:root{--color-bg-deep:#0a0514;--color-bg-mid:#1d0935;--color-light-glow:#8e44ad4d;--color-text-main:#fff;--color-text-muted:#d1c5e0;--glass-bg:#ffffff0f;--glass-border:#ffffff1f;--font-main:"Pretendard", -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-bg-deep);color:var(--color-text-main);font-family:var(--font-main);scroll-behavior:smooth;word-break:keep-all;overflow-wrap:break-word;line-height:1.6;overflow-x:hidden}html[lang=ja] body{word-break:normal}a{color:inherit;text-decoration:none}#universe-canvas{z-index:-1;pointer-events:none;width:100vw;height:100vh;position:fixed;top:0;left:0}.glass-nav{z-index:100;-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);background:#0a051499;width:100%;position:fixed;top:0}.nav-container{justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex}.logo img{height:50px;transition:transform .3s}.logo img:hover{transform:scale(1.05)}.nav-links{gap:2rem;list-style:none;display:flex}.nav-links a{color:var(--color-text-muted);font-size:.95rem;font-weight:500;transition:color .3s}.nav-links a:hover{color:#fff;text-shadow:0 0 10px #ffffff80}.content-wrapper{max-width:1200px;margin:0 auto;padding:0 2rem}.section{padding:6rem 0}.section-title{-webkit-text-fill-color:transparent;text-align:center;background:linear-gradient(90deg,#fff,#9b59b6);-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:2.5rem;font-weight:700}.section-subtitle{text-align:center;color:var(--color-text-muted);margin-bottom:4rem;font-size:1.1rem}.hero-section{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding-top:90px;padding-bottom:3rem;display:flex;position:relative}.hero-section .subtitle{color:var(--color-text-muted);letter-spacing:2px;margin-bottom:1rem;font-size:1.2rem;font-weight:400}.hero-section .title{margin-bottom:2rem;font-size:4rem;font-weight:800;line-height:1.3}.hero-section .highlight{-webkit-text-fill-color:transparent;background:linear-gradient(135deg,#a8c0ff,#3f2b96);-webkit-background-clip:text;background-clip:text;padding:0 10px;display:inline-block}.hero-section .description{color:#fffc;margin-bottom:5rem;font-size:1.2rem}.scroll-indicator{color:var(--color-text-muted);text-transform:uppercase;letter-spacing:2px;flex-direction:column;align-items:center;gap:10px;font-size:.8rem;animation:2s ease-in-out infinite float;display:flex;position:absolute;bottom:2rem}.mouse{border:2px solid var(--color-text-muted);border-radius:12px;width:24px;height:36px;position:relative}.mouse:before{content:"";background:var(--color-text-muted);border-radius:50%;width:4px;height:4px;animation:1.5s infinite scrollDown;position:absolute;top:6px;left:50%;transform:translate(-50%)}.glass-card{background:var(--glass-bg);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:24px;padding:2.5rem;transition:all .4s cubic-bezier(.175,.885,.32,1.275);position:relative;overflow:hidden}.glass-card:before{content:"";pointer-events:none;background:linear-gradient(135deg,#ffffff1a 0%,#fff0 100%);width:100%;height:100%;position:absolute;top:0;left:0}.glass-card:hover{border-color:#ffffff4d;transform:translateY(-10px);box-shadow:0 15px 35px #00000080,0 0 20px #8e44ad33}.cards-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;display:grid}.card-logo{filter:drop-shadow(0 0 8px #fff3);height:60px;margin-bottom:1.2rem}.glass-card h3{margin-bottom:1rem;font-size:1.5rem}.glass-card p{color:var(--color-text-muted);margin-bottom:2rem}.btn-primary{text-align:center;color:#fff;background:#ffffff1a;border:1px solid #ffffff4d;border-radius:50px;justify-content:center;align-items:center;padding:.8rem 1.5rem;font-weight:500;transition:all .3s;display:inline-flex}.btn-primary:hover{color:#000;background:#fff;box-shadow:0 0 15px #fff6}.btn-outline{text-align:center;border:1px solid var(--color-text-muted);color:var(--color-text-muted);background:0 0;border-radius:50px;justify-content:center;align-items:center;padding:.8rem 