/* =========================================================
   Balaji Computer Trading Co. — shared site theme
   Design concept: refurb-hardware inspection tags / manifest
   ========================================================= */

:root{
  --paper: #EDEAE2;
  --paper-dark: #E1DBCC;
  --ink: #1C2321;
  --ink-soft: #52584F;
  --steel: #3B5166;
  --steel-deep: #263544;
  --rust: #B8382B;
  --olive: #55642B;
  --amber: #C98A2C;
  --line: rgba(28,35,33,0.2);
  --line-strong: rgba(28,35,33,0.35);
  --radius-tag: 3px;
  --shadow: 0 2px 0 rgba(28,35,33,0.06);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter', sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  background-image: radial-gradient(circle at 1px 1px, rgba(28,35,33,0.05) 1px, transparent 0);
  background-size: 22px 22px;
  background-color:var(--paper);
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ font-family:'Space Grotesk', sans-serif; margin:0; letter-spacing:-0.01em; }
.mono{ font-family:'JetBrains Mono', monospace; }
.wrap{ max-width:1120px; margin:0 auto; padding:0 24px; }

a:focus-visible, button:focus-visible, summary:focus-visible{
  outline:2px solid var(--rust);
  outline-offset:2px;
}
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; transition-duration:0.01ms !important; }
}

/* ---------- barcode strip ---------- */
.barcode-strip{
  height:10px;
  background-repeat:repeat-x;
  background-image: repeating-linear-gradient(
    90deg,
    var(--ink) 0px, var(--ink) 2px,
    transparent 2px, transparent 4px,
    var(--ink) 4px, var(--ink) 5px,
    transparent 5px, transparent 9px,
    var(--ink) 9px, var(--ink) 12px,
    transparent 12px, transparent 15px
  );
  opacity:0.85;
}

/* ---------- header ---------- */
header{ position:sticky; top:0; z-index:50; background:var(--ink); color:var(--paper); }
.header-inner{ display:flex; align-items:center; justify-content:space-between; padding:16px 24px; max-width:1120px; margin:0 auto; }
.brand{ display:flex; align-items:center; gap:8px; font-family:'Space Grotesk', sans-serif; font-weight:700; font-size:19px; letter-spacing:-0.01em; margin-left:-8px; }
.brand .mark{ width:36px; height:36px; border-radius:50%; object-fit:cover; flex-shrink:0; background:var(--paper); }
.brand small{ display:block; font-family:'JetBrains Mono', monospace; font-weight:400; font-size:10.5px; letter-spacing:0.08em; color:var(--amber); text-transform:uppercase; margin-top:1px; }

nav.main-nav ul{ display:flex; gap:18px; flex-wrap:wrap; }
nav.main-nav a{ font-size:14px; font-weight:500; color:var(--paper); opacity:0.85; padding:6px 0; border-bottom:2px solid transparent; transition:opacity .15s, border-color .15s; white-space:nowrap; }
nav.main-nav a:hover, nav.main-nav a[aria-current="page"]{ opacity:1; border-color:var(--amber); }

/* ---------- dropdown sub-sections ---------- */
.main-nav li.has-children{ position:relative; }
.main-nav li.has-children > a::after{ content:" \25BE"; font-size:10px; opacity:0.7; }
.main-nav .submenu{ display:none; list-style:none; margin:0; padding:0; }
.main-nav li.has-children:hover > .submenu,
.main-nav li.has-children:focus-within > .submenu{ display:block; }
@media (min-width:901px){
  .main-nav .submenu{
    position:absolute; top:100%; left:0; min-width:190px;
    background:var(--ink); border:1px solid rgba(237,234,226,0.15);
    padding:8px 0; z-index:60; box-shadow:0 8px 20px rgba(0,0,0,0.25);
  }
  .main-nav .submenu li a{ display:block; padding:10px 16px; font-size:13.5px; border-bottom:none; opacity:0.85; }
  .main-nav .submenu li a:hover{ opacity:1; background:rgba(255,255,255,0.06); }
}

.menu-toggle{ display:none; }
.menu-toggle-label{ display:none; cursor:pointer; width:38px; height:38px; align-items:center; justify-content:center; border-radius:3px; flex-direction:column; gap:5px; }
.menu-toggle-label span, .menu-toggle-label::before, .menu-toggle-label::after{ content:""; display:block; width:20px; height:2px; background:var(--paper); position:relative; }

