/* ==========================================================================
   Siva Muniyan — Portfolio (Light Theme)
   Design tokens
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  /* color */
  --bg: #FFFFFF;
  --bg-soft: #F4F6F1;
  --bg-band: #EAF1FC;
  --surface: #FFFFFF;
  --chrome: #F1F3EE;

  --accent: #2F6FE6;
  --accent-deep: #1E4FB8;
  --accent-tint: #E7EEFC;
  --wa-green: #25D366;
  --wa-green-deep: #1EBE5D;
  --amber: #F2A33C;
  --amber-deep: #C97F1F;

  --text: #15201B;
  --text-soft: #44524A;
  --muted: #76837A;
  --border: rgba(21,32,27,0.12);
  --border-soft: rgba(21,32,27,0.08);

  /* type */
  --font-display: 'Sora', ui-sans-serif, sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* layout */
  --max-w: 1180px;
  --pad: clamp(20px, 5vw, 64px);
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 24px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *,*::before,*::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family: inherit; cursor:pointer; }
input,textarea{ font-family: inherit; }

.wrap{ max-width: var(--max-w); margin: 0 auto; padding: 0 var(--pad); }

h1,h2,h3,h4{ font-family: var(--font-display); font-weight: 700; line-height: 1.15; margin: 0; letter-spacing: -0.015em; color: var(--text); }
em{ font-style: normal; font-weight: 700; color: var(--accent-deep); }

.eyebrow{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-deep);
  display:flex;
  align-items:center;
  gap:10px;
  margin: 0 0 16px;
}
.eyebrow::before{
  content:"";
  width: 22px; height: 1px;
  background: var(--accent-deep);
  display:inline-block;
}

:focus-visible{ outline: 2.5px solid var(--accent-deep); outline-offset: 3px; border-radius: 4px; }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: 100px;
  border: 1px solid transparent;
  transition: transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn-primary{ background: var(--accent); color: #fff; box-shadow: 0 12px 26px -14px rgba(47,111,230,0.55); }
.btn-primary:hover{ background: var(--accent-deep); color: #fff; }
.btn-ghost{ border-color: var(--border); color: var(--text); background: var(--surface); }
.btn-ghost:hover{ border-color: var(--accent-deep); color: var(--accent-deep); }
.btn-sm{ padding: 9px 18px; font-size: 13px; }

/* ==========================================================================
   Nav
   ========================================================================== */
.site-nav{
  position: sticky; top:0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
  transition: box-shadow .2s ease;
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  height: 72px;
}
.logo{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--text);
  letter-spacing: 0.02em;
}
.nav-links{
  display:flex; align-items:center; gap: 34px;
}
.nav-links a{
  color: var(--text-soft);
  font-size: 14.5px;
  font-weight: 500;
  transition: color .2s ease;
  position: relative;
}
.nav-links a:hover, .nav-links a.active{ color: var(--text); }
.nav-links a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:-23px; height:2px; background:var(--accent-deep);
}
.nav-cta{ display:flex; align-items:center; gap:14px; }
.nav-burger{
  display:none; flex-direction:column; gap:5px; background:none; border:none; padding:6px;
}
.nav-burger span{ width:22px; height:2px; background: var(--text); display:block; transition: transform .25s ease, opacity .25s ease; }
.mobile-panel{
  display:none;
  flex-direction:column;
  background: var(--bg);
  border-top:1px solid var(--border-soft);
}
.mobile-panel a{
  padding: 16px var(--pad);
  border-bottom: 1px solid var(--border-soft);
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
}
.mobile-panel.open{ display:flex; }

@media (max-width: 880px){
  .nav-links{ display:none; }
  .nav-cta .btn-ghost{ display:none; }
  .nav-burger{ display:flex; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  background: var(--bg-soft);
  color: var(--text);
  position: relative;
  overflow: hidden;
  padding: clamp(36px, 5vw, 64px) 0 clamp(64px,8vw,96px);
}
.hero::before{
  content:"";
  position:absolute; inset: -25% -8% auto auto;
  width: 560px; height:560px;
  background: radial-gradient(circle, rgba(47,111,230,0.16), transparent 65%);
  pointer-events:none;
}
.hero::after{
  content:"";
  position:absolute; left:-12%; bottom:-30%;
  width: 420px; height:420px;
  background: radial-gradient(circle, rgba(242,163,60,0.14), transparent 65%);
  pointer-events:none;
}
.hero-grid{
  position: relative;
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(32px,5vw,72px);
  align-items:center;
}
.hero h1{
  font-size: clamp(2.5rem, 4.6vw, 3.7rem);
  margin: 0 0 22px;
}
.hero-lede{
  font-size: 17.5px;
  color: var(--text-soft);
  max-width: 480px;
  margin: 0 0 34px;
}
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom: 44px; }
.hero-stats{
  display:flex; gap: clamp(20px,4vw,40px); flex-wrap:wrap;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.hero-stats .stat-num{
  font-family: var(--font-display);
  font-size: 28px; font-weight:700; color: var(--text);
  display:block;
}
.hero-stats .stat-label{
  font-family: var(--font-mono);
  font-size: 11px; color: var(--muted); text-transform:uppercase; letter-spacing:.07em;
}

