:root{
  /* Primary palette (user) */
  --primary-dark-indigo: #0B1221; /* Dark Indigo */
  --primary-deep-sapphire: #09182F; /* Deep Sapphire */

  /* Accents */
  --accent-soft-blue: #3B82F6; /* Soft Blue */
  --accent-cyan-glow: #22D3EE; /* Cyan Glow */
  --accent-mint-green: #7CF9C2; /* Mint Green */

  /* Text */
  --text-white: #FFFFFF;
  --text-cool-gray: #94A3B8;

  /* Legacy and component mappings (keep existing rules working) */
  --bg-900: var(--primary-dark-indigo);
  --bg-800: var(--primary-deep-sapphire);
  --bg-700: #0E2A44; /* slightly lighter/blended tone */
  --cyan: var(--accent-cyan-glow);
  --purple-1: var(--accent-soft-blue);
  --purple-2: var(--accent-cyan-glow);
  --neon: var(--accent-cyan-glow);
  --silver: var(--text-cool-gray);
  --orange: #F59E0B;
  --text-100: var(--text-white);
  --glass: rgba(255,255,255,.04);
  --glass-border: rgba(255,255,255,.12);
  --radius: 18px;
  --shadow: 0 10px 30px rgba(0,0,0,.35), 0 0 40px rgba(34,211,238,.08);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,Segoe UI,Roboto,Arial,Helvetica,sans-serif;
  background:linear-gradient(180deg,var(--bg-800),var(--bg-700));
  color:var(--text-100);
  overflow-x:hidden;
}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:10px;width:auto;height:auto;background:#000;color:#fff;padding:6px 10px;border-radius:6px}

.container{width:min(1200px,92%);margin-inline:auto}
.section{padding:80px 0}
.section-title{font-family:Michroma,Inter,sans-serif;letter-spacing:.04em;font-weight:800;margin:0 0 24px;background:linear-gradient(90deg,var(--cyan),var(--purple-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:#b2c2d0}
.center{text-align:center}

.site-header{position:sticky;top:0;z-index:50;background:var(--bg-900);backdrop-filter:blur(8px);border-bottom:1px solid var(--glass-border)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px}
.brand-text{font-family:Michroma,Inter,sans-serif;font-weight:800}
.logo-glow{width:14px;height:14px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--cyan),transparent 70%);box-shadow:0 0 18px var(--cyan)}
.menu{display:flex;gap:18px;list-style:none;margin:0;padding:0}
.menu a{color:var(--text-100);text-decoration:none;opacity:.85}
.menu a:hover{opacity:1;color:var(--cyan)}
.nav-toggle{display:none}

.hero{position:relative}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center}
.eyebrow{color:var(--neon);font-weight:700;margin:0 0 8px}
.title{font-size:clamp(32px,6vw,56px);margin:0}
.subtitle{min-height:32px;color:var(--silver);font-weight:600}
.lead{color:#cfe7ff}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0 0}

.btn{border:1px solid var(--glass-border);background:transparent;color:var(--text-100);padding:10px 16px;border-radius:999px;text-decoration:none;transition:all .25s ease;box-shadow:var(--shadow)}
.btn:hover{transform:translateY(-1px);box-shadow:0 12px 40px rgba(0,212,255,.22)}
.btn-primary{background:linear-gradient(90deg,var(--purple-1),var(--purple-2));border:none}
.btn-outline{border-color:var(--cyan)}
.btn-glass{background:rgba(255,255,255,.06)}

.hero-visual{position:relative;min-height:420px}
.globe{width:100%;height:420px;border-radius:var(--radius);background:radial-gradient(120% 80% at 50% 20%,rgba(0,212,255,.12),transparent 60%);border:1px solid var(--glass-border);position:relative;z-index:1}
.neural-bg{position:absolute;inset:10% 6% auto 6%;height:60%;background:radial-gradient(circle,var(--cyan) 0%,transparent 60%);filter:blur(60px);opacity:.25;pointer-events:none}
.avatar-holo{position:absolute;bottom:-18px;right:10px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle at 50% 40%,rgba(255,255,255,.15),transparent 60%);border:1px solid var(--glass-border);backdrop-filter:blur(8px);display:grid;place-items:center}
.avatar-circle{width:68px;height:68px;border-radius:50%;background:linear-gradient(135deg,var(--purple-1),var(--cyan))}

/* Globe control (badge + knob) */

/* decorative background knob is created by the control's ::before pseudo-element */

