/* ═══════════════════════════════════════════════════════
   Sahara Sheikholeslami — Ultra-Creative Portfolio
   ═══════════════════════════════════════════════════════ */

:root {
  --bg:#020810;--bg-elevated:#080e1a;--bg-card:#0a1020;
  --border:#122040;--border-h:#1a3a6a;
  --text:#8a9ab4;--text-bright:#d0daea;--heading:#eef2f8;
  --pink:#F72585;--cyan:#4CC9F0;--green:#06D6A0;--yellow:#FFB703;--purple:#8338EC;
  --serif:'Instrument Serif',Georgia,serif;
  --sans:'Outfit',system-ui,sans-serif;
  --mono:'JetBrains Mono',monospace;
  --max-w:1140px;--nav-h:60px;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h)+12px);cursor:none}
body{background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden;cursor:none}
::selection{background:rgba(247,37,133,.25);color:#fff}
a,button{cursor:none}
a{color:var(--cyan);text-decoration:none;transition:color .2s}
a:hover{color:var(--pink)}
strong{color:var(--text-bright);font-weight:600}
em{color:var(--cyan);font-style:normal;font-weight:500}
code{font-family:var(--mono);font-size:.82em;background:rgba(76,201,240,.07);color:var(--cyan);padding:2px 7px;border-radius:3px}

/* ══════════ CUSTOM CURSOR ══════════ */
.cursor-dot{position:fixed;width:6px;height:6px;background:var(--pink);border-radius:50%;pointer-events:none;z-index:9999;margin:-3px 0 0 -3px;mix-blend-mode:difference;transition:width .2s,height .2s,margin .2s}
.cursor-ring{position:fixed;width:36px;height:36px;border:1.5px solid rgba(247,37,133,.4);border-radius:50%;pointer-events:none;z-index:9998;margin:-18px 0 0 -18px;transition:left .12s ease-out,top .12s ease-out,width .3s,height .3s,margin .3s,border-color .3s}
.cursor-dot.cursor-hover{width:12px;height:12px;margin:-6px 0 0 -6px;background:var(--cyan)}
.cursor-ring.cursor-hover{width:56px;height:56px;margin:-28px 0 0 -28px;border-color:rgba(76,201,240,.5)}
@media(pointer:coarse){.cursor-dot,.cursor-ring{display:none}html,body,a,button{cursor:auto}}

/* ══════════ SCROLL PROGRESS ══════════ */
.scroll-progress{position:fixed;top:0;left:0;height:2px;width:0%;background:linear-gradient(90deg,var(--pink),var(--cyan),var(--green));z-index:999;transition:none;box-shadow:0 0 12px rgba(247,37,133,.4)}

/* ══════════ NAV ══════════ */
#navbar{position:fixed;top:0;left:0;width:100%;z-index:200;background:rgba(2,8,16,.65);backdrop-filter:blur(20px) saturate(1.3);border-bottom:1px solid transparent;transition:border-color .4s,box-shadow .4s}
#navbar.scrolled{border-bottom-color:var(--border);box-shadow:0 4px 30px rgba(0,0,0,.5)}
.nav-inner{max-width:var(--max-w);margin:0 auto;padding:0 28px;height:var(--nav-h);display:flex;align-items:center;justify-content:space-between}
.nav-logo{font-family:var(--serif);font-size:26px;color:var(--heading);letter-spacing:1px;transition:transform .3s}
.nav-logo .dot{color:var(--pink)}
.nav-links{display:flex;gap:24px}
.nav-links a{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--text);position:relative;padding:4px 0;transition:color .3s,transform .3s}
.nav-links a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:1px;background:var(--pink);transition:width .3s}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a.active{color:var(--pink)}
.nav-burger{display:none;background:none;border:none;cursor:none;flex-direction:column;gap:5px;padding:4px}
.nav-burger span{display:block;width:22px;height:1.5px;background:var(--text);transition:all .3s}

