/* ============================================================
   TriDss — design tokens
   Blueprint navy + filament orange, Poppins/IBM Plex pairing
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --ink:        #0F1B2D;   /* blueprint navy - dark bg / headings */
  --ink-soft:   #1B2E47;
  --paper:      #F5F6F3;   /* section background */
  --paper-dim:  #ECEEE9;
  --line:       #DADFE0;
  --steel:      #1B4D7A;   /* primary blue */
  --steel-dark: #123A5C;
  --filament:   #FF6A1A;   /* accent - 3D printing orange */
  --filament-dark:#E0570F;
  --ok:         #1F9D6B;
  --warn:       #C0392B;
  --white:      #FFFFFF;

  --font-display: 'Poppins', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-body:    'IBM Plex Sans', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono:    'IBM Plex Mono', 'Courier New', ui-monospace, monospace;

  --radius: 10px;
  --shadow: 0 10px 30px rgba(15,27,45,0.10);
  --shadow-lg: 0 20px 50px rgba(15,27,45,0.18);
}

*{ box-sizing:border-box; margin:0; padding:0; }

html{ scroll-behavior:smooth; }

body{
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

.container{ width:100%; max-width:1180px; margin:0 auto; padding:0 24px; }

h1,h2,h3,h4{ font-family: var(--font-display); font-weight:700; line-height:1.15; color:var(--ink); }
a{ text-decoration:none; color:inherit; }
ul{ list-style:none; }
img{ max-width:100%; display:block; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; }

/* blueprint grid backdrop, used behind hero + footer */
.blueprint-grid{
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 34px 34px;
}

/* dimension-callout tag used on price labels */
.dim-tag{
  font-family: var(--font-mono);
  font-size:.75rem;
  letter-spacing:.03em;
  position:relative;
  padding:2px 8px;
}
.dim-tag::before,.dim-tag::after{
  content:"";
  position:absolute; top:0; bottom:0; width:6px;
  border-top:1px solid currentColor; border-bottom:1px solid currentColor;
}
.dim-tag::before{ left:-6px; border-left:1px solid currentColor; }
.dim-tag::after{ right:-6px; border-right:1px solid currentColor; }

/* ---------- scroll reveal ---------- */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in{ opacity:1; transform:none; }
.reveal-stagger.in > *{ transition-delay: calc(var(--i, 0) * 80ms); }

@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
  .hero-visual img{ animation:none; }
}

/* ============================================================
   HEADER
   ============================================================ */
.header{
  position: sticky; top:0; z-index:100;
  background: rgba(15,27,45,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background .25s ease, box-shadow .25s ease, height .25s ease;
}
.header.scrolled{
  background: rgba(15,27,45,0.97);
  box-shadow: 0 8px 24px rgba(15,27,45,0.25);
}
.header .container{
  display:flex; align-items:center; justify-content:space-between;
  height:72px;
}
.logo{
  font-family: var(--font-display); font-weight:800; font-size:1.4rem;
  color:var(--white); letter-spacing:.02em;
  display:flex; align-items:center; gap:10px;
}
.logo-mark{ width:34px; height:34px; flex-shrink:0; }
.logo span{ color:var(--filament); }
nav ul{ display:flex; gap:32px; }
nav a{
  color: rgba(255,255,255,0.82); font-size:.95rem; font-weight:500;
  transition: color .2s;
}
nav a:hover{ color: var(--filament); }
.nav-cart-btn{
  display:flex; align-items:center; gap:6px;
  color:var(--white); font-weight:600; font-size:.9rem;
  border:1px solid rgba(255,255,255,0.25); border-radius:999px;
  padding:8px 16px;
}
.nav-cart-btn:hover{ border-color:var(--filament); color:var(--filament); }
.cart-count{
  background:var(--filament); color:var(--white);
  font-family:var(--font-mono); font-size:.72rem; font-weight:600;
  min-width:18px; height:18px; border-radius:50%;
  display:inline-flex; align-items:center; justify-content:center;
}
.nav-toggle{ display:none; }

/* ============================================================
   HERO
   ============================================================ */
.hero{
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-soft) 100%);
  color: var(--white);
  padding: 130px 0 110px;
  position:relative; overflow:hidden;
}
.hero::before{ /* blueprint grid layer */
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: radial-gradient(ellipse at 70% 30%, black 10%, transparent 70%);
}
.hero .glow{
  position:absolute; border-radius:50%; filter: blur(70px); pointer-events:none;
  opacity:.5; animation: float 9s ease-in-out infinite;
}
.hero .glow.g1{ width:340px; height:340px; background:var(--filament); top:-80px; right:-60px; }
.hero .glow.g2{ width:260px; height:260px; background:var(--steel); bottom:-100px; right:220px; animation-delay:-4s; }
@keyframes float{
  0%,100%{ transform: translateY(0) scale(1); }
  50%{ transform: translateY(-24px) scale(1.06); }
}
.hero-grid{ display:grid; grid-template-columns:1.15fr 0.85fr; align-items:center; gap:20px; position:relative; }
.hero-content{ position:relative; max-width:640px; }
.hero-visual{ display:flex; justify-content:center; align-items:center; position:relative; }
.hero-visual img{
  width:100%; max-width:480px; aspect-ratio:4/3; object-fit:cover;
  border-radius:var(--radius); box-shadow:var(--shadow);
  border:1px solid rgba(255,255,255,0.12);
}
.hero-eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-mono); font-size:.78rem; letter-spacing:.06em; text-transform:uppercase;
  color:var(--filament); background:rgba(255,106,26,0.12); border:1px solid rgba(255,106,26,0.3);
  padding:6px 14px; border-radius:999px; margin-bottom:22px;
}
.hero-content h1{ font-size: clamp(2.2rem, 4.4vw, 3.4rem); margin-bottom:20px; color:var(--white); }
.accent{ color:var(--filament); }
.hero-content p{ font-size:1.05rem; color:rgba(255,255,255,0.78); max-width:520px; margin-bottom:34px; }
.hero-buttons{ display:flex; gap:16px; flex-wrap:wrap; }

