/* ======================================================
   DESIGN TOKENS
   ====================================================== */
:root {
  /* Colours */
  --bg-primary:    #0a0a0f;
  --bg-secondary:  #12121a;
  --bg-card:       rgba(255, 255, 255, 0.04);
  --text-primary:  #eaeaf0;
  --text-secondary:#9a9ab0;
  --accent-1:      #7c3aed;          /* vivid purple */
  --accent-2:      #06b6d4;          /* cyan */
  --accent-gradient: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  --glass-border:  rgba(255,255,255,0.08);
  --glass-bg:      rgba(255,255,255,0.04);
  --glass-shadow:  0 8px 32px rgba(0,0,0,0.35);

  /* Typography */
  --ff-heading: 'Outfit', sans-serif;
  --ff-body:    'Inter', sans-serif;

  /* Spacing & Radius */
  --section-py: 7rem;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  /* Transitions */
  --ease: cubic-bezier(.4,0,.2,1);
}

/* ======================================================
   RESET & BASE
   ====================================================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px;overflow-x:hidden}
body{
  font-family:var(--ff-body);
  background:var(--bg-primary);
  color:var(--text-primary);
  line-height:1.7;
  overflow-x:hidden;
  cursor:none;                       /* hide default cursor */
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button,input,textarea{font:inherit;border:none;outline:none;background:transparent;color:inherit}

.container{width:min(1200px,90%);margin-inline:auto}
.section{padding:var(--section-py) 0;position:relative}

/* ======================================================
   PRELOADER
   ====================================================== */
.preloader{
  position:fixed;inset:0;z-index:9999;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-primary);
  transition:opacity .6s var(--ease), visibility .6s;
}
.preloader.done{opacity:0;visibility:hidden;pointer-events:none}
.preloader-inner{text-align:center}
.preloader-ring{
  width:56px;height:56px;margin:0 auto 1rem;
  border:3px solid var(--glass-border);
  border-top-color:var(--accent-1);
  border-radius:50%;
  animation:spin .8s linear infinite;
}
.preloader-text{
  font-family:var(--ff-heading);
  font-size:.875rem;
  letter-spacing:3px;
  text-transform:uppercase;
  color:var(--text-secondary);
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ======================================================
   CUSTOM CURSOR
   ====================================================== */
.cursor-dot,.cursor-ring{
  position:fixed;top:0;left:0;
  pointer-events:none;
  border-radius:50%;
  z-index:10000;
  transform:translate(-50%,-50%);
  transition:width .3s var(--ease),height .3s var(--ease),border-color .3s;
}
.cursor-dot{width:6px;height:6px;background:var(--accent-2)}
.cursor-ring{
  width:36px;height:36px;
  border:1.5px solid var(--accent-1);
}
.cursor-ring.hovering{
  width:56px;height:56px;
  border-color:var(--accent-2);
}
@media (hover:none){.cursor-dot,.cursor-ring{display:none}body{cursor:auto}}

/* ======================================================
   NAVBAR
   ====================================================== */
.navbar{
  position:fixed;top:0;left:0;width:100%;z-index:1000;
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem 5%;
  transition:background .4s var(--ease),box-shadow .4s;
}
.navbar.scrolled{
  background:rgba(10,10,15,.85);
  backdrop-filter:blur(16px);
  box-shadow:0 2px 24px rgba(0,0,0,.3);
}
.nav-logo{
  font-family:var(--ff-heading);font-weight:700;font-size:1.5rem;
}
.logo-bracket{color:var(--accent-1)}

.nav-links{display:flex;gap:2rem}
.nav-link{
  font-size:.875rem;font-weight:500;
  letter-spacing:0.5px;
  position:relative;
  padding:4px 0;
  transition:color .3s;
}
.nav-link::after{
  content:'';position:absolute;bottom:0;left:0;width:0;height:2px;
  background:var(--accent-gradient);
  transition:width .3s var(--ease);
}
.nav-link:hover,.nav-link.active{color:var(--accent-2)}
.nav-link:hover::after,.nav-link.active::after{width:100%}

/* Mobile toggle */
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;z-index:1001}
.hamburger-line{
  width:26px;height:2px;background:var(--text-primary);
  transition:transform .3s var(--ease),opacity .3s;
}
.nav-toggle.open .hamburger-line:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open .hamburger-line:nth-child(2){opacity:0}
.nav-toggle.open .hamburger-line:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:768px){
  .nav-toggle{display:flex}
  .nav-links{
    position:fixed;top:0;right:-100%;width:70%;height:100vh;
    flex-direction:column;justify-content:center;align-items:center;gap:2.5rem;
    background:var(--bg-secondary);
    transition:right .45s var(--ease);
  }
  .nav-links.open{right:0}
  .nav-link{font-size:1.25rem}
}

