:root {
  --color-primary: #1f6f5c;
  --color-primary-dark: #16503f;
  --color-accent: #d98e3e;
  --color-bg: #f6f5f1;
  --color-card: #ffffff;
  --color-border: #e2e0d8;
  --color-text: #2b2a27;
  --color-text-muted: #6b6a65;
  --color-danger: #b3432b;
  --color-success: #2f7d4f;
  --radius: 10px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

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

.layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 220px;
  background: var(--color-primary-dark);
  color: #fff;
  padding: 20px 0;
  flex-shrink: 0;
}

.sidebar .brand {
  padding: 0 20px 20px;
  font-weight: 700;
  font-size: 1.15rem;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  margin-bottom: 10px;
}

.sidebar nav a {
  display: block;
  padding: 10px 20px;
  color: #eef3f1;
  font-size: 0.95rem;
}
.sidebar nav a:hover, .sidebar nav a.active {
  background: rgba(255,255,255,0.12);
  text-decoration: none;
}

.sidebar .user-box {
  padding: 14px 20px;
  margin-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.15);
  font-size: 0.85rem;
  color: #cfe3db;
}

.main {
  flex: 1;
  padding: 24px 32px;
  max-width: 1200px;
}

h1 { font-size: 1.5rem; margin-top: 0; }
h2 { font-size: 1.15rem; }

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 20px;
}

.stat-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.stat-card {
  flex: 1;
  min-width: 160px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px;
}
.stat-card .value { font-size: 1.8rem; font-weight: 700; color: var(--color-primary); }
.stat-card .label { color: var(--color-text-muted); font-size: 0.85rem; }

table { width: 100%; border-collapse: collapse; }
th, td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--color-border); font-size: 0.92rem; }
th { color: var(--color-text-muted); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em; }
tr:hover td { background: #faf9f6; }

.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 6px;
  border: none;
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
  font-size: 0.9rem;
}
.btn:hover { background: var(--color-primary-dark); text-decoration: none; }
.btn.secondary { background: #e5e3db; color: var(--color-text); }
.btn.secondary:hover { background: #d8d5c9; }
.btn.danger { background: var(--color-danger); }
.btn.danger:hover { background: #8f3120; }
.btn.small { padding: 4px 10px; font-size: 0.8rem; }

.form-group { margin-bottom: 14px; }
.form-group label { display: block; margin-bottom: 4px; font-size: 0.85rem; font-weight: 600; }
.form-row { display: flex; gap: 14px; flex-wrap: wrap; }
.form-row .form-group { flex: 1; min-width: 160px; }

input, select, textarea {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.92rem;
  font-family: inherit;
  background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--color-primary); outline-offset: 1px; }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}
.badge.reservada { background: #fdeecb; color: #8a5a00; }
.badge.confirmada { background: #d9edff; color: #14548f; }
.badge.checkin { background: #dcf5e1; color: #1f6f3f; }
.badge.checkout { background: #e6e4dd; color: #55534c; }
.badge.cancelada { background: #f8dcd7; color: #9c3423; }

.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 0.9rem; }
.alert.error { background: #f8dcd7; color: #7a2a1c; border: 1px solid #edb6ac; }

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-dark);
}
.login-card {
  background: #fff;
  padding: 32px;
  border-radius: var(--radius);
  width: 100%;
  max-width: 360px;
}
.login-card h1 { text-align: center; color: var(--color-primary-dark); }

.calendar-table { border-collapse: collapse; font-size: 0.78rem; }
.calendar-table th, .calendar-table td { border: 1px solid var(--color-border); padding: 4px; text-align: center; min-width: 26px; }
.calendar-table th.room-col, .calendar-table td.room-col { text-align: left; min-width: 90px; font-weight: 600; background: #faf9f6; position: sticky; left: 0; }
.calendar-table td.occupied { background: var(--color-accent); color: #fff; cursor: pointer; }
.calendar-table td.occupied.cancelada { background: #ccc; text-decoration: line-through; }
.calendar-table td.free { background: #f2f7f4; }
.calendar-table td.free:hover { background: #dcefe4; cursor: pointer; }
.calendar-table td.today-col { outline: 2px solid var(--color-primary); }
.calendar-nav { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.calendar-scroll { overflow-x: auto; }

.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; align-items: flex-end; }
.filters .form-group { margin-bottom: 0; min-width: 140px; }

.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }

.muted { color: var(--color-text-muted); }
.text-right { text-align: right; }