/* ═══════════════════════════════════════════
   MOHAMMED RIYAAN — Dark Portfolio
   ═══════════════════════════════════════════ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}

:root{
  --bg:#050505;--bg-2:#0c0c0c;--bg-3:#131313;--bg-card:#0f0f0f;
  --text:#eaeaea;--text-2:#777;--text-3:#444;
  --accent:#d4ff00;--accent-2:rgba(212,255,0,0.12);--accent-3:rgba(212,255,0,0.04);
  --border:rgba(255,255,255,0.07);--border-2:rgba(255,255,255,0.14);
  --font-h:'Space Grotesk',sans-serif;--font-s:'Playfair Display',serif;
  --font-b:'Inter',sans-serif;--font-m:'JetBrains Mono',monospace;
  --ease:cubic-bezier(0.16,1,0.3,1);--gutter:clamp(1.5rem,5vw,5rem);
}

body{font-family:var(--font-b);background:var(--bg);color:var(--text);overflow-x:hidden;cursor:none}
a{color:inherit;text-decoration:none;cursor:none}
img{max-width:100%;display:block}
button{cursor:none;border:none;background:none;font-family:inherit;color:inherit}
::selection{background:var(--accent);color:var(--bg)}
.text-accent{color:var(--accent)}
.text-serif{font-family:var(--font-s);font-style:italic;font-weight:400}
.section{padding:clamp(5rem,10vw,10rem) var(--gutter);position:relative}
.section-inner{max-width:1400px;margin:0 auto}
.section-label{font-family:var(--font-m);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--accent);display:block;margin-bottom:2rem}
.reveal-up{opacity:0;transform:translateY(60px)}

/* CURSOR */
.cursor{position:fixed;top:0;left:0;width:20px;height:20px;border-radius:50%;border:1.5px solid var(--accent);pointer-events:none;z-index:10000;transform:translate(-50%,-50%);transition:width .35s var(--ease),height .35s var(--ease),background .3s,border-color .3s;mix-blend-mode:difference}
.cursor.hover{width:64px;height:64px;background:var(--accent);border-color:var(--accent)}
.cursor-dot{position:fixed;top:0;left:0;width:5px;height:5px;border-radius:50%;background:var(--accent);pointer-events:none;z-index:10001;transform:translate(-50%,-50%)}

/* PRELOADER */
.preloader{position:fixed;inset:0;z-index:9999;background:var(--bg);display:flex;align-items:center;justify-content:center}
.preloader-inner{text-align:center;z-index:2}
.preloader-counter{font-family:var(--font-h);font-size:clamp(5rem,15vw,12rem);font-weight:700;color:var(--text);line-height:1}
.preloader-line{width:120px;height:2px;background:var(--border);margin:1.5rem auto;border-radius:2px;overflow:hidden}
.preloader-line-fill{width:0;height:100%;background:var(--accent)}
.preloader-name{font-family:var(--font-m);font-size:.7rem;letter-spacing:.4em;color:var(--text-3)}

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:1.25rem var(--gutter);display:flex;align-items:center;justify-content:space-between;transition:transform .5s var(--ease),background .3s}
.nav.scrolled{background:rgba(5,5,5,.85);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid var(--border)}
.nav.hidden{transform:translateY(-100%)}
.nav-brand{font-family:var(--font-h);font-size:1rem;font-weight:700;letter-spacing:.15em;display:flex;align-items:center;gap:.6rem}
.nav-brand-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.7)}}
.nav-center{flex:1;display:flex;justify-content:center}
.nav-links{display:flex;gap:2.5rem;list-style:none}
.nav-links a{font-size:.78rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--text-2);transition:color .25s;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--accent);transition:width .3s var(--ease)}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{width:100%}
.nav-cta{font-family:var(--font-m);font-size:.68rem;letter-spacing:.05em;text-transform:uppercase;padding:.5rem 1.2rem;border:1px solid var(--border-2);border-radius:100px;display:flex;align-items:center;gap:.6rem;transition:all .3s var(--ease)}
.nav-cta:hover{border-color:var(--accent);background:var(--accent-2)}
.nav-cta-dot{width:6px;height:6px;border-radius:50%;background:#22c55e;box-shadow:0 0 8px #22c55e}
.nav-burger{display:none;padding:8px;flex-direction:column;gap:6px}
.nav-burger span{display:block;width:26px;height:1.5px;background:var(--text);transition:all .3s}