2rem;transition:all .3s;display:inline-flex}.btn-outline:hover{color:#fff;background:#ffffff0d;border-color:#fff}.center-cta{text-align:center;margin-top:3rem}.blog-layout{grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem;display:grid}.featured-post{flex-direction:column;display:flex}.badge{text-transform:uppercase;letter-spacing:1px;background:#8e44ad66;border-radius:4px;align-self:flex-start;margin-bottom:1rem;padding:4px 10px;font-size:.75rem}.excerpt{flex-grow:1;font-size:.95rem;font-style:italic}.read-more{color:#a8c0ff;margin-top:1rem;font-weight:600;transition:filter .3s}.read-more:hover{filter:brightness(1.2)}.youtube-container{border-radius:24px;max-width:800px;margin:0 auto;padding:0}.video-placeholder{aspect-ratio:16/9;cursor:pointer;background:linear-gradient(135deg,#140a1ecc,#28143ccc);border-radius:24px;flex-direction:column;justify-content:center;align-items:center;transition:background .3s;display:flex}.video-placeholder:hover{background:linear-gradient(135deg,#1e0f2dcc,#321950cc)}.play-btn{color:red;filter:drop-shadow(0 0 10px #ff000080);margin-bottom:1rem;font-size:3rem}.book-cover-placeholder{background-color:#351c5a;background-image:url(/images/My-AI-Friend-ITTIP-KR.png);background-position:100%;background-repeat:no-repeat;background-size:200%;border-left:3px solid #fff3;border-radius:8px 16px 16px 8px;justify-content:center;align-items:center;width:170px;height:250px;margin:0 auto 1.5rem;transition:transform .4s,background-image .5s;display:flex;transform:perspective(600px)rotateY(-15deg);box-shadow:inset -5px 0 15px #00000080,5px 5px 15px #00000080}.book-cover-placeholder.lang-ko{background-image:url(/images/My-AI-Friend-ITTIP-KR.png)}.book-cover-placeholder.lang-en{background-image:url(/images/EN-Hard-Cover.png)}.book-cover-placeholder.lang-id{background-image:url(/images/Sampul-Indonesia-Cover.png)}.book-cover-placeholder.lang-ja{background-image:url(/images/JP-Cover.png)}.glass-card:hover .book-cover-placeholder{transform:perspective(600px)rotateY(-5deg)}.book-cover-placeholder h4{display:none}.music-icon{filter:drop-shadow(0 0 10px #fff3);margin-bottom:1rem;font-size:4rem}.music-btn:hover{color:#fff;background:#f00c;border-color:#0000}.glass-footer{border-top:1px solid var(--glass-border);text-align:center;background:#0000004d;padding:4rem 0 2rem}.footer-logo{opacity:.8;height:55px;margin-bottom:2rem}.footer-msg{color:var(--color-text-muted);margin-bottom:2rem;font-style:italic}.footer-links{margin-bottom:2rem}.copyright{color:#ffffff4d;font-size:.8rem}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes scrollDown{0%{opacity:1;transform:translate(-50%)}to{opacity:0;transform:translate(-50%,15px)}}.fade-up{opacity:0;transition:opacity .8s ease-out,transform .8s cubic-bezier(.175,.885,.32,1.275);transform:translateY(30px)}.fade-up.visible{opacity:1;transform:translateY(0)}.delay-1{transition-delay:.2s}.delay-2{transition-delay:.4s}.delay-3{transition-delay:.6s}.lang-switcher select{color:#fff;border:1px solid var(--glass-border);font-family:var(--font-main);cursor:pointer;appearance:none;background:#ffffff1a;border-radius:8px;outline:none;padding:.3rem .5rem}.lang-switcher select option{background:var(--color-bg-deep);color:#fff}.lang-links{flex-wrap:wrap;gap:.5rem;margin-top:1rem;display:flex}.lang-links a{white-space:nowrap;background:#ffffff0d;border:1px solid #ffffff26;border-radius:6px;padding:.3rem .6rem;font-size:.8rem;transition:all .3s}.lang-links a:hover{color:#fff;background:#fff3;transform:translateY(-2px)}@media (width<=768px){.hero-section .subtitle{margin-bottom:.8rem;font-size:1rem}.hero-section .title{font-size:2.2rem}.hero-section .description{margin-bottom:3rem;font-size:1rem}.nav-links{display:none}.logo img{height:40px}.card-logo{height:50px}.footer-logo{height:45px}.brand-text{font-size:1rem!important}.footer-brand-text{font-size:1.3rem!important}}