/* DentHub — Global CSS */
/* Pretendard 폰트 */
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

/* ── CSS 변수 ── */
:root {
  --color-primary: #1B6FA8;
  --color-primary-light: #E8F4FD;
  --color-primary-dark: #0D4F7A;
  --color-secondary: #2AADAD;
  --color-bg: #F7F9FC;
  --color-surface: #FFFFFF;
  --color-text: #1A1A2E;
  --color-text-secondary: #6B7280;
  --color-border: #E5E7EB;
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  --color-ad-badge: #F59E0B;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  --header-height: 60px;
  --sidebar-width: 280px;
  --max-width: 1280px;

  --transition: 0.2s ease;
}

/* ── 리셋 ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

img { max-width: 100%; display: block; }

ul, ol { list-style: none; }

button { cursor: pointer; font-family: inherit; }

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ── 타이포그래피 ── */
h1 { font-size: 28px; font-weight: 700; line-height: 1.3; }
h2 { font-size: 22px; font-weight: 700; line-height: 1.35; }
h3 { font-size: 18px; font-weight: 600; line-height: 1.4; }
h4 { font-size: 16px; font-weight: 600; }
h5 { font-size: 15px; font-weight: 600; }

p { margin-bottom: 0.75rem; }
p:last-child { margin-bottom: 0; }

/* ── 유틸리티 ── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.text-center { text-align: center; }
.text-secondary { color: var(--color-text-secondary); }
.text-primary { color: var(--color-primary); }
.text-success { color: var(--color-success); }
.text-error { color: var(--color-error); }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; }
.mt-8 { margin-top: 32px; }
.mb-2 { margin-bottom: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }

.w-full { width: 100%; }
.hidden { display: none !important; }

/* ── 스크롤바 ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-text-secondary); }