekend-day {
  background: color-mix(in srgb, #f4a24a 25%, transparent);
}

.day-check.weekend-day:has(input:checked) {
  background: color-mix(in srgb, var(--accent) 30%, #f4a24a 25%);
}

.emp-grid {
  grid-template-columns: repeat(auto-fill, minmax(9rem, 1fr));
}

.day-wd {
  color: var(--muted);
  font-size: 0.72rem;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--text);
}