/* ═══════════════════════════════════════════════════════════════
   IMPERA WEB SERVICES — Global Stylesheet
   Dark tech aesthetic · Navy/Gold/Cyan · Glassmorphism · 3D cards
   ═══════════════════════════════════════════════════════════════ */

/* ─── 1. Custom Properties ───────────────────────────────────── */
:root {
  --gold:        #c9a84c;
  --gold-light:  #e0c06a;
  --gold-dim:    #9a7a36;
  --gold-glow:   rgba(201,168,76,.35);
  --cyan:        #00d4ff;
  --cyan-dim:    #0099b8;
  --cyan-glow:   rgba(0,212,255,.25);
  --magenta:     #e040fb;
  --green:       #00e68a;

  --bg-body:     #060a13;
  --bg-section:  #0a1019;
  --bg-card:     #0d141f;
  --bg-elevated: #111a28;
  --bg-glass:    rgba(13,20,31,.72);

  --text:        #ffffff;
  --text-sec:    #b8c4d8;
  --text-muted:  #5f7290;

  --border:      rgba(201,168,76,.1);
  --border-h:    rgba(201,168,76,.3);

  --font-head:  'Space Grotesk', system-ui, sans-serif;
  --font-body:  'Inter', system-ui, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', monospace;

  --max-w:       1200px;
  --section-pad: clamp(80px, 10vw, 140px);
  --ease:        cubic-bezier(.4,0,.2,1);
  --fast:        .25s var(--ease);
  --med:         .4s var(--ease);
}

/* ─── LIGHT MODE ─────────────────────────────────────────────── */
html.light {
  --bg-body:     #f5f4f0;
  --bg-section:  #eceae6;
  --bg-card:     #ffffff;
  --bg-elevated: #f0eee9;
  --bg-glass:    rgba(255,255,255,.72);
  --text:        #0d0d0d;
  --text-sec:    #444;
  --text-muted:  #777;
  --border:      rgba(0,0,0,.08);
  --border-h:    rgba(0,0,0,.18);
}
html.light .nav{background:rgba(245,244,240,.92)}
html.light .hero-canvas canvas{opacity:.25}
html.light .circuit-bg{background-image:linear-gradient(rgba(0,0,0,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.04) 1px,transparent 1px)}
html.light .code-block{background:#1e1e2e;color:var(--cyan)}
html.light .portfolio-overlay{background:linear-gradient(to top,rgba(245,244,240,.97) 0%,rgba(245,244,240,.85) 40%,rgba(245,244,240,.7) 70%,rgba(245,244,240,.5))}
html.light .portfolio-overlay h4{color:#0d0d0d}
html.light .gradient-text{background:linear-gradient(135deg,var(--gold-dim),#0099b8);-webkit-background-clip:text;background-clip:text}

/* ─── Theme Toggle ───────────────────────────────────────────── */
.theme-toggle{
  position:fixed;top:5rem;right:2rem;z-index:9990;
  display:flex;align-items:center;
  background:none;border:none;cursor:pointer;padding:0;
}
.theme-toggle:hover .toggle-track{border-color:var(--gold)}
.toggle-label{display:none}
.toggle-track{width:30px;height:16px;background:rgba(201,168,76,.2);border:1px solid rgba(201,168,76,.4);border-radius:999px;position:relative;flex-shrink:0;transition:background .3s,border-color .3s}
.toggle-thumb{width:10px;height:10px;background:var(--gold);border-radius:50%;position:absolute;top:2px;left:2px;transition:transform .3s;box-shadow:0 1px 3px rgba(0,0,0,.4)}
html.light .toggle-thumb{transform:translateX(14px)}
html.light .toggle-track{background:var(--gold);border-color:var(--gold)}

/* ─── 2. Reset ───────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:var(--gold-dim) var(--bg-body)}
body{font-family:var(--font-body);background:var(--bg-body);color:var(--text);line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,textarea,select{font:inherit;color:inherit;background:none;border:none;outline:none}

::-webkit-scrollbar{width:6px}
::-webkit-scrollbar-track{background:var(--bg-body)}
::-webkit-scrollbar-thumb{background:var(--gold-dim);border-radius:3px}