/* browser-window mock — signature element */
.mock{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  overflow:hidden;
  box-shadow: 0 30px 70px -26px rgba(21,32,27,0.25);
}
.mock-bar{
  display:flex; align-items:center; gap:8px;
  padding: 13px 16px;
  background: var(--chrome);
  border-bottom: 1px solid var(--border);
}
.mock-bar .dot{ width:9px; height:9px; border-radius:50%; background: var(--muted); }
.mock-bar .dot:nth-child(1){ background:#E0664F;}
.mock-bar .dot:nth-child(2){ background:#F2A33C;}
.mock-bar .dot:nth-child(3){ background:#2FAE66;}
.mock-url{
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--border-soft);
  padding: 4px 12px;
  border-radius: 100px;
  flex:1;
}
.mock-body{ padding: 28px 26px 32px; }
.skeleton{
  height: 9px; border-radius: 5px;
  background: linear-gradient(90deg, rgba(21,32,27,0.07), rgba(47,111,230,0.4), rgba(21,32,27,0.07));
  background-size: 200% 100%;
  margin-bottom: 10px;
  animation: shimmer 2.6s ease-in-out infinite;
}
@keyframes shimmer{ 0%{background-position:200% 0;} 100%{background-position:-200% 0;} }
.skeleton.w-80{ width:80%; } .skeleton.w-60{ width:60%; } .skeleton.w-95{ width:95%; } .skeleton.w-40{width:40%;}

.gauge-row{ display:flex; align-items:center; gap:22px; margin-top: 26px; padding-top:22px; border-top:1px dashed var(--border); }
.gauge{ position:relative; width:84px; height:84px; flex-shrink:0; }
.gauge svg{ transform: rotate(-90deg); width:100%; height:100%; }
.gauge circle{ fill:none; stroke-width:7; }
.gauge .track{ stroke: var(--border-soft); }
.gauge .progress{
  stroke: var(--accent);
  stroke-linecap: round;
  stroke-dasharray: 226;
  stroke-dashoffset: 226;
  transition: stroke-dashoffset 1.4s cubic-bezier(.3,.8,.3,1);
}
.gauge .num{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  font-family: var(--font-display); font-weight:700; font-size:18px; color:var(--text);
}
.gauge-label{ font-family: var(--font-body); font-size:13px; color: var(--text-soft); line-height:1.5; }
.gauge-label strong{ display:block; color: var(--text); font-family: var(--font-display); font-size:14.5px; margin-bottom:3px; }

/* ==========================================================================
   Generic section spacing
   ========================================================================== */
section{ padding: clamp(56px,8vw,96px) 0; }
.section-head{ max-width: 620px; margin-bottom: 48px; }
.section-head h2{ font-size:clamp(1.8rem,3vw,2.4rem); }
.section-head p{ color: var(--text-soft); font-size: 16px; margin-top:14px; }

/* reveal */
[data-reveal]{ opacity:0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].in-view{ opacity:1; transform:none; }
[data-reveal="stagger"] > *{ opacity:0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal="stagger"].in-view > *{ opacity:1; transform:none; }
[data-reveal="stagger"].in-view > *:nth-child(1){transition-delay:.03s;}
[data-reveal="stagger"].in-view > *:nth-child(2){transition-delay:.09s;}
[data-reveal="stagger"].in-view > *:nth-child(3){transition-delay:.15s;}
[data-reveal="stagger"].in-view > *:nth-child(4){transition-delay:.21s;}
[data-reveal="stagger"].in-view > *:nth-child(5){transition-delay:.27s;}
[data-reveal="stagger"].in-view > *:nth-child(6){transition-delay:.33s;}