/* ══════════ HERO ══════════ */
#hero{position:relative;height:100vh;min-height:700px;overflow:hidden}
#hero-3d{position:absolute;inset:0;z-index:0}

/* Parallax shapes */
.hero-parallax-layer{position:absolute;inset:0;z-index:1;pointer-events:none;transition:none}
.parallax-shape{position:absolute;opacity:.12}
.shape-ring{width:60px;height:60px;border:2px solid var(--cyan);border-radius:50%;animation:float-slow 8s ease-in-out infinite}
.shape-cross{width:20px;height:20px;position:absolute}
.shape-cross::before,.shape-cross::after{content:'';position:absolute;background:var(--pink);border-radius:1px}
.shape-cross::before{width:2px;height:20px;left:9px}
.shape-cross::after{width:20px;height:2px;top:9px}
.shape-dot{width:8px;height:8px;background:var(--yellow);border-radius:50%;box-shadow:0 0 20px var(--yellow);animation:pulse 3s ease-in-out infinite}
.shape-triangle{width:0;height:0;border-left:12px solid transparent;border-right:12px solid transparent;border-bottom:20px solid var(--green);animation:float-slow 6s ease-in-out infinite reverse}

@keyframes float-slow{0%,100%{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-20px) rotate(10deg)}}
@keyframes pulse{0%,100%{opacity:.12;transform:scale(1)}50%{opacity:.25;transform:scale(1.3)}}

.hero-overlay{position:absolute;inset:0;z-index:2;background:linear-gradient(180deg,rgba(2,8,16,.3) 0%,rgba(2,8,16,.55) 40%,rgba(2,8,16,.85) 75%,var(--bg) 100%);display:flex;align-items:center;justify-content:center;pointer-events:none}
.hero-content{text-align:center;max-width:640px;padding:0 24px;pointer-events:auto}
.hero-over{font-size:12px;letter-spacing:5px;text-transform:uppercase;color:var(--text);margin-bottom:20px;opacity:0}
.hero-name{font-family:var(--serif);font-size:clamp(48px,8vw,88px);line-height:1;color:var(--heading);margin-bottom:16px}
.hero-rule{width:60px;height:2px;margin:0 auto 20px;background:linear-gradient(90deg,var(--pink),var(--cyan));border-radius:2px;animation:rule-expand 1.5s ease forwards;animation-delay:.6s;transform:scaleX(0)}
@keyframes rule-expand{to{transform:scaleX(1)}}
.hero-tagline{font-family:var(--mono);font-size:13px;letter-spacing:3px;color:var(--cyan);text-shadow:0 0 20px rgba(76,201,240,.2);margin-bottom:12px;min-height:1.4em;border-right:2px solid var(--cyan);display:inline-block;padding-right:4px;animation:blink-caret .8s step-end infinite}
@keyframes blink-caret{50%{border-color:transparent}}
.hero-sub{font-size:15px;color:var(--text);max-width:480px;margin:0 auto 28px;line-height:1.6;opacity:0}

/* Reveal text animation */
.reveal-text{opacity:0;transform:translateY(20px);animation:revealUp .8s ease forwards}
.reveal-text[data-delay="200"]{animation-delay:.2s}
.reveal-text[data-delay="800"]{animation-delay:.8s}
.reveal-text[data-delay="1000"]{animation-delay:1s}
.reveal-text[data-delay="1200"]{animation-delay:1.2s}
@keyframes revealUp{to{opacity:1;transform:translateY(0)}}

/* Hero stats */
.hero-stats{display:flex;justify-content:center;gap:40px;margin-bottom:32px;opacity:0}
.hero-stat{display:flex;flex-direction:column;align-items:center}
.stat-num{font-family:var(--mono);font-size:32px;font-weight:700;color:var(--heading);line-height:1;background:linear-gradient(135deg,var(--pink),var(--cyan));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--text);margin-top:6px;opacity:.7}

