#page:has(.about-envelope-wrapper) .page-title{display:none}.about-envelope-wrapper{position:relative;max-width:850px;margin:20px auto 40px;padding-top:60px;animation:envelopeReveal 1s cubic-bezier(.34,1.56,.64,1)}@keyframes envelopeReveal{0%{opacity:0;transform:translateY(50px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.about-envelope-flap{position:absolute;top:0;left:5%;right:5%;height:70px;background:linear-gradient(170deg,#f5edd8,#efe5cc 40%,#e5d9b5);clip-path:ellipse(75% 100% at 50% 0%);z-index:2;filter:drop-shadow(0 -4px 8px rgba(0,0,0,.08));animation:flapDrop 1s .2s cubic-bezier(.34,1.56,.64,1) both}@keyframes flapDrop{0%{transform:translateY(-20px) rotateX(-10deg);opacity:0}to{transform:translateY(0) rotateX(0);opacity:1}}.about-envelope-flap:after{content:"";position:absolute;bottom:1px;left:10%;right:10%;height:1px;background:linear-gradient(90deg,transparent,rgba(160,140,110,.4) 15%,rgba(160,140,110,.4) 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both}@keyframes heroFadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.about-hero-text{flex:1}.about-greeting{font-size:2rem;font-weight:700;color:#3d3226;margin:0 0 12px;letter-spacing:1px;background:linear-gradient(135deg,#3d3226,#5a4a38);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.about-tagline{font-size:1.05rem;color:#8b7355;margin:0 0 16px;line-height:1.6;font-style:italic}.about-signature{display:flex;align-items:center;gap:12px;margin-bottom:16px;padding:12px 20px;background:linear-gradient(135deg,#eab30814,#f59e0b0f);border:1px solid rgba(234,179,8,.2);border-radius:24px;font-size:.95rem;color:#3d3226;font-weight:500;transition:all .3s ease}.about-signature:hover{background:linear-gradient(135deg,#eab3081f,#f59e0b1a);border-color:#eab3084d;transform:translateY(-2px);box-shadow:0 4px 12px #eab30826}.signature-item{display:inline-flex;align-items:center;gap:8px}.signature-item i{font-size:1rem;color:#eab308}.signature-divider{color:#eab308;font-weight:700;opacity:.6}.about-tags{display:flex;flex-wrap:wrap;gap:10px}.tag-item{display:inline-block;padding:6px 16px;background:#eab3081a;border:1px solid rgba(234,179,8,.25);border-radius:20px;font-size:.9rem;color:#b8860b;font-weight:600;transition:all .3s ease;cursor:default}.tag-item:hover{background:#eab3082e;border-color:#eab30866;transform:translateY(-2px);box-shadow:0 4px 12px #eab30833}.about-card{margin:20px 32px;padding:24px;background:#ffffffb3;backdrop-filter:blur(10px);border-radius:16px;border:1px solid rgba(232,223,200,.6);box-shadow:0 4px 16px #0000000a,0 1px 4px #00000005;transition:all .4s cubic-bezier(.4,0,.2,1);animation:cardSlideIn .7s cubic-bezier(.34,1.56,.64,1) 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h2{font-size:1.5rem;font-weight:700;color:#3d3226;margin:0;letter-spacing:.5px}.about-card-body{color:#5a4a38;line-height:1.8}.about-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.about-info-item{display:flex;flex-direction:column;gap:6px;padding:14px;background:#eab3080f;border-radius:12px;border:1px solid rgba(234,179,8,.15);transition:all .3s ease}.about-info-item:hover{background:#eab3081a;transform:translateY(-2px);box-shadow:0 4px 12px #eab30826}.about-label{font-size:.85rem;color:#8b7355;font-weight:600;text-transform:uppercase;letter-spacing:.8px}.about-value{font-size:1.05rem;color:#3d3226;font-weight:600}.about-value.highlight{color:#d4a017;font-size:1.1rem}.about-identity-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.identity-tag{display:inline-block;padding:4px 12px;background:linear-gradient(135deg,#eab3081f,#f59e0b14);border:1px