/* ─── 3. Typography ──────────────────────────────────────────── */
h1,h2,h3,h4,h5,h6{font-family:var(--font-head);font-weight:700;line-height:1.15;color:var(--text)}
h1{font-size:clamp(2.6rem,6vw,4.5rem);letter-spacing:-.02em}
h2{font-size:clamp(2rem,4vw,3rem);letter-spacing:-.01em}
h3{font-size:clamp(1.3rem,2.5vw,1.7rem)}
h4{font-size:1.15rem}
p{color:var(--text-sec);font-size:.95rem;line-height:1.8}

.gradient-text{
  background:linear-gradient(135deg,var(--gold),var(--cyan));
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
}
.mono{font-family:var(--font-mono);font-size:.85em}

/* ─── 4. Layout ──────────────────────────────────────────────── */
.container{width:min(var(--max-w),100% - 2.5rem);margin-inline:auto}
.section{padding:var(--section-pad) 0;position:relative}
.section-dark{background:var(--bg-section)}

.section-header{text-align:center;max-width:680px;margin:0 auto 4rem}
.section-header p{margin-top:1rem}

.grid{display:grid;gap:1.5rem}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}

/* ─── 5. Tag / Eyebrow ──────────────────────────────────────── */
.tag{
  display:inline-flex;align-items:center;gap:.6rem;
  font-size:.7rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:1rem;
}
.tag::before{content:'';width:28px;height:1px;background:var(--cyan)}

.tag-gold{color:var(--gold)}
.tag-gold::before{background:var(--gold)}

/* ─── 6. Navigation ─────────────────────────────────────────── */
.nav{
  position:fixed;inset:0 0 auto;z-index:1000;
  padding:0 2rem;
  transition:background var(--med),box-shadow var(--med),padding var(--med);
}
.nav.scrolled{
  background:rgba(6,10,19,.92);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:0 1px 0 var(--border),0 4px 30px rgba(0,0,0,.3);
}
.nav-inner{
  max-width:var(--max-w);margin:0 auto;height:72px;
  display:flex;align-items:center;justify-content:space-between;
}

.logo{display:flex;align-items:baseline;gap:.4rem;font-family:var(--font-head);font-weight:800;font-size:1.35rem}
.logo .brand{color:var(--gold)}
.logo .sub{color:var(--text);font-weight:400;font-size:.95rem;opacity:.7}

.nav-links{display:flex;align-items:center;gap:2rem}
.nav-links a{
  font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-muted);transition:color var(--fast);position:relative;
}
.nav-links a::after{
  content:'';position:absolute;bottom:-3px;left:0;width:0;height:1.5px;
  background:linear-gradient(90deg,var(--gold),var(--cyan));transition:width var(--fast);
}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{width:100%}
.nav-links a.active{color:var(--gold)}
.nav-links a.active::after{width:100%}

.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none}
.hamburger span{display:block;width:24px;height:1.5px;background:var(--gold);transition:all .3s}
.hamburger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

.mobile-menu{
  display:none;position:fixed;inset:72px 0 0;z-index:999;
  background:rgba(6,10,19,.97);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  padding:2rem;flex-direction:column;gap:.3rem;
}
.mobile-menu.open{display:flex}
.mobile-menu a{
  font-size:1rem;font-weight:500;color:var(--text-muted);
  padding:.85rem 0;border-bottom:1px solid var(--border);transition:color var(--fast);
}
.mobile-menu a:hover{color:var(--gold)}
.mobile-menu .btn{margin-top:1.5rem;align-self:flex-start}

/* ─── 7. Buttons ─────────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  padding:.85rem 2rem;border-radius:4px;
  font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  cursor:pointer;transition:all var(--med);border:none;position:relative;overflow:hidden;
}
.btn::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.1),transparent);
  opacity:0;transition:opacity var(--fast);
}
.btn:hover::before{opacity:1}

.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:var(--bg-body)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px var(--gold-glow)}

.btn-outline{background:transparent;color:var(--gold);border:1px solid var(--gold)}
.btn-outline:hover{background:rgba(201,168,76,.08);transform:translateY(-2px);box-shadow:0 8px 30px rgba(201,168,76,.15)}