/* ==========================================================================
   About
   ========================================================================== */
.about-grid{
  display:grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items:start;
}
.about-copy p{ color: var(--text-soft); font-size: 16px; margin: 0 0 16px; }
.about-copy strong{ color: var(--text); }
.id-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: 6px;
  box-shadow: 0 24px 50px -32px rgba(21,32,27,0.2);
}
.id-card-bar{
  font-family: var(--font-mono); font-size:11.5px; color: var(--muted);
  padding: 10px 16px; letter-spacing:.05em;
}
.id-row{
  display:flex; justify-content:space-between; gap: 16px;
  padding: 15px 18px;
  border-top: 1px solid var(--border-soft);
  font-size: 14.5px;
}
.id-row span:first-child{ font-family: var(--font-mono); font-size:12px; color: var(--muted); text-transform:uppercase; letter-spacing:.06em; }
.id-row span:last-child{ font-weight:500; text-align:right; }

/* ==========================================================================
   Skills
   ========================================================================== */
.skills-section{ background: #f1f3f6; }
.skill-bars{ display:flex; flex-direction:column; gap: 20px; margin-bottom: 44px; }
.skill-bar-row{ display:grid; grid-template-columns: 150px 1fr 46px; align-items:center; gap:16px; }
.skill-name{ font-weight:500; font-size:14.5px; }
.skill-track{ height:7px; background: var(--border-soft); border-radius:100px; overflow:hidden; }
.skill-fill{ height:100%; width:0; background: linear-gradient(90deg, var(--accent-deep), var(--accent)); border-radius:100px; transition: width 1.3s cubic-bezier(.3,.8,.3,1); }
.skill-pct{ font-family: var(--font-mono); font-size:13px; color: var(--muted); text-align:right; }
.tool-tags{ display:flex; flex-wrap:wrap; gap:9px; }
.tool-tags span{
  font-family: var(--font-mono); font-size:12px;
  padding: 7px 13px; border-radius:100px;
  background: var(--surface); border:1px solid var(--border); color: var(--text-soft);
}

/* ==========================================================================
   Services
   ========================================================================== */
.services-grid{
  display:grid; grid-template-columns: repeat(3,1fr); gap: 22px;
}
.service-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  padding: 30px 26px;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.service-card:hover{ transform: translateY(-4px); border-color: var(--accent-deep); box-shadow: 0 18px 40px -22px rgba(21,32,27,0.2); }
.service-icon{
  width: 46px; height:46px; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent-tint), #fff);
  border: 1px solid var(--border-soft);
  color: var(--accent-deep);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 18px;
}
.service-card h3{ font-size: 19px; margin-bottom:10px; }
.service-card p{ color: var(--text-soft); font-size: 14.5px; margin:0; }

/* ==========================================================================
   Process
   ========================================================================== */
.process-section{ background: var(--bg-band); }
.process-list{ display:grid; grid-template-columns: repeat(3,1fr); gap: 30px 26px; }
.process-item{ padding-top: 18px; border-top: 1px solid var(--border); }
.process-num{ font-family: var(--font-mono); color: var(--accent-deep); font-size:13px; margin-bottom:12px; display:block; }
.process-item h3{ font-size:18px; margin-bottom:9px; }
.process-item p{ color: var(--text-soft); font-size:14px; margin:0; }

/* ==========================================================================
   Work cards (browser-window component) — reused on index + works page
   ========================================================================== */
.work-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.work-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
  display:flex; flex-direction:column;
}
.work-card:hover{ transform: translateY(-4px); box-shadow: 0 20px 44px -24px rgba(21,32,27,0.22); }
.work-bar{
  display:flex; align-items:center; gap:6px;
  padding: 9px 12px;
  background: var(--chrome);
  border-bottom: 1px solid var(--border);
}
.work-bar .dot{ width:6px; height:6px; border-radius:50%; }
.work-bar .dot:nth-child(1){ background:#E0664F;}
.work-bar .dot:nth-child(2){ background:#F2A33C;}
.work-bar .dot:nth-child(3){ background:#2FAE66;}
.work-url{
  font-family: var(--font-mono); font-size:10.5px; color: var(--muted);
  margin-left:6px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}
.work-body{ padding: 14px 16px 16px; flex:1; display:flex; flex-direction:column; }
.work-tag{
  font-family: var(--font-mono); font-size:10px; text-transform:uppercase; letter-spacing:.06em;
  color: var(--accent-deep); margin-bottom:6px;
}
.work-card h3{ font-size:16px; margin-bottom:5px; }
.work-card p{ color: var(--text-soft); font-size:12.5px; line-height:1.45; margin:0 0 10px; flex:1; }
.work-link{
  font-family: var(--font-body); font-size:12.5px; font-weight:600;
  display:inline-flex; align-items:center; gap:6px; color: var(--text);
  padding-top:10px; border-top:1px solid var(--border-soft);
}
.work-link svg{ transition: transform .2s ease; }
.work-card:hover .work-link svg{ transform: translate(2px,-2px); }

