/* ==========================================================================
   Daniyal Yasir Store — Design tokens
   Theme: circuit-board substrate + copper solder accent
   ========================================================================== */

:root{
  /* Color */
  --bg:            #0E1720;
  --surface:       #16212C;
  --surface-2:     #1C2A37;
  --line:          #2A3B49;
  --text:          #E9EEF2;
  --text-muted:    #8FA1AF;
  --copper:        #FFA94D;
  --copper-dim:    #B97A3B;
  --trace:         #4FD1C5;
  --danger:        #FF6B6B;

  /* Type */
  --font-display: "Space Grotesk", "Barlow Condensed", sans-serif;
  --font-body:    "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  /* Layout */
  --max: 1180px;
  --pad: clamp(20px, 5vw, 64px);
  --radius: 4px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--font-display); font-weight:700; line-height:1.08; margin:0; letter-spacing:-0.01em; }
p{ margin:0; }
button{ font-family:inherit; cursor:pointer; }

::selection{ background:var(--copper); color:#0E1720; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

:focus-visible{ outline:2px solid var(--copper); outline-offset:3px; }

.wrap{ max-width:var(--max); margin:0 auto; padding-left:var(--pad); padding-right:var(--pad); }
.mono{ font-family:var(--font-mono); }

/* ---- eyebrow / label ---- */
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-mono); font-size:12px; letter-spacing:0.14em; text-transform:uppercase;
  color:var(--copper); margin-bottom:14px;
}
.eyebrow::before{
  content:""; width:16px; height:1px; background:var(--copper);
}

/* ---- trace divider (signature element) ---- */
.trace-divider{
  width:100%; height:28px; overflow:hidden; margin:0; opacity:0.55;
}
.trace-divider svg{ width:100%; height:100%; display:block; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(14,23,32,0.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:var(--max); margin:0 auto; padding:0 var(--pad);
  display:flex; align-items:center; justify-content:space-between;
  height:76px;
}
.brand{ display:flex; align-items:center; gap:10px; font-family:var(--font-display); font-weight:700; font-size:18px; }
.brand-mark{
  width:34px; height:34px; border-radius:8px;
  background:var(--surface-2); border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  color:var(--copper);
}
.brand-sub{ display:block; font-family:var(--font-mono); font-size:10px; letter-spacing:0.1em; color:var(--text-muted); text-transform:uppercase; font-weight:400; }

.nav-desktop{ display:none; }
.nav-desktop ul{ display:flex; gap:2px; align-items:center; }
.nav-desktop a{
  padding:10px 16px; font-size:14px; font-weight:500; color:var(--text-muted);
  border-radius:999px; transition:color .15s ease, background .15s ease;
}
.nav-desktop a:hover{ color:var(--text); background:var(--surface); }
.nav-desktop a.active{ color:var(--bg); background:var(--copper); }

.header-cta{ display:none; }

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 22px; border-radius:999px; font-size:14px; font-weight:600;
  border:1px solid transparent; white-space:nowrap;
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:active{ transform:scale(0.97); }
.btn-copper{ background:var(--copper); color:#1A1206; }
.btn-copper:hover{ background:#FFBB70; }
.btn-ghost{ border-color:var(--line); color:var(--text); }
.btn-ghost:hover{ border-color:var(--copper); color:var(--copper); }
.btn-block{ width:100%; }

.menu-toggle{
  display:flex; width:40px; height:40px; align-items:center; justify-content:center;
  background:none; border:1px solid var(--line); border-radius:8px; color:var(--text);
}
.mobile-nav{
  display:none; flex-direction:column; gap:2px;
  border-top:1px solid var(--line); background:var(--surface);
  padding:10px var(--pad) 18px;
}
.mobile-nav.open{ display:flex; }
.mobile-nav a{ padding:12px 4px; font-size:15px; font-weight:500; border-bottom:1px solid var(--line); }
.mobile-nav a:last-of-type{ border-bottom:none; }
.mobile-nav .btn{ margin-top:12px; }

