/* ==========================================================
   실버밸런스 공식 웹페이지 - 메인 스타일시트
   시니어 친화적 디자인: 큰 글자, 명확한 버튼, 따뜻한 색상
   ========================================================== */

/* ── CSS 변수 ── */
:root {
  /* 메인 컬러 - 따뜻한 블루 계열 */
  --primary:       #2E7CBF;
  --primary-dark:  #1E5C9A;
  --primary-light: #5BA3E0;
  --primary-bg:    #EBF4FF;

  /* 보조 컬러 - 따뜻한 베이지/오렌지 */
  --accent:        #F08030;
  --accent-dark:   #D06020;
  --accent-light:  #FDEBD3;

  /* 그린 계열 */
  --green:         #3DAA70;
  --green-light:   #E3F5EC;

  /* 중성 색상 */
  --white:         #FFFFFF;
  --gray-50:       #F9FAFB;
  --gray-100:      #F3F4F6;
  --gray-200:      #E5E7EB;
  --gray-300:      #D1D5DB;
  --gray-400:      #9CA3AF;
  --gray-500:      #6B7280;
  --gray-600:      #4B5563;
  --gray-700:      #374151;
  --gray-800:      #1F2937;
  --gray-900:      #111827;

  /* 텍스트 */
  --text-primary:  #1F2937;
  --text-secondary:#4B5563;
  --text-light:    #6B7280;

  /* 그림자 */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.14);
  --shadow-xl:  0 16px 48px rgba(0,0,0,0.16);

  /* 경계 반경 */
  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-full: 9999px;

  /* 간격 */
  --section-py: 100px;
  --container:  1200px;

  /* 전환 */
  --trans-fast:   0.15s ease;
  --trans-normal: 0.25s ease;
  --trans-slow:   0.4s ease;

  /* 시니어 친화 폰트 크기 */
  --font-xs:   0.875rem;   /* 14px */
  --font-sm:   1rem;       /* 16px */
  --font-base: 1.125rem;   /* 18px */
  --font-lg:   1.25rem;    /* 20px */
  --font-xl:   1.5rem;     /* 24px */
  --font-2xl:  1.875rem;   /* 30px */
  --font-3xl:  2.25rem;    /* 36px */
  --font-4xl:  2.75rem;    /* 44px */
  --font-5xl:  3.5rem;     /* 56px */
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Noto Sans KR', 'Apple SD Gothic Neo', '맑은 고딕', sans-serif;
  font-size: var(--font-base);
  line-height: 1.75;
  color: var(--text-primary);
  background: var(--white);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

/* ── 공통 레이아웃 ── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-py) 0;
}

.pc-only { display: inline; }

/* ── 섹션 헤더 공통 ── */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-badge {
  display: inline-block;
  padding: 6px 18px;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: var(--font-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  font-size: var(--font-3xl);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 16px;
}

.section-desc {
  font-size: var(--font-base);
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ── 버튼 공통 ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: var(--font-base);
  font-weight: 600;
  transition: all var(--trans-normal);
  cursor: pointer;
  white-space: nowrap;
}

.btn-lg {
  padding: 18px 36px;
  font-size: var(--font-lg);
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(46,124,191,0.35);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(46,124,191,0.45);
}

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

.btn-blog {
  background: #03C75A;
  color: var(--white);
  box-shadow: 0 4px 16px rgba(3,199,90,0.30);
}
.btn-blog:hover {
  background: #02A64C;
  transform: translateY(-2px);
}

.btn-submit {
  width: 100%;
  padding: 18px;
  background: var(--primary);
  color: var(--white);
  font-size: var(--font-lg);
  font-weight: 700;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(46,124,191,0.35);
  transition: all var(--trans-normal);
}
.btn-submit:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ======================================================
   상단 알림 바
   ====================================================== */
.topbar {
  background: var(--primary-dark);
  color: var(--white);
  padding: 10px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.topbar-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.topbar-text {
  font-size: var(--font-sm);
  font-weight: 500;
  white-space: nowrap;
}
.topbar-text strong { color: #FFD966; font-size: 1.05em; }

