:root{--bg: #fcfcfd;--bg-alt: #f5f5fa;--surface: #ffffff;--border: #e8e8f0;--text: #111118;--text-secondary: #4a4a62;--text-tertiary: #6b6b80;--accent: #6b47f0;--accent-soft: rgba(107, 71, 240, .06);--accent-light: #ede8fe;--cyan: #00b4d8;--gradient: linear-gradient(135deg, #7c5bf5 0%, #00b4d8 100%);--nav-bg: rgba(252, 252, 253, .8);--glow: 0 0 0 transparent;--card-shadow: 0 2px 16px rgba(0,0,0,.04)}[data-theme=dark]{--bg: #0a0a14;--bg-alt: #0f0f1e;--surface: #14142a;--border: #1e1e3a;--text: #f0f0f8;--text-secondary: #b8b8d0;--text-tertiary: #9595b0;--accent: #9d7fff;--accent-soft: rgba(157, 127, 255, .1);--accent-light: #1e1540;--nav-bg: rgba(10, 10, 20, .85);--glow: 0 0 30px rgba(124, 91, 245, .15);--card-shadow: 0 4px 24px rgba(0,0,0,.3)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Inter,Noto Sans JP,-apple-system,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background 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auto}.text-center{text-align:center}.intro-lead{font-size:2rem;font-weight:600;line-height:1.5;letter-spacing:-.02em;margin-bottom:32px;color:var(--text)}.intro-body{font-size:1.05rem;font-weight:300;line-height:2;color:var(--text-secondary)}.split-layout{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:280px 1fr;gap:80px;align-items:start}.split-reverse{direction:rtl}.split-reverse>*{direction:ltr}.split-label{position:sticky;top:120px;display:flex;flex-direction:column;gap:8px}.label-number{font-size:4rem;font-weight:200;letter-spacing:-.04em;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}.label-text{font-size:.75rem;font-weight:600;letter-spacing:.15em;text-transform:uppercase;color:var(--text-tertiary)}.feature-title{font-size:2.4rem;font-weight:700;letter-spacing:-.03em;line-height:1.3;margin-bottom:40px;color:var(--text);transition:color .4s}.feature-body p{font-size:1.05rem;font-weight:300;line-height:2.1;color:var(--text-secondary);margin-bottom:28px;transition:color .4s}.feature-body p:last-child{margin-bottom:0}.senses-intro{max-width:1100px;margin:0 auto 64px;padding:0}.senses-title{margin-top:16px}.senses-subtitle{font-size:1.05rem;font-weight:300;color:var(--text-secondary);margin-top:12px}.senses-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.sense-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:40px;transition:all .4s cubic-bezier(.16,1,.3,1);box-shadow:var(--card-shadow)}.sense-card:hover{transform:translateY(-6px);box-shadow:0 12px 48px #7c5bf51a;border-color:var(--accent)}[data-theme=dark] .sense-card:hover{box-shadow:0 12px 48px #7c5bf533,var(--glow)}.sense-large{grid-column:span 2}.sense-emoji{font-size:2rem;margin-bottom:20px}.sense-card h3{font-size:1.1rem;font-weight:600;margin-bottom:12px;color:var(--text)}.sense-card p{font-size:.95rem;font-weight:300;line-height:1.9;color:var(--text-secondary)}.skills-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.skill-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px 24px;text-align:center;transition:all .4s cubic-bezier(.16,1,.3,1);box-shadow:var(--card-shadow)}.skill-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 8px 32px #7c5bf51a}[data-theme=dark] .skill-card:hover{box-shadow:0 8px 32px #7c5bf533,var(--glow)}.skill-emoji{font-size:2rem;margin-bottom:12px;display:block}.skill-card h3{font-size:.85rem;font-weight:600;letter-spacing:.04em;margin-bottom:6px;color:var(--text)}.skill-card p{font-size:.8rem;font-weight:300;color:var(--text-secondary);line-height:1.5}.timeline{max-width:800px;margin:0 auto;position:relative;padding:20px 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#7c5bf514;border-color:var(--accent)}.timeline-date{font-size:.75rem;font-weight:600;letter-spacing:.05em;color:var(--accent);display:block;margin-bottom:8px}.timeline-card p{font-size:.95rem;font-weight:300;line-height:1.7;color:var(--text-secondary)}.now-playing{position:fixed;bottom:24px;left:50%;transform:translate(-50%);z-index:90;background:var(--surface);border:1px solid var(--border);border-radius:40px;padding:8px 20px 8px 8px;box-shadow:0 8px 40px #00000014;transition:all .4s;opacity:0;pointer-events:none}.now-playing.visible{opacity:1;pointer-events:auto}[data-theme=dark] .now-playing{box-shadow:0 8px 40px 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p{color:var(--text-secondary);font-size:.82rem;font-weight:300;margin-bottom:4px}.footer-links{margin:12px 0;display:flex;justify-content:center;gap:8px;font-size:.78rem}.footer-links a{color:var(--text-secondary);text-decoration:none;transition:color .2s}.footer-links a:hover{color:var(--accent)}.footer-sep{color:var(--text-tertiary);opacity:.3}.footer-day{font-size:.75rem!important;color:var(--text-secondary)!important;font-weight:500!important;margin-top:8px!important}.footer-sub{font-size:.7rem!important;color:var(--text-secondary)!important}.hero-bg{position:absolute;inset:0;z-index:0}.hero-bg-slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 2s