@media (min-width:900px){
  .nav-desktop{ display:block; }
  .header-cta{ display:inline-flex; }
  .menu-toggle{ display:none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position:relative;
  padding:72px 0 56px;
  background:
    radial-gradient(700px 420px at 85% -10%, rgba(255,169,77,0.14), transparent 60%),
    var(--bg);
  overflow:hidden;
}
.hero-grid{ display:grid; gap:44px; align-items:center; }
.hero h1{ font-size:clamp(2.2rem, 5.4vw, 3.6rem); margin:14px 0 18px; }
.hero h1 em{ font-style:normal; color:var(--copper); }
.hero-sub{ color:var(--text-muted); font-size:17px; max-width:46ch; margin-bottom:28px; }
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-bottom:40px; }

.stat-row{ display:grid; grid-template-columns:repeat(2,1fr); gap:18px; max-width:420px; }
.stat b{ display:block; font-family:var(--font-display); font-size:1.7rem; color:var(--copper); }
.stat span{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.06em; text-transform:uppercase; color:var(--text-muted); }

.hero-art{ position:relative; }
.page-hero{ padding:56px 0 44px; border-bottom:1px solid var(--line); }
.page-hero h1{ font-size:clamp(1.9rem, 4.4vw, 2.9rem); }
.page-hero .hero-sub{ margin-top:14px; margin-bottom:0; }

@media (min-width:960px){
  .hero-grid{ grid-template-columns:1.05fr 0.95fr; }
}

/* ==========================================================================
   Section shell
   ========================================================================== */
.section{ padding:76px 0; }
.section-alt{ background:var(--surface); }
.section-head{ max-width:640px; margin-bottom:44px; }
.section-head h2{ font-size:clamp(1.7rem, 3.6vw, 2.4rem); margin-bottom:12px; }
.section-head p{ color:var(--text-muted); font-size:16px; }

/* ==========================================================================
   Cards
   ========================================================================== */
.grid{ display:grid; gap:20px; }
.g-2{ grid-template-columns:1fr; }
.g-3{ grid-template-columns:1fr; }
.g-4{ grid-template-columns:1fr; }
@media (min-width:640px){ .g-2{ grid-template-columns:1fr 1fr; } .g-4{ grid-template-columns:1fr 1fr; } }
@media (min-width:900px){ .g-3{ grid-template-columns:repeat(3,1fr); } .g-4{ grid-template-columns:repeat(4,1fr); } }

.card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px 24px; position:relative;
}
.card-index{ font-family:var(--font-mono); font-size:12px; color:var(--copper-dim); margin-bottom:16px; }
.card h3{ font-size:19px; margin-bottom:10px; }
.card p{ color:var(--text-muted); font-size:14.5px; }
.icon-box{
  width:44px; height:44px; border-radius:10px; background:var(--surface-2); border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center; color:var(--copper); margin-bottom:18px;
}

/* about split */
.about-grid{ display:grid; gap:40px; }
.about-panel{
  background:var(--surface-2); border:1px solid var(--line); border-radius:8px; padding:32px;
  position:relative; overflow:hidden;
}
.checklist li{ display:flex; gap:12px; padding:10px 0; border-top:1px solid var(--line); font-size:15px; }
.checklist li:first-child{ border-top:none; }
.checklist svg{ flex-shrink:0; color:var(--trace); margin-top:2px; }
@media (min-width:900px){ .about-grid{ grid-template-columns:0.9fr 1.1fr; align-items:center; } }

/* product spec card */
.product-card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;
  display:flex; flex-direction:column;
}
.product-media{
  aspect-ratio:4/3; background:var(--surface-2);
  display:flex; align-items:center; justify-content:center; color:var(--copper-dim);
  border-bottom:1px solid var(--line);
}
.product-body{ padding:22px; display:flex; flex-direction:column; gap:10px; flex:1; }
.product-tag{ font-family:var(--font-mono); font-size:11px; letter-spacing:0.06em; text-transform:uppercase; color:var(--copper); }
.product-body h3{ font-size:18px; }
.product-body p{ color:var(--text-muted); font-size:14px; flex:1; }
.spec-row{ display:flex; justify-content:space-between; font-family:var(--font-mono); font-size:12px; color:var(--text-muted); border-top:1px solid var(--line); padding-top:10px; margin-top:4px; }