.topbar-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.topbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: var(--font-xs);
  font-weight: 600;
  transition: all var(--trans-fast);
}

.call-btn {
  background: #FFD966;
  color: var(--gray-800);
}
.call-btn:hover { background: #FFC933; }

.email-btn {
  background: rgba(255,255,255,0.15);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.3);
}
.email-btn:hover { background: rgba(255,255,255,0.25); }

.blog-btn {
  background: #03C75A;
  color: var(--white);
}
.blog-btn:hover { background: #02A64C; }

/* ======================================================
   내비게이션
   ====================================================== */
.header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  position: sticky;
  top: 41px; /* 탑바 높이 만큼 */
  z-index: 999;
  box-shadow: var(--shadow-sm);
}

.navbar {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* 브랜드 */
.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

/* 로고 이미지 래퍼 */
.brand-logo-img {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
}

.logo-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background: var(--white);
  padding: 4px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.brand-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  font-size: 1.2rem;
  box-shadow: 0 2px 8px rgba(46,124,191,0.3);
}

.brand-icon-fallback {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.brand-sub {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--gray-400);
  letter-spacing: 0.08em;
}

/* 내비 메뉴 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--trans-fast);
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--primary);
  background: var(--primary-bg);
}

.contact-nav-btn {
  background: var(--primary);
  color: var(--white) !important;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-weight: 600;
}
.contact-nav-btn:hover {
  background: var(--primary-dark) !important;
}

.blog-nav-btn {
  background: #03C75A;
  color: var(--white) !important;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-weight: 600;
}
.blog-nav-btn:hover {
  background: #02A64C !important;
}

/* 햄버거 */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--trans-fast);
}
.hamburger:hover { background: var(--gray-100); }
.hamburger span {
  width: 26px;
  height: 2.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--trans-normal);
  display: block;
}
.hamburger.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* 모바일 오버레이 */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 997;
  opacity: 0;
  transition: opacity var(--trans-normal);
}
.mobile-overlay.active { opacity: 1; }

/* ======================================================
   히어로 섹션
   ====================================================== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #EBF4FF 0%, #DCEEFF 40%, #EBF4FF 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  position: relative;
  overflow: hidden;
  gap: 64px;
}

.hero-bg-decoration {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 20%, rgba(46,124,191,0.08) 0%, transparent 50%),
    radial-gradient(circle at 90% 80%, rgba(240,128,48,0.06) 0%, transparent 50%);
}

/* 히어로 콘텐츠 */
.hero-content {
  flex: 1;
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--white);
  border: 1.5px solid var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: var(--font-sm);
  font-weight: 600;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
}
.hero-badge i { color: var(--accent); }

.hero-title {
  font-size: var(--font-5xl);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.highlight {
  color: var(--primary);
  position: relative;
}
.highlight::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--accent-light), transparent);
  border-radius: 3px;
}

.hero-desc {
  font-size: var(--font-lg);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
}

/* 연락처 박스 */
.hero-contact-box {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 16px 24px;
  margin-bottom: 32px;
  border: 1px solid var(--gray-200);
  flex-wrap: wrap;
  gap: 12px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 160px;
}

.contact-item i {
  width: 36px; height: 36px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-item div {
  display: flex;
  flex-direction: column;
}

.contact-label {
  font-size: 0.8rem;
  color: var(--text-light);
  font-weight: 500;
}

.contact-value {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.contact-divider {
  width: 1px;
  height: 40px;
  background: var(--gray-200);
  flex-shrink: 0;
}

/* 히어로 버튼 */
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* 히어로 우측 카드 */
.hero-cards {
  flex: 1;
  max-width: 420px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  z-index: 1;
}

.hero-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
  transition: all var(--trans-normal);
}
.hero-card:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-lg);
}

.hcard-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.card-care .hcard-icon   { background: #FDEBD3; color: var(--accent); }
.card-smart .hcard-icon  { background: var(--primary-bg); color: var(--primary); }
.card-ai .hcard-icon     { background: var(--green-light); color: var(--green); }

.hcard-content h3 {
  font-size: var(--font-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.hcard-content p {
  font-size: var(--font-sm);
  color: var(--text-light);
}