.btn-cyan{background:linear-gradient(135deg,var(--cyan),#00a8cc);color:var(--bg-body)}
.btn-cyan:hover{transform:translateY(-2px);box-shadow:0 8px 30px var(--cyan-glow)}

.btn-lg{padding:1rem 2.8rem;font-size:.88rem}
.btn-sm{padding:.6rem 1.4rem;font-size:.72rem}

.btn-glow{
  animation:btnPulse 3s ease-in-out infinite;
}
@keyframes btnPulse{
  0%,100%{box-shadow:0 0 20px rgba(201,168,76,.2)}
  50%{box-shadow:0 0 40px rgba(201,168,76,.4)}
}

/* ─── 8. Cards ───────────────────────────────────────────────── */
.card{
  background:var(--bg-card);
  border:1px solid var(--border);border-radius:8px;
  padding:2.2rem;position:relative;overflow:hidden;
  transition:transform var(--med),box-shadow var(--med),border-color var(--med);
}
.card:hover{
  transform:translateY(-6px);
  box-shadow:0 20px 50px rgba(0,0,0,.4);
  border-color:var(--border-h);
}

/* Animated gradient border on hover */
.card-glow{position:relative}
.card-glow::before{
  content:'';position:absolute;inset:-1px;border-radius:9px;
  background:linear-gradient(135deg,var(--gold),var(--cyan),var(--magenta),var(--gold));
  background-size:300% 300%;
  opacity:0;transition:opacity var(--med);z-index:-1;
  animation:gradientShift 4s ease infinite;
}
.card-glow:hover::before{opacity:1}
.card-glow::after{
  content:'';position:absolute;inset:0;border-radius:8px;
  background:var(--bg-card);z-index:-1;
}

@keyframes gradientShift{
  0%{background-position:0% 50%}
  50%{background-position:100% 50%}
  100%{background-position:0% 50%}
}

/* Glass card */
.card-glass{
  background:var(--bg-glass);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,.06);
}

/* Service card with icon */
.card .card-icon{
  width:56px;height:56px;border-radius:8px;
  background:rgba(201,168,76,.08);border:1px solid rgba(201,168,76,.15);
  display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;margin-bottom:1.4rem;
  transition:all var(--med);
}
.card:hover .card-icon{
  background:rgba(201,168,76,.15);
  box-shadow:0 0 20px rgba(201,168,76,.2);
}
.card .card-title{
  font-family:var(--font-head);font-size:1.2rem;font-weight:700;
  margin-bottom:.6rem;color:var(--text);
}
.card .card-desc{font-size:.88rem;color:var(--text-muted);line-height:1.75}
.card .card-link{
  display:inline-flex;align-items:center;gap:.4rem;
  font-size:.78rem;font-weight:600;color:var(--gold);
  margin-top:1.2rem;letter-spacing:.04em;transition:gap var(--fast),color var(--fast);
}
.card .card-link:hover{gap:.7rem;color:var(--gold-light)}

/* Tech pill tags on cards */
.pill-row{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:1.2rem}
.pill{
  font-size:.62rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--cyan-dim);border:1px solid rgba(0,212,255,.15);
  border-radius:3px;padding:.2rem .55rem;
}
.pill-gold{color:var(--gold-dim);border-color:rgba(201,168,76,.15)}

/* ─── 9. Hero ────────────────────────────────────────────────── */
.hero{
  min-height:100svh;display:flex;align-items:center;
  position:relative;overflow:hidden;padding:120px 0 80px;
}
.hero-canvas{position:absolute;inset:0;z-index:0}
.hero-canvas canvas{width:100%;height:100%}

.hero-overlay{
  position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(ellipse 60% 50% at 70% 40%,rgba(0,212,255,.04),transparent),
    radial-gradient(ellipse 50% 60% at 20% 80%,rgba(201,168,76,.04),transparent),
    linear-gradient(to bottom,transparent 60%,var(--bg-body));
}

.hero-content{position:relative;z-index:2;max-width:760px}

.hero h1{margin-bottom:1.5rem}
.hero p{
  font-size:clamp(.95rem,1.6vw,1.1rem);
  max-width:560px;margin-bottom:2.5rem;line-height:1.8;
}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;align-items:center}