solid 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#00000014}.achievement-item.gold:hover{border-color:#eab30866}.achievement-item.bronze:hover{border-color:#cd7f3266}.achievement-medal{font-size:2.5rem;line-height:1;filter:drop-shadow(0 2px 4px rgba(0,0,0,.1));animation:medalShine 3s ease-in-out infinite}@keyframes medalShine{0%,to{filter:drop-shadow(0 2px 4px rgba(0,0,0,.1))}50%{filter:drop-shadow(0 2px 8px rgba(234,179,8,.4))}}.achievement-content{display:flex;flex-direction:column;gap:6px;flex:1}.achievement-title{font-size:1.05rem;font-weight:600;color:#3d3226}.achievement-badge{display:inline-block;padding:4px 14px;font-size:.85rem;font-weight:600;border-radius:20px;width:fit-content}.gold .achievement-badge{background:linear-gradient(135deg,#eab30833,#f59e0b26);color:#b8860b;border:1px solid rgba(234,179,8,.4)}.bronze .achievement-badge{background:linear-gradient(135deg,#cd7f3233,#b8733326);color:sienna;border:1px solid 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skillShine{0%{transform:translate(-100%)}to{transform:translate(100%)}}.about-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;margin-top:20px}.feature-item{display:flex;flex-direction:column;align-items:center;gap:10px;padding:18px 12px;background:#fff9;border-radius:14px;border:1px solid rgba(232,223,200,.5);text-align:center;transition:all .3s cubic-bezier(.4,0,.2,1);cursor:default}.feature-item:hover{background:#ffffffe6;transform:translateY(-4px) scale(1.02);box-shadow:0 8px 24px #00000014}.feature-icon{font-size:2.2rem;line-height:1}.feature-text{display:flex;flex-direction:column;gap:4px}.feature-title{font-size:.95rem;font-weight:600;color:#3d3226}.feature-desc{font-size:.8rem;color:#8b7355}.about-blog-intro{font-size:1.05rem;color:#5a4a38;margin-bottom:4px}.about-contact-card{background:linear-gradient(135deg,#eab3080f,#ffffffb3)}.about-envelope-contact{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}.contact-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;background:#fffc;border:2px solid rgba(234,179,8,.3);border-radius:24px;font-size:.95rem;color:#5a4a38;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.contact-btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#eab30833;transform:translate(-50%,-50%);transition:width .6s,height 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#eab30840}.about-envelope-content{position:relative;z-index:1;color:#4a4035}.about-envelope-content:after{content:"";display:table;clear:both}.about-envelope-content:before{content:"";display:block;width:60%;height:1px;margin:0 auto 24px;background:linear-gradient(90deg,transparent,rgba(180,160,130,.25) 30%,rgba(180,160,130,.45) 50%,rgba(180,160,130,.25) 70%,transparent);border-radius:1px}.about-envelope-body:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:80px;height:62px;background:linear-gradient(160deg,#e8dcc4,#ddcfaa,#d0c496);clip-path:ellipse(50% 55% at 50% 0%);z-index:2;opacity:.7;pointer-events:none;transition:all .5s ease}.about-envelope-body:hover:after{opacity:.85;transform:translate(-50%) scale(1.05)}[data-theme=dark] .about-envelope-flap{background:linear-gradient(170deg,#3d3528,#342d22 40%,#2a241b);filter:drop-shadow(0 -4px 8px rgba(0,0,0,.3))}[data-theme=dark] .about-envelope-flap:before{background:radial-gradient(ellipse at 50% 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.about-envelope-avatar:after{border-color:#eab3081f}[data-theme=dark] .about-envelope-avatar img{background:#2a2520;border-color:#eab308;box-shadow:0 0 0 5px #eab3088c,0 0 0 12px #eab3081f,0 8px 28px #eab30833}[data-theme=dark] .about-envelope-avatar