/* 히어로 통계 */
.hero-stats {
  display: flex;
  justify-content: space-around;
  background: var(--primary);
  border-radius: var(--radius-md);
  padding: 20px;
  gap: 8px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-num {
  font-size: var(--font-xl);
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}

.stat-label {
  font-size: var(--font-xs);
  color: rgba(255,255,255,0.75);
  font-weight: 500;
}

/* 스크롤 인디케이터 */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-light);
  font-size: var(--font-xs);
}

.scroll-arrow {
  animation: bounce 2s infinite;
  color: var(--primary);
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ======================================================
   회사 소개 섹션
   ====================================================== */
.about-section { background: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-para {
  font-size: var(--font-base);
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 20px;
}
.about-para strong { color: var(--primary); }

.core-message {
  background: var(--primary-bg);
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 20px 24px;
  margin-top: 32px;
  position: relative;
}

.core-message i {
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 8px;
  display: block;
  opacity: 0.5;
}

.core-message p {
  font-size: var(--font-lg);
  font-weight: 600;
  color: var(--primary-dark);
  line-height: 1.6;
}

/* 핵심 가치 */
.values-title {
  font-size: var(--font-xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.value-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  transition: all var(--trans-normal);
}
.value-item:hover {
  background: var(--white);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-sm);
}

.value-icon {
  width: 40px; height: 40px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.value-text h4 {
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.value-text p {
  font-size: var(--font-xs);
  color: var(--text-light);
  line-height: 1.5;
}

/* ======================================================
   서비스 섹션
   ====================================================== */
.services-section {
  background: var(--gray-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: start;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  border: 1.5px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  transition: all var(--trans-normal);
  position: relative;
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.featured-card {
  border-color: var(--primary);
  box-shadow: 0 4px 24px rgba(46,124,191,0.18);
  transform: scale(1.02);
}
.featured-card:hover { transform: scale(1.02) translateY(-6px); }

.featured-badge {
  position: absolute;
  top: 20px; right: -30px;
  background: var(--accent);
  color: var(--white);
  padding: 6px 40px;
  font-size: var(--font-xs);
  font-weight: 700;
  transform: rotate(35deg);
  transform-origin: top right;
}

.scard-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.scard-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.service-care .scard-icon   { background: #FDEBD3; color: var(--accent); }
.service-smart .scard-icon  { background: var(--primary-bg); color: var(--primary); }
.service-ai .scard-icon     { background: var(--green-light); color: var(--green); }

.scard-badge {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-light);
  background: var(--gray-100);
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.scard-title {
  font-size: var(--font-xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.scard-desc {
  font-size: var(--font-sm);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.scard-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.scard-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--font-sm);
  color: var(--text-secondary);
}

.scard-list i {
  color: var(--green);
  font-size: 0.95rem;
  flex-shrink: 0;
}

.scard-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-full);
  font-size: var(--font-sm);
  font-weight: 600;
  transition: all var(--trans-normal);
}
.scard-btn:hover {
  background: var(--primary-dark);
  gap: 12px;
}

/* ======================================================
   교육 프로그램 섹션
   ====================================================== */
.programs-section { background: var(--white); }

.programs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.program-card {
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  transition: all var(--trans-normal);
  position: relative;
  overflow: hidden;
}
.program-card:hover {
  background: var(--white);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.program-popular {
  border-color: var(--accent);
  background: var(--white);
  box-shadow: 0 4px 20px rgba(240,128,48,0.12);
}

.pop-badge {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--accent);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.prog-num {
  font-size: 3rem;
  font-weight: 900;
  color: var(--gray-200);
  line-height: 1;
  margin-bottom: 12px;
}

.prog-icon {
  width: 52px; height: 52px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.program-popular .prog-icon {
  background: #FDEBD3;
  color: var(--accent);
}

.prog-title {
  font-size: var(--font-lg);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
  line-height: 1.4;
}

.prog-target {
  font-size: var(--font-xs);
  color: var(--primary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
  padding: 8px 12px;
  background: var(--primary-bg);
  border-radius: var(--radius-sm);
}