/* ======================================================
   HERO
   ====================================================== */
.hero{
  min-height:100vh;display:flex;align-items:center;
  padding-top:6rem;
  overflow:hidden;
}
.hero-bg-shapes{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.shape{position:absolute;border-radius:50%;filter:blur(120px);opacity:.18}
.shape-1{width:600px;height:600px;background:var(--accent-1);top:-15%;left:-10%}
.shape-2{width:500px;height:500px;background:var(--accent-2);bottom:-10%;right:-5%}
.shape-3{width:350px;height:350px;background:#e879f9;top:40%;left:50%}

.hero-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:4rem;
  align-items:center;position:relative;z-index:1;
}

/* Hero text */
.hero-greeting{
  font-size:1.1rem;font-weight:500;
  color:var(--accent-2);letter-spacing:2px;
  text-transform:uppercase;margin-bottom:.5rem;
}
.hero-name{
  font-family:var(--ff-heading);font-size:clamp(2.5rem,5vw,4.5rem);
  font-weight:800;line-height:1.12;margin-bottom:1rem;
}
.text-gradient{
  background:var(--accent-gradient);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.hero-tagline{
  font-size:1.25rem;font-weight:500;
  color:var(--text-secondary);margin-bottom:1rem;
  min-height:1.8em;
}
.typewriter-cursor{
  color:var(--accent-1);animation:blink .7s step-end infinite;
}
@keyframes blink{50%{opacity:0}}
.hero-description{
  font-size:1rem;color:var(--text-secondary);
  max-width:480px;margin-bottom:2rem;
}
.hero-cta{display:flex;gap:1rem;margin-bottom:2rem;flex-wrap:wrap}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.85rem 2rem;border-radius:var(--radius-sm);
  font-weight:600;font-size:.9rem;
  transition:transform .3s var(--ease),box-shadow .3s;
  cursor:pointer;
}
.btn:hover{transform:translateY(-3px)}
.btn-primary{
  background:var(--accent-gradient);color:#fff;
  box-shadow:0 4px 24px rgba(124,58,237,.35);
}
.btn-primary:hover{box-shadow:0 8px 32px rgba(124,58,237,.5)}
.btn-outline{
  border:1.5px solid var(--accent-1);color:var(--accent-1);
}
.btn-outline:hover{
  background:rgba(124,58,237,.1);
  box-shadow:0 4px 24px rgba(124,58,237,.2);
}

.hero-socials{display:flex;gap:1rem}
.social-icon{
  width:42px;height:42px;display:grid;place-items:center;
  border:1px solid var(--glass-border);border-radius:50%;
  font-size:1.1rem;
  transition:border-color .3s,color .3s,transform .3s;
}
.social-icon:hover{
  border-color:var(--accent-2);color:var(--accent-2);
  transform:translateY(-3px);
}

/* Hero image */
.hero-image{display:flex;justify-content:center;align-items:center}
.hero-image-wrapper{
  position:relative;width:350px;height:350px;
}
.hero-image-wrapper img{
  width:100%;height:100%;object-fit:cover;
  border-radius:50%;position:relative;z-index:2;
  border:3px solid var(--glass-border);
}
.hero-image-ring{
  position:absolute;inset:-16px;border-radius:50%;
  border:2px dashed var(--accent-1);
  animation:rotate-slow 30s linear infinite;z-index:1;
}
.hero-image-dots{
  position:absolute;inset:-32px;border-radius:50%;
  border:2px dotted rgba(6,182,212,.25);
  animation:rotate-slow 50s linear infinite reverse;z-index:0;
}
@keyframes rotate-slow{to{transform:rotate(360deg)}}

/* Scroll indicator */
.scroll-indicator{
  position:absolute;bottom:2.5rem;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:.5rem;
  animation:float 2.5s ease-in-out infinite;
}
.scroll-mouse{
  width:24px;height:38px;border:2px solid var(--text-secondary);
  border-radius:12px;position:relative;
}
.scroll-wheel{
  position:absolute;top:6px;left:50%;transform:translateX(-50%);
  width:3px;height:8px;background:var(--accent-2);border-radius:3px;
  animation:scroll-anim 1.6s ease-in-out infinite;
}
@keyframes scroll-anim{0%{opacity:1;transform:translateX(-50%) translateY(0)}100%{opacity:0;transform:translateX(-50%) translateY(14px)}}
.scroll-text{font-size:.7rem;letter-spacing:2px;color:var(--text-secondary);text-transform:uppercase}
@keyframes float{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(-10px)}}