.work-preview-foot{ margin-top: 38px; display:flex; justify-content:center; }

/* ==========================================================================
   Experience
   ========================================================================== */
.timeline{ position:relative; padding-left: 32px; }
.timeline::before{ content:""; position:absolute; left:5px; top:6px; bottom:6px; width:1px; background: var(--border); }
.tl-item{ position:relative; padding-bottom: 32px; }
.tl-item:last-child{ padding-bottom:0; }
.tl-item::before{
  content:""; position:absolute; left:-32px; top:5px; width:11px; height:11px; border-radius:50%;
  background: var(--bg-soft); border:2px solid var(--accent-deep);
}
.tl-item.current::before{ background: var(--accent); border-color: var(--accent); }
.tl-date{ font-family: var(--font-mono); font-size:12px; color: var(--muted); margin-bottom:7px; display:flex; gap:10px; align-items:center; }
.tl-current-badge{ background: var(--accent-tint); color: var(--accent-deep); padding:2px 9px; border-radius:100px; font-size:10.5px; }
.tl-item h3{ font-size: 19px; margin-bottom:4px; }
.tl-role{ color: var(--accent-deep); font-weight:600; font-size:14px; margin-bottom:4px; }
.tl-item p{ color: var(--text-soft); font-size:14.5px; margin:0; max-width:760px; }
.tl-bullets{ display:flex; flex-direction:column; gap:9px; max-width:760px; margin-top:8px; }
.tl-bullets li{
  color: var(--text-soft); font-size:14.5px; line-height:1.5; padding-left:18px; position:relative;
}
.tl-bullets li::before{
  content:""; position:absolute; left:0; top:8px; width:5px; height:5px; border-radius:50%; background: var(--accent);
}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-list{ border-top: 1px solid var(--border); }
.faq-item{ border-bottom: 1px solid var(--border); }
.faq-q{
  width:100%; background:none; border:none; text-align:left;
  display:flex; align-items:center; justify-content:space-between; gap:20px;
  padding: 22px 2px; font-family: var(--font-body); font-weight:600; font-size:16px; color: var(--text);
}
.faq-q .plus{ font-family: var(--font-mono); font-size:18px; color: var(--accent-deep); transition: transform .25s ease; flex-shrink:0;}
.faq-item.open .faq-q .plus{ transform: rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition: max-height .35s ease; }
.faq-a p{ margin:0 2px 22px; color: var(--text-soft); font-size:14.5px; max-width: 600px; }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-section{ background: var(--bg-band); }
.contact-grid{ display:grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: end; }
.form-card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: clamp(22px,3vw,34px);
  box-shadow: 0 26px 56px -32px rgba(21,32,27,0.22);
}
.contact-methods{ display:flex; flex-direction:column; gap:14px; margin-top:30px; }
.contact-method{
  display:flex; align-items:center; gap:14px;
  padding: 16px 18px; border:1px solid var(--border); border-radius: var(--radius-m);
  background: var(--surface);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.contact-method:hover{ border-color: var(--accent-deep); box-shadow: 0 14px 30px -20px rgba(21,32,27,0.2); }
.contact-method .ic{ width:38px; height:38px; border-radius:9px; background: var(--accent-tint); color: var(--accent-deep); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.contact-method .label{ font-family: var(--font-mono); font-size:11px; color: var(--muted); text-transform:uppercase; letter-spacing:.06em; }
.contact-method .value{ font-weight:500; font-size:14.5px; color: var(--text); }

.contact-form{ display:flex; flex-direction:column; gap:16px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.contact-form label{ font-family: var(--font-mono); font-size:11.5px; color: var(--muted); text-transform:uppercase; letter-spacing:.06em; margin-bottom:7px; display:block; }
.contact-form input, .contact-form textarea{
  width:100%; background: #f1f3f6; border:1px solid var(--border); border-radius: var(--radius-s);
  padding: 13px 15px; color: var(--text); font-size:14.5px; transition: border-color .2s ease;
}
.contact-form input:focus, .contact-form textarea:focus{ border-color: var(--accent-deep); outline:none; }
.contact-form textarea{ resize:vertical; min-height:110px; }
.form-note{ font-size:12.5px; color: var(--muted); margin-top:-4px; }
.form-thankyou{
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px;
  gap: 14px;
}
.form-thankyou-icon{
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--accent-tint);
  color: var(--accent-deep);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.form-thankyou h3{ font-size: 22px; margin: 0; }
.form-thankyou p{ color: var(--text-soft); font-size: 15px; margin: 0; max-width: 320px; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ background: var(--bg); color: var(--muted); border-top:1px solid var(--border-soft); padding: 40px 0; }
.footer-inner{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:18px; }
.footer-links{ display:flex; gap:22px; flex-wrap:wrap; font-family: var(--font-body); font-size:13.5px; font-weight:500; color: var(--text-soft); }
.footer-links a:hover{ color: var(--text); }
.footer-copy{ font-family: var(--font-mono); font-size:12px; }