.prog-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.prog-list li {
  font-size: var(--font-xs);
  color: var(--text-secondary);
  padding-left: 12px;
  position: relative;
}
.prog-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.prog-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 12px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-md);
  font-size: var(--font-sm);
  font-weight: 600;
  transition: all var(--trans-normal);
}
.prog-btn:hover { background: var(--primary-dark); }

.program-popular .prog-btn {
  background: var(--accent);
}
.program-popular .prog-btn:hover {
  background: var(--accent-dark);
}

/* ======================================================
   강사 소개 섹션
   ====================================================== */
.instructor-section { background: var(--gray-50); }

.instructor-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 64px;
}

.instructor-profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}

.inst-avatar {
  width: 140px; height: 140px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  color: var(--white);
  box-shadow: 0 8px 32px rgba(46,124,191,0.3);
  overflow: hidden;
}

/* 프로필 사진이 있는 경우 */
.inst-avatar-photo {
  background: var(--gray-100);
  padding: 0;
  width: 180px;
  height: 180px;
  border: 4px solid var(--white);
  box-shadow: 0 8px 36px rgba(46,124,191,0.22), 0 0 0 4px var(--primary-bg);
}

.profile-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  border-radius: 50%;
  display: block;
  transition: transform 0.4s ease;
}

.inst-avatar-photo:hover .profile-photo {
  transform: scale(1.04);
}

.inst-info { text-align: center; }
.inst-name {
  font-size: var(--font-xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.inst-title {
  font-size: var(--font-sm);
  color: var(--primary);
  font-weight: 600;
}

.inst-desc p {
  font-size: var(--font-base);
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 16px;
}
.inst-desc strong { color: var(--primary); }

.career-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}

.career-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
}

.career-icon {
  width: 40px; height: 40px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.career-text h4 {
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.career-text p {
  font-size: var(--font-xs);
  color: var(--text-secondary);
  line-height: 1.5;
}

/* 교육 방식 */
.edu-method {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 48px;
  border: 1px solid var(--gray-200);
}

.method-title {
  font-size: var(--font-2xl);
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 40px;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.method-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
}

.method-icon {
  width: 60px; height: 60px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  transition: all var(--trans-normal);
}
.method-item:hover .method-icon {
  background: var(--primary);
  color: var(--white);
  transform: scale(1.1);
}

.method-item h4 {
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--text-primary);
}
.method-item p {
  font-size: var(--font-xs);
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ======================================================
   강사 상세 프로필 (업데이트)
   ====================================================== */

/* 메인 프로필 카드 */
.instructor-main-card {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px 44px;
  border: 1.5px solid var(--gray-200);
  box-shadow: var(--shadow-md);
  margin-bottom: 32px;
}

.inst-main-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
  min-width: 220px;
}

.inst-avatar-wrap {
  position: relative;
}

.inst-badge-wrap {
  display: flex;
  justify-content: center;
  margin-top: 10px;
}

.inst-badge {
  display: inline-block;
  padding: 5px 16px;
  background: var(--primary);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}

.inst-name-block {
  text-align: center;
}

.inst-name-block .inst-name {
  font-size: 1.7rem;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: 0.12em;
  margin-bottom: 6px;
}

.inst-title-ko {
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
  line-height: 1.5;
  text-align: center;
}

.inst-title-sub {
  font-size: var(--font-xs);
  color: var(--text-light);
  line-height: 1.6;
  text-align: center;
}

/* 소개 인용 */
.inst-main-right {
  flex: 1;
}

.inst-intro-quote {
  position: relative;
  padding: 24px 28px;
  background: var(--primary-bg);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--primary);
}

.inst-quote-icon {
  font-size: 1.8rem;
  color: var(--primary);
  opacity: 0.3;
  margin-bottom: 10px;
  display: block;
}

.inst-intro-quote p {
  font-size: var(--font-base);
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 12px;
}
.inst-intro-quote p:last-child { margin-bottom: 0; }
.inst-intro-quote strong { color: var(--primary-dark); }

/* 경력 & 학력 그리드 */
.inst-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: 48px;
}

.inst-detail-card {
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  box-shadow: var(--shadow-sm);
}