.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;opacity:0}
.btn-primary{padding:12px 28px;font-size:13px;letter-spacing:2px;text-transform:uppercase;font-family:var(--sans);font-weight:500;background:var(--pink);color:#fff;border:none;border-radius:3px;transition:all .25s;box-shadow:0 0 30px rgba(247,37,133,.2);position:relative;overflow:hidden}
.btn-primary::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent);transition:left .5s}
.btn-primary:hover::before{left:100%}
.btn-primary:hover{background:#d91e71;box-shadow:0 0 50px rgba(247,37,133,.35)}
.btn-ghost{padding:12px 28px;font-size:13px;letter-spacing:2px;text-transform:uppercase;font-family:var(--sans);font-weight:500;color:var(--text);border:1px solid var(--border);border-radius:3px;transition:all .25s}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}

/* Scroll hint */
.hero-scroll-hint{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);z-index:3;display:flex;flex-direction:column;align-items:center;gap:6px;color:var(--text);opacity:.5;animation:bounce-hint 2s infinite;pointer-events:none}
.hero-scroll-hint span{font-family:var(--mono);font-size:10px;letter-spacing:3px;text-transform:uppercase}
.hero-scroll-hint svg{width:18px;height:18px}
@keyframes bounce-hint{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ══════════ GRADIENT TEXT ══════════ */
.gradient-text{background:linear-gradient(135deg,var(--heading) 0%,var(--cyan) 50%,var(--pink) 100%);background-size:200% 200%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;animation:gradient-shift 5s ease infinite}
@keyframes gradient-shift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}

/* ══════════ SCROLL REVEAL ══════════ */
.scroll-reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.scroll-reveal.revealed{opacity:1;transform:translateY(0)}
.scroll-reveal[data-direction="left"]{transform:translateX(-40px)}
.scroll-reveal[data-direction="right"]{transform:translateX(40px)}
.scroll-reveal[data-direction="left"].revealed,.scroll-reveal[data-direction="right"].revealed{transform:translateX(0)}
/* Fallback: if JS hasn't revealed after 3s, show anyway */
@keyframes forceReveal{to{opacity:1;transform:none}}
.scroll-reveal{animation:forceReveal 0s 3s forwards}

/* ══════════ TILT CARD SHINE ══════════ */
.tilt-card{transition:transform .4s ease,box-shadow .4s ease;will-change:transform;position:relative;overflow:hidden}
.tilt-card::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at var(--shine-x,50%) var(--shine-y,50%),rgba(255,255,255,.04) 0%,transparent 60%);pointer-events:none;opacity:0;transition:opacity .3s}
.tilt-card:hover::after{opacity:1}

/* ══════════ SECTIONS ══════════ */
.section{padding:100px 28px;position:relative}
.section-inner{max-width:var(--max-w);margin:0 auto}
.section-alt::before{content:'';position:absolute;inset:0;background:rgba(255,255,255,.008);z-index:-1;pointer-events:none}
.section-head{display:flex;align-items:baseline;gap:14px;margin-bottom:24px}
.section-num{font-family:var(--mono);font-size:13px;color:var(--pink);letter-spacing:2px}
.section-head h2{font-family:var(--serif);font-size:clamp(32px,5vw,44px)}
.section-desc{max-width:600px;margin-bottom:40px;font-size:15px;line-height:1.8}
.section-desc.center{margin-left:auto;margin-right:auto;text-align:center}
.section-center{text-align:center}