/* ======================================================
   SECTION TITLES
   ====================================================== */
.section-title{
  font-family:var(--ff-heading);font-size:clamp(1.8rem,4vw,2.5rem);
  font-weight:700;text-align:center;margin-bottom:3.5rem;
}
.title-number{
  color:var(--accent-1);font-size:.9em;font-weight:600;
  margin-right:.35rem;
}

/* ======================================================
   GLASS CARD
   ====================================================== */
.glass-card{
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  backdrop-filter:blur(12px);
  border-radius:var(--radius-md);
  box-shadow:var(--glass-shadow);
  transition:transform .4s var(--ease),box-shadow .4s;
}
.glass-card:hover{
  transform:translateY(-6px);
  box-shadow:0 12px 40px rgba(0,0,0,.45);
}

/* ======================================================
   ABOUT
   ====================================================== */
.about-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:3rem;
  align-items:start;
}
.about-text p{
  color:var(--text-secondary);margin-bottom:1rem;font-size:1rem;
}
.about-text strong{color:var(--text-primary)}

.about-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;
  margin-top:2rem;
}
.stat-card{
  text-align:center;padding:1.5rem 1rem;
}
.stat-number{
  font-family:var(--ff-heading);font-size:2rem;font-weight:800;
  background:var(--accent-gradient);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.stat-plus{
  font-family:var(--ff-heading);font-size:1.5rem;font-weight:700;
  background:var(--accent-gradient);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;
}
.stat-label{
  display:block;font-size:.8rem;color:var(--text-secondary);margin-top:.25rem;
}

.about-details{display:flex;flex-direction:column;gap:1.25rem}
.detail-card{
  display:flex;gap:1.25rem;padding:1.5rem;align-items:flex-start;
}
.detail-icon{
  width:48px;height:48px;display:grid;place-items:center;flex-shrink:0;
  background:var(--accent-gradient);border-radius:var(--radius-sm);
  font-size:1.2rem;color:#fff;
}
.detail-card h3{font-family:var(--ff-heading);font-size:1rem;margin-bottom:.25rem}
.detail-card p{font-size:.9rem;color:var(--text-secondary)}

/* ======================================================
   SKILLS
   ====================================================== */
.skills{background:var(--bg-secondary)}
.skills-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1.5rem;
}
.skill-card{
  padding:2rem 1.5rem;text-align:center;
}
.skill-icon{
  font-size:2.5rem;color:var(--icon-color,var(--accent-1));
  margin-bottom:1rem;
  transition:transform .3s var(--ease);
}
.skill-card:hover .skill-icon{transform:scale(1.15) rotate(-5deg)}
.skill-card h3{
  font-family:var(--ff-heading);font-size:1rem;margin-bottom:.75rem;
}
.skill-bar{
  width:100%;height:6px;background:rgba(255,255,255,.06);
  border-radius:99px;overflow:hidden;
}
.skill-fill{
  height:100%;width:0;
  background:var(--accent-gradient);
  border-radius:99px;
  transition:width 1.2s var(--ease);
}

/* ======================================================
   PORTFOLIO
   ====================================================== */
.portfolio-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:2rem;
}
.project-card{overflow:hidden}
.project-image{
  position:relative;overflow:hidden;aspect-ratio:16/10;
}
.project-image img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s var(--ease);
}
.project-card:hover .project-image img{transform:scale(1.08)}
.project-overlay{
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;gap:1rem;
  background:rgba(10,10,15,.7);
  opacity:0;transition:opacity .4s var(--ease);
}
.project-card:hover .project-overlay{opacity:1}
.project-link{
  width:48px;height:48px;display:grid;place-items:center;
  border:1.5px solid #fff;border-radius:50%;color:#fff;
  font-size:1.1rem;
  transition:background .3s,transform .3s;
}
.project-link:hover{background:var(--accent-1);border-color:var(--accent-1);transform:scale(1.1)}

.project-info{padding:1.5rem}
.project-info h3{font-family:var(--ff-heading);font-size:1.15rem;margin-bottom:.5rem}
.project-info p{font-size:.875rem;color:var(--text-secondary);margin-bottom:1rem}
.project-tags{display:flex;gap:.5rem;flex-wrap:wrap}
.tag{
  font-size:.75rem;padding:.3rem .75rem;
  background:rgba(124,58,237,.12);color:var(--accent-1);
  border-radius:99px;font-weight:500;
}

