/* --- 0. 공통 변수 (스타트업PR허브 테마) --- */
:root {
  --primary: #FF7210;
  --primary-hover: #e0650d;
  --bg-dark: #0A0A0A;
  --bg-card: #151515;
  --text-white: #FFFFFF;
  --text-gray: #A1A1AA;
  --border-color: rgba(255, 255, 255, 0.1);
  --font-base: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-base); background-color: var(--bg-dark); color: var(--text-white); line-height: 1.6; }
a { text-decoration: none; color: inherit; }

.container { max-width: 1400px; margin: 0 auto; padding: 0 24px; }

/* =========================================
   1. [HEADER] 쇼케이스 전용 헤더
   ========================================= */
.showcase-header {
  position: fixed; top: 0; left: 0; width: 100%; height: 100px;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
}
.header-inner { display: flex; justify-content: space-between; align-items: center; height: 100%; }

/* 로고 */
.logo { font-size: 1.4rem; font-weight: 800; color: #fff; letter-spacing: -0.5px; }
.text-primary { color: var(--primary); }

/* 네비게이션 */
.nav-menu { display: flex; gap: 30px; }
.nav-link { font-size: 1rem; font-weight: 500; color: var(--text-gray); transition: 0.2s; padding: 8px 12px; border-radius: 6px; }
.nav-link:hover { color: #fff; background: rgba(255,255,255,0.05); }
.nav-link.active { color: var(--primary); font-weight: 700; background: rgba(255, 114, 16, 0.1); }

/* 우측 버튼 */
.btn-cta { background: var(--primary); color: #fff; padding: 9px 20px; border-radius: 6px; font-weight: 700; font-size: 0.9rem; transition: 0.2s; }
.btn-cta:hover { background: var(--primary-hover); }

/* 햄버거 버튼 (모바일) */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 5px; }
.bar { display: block; width: 24px; height: 2px; background: #000; margin: 5px 0; }

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: #fff;
    margin: 5px 0;
    transition: 0.3s;
}

/* 모바일 메뉴 오버레이 */
.mobile-menu-overlay {
  position: fixed; top: 70px; left: 0; width: 100%; height: 0;
  background: var(--bg-card); overflow: hidden; transition: 0.3s; z-index: 999;
  border-bottom: 1px solid var(--border-color);
}
.mobile-menu-overlay.open { height: auto; padding-bottom: 20px; }
.mobile-menu-inner { padding: 20px; display: flex; flex-direction: column; gap: 10px; width: 100%;}
.mobile-link { font-size: 1.1rem; font-weight: 600; color: #fff; padding: 15px; border-bottom: 1px solid #222; display: block; }
.mobile-link.active { color: var(--primary); border-left: 4px solid var(--primary); padding-left: 11px; }

/* 반응형 헤더 처리 */
@media (max-width: 1024px) {
  .nav-menu { display: none; }
  .hamburger { display: block; }
  .header-right .btn-cta { display: none; }
}

/* =========================================
   2. [PAGE] 캠페인형 콘텐츠 스타일
   ========================================= */
.landing-section { padding: 100px 0; }

.text-huge { 
  font-size: clamp(2.5rem, 5vw, 3.5rem); line-height: 1.1; font-weight: 800; margin-bottom: 20px; color: #fff;
}
.text-desc { font-size: 1.1rem; color: var(--text-gray); line-height: 1.6; max-width: 600px; margin: 0 auto; }

.badge-main { 
  display: inline-block; 
  background: rgba(255, 114, 16, 0.1); color: var(--primary); border: 1px solid rgba(255, 114, 16, 0.3);
  padding: 8px 16px; border-radius: 30px; 
  font-weight: 700; font-size: 0.85rem; margin-bottom: 20px; letter-spacing: 0.5px;
}

/* 그리드 & 카드 */
.theme-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 30px; padding: 40px 0;
}

.theme-card {
  display: block; background: var(--bg-card); border-radius: 16px; overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
  position: relative;
}
.theme-card:hover { transform: translateY(-10px); border-color: var(--primary); box-shadow: 0 20px 40px rgba(0,0,0,0.5); }

.card-preview {
  height: 220px; background: #000; border-bottom: 1px solid #222;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}

.card-info { padding: 25px; display: flex; flex-direction: column; }
.card-info h3 { margin: 0 0 10px 0; font-size: 1.3rem; font-weight: 700; color: #fff; }
.card-info p { margin: 0 0 20px 0; color: var(--text-gray); font-size: 0.95rem; line-height: 1.5; flex: 1; }

.btn-view {
  width: 100%; padding: 12px 0; border: 1px solid #333; border-radius: 8px;
  text-align: center; font-size: 0.9rem; font-weight: bold; color: #aaa; transition: 0.2s; background: transparent;
}
.theme-card:hover .btn-view { background: var(--primary); color: #fff; border-color: var(--primary); }

/* --- 카드 내부 미니 UI (CSS Art) --- */
.style-glitch .card-preview { background: #050505; }
.style-glitch .glitch-text { color: #0f0; font-family: monospace; font-size: 1.5rem; font-weight: bold; text-shadow: 2px 0 #f0f; animation: blink 0.1s infinite; }

.style-retro .card-preview { background: #008080; }
.retro-win { background: #c0c0c0; border: 2px outset #fff; width: 140px; box-shadow: 4px 4px 0 rgba(0,0,0,0.5); }
.retro-win .bar { background: navy; color: white; font-size: 10px; padding: 3px; font-weight: bold; }
.retro-win .body { padding: 15px 10px; font-family: monospace; font-size: 11px; text-align: center; color: #000; }

.style-neo .card-preview { background: #ff4d4d; border-bottom: 4px solid #000; }
.neo-box { background: #fff; border: 3px solid #000; padding: 10px 20px; font-weight: 900; box-shadow: 6px 6px 0 #000; font-size: 1.5rem; color: #000; }
.style-neo { border: 2px solid #333 !important; }

.style-arch .card-preview { background: #f4f4f4; }
.arch-line { position: absolute; height: 100%; width: 1px; background: #000; left: 35%; }
.arch-text { font-family: serif; font-size: 2.5rem; margin-left: 50px; letter-spacing: 2px; color: #000; }

.style-organic .card-preview { background: #e9ece6; }
.blob { width: 100px; height: 100px; background: #88a87d; border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%; }

.style-saas .card-preview { background: #0f172a; }
.glow-circle { width: 100px; height: 100px; background: #3b82f6; border-radius: 50%; filter: blur(40px); position: absolute; opacity: 0.6; }
.saas-ui { width: 140px; height: 90px; background: rgba(255,255,255,0.05); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; z-index: 2; }
.full-width { display: block; text-align: center; width: 50%; }

.style-edit .card-preview { background: #fff; }
.serif-text { font-family: serif; font-size: 3rem; line-height: 0.9; color: #000; }

.style-app .card-preview { background: #000; }
.app-icon { width: 70px; height: 70px; background: linear-gradient(135deg, #00c6ff, #0072ff); border-radius: 18px; box-shadow: 0 10px 30px rgba(0,114,255,0.4); }

.style-simple .card-preview { background: #fff; }
.minimal-layout { display: flex; gap: 20px; align-items: center; }
.minimal-txt { font-size: 2rem; font-weight: 300; letter-spacing: -1px; color: #333; }
.minimal-dot { width: 10px; height: 10px; background: #333; border-radius: 50%; }

/* 애니메이션 유틸리티 */
.fade-up { opacity: 0; transform: translateY(30px); transition: 0.8s cubic-bezier(0.2, 0.8, 0.2, 1); }
.fade-up.visible { opacity: 1; transform: translateY(0); }