:root{--bg-primary: #0f1419;--bg-secondary: #15202b;--bg-card: #1e2732;--bg-tertiary: #283340;--text-primary: #f7f9f9;--text-secondary: #8b98a5;--text-muted: #6e767d;--accent-primary: #2563eb;--accent-secondary: #3b82f6;--accent-tertiary: #60a5fa;--accent-gradient: linear-gradient(135deg, #2563eb, #3b82f6);--accent-gradient-vivid: linear-gradient(135deg, #1d4ed8, #2563eb, #3b82f6);--accent-gradient-warm: linear-gradient(135deg, #3b82f6, #60a5fa);--glow-primary: rgba(37, 99, 235, .2);--glow-secondary: rgba(59, 130, 246, .15);--glow-accent: rgba(96, 165, 250, .1);--glow-white: rgba(255, 255, 255, .05);--border-color: rgba(255, 255, 255, .1);--border-radius: 12px;--border-radius-sm: 8px;--border-radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .2);--shadow-md: 0 4px 12px rgba(0, 0, 0, .25);--shadow-glow: 0 4px 16px rgba(0, 0, 0, .3);--shadow-glow-lg: 0 8px 32px rgba(0, 0, 0, .35);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-spring: .3s ease;--font-family: "Pretendard", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-size-base: 16px;--line-height: 1.6}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes pulse-glow{0%,to{box-shadow:0 0 20px var(--glow-primary),0 0 40px transparent}50%{box-shadow:0 0 30px var(--glow-primary),0 0 60px var(--glow-secondary)}}@keyframes gradient-shift{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes fade-in-up{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes rotate-slow{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes scale-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-card: #ffffff;--bg-tertiary: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border-color: #e2e8f0;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:var(--line-height);background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;transition:background-color var(--transition-normal),color var(--transition-normal)}a{color:var(--accent-secondary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-primary)}.gradient-text{color:var(--accent-primary);font-weight:700}.gradient-text:hover{color:var(--accent-secondary)}h1{font-size:3rem;font-weight:700;line-height:1.2}h2{font-size:2rem;font-weight:600;line-height:1.3}h3{font-size:1.25rem;font-weight:600;line-height:1.4}@media(max-width:768px){h1{font-size:2rem}h2{font-size:1.5rem}}.container{max-width:1200px;margin:0 auto;padding:0 24px}.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:#0f1419e6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);transition:all var(--transition-normal)}[data-theme=light] .nav{background:#fffffff2;box-shadow:0 1px 3px #00000014}.nav-container{display:flex;align-items:center;justify-content:space-between;height:72px;max-width:1200px;margin:0 auto;padding:0 24px}.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.25rem;color:var(--text-primary)}.logo-icon{width:28px;height:28px;object-fit:contain}.nav-links{display:flex;align-items:center;gap:8px}.nav-link{padding:8px 16px;border-radius:var(--border-radius-sm);color:var(--text-secondary);font-weight:500;transition:all var(--transition-fast)}.nav-link:hover,.nav-link.active{color:var(--text-primary);background:var(--bg-tertiary)}.nav-link-cta{background:var(--accent-primary);color:#fff!important}.nav-link-cta:hover{background:#1d4ed8}.theme-toggle{background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);padding:8px 12px;cursor:pointer;font-size:1.1rem;color:var(--text-primary);transition:all var(--transition-fast)}.theme-toggle:hover{background:var(--bg-card)}.nav-dropdown{position:relative}.nav-dropdown-btn{background:none;border:none;cursor:pointer;font-size:1rem}.dropdown-arrow{margin-left:4px;font-size:.8rem}.nav-dropdown-content{position:absolute;top:100%;left:0;min-width:220px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:8px;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all var(--transition-fast);box-shadow:var(--shadow-md)}.nav-dropdown:hover .nav-dropdown-content{opacity:1;visibility:visible;transform:translateY(0)}.nav-dropdown-content a{display:block;padding:10px 14px;border-radius:var(--border-radius-sm);color:var(--text-secondary)}.nav-dropdown-content a:hover{background:var(--bg-tertiary);color:var(--text-primary)}.nav-featured{color:var(--accent-secondary)!important}.mobile-menu-btn{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}.mobile-menu-btn span{width:24px;height:2px;background:var(--text-primary);border-radius:2px;transition:all