/* value props */
.value-list{ display:grid; gap:1px; background:var(--line); border:1px solid var(--line); border-radius:8px; overflow:hidden; }
.value-item{ background:var(--bg); padding:26px 24px; display:flex; gap:18px; align-items:flex-start; }
.value-num{ font-family:var(--font-mono); color:var(--copper); font-size:13px; padding-top:3px; }
.value-item h3{ font-size:16px; margin-bottom:6px; }
.value-item p{ color:var(--text-muted); font-size:14px; }
@media (min-width:800px){ .value-list{ grid-template-columns:1fr 1fr; } }

/* CTA band */
.cta-band{
  background:linear-gradient(120deg, var(--surface-2), var(--surface));
  border:1px solid var(--line); border-radius:12px;
  padding:44px clamp(24px,5vw,56px); text-align:center;
  display:flex; flex-direction:column; align-items:center; gap:20px;
}
.cta-band h2{ font-size:clamp(1.5rem,3.4vw,2.1rem); max-width:26ch; }
.cta-band-actions{ display:flex; flex-wrap:wrap; gap:12px; justify-content:center; }

/* contact */
.contact-grid{ display:grid; gap:32px; }
.contact-form{ display:grid; gap:16px; }
.field label{ display:block; font-size:13px; font-weight:600; margin-bottom:7px; color:var(--text-muted); }
.field input, .field textarea, .field select{
  width:100%; background:var(--surface-2); border:1px solid var(--line); border-radius:8px;
  padding:12px 14px; color:var(--text); font-family:var(--font-body); font-size:14.5px;
}
.field input:focus, .field textarea:focus, .field select:focus{ border-color:var(--copper); }
.field textarea{ resize:vertical; min-height:120px; }
.form-status{ font-family:var(--font-mono); font-size:13px; color:var(--trace); min-height:18px; }
.contact-card{ background:var(--surface); border:1px solid var(--line); border-radius:8px; padding:26px; display:flex; gap:16px; align-items:flex-start; }
.contact-card + .contact-card{ margin-top:16px; }
.contact-card .icon-box{ margin-bottom:0; flex-shrink:0; }
.contact-card h3{ font-size:15px; margin-bottom:4px; }
.contact-card a, .contact-card p{ color:var(--text-muted); font-size:14.5px; }
.contact-card a:hover{ color:var(--copper); }
@media (min-width:900px){ .contact-grid{ grid-template-columns:1.1fr 0.9fr; } }

/* map-ish strip */
.map-strip{
  border:1px solid var(--line); border-radius:8px; padding:22px; background:var(--surface-2);
  font-family:var(--font-mono); font-size:12.5px; color:var(--text-muted); display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap;
}

/* breadcrumb */
.crumb{ font-family:var(--font-mono); font-size:12px; color:var(--text-muted); margin-bottom:16px; }
.crumb a:hover{ color:var(--copper); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ border-top:1px solid var(--line); background:var(--surface); padding:56px 0 26px; }
.footer-grid{ display:grid; gap:36px; margin-bottom:44px; }
.footer-brand p{ color:var(--text-muted); font-size:14px; margin-top:14px; max-width:38ch; }
.footer-col h4{ font-size:13px; letter-spacing:0.06em; text-transform:uppercase; color:var(--text-muted); margin-bottom:16px; }
.footer-col li{ margin-bottom:10px; }
.footer-col a{ font-size:14.5px; color:var(--text); }
.footer-col a:hover{ color:var(--copper); }
.footer-bottom{
  border-top:1px solid var(--line); padding-top:22px;
  display:flex; flex-direction:column; gap:10px; font-size:13px; color:var(--text-muted); font-family:var(--font-mono);
}
@media (min-width:640px){ .footer-grid{ grid-template-columns:1.4fr 1fr 1fr; } .footer-bottom{ flex-direction:row; justify-content:space-between; } }

/* whatsapp float */
.wa-float{
  position:fixed; right:20px; bottom:20px; z-index:60;
  width:54px; height:54px; border-radius:50%;
  background:var(--copper); color:#1a1206;
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,0.4);
}

.reveal{ opacity:0; transform:translateY(16px); transition:opacity .5s ease, transform .5s ease; }
.reveal.in{ opacity:1; transform:none; }