.layout{min-height:100vh;display:flex;flex-direction:column}.header{background:var(--color-surface);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100;box-shadow:var(--shadow-sm)}.header-inner{max-width:1100px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:8px;font-size:1.25rem;font-weight:700;color:var(--color-text)}.logo:hover{color:var(--color-primary)}.logo-icon{font-size:1.5rem}.nav{display:flex;gap:8px}.nav a{padding:8px 16px;border-radius:var(--radius-sm);color:var(--color-text-secondary);font-weight:500;font-size:.9rem;transition:all .2s}.nav a:hover{background:var(--color-bg);color:var(--color-primary)}.nav a.active{background:var(--color-primary);color:#fff}.main{flex:1}.footer{text-align:center;padding:24px;color:var(--color-text-secondary);font-size:.85rem;border-top:1px solid var(--color-border)}.hero{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-accent) 100%);color:#fff;padding:80px 24px;text-align:center}.hero-inner{max-width:700px;margin:0 auto}.hero-title{font-size:2.75rem;font-weight:800;line-height:1.3;margin-bottom:20px}.hero-subtitle{font-size:1.1rem;opacity:.9;margin-bottom:36px;line-height:1.7}.hero-actions{display:flex;gap:12px;justify-content:center}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;border-radius:var(--radius-sm);font-weight:600;font-size:.95rem;transition:all .2s;border:2px solid transparent}.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.btn-primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark);color:#fff}.hero .btn-primary{background:#fff;color:var(--color-primary);border-color:#fff}.hero .btn-primary:hover{background:transparent;color:#fff;border-color:#fff}.btn-outline{background:transparent;color:#fff;border-color:#ffffff80}.btn-outline:hover{background:#ffffff26;border-color:#fff;color:#fff}.btn-lg{padding:14px 36px;font-size:1.05rem}.features{padding:80px 24px}.features-inner{max-width:1000px;margin:0 auto}.section-title{text-align:center;font-size:1.75rem;font-weight:700;margin-bottom:48px;color:var(--color-text)}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}.feature-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:32px 24px;text-align:center;transition:transform .2s,box-shadow .2s}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.feature-icon{font-size:2.5rem;display:block;margin-bottom:16px}.feature-card h3{font-size:1.1rem;font-weight:600;margin-bottom:8px}.feature-card p{font-size:.9rem;color:var(--color-text-secondary);line-height:1.6}.cta{background:var(--color-surface);border-top:1px solid var(--color-border);padding:64px 24px;text-align:center}.cta-inner{max-width:600px;margin:0 auto}.cta h2{font-size:1.5rem;font-weight:700;margin-bottom:12px}.cta p{color:var(--color-text-secondary);margin-bottom:28px}@media(max-width:640px){.hero-title{font-size:2rem}.hero{padding:60px 20px}.hero-actions{flex-direction:column;align-items:center}}.auth-page{display:flex;justify-content:center;padding:60px 24px}.auth-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:40px;width:100%;max-width:420px;box-shadow:var(--shadow-md)}.auth-card h1{font-size:1.5rem;font-weight:700;margin-bottom:8px}.auth-desc{color:var(--color-text-secondary);font-size:.9rem;margin-bottom:28px}.auth-error{background:#ffeef0;color:var(--color-error);padding:10px 14px;border-radius:var(--radius-sm);font-size:.9rem;margin-bottom:20px}.auth-card form label{display:block;margin-bottom:16px}.auth-card form label span{display:block;font-size:.85rem;font-weight:600;color:var(--color-text-secondary);margin-bottom:6px}.auth-card form input{width:100%;padding:10px 14px;border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.95rem;transition:border-color .2s;outline:none}.auth-card form input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #6c5ce71a}.btn-full{width:100%;margin-top:8px}.btn-full:disabled{opacity:.6;cursor:not-allowed}.auth-footer{text-align:center;margin-top:20px;font-size:.9rem;color:var(--color-text-secondary)}:root{--color-primary: #6c5ce7;--color-primary-dark: #5a4bd1;--color-accent: #fd79a8;--color-bg: #f8f9fa;--color-surface: #ffffff;--color-text: #2d3436;--color-text-secondary: #636e72;--color-border: #dfe6e9;--color-error: #d63031;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 12px rgba(0, 0, 0, .1);--radius: 12px;--radius-sm: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:Pretendard Variable,Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-dark)}button{cursor:pointer;font-family:inherit}input{font-family:inherit}