.globe-control{position:absolute;right:20px;bottom:20px;width:96px;height:96px;border-radius:50%;display:grid;place-items:center;background:transparent;border:none;z-index:6;cursor:grab;transform:translateY(25px)}
.globe-control::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 35% 35%, rgba(147,51,234,0.06), rgba(0,212,255,0.04)), linear-gradient(135deg, rgba(147,51,234,0.06), rgba(0,212,255,0.04));border-radius:50%;border:1px solid var(--glass-border);box-shadow:0 10px 30px rgba(0,0,0,0.35);transform:scale(1);}
.globe-control .dial{position:relative;z-index:2;width:76px;height:76px;border-radius:50%;background:linear-gradient(135deg,var(--purple-1),var(--cyan));box-shadow:inset 0 -6px 18px rgba(0,0,0,0.25);transition:transform .12s linear;border:2px solid rgba(255,255,255,0.06)}
.globe-control.dragging{cursor:grabbing}


/* Orbiting language icons */
.orbit-layer{position:absolute;inset:0;display:grid;place-items:center;z-index:2;pointer-events:none}
.orbit-item{position:absolute;font-size:28px;text-shadow:0 0 10px rgba(0,212,255,.6)}
.oi-1{animation:orbit 9s linear infinite}
.oi-2{animation:orbit 11s linear infinite reverse}
.oi-3{animation:orbit 13s linear infinite}
.oi-4{animation:orbit 15s linear infinite reverse}
.oi-5{animation:orbit 17s linear infinite}
@keyframes orbit{from{transform:rotate(0deg) translateX(170px) rotate(0deg)}to{transform:rotate(360deg) translateX(170px) rotate(-360deg)}}

.static-nodes{position:absolute;inset:10px;display:flex;gap:10px;z-index:3}
.static-nodes .node{padding:6px 10px;border-radius:999px;background:rgba(0,212,255,.12);border:1px solid var(--glass-border);backdrop-filter:blur(6px);color:#bfefff}

.glass{background:var(--glass);border:1px solid var(--glass-border);backdrop-filter:blur(10px);border-radius:var(--radius)}
.card{padding:18px;border-radius:var(--radius);box-shadow:var(--shadow)}
.card.lg{height:320px}

.split{display:grid;grid-template-columns:1fr 1.2fr;gap:36px;align-items:center}
.about-panels{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:8px}
.panel{padding:18px;border-radius:var(--radius)}
.chip-list{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:6px 10px;border:1px solid var(--glass-border);border-radius:999px;background:rgba(255,255,255,.05)}
.traits{display:flex;gap:10px;list-style:none;margin:16px 0 0;padding:0;flex-wrap:wrap}
.badge{padding:6px 10px;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--purple-2));color:#011015;font-weight:700}

.timeline{position:relative;margin-top:18px;padding:8px 0 24px;list-style:none}
.timeline::before{content:"";position:absolute;left:28px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));border-radius:2px}
.timeline-item{position:relative;margin:18px 0;padding:12px 16px 12px 72px}
.timeline-marker{position:absolute;left:12px;top:12px;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(90deg,var(--purple-1),var(--purple-2));box-shadow:0 8px 30px rgba(17,93,192,.18);border:2px solid rgba(255,255,255,.06);color:#fff}
.timeline-marker svg{width:20px;height:20px}
.timeline-content{background:rgba(255,255,255,.02);border:1px solid var(--glass-border);padding:12px 14px;border-radius:12px}
.timeline-head h3{margin:0 0 6px}
.timeline-head time{display:block;color:#9fb6c8;font-size:0.9rem;margin-bottom:8px}
.timeline-item.alt{padding-left:16px;padding-right:72px;text-align:right}
.timeline-item.alt .timeline-marker{left:auto;right:12px}
.timeline-item.alt .timeline-content{display:inline-block;text-align:left}
.timeline .bullets{margin:8px 0 0 0;padding-left:18px}
.timeline .bullets li{margin:6px 0;color:#cfe7ff}
.timeline-item .muted.small{color:#9fb6c8;margin:6px 0 0}
.tl-item{position:relative;margin-bottom:14px}
.tl-dot{position:absolute;left:-11px;top:6px;width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.tl-content h3{margin:0 0 4px}
.mission{margin-top:10px;color:#d8f3ff}