@media (max-width: 900px){
  nav.main-nav{ position:absolute; top:100%; left:0; right:0; background:var(--ink); border-top:1px solid rgba(237,234,226,0.15); max-height:0; overflow:hidden; transition:max-height .25s ease; }
  nav.main-nav ul{ flex-direction:column; gap:0; padding:8px 24px 12px; }
  nav.main-nav a{ display:block; padding:12px 0; border-bottom:1px solid rgba(237,234,226,0.1); }
  .menu-toggle-label{ display:flex; }
  .menu-toggle:checked ~ nav.main-nav{ max-height:80vh; overflow-y:auto; }
  .main-nav .submenu{ display:block; position:static; padding-left:16px; }
  .main-nav .submenu li a{ padding:10px 0; font-size:13px; opacity:0.75; }
  .main-nav li.has-children > a::after{ content:""; }
}

/* ---------- page header / hero ---------- */
.hero{ padding:56px 0 48px; border-bottom:1px solid var(--line); }
.eyebrow{ font-family:'JetBrains Mono', monospace; font-size:12px; letter-spacing:0.12em; text-transform:uppercase; color:var(--rust); font-weight:700; display:inline-flex; align-items:center; gap:8px; margin-bottom:16px; }
.eyebrow::before{ content:""; width:8px; height:8px; background:var(--rust); border-radius:50%; display:inline-block; }
.hero h1{ font-size:clamp(30px, 5vw, 48px); font-weight:700; max-width:18ch; }
.hero p.lede{ margin-top:16px; max-width:62ch; font-size:16.5px; color:var(--ink-soft); }
.hero-grid{ display:grid; grid-template-columns:1fr auto; gap:32px; align-items:start; }
@media (max-width:700px){ .hero-grid{ grid-template-columns:1fr; } .stamp{ display:none; } }

.cta-row{ display:flex; flex-wrap:wrap; gap:12px; margin-top:26px; }
.btn{ display:inline-flex; align-items:center; gap:8px; padding:13px 20px; border-radius:var(--radius-tag); font-weight:600; font-size:14.5px; border:1.5px solid var(--ink); transition:transform .12s ease, background .15s ease, color .15s ease; cursor:pointer; }
.btn:hover{ transform:translateY(-1px); }
.btn-solid{ background:var(--ink); color:var(--paper); }
.btn-solid:hover{ background:var(--rust); border-color:var(--rust); }
.btn-outline{ background:transparent; color:var(--ink); }
.btn-outline:hover{ background:var(--ink); color:var(--paper); }
.btn-whatsapp{ background:var(--olive); border-color:var(--olive); color:var(--paper); }
.btn-whatsapp:hover{ background:#465224; border-color:#465224; }

/* ---------- stamp signature element ---------- */
.stamp{ width:126px; height:126px; border-radius:50%; border:2.5px solid var(--rust); color:var(--rust); display:flex; align-items:center; justify-content:center; text-align:center; transform:rotate(-9deg); font-family:'JetBrains Mono', monospace; position:relative; flex-shrink:0; mix-blend-mode:multiply; }
.stamp::before{ content:""; position:absolute; inset:8px; border:1px solid var(--rust); border-radius:50%; }
.stamp .stamp-text{ font-size:10.5px; font-weight:700; letter-spacing:0.06em; line-height:1.5; text-transform:uppercase; }

/* ---------- section heading ---------- */
.section{ padding:60px 0; border-bottom:1px solid var(--line); }
.section-head{ margin-bottom:34px; }
.section-head .eyebrow{ margin-bottom:10px; }
.section-head h2{ font-size:clamp(22px, 3.2vw, 30px); }
.section-head p{ color:var(--ink-soft); margin-top:10px; max-width:64ch; }

/* ---------- manifest / tag cards (contact + text callouts) ---------- */
.tag-grid{ display:grid; grid-template-columns:repeat(auto-fit, minmax(240px,1fr)); gap:18px; }
.tag{ position:relative; background:var(--paper-dark); border:1px solid var(--line-strong); border-radius:var(--radius-tag); padding:22px 20px 20px 26px; box-shadow:var(--shadow); }
.tag::before{ content:""; position:absolute; left:0; top:10%; bottom:10%; width:1px; background-image: linear-gradient(var(--ink) 60%, transparent 0%); background-size: 2px 8px; background-repeat:repeat-y; opacity:0.35; }
.tag .tag-hole{ position:absolute; top:16px; left:10px; width:8px; height:8px; border-radius:50%; background:var(--paper); border:1.5px solid var(--line-strong); }
.tag-label{ font-family:'JetBrains Mono', monospace; font-size:11px; letter-spacing:0.08em; text-transform:uppercase; color:var(--steel); font-weight:700; margin-bottom:10px; display:block; }
.tag h3{ font-size:17px; margin-bottom:8px; }
.tag p, .tag address{ font-style:normal; color:var(--ink); font-size:15px; }
.tag a.tag-link{ display:inline-block; margin-top:10px; font-size:13.5px; font-weight:600; color:var(--rust); border-bottom:1px solid var(--rust); }