/* Typed cursor */
.typed-cursor{
  display:inline-block;width:3px;height:1em;
  background:var(--cyan);margin-left:2px;
  animation:blink 1s step-end infinite;vertical-align:text-bottom;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

/* Hero stats */
.hero-stats{
  display:flex;gap:3rem;margin-top:4rem;padding-top:2rem;
  border-top:1px solid var(--border);
}
.hero-stat .num{
  font-family:var(--font-head);font-size:2rem;font-weight:800;
  background:linear-gradient(135deg,var(--gold),var(--cyan));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero-stat .label{font-size:.72rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-top:.2rem}

/* Scroll indicator */
.scroll-cue{
  position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:.4rem;opacity:.5;
}
.scroll-cue-dot{
  width:4px;height:4px;border-radius:50%;background:var(--gold);
  animation:scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce{
  0%,100%{transform:translateY(0);opacity:1}
  50%{transform:translateY(10px);opacity:.3}
}
.scroll-cue span{font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted)}

/* ─── 10. Page Hero (sub-pages) ──────────────────────────────── */
.page-hero{
  padding:160px 0 80px;position:relative;overflow:hidden;
  background:linear-gradient(to bottom,var(--bg-section),var(--bg-body));
}
.page-hero::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(ellipse 50% 40% at 70% 30%,rgba(0,212,255,.05),transparent),
    radial-gradient(ellipse 40% 50% at 20% 70%,rgba(201,168,76,.04),transparent);
}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{margin-bottom:1rem}
.page-hero p{max-width:600px;font-size:1.05rem}
.page-hero .tag{margin-bottom:1.2rem}

/* Grid/circuit background pattern */
.circuit-bg{
  position:absolute;inset:0;opacity:.04;
  background-image:
    linear-gradient(var(--gold) 1px,transparent 1px),
    linear-gradient(90deg,var(--gold) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse 60% 60% at 50% 50%,black,transparent);
}

/* ─── 11. Feature Rows ───────────────────────────────────────── */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;
  padding:3rem 0;
}
.feature-row.reverse{direction:rtl}
.feature-row.reverse > *{direction:ltr}

.feature-visual{
  position:relative;border-radius:12px;overflow:hidden;
  border:1px solid var(--border);
  background:var(--bg-card);
  aspect-ratio:16/10;
  display:flex;align-items:center;justify-content:center;
}
.feature-visual .placeholder-icon{font-size:4rem;opacity:.3}

.feature-text h3{margin-bottom:.8rem}
.feature-text p{margin-bottom:1.2rem}
.feature-text .checklist{margin-top:1rem}

.checklist li{
  display:flex;align-items:flex-start;gap:.7rem;
  padding:.5rem 0;font-size:.9rem;color:var(--text-sec);
}
.checklist li::before{
  content:'✓';color:var(--green);font-weight:700;flex-shrink:0;margin-top:2px;
}

/* ─── 12. Stats Bar ──────────────────────────────────────────── */
.stats-bar{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:2rem;
  padding:3rem 0;
}
.stat-item{text-align:center}
.stat-item .num{
  font-family:var(--font-head);font-size:2.5rem;font-weight:800;
  color:var(--gold);line-height:1;
}
.stat-item .label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-top:.4rem}

/* ─── 13. Process / Timeline ─────────────────────────────────── */
.timeline{max-width:700px;margin:0 auto;position:relative}
.timeline::before{
  content:'';position:absolute;left:24px;top:0;bottom:0;width:1px;
  background:linear-gradient(to bottom,var(--gold),var(--cyan),transparent);
}
.timeline-step{
  display:flex;gap:2rem;padding:1.5rem 0;position:relative;
}
.timeline-dot{
  width:48px;height:48px;border-radius:50%;flex-shrink:0;
  background:var(--bg-card);border:2px solid var(--gold);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-head);font-weight:800;color:var(--gold);font-size:.85rem;
  box-shadow:0 0 20px rgba(201,168,76,.15);
  transition:all var(--med);
}
.timeline-step:hover .timeline-dot{
  background:var(--gold);color:var(--bg-body);
  box-shadow:0 0 30px var(--gold-glow);
}
.timeline-content h4{margin-bottom:.3rem}
.timeline-content p{font-size:.88rem;color:var(--text-muted)}

