@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

/* 
  티처PICK 밝고 화사한 3색 라이트 모드 시스템 (Bright & Clean 3-Color System)
  1. Main Primary (브랜드 오렌지): #FF5E00 / #FF7A29
  2. Main Background / Surface (화이트 & 웜/쿨 화이트): #FFFFFF / #F8FAFC / #FFFDF7
  3. Main Text / Neutral (선명한 다크 차콜 & 웜 그레이): #0F172A / #475569 / #94A3B8 / 보더: #E2E8F0
*/

:root {
  --font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
  
  /* 1. Base / Light Backgrounds */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-subtle: #fff9f2;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  
  /* 2. Primary Brand Accent (Orange) */
  --color-primary: #ff5e00;
  --color-primary-light: #ff7a29;
  --color-primary-glow: rgba(255, 94, 0, 0.25);
  --color-primary-subtle: rgba(255, 94, 0, 0.08);
  --color-primary-subtle-hover: rgba(255, 94, 0, 0.14);
  
  /* 3. Text / Neutral Dark */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  
  /* Borders & Shadows */
  --border-color: #e2e8f0;
  --border-color-hover: #ff5e00;
  --border-primary: rgba(255, 94, 0, 0.25);
  
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
  --shadow-glow: 0 12px 30px -4px rgba(255, 94, 0, 0.2);
  --container-max: 1200px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  word-break: keep-all;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
}

/* 텍스트 오렌지 강조 */
.text-orange {
  color: var(--color-primary);
  font-weight: 800;
}

/* 라이트 카드 스타일 */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-card:hover {
  border-color: var(--border-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* 버튼 스타일: 메인 오렌지 */
.btn-primary,
.btn-orange {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-full);
  box-shadow: 0 6px 18px var(--color-primary-glow);
  transition: all 0.25s ease;
}

.btn-primary:hover,
.btn-orange:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 94, 0, 0.35);
}

/* 버튼 스타일: 서브 아웃라인 */
.btn-secondary,
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  background: #ffffff;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}

.btn-secondary:hover,
.btn-outline:hover {
  background: var(--bg-secondary);
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}