var(--transition-fast)}.mobile-menu{display:none;position:fixed;top:72px;left:0;right:0;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:16px 24px;z-index:999}.mobile-menu.active{display:block}.mobile-menu a{display:block;padding:12px 0;color:var(--text-secondary);border-bottom:1px solid var(--border-color)}.mobile-menu a:last-child{border-bottom:none}@media(max-width:900px){.nav-links{display:none}.mobile-menu-btn{display:flex}}.page-header{padding:140px 0 70px;text-align:center;background:var(--bg-secondary);position:relative;overflow:hidden}.page-header:before{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 50% 0%,var(--glow-primary),transparent 70%);pointer-events:none}.page-header .container{position:relative;z-index:1}.page-badge{display:inline-block;padding:6px 16px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:50px;font-size:.85rem;color:var(--text-secondary);margin-bottom:20px}.page-title{margin-bottom:20px;font-size:3.5rem;letter-spacing:-.02em}.page-subtitle{color:var(--text-secondary);font-size:1.3rem;max-width:650px;margin:0 auto;line-height:1.7}.page-content{padding:60px 0}.content-section{margin-bottom:80px}.section-title{margin-bottom:32px}.prompt-categories{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}.category-btn{padding:12px 24px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:50px;color:var(--text-secondary);font-size:.95rem;font-weight:500;cursor:pointer;transition:all var(--transition-spring);position:relative;overflow:hidden}.category-btn:before{content:"";position:absolute;inset:0;background:var(--accent-gradient);opacity:0;transition:opacity var(--transition-fast);z-index:-1}.category-btn:hover{border-color:var(--accent-primary);color:var(--text-primary);transform:translateY(-1px);box-shadow:var(--shadow-md)}.category-btn.active{background:var(--accent-primary);border-color:transparent;color:#fff}.prompts-list{display:flex;flex-direction:column;gap:24px}.prompt-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:28px;transition:all var(--transition-spring);position:relative;overflow:hidden}.prompt-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--accent-gradient);opacity:0;transition:opacity var(--transition-fast)}.prompt-card:hover{border-color:var(--accent-primary);box-shadow:var(--shadow-glow-lg);transform:translateY(-2px)}.prompt-card:hover:before{opacity:1}.prompt-header{display:flex;gap:12px;margin-bottom:16px}.prompt-category{padding:4px 12px;background:var(--accent-primary);border-radius:50px;font-size:.8rem;color:#fff;font-weight:500}.prompt-model{padding:4px 12px;background:var(--bg-tertiary);border-radius:50px;font-size:.8rem;color:var(--text-muted)}.prompt-title{margin-bottom:8px}.prompt-desc{color:var(--text-secondary);margin-bottom:16px}.prompt-content{background:var(--bg-tertiary);border-radius:var(--border-radius-sm);padding:20px;margin-bottom:16px;overflow-x:auto}.prompt-content pre,.prompt-content code{font-family:Fira Code,Monaco,monospace;font-size:.9rem;color:var(--text-primary);white-space:pre-wrap;word-break:break-word}.prompt-usage{background:#2563eb14;border-left:3px solid var(--accent-primary);padding:16px;border-radius:0 var(--border-radius-sm) var(--border-radius-sm) 0;margin-bottom:16px}.prompt-usage h4{margin-bottom:8px;font-size:.95rem}.prompt-usage p{color:var(--text-secondary);font-size:.9rem}.prompt-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.prompt-results{color:var(--text-muted);font-size:.9rem}.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--border-radius-sm);font-weight:600;cursor:pointer;transition:all var(--transition-spring);border:none;font-size:1rem;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;inset:0;background:linear-gradient(45deg,transparent 30%,rgba(255,255,255,.1) 50%,transparent 70%);transform:translate(-100%);transition:transform .5s}.btn:hover:before{transform:translate(100%)}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 15px var(--glow-primary)}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 30px var(--glow-primary)}.btn-large{padding:18px 36px;font-size:1.15rem}.copy-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;background:linear-gradient(135deg,var(--bg-tertiary),var(--bg-card));border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-primary);cursor:pointer;font-size:.95rem;font-weight:500;transition:all var(--transition-spring);position:relative;overflow:hidden}.copy-btn:hover{background:var(--accent-gradient);border-color:transparent;transform:translateY(-2px);box-shadow:0 