:root{--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 2rem;--text-4xl: 2.5rem;--color-primary: #ff6b9d;--color-primary-light: #ffb8d0;--color-primary-dark: #d94f7a;--color-accent: #ffd4e5;--color-text: #333;--color-text-muted: #666;--color-text-light: #999;--color-bg: #ffffff;--color-bg-light: #fff5f8;--color-gradient-default-start: #667eea;--color-gradient-default-end: #764ba2;--color-gradient-future-front-start: #00d4ff;--color-gradient-future-front-end: #0099ff;--color-gradient-future-back-start: #0099ff;--color-gradient-future-back-end: #0066cc;--color-gradient-exploration-front-start: #ff9500;--color-gradient-exploration-front-end: #ff6b35;--color-gradient-exploration-back-start: #ff6b35;--color-gradient-exploration-back-end: #d84315;--color-gradient-love-start: #f093fb;--color-gradient-love-end: #f5576c;--color-gradient-love-back-start: #f5576c;--color-gradient-love-back-end: #d63031;--color-button-bg: #667eea;--color-button-hover: #764ba2;--color-button-disabled: #999;--color-border: #eee;--color-border-light: #ddd;--color-border-dashed: #ddd;--color-error: #d63031;--color-star: #ffc107;--color-primary-light-2: #ff8fab;--color-bg-light-2: #f9f9f9;--color-accent-light: #ffe4ec;--space-1: .25rem;--space-2: .5rem;--space-4: 1rem;--space-6: 1.5rem;--space-8: 2rem;--space-12: 3rem;--space-16: 4rem;--shadow-sm: 0 2px 10px rgba(0, 0, 0, .1);--shadow-md: 0 4px 15px rgba(0, 0, 0, .05);--shadow-lg: 0 6px 20px rgba(255, 107, 157, .5);--radius-sm: 10px;--radius-md: 15px;--radius-lg: 20px;--radius-xl: 30px;font-family:Pretendard,-apple-system,BlinkMacSystemFont,system-ui,Roboto,Helvetica Neue,Segoe UI,sans-serif;line-height:1.5;font-weight:400;color:var(--color-text);background-color:var(--color-bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html{scroll-behavior:smooth}body{margin:0;min-width:320px}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}*{margin:0;padding:0;box-sizing:border-box}.app{width:100%;max-width:100%;margin:0;padding:0;background-color:var(--color-bg);color:var(--color-text)}.header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-4) var(--space-8);position:fixed;top:0;left:0;right:0;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:100;box-shadow:var(--shadow-sm);gap:var(--space-8)}.header .logo{flex:1}.header .nav{flex:1;justify-content:center}.header .language-switcher{flex-shrink:0}.logo{font-size:var(--text-xl);font-weight:700;color:var(--color-text);margin:0;display:flex;gap:var(--space-2);align-items:center}.logo-primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light-2) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700}.logo-connector{color:var(--color-text-light);font-weight:400;font-size:var(--text-base)}.logo-secondary{color:var(--color-primary);font-weight:700}.nav{display:flex;gap:var(--space-8)}.nav a{color:var(--color-text);text-decoration:none;font-weight:500;transition:color .3s ease;position:relative}.nav a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--color-primary);transition:width .3s ease}.nav a:hover{color:var(--color-primary)}.nav a:hover:after{width:100%}.nav-button{padding:var(--space-2) var(--space-8);background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light-2) 100%);color:#fff;border:none;border-radius:6px;font-weight:600;font-size:var(--text-sm);cursor:pointer;transition:all .3s ease;min-width:80px;white-space:nowrap}.nav-button:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:var(--space-16) var(--space-8) var(--space-12);background:linear-gradient(135deg,var(--color-bg-light) 0%,var(--color-accent-light) 100%)}.hero-content h1{font-size:var(--text-4xl);color:var(--color-text);margin-bottom:var(--space-6);line-height:1.4}.hero-subtitle{font-size:var(--text-lg);color:var(--color-text-muted);margin-bottom:var(--space-8)}.hero-tags{display:flex;gap:var(--space-4);justify-content:center;flex-wrap:wrap;margin-bottom:var(--space-8)}.hero-tags span{background:var(--color-bg);padding:var(--space-2) var(--space-4);border-radius:var(--radius-lg);font-size:var(--text-sm);color:var(--color-primary);box-shadow:0 2px 10px #ff6b9d33;transition:transform .3s