/* ══════════ TIMELINE ══════════ */
.timeline{position:relative;max-width:800px;margin:0 auto 60px;padding-left:40px}
.timeline::before{content:'';position:absolute;left:16px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--pink),var(--cyan),var(--green),var(--yellow))}
.timeline-item{position:relative;margin-bottom:36px}
.timeline-marker{position:absolute;left:-32px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--cyan);box-shadow:0 0 12px rgba(76,201,240,.3);transition:all .3s}
.timeline-item:hover .timeline-marker{background:var(--pink);border-color:var(--pink);box-shadow:0 0 20px rgba(247,37,133,.5);transform:scale(1.3)}
.timeline-content{background:var(--bg-card);border:1px solid var(--border);border-radius:4px;padding:20px 24px;transition:border-color .3s,transform .3s}
.timeline-item:hover .timeline-content{border-color:var(--border-h);transform:translateX(4px)}
.timeline-date{font-family:var(--mono);font-size:11px;letter-spacing:2px;color:var(--pink)}
.timeline-content h3{font-size:16px;font-weight:600;color:var(--heading);margin:6px 0 8px}
.timeline-content p{font-size:14px;line-height:1.7}

/* ══════════ ABOUT ══════════ */
.about-full{max-width:800px}
.about-full p{margin-bottom:16px;font-size:15px;line-height:1.85}
.about-sub{font-family:var(--sans);font-size:20px;font-weight:600;color:var(--heading);margin:36px 0 14px;padding-top:20px;border-top:1px solid rgba(255,255,255,.04);display:flex;align-items:center;gap:10px}
.about-icon{width:28px;height:28px;flex-shrink:0;filter:drop-shadow(0 0 6px currentColor)}

.honors-block{margin-top:20px;max-width:800px}
.honor-card{background:var(--bg-card);border:1px solid var(--border);padding:20px 24px;border-radius:4px;margin-bottom:12px;transition:border-color .3s,transform .4s}
.honor-card:hover{border-color:var(--cyan)}
.honor-title{font-size:16px;font-weight:600;color:var(--heading);margin-bottom:4px}
.honor-issuer{font-family:var(--mono);font-size:12px;letter-spacing:1.5px;color:var(--pink);margin-bottom:8px}
.honor-desc{font-size:14px;color:var(--text);line-height:1.7}

/* ══════════ RESEARCH ══════════ */
.research-svg-wrap{margin:0 auto 48px;overflow:visible}
#research-svg{width:100%;height:auto;display:block}
.interest-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.int-card{background:var(--bg-card);border:1px solid var(--border);padding:24px 24px 20px;border-radius:4px;transition:all .35s;cursor:default;position:relative;overflow:hidden}
.int-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:2px;background:linear-gradient(90deg,var(--pink),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .4s}
.int-card:hover{border-color:var(--border-h)}
.int-card:hover::before{transform:scaleX(1)}
.int-num{font-family:var(--mono);font-size:12px;color:var(--pink);letter-spacing:2px;margin-bottom:10px;opacity:.6}
.int-card h3{font-size:17px;font-weight:600;color:var(--heading);margin-bottom:8px}
.int-card p{font-size:14px;color:var(--text);line-height:1.65}

/* ══════════ RESEARCH STATS TICKER ══════════ */
.stats-ticker{overflow:hidden;border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:14px 0;background:rgba(255,255,255,.005);white-space:nowrap}
.ticker-track{display:inline-flex;align-items:center;gap:24px;animation:ticker 30s linear infinite}
.ticker-item{font-family:var(--mono);font-size:12px;letter-spacing:1.5px;color:var(--text)}
.ticker-item em{font-style:normal;color:var(--cyan);font-weight:600}
.ticker-sep{color:var(--pink);font-size:6px;opacity:.4}
@keyframes ticker{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ══════════ PIPELINE DIAGRAM ══════════ */
.pipeline-divider{padding:40px 28px;display:flex;justify-content:center;overflow-x:auto}
.pipeline-svg{width:100%;max-width:900px;height:auto;filter:drop-shadow(0 0 15px rgba(247,37,133,.05))}

/* ══════════ TRANSFER DIAGRAM ══════════ */
.transfer-divider{padding:30px 28px;display:flex;justify-content:center}
.transfer-svg{width:100%;max-width:700px;height:auto;filter:drop-shadow(0 0 15px rgba(76,201,240,.05))}