.skills-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.skill{perspective:1000px;position:relative;height:160px}
.flipcard .front,.flipcard .back{position:absolute;inset:0;display:grid;place-items:center;border-radius:14px;border:1px solid var(--glass-border);background:var(--glass);backface-visibility:hidden;transition:transform .6s}
.flipcard .front{gap:8px;font-weight:700}
.flipcard .back{transform:rotateY(180deg);text-align:center;padding:12px}
.flipcard:hover .front{transform:rotateY(180deg)}
.flipcard:hover .back{transform:rotateY(360deg)}
.rating{font-weight:800;color:#b3f7ff}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.project-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.project .thumb{
  /* Use a stable aspect ratio so screenshots don't stretch */
  aspect-ratio: 16 / 9;
  width: 100%;
  max-height: 200px;
  border-radius: 12px;
  margin-bottom: 10px;
  overflow: hidden;
  display: block;
}
.project .thumb img, .thumb-img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  display: block;
}
.holo{background:linear-gradient(135deg,rgba(0,212,255,.18),rgba(147,51,234,.18));border:1px solid var(--glass-border)}
.tech-marquee{overflow:hidden;border:1px solid var(--glass-border);border-radius:12px;margin-top:16px;background:rgba(255,255,255,.04)}
.tech-marquee .track{display:flex;gap:26px;padding:10px;animation:marquee 16s linear infinite;white-space:nowrap}
.tech-marquee span{opacity:.9}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50% )}}
.card.flip{perspective:1000px;position:relative}
.card-face{padding:18px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--glass-border);backface-visibility:hidden;transform-style:preserve-3d;min-height:150px;display:grid;place-items:center;text-align:center}
.card.flip:hover .front{transform:rotateY(180deg)}
.card.flip:hover .back{transform:rotateY(0)}
.card-face.back{position:absolute;inset:0;transform:rotateY(-180deg)}

.calendar{margin-top:24px;padding:10px}

.v-timeline{position:relative;margin-top:12px}
.v-item{display:grid;grid-template-columns:18px 1fr;gap:12px;align-items:flex-start;margin:12px 0}
.v-marker{width:18px;height:18px;border-radius:50%;background:var(--orange);box-shadow:0 0 12px var(--orange)}
.v-content h3{margin:0 0 4px}
.v-timeline.rich .bullets{margin:6px 0 0 0;padding-left:18px}
.v-timeline.rich .bullets li{margin:4px 0}

.form{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}
.form.fancy{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.form .full{grid-column:1/-1}
.achv-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.achv{padding:18px;border-radius:var(--radius)}
.field{display:grid}
.field input,.field textarea{background:rgba(255,255,255,.06);border:1px solid var(--glass-border);color:var(--text-100);padding:10px;border-radius:12px}
.field label{margin:0 0 6px;color:#c4d6e5}
.error{color:#ff6b6b;font-size:.85rem}
.map{height:320px;margin-top:18px;border:1px solid var(--glass-border);border-radius:var(--radius)}

.site-footer{padding:28px 0;border-top:1px solid var(--glass-border);text-align:center;color:#b8c7d6}

/* Mobile First Responsive Design */

/* Large Desktop */
@media (min-width: 1400px) {
  .container { width: min(1400px, 95%); }
  .section { padding: 100px 0; }
  .hero-grid { gap: 60px; }
  .title { font-size: 64px; }
}

/* Desktop */
@media (max-width: 1200px) {
  .container { width: min(1000px, 90%); }
  .hero-grid { gap: 40px; }
  .skills-cards { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
  .project-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
}

/* Tablet Landscape */
@media (max-width: 1024px) {
  .container { width: min(900px, 88%); }
  .section { padding: 70px 0; }
  .hero-grid { grid-template-columns: 1fr; gap: 30px; text-align: center; }
  .hero-visual { min-height: 350px; }
  .globe { height: 350px; }
  .about-panels { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
  .skills-cards { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); }
  .form.fancy { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
}

/* Tablet Portrait */
@media (max-width: 768px) {
  .container { width: min(700px, 85%); }
  .section { padding: 60px 0; }
  .title { font-size: clamp(28px, 5vw, 48px); }
  .hero-visual { min-height: 300px; }
  .globe { height: 300px; }
  /* decorative badge removed; keep space free for layout */
  .globe-control{right:10px;bottom:10px;width:64px;height:64px}
  /* decorative badge removed; keep space free for layout */
  .globe-control{right:12px;bottom:12px;width:72px;height:72px}
  .orbit-item { font-size: 24px; }
  @keyframes orbit { from { transform: rotate(0deg) translateX(140px) rotate(0deg); } to { transform: rotate(360deg) translateX(140px) rotate(-360deg); } }
  .about-panels { grid-template-columns: 1fr; gap: 12px; }
  .skills-cards { grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); }
  .skill { height: 140px; }
  .project-grid { grid-template-columns: 1fr; }
  /* make thumbnails a bit shorter on smaller screens */
  .project .thumb{ max-height: 140px; aspect-ratio: 4 / 3; }
  .form.fancy { grid-template-columns: 1fr; }
  .achv-grid { grid-template-columns: 1fr; }
  .cta-row { justify-content: center; }
  .v-timeline { margin-left: 10px; }
  .v-item { grid-template-columns: 14px 1fr; gap: 10px; }
  .v-marker { width: 14px; height: 14px; }
  .map { height: 280px; }
}