ease,box-shadow .3s ease}.hero-tags span:hover{transform:translateY(-2px);box-shadow:0 4px 15px #ff6b9d4d}.cta-button{display:inline-block;padding:var(--space-4) var(--space-8);border-radius:var(--radius-xl);text-decoration:none;font-weight:600;transition:all .3s ease;border:none;cursor:pointer;font-size:var(--text-base)}.cta-button.primary{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light-2) 100%);color:#fff;box-shadow:0 4px 15px #ff6b9d66}.cta-button.primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.cta-button.primary:active{transform:translateY(0)}.cta-button.secondary{background:var(--color-bg);color:var(--color-primary);border:2px solid var(--color-primary)}.cta-button.secondary:hover{background:var(--color-bg-light)}section{padding:var(--space-16) var(--space-8)}section h2{text-align:center;font-size:var(--text-3xl);color:var(--color-text);margin-bottom:var(--space-6)}.product{background:var(--color-bg)}.product-description{text-align:center;max-width:600px;margin:0 auto var(--space-12);color:var(--color-text-muted);line-height:1.8}.product-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-8);max-width:900px;margin:0 auto}.feature{text-align:center;padding:var(--space-8);background:var(--color-bg-light);border-radius:var(--radius-lg);transition:all .3s ease;border:2px solid transparent}.feature:hover{transform:translateY(-5px);border-color:var(--color-primary);box-shadow:0 8px 20px #ff6b9d26}.feature-icon{width:80px;height:80px;margin-bottom:var(--space-4);display:inline-block}.feature h3{color:var(--color-text);margin-bottom:var(--space-2);font-size:var(--text-lg)}.feature p{color:var(--color-text-muted);font-size:var(--text-sm)}.reviews{background:var(--color-bg-light)}.rating-summary{text-align:center;margin-bottom:var(--space-12)}.rating-score{font-size:3rem;font-weight:700;color:var(--color-primary)}.rating-stars{color:var(--color-star);font-size:1.5rem;margin:0 var(--space-2)}.rating-text{color:var(--color-text-muted)}.reviews-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--space-6);max-width:1000px;margin:0 auto}.review-card{background:var(--color-bg);padding:var(--space-6);border-radius:var(--radius-md);box-shadow:var(--shadow-md);transition:all .3s ease}.review-card:hover{transform:translateY(-2px);box-shadow:0 6px 20px #00000014}.review-stars{color:var(--color-star);margin-bottom:var(--space-2)}.review-text{color:var(--color-text);line-height:1.6;margin-bottom:var(--space-4);font-size:var(--text-sm)}.review-author{color:var(--color-text-light);font-size:var(--text-sm)}.use-case{background:var(--color-bg)}.use-case-subtitle{text-align:center;color:var(--color-text-muted);margin-bottom:var(--space-12);font-size:var(--text-base)}.use-case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-6);max-width:900px;margin:0 auto}.use-case-card{text-align:center;padding:var(--space-8);border:2px solid var(--color-accent-light);border-radius:var(--radius-md);transition:all .3s ease;cursor:pointer}.use-case-card:hover{border-color:var(--color-primary);background:var(--color-bg-light);transform:translateY(-3px);box-shadow:0 6px 15px #ff6b9d26}.use-case-icon{font-size:2.5rem;display:block;margin-bottom:var(--space-4)}.use-case-card h3{color:var(--color-text);margin-bottom:var(--space-2);font-size:var(--text-lg)}.use-case-card p{color:var(--color-text-muted);font-size:var(--text-sm)}.trust{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light-2) 100%);color:#fff;text-align:center}.trust h2{color:#fff}.trust-stats{display:flex;justify-content:center;gap:var(--space-16);margin:var(--space-8) 0;flex-wrap:wrap}.stat{display:flex;flex-direction:column;gap:var(--space-2)}.stat-number{font-size:2.5rem;font-weight:700}.stat-label{font-size:var(--text-sm);opacity:.9}.trust-subtitle{opacity:.9;margin-bottom:var(--space-8);font-size:var(--text-base)}.social-proof{display:flex;justify-content:center;gap:var(--space-4);flex-wrap:wrap}.hashtag{background:#fff3;padding:var(--space-2) var(--space-4);border-radius:var(--radius-lg);font-size:var(--text-sm);transition:all .3s ease}.hashtag:hover{background:#ffffff4d}.faq{background:var(--color-bg)}.faq-list{max-width:700px;margin:var(--space-8) auto 