/* ══════════ ROBOT ARM DIVIDER ══════════ */
.robot-divider{padding:40px 28px;display:flex;justify-content:center;position:relative;overflow:hidden}
.robot-divider::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%,rgba(76,201,240,.03),transparent 60%)}
.robot-arm-svg{width:100%;max-width:600px;height:auto;filter:drop-shadow(0 0 20px rgba(76,201,240,.08))}

/* ══════════ HEALTHCARE AI ══════════ */
.healthcare-header{margin-bottom:32px}
.healthcare-badge{display:flex;flex-direction:column;gap:4px;padding:20px 24px;background:var(--bg-card);border:1px solid var(--border);border-radius:4px;border-left:3px solid var(--green);position:relative;overflow:hidden}
.healthcare-badge::after{content:'';position:absolute;top:0;right:0;width:200px;height:100%;background:radial-gradient(circle at 100% 50%,rgba(6,214,160,.04),transparent);pointer-events:none}
.hc-institution{font-size:18px;font-weight:600;color:var(--heading)}
.hc-dept{font-size:14px;color:var(--cyan)}
.hc-pi{font-family:var(--mono);font-size:12px;color:var(--text);letter-spacing:1px}

.healthcare-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.hc-card{background:var(--bg-card);border:1px solid var(--border);padding:24px;border-radius:4px;transition:all .35s}
.hc-card:hover{border-color:var(--green)}
.hc-icon{font-size:28px;margin-bottom:12px}
.hc-card h3{font-size:16px;font-weight:600;color:var(--heading);margin-bottom:8px}
.hc-card p{font-size:14px;color:var(--text);line-height:1.7}

/* ══════════ VIZ GALLERY ══════════ */
.viz-filters{display:flex;gap:8px;margin-bottom:24px;flex-wrap:wrap}
.viz-filter{padding:8px 18px;font-family:var(--mono);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;background:none;border:1px solid var(--border);color:var(--text);border-radius:3px;cursor:none;transition:all .25s}
.viz-filter:hover{border-color:var(--cyan);color:var(--cyan)}
.viz-filter.active{background:rgba(247,37,133,.1);border-color:var(--pink);color:var(--pink)}

@keyframes vizFadeIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

.viz-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.viz-card{background:var(--bg-card);border:1px solid var(--border);border-radius:6px;overflow:hidden;transition:all .35s;position:relative}
.viz-card:hover{border-color:var(--border-h);box-shadow:0 12px 40px rgba(0,0,0,.4)}
.viz-card.wide{grid-column:1 / -1}

.viz-preview{position:relative;height:280px;overflow:hidden;background:var(--bg)}
.viz-card.wide .viz-preview{height:320px}
.viz-preview iframe{width:100%;height:100%;border:none;pointer-events:none}
.viz-glass{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(2,8,16,.5) 100%);transition:background .3s}
.viz-card:hover .viz-glass{background:linear-gradient(180deg,transparent 30%,rgba(2,8,16,.3) 100%)}

.viz-bar{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;gap:12px}
.viz-info h3{font-size:16px;font-weight:600;color:var(--heading);margin-bottom:4px;cursor:none}
.viz-info h3:hover{color:var(--cyan)}
.viz-info p{font-size:12px;color:var(--text);line-height:1.5;margin-bottom:4px}
.viz-tech{font-family:var(--mono);font-size:10px;letter-spacing:1.5px;color:var(--pink);background:rgba(247,37,133,.06);padding:2px 8px;border-radius:2px;border:1px solid rgba(247,37,133,.12)}
.viz-robot-tag{font-family:var(--mono);font-size:10px;letter-spacing:1.5px;color:var(--green);background:rgba(6,214,160,.06);padding:2px 8px;border-radius:2px;border:1px solid rgba(6,214,160,.12);margin-left:6px}