/* ---------- product grid (desktops/laptops/servers/printers/etc.) ---------- */
.product-grid{ display:grid; grid-template-columns:repeat(auto-fit, minmax(250px,1fr)); gap:18px; }
.product-card{ position:relative; background:var(--paper-dark); border:1px solid var(--line-strong); border-radius:var(--radius-tag); padding:20px; box-shadow:var(--shadow); display:flex; flex-direction:column; gap:12px; }
.product-card .tag-hole{ position:absolute; top:14px; left:10px; width:8px; height:8px; border-radius:50%; background:var(--paper); border:1.5px solid var(--line-strong); }
.product-icon{ width:44px; height:44px; border-radius:6px; background:var(--steel); color:var(--paper); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.product-icon svg{ width:24px; height:24px; }
.product-eyebrow{ font-family:'JetBrains Mono', monospace; font-size:10.5px; letter-spacing:0.08em; text-transform:uppercase; color:var(--steel); font-weight:700; }
.product-name{ font-family:'Space Grotesk', sans-serif; font-weight:600; font-size:16.5px; margin:2px 0 0; }
.product-spec{ font-size:13.5px; color:var(--ink-soft); flex-grow:1; }
.product-cta{ display:inline-flex; align-self:flex-start; font-size:13px; font-weight:700; color:var(--rust); border-bottom:1px solid var(--rust); margin-top:4px; }

/* ---------- shop layout / brand filter (desktops, laptops) ---------- */
.shop-layout{ display:grid; grid-template-columns:220px 1fr; gap:32px; align-items:start; }
@media (max-width:780px){ .shop-layout{ grid-template-columns:1fr; } }
.filter-panel{ position:sticky; top:96px; background:var(--paper-dark); border:1px solid var(--line-strong); border-radius:var(--radius-tag); padding:20px; box-shadow:var(--shadow); }
@media (max-width:780px){ .filter-panel{ position:static; } }
.filter-panel h3{ font-family:'JetBrains Mono', monospace; font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--steel); font-weight:700; margin-bottom:14px; }
.filter-list{ display:grid; gap:12px; }
.filter-list label{ display:flex; align-items:center; gap:10px; font-size:14.5px; cursor:pointer; }
.filter-list input[type="checkbox"]{ width:16px; height:16px; accent-color:var(--rust); cursor:pointer; flex-shrink:0; }
.filter-clear{ margin-top:16px; font-size:12.5px; font-weight:600; color:var(--rust); border:none; border-bottom:1px solid var(--rust); background:none; padding:0; cursor:pointer; font-family:inherit; }
.filter-clear:hover{ opacity:0.75; }
.filter-status{ margin-top:14px; font-size:11px; color:var(--ink-soft); }
.product-card[hidden]{ display:none; }
.filter-empty{ display:none; color:var(--ink-soft); font-size:14.5px; padding:8px 0 0; max-width:52ch; }
.filter-empty a{ color:var(--rust); font-weight:600; border-bottom:1px solid var(--rust); }

/* ---------- service blocks (services.html) ---------- */
.service-block{ display:grid; grid-template-columns:56px 1fr; gap:18px; padding:26px 0; border-bottom:1px solid var(--line); }
.service-block:last-child{ border-bottom:none; }
.service-icon{ width:56px; height:56px; border-radius:8px; background:var(--steel-deep); color:var(--paper); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.service-icon svg{ width:28px; height:28px; }
.service-block h3{ font-size:19px; margin-bottom:8px; }
.service-block p{ color:var(--ink-soft); font-size:15px; max-width:70ch; margin:0 0 8px; }

/* ---------- long-form text content (index/about) ---------- */
.prose{ max-width:74ch; }
.prose p{ margin:0 0 18px; font-size:16px; color:var(--ink-soft); }
.prose h2{ font-size:22px; color:var(--ink); margin:32px 0 14px; }
.prose h2:first-child{ margin-top:0; }
.prose strong{ color:var(--ink); }

/* ---------- map ---------- */
.map-shell{ border:1px solid var(--line-strong); border-radius:6px; overflow:hidden; box-shadow:var(--shadow); }
.map-shell iframe{ width:100%; height:380px; border:0; display:block; filter:grayscale(0.15) contrast(1.02); }
.map-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-top:20px; }

/* ---------- brand strip ---------- */
.brand-strip{ display:flex; flex-wrap:wrap; gap:12px; }
.brand-badge{ font-family:'JetBrains Mono', monospace; font-weight:700; font-size:14px; letter-spacing:0.03em; padding:12px 20px; border:1.5px solid var(--ink); border-radius:var(--radius-tag); color:var(--ink); background:var(--paper); }
.brand-badge img.brand-logo{ height:32px; width:auto; display:block; }

