:root {
    --bg-color: #fcfcfc;
    --container-bg: #ffffff;
    --primary-color: #1a1a1a;
    --accent-color: #3498db;
    --text-main: #2d3436;
    --text-sub: #636e72;
    --border-color: #ececec;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.04);
    --btn-radius: 8px;
}

html[data-theme="dark"] {
    --bg-color: #0f0f0f;
    --container-bg: #1a1a1a;
    --primary-color: #f1f1f1;
    --accent-color: #2ecc71;
    --text-main: #e0e0e0;
    --text-sub: #a0a0a0;
    --border-color: #2d2d2d;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; margin: 0; padding: 0; scroll-behavior: smooth; }
body { font-family: 'Noto Sans KR', sans-serif; background-color: var(--bg-color); color: var(--text-main); line-height: 1.7; word-break: keep-all; }

/* Navigation */
#top-nav { position: fixed; top: 0; width: 100%; background: rgba(255,255,255,0.8); backdrop-filter: blur(15px); border-bottom: 1px solid var(--border-color); z-index: 3000; }
html[data-theme="dark"] #top-nav { background: rgba(26,26,26,0.8); }
.nav-content { max-width: 1200px; margin: 0 auto; padding: 15px 25px; display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.6rem; font-weight: 900; color: var(--accent-color); letter-spacing: -1px; }
.menu a { text-decoration: none; color: var(--text-main); margin-left: 20px; font-size: 0.9rem; font-weight: 600; transition: 0.2s; }
.menu a:hover { color: var(--accent-color); }

/* Hero */
#hero { padding: 180px 20px 120px; text-align: center; background: radial-gradient(circle at top right, rgba(52, 152, 219, 0.05), transparent); }
#hero h1 { font-size: 3.5rem; font-weight: 900; line-height: 1.2; margin-bottom: 25px; color: var(--primary-color); }
.highlight { color: var(--accent-color); }
#hero p { font-size: 1.3rem; color: var(--text-sub); max-width: 800px; margin: 0 auto 40px; }
.hero-stats { display: flex; justify-content: center; gap: 50px; }
.stat-item strong { display: block; font-size: 2rem; color: var(--accent-color); }
.stat-item span { font-size: 0.9rem; color: var(--text-sub); }

/* Layout */
.main-wrapper { max-width: 1200px; margin: 0 auto; padding: 0 25px 100px; display: flex; flex-direction: column; gap: 100px; }
.container { background-color: var(--container-bg); padding: 60px; border-radius: 20px; border: 1px solid var(--border-color); box-shadow: var(--shadow); }

/* Magazine Style */
.magazine-section { padding-top: 40px; }
.section-title { font-size: 2.2rem; font-weight: 800; margin-bottom: 40px; text-align: center; }
.magazine-grid { display: grid; grid-template-columns: 1.5fr 1fr; grid-template-rows: auto auto; gap: 30px; }
.featured-card { grid-row: span 2; padding: 50px; background: var(--container-bg); border-radius: 20px; border: 1px solid var(--border-color); border-top: 8px solid var(--accent-color); }
.article-tag { display: inline-block; padding: 4px 12px; background: rgba(52, 152, 219, 0.1); color: var(--accent-color); border-radius: 4px; font-size: 0.8rem; font-weight: 800; margin-bottom: 20px; }
.article-card { padding: 35px; background: var(--container-bg); border-radius: 20px; border: 1px solid var(--border-color); }
.magazine-grid h3 { font-size: 1.6rem; margin-bottom: 20px; line-height: 1.4; }
.magazine-grid p { font-size: 1rem; color: var(--text-sub); }

/* Tools Styling */
.section-header { text-align: center; margin-bottom: 50px; }
.section-header h2 { font-size: 2.4rem; margin-bottom: 15px; }
.warning-box { background: rgba(243, 156, 18, 0.05); color: #d35400; padding: 20px; border-radius: 10px; margin-bottom: 30px; display: flex; align-items: center; gap: 15px; font-size: 0.95rem; border: 1px solid rgba(243, 156, 18, 0.2); }

/* Buttons & Inputs */
input, select { width: 100%; padding: 16px; border-radius: var(--btn-radius); border: 1px solid var(--border-color); background: var(--bg-color); color: var(--text-main); font-size: 1rem; margin-bottom: 20px; }
.main-btn { width: 100%; padding: 18px; background: var(--accent-color); color: white; border: none; border-radius: var(--btn-radius); font-weight: 800; font-size: 1.1rem; cursor: pointer; transition: 0.3s; box-shadow: 0 10px 20px rgba(52, 152, 219, 0.2); }
.main-btn:hover { transform: translateY(-3px); box-shadow: 0 15px 30px rgba(52, 152, 219, 0.3); }

/* Result Elements */
.score-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.score-card { padding: 25px; background: var(--bg-color); border-radius: 15px; text-align: center; }
.bar { height: 8px; background: #eee; border-radius: 4px; overflow: hidden; margin: 15px 0; }
.fill { height: 100%; background: var(--accent-color); transition: width 1s ease-in-out; }

/* Lotto Balls */
.lotto-display { display: flex; justify-content: center; align-items: center; gap: 15px; margin-bottom: 40px; }
.number-circle { width: 60px; height: 60px; border-radius: 50%; display: flex; justify-content: center; align-items: center; font-size: 1.5rem; font-weight: 900; color: white; box-shadow: inset -4px -4px 8px rgba(0,0,0,0.2), 0 10px 20px rgba(0,0,0,0.1); }
.ball-1 { background: #fbc400; } .ball-11 { background: #69c8f2; } .ball-21 { background: #ff7272; } .ball-31 { background: #aaa; } .ball-41 { background: #b0d840; }

/* Footer */
#footer { background: var(--container-bg); padding: 100px 40px 50px; border-top: 1px solid var(--border-color); }
.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 60px; margin-bottom: 60px; }
.footer-nav a { display: block; color: var(--text-sub); text-decoration: none; margin-bottom: 12px; font-size: 0.95rem; }
.copyright { text-align: center; color: var(--text-sub); font-size: 0.9rem; border-top: 1px solid var(--border-color); padding-top: 40px; }

@media (max-width: 900px) {
    .magazine-grid, .footer-grid { grid-template-columns: 1fr; }
    .hero-stats { gap: 20px; }
    #hero h1 { font-size: 2.5rem; }
    .score-grid { grid-template-columns: 1fr; }
    .nav-content { padding: 10px 20px; }
    .menu { display: none; }
}