/* ======================================================
   CONTACT
   ====================================================== */
.contact{background:var(--bg-secondary)}
.contact-grid{
  display:grid;grid-template-columns:1fr 1fr;gap:3rem;
  align-items:start;
}
.contact-intro{
  font-size:1.05rem;color:var(--text-secondary);margin-bottom:2rem;
}
.contact-cards{display:flex;flex-direction:column;gap:1rem}
.contact-card{
  display:flex;gap:1rem;padding:1.25rem;align-items:center;
}
.contact-card-icon{
  width:46px;height:46px;display:grid;place-items:center;flex-shrink:0;
  background:var(--accent-gradient);border-radius:var(--radius-sm);
  font-size:1.1rem;color:#fff;
}
.contact-card h4{font-family:var(--ff-heading);font-size:.95rem;margin-bottom:.15rem}
.contact-card a,.contact-card p{font-size:.875rem;color:var(--text-secondary);transition:color .3s}
.contact-card a:hover{color:var(--accent-2)}

/* Contact form */
.contact-form{padding:2rem;display:flex;flex-direction:column;gap:1.5rem}
.form-group{position:relative}
.form-group input,.form-group textarea{
  width:100%;padding:1rem;
  background:rgba(255,255,255,.04);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-sm);
  color:var(--text-primary);font-size:.95rem;
  transition:border-color .3s;
}
.form-group input:focus,.form-group textarea:focus{
  border-color:var(--accent-1);
}
.form-group label{
  position:absolute;left:1rem;top:1rem;
  font-size:.9rem;color:var(--text-secondary);
  pointer-events:none;
  transition:transform .3s var(--ease),font-size .3s,color .3s;
}
.form-group input:focus~label,
.form-group input:not(:placeholder-shown)~label,
.form-group textarea:focus~label,
.form-group textarea:not(:placeholder-shown)~label{
  transform:translateY(-2.2rem);
  font-size:.75rem;
  color:var(--accent-2);
}
.form-group textarea{resize:vertical;min-height:120px}

.btn-submit{
  align-self:flex-start;
}
.form-status{
  font-size:.875rem;padding:.5rem 0;
  min-height:1.5em;
}
.form-status.success{color:#34d399}
.form-status.error{color:#f87171}

/* ======================================================
   FOOTER
   ====================================================== */
.footer{
  padding:3rem 0;
  border-top:1px solid var(--glass-border);
}
.footer-inner{
  display:flex;flex-direction:column;align-items:center;gap:1.25rem;
}
.footer-logo{
  font-family:var(--ff-heading);font-weight:700;font-size:1.35rem;
}
.footer-socials{display:flex;gap:1rem}
.footer-socials a{
  width:38px;height:38px;display:grid;place-items:center;
  border:1px solid var(--glass-border);border-radius:50%;
  font-size:1rem;transition:border-color .3s,color .3s,transform .3s;
}
.footer-socials a:hover{
  border-color:var(--accent-2);color:var(--accent-2);transform:translateY(-3px);
}
.footer-copy{font-size:.8rem;color:var(--text-secondary)}

/* ======================================================
   BACK TO TOP
   ====================================================== */
.back-to-top{
  position:fixed;bottom:2rem;right:2rem;z-index:900;
  width:46px;height:46px;display:grid;place-items:center;
  background:var(--accent-gradient);border-radius:50%;
  color:#fff;font-size:1.1rem;
  box-shadow:0 4px 20px rgba(124,58,237,.4);
  opacity:0;visibility:hidden;
  transform:translateY(20px);
  transition:opacity .4s,visibility .4s,transform .4s;
  cursor:pointer;
}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}
.back-to-top:hover{transform:translateY(-4px)}

/* ======================================================
   SCROLL ANIMATIONS
   ====================================================== */
.animate-on-scroll{
  opacity:0;transform:translateY(32px);
  transition:opacity .7s var(--ease), transform .7s var(--ease);
}
.animate-on-scroll.is-visible{
  opacity:1;transform:translateY(0);
}

/* ======================================================
   RESPONSIVE
   ====================================================== */
@media(max-width:992px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero-content{order:2}
  .hero-image{order:1}
  .hero-image-wrapper{width:280px;height:280px}
  .hero-description{margin-inline:auto}
  .hero-cta{justify-content:center}
  .hero-socials{justify-content:center}
  .about-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  :root{--section-py:4.5rem}
  .hero-name{font-size:2.2rem}
  .hero-image-wrapper{width:220px;height:220px}
  .about-stats{grid-template-columns:1fr}
  .portfolio-grid{grid-template-columns:1fr}
}