/* HERO */
.hero{height:100vh;min-height:700px;display:flex;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden}
.hero-canvas{position:absolute;inset:0;z-index:0;opacity:.3}
.hero-shapes{position:absolute;inset:0;z-index:0;pointer-events:none}
.shape{position:absolute;border:1px solid rgba(212,255,0,.08);border-radius:50%;animation:float 20s infinite ease-in-out}
.shape-1{width:400px;height:400px;top:10%;left:-5%}
.shape-2{width:250px;height:250px;top:60%;right:-3%;animation-delay:-7s;border-radius:30%}
.shape-3{width:150px;height:150px;bottom:15%;left:20%;animation-delay:-14s}
@keyframes float{0%,100%{transform:translate(0,0) rotate(0deg)}25%{transform:translate(30px,-20px) rotate(90deg)}50%{transform:translate(-10px,30px) rotate(180deg)}75%{transform:translate(20px,10px) rotate(270deg)}}
.hero-content{position:relative;z-index:1}
.hero-eyebrow{display:flex;align-items:center;justify-content:center;gap:1.2rem;font-family:var(--font-m);font-size:.68rem;letter-spacing:.35em;text-transform:uppercase;color:var(--accent);margin-bottom:2rem}
.hero-eyebrow-line{display:block;width:50px;height:1px;background:var(--accent);opacity:.4}
.hero-title{margin-bottom:1.5rem}
.hero-title-line{display:block;overflow:hidden}
.hero-title-word{display:inline-block;font-family:var(--font-h);font-size:clamp(3.5rem,12vw,11rem);font-weight:700;letter-spacing:-.04em;line-height:.95;background:linear-gradient(180deg,var(--text) 0%,rgba(234,234,234,.5) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-title-outline{-webkit-text-stroke:2px var(--text);-webkit-text-fill-color:transparent!important;background:none!important;opacity:.7}
.hero-tagline{font-size:clamp(1rem,2vw,1.35rem);color:var(--text-2);max-width:550px;margin:0 auto 3rem;line-height:1.5}
.hero-tagline-highlight{color:var(--accent);font-weight:600;border-bottom:1px solid var(--accent-2)}
.hero-meta{display:flex;align-items:center;justify-content:center;gap:2rem;font-size:.78rem}
.hero-meta-item{text-align:center}
.hero-meta-label{display:block;font-family:var(--font-m);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-3);margin-bottom:.3rem}
.hero-meta-value{color:var(--text);font-weight:500}
.hero-meta-divider{width:1px;height:30px;background:var(--border-2)}
.hero-scroll-indicator{position:absolute;bottom:2.5rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.75rem}
.hero-scroll-text{font-family:var(--font-m);font-size:.55rem;letter-spacing:.4em;color:var(--text-3)}
.hero-scroll-arrow{color:var(--accent);opacity:.6;animation:scrollBounce 2s infinite}
@keyframes scrollBounce{0%,100%{transform:translateY(0)}50%{transform:translateY(8px)}}
.hero-side-text{position:absolute;top:50%;font-family:var(--font-m);font-size:.55rem;letter-spacing:.3em;color:var(--text-3);writing-mode:vertical-rl;text-transform:uppercase}
.hero-side-left{left:var(--gutter);transform:translateY(-50%) rotate(180deg)}
.hero-side-right{right:var(--gutter);transform:translateY(-50%)}

/* ABOUT */
.about{background:var(--bg-2)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(3rem,6vw,8rem);align-items:start}
.about-heading{font-family:var(--font-h);font-size:clamp(2rem,4vw,3.5rem);font-weight:700;letter-spacing:-.02em;line-height:1.15;position:sticky;top:8rem}
.about-text{font-size:1.05rem;line-height:1.75;color:var(--text-2);margin-bottom:1.5rem}
.about-text strong{color:var(--text);font-weight:600}
.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-top:3rem;padding-top:3rem;border-top:1px solid var(--border)}
.about-stat-number{display:block;font-family:var(--font-h);font-size:2.5rem;font-weight:700;color:var(--accent)}
.about-stat-label{display:block;font-size:.75rem;color:var(--text-3);letter-spacing:.05em;text-transform:uppercase;margin-top:.3rem}