8px 25px var(--glow-primary)}.copy-btn.copied{background:linear-gradient(135deg,#22c55e,#16a34a);border-color:transparent;box-shadow:0 4px 20px #22c55e66}.tips-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px}.tip-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:28px;transition:all var(--transition-spring);position:relative;overflow:hidden}.tip-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at top right,var(--glow-primary),transparent 60%);opacity:0;transition:opacity var(--transition-fast)}.tip-card:hover{border-color:#7c3aed66;transform:translateY(-5px);box-shadow:0 15px 40px #0003,0 0 30px var(--glow-primary)}.tip-card:hover:before{opacity:.15}.tip-number{font-size:2.5rem;font-weight:800;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:12px}.tip-card h3{margin-bottom:8px}.tip-card p{color:var(--text-secondary);margin-bottom:16px}.tip-example{background:var(--bg-tertiary);border-radius:var(--border-radius-sm);padding:16px;font-size:.9rem}.tip-example .bad{color:#ef4444;margin-bottom:8px}.tip-example .good{color:#22c55e}.page-cta{text-align:center;padding:60px 40px;background:var(--bg-secondary);border-radius:var(--border-radius);margin-top:60px}.page-cta h2{margin-bottom:16px}.page-cta p{color:var(--text-secondary);margin-bottom:24px}.newsletter-section{padding:80px 0;background:var(--bg-secondary)}.newsletter-box{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}.newsletter-content h2{margin-bottom:8px}.newsletter-content p{color:var(--text-secondary)}.newsletter-form{display:flex;gap:12px}.newsletter-form input{padding:14px 20px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-primary);font-size:1rem;min-width:280px}.newsletter-form input::placeholder{color:var(--text-muted)}.newsletter-form input:focus{outline:none;border-color:var(--accent-primary)}.footer{padding:60px 0 40px;border-top:1px solid var(--border-color)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px;margin-bottom:40px}.footer-brand p{color:var(--text-secondary);margin-top:12px;margin-bottom:16px}.footer-contact a{color:var(--accent-secondary)}.footer-links h4{margin-bottom:16px;color:var(--text-primary)}.footer-links a{display:block;padding:6px 0;color:var(--text-secondary);font-size:.95rem}.footer-links a:hover{color:var(--text-primary)}.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid var(--border-color);color:var(--text-muted);font-size:.9rem}@media(max-width:768px){.footer-grid{grid-template-columns:1fr;gap:40px}.newsletter-box{flex-direction:column;text-align:center}.newsletter-form{flex-direction:column;width:100%}.newsletter-form input{min-width:auto;width:100%}}.search-box{margin-bottom:32px}.search-input{width:100%;max-width:500px;padding:14px 20px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);color:var(--text-primary);font-size:1rem}.search-input::placeholder{color:var(--text-muted)}.search-input:focus{outline:none;border-color:var(--accent-primary)}.text-center{text-align:center}.mt-40{margin-top:40px}.mb-40{margin-bottom:40px}.styles-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}.filter-btn{padding:10px 18px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:50px;color:var(--text-secondary);font-size:.9rem;cursor:pointer;transition:all var(--transition-fast)}.filter-btn:hover{border-color:var(--accent-primary);color:var(--text-primary)}.filter-btn.active{background:var(--accent-primary);border-color:var(--accent-primary);color:#fff}.styles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}@media(max-width:640px){.styles-grid{grid-template-columns:1fr}}.style-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);overflow:hidden;transition:all var(--transition-normal)}.style-card:hover{border-color:var(--accent-primary);box-shadow:var(--shadow-md);transform:translateY(-4px)}.style-image{width:100%;height:160px;position:relative;overflow:hidden}.style-image-img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-normal)}.style-card:hover .style-image-img{transform:scale(1.05)}.style-image-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:3rem;color:#fff;text-shadow:0 2px 10px