0}.faq-item{padding:var(--space-6);border-bottom:1px solid var(--color-border);transition:all .3s ease}.faq-item:hover{background:var(--color-bg-light);border-radius:var(--radius-md)}.faq-question{color:var(--color-text);margin-bottom:var(--space-2);font-size:var(--text-lg);font-weight:600;cursor:pointer}.faq-answer{color:var(--color-text-muted);line-height:1.6;font-size:var(--text-sm)}.cta-section{background:var(--color-bg-light);text-align:center}.cta-section p{color:var(--color-text-muted);margin-bottom:var(--space-8);font-size:var(--text-base)}.cta-buttons{display:flex;gap:var(--space-4);justify-content:center;flex-wrap:wrap}.language-switcher{position:relative}.language-switcher-button{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;font-size:var(--text-sm);color:var(--color-text);transition:all .3s ease;font-weight:500}.language-switcher-button:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-bg-light)}.dropdown-arrow{font-size:.6rem;transition:transform .3s ease}.language-switcher-button:hover .dropdown-arrow{transform:rotate(180deg)}.language-dropdown{position:absolute;top:100%;right:0;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);margin-top:var(--space-2);box-shadow:0 4px 12px #0000001a;z-index:1000;min-width:150px;overflow:hidden}.language-option{display:block;width:100%;padding:var(--space-2) var(--space-4);background:var(--color-bg);border:none;text-align:left;cursor:pointer;transition:all .2s ease;font-size:var(--text-sm);color:var(--color-text)}.language-option:hover{background:var(--color-bg-light);color:var(--color-primary)}.language-option.active{background:var(--color-bg-light);color:var(--color-primary);font-weight:600}.ad-unit{display:flex;justify-content:center;padding:var(--space-8) var(--space-4);background:var(--color-bg);min-height:250px}.ad-placeholder{display:flex;align-items:center;justify-content:center;border:2px dashed var(--color-border-light);border-radius:var(--radius-md);background:var(--color-bg-light-2)}.ad-placeholder-content{text-align:center;color:var(--color-text-light)}.ad-placeholder-content p{margin:0;font-size:var(--text-sm);font-weight:500}.ad-placeholder-content small{display:block;font-size:.75rem;margin-top:var(--space-2)}.adsbygoogle-horizontal{display:block}.adsbygoogle-rectangle{display:inline-block}.footer{text-align:center;padding:var(--space-8);background:var(--color-text);color:#fff;font-size:var(--text-sm)}@media(max-width:768px){.hero-content h1{font-size:var(--text-3xl)}.header{padding:var(--space-4);flex-wrap:wrap;gap:var(--space-4)}.header .logo,.header .nav,.header .language-switcher{flex:auto;justify-content:center}.nav{gap:var(--space-4);order:3;flex-basis:100%}.nav-button{min-width:80px;padding:var(--space-2) var(--space-8)}.trust-stats{gap:var(--space-8)}section{padding:var(--space-12) var(--space-4)}.cta-button{width:100%;max-width:300px}.hero{padding:var(--space-12) var(--space-4)}}.questions{min-height:250px;display:flex;flex-direction:column;justify-content:center;align-items:center;position:relative;margin-top:140px;padding-top:var(--space-12);padding-bottom:var(--space-8)}.questions-layout{width:100%;display:flex;justify-content:center;gap:var(--space-8);margin:var(--space-8) 0;flex-wrap:wrap}.questions-ad{display:flex;justify-content:center;align-items:flex-start}.questions-ad-left,.questions-ad-right{flex:0 0 auto}.questions-container{width:100%;max-width:800px;display:flex;flex-direction:column;align-items:center}.questions-card-wrapper{width:100%;display:flex;flex-direction:column;align-items:center;gap:var(--space-8)}.questions-navigation{display:flex;align-items:center;justify-content:center;gap:var(--space-8);width:100%;max-width:700px}.arrow-button{width:40px;height:40px;min-width:40px;padding:0;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-light-2) 100%);color:#fff;border:none;border-radius:8px;font-size:20px;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center}.arrow-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.arrow-button:disabled{opacity:.5;cursor:not-allowed}.questions-empty{text-align:center;padding:var(--space-8)}.questions-empty