/* MARQUEE */
.marquee-strip{padding:1.5rem 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);overflow:hidden;background:var(--bg)}
.marquee-track{display:flex;width:max-content;animation:marqueeScroll 40s linear infinite}
.marquee-track-reverse{animation:marqueeScrollReverse 35s linear infinite}
@keyframes marqueeScroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
@keyframes marqueeScrollReverse{0%{transform:translateX(-50%)}100%{transform:translateX(0)}}
.marquee-track span{font-family:var(--font-h);font-size:clamp(1.2rem,2.5vw,2rem);font-weight:600;letter-spacing:.02em;color:var(--text-3);padding:0 1.5rem;white-space:nowrap;transition:color .3s}
.marquee-dot{color:var(--accent)!important;font-size:.8rem!important}

/* PROJECTS */
.projects{background:var(--bg)}
.projects-header{margin-bottom:4rem}
.projects-title{font-family:var(--font-h);font-size:clamp(3rem,7vw,6rem);font-weight:700;letter-spacing:-.03em;line-height:.95}
.project-item{display:grid;grid-template-columns:60px 1fr auto 40px;gap:2rem;align-items:center;padding:2.5rem 0;border-bottom:1px solid var(--border);transition:all .4s var(--ease);position:relative}
.project-item:hover{padding-left:1rem}
.project-item-index{font-family:var(--font-m);font-size:.7rem;color:var(--text-3);letter-spacing:.1em}
.project-item-name{font-family:var(--font-h);font-size:clamp(1.5rem,3vw,2.5rem);font-weight:700;letter-spacing:-.02em;margin-bottom:.5rem;transition:color .3s}
.project-item:hover .project-item-name{color:var(--accent)}
.project-item-desc{font-size:.85rem;color:var(--text-2);line-height:1.5;max-width:600px}
.project-item-tech{display:flex;gap:.5rem;flex-wrap:wrap;justify-content:flex-end}
.project-item-tech span{font-family:var(--font-m);font-size:.6rem;padding:.3rem .7rem;border-radius:100px;background:var(--accent-2);color:var(--accent);white-space:nowrap}
.project-item-arrow{font-size:1.5rem;color:var(--text-3);transition:all .3s var(--ease)}
.project-item:hover .project-item-arrow{color:var(--accent);transform:translateX(5px)}

/* EXPERIENCE */
.experience{background:var(--bg-2)}
.experience-header{margin-bottom:4rem}
.experience-title{font-family:var(--font-h);font-size:clamp(3rem,7vw,6rem);font-weight:700;letter-spacing:-.03em;line-height:.95}
.timeline{position:relative;padding-left:3rem;max-width:900px}
.timeline-line{position:absolute;left:0;top:0;bottom:0;width:1px;background:linear-gradient(to bottom,var(--accent),var(--border),transparent)}
.timeline-item{position:relative;padding:0 0 4rem 2rem}
.timeline-dot{position:absolute;left:-3rem;top:.5rem;width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 15px var(--accent-2);transform:translateX(calc(-50% + .5px))}
.timeline-date{font-family:var(--font-m);font-size:.7rem;letter-spacing:.15em;color:var(--accent);display:block;margin-bottom:.75rem}
.timeline-role{font-family:var(--font-h);font-size:1.5rem;font-weight:700;margin-bottom:.3rem}
.timeline-company{font-size:.9rem;color:var(--text-2);margin-bottom:.75rem}
.timeline-desc{font-size:.9rem;color:var(--text-3);line-height:1.6;max-width:600px}
.timeline-bullets{list-style:none;margin-top:.4rem}
.timeline-bullets li{font-size:.85rem;color:var(--text-2);line-height:1.5;padding-left:1.2rem;position:relative;margin-bottom:.25rem}
.timeline-bullets li::before{content:'→';position:absolute;left:0;color:var(--accent);font-weight:700}