rgba(0,0,0,.3)}.style-card[data-style-type=photography] .style-image-placeholder{background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460)}.style-card[data-style-type="3d"] .style-image-placeholder{background:linear-gradient(135deg,#667eea,#764ba2)}.style-card[data-style-type=artistic] .style-image-placeholder{background:linear-gradient(135deg,#f093fb,#f5576c)}.style-card[data-style-type=illustration] .style-image-placeholder{background:linear-gradient(135deg,#4facfe,#00f2fe)}.style-card[data-style-type=vintage] .style-image-placeholder{background:linear-gradient(135deg,#fa709a,#fee140)}.style-card[data-style-type=anime] .style-image-placeholder{background:linear-gradient(135deg,#a8edea,#fed6e3)}.style-content{padding:16px}.style-category-tag{display:inline-block;padding:4px 10px;background:var(--bg-tertiary);border-radius:50px;font-size:.75rem;color:var(--text-secondary);margin-bottom:10px}.style-card h3{font-size:1.1rem;margin-bottom:12px;color:var(--text-primary)}.style-prompt{background:var(--bg-tertiary);border-radius:var(--border-radius-sm);padding:12px;font-family:Fira Code,monospace;font-size:.8rem;color:var(--text-secondary);line-height:1.5;margin-bottom:12px;max-height:80px;overflow-y:auto;word-break:break-word}.style-copy-btn{width:100%;padding:10px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-primary);font-size:.9rem;cursor:pointer;transition:all var(--transition-fast);display:flex;align-items:center;justify-content:center;gap:6px}.style-copy-btn:hover{background:var(--accent-primary);border-color:var(--accent-primary)}.style-copy-btn.copied{background:#22c55e;border-color:#22c55e}.how-to-use{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:24px;margin-bottom:32px}.how-to-use h3{margin-bottom:12px;color:var(--accent-secondary)}.how-to-use p{color:var(--text-secondary);margin-bottom:16px}.how-to-use code{display:inline-block;background:var(--bg-tertiary);padding:8px 16px;border-radius:var(--border-radius-sm);font-family:Fira Code,monospace;color:var(--accent-primary)}.section-desc{color:var(--text-secondary);margin-bottom:40px;font-size:1.1rem}.builder-container{display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:start}@media(max-width:1024px){.builder-container{grid-template-columns:1fr}}.builder-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius-lg);padding:36px;box-shadow:var(--shadow-md);position:relative;overflow:hidden}.builder-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--accent-gradient-vivid);background-size:200% auto;animation:gradient-shift 3s ease infinite}.builder-form{display:flex;flex-direction:column;gap:24px}.builder-field{display:flex;flex-direction:column;gap:10px}.builder-label{font-weight:600;color:var(--text-primary);font-size:1rem;display:flex;align-items:center;gap:8px}.builder-select,.builder-input,.builder-textarea{padding:14px 18px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-primary);font-size:1rem;font-family:inherit;transition:all var(--transition-fast)}.builder-select optgroup{font-weight:600;font-style:normal;color:var(--accent-primary);background:var(--bg-tertiary);padding:8px 0}.builder-select optgroup option{font-weight:400;color:var(--text-primary);background:var(--bg-primary);padding:8px 12px}.builder-select:focus,.builder-input:focus,.builder-textarea:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 3px #2563eb26}.builder-textarea{min-height:120px;resize:vertical}.builder-input.hidden,.builder-textarea.hidden{display:none}.builder-select.error,.builder-input.error,.builder-textarea.error{border-color:#ef4444;box-shadow:0 0 0 3px #ef444426}.step-error{color:#ef4444;font-size:.9rem;margin-top:12px;font-weight:500}.builder-btn-generate{margin-top:16px;padding:16px;background:var(--accent-primary);border:none;border-radius:var(--border-radius);color:#fff;font-weight:600;font-size:1rem;cursor:pointer;transition:all var(--transition-normal);display:flex;align-items:center;justify-content:center;gap:8px}.builder-btn-generate:hover{background:#1d4ed8;transform:translateY(-1px);box-shadow:var(--shadow-md)}.builder-btn-generate:active{transform:translateY(0)}.builder-sidebar{display:flex;flex-direction:column;gap:24px;position:sticky;top:100px;align-self:start;max-height:calc(100vh - 120px);overflow-y:auto}.builder-output{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);overflow:hidden;display:flex;flex-direction:column;flex-shrink:0}.builder-output-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:var(--bg-tertiary);border-bottom:1px solid var(--border-color)}.builder-output-header h3{margin:0;font-size:1.1rem;color:var(--text-primary)}.builder-copy-btn{padding:10px 