.viz-interact-btn{display:flex;align-items:center;gap:6px;flex-shrink:0;padding:8px 14px;background:rgba(2,8,16,.8);border:1px solid var(--border);border-radius:3px;cursor:none;transition:all .3s;white-space:nowrap}
.viz-interact-btn svg{width:16px;height:16px;color:var(--cyan);flex-shrink:0}
.viz-interact-btn span{font-family:var(--mono);font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:var(--text)}
.viz-interact-btn:hover{border-color:var(--cyan);background:rgba(76,201,240,.05)}

/* Lightbox & Modal */
.viz-lightbox{position:fixed;inset:0;z-index:500;display:none;align-items:center;justify-content:center}
.viz-lightbox.open{display:flex}
.viz-lightbox-backdrop{position:absolute;inset:0;background:rgba(2,8,16,.82);backdrop-filter:blur(12px);cursor:none}
.viz-lightbox-panel{position:relative;z-index:1;width:92vw;max-width:1400px;height:82vh;border:1px solid var(--border-h);border-radius:8px;overflow:hidden;background:var(--bg);box-shadow:0 0 80px rgba(247,37,133,.08);display:flex;flex-direction:column}
.viz-lightbox-bar{height:44px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--border);background:rgba(10,16,32,.95);flex-shrink:0}
.viz-lightbox-title{font-family:var(--mono);font-size:12px;letter-spacing:3px;color:var(--cyan);text-transform:uppercase}
.viz-lightbox-hint{font-size:11px;color:var(--text);opacity:.5;letter-spacing:1px}
.viz-lightbox-close{background:none;border:1px solid var(--border);color:var(--text);font-size:20px;width:32px;height:32px;border-radius:3px;cursor:none;transition:all .2s;display:flex;align-items:center;justify-content:center}
.viz-lightbox-close:hover{border-color:var(--pink);color:var(--pink)}
.viz-lightbox-frame{flex:1;border:none;width:100%}

.viz-modal{position:fixed;inset:0;z-index:600;background:var(--bg);display:none;flex-direction:column}
.viz-modal.open{display:flex}
.viz-modal-bar{height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 24px;border-bottom:1px solid var(--border);background:rgba(2,8,16,.9);flex-shrink:0}
.viz-modal-title{font-family:var(--mono);font-size:12px;letter-spacing:3px;color:var(--cyan);text-transform:uppercase}
.viz-modal-close{background:none;border:1px solid var(--border);color:var(--text);font-size:22px;width:36px;height:36px;border-radius:3px;cursor:none;transition:all .2s;display:flex;align-items:center;justify-content:center}
.viz-modal-close:hover{border-color:var(--pink);color:var(--pink)}
.viz-modal-frame{flex:1;border:none;width:100%}

/* ══════════ PUBLICATIONS ══════════ */
.pub-list{display:flex;flex-direction:column;gap:14px}
.pub-loading{color:var(--text);font-style:italic;padding:40px 0;text-align:center;opacity:.6}
.pub-card{background:var(--bg-card);border:1px solid var(--border);padding:24px 28px;border-radius:4px;transition:all .3s;position:relative;overflow:hidden;opacity:0;transform:translateY(16px);animation:pubSlideUp .5s ease forwards}
@keyframes pubSlideUp{to{opacity:1;transform:translateY(0)}}
.pub-card:hover{border-color:var(--border-h)}
.pub-card .pub-top{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.pub-venue{font-family:var(--mono);font-size:11px;letter-spacing:2px;color:var(--text);text-transform:uppercase}
.pub-year{font-family:var(--mono);font-size:12px;color:var(--pink)}
.pub-badge{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;font-weight:600;padding:3px 12px;border-radius:50px}
.pub-badge.accepted{background:rgba(6,214,160,.1);color:var(--green);border:1px solid rgba(6,214,160,.2)}
.pub-badge.review{background:rgba(76,201,240,.07);color:var(--cyan);border:1px solid rgba(76,201,240,.12)}
.pub-card h3{font-size:18px;font-weight:600;color:var(--heading);margin-bottom:6px;line-height:1.4}
.pub-authors{font-size:13px;color:var(--text);margin-bottom:4px}
.pub-authors .me{color:var(--cyan);font-weight:500}
.equal-mark{color:var(--yellow);font-weight:700;font-size:11px}
.equal-note{font-size:12px;color:var(--yellow);font-style:italic;margin-bottom:10px;opacity:.85}
.pub-abstract{font-size:14px;line-height:1.75;margin-bottom:14px}
.pub-tags{display:flex;gap:6px;flex-wrap:wrap}
.pub-tag{font-family:var(--mono);font-size:10px;letter-spacing:1px;padding:3px 10px;background:rgba(255,255,255,.02);border:1px solid var(--border);border-radius:2px;color:var(--text);transition:all .2s}
.pub-tag:hover{border-color:var(--pink);color:var(--pink)}