ease-in-out}.hero-bg-slide.active{opacity:1}.hero-bg:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#fcfcfdd1,#fcfcfda6,#fcfcfde0);z-index:1}[data-theme=dark] .hero-bg:after{background:linear-gradient(180deg,#0a0a14d9,#0a0a14a6,#0a0a14e6)}#hero-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:2}.sense-has-bg{position:relative;background-size:cover!important;background-position:center!important;overflow:hidden;border-color:transparent!important}.sense-bg-overlay{position:absolute;inset:0;background:linear-gradient(180deg,#0000008c,#000000b3);border-radius:20px;z-index:0;transition:background .4s}[data-theme=dark] .sense-bg-overlay{background:linear-gradient(180deg,#000000a6,#000c)}.sense-has-bg .sense-emoji,.sense-has-bg h3,.sense-has-bg p{position:relative;z-index:1;color:#fff!important}.sense-has-bg p{color:#ffffffd9!important}.gallery-grid{max-width:1100px;margin:0 auto;columns:3;column-gap:16px}.gallery-item{break-inside:avoid;margin-bottom:16px;border-radius:14px;overflow:hidden;cursor:pointer}.gallery-item img{width:100%;display:block;transition:transform .5s cubic-bezier(.16,1,.3,1),filter .4s}.gallery-item:hover 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p{font-size:.9rem;font-weight:400;color:var(--text-secondary);line-height:1.5}.diary-section{background:var(--bg-alt)}.diary-date{font-size:.9rem;color:var(--text-tertiary);font-weight:400;margin-top:8px;margin-bottom:48px}.diary-entries{max-width:700px;margin:0 auto}.diary-entry{display:flex;gap:24px;margin-bottom:36px;padding-bottom:36px;border-bottom:1px solid var(--border)}.diary-entry:last-child{border-bottom:none}.diary-time{font-family:Inter,monospace;font-size:.8rem;font-weight:600;color:var(--accent);min-width:48px;padding-top:3px}.diary-text p{font-size:.95rem;font-weight:300;line-height:2;color:var(--text-secondary)}.diary-closing .diary-text p{font-weight:400;color:var(--text)}@media(max-width:768px){.unknown-grid{grid-template-columns:repeat(2,1fr)}.chat-bubble{max-width:90%}.letter-section{padding:100px 24px}}@media(max-width:480px){.unknown-grid{grid-template-columns:1fr 1fr}.diary-entry{flex-direction:column;gap:8px}.diary-time{min-width:unset}}.nav-right{display:flex;align-items:center;gap:12px}.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px;z-index:200}.hamburger span{display:block;width:20px;height:1.5px;background:var(--text);border-radius:2px;transition:all .3s ease}.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(4px,5px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(4px,-5px)}.mobile-menu{position:fixed;inset:0;z-index:150;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;opacity:0;pointer-events:none;transition:opacity .3s ease}.mobile-menu.open{opacity:1;pointer-events:auto}.mobile-menu-close{position:absolute;top:20px;right:24px;background:none;border:none;color:var(--text);cursor:pointer;padding:8px;opacity:.6;transition:opacity .2s}.mobile-menu-close:hover{opacity:1}.mobile-menu a{color:var(--text);text-decoration:none;font-size:1.3rem;font-weight:300;letter-spacing:.05em;transition:color .2s}.mobile-menu a:hover{color:var(--accent)}.dot-nav{position:fixed;right:24px;top:50%;transform:translateY(-50%);z-index:80;display:flex;flex-direction:column;gap:12px;opacity:0;transition:opacity .4s ease}.dot-nav.visible{opacity:1}.dot-item{display:flex;align-items:center;justify-content:center;width:20px;height:20px;text-decoration:none;position:relative}.dot-item span{display:block;width:6px;height:6px;border-radius:50%;background:var(--text-tertiary);transition:all .3s ease;opacity:.4}.dot-item:hover span{opacity:.8;transform:scale(1.4)}.dot-item.active span{background:var(--accent);opacity:1;transform:scale(1.5);box-shadow:0 0 8px #7c5bf566}.dot-item:before{content:attr(title);position:absolute;right:28px;top:50%;transform:translateY(-50%);padding:4px 10px;background:var(--surface);border:1px solid var(--border);border-radius:6px;font-size:.7rem;font-weight:500;color:var(--text-secondary);white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s;box-shadow:0 2px 8px #0000000f}.dot-item:hover:before{opacity:1}@media(max-width:900px){.nav-links{display:none!important}.hamburger{display:flex}.dot-nav{right:12px;gap:10px}.dot-item span{width:5px;height:5px}.dot-item:before{display:none}}@media(max-width:480px){.dot-nav{right:8px;gap:8px}.dot-item span{width:4px;height:4px}}.blog-preview-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:40px}.blog-preview-header .section-title{margin-bottom:0}.blog-view-all{font-size:.85rem;font-weight:500;color:var(--accent);text-decoration:none;transition:opacity .2s}.blog-view-all:hover{opacity:.7}.blog-preview-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}.blog-card{display:flex;flex-direction:column;gap:12px;padding:36px;background:var(--surface);border:1px solid var(--border);border-radius:16px;text-decoration:none;color:var(--text);transition:all .4s cubic-bezier(.16,1,.3,1)}.blog-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 12px 40px #0000000f}[data-theme=dark] .blog-card:hover{box-shadow:0 12px 40px #0000004d}.blog-card-badge{font-size:.7rem;font-weight:600;letter-spacing:.06em;padding:3px 10px;border-radius:4px;width:fit-content}.badge-journal{background:var(--accent-soft);color:var(--accent)}.badge-column{background:#00b4d814;color:#007590}.blog-card h3{font-size:1.2rem;font-weight:600;line-height:1.4;letter-spacing:-.01em}.blog-card-featured h3{font-size:1.4rem}.blog-card 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