20px;background:var(--accent-gradient);border:none;border-radius:var(--border-radius-sm);color:#fff;font-weight:600;font-size:.95rem;cursor:pointer;transition:all var(--transition-fast)}.builder-copy-btn:hover{filter:brightness(1.1)}.builder-copy-btn.copied{background:#22c55e}.builder-result{padding:24px;min-height:200px;max-height:400px;overflow-y:auto;transition:opacity .3s ease}.builder-result.fade-out{opacity:0}.builder-placeholder{color:var(--text-muted);text-align:center;padding:60px 20px;font-style:italic;display:flex;flex-direction:column;align-items:center;gap:12px}.builder-placeholder-icon{font-size:2.5rem;opacity:.5}.builder-prompt-text{font-family:Fira Code,Monaco,monospace;font-size:.95rem;line-height:1.7;color:var(--text-primary);white-space:pre-wrap;word-break:break-word;margin:0;background:var(--bg-primary);padding:20px;border-radius:var(--border-radius-sm);border:1px solid var(--border-color)}.tips-card{background:#7c3aed0d;border:1px dashed rgba(124,58,237,.3);border-radius:var(--border-radius);padding:24px}.tips-card h4{color:var(--accent-secondary);margin-bottom:12px;display:flex;align-items:center;gap:8px}.tips-list{list-style:none;display:flex;flex-direction:column;gap:10px}.tips-list li{font-size:.9rem;color:var(--text-secondary);display:flex;gap:8px}.tips-list li:before{content:"✦";color:var(--accent-primary)}.example-section{margin-top:80px;padding-top:60px;border-top:1px solid var(--border-color)}.example-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;margin-top:32px}.example-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:24px;cursor:pointer;transition:all var(--transition-normal);display:flex;flex-direction:column;gap:12px}.example-card:hover{border-color:var(--accent-primary);transform:translateY(-5px);box-shadow:var(--shadow-md)}.example-badge{display:inline-block;align-self:flex-start;padding:4px 12px;background:var(--bg-tertiary);border-radius:50px;font-size:.75rem;color:var(--accent-secondary)}.example-card h4{font-size:1.1rem;color:var(--text-primary)}.example-params{font-size:.85rem;color:var(--text-muted);font-style:italic}.example-desc{font-size:.9rem;color:var(--text-secondary);line-height:1.5}.newsletter-banner{margin-top:100px;padding:80px 40px;background:var(--accent-gradient);border-radius:var(--border-radius);color:#fff;text-align:center;position:relative;overflow:hidden}.newsletter-banner:before{content:"";position:absolute;inset:0;background:url('data:image/svg+xml,<svg width="20" height="20" viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><g fill="%23ffffff" fill-opacity="0.05" fill-rule="evenodd"><circle cx="3" cy="3" r="3"/><circle cx="13" cy="13" r="3"/></g></svg>');pointer-events:none}.newsletter-box{max-width:600px;margin:0 auto;position:relative;z-index:1}.newsletter-banner h2{font-size:2.5rem;margin-bottom:12px;color:#fff;font-weight:800}.newsletter-banner p{font-size:1.2rem;margin-bottom:30px;opacity:.95}.newsletter-input-group{display:flex;gap:12px;background:#ffffff1a;padding:8px;border-radius:var(--border-radius);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.newsletter-input{flex:1;padding:16px 20px;border:1px solid rgba(255,255,255,.2);border-radius:var(--border-radius-sm);font-size:1rem;background:#ffffffe6;color:#000}.newsletter-submit{padding:16px 30px;background:#000;color:#fff;border:none;border-radius:var(--border-radius-sm);font-weight:700;cursor:pointer;transition:all var(--transition-fast)}.newsletter-submit:hover{background:#222;transform:scale(1.02)}@media(max-width:640px){.newsletter-input-group{flex-direction:column;background:none;padding:0;gap:16px}}.placeholder-title{color:var(--text-secondary);font-size:1.1rem;font-style:italic;margin:0}.placeholder-desc{color:var(--text-muted);font-size:.95rem;line-height:1.6;margin:0}.builder-hint{font-size:.9rem;color:var(--text-muted);margin:0 0 4px}.pro-tips-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:24px}.pro-tips-card h4{color:var(--text-primary);font-size:1.1rem;margin-bottom:16px;display:flex;align-items:center;gap:8px}.pro-tips-list{list-style:none;display:flex;flex-direction:column;gap:14px;padding:0;margin:0}.pro-tips-list li{font-size:.95rem;color:var(--text-secondary);line-height:1.5}.pro-tips-list li strong{color:var(--text-primary);font-weight:600}.learn-master{background:var(--bg-secondary);border-radius:var(--border-radius-lg);padding:60px 40px;margin-bottom:60px}.learn-header{text-align:center;margin-bottom:60px}.learn-badge{display:inline-block;padding:8px 