:root {
    --k-pink: #EC407A;
    --k-blue: #42A5F5;
    --k-green: #66BB6A;
    --k-amber: #FFA000;
    --k-purple: #AB47BC;
    --k-bg: #FFF8E1;
    --font-en: 'Quicksand', sans-serif;
    --font-kr: 'Noto Sans KR', sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-kr); background: var(--k-bg); color: #333; line-height: 1.6; overflow-x: hidden; }

.nav { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; padding: 1rem 2rem; display: flex; justify-content: space-between; align-items: center; transition: all 0.3s ease; }
.nav.scrolled { background: rgba(236, 64, 122, 0.95); box-shadow: 0 2px 20px rgba(236, 64, 122, 0.3); }
.nav-logo { font-family: var(--font-en); font-size: 1.3rem; font-weight: 700; color: white; text-decoration: none; display: flex; align-items: center; gap: 0.5rem; }
.nav-logo-kaleid { width: 28px; height: 28px; background: conic-gradient(var(--k-pink), var(--k-blue), var(--k-green), var(--k-amber), var(--k-purple), var(--k-pink)); border-radius: 50%; animation: kaleidSpin 4s linear infinite; }
@keyframes kaleidSpin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.nav-links { display: flex; list-style: none; gap: 2rem; }
.nav-links a { color: white; text-decoration: none; font-size: 0.9rem; font-weight: 600; transition: color 0.3s; }
.nav-links a:hover { color: var(--k-amber); }

.hamburger { display: none; flex-direction: column; cursor: pointer; gap: 5px; }
.hamburger span { width: 28px; height: 3px; background: white; transition: all 0.3s; }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }
.mobile-menu { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background: rgba(236, 64, 122, 0.98); z-index: 999; flex-direction: column; justify-content: center; align-items: center; gap: 2rem; }
.mobile-menu.active { display: flex; }
.mobile-menu a { color: white; text-decoration: none; font-size: 1.5rem; font-weight: 600; }

.hero { min-height: 100vh; background: linear-gradient(135deg, var(--k-pink), var(--k-purple), var(--k-blue)); display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.kaleid-bg { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 500px; height: 500px; }
.kaleid-piece { position: absolute; top: 50%; left: 50%; width: 4px; height: 200px; background: rgba(255, 255, 255, 0.1); transform-origin: bottom center; animation: kaleidPulse 3s ease-in-out infinite; }
.kaleid-piece:nth-child(odd) { background: rgba(255, 160, 0, 0.15); }
@keyframes kaleidPulse { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; } }

.hero-content { position: relative; z-index: 10; text-align: center; padding: 2rem; }
.hero-subtitle { font-family: var(--font-en); font-size: 0.9rem; color: var(--k-amber); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 1rem; }
.hero-title { font-size: 3.5rem; font-weight: 700; color: white; margin-bottom: 1.5rem; }
.hero-title span { color: var(--k-amber); }
.hero-desc { font-size: 1.1rem; color: rgba(255, 255, 255, 0.8); max-width: 500px; margin: 0 auto; }

.section { padding: 6rem 2rem; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-title { font-size: 2.5rem; font-weight: 700; color: var(--k-pink); }
.section-desc { color: #666; margin-top: 0.5rem; }

.boards-section { background: white; }
.boards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 2rem; max-width: 1200px; margin: 0 auto; }
.board-card { border-radius: 20px; padding: 2rem; transition: all 0.3s; box-shadow: 0 4px 20px rgba(0,0,0,0.05); }
.board-card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.board-card.color-1 { background: linear-gradient(135deg, rgba(236,64,122,0.05), rgba(236,64,122,0.1)); border: 2px solid rgba(236,64,122,0.2); }
.board-card.color-2 { background: linear-gradient(135deg, rgba(66,165,245,0.05), rgba(66,165,245,0.1)); border: 2px solid rgba(66,165,245,0.2); }
.board-card.color-3 { background: linear-gradient(135deg, rgba(102,187,106,0.05), rgba(102,187,106,0.1)); border: 2px solid rgba(102,187,106,0.2); }
.board-card.color-4 { background: linear-gradient(135deg, rgba(255,160,0,0.05), rgba(255,160,0,0.1)); border: 2px solid rgba(255,160,0,0.2); }

.card-title { font-size: 1.2rem; font-weight: 700; color: var(--k-pink); margin-bottom: 1rem; }
.color-2 .card-title { color: var(--k-blue); }
.color-3 .card-title { color: var(--k-green); }
.color-4 .card-title { color: var(--k-amber); }

.board-list { list-style: none; }
.board-list li { padding: 0.5rem 0; border-bottom: 1px solid rgba(0,0,0,0.05); display: flex; justify-content: space-between; align-items: center; }
.board-list li a { color: #333; text-decoration: none; font-size: 0.9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 70%; }
.board-list li a:hover { color: var(--k-pink); }
.post-date { font-family: var(--font-en); font-size: 0.75rem; color: #999; }
.card-more { display: inline-block; margin-top: 1rem; color: var(--k-pink); text-decoration: none; font-size: 0.85rem; font-weight: 700; }

.footer { background: #880E4F; color: white; padding: 4rem 2rem 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 3rem; max-width: 1200px; margin: 0 auto 3rem; }
.footer-brand { font-family: var(--font-en); font-size: 1.3rem; font-weight: 700; color: var(--k-amber); margin-bottom: 1rem; }
.footer-desc { color: rgba(255,255,255,0.6); font-size: 0.85rem; line-height: 1.7; }
.footer-title { font-size: 0.9rem; font-weight: 700; margin-bottom: 1rem; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.85rem; transition: color 0.3s; }
.footer-links a:hover { color: var(--k-amber); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; text-align: center; color: rgba(255,255,255,0.4); font-size: 0.8rem; }

@media (max-width: 768px) { .nav-links { display: none; } .hamburger { display: flex; } .hero-title { font-size: 2rem; } .boards-grid { grid-template-columns: 1fr; } .footer-grid { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .hero-title { font-size: 1.6rem; } .section { padding: 4rem 1rem; } }