/* ─── 14. Portfolio Grid ─────────────────────────────────────── */
.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:1.5rem}

.portfolio-item{
  position:relative;border-radius:8px;overflow:hidden;
  aspect-ratio:16/10;cursor:pointer;group:portfolio;
  border:1px solid var(--border);
  transition:transform var(--med),box-shadow var(--med);
}
.portfolio-item:hover{transform:translateY(-4px);box-shadow:0 20px 50px rgba(0,0,0,.5)}

.portfolio-item .thumb{
  width:100%;height:100%;object-fit:cover;
  transition:transform .6s var(--ease);
}
.portfolio-item:hover .thumb{transform:scale(1.05)}

.portfolio-overlay{
  position:absolute;inset:0;
  background:linear-gradient(to top,rgba(6,10,19,.97) 0%,rgba(6,10,19,.85) 40%,rgba(6,10,19,.7) 70%,rgba(6,10,19,.5));
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:1.8rem;opacity:0;transition:opacity var(--med);
}
.portfolio-item:hover .portfolio-overlay{opacity:1}
.portfolio-overlay h4{font-size:1.1rem;margin-bottom:.3rem}
.portfolio-overlay p{font-size:.78rem;color:var(--text-muted)}
.portfolio-overlay .pill-row{margin-top:.6rem}

/* Filter buttons */
.filter-bar{display:flex;gap:.6rem;flex-wrap:wrap;justify-content:center;margin-bottom:2.5rem}
.filter-btn{
  padding:.5rem 1.2rem;border-radius:4px;font-size:.75rem;font-weight:600;
  letter-spacing:.06em;text-transform:uppercase;
  color:var(--text-muted);border:1px solid var(--border);
  cursor:pointer;transition:all var(--fast);
}
.filter-btn:hover,.filter-btn.active{
  color:var(--gold);border-color:var(--gold);
  background:rgba(201,168,76,.08);
}

/* ─── 15. Testimonial ────────────────────────────────────────── */
.testimonial-card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:8px;
  padding:2.5rem;position:relative;
}
.testimonial-card::before{
  content:'❝';position:absolute;top:1rem;right:1.5rem;
  font-size:4rem;color:rgba(201,168,76,.08);line-height:1;
}
.testimonial-card .quote{
  font-size:1.05rem;font-style:italic;color:var(--text-sec);line-height:1.7;margin-bottom:1.5rem;
}
.testimonial-card .author{display:flex;align-items:center;gap:1rem}
.testimonial-card .avatar{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-dim),var(--cyan-dim));
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-head);font-weight:800;color:var(--text);font-size:.9rem;
}
.testimonial-card .name{font-size:.88rem;font-weight:600;color:var(--text)}
.testimonial-card .role{font-size:.75rem;color:var(--text-muted)}

/* ─── 16. CTA Section ────────────────────────────────────────── */
.cta-section{
  padding:var(--section-pad) 0;text-align:center;position:relative;overflow:hidden;
}
.cta-section::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 60% 50% at 50% 50%,rgba(201,168,76,.06),transparent);
}
.cta-section .container{position:relative;z-index:1}
.cta-section h2{margin-bottom:1rem}
.cta-section p{max-width:500px;margin:0 auto 2rem;font-size:1rem}

/* ─── 17. Forms ──────────────────────────────────────────────── */
.form-group{margin-bottom:1.5rem}
.form-label{
  display:block;font-size:.75rem;font-weight:600;
  letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-muted);margin-bottom:.5rem;
}
.form-input,.form-textarea{
  width:100%;padding:.85rem 1.2rem;
  background:var(--bg-card);border:1px solid var(--border);border-radius:4px;
  color:var(--text);font-size:.92rem;
  transition:border-color var(--fast),box-shadow var(--fast);
}
.form-input:focus,.form-textarea:focus{
  border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(201,168,76,.1);
}
.form-textarea{resize:vertical;min-height:120px}