20px;background:#7c3aed26;border:1px solid rgba(124,58,237,.3);border-radius:50px;font-size:.9rem;color:var(--accent-secondary);margin-bottom:20px}.learn-title{font-size:2.5rem;font-weight:700;margin-bottom:16px}.learn-subtitle{color:var(--text-secondary);font-size:1.1rem;max-width:600px;margin:0 auto}.learn-section{margin-bottom:60px}.learn-section-title{font-size:1.5rem;font-weight:600;margin-bottom:28px;color:var(--text-primary)}.golden-rules-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}.golden-rule-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:28px;transition:all var(--transition-spring)}.golden-rule-card:hover{border-color:#7c3aed66;transform:translateY(-4px);box-shadow:0 12px 30px #0003}.rule-icon{font-size:2rem;margin-bottom:16px}.golden-rule-card h4{font-size:1.15rem;margin-bottom:16px;color:var(--text-primary)}.rule-checklist{list-style:none;padding:0;margin:0}.rule-checklist li{padding:8px 0;font-size:.95rem;color:var(--text-secondary);border-bottom:1px solid var(--border-color)}.rule-checklist li:last-child{border-bottom:none}.templates-list{display:flex;flex-direction:column;gap:24px}.template-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:28px;transition:all var(--transition-spring)}.template-card:hover{border-color:#7c3aed66;box-shadow:0 8px 30px #0003}.template-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:12px}.template-info{display:flex;flex-direction:column;gap:8px}.template-badge{display:inline-block;align-self:flex-start;padding:4px 12px;background:var(--accent-gradient);border-radius:50px;font-size:.75rem;color:#fff;font-weight:600}.template-card h4{font-size:1.2rem;color:var(--text-primary);margin:0}.template-desc{color:var(--text-secondary);font-size:.95rem;margin-bottom:16px;line-height:1.6}.template-code{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);padding:20px;margin-bottom:16px;overflow-x:auto}.template-code pre{margin:0}.template-code code{font-family:Fira Code,monospace;font-size:.9rem;color:var(--text-primary);white-space:pre-wrap;line-height:1.6}.template-copy-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);color:var(--text-primary);font-size:.95rem;font-weight:500;cursor:pointer;transition:all var(--transition-spring)}.template-copy-btn:hover{background:var(--accent-gradient);border-color:transparent;transform:translateY(-2px)}.template-copy-btn.copied{background:linear-gradient(135deg,#22c55e,#16a34a);border-color:transparent}.mistakes-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}.mistake-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:24px;display:flex;gap:16px;transition:all var(--transition-spring)}.mistake-card:hover{border-color:#f43f5e66;box-shadow:0 8px 25px #f43f5e1a}.mistake-icon{font-size:1.5rem;flex-shrink:0}.mistake-content h4{font-size:1.05rem;color:var(--text-primary);margin-bottom:8px}.mistake-content p{color:var(--text-secondary);font-size:.9rem;margin-bottom:12px;line-height:1.5}.mistake-tip{font-size:.85rem;color:var(--accent-secondary);padding:8px 12px;background:#06b6d41a;border-radius:var(--border-radius-sm)}@media(max-width:768px){.learn-master{padding:40px 24px}.learn-title{font-size:2rem}.golden-rules-grid,.mistakes-grid{grid-template-columns:1fr}}.stepper-progress{display:flex;align-items:center;justify-content:center;gap:0;margin-bottom:40px;padding:0 20px}.stepper-step{display:flex;flex-direction:column;align-items:center;gap:8px;position:relative;z-index:1}.stepper-circle{width:44px;height:44px;border-radius:50%;background:var(--bg-tertiary);border:2px solid var(--border-color);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1rem;color:var(--text-muted);transition:all var(--transition-spring)}.stepper-step.active .stepper-circle{background:var(--accent-gradient);border-color:transparent;color:#fff;box-shadow:0 4px 20px var(--glow-primary);transform:scale(1.1)}.stepper-step.completed .stepper-circle{background:#22c55e;border-color:#22c55e;color:#fff}.stepper-step.completed .stepper-circle:after{content:"✓";font-size:1.1rem}.stepper-step.completed .stepper-circle span{display:none}.stepper-label{font-size:.85rem;color:var(--text-muted);font-weight:500;white-space:nowrap;transition:color var(--transition-fast)}.stepper-step.active .stepper-label{color:var(--text-primary);font-weight:600}.stepper-step.completed .stepper-label{color:#22c55e}.stepper-line{flex:1;height:3px;background:var(--border-color);margin:0 -5px 