.inst-detail-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--font-lg);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary-bg);
}
.inst-detail-title i {
  color: var(--primary);
  font-size: 1rem;
}

/* 경력 목록 */
.inst-career-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.inst-career-list li {
  display: grid;
  grid-template-columns: 120px 1fr;
  grid-template-rows: auto auto;
  column-gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-100);
  position: relative;
}
.inst-career-list li:last-child { border-bottom: none; }

.inst-career-list li::before {
  content: '';
  position: absolute;
  left: 108px;
  top: 50%;
  transform: translateY(-50%);
  width: 8px; height: 8px;
  background: var(--primary);
  border-radius: 50%;
  border: 2px solid var(--white);
  box-shadow: 0 0 0 2px var(--primary-light);
}

.career-period {
  font-size: 0.78rem;
  color: var(--primary);
  font-weight: 700;
  grid-row: 1;
  grid-column: 1;
  line-height: 1.4;
  padding-top: 2px;
  word-break: keep-all;
}

.career-role {
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--text-primary);
  grid-row: 1;
  grid-column: 2;
  line-height: 1.4;
}
.career-role em {
  font-style: normal;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  margin-left: 4px;
  background: var(--accent-light);
  padding: 1px 7px;
  border-radius: var(--radius-full);
}

.career-desc {
  font-size: 0.82rem;
  color: var(--text-light);
  grid-row: 2;
  grid-column: 2;
  line-height: 1.5;
  margin-top: 3px;
}

/* 학력 목록 */
.inst-edu-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.inst-edu-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.edu-icon {
  width: 38px; height: 38px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.edu-content {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.edu-label {
  font-size: 0.78rem;
  color: var(--text-light);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.edu-value {
  font-size: var(--font-sm);
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.5;
}

.edu-sub {
  font-size: 0.82rem;
  color: var(--text-light);
}

/* 강의 분야 태그 */
.inst-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.inst-tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: var(--font-xs);
  font-weight: 600;
}

.tag-primary { background: var(--primary-bg); color: var(--primary); border: 1px solid var(--primary-light); }
.tag-green   { background: var(--green-light); color: var(--green);   border: 1px solid #A8D5BC; }
.tag-orange  { background: var(--accent-light); color: var(--accent-dark); border: 1px solid #F7C9A0; }

/* 반응형 */
@media (max-width: 1024px) {
  .instructor-main-card {
    flex-direction: column;
    align-items: stretch;
    gap: 28px;
    padding: 28px 24px;
  }
  .inst-main-left {
    flex-direction: row;
    align-items: center;
    gap: 20px;
    min-width: auto;
  }
  .inst-name-block { text-align: left; }
  .inst-title-ko, .inst-title-sub { text-align: left; }
  .inst-badge-wrap { justify-content: flex-start; }

  .inst-detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .instructor-main-card { padding: 24px 20px; }
  .inst-main-left { flex-direction: column; align-items: center; }
  .inst-name-block { text-align: center; }
  .inst-title-ko, .inst-title-sub { text-align: center; }
  .inst-badge-wrap { justify-content: center; }

  .inst-career-list li {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }
  .inst-career-list li::before { display: none; }
  .career-period { grid-column: 1; }
  .career-role   { grid-column: 1; grid-row: 2; }
  .career-desc   { grid-column: 1; grid-row: 3; }
}

/* ======================================================
   교육 대상 섹션
   ====================================================== */
.target-section { background: var(--white); }

.target-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.target-card {
  background: var(--gray-50);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  transition: all var(--trans-normal);
}
.target-card:hover {
  background: var(--white);
  border-color: var(--primary-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.target-card-featured {
  background: var(--white);
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(46,124,191,0.15);
}

.target-icon {
  width: 72px; height: 72px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 20px;
}

.target-card-featured .target-icon {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(46,124,191,0.3);
}

.target-title {
  font-size: var(--font-xl);
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 6px;
}

.target-subtitle {
  font-size: var(--font-sm);
  color: var(--text-light);
  text-align: center;
  margin-bottom: 24px;
}