/* ==========================================================================
   Floating WhatsApp
   ========================================================================== */
.wa-float{
  position: fixed; right: 22px; bottom: 22px; z-index: 200;
  width: 56px; height:56px; border-radius:50%;
  background: var(--wa-green); color: #fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow: 0 14px 30px -10px rgba(37,211,102,0.6);
  transition: transform .2s ease;
}
.wa-float:hover{ transform: scale(1.08); }
.wa-float::before{
  content:""; position:absolute; inset:0; border-radius:50%;
  border: 2px solid var(--wa-green); animation: pulse-ring 2.4s ease-out infinite;
}
@keyframes pulse-ring{ 0%{ transform:scale(1); opacity:.7;} 100%{ transform:scale(1.7); opacity:0; } }
@media (prefers-reduced-motion: reduce){ .wa-float::before{ animation:none; } }

/* ==========================================================================
   Works page specific
   ========================================================================== */
.works-hero{ background: var(--bg-soft); color: var(--text); padding: clamp(32px,5vw,52px) 0 56px; position:relative; overflow:hidden; }
.works-hero::before{
  content:""; position:absolute; inset: -30% -10% auto auto; width:480px; height:480px;
  background: radial-gradient(circle, rgba(47,111,230,0.14), transparent 65%); pointer-events:none;
}
.works-hero .wrap{ position:relative; }
.works-hero h1{ font-size: clamp(2.1rem,4vw,3rem); max-width: 680px; }
.works-hero p{ color: var(--text-soft); max-width:560px; margin-top:16px; font-size:16.5px; }
.works-counter{ font-family: var(--font-mono); font-size:13px; color: var(--accent-deep); margin-top:26px; }

.filter-bar{
  position: sticky; top: 72px; z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
  padding: 14px 0;
}
.filter-inner{ display:flex; gap:24px; align-items:center; flex-wrap:wrap; }
.search-box{
  display:flex; align-items:center; gap:9px;
  background: var(--surface); border:1px solid var(--border); border-radius:100px;
  padding: 9px 16px; font-family: var(--font-mono); font-size:13px; flex: 1 1 220px; max-width:280px;
}
.search-box input{ border:none; background:none; outline:none; flex:1; font-family: var(--font-mono); font-size:13px; color: var(--text); }
.search-box svg{ color: var(--muted); flex-shrink:0; }
.chip-row{ display:flex; gap:9px; flex-wrap:wrap; }
.chip{
  font-family: var(--font-mono); font-size:12px; letter-spacing:.02em;
  padding: 8px 15px; border-radius:100px; border:1px solid var(--border);
  background: var(--surface); color: var(--text-soft); transition: all .2s ease;
}
.chip:hover{ border-color: var(--accent-deep); color: var(--accent-deep); }
.chip.active{ background: var(--accent-deep); border-color: var(--accent-deep); color: #fff; }

.works-results{ padding: 32px 0 70px; }
.works-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.work-card.is-hidden{ display:none; }
.no-results{ display:none; text-align:center; padding: 60px 0; color: var(--muted); font-family: var(--font-mono); font-size:14px; }
.no-results.show{ display:block; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .about-grid{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .services-grid{ grid-template-columns: repeat(2,1fr); }
  .process-list{ grid-template-columns: repeat(2,1fr); }
  .work-grid, .works-grid{ grid-template-columns: repeat(2,1fr); }
  .filter-bar{ top:0; }
}
@media (max-width: 620px){
  .services-grid, .process-list, .work-grid, .works-grid{ grid-template-columns: 1fr; }
  .skill-bar-row{ grid-template-columns: 100px 1fr 40px; gap:10px; }
  .form-row{ grid-template-columns: 1fr; }
  .hero-stats{ gap:24px; }
  .footer-inner{ flex-direction:column; align-items:flex-start; }
}