24px;min-width:60px;transition:background var(--transition-fast)}.builder-step{display:none;animation:fade-in-up .4s ease-out}.builder-step.active{display:block}.step-header{margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--border-color)}.step-title{font-size:1.4rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}.step-desc{color:var(--text-secondary);font-size:1rem;margin:0}.builder-label .optional{font-size:.75rem;font-weight:400;color:var(--text-muted);background:var(--bg-tertiary);padding:2px 8px;border-radius:50px;margin-left:8px}.builder-label .required{font-size:.75rem;font-weight:500;color:#f43f5e;background:#f43f5e1a;padding:2px 8px;border-radius:50px;margin-left:8px}.stepper-nav{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:32px;padding-top:24px;border-top:1px solid var(--border-color)}.stepper-btn{padding:14px 28px;border-radius:var(--border-radius-sm);font-weight:600;font-size:1rem;cursor:pointer;transition:all var(--transition-spring);border:1px solid var(--border-color);background:var(--bg-tertiary);color:var(--text-primary)}.stepper-btn:hover:not(:disabled){background:var(--bg-card);border-color:var(--accent-primary);transform:translateY(-2px)}.stepper-btn:disabled{opacity:.4;cursor:not-allowed}.stepper-prev{background:transparent}.stepper-next{background:var(--accent-gradient);border:none;color:#fff;box-shadow:0 4px 15px var(--glow-primary)}.stepper-next:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px var(--glow-primary);background:var(--accent-gradient)}.builder-btn-generate.hidden,.stepper-next.hidden{display:none}@media(max-width:640px){.stepper-progress{padding:0}.stepper-label{font-size:.75rem}.stepper-circle{width:36px;height:36px;font-size:.9rem}.stepper-line{min-width:30px}.stepper-nav{flex-direction:column}.stepper-btn{width:100%}.step-title{font-size:1.2rem}}.page-section{display:none;animation:fade-in-up .4s ease-out}.page-section.active{display:block}.nav-link.page-active{color:var(--text-primary)!important;background:var(--bg-tertiary);position:relative}.nav-link.page-active:after{content:"";position:absolute;bottom:6px;left:50%;transform:translate(-50%);width:30px;height:3px;background:var(--accent-gradient);border-radius:2px}.page-header .page-subtitle{transition:all var(--transition-normal)}.mobile-menu a.page-active{color:var(--accent-primary);font-weight:600}.image-modal{position:fixed;inset:0;background:#000000d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:2000;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;visibility:hidden;transition:all var(--transition-normal)}.image-modal.active{opacity:1;visibility:visible}.image-modal-content{position:relative;max-width:90vw;max-height:90vh;border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow-glow-lg);transform:scale(.95);transition:transform var(--transition-spring)}.image-modal.active .image-modal-content{transform:scale(1)}.image-modal-img{display:block;max-width:100%;max-height:90vh;object-fit:contain}.image-modal-close{position:absolute;top:20px;right:20px;background:#00000080;color:#fff;border:1px solid rgba(255,255,255,.2);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;cursor:pointer;transition:all var(--transition-fast);z-index:2001}.image-modal-close:hover{background:#fff3;transform:rotate(90deg)}.style-image{cursor:zoom-in}.style-image-img{transition:transform var(--transition-spring)}.style-image:hover .style-image-img{transform:scale(1.05)}.chip-grid{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}.chip{display:inline-flex;align-items:center;justify-content:center;padding:10px 18px;border-radius:50px;background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-secondary);font-size:.9rem;font-weight:500;cursor:pointer;transition:all var(--transition-spring);-webkit-user-select:none;user-select:none;position:relative;overflow:hidden}.chip:hover{border-color:var(--accent-primary);transform:translateY(-2px);box-shadow:var(--shadow-sm);color:var(--text-primary)}.chip.selected{background:var(--accent-gradient);color:#fff;border-color:transparent;box-shadow:0 4px 15px var(--glow-primary);animation:scale-pulse .3s cubic-bezier(.175,.885,.32,1.275)}.chip.selected:hover{transform:translateY(-2px) scale(1.02);box-shadow:0 6px 20px var(--glow-primary)}.chip-with-icon{padding-left:12px;gap:6px}.chip-icon{font-size:1.1rem;line-height:1}.chip.hover-active{border-color:var(--accent-secondary);background:#2563eb1a;transform:translateY(-2px);box-shadow:0 