img:hover{box-shadow:0 0 0 5px #eab308b3,0 0 0 18px #eab3082e,0 12px 40px #eab30859}[data-theme=dark] .about-envelope-avatar:hover:before{border-color:#eab30880;background:radial-gradient(circle,rgba(234,179,8,.12) 0%,transparent 70%)}[data-theme=dark] .about-envelope-avatar:hover:after{border-color:#eab30847}[data-theme=dark] .about-hero-section{animation:heroFadeInDark .8s .3s cubic-bezier(.34,1.56,.64,1) both}@keyframes heroFadeInDark{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}[data-theme=dark] .about-greeting{background:linear-gradient(135deg,#e0d5c5,#d0c0a8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}[data-theme=dark] .about-tagline{color:#b5a890}[data-theme=dark] .about-signature{background:linear-gradient(135deg,#eab3081a,#f59e0b14);border-color:#eab3084d;color:#d4c9b1}[data-theme=dark] .about-signature:hover{background:linear-gradient(135deg,#eab30826,#f59e0b1f);border-color:#eab30866}[data-theme=dark] .signature-item i{color:#fbbf24}[data-theme=dark] .signature-divider{color:#fbbf24;opacity:.5}[data-theme=dark] .tag-item{background:#eab3081f;border-color:#eab3084d;color:#fbbf24}[data-theme=dark] .tag-item:hover{background:#eab30833;border-color:#eab30873}[data-theme=dark] .about-card{background:#28231cb3;border-color:#3d352899}[data-theme=dark] .about-card:hover{background:#2d2820d9}[data-theme=dark] .about-card-header h2{color:#e0d5c5}[data-theme=dark] .about-card-body{color:#c5b8a8}[data-theme=dark] .about-info-item{background:#eab30814;border-color:#eab30833}[data-theme=dark] .about-info-item:hover{background:#eab3081f}[data-theme=dark] .about-label{color:#b5a890}[data-theme=dark] .about-value{color:#e0d5c5}[data-theme=dark] .about-value.highlight{color:#eab308}[data-theme=dark] .identity-tag{background:linear-gradient(135deg,#eab30826,#f59e0b1a);border-color:#eab3084d;color:#e0d5c5}[data-theme=dark] .identity-tag:hover{background:linear-gradient(135deg,#eab30840,#f59e0b33);border-color:#eab30880}[data-theme=dark] .about-section-desc{color:#b5a890}[data-theme=dark] .achievement-item{background:#28231c99;border-color:#3d352899}[data-theme=dark] .achievement-item:hover{background:#322d26d9}[data-theme=dark] .achievement-title{color:#e0d5c5}[data-theme=dark] .gold .achievement-badge{background:linear-gradient(135deg,#eab30840,#f59e0b33);color:#eab308;border-color:#eab30880}[data-theme=dark] .bronze .achievement-badge{background:linear-gradient(135deg,#cd7f3240,#b8733333);color:#cd7f32;border-color:#cd7f3280}[data-theme=dark] .about-quote-card{background:linear-gradient(135deg,#eab3081a,#28231cb3)}[data-theme=dark] .about-main-quote{background:#322d26cc;color:#c5b8a8}[data-theme=dark] .about-main-quote:before{color:#eab30826}[data-theme=dark] .about-main-quote:hover{background:#37322af2}[data-theme=dark] .about-journey-text{color:#c5b8a8}[data-theme=dark] .about-acm-term{background:#eab3082e;color:#eab308}[data-theme=dark] .skill-name{color:#e0d5c5}[data-theme=dark] .skill-label{color:#b5a890;background:#eab30826}[data-theme=dark] .skill-bar{background:#eab30826}[data-theme=dark] .about-blog-intro{color:#c5b8a8}[data-theme=dark] .feature-item{background:#28231c99;border-color:#3d352899}[data-theme=dark] .feature-item:hover{background:#322d26d9}[data-theme=dark] .feature-title{color:#e0d5c5}[data-theme=dark] .feature-desc{color:#b5a890}[data-theme=dark] .about-contact-card{background:linear-gradient(135deg,#eab3081a,#28231cb3)}[data-theme=dark] .contact-btn:hover{background:#eab308;color:#1a1a1a;border-color:#eab308}[data-theme=dark] 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