.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}

/* ─── 18. Footer ─────────────────────────────────────────────── */
.footer{
  padding:4rem 0 2rem;
  border-top:1px solid var(--border);
  background:var(--bg-section);
}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;
  margin-bottom:3rem;
}
.footer-brand .logo{margin-bottom:1rem}
.footer-brand p{font-size:.85rem;color:var(--text-muted);max-width:280px;line-height:1.7}
.footer h5{
  font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold);margin-bottom:1rem;
}
.footer-links a{
  display:block;font-size:.85rem;color:var(--text-muted);padding:.3rem 0;
  transition:color var(--fast);
}
.footer-links a:hover{color:var(--gold)}

.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:2rem;border-top:1px solid var(--border);
  font-size:.78rem;color:var(--text-muted);
}

/* ─── 19. Chat Widget (AI Demo) ──────────────────────────────── */
.chat-widget{
  position:fixed;bottom:2rem;right:2rem;z-index:900;
}
.chat-toggle{
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),var(--gold-light));
  color:var(--bg-body);font-size:1.5rem;
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;box-shadow:0 4px 20px var(--gold-glow);
  transition:transform var(--fast),box-shadow var(--fast);
  border:none;
}
.chat-toggle:hover{transform:scale(1.08);box-shadow:0 6px 30px var(--gold-glow)}

.chat-window{
  position:absolute;bottom:72px;right:0;width:360px;
  background:var(--bg-card);border:1px solid var(--border);border-radius:12px;
  overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.6);
  display:none;flex-direction:column;
}
.chat-window.open{display:flex}

.chat-header{
  padding:1rem 1.4rem;background:var(--bg-elevated);
  border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:.8rem;
}
.chat-header .status-dot{
  width:8px;height:8px;border-radius:50%;background:var(--green);
  box-shadow:0 0 8px rgba(0,230,138,.5);
}
.chat-header h5{font-size:.85rem;font-weight:600}
.chat-header span{font-size:.7rem;color:var(--text-muted)}

.chat-body{padding:1.2rem;min-height:250px;max-height:350px;overflow-y:auto}
.chat-msg{
  max-width:85%;padding:.7rem 1rem;border-radius:12px;
  font-size:.85rem;line-height:1.5;margin-bottom:.6rem;
}
.chat-msg.bot{
  background:var(--bg-elevated);color:var(--text-sec);
  border-bottom-left-radius:2px;
}
.chat-msg.user{
  background:rgba(201,168,76,.12);color:var(--text);
  margin-left:auto;border-bottom-right-radius:2px;
}

.chat-input-row{
  padding:.5rem;border-top:1px solid var(--border);
  display:flex;gap:.3rem;align-items:center;
}
.chat-input-row input{
  flex:1;min-width:0;padding:.5rem .7rem;background:var(--bg-elevated);
  border:1px solid var(--border);border-radius:8px;
  color:var(--text);font-size:.85rem;
}
.chat-input-row button[type="submit"]{
  padding:.5rem .7rem;border-radius:8px;
  background:var(--gold);color:var(--bg-body);font-weight:700;font-size:.72rem;white-space:nowrap;flex-shrink:0;
  cursor:pointer;transition:background var(--fast);
}
.chat-input-row button:hover{background:var(--gold-light)}
.chat-sound{padding:.3rem;font-size:.85rem;cursor:pointer;transition:all .2s;border-radius:6px;background:none;border:none;flex-shrink:0;line-height:1}
.chat-sound:hover{background:rgba(201,168,76,.1)}
.chat-mic{padding:.3rem;font-size:.9rem;cursor:pointer;transition:all .2s;border-radius:6px;background:none;border:none;flex-shrink:0;line-height:1}
.chat-mic:hover{background:rgba(201,168,76,.1)}
.chat-mic.listening{background:rgba(239,68,68,.15);animation:micPulse 1s ease-in-out infinite}
@keyframes micPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.15)}}
.chat-input-row button:disabled,.chat-input-row input:disabled{opacity:.5}
.typing-dots span{animation:typeDot 1.4s infinite;font-size:1.2rem;letter-spacing:2px}
.typing-dots span:nth-child(2){animation-delay:.2s}
.typing-dots span:nth-child(3){animation-delay:.4s}
@keyframes typeDot{0%,80%,100%{opacity:.2}40%{opacity:1}}