4px 12px var(--glow-primary)}.builder-field-highlight{background:linear-gradient(135deg,#2563eb14,#3b82f60d);border:1px solid rgba(37,99,235,.2);border-radius:12px;padding:20px;position:relative}.builder-field-highlight:before{content:"⭐";position:absolute;top:-10px;right:20px;background:var(--bg-card);padding:4px 8px;border-radius:8px;font-size:.9rem}.builder-field-highlight .builder-label{color:var(--accent-secondary)}.builder-field{transition:all .4s cubic-bezier(.4,0,.2,1);opacity:1;max-height:1500px;overflow:hidden;margin-bottom:24px;transform:translateY(0)}.builder-field.hidden-field{opacity:0;max-height:0;margin-bottom:0;padding-top:0;padding-bottom:0;pointer-events:none;transform:translateY(-10px)}.chip-custom-input{flex-grow:1;min-width:200px;padding:10px 18px;border-radius:50px;border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-primary);font-size:.9rem;transition:all var(--transition-fast)}.chip-custom-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--glow-primary)}.chip-group-container{background:var(--bg-secondary);padding:16px;border-radius:16px;margin-bottom:16px;border:1px solid var(--border-color)}.chip-group-container.input-only{background:transparent;border:none;padding:0}.chip-category-label{display:block;width:100%;font-size:.9rem;font-weight:700;color:var(--text-primary);margin-top:0;margin-bottom:12px}.chip-grid{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:0}.chip-category-label:first-child{margin-top:0}:root{--ambient-color: var(--accent-primary)}.builder-card{position:relative;z-index:1;overflow:hidden}.builder-card:before{content:"";position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,var(--ambient-color) 0%,transparent 70%);opacity:.08;z-index:-1;filter:blur(80px);transition:background 1.5s ease;pointer-events:none}.highlight-span{transition:all .2s ease;border-radius:4px;padding:0 2px}.highlight-span.active{background-color:var(--ambient-color);color:#fff;box-shadow:0 0 10px var(--ambient-color)}.chip.hover-active{transform:translateY(-2px) scale(1.05);border-color:var(--ambient-color);box-shadow:0 0 15px var(--ambient-color)}.chip{overflow:hidden;position:relative}.ripple{position:absolute;border-radius:50%;background:#fff6;transform:scale(0);animation:ripple .6s linear;pointer-events:none}@keyframes ripple{to{transform:scale(4);opacity:0}}.toast-container{position:fixed;bottom:30px;left:50%;transform:translate(-50%) translateY(100px);background:var(--bg-card);border:1px solid var(--border-color);padding:12px 24px;border-radius:50px;box-shadow:0 10px 30px #0003;display:flex;align-items:center;gap:10px;z-index:1000;opacity:0;transition:all .4s var(--transition-spring)}.toast-container.show{transform:translate(-50%) translateY(0);opacity:1}.toast-icon{color:var(--accent-primary);font-size:1.2rem}.toast-message{font-size:.95rem;font-weight:500;color:var(--text-primary)}.reset-btn{font-size:.8rem;color:var(--text-muted);background:none;border:none;cursor:pointer;text-decoration:underline;margin-left:auto;padding:0 5px}.reset-btn:hover{color:var(--accent-primary)}.step-header{display:flex;justify-content:space-between;align-items:flex-start}.ad-container{display:flex;justify-content:center;align-items:center;margin:20px 0;overflow:hidden;background-color:transparent;transition:background-color .3s ease}.coupang-ad-container{display:flex;flex-direction:column;justify-content:center;align-items:center;margin:20px 0}.coupang-notice{font-size:11px;color:#888;margin-top:5px;text-align:center;width:100%}.ad-mock{border-radius:4px}.ad-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:9999;opacity:0;visibility:hidden;transition:all .3s ease}.ad-modal-overlay.active{opacity:1;visibility:visible}.ad-modal-content{background:var(--bg-card, #fff);padding:30px 20px;border-radius:16px;box-shadow:0 10px 40px #0003;width:90%;max-width:400px;text-align:center;position:relative;transform:translateY(20px);transition:transform .3s ease}.ad-modal-overlay.active .ad-modal-content{transform:translateY(0)}.ad-modal-close{position:absolute;top:10px;right:15px;background:none;border:none;font-size:28px;color:#999;cursor:pointer;line-height:1}.ad-modal-header h3{margin:0 0 5px;color:var(--text-primary, #333);font-size:1.2rem}.ad-modal-header p{margin:0 0 20px;color:var(--text-secondary, #666);font-size:.9rem}#ad-modal-slot{display:flex;justify-content:center;min-height:250px;background:#f9f9f9;border-radius:8px;overflow:hidden}