/* STACK */
.stack{background:var(--bg)}
.stack-header{margin-bottom:4rem}
.stack-title{font-family:var(--font-h);font-size:clamp(3rem,7vw,6rem);font-weight:700;letter-spacing:-.03em;line-height:.95}
.stack-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}
.stack-category{padding:2rem;border:1px solid var(--border);border-radius:16px;transition:border-color .3s,background .3s}
.stack-category:hover{border-color:var(--accent);background:var(--accent-3)}
.stack-category-title{font-family:var(--font-h);font-size:1rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--text-2);margin-bottom:1.25rem}
.stack-pills{display:flex;flex-wrap:wrap;gap:.5rem}
.stack-pill{font-family:var(--font-m);font-size:.72rem;padding:.4rem .9rem;border-radius:100px;border:1px solid var(--border-2);color:var(--text-2);transition:all .25s}
.stack-pill:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-2)}

/* CONTACT */
.contact{text-align:center;padding:clamp(8rem,15vw,14rem) var(--gutter)}
.contact-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:700px;height:700px;background:radial-gradient(circle,rgba(212,255,0,.06) 0%,transparent 70%);pointer-events:none}
.contact-title{font-family:var(--font-h);font-size:clamp(3rem,8vw,7rem);font-weight:700;letter-spacing:-.03em;line-height:1;margin-bottom:2rem}
.contact-desc{font-size:1.1rem;color:var(--text-2);max-width:500px;margin:0 auto 3rem;line-height:1.6}
.contact-email{display:inline-flex;align-items:center;gap:.75rem;font-family:var(--font-h);font-size:clamp(1.2rem,3vw,2rem);font-weight:600;padding-bottom:.5rem;border-bottom:2px solid var(--border);transition:all .3s var(--ease)}
.contact-email:hover{color:var(--accent);border-color:var(--accent)}
.contact-email-arrow{font-size:1.5rem;transition:transform .3s var(--ease)}
.contact-email:hover .contact-email-arrow{transform:translate(4px,-4px)}
.contact-links{display:flex;justify-content:center;gap:.5rem;flex-wrap:wrap;margin-top:4rem}
.contact-link{display:flex;align-items:center;gap:.5rem;padding:.7rem 1.4rem;border:1px solid var(--border);border-radius:100px;font-size:.8rem;font-weight:500;transition:all .3s var(--ease)}
.contact-link:hover{border-color:var(--accent);background:var(--accent-2);color:var(--accent)}

/* FOOTER */
.footer{padding:2rem var(--gutter);border-top:1px solid var(--border)}
.footer-inner{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.footer-brand{font-family:var(--font-h);font-weight:700;letter-spacing:.1em;margin-right:1.5rem}
.footer-left{display:flex;align-items:center}
.footer-copy{font-size:.72rem;color:var(--text-3)}
.footer-credit{font-family:var(--font-m);font-size:.62rem;color:var(--text-3);letter-spacing:.08em}

/* RESPONSIVE */
@media(max-width:1024px){
  .about-grid{grid-template-columns:1fr}
  .about-heading{position:static;margin-bottom:2rem}
  .project-item{grid-template-columns:1fr;gap:1rem}
  .project-item-tech{justify-content:flex-start}
  .project-item-index,.project-item-arrow{display:none}
}
@media(max-width:768px){
  .nav-links,.nav-center{display:none}
  .nav-burger{display:flex}
  .hero-title-word{font-size:clamp(3rem,16vw,7rem)}
  .hero-meta{flex-direction:column;gap:1rem}
  .hero-meta-divider{width:40px;height:1px}
  .hero-side-text{display:none}
  .about-stats{grid-template-columns:1fr}
  .stack-grid{grid-template-columns:1fr}
  .contact-links{flex-direction:column;align-items:center}
  .footer-inner{flex-direction:column;gap:1rem;text-align:center}
  .footer-left{flex-direction:column;gap:.5rem}
  .cursor,.cursor-dot{display:none}
  body{cursor:auto}a,button{cursor:pointer}
}