p{color:var(--color-text-muted);margin-bottom:var(--space-8);font-size:var(--text-lg)}.draw-button{padding:var(--space-4) var(--space-8);background:linear-gradient(135deg,var(--color-gradient-default-start) 0%,var(--color-gradient-default-end) 100%);color:#fff;border:none;border-radius:8px;font-size:var(--text-base);font-weight:600;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #667eea4d}.draw-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.draw-button.primary{padding:var(--space-4) var(--space-12);font-size:var(--text-lg)}.questions-index{margin-top:var(--space-4);font-size:var(--text-sm);color:var(--color-text-muted);font-weight:500}.questions-controls{display:flex;gap:var(--space-4);justify-content:center}.reset-button{background:var(--color-button-disabled)}.reset-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #9996}@media(max-width:480px){.header{padding:var(--space-2) var(--space-4)}section h2{font-size:var(--text-2xl)}.hero-content h1{font-size:var(--text-2xl)}.rating-score{font-size:2rem}.trust-stats{flex-direction:column;gap:var(--space-4)}.questions{min-height:500px}.questions-layout{flex-direction:column;gap:var(--space-4)}.questions-ad-left,.questions-ad-right{display:none}.questions-navigation{gap:var(--space-4)}.arrow-button{width:36px;height:36px;font-size:18px}}.flip-card{background-color:transparent;width:100%;height:250px;perspective:1000px;cursor:pointer}.flip-card-inner{position:relative;width:100%;height:100%;text-align:center;transition:transform .6s;transform-style:preserve-3d}.flip-card.flipped .flip-card-inner{transform:rotateY(180deg)}.flip-card-front,.flip-card-back{position:absolute;width:100%;height:100%;-webkit-backface-visibility:hidden;backface-visibility:hidden;display:flex;align-items:center;justify-content:center;border-radius:12px;padding:32px;box-sizing:border-box;flex-direction:column}.flip-card-front{background:linear-gradient(135deg,var(--color-gradient-default-start) 0%,var(--color-gradient-default-end) 100%);color:#fff;font-size:16px;font-weight:500;line-height:1.6;box-shadow:0 4px 15px #667eea4d}.flip-card-back{background:linear-gradient(135deg,var(--color-gradient-love-start) 0%,var(--color-gradient-love-end) 100%);color:#fff;transform:rotateY(180deg);font-size:20px;font-weight:600;letter-spacing:.5px;box-shadow:0 4px 15px #f5576c4d}.flip-card.theme-future .flip-card-front{background:linear-gradient(135deg,var(--color-gradient-future-front-start) 0%,var(--color-gradient-future-front-end) 100%);box-shadow:0 4px 15px #00d4ff4d}.flip-card.theme-future .flip-card-back{background:linear-gradient(135deg,var(--color-gradient-future-back-start) 0%,var(--color-gradient-future-back-end) 100%);box-shadow:0 4px 15px #0099ff4d}.flip-card.theme-exploration .flip-card-front{background:linear-gradient(135deg,var(--color-gradient-exploration-front-start) 0%,var(--color-gradient-exploration-front-end) 100%);box-shadow:0 4px 15px #ff95004d}.flip-card.theme-exploration .flip-card-back{background:linear-gradient(135deg,var(--color-gradient-exploration-back-start) 0%,var(--color-gradient-exploration-back-end) 100%);box-shadow:0 4px 15px #ff6b354d}.flip-card.theme-love .flip-card-front{background:linear-gradient(135deg,var(--color-gradient-love-start) 0%,var(--color-gradient-love-end) 100%);box-shadow:0 4px 15px #f5576c4d}.flip-card.theme-love .flip-card-back{background:linear-gradient(135deg,var(--color-gradient-love-back-start) 0%,var(--color-gradient-love-back-end) 100%);box-shadow:0 4px 15px #f5576c4d}.flip-card-content{width:100%;display:flex;flex-direction:column;align-items:center;gap:var(--space-4)}.flip-card-question{margin:0;font-size:18px;line-height:1.6}.flip-card-why{margin:0;font-size:13px;line-height:1.5;opacity:.85;font-weight:400;text-align:center;max-width:100%}.flip-card-topic{display:inline-block;font-size:20px;font-weight:600}@media(max-width:768px){.flip-card{height:250px}.flip-card-front,.flip-card-back{padding:20px;font-size:14px}.flip-card-back{font-size:18px}.flip-card-question{font-size:16px}.flip-card-why{font-size:12px}}