/* ---------- why choose us ---------- */
.why-grid{ display:grid; grid-template-columns:repeat(auto-fit, minmax(220px,1fr)); gap:18px; }
.why-item{ padding:20px; border-left:3px solid var(--amber); background:var(--paper-dark); border-radius:0 var(--radius-tag) var(--radius-tag) 0; }
.why-item h3{ font-size:15.5px; margin-bottom:6px; }
.why-item p{ font-size:14px; color:var(--ink-soft); margin:0; }

/* ---------- faq ---------- */
.faq-item{ border-bottom:1px solid var(--line); }
.faq-item summary{ cursor:pointer; list-style:none; padding:18px 0; font-weight:600; font-size:15.5px; display:flex; align-items:center; justify-content:space-between; gap:12px; }
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{ content:"+"; font-family:'JetBrains Mono', monospace; font-size:20px; color:var(--rust); transition:transform .15s ease; flex-shrink:0; }
.faq-item[open] summary::after{ content:"\2013"; }
.faq-item .faq-body{ padding:0 0 18px; color:var(--ink-soft); font-size:14.5px; max-width:65ch; }

/* ---------- form ---------- */
.site-form{ max-width:720px; display:grid; gap:16px; }
.site-form .form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:560px){ .site-form .form-row{ grid-template-columns:1fr; } }
.site-form label{ font-size:13px; font-weight:600; display:block; }
.site-form input, .site-form textarea{ width:100%; margin-top:6px; padding:11px 12px; border:1px solid var(--line-strong); border-radius:3px; background:var(--paper); font-family:inherit; font-size:14px; }
.site-form textarea{ resize:vertical; }
.site-form .required-note{ font-size:12.5px; color:var(--ink-soft); }

/* ---------- stat badges (homepage) ---------- */
.stat-grid{ display:grid; grid-template-columns:repeat(auto-fit, minmax(200px,1fr)); gap:16px; }
.stat-badge{ background:var(--steel-deep); color:var(--paper); border-radius:var(--radius-tag); padding:20px; text-align:center; }
.stat-badge .stat-label{ font-family:'JetBrains Mono', monospace; font-size:12px; letter-spacing:0.06em; text-transform:uppercase; opacity:0.85; }

/* ---------- clickable product/nav cards (homepage "our products") ---------- */
a.product-card{ text-decoration:none; }
a.product-card:hover{ border-color:var(--rust); transform:translateY(-2px); transition:transform .15s ease, border-color .15s ease; }

/* ---------- testimonials / reviews placeholder ---------- */
.testimonial-grid{ display:grid; grid-template-columns:repeat(auto-fit, minmax(240px,1fr)); gap:18px; }
.testimonial-card{ background:var(--paper-dark); border:1px solid var(--line-strong); border-radius:var(--radius-tag); padding:22px; box-shadow:var(--shadow); }
.testimonial-card .stars{ color:var(--amber); font-size:15px; letter-spacing:2px; margin-bottom:10px; }
.testimonial-card p{ font-size:14.5px; color:var(--ink-soft); font-style:italic; margin:0; }
.review-cta{ display:flex; align-items:center; gap:16px; flex-wrap:wrap; background:var(--paper-dark); border:1px solid var(--line-strong); border-radius:var(--radius-tag); padding:22px; }
.review-cta .stars{ color:var(--amber); font-size:20px; letter-spacing:3px; }

/* ---------- footer ---------- */
footer{ background:var(--ink); color:var(--paper); padding:48px 0 24px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr repeat(3, 1fr); gap:32px; padding-bottom:32px; border-bottom:1px solid rgba(237,234,226,0.15); }
@media (max-width:760px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
.footer-grid h4{ font-family:'JetBrains Mono', monospace; font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--amber); margin-bottom:14px; }
.footer-grid li{ margin-bottom:9px; font-size:14px; opacity:0.85; }
.footer-grid a:hover{ opacity:1; text-decoration:underline; }
.footer-bottom{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; padding-top:20px; font-size:13px; opacity:0.7; }

/* ---------- whatsapp float ---------- */
.float-whatsapp{ position:fixed; bottom:22px; right:22px; z-index:60; background:var(--olive); color:var(--paper); border-radius:50px; padding:14px 20px; font-weight:600; font-size:14px; display:flex; align-items:center; gap:8px; box-shadow:0 4px 14px rgba(0,0,0,0.25); border:1.5px solid #3f4a1e; }
.float-whatsapp:hover{ background:#465224; }
.float-whatsapp svg{ width:18px; height:18px; flex-shrink:0; }

.skip-link{ position:absolute; left:-9999px; top:0; background:var(--rust); color:#fff; padding:10px 16px; z-index:100; }
.skip-link:focus{ left:12px; top:12px; }