.target-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}
.target-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--font-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}
.target-list i {
  color: var(--primary);
  font-size: 0.75rem;
  margin-top: 5px;
  flex-shrink: 0;
}

.target-btn {
  display: block;
  text-align: center;
  padding: 14px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-full);
  font-size: var(--font-sm);
  font-weight: 600;
  transition: all var(--trans-normal);
}
.target-btn:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* ======================================================
   문의하기 섹션
   ====================================================== */
.contact-section { background: var(--primary-bg); }

.contact-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 48px;
  align-items: start;
}

/* 연락처 직접 */
.contact-info {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.cinfo-title {
  font-size: var(--font-xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.cinfo-desc {
  font-size: var(--font-sm);
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.direct-contact {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.direct-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--gray-200);
  transition: all var(--trans-normal);
  background: var(--gray-50);
}
.direct-btn:hover {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transform: translateX(4px);
}

.dbtn-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.call-direct .dbtn-icon   { background: #FFF3E0; color: #E65100; }
.email-direct .dbtn-icon  { background: var(--primary-bg); color: var(--primary); }
.blog-direct .dbtn-icon   { background: #E8F5E9; color: #2E7D32; }

.dbtn-text {
  display: flex;
  flex-direction: column;
  flex: 1;
}
.dbtn-label {
  font-size: var(--font-xs);
  color: var(--text-light);
  font-weight: 500;
}
.dbtn-value {
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--text-primary);
}

.dbtn-arrow {
  color: var(--gray-300);
  font-size: 0.9rem;
  transition: all var(--trans-fast);
}
.direct-btn:hover .dbtn-arrow { color: var(--primary); transform: translateX(4px); }

/* 운영 안내 */
.operation-info {
  background: var(--primary-bg);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}
.operation-info h4 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.operation-info p {
  font-size: var(--font-sm);
  color: var(--text-secondary);
  margin-bottom: 4px;
}

/* 문의 폼 */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.cform-title {
  font-size: var(--font-xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.cform-desc {
  font-size: var(--font-sm);
  color: var(--text-secondary);
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.form-group label {
  font-size: var(--font-sm);
  font-weight: 600;
  color: var(--text-primary);
}

.required { color: var(--accent); }

.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 16px;
  font-size: var(--font-base);
  font-family: inherit;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  background: var(--white);
  transition: border-color var(--trans-fast);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(46,124,191,0.12);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* 개인정보 */
.privacy-group { margin-bottom: 24px; }

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.checkbox-custom {
  width: 22px; height: 22px;
  border: 2px solid var(--gray-300);
  border-radius: 4px;
  flex-shrink: 0;
  transition: all var(--trans-fast);
  position: relative;
  margin-top: 2px;
}

.checkbox-label input:checked + .checkbox-custom {
  background: var(--primary);
  border-color: var(--primary);
}
.checkbox-label input:checked + .checkbox-custom::after {
  content: '✓';
  position: absolute;
  top: -1px; left: 2px;
  color: white;
  font-size: 14px;
  font-weight: 700;
}

.privacy-text {
  font-size: var(--font-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.privacy-toggle {
  margin-left: 8px;
  color: var(--primary);
  font-size: var(--font-xs);
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
}

.privacy-detail {
  display: none;
  margin-top: 10px;
  padding: 14px;
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
}
.privacy-detail p {
  font-size: var(--font-xs);
  color: var(--text-secondary);
  line-height: 1.6;
}
.privacy-detail.show { display: block; }

/* 성공 메시지 */
.form-success {
  text-align: center;
  padding: 48px 24px;
}
.success-icon {
  font-size: 4rem;
  color: var(--green);
  margin-bottom: 20px;
}
.form-success h3 {
  font-size: var(--font-2xl);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}
.form-success p {
  font-size: var(--font-base);
  color: var(--text-secondary);
  margin-bottom: 28px;
}

/* ======================================================
   FAQ 섹션
   ====================================================== */
.faq-section { background: var(--white); }

