:root {
  --color-bg: #f4f7fa;
  --color-surface: #ffffff;
  --color-border: #dde3ea;
  --color-text: #1a2733;
  --color-muted: #64748b;
  --color-primary: #0e7c66;
  --color-primary-dark: #0b5f4f;
  --color-success: #16a34a;
  --color-danger: #dc2626;
  --color-warning: #b45309;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 20px;
}

.brand { font-weight: 700; font-size: 1.2rem; color: var(--color-primary); text-decoration: none; }

nav a { color: var(--color-text); text-decoration: none; margin-left: 16px; font-size: 0.92rem; }
nav a:hover { color: var(--color-primary); }

.user-badge { margin-left: 16px; color: var(--color-muted); font-size: 0.88rem; }

main.container { padding-top: 24px; padding-bottom: 48px; }

.site-footer { border-top: 1px solid var(--color-border); padding: 20px 0; color: var(--color-muted); font-size: 0.85rem; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.footer-nav a { color: var(--color-muted); margin-left: 14px; text-decoration: none; }
.footer-nav a:hover { color: var(--color-primary); }

h1 { font-size: 1.6rem; margin: 0 0 8px; }
h2 { font-size: 1.25rem; margin: 32px 0 12px; }
h3 { font-size: 1.05rem; margin: 20px 0 8px; }

.page-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 16px; }

.hero { text-align: center; padding: 56px 20px; }
.hero-actions { margin-top: 20px; }
.hero p { color: var(--color-muted); max-width: 560px; margin: 12px auto 0; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 32px 0;
}
.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
}
.feature-card h3 { margin-top: 0; color: var(--color-primary-dark); }

.muted { color: var(--color-muted); }
.small { font-size: 0.85rem; }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 20px;
}

.card-form, .form-page form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  max-width: 520px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.form-page { max-width: 680px; }
.form-page form.wide { max-width: 100%; }

fieldset { border: 1px solid var(--color-border); border-radius: 6px; margin-top: 16px; padding: 12px 14px; }
legend { font-weight: 600; font-size: 0.9rem; padding: 0 6px; }

label { font-weight: 600; font-size: 0.9rem; margin-top: 12px; }

input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=time], input[type=tel], select, textarea {
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
}
textarea { min-height: 80px; resize: vertical; }

.checkbox-row { display: flex; align-items: center; gap: 8px; margin-top: 12px; }
.checkbox-row label { margin-top: 0; }

.btn {
  display: inline-block;
  padding: 9px 16px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  margin-top: 16px;
  margin-right: 8px;
}
.btn-small { padding: 5px 10px; font-size: 0.85rem; margin-top: 0; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-secondary { background: var(--color-surface); color: var(--color-text); border-color: var(--color-border); }
.btn-secondary:hover { background: var(--color-bg); }

.filter-form { margin-bottom: 16px; display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.data-table th, .data-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--color-border); font-size: 0.9rem; vertical-align: top; }
.data-table th { background: var(--color-bg); font-size: 0.78rem; text-transform: uppercase; color: var(--color-muted); }
.data-table tr:last-child td { border-bottom: none; }

.actions { white-space: nowrap; }
.actions a { margin-right: 10px; }
.inline-form { display: inline; }
.link-btn { background: none; border: none; padding: 0; color: var(--color-primary); cursor: pointer; font-size: 0.9rem; text-decoration: underline; }
.link-btn.danger { color: var(--color-danger); }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 0.76rem; font-weight: 600; text-transform: capitalize; }
.badge-active, .badge-confirmed, .badge-available, .badge-approved { background: #dcfce7; color: var(--color-success); }
.badge-pending, .badge-waiting { background: #fef3c7; color: var(--color-warning); }
.badge-booked, .badge-in_consultation { background: #dbeafe; color: var(--color-primary-dark); }
.badge-cancelled, .badge-suspended, .badge-rejected { background: #fee2e2; color: var(--color-danger); }

.alert { padding: 10px 14px; border-radius: 6px; margin-bottom: 16px; font-size: 0.9rem; }
.alert-success { background: #dcfce7; color: #166534; }
.alert-error { background: #fee2e2; color: #991b1b; }
.alert-warning { background: #fef3c7; color: #92400e; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; margin-bottom: 12px; }
.stat-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 16px; text-align: center; }
.stat-number { display: block; font-size: 1.6rem; font-weight: 700; color: var(--color-primary); }
.stat-label { display: block; font-size: 0.8rem; color: var(--color-muted); margin-top: 4px; }

.doctor-card { display: flex; gap: 16px; align-items: flex-start; }
.doctor-photo { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; background: var(--color-bg); border: 1px solid var(--color-border); }