/* ─── 20. Scroll Animations ──────────────────────────────────── */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-left{opacity:0;transform:translateX(-40px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal-left.visible{opacity:1;transform:translateX(0)}
.reveal-right{opacity:0;transform:translateX(40px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal-right.visible{opacity:1;transform:translateX(0)}

/* Stagger children */
.stagger > *{opacity:0;transform:translateY(20px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.stagger.visible > *:nth-child(1){transition-delay:.05s}
.stagger.visible > *:nth-child(2){transition-delay:.1s}
.stagger.visible > *:nth-child(3){transition-delay:.15s}
.stagger.visible > *:nth-child(4){transition-delay:.2s}
.stagger.visible > *:nth-child(5){transition-delay:.25s}
.stagger.visible > *:nth-child(6){transition-delay:.3s}
.stagger.visible > *:nth-child(7){transition-delay:.35s}
.stagger.visible > *:nth-child(8){transition-delay:.4s}
.stagger.visible > *:nth-child(9){transition-delay:.45s}
.stagger.visible > *{opacity:1;transform:translateY(0)}

/* ─── 21. Misc Components ────────────────────────────────────── */
.divider{width:60px;height:2px;background:linear-gradient(90deg,var(--gold),var(--cyan));margin:1.5rem 0}

.tech-stack{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center}
.tech-badge{
  display:flex;align-items:center;gap:.5rem;
  padding:.6rem 1rem;background:var(--bg-card);
  border:1px solid var(--border);border-radius:4px;
  font-size:.78rem;font-weight:600;color:var(--text-sec);
  transition:all var(--fast);
}
.tech-badge:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}

/* Code block styling */
.code-block{
  background:var(--bg-card);border:1px solid var(--border);border-radius:8px;
  padding:1.5rem;font-family:var(--font-mono);font-size:.82rem;
  color:var(--cyan);line-height:1.8;overflow-x:auto;
}
.code-block .comment{color:var(--text-muted)}
.code-block .keyword{color:var(--magenta)}
.code-block .string{color:var(--green)}
.code-block .func{color:var(--gold)}

/* Progress bar */
.progress{height:4px;background:var(--bg-elevated);border-radius:2px;overflow:hidden;margin-top:.5rem}
.progress-fill{height:100%;border-radius:2px;background:linear-gradient(90deg,var(--gold),var(--cyan));width:0;transition:width 1.2s var(--ease)}

/* Floating badge */
.floating-badge{
  position:absolute;padding:.6rem 1.2rem;border-radius:8px;
  background:var(--bg-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid var(--border);font-size:.75rem;font-weight:600;color:var(--text);
  box-shadow:0 8px 30px rgba(0,0,0,.3);
  animation:float 4s ease-in-out infinite;
}
@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}

/* Scroll progress bar at top */
.scroll-progress{
  position:fixed;top:0;left:0;height:2px;z-index:1001;
  background:linear-gradient(90deg,var(--gold),var(--cyan));
  width:0;transition:width .1s linear;
}

/* ─── 22. Responsive ─────────────────────────────────────────── */
@media(max-width:1024px){
  .feature-row{grid-template-columns:1fr;gap:2rem}
  .feature-row.reverse{direction:ltr}
  .footer-grid{grid-template-columns:1fr 1fr}
}

@media(max-width:768px){
  .nav-links{display:none}
  .hamburger{display:flex}

  .hero{min-height:auto;padding:140px 0 60px}
  .hero-stats{flex-direction:column;gap:1.5rem}

  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .portfolio-grid{grid-template-columns:1fr}

  .about-grid{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}

  .stats-bar{grid-template-columns:1fr 1fr}

  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:.5rem;text-align:center}

  .chat-window{width:calc(100vw - 2rem);right:-1rem}
}

@media(max-width:480px){
  h1{font-size:2.2rem}
  h2{font-size:1.7rem}
  .stats-bar{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:flex-start}
}