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--trans-fast);
}
.faq-item:hover { border-color: var(--primary-light); }
.faq-item.active { border-color: var(--primary); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  text-align: left;
  font-size: var(--font-base);
  font-weight: 600;
  color: var(--text-primary);
  background: var(--white);
  cursor: pointer;
  transition: background var(--trans-fast);
}
.faq-question:hover { background: var(--gray-50); }

.faq-item.active .faq-question { color: var(--primary); background: var(--primary-bg); }

.faq-icon {
  flex-shrink: 0;
  transition: transform var(--trans-normal);
  color: var(--gray-400);
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--primary);
}

.faq-answer {
  display: none;
  padding: 0 24px 20px;
}
.faq-answer.show { display: block; }
.faq-answer p {
  font-size: var(--font-sm);
  color: var(--text-secondary);
  line-height: 1.85;
  border-top: 1px solid var(--gray-200);
  padding-top: 16px;
}

/* ======================================================
   푸터
   ====================================================== */
.footer { background: var(--gray-900); color: var(--white); }

.footer-top { padding: 64px 0 48px; }

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-logo i {
  font-size: 1.8rem;
  color: var(--primary-light);
}

/* 푸터 로고 이미지 */
.footer-logo-img-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.footer-logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  /* 어두운 푸터 배경에서 로고가 잘 보이도록 흰 배경 처리 */
  background: var(--white);
  padding: 4px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.footer-company {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
}
.footer-company-en {
  display: block;
  font-size: 0.8rem;
  color: var(--gray-500);
  letter-spacing: 0.06em;
}

.footer-slogan {
  font-size: var(--font-sm);
  color: var(--gray-400);
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-social {
  display: flex;
  gap: 12px;
}
.social-link {
  width: 40px; height: 40px;
  background: var(--gray-800);
  color: var(--gray-300);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: all var(--trans-fast);
}
.social-link:hover {
  background: var(--primary);
  color: var(--white);
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
  font-size: var(--font-sm);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-links ul,
.footer-services ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a,
.footer-services a {
  font-size: var(--font-sm);
  color: var(--gray-400);
  transition: color var(--trans-fast);
}
.footer-links a:hover,
.footer-services a:hover { color: var(--white); }

.fcontact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.fcontact-item i {
  color: var(--primary-light);
  width: 18px;
  text-align: center;
  font-size: 1rem;
}
.fcontact-item a {
  font-size: var(--font-sm);
  color: var(--gray-400);
  transition: color var(--trans-fast);
}
.fcontact-item a:hover { color: var(--white); }

.footer-cta { margin-top: 20px; }
.footer-call-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-full);
  font-size: var(--font-sm);
  font-weight: 600;
  transition: all var(--trans-normal);
}
.footer-call-btn:hover { background: var(--primary-dark); }

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding: 24px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: var(--font-xs);
  color: var(--gray-500);
  margin-bottom: 4px;
}
.footer-note { color: var(--gray-600) !important; }

/* ======================================================
   플로팅 버튼 & 스크롤 탑
   ====================================================== */
.floating-btns {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 900;
  background: var(--white);
  padding: 10px 16px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 24px rgba(0,0,0,0.2);
  border: 1px solid var(--gray-200);
}

.float-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--trans-normal);
}
.float-btn i { font-size: 1.1rem; }

.float-call  { background: #FFF3E0; color: #E65100; }
.float-call:hover { background: #E65100; color: var(--white); }

.float-blog  { background: #E8F5E9; color: #2E7D32; }
.float-blog:hover { background: #2E7D32; color: var(--white); }

.float-contact { background: var(--primary-bg); color: var(--primary); }
.float-contact:hover { background: var(--primary); color: var(--white); }

/* 스크롤 탑 버튼 */
.scroll-top-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 48px; height: 48px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(46,124,191,0.35);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: all var(--trans-normal);
  transform: translateY(20px);
}
.scroll-top-btn.show {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.scroll-top-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
}

/* ======================================================
   애니메이션
   ====================================================== */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ======================================================
   반응형 - 태블릿 (1024px)
   ====================================================== */
@media (max-width: 1024px) {
  :root { --section-py: 80px; }

  .hero {
    flex-direction: column;
    min-height: auto;
    padding: 80px 24px 60px;
    text-align: center;
    gap: 48px;
  }