/* Mobile Landscape */
@media (max-width: 640px) {
  .container { width: min(600px, 90%); }
  .section { padding: 50px 0; }
  .title { font-size: clamp(24px, 4.5vw, 40px); }
  .hero-visual { min-height: 250px; }
  .globe { height: 250px; }
  .orbit-item { font-size: 20px; }
  @keyframes orbit { from { transform: rotate(0deg) translateX(110px) rotate(0deg); } to { transform: rotate(360deg) translateX(110px) rotate(-360deg); } }
  .avatar-holo { width: 80px; height: 80px; bottom: -12px; right: 8px; }
  .avatar-circle { width: 50px; height: 50px; }
  .btn { padding: 8px 14px; font-size: 0.9rem; }
  .cta-row { gap: 8px; }
  .field input, .field textarea { padding: 8px; font-size: 0.9rem; }
  /* textarea rows are set via HTML attribute; no CSS rows property */
  .map { height: 250px; }
  .site-footer { padding: 20px 0; font-size: 0.9rem; }
}

/* Mobile Portrait */
@media (max-width: 480px) {
  .container { width: 95%; }
  .section { padding: 40px 0; }
  .title { font-size: clamp(20px, 4vw, 32px); }
  .subtitle { min-height: 28px; font-size: 0.9rem; }
  .lead { font-size: 0.9rem; }
  .hero-visual { min-height: 200px; }
  .globe { height: 200px; }
  .orbit-item { font-size: 18px; }
  @keyframes orbit { from { transform: rotate(0deg) translateX(90px) rotate(0deg); } to { transform: rotate(360deg) translateX(90px) rotate(-360deg); } }
  .avatar-holo { width: 60px; height: 60px; bottom: -8px; right: 6px; }
  .avatar-circle { width: 40px; height: 40px; }
  .panel { padding: 14px; }
  .skill { height: 120px; }
  .flipcard .front, .flipcard .back { padding: 8px; font-size: 0.85rem; }
  .btn { padding: 6px 12px; font-size: 0.85rem; }
  .cta-row { flex-direction: column; align-items: center; gap: 6px; }
  .field input, .field textarea { padding: 6px; font-size: 0.85rem; }
  /* textarea rows are set via HTML attribute; no CSS rows property */
  .form { gap: 8px; }
  .map { height: 200px; }
  .site-footer { padding: 16px 0; font-size: 0.85rem; }
  .section-title { font-size: 1.5rem; margin-bottom: 16px; }
}

/* Extra Small Mobile */
@media (max-width: 360px) {
  .container { width: 98%; }
  .section { padding: 30px 0; }
  .title { font-size: clamp(18px, 3.5vw, 28px); }
  .hero-visual { min-height: 180px; }
  .globe { height: 180px; }
  .orbit-item { font-size: 16px; }
  @keyframes orbit { from { transform: rotate(0deg) translateX(75px) rotate(0deg); } to { transform: rotate(360deg) translateX(75px) rotate(-360deg); } }
  .avatar-holo { width: 50px; height: 50px; bottom: -6px; right: 4px; }
  .avatar-circle { width: 30px; height: 30px; }
  .btn { padding: 5px 10px; font-size: 0.8rem; }
  .field input, .field textarea { padding: 5px; font-size: 0.8rem; }
  .map { height: 180px; }
  .section-title { font-size: 1.3rem; }
}

/* Navigation Mobile */
@media (max-width: 880px) {
  .menu { display: none; }
  .nav-toggle { 
    display: inline-flex; 
    background: transparent; 
    border: 1px solid var(--glass-border); 
    color: var(--text-100); 
    padding: 6px 10px; 
    border-radius: 10px;
    cursor: pointer;
  }
  .nav-toggle:hover {
    background: var(--glass);
  }
  .menu.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-800);
    border: 1px solid var(--glass-border);
    border-top: none;
    padding: 16px;
    gap: 12px;
  }
}

/* Contact Form Mobile Optimization */
@media (max-width: 640px) {
  .form.fancy {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .field.full {
    grid-column: 1;
  }
  .cta-row {
    flex-direction: column;
    gap: 8px;
  }
  .btn {
    width: 100%;
    text-align: center;
  }
  #formResponse {
    font-size: 0.9rem;
    text-align: center;
  }
}

/* Accessibility and Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .orbit-item {
    animation: none;
  }
  .tech-marquee .track {
    animation: none;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --glass: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.3);
  }
  .btn {
    border-width: 2px;
  }
  .field input, .field textarea {
    border-width: 2px;
  }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  /* Already optimized for dark mode */
}