/* ══════════ TECHNICAL SKILLS ══════════ */
.skills-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.skill-group{background:var(--bg-card);border:1px solid var(--border);padding:20px 24px;border-radius:4px;transition:border-color .3s,transform .4s}
.skill-group:hover{border-color:var(--border-h)}
.skill-group h3{font-size:14px;font-weight:600;color:var(--heading);margin-bottom:12px;font-family:var(--mono);letter-spacing:1px;text-transform:uppercase}
.skill-tags{display:flex;flex-wrap:wrap;gap:6px}
.skill-tags span{font-size:13px;padding:4px 12px;background:rgba(76,201,240,.05);border:1px solid rgba(76,201,240,.1);border-radius:3px;color:var(--text-bright);transition:all .25s}
.skill-tags span:hover{background:rgba(247,37,133,.08);border-color:rgba(247,37,133,.2);color:var(--pink);transform:translateY(-2px)}

/* ══════════ CONTACT ══════════ */
.contact-grid{display:flex;justify-content:center;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.contact-card{background:var(--bg-card);border:1px solid var(--border);padding:24px 28px;border-radius:4px;min-width:220px;text-align:center;transition:all .3s}
.contact-card:hover{border-color:var(--cyan);box-shadow:0 8px 30px rgba(0,0,0,.4)}
.cc-icon{display:block;margin:0 auto 12px}.cc-icon svg{width:28px;height:28px;color:var(--cyan)}
.cc-label{display:block;font-size:10px;letter-spacing:3px;text-transform:uppercase;color:var(--text);margin-bottom:4px}
.cc-val{font-size:14px;color:var(--heading);font-weight:500}
.contact-loc{font-size:13px;color:var(--text);letter-spacing:1px;opacity:.6}

footer{text-align:center;padding:36px 28px;border-top:1px solid var(--border);font-size:12px;color:var(--text);letter-spacing:1px;opacity:.5}

/* ══════════ RESPONSIVE ══════════ */
@media(max-width:900px){
  .viz-grid{grid-template-columns:1fr}
  .viz-card.wide{grid-column:auto}
  .hero-stats{gap:24px}
  .timeline{padding-left:36px}
}
@media(max-width:640px){
  .nav-links{display:none;position:fixed;top:var(--nav-h);left:0;right:0;background:rgba(2,8,16,.95);backdrop-filter:blur(20px);flex-direction:column;padding:24px;gap:20px;border-bottom:1px solid var(--border)}
  .nav-links.open{display:flex}
  .nav-burger{display:flex}
  .hero-name{font-size:42px}
  .hero-stats{flex-direction:column;gap:16px}
  .section{padding:64px 20px}
  .interest-grid,.healthcare-grid,.skills-grid{grid-template-columns:1fr}
  .contact-grid{flex-direction:column;align-items:center}
  .viz-bar{flex-direction:column;align-items:flex-start;gap:10px}
  .timeline{padding-left:30px}
  .timeline::before{left:10px}
  .timeline-marker{left:-26px}
}