  .hero-title { font-size: var(--font-4xl); }
  .hero-contact-box { justify-content: center; }
  .hero-buttons { justify-content: center; }

  .hero-cards { max-width: 600px; width: 100%; }

  .services-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
  .featured-card { transform: none; }

  .about-grid { grid-template-columns: 1fr; gap: 40px; }

  .programs-grid { grid-template-columns: repeat(2, 1fr); }

  .instructor-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .instructor-profile { flex-direction: row; text-align: left; gap: 20px; }

  .method-grid { grid-template-columns: repeat(3, 1fr); }

  .target-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }

  .contact-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

/* ======================================================
   반응형 - 모바일 (768px)
   ====================================================== */
@media (max-width: 768px) {
  :root {
    --section-py: 60px;
    --font-3xl: 1.75rem;
    --font-4xl: 2.25rem;
    --font-5xl: 2.5rem;
  }

  /* 탑바 */
  .topbar-text { display: none; }
  .topbar-inner { justify-content: center; }

  /* 내비 */
  .hamburger { display: flex; }

  .nav-menu {
    position: fixed;
    top: 0; right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 24px 40px;
    gap: 4px;
    z-index: 998;
    box-shadow: var(--shadow-xl);
    transition: right var(--trans-slow);
    overflow-y: auto;
  }
  .nav-menu.open { right: 0; }

  .nav-link {
    width: 100%;
    font-size: 1.1rem;
    padding: 14px 16px;
  }
  .contact-nav-btn, .blog-nav-btn {
    width: 100%;
    text-align: center;
    margin-top: 8px;
  }

  /* 히어로 */
  .hero { padding: 60px 20px 80px; }
  .hero-title { font-size: 2rem; }
  .hero-desc { font-size: var(--font-base); }
  .hero-contact-box { flex-direction: column; }
  .contact-divider { width: 100%; height: 1px; }
  .contact-item { justify-content: center; }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  .btn-lg { width: 100%; max-width: 320px; }

  .hero-cards {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }
  .hero-card { flex: 1; min-width: 140px; }
  .hcard-content h3 { font-size: var(--font-base); }
  .hero-stats { flex-direction: row; }

  /* 섹션 헤더 */
  .section-title { font-size: var(--font-2xl); }

  /* 프로그램 */
  .programs-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }

  /* 강사 */
  .instructor-profile { flex-direction: column; text-align: center; }
  .career-grid { grid-template-columns: 1fr; }
  .method-grid { grid-template-columns: repeat(2, 1fr); }
  .edu-method { padding: 32px 20px; }

  /* 문의 폼 */
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 28px 20px; }
  .contact-info { padding: 28px 20px; }

  /* 푸터 */
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }

  /* 플로팅 버튼 */
  .floating-btns {
    bottom: 16px;
    padding: 8px 12px;
  }
  .float-btn { padding: 6px 16px; }

  .scroll-top-btn { bottom: 80px; right: 16px; }

  /* 스크롤 인디케이터 숨김 */
  .scroll-indicator { display: none; }
}

/* ======================================================
   반응형 - 소형 모바일 (480px)
   ====================================================== */
@media (max-width: 480px) {
  :root { --font-5xl: 2rem; }

  .container { padding: 0 16px; }
  .hero { padding: 50px 16px 80px; }
  .hero-title { font-size: 1.75rem; }

  .hero-card { min-width: 100%; }
  .hero-stats { gap: 4px; }
  .stat-num { font-size: var(--font-lg); }

  .values-grid { grid-template-columns: 1fr; }

  .programs-grid { grid-template-columns: 1fr; }
  .method-grid { grid-template-columns: 1fr 1fr; }

  .float-btn span { display: none; }
  .float-btn { padding: 10px 16px; }
  .float-btn i { font-size: 1.2rem; }
}

/* ======================================================
   접근성 & 기타
   ====================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

::selection {
  background: var(--primary-bg);
  color: var(--primary);
}

/* 인쇄 스타일 */
@media print {
  .topbar, .header, .floating-btns, .scroll-top-btn { display: none; }
  body { font-size: 12pt; }
}