.btn-primary, .btn-secondary{
  display:inline-flex; align-items:center; justify-content:center;
  padding:14px 30px; border-radius:8px; font-weight:600; font-size:.95rem;
  transition: transform .15s ease, box-shadow .15s ease, filter .15s ease;
}
.btn-primary{
  background: linear-gradient(135deg, var(--filament) 0%, var(--filament-dark) 100%);
  color:var(--white); box-shadow: 0 10px 24px rgba(255,106,26,0.35);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 14px 30px rgba(255,106,26,0.5); filter:brightness(1.04); }
.btn-secondary{ border:1px solid rgba(255,255,255,0.35); color:var(--white); backdrop-filter: blur(4px); }
.btn-secondary:hover{ border-color:var(--filament); color:var(--filament); transform: translateY(-2px); }

/* TRUST BAR */
.trust-bar{
  background:var(--white); border-bottom:1px solid var(--line);
  padding:22px 0;
}
.trust-bar .container{
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:18px;
}
.trust-item{
  display:flex; align-items:center; gap:10px; font-size:.86rem; font-weight:600; color:var(--ink);
}
.trust-item .ico{
  width:34px; height:34px; border-radius:50%; background:var(--paper);
  display:flex; align-items:center; justify-content:center; font-size:1rem; flex-shrink:0;
}

/* WHY CHOOSE US */
.why-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.why-card{
  text-align:center; padding:30px 20px; border-radius:var(--radius);
  background:var(--white); border:1px solid var(--line);
  transition: transform .2s ease, box-shadow .2s ease;
}
.why-card:hover{ transform: translateY(-6px); box-shadow:var(--shadow); }
.why-icon{
  width:56px; height:56px; border-radius:16px; margin:0 auto 16px;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:1.05rem; font-weight:700; color:var(--filament);
  background: linear-gradient(135deg, rgba(255,106,26,0.15), rgba(27,77,122,0.12));
}
.why-card h3{ font-size:1rem; margin-bottom:8px; }
.why-card p{ color:#5B6472; font-size:.88rem; }
.why-grid-3col{ grid-template-columns:repeat(3,1fr); }

/* HOW IT WORKS */
.steps{
  display:grid; grid-template-columns:repeat(4,1fr); gap:0;
  position:relative;
}
.step{ text-align:center; padding:0 16px; position:relative; }
.step-num{
  width:52px; height:52px; border-radius:50%; margin:0 auto 18px;
  background:var(--ink); color:var(--white); font-family:var(--font-mono); font-weight:600;
  display:flex; align-items:center; justify-content:center; font-size:1.1rem;
  position:relative; z-index:2;
}
.step:nth-child(odd) .step-num{ background: linear-gradient(135deg, var(--filament), var(--filament-dark)); }
.steps::before{
  content:""; position:absolute; top:26px; left:12.5%; right:12.5%; height:2px;
  background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
  z-index:1;
}
.step h3{ font-size:1rem; margin-bottom:8px; }
.step p{ color:#5B6472; font-size:.86rem; }

/* FEATURED PRINTS teaser (homepage) */
.featured-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.featured-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; text-align:left; transition: transform .2s ease, box-shadow .2s ease;
}
.featured-card:hover{ transform: translateY(-6px); box-shadow:var(--shadow-lg); }
.featured-card .thumb{ aspect-ratio:1/1; background:var(--paper-dim); overflow:hidden; }
.featured-card .thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .35s ease; }
.featured-card:hover .thumb img{ transform:scale(1.08); }
.featured-card .body{ padding:14px 16px; }
.featured-card h4{ font-size:.92rem; margin-bottom:4px; }
.featured-card .price{ font-size:.92rem; }
.featured-more{ text-align:center; margin-top:36px; }

/* CTA BANNER */
.cta-banner{
  background: linear-gradient(120deg, var(--ink) 0%, var(--steel-dark) 100%);
  color:var(--white); border-radius:20px; padding:56px 40px; text-align:center;
  position:relative; overflow:hidden;
}
.cta-banner::before{
  content:""; position:absolute; width:260px; height:260px; border-radius:50%;
  background: radial-gradient(circle, rgba(255,106,26,0.35), transparent 70%);
  top:-100px; right:-60px;
}
.cta-banner h2{ color:var(--white); font-size:1.9rem; margin-bottom:14px; position:relative; }
.cta-banner p{ color:rgba(255,255,255,0.78); max-width:520px; margin:0 auto 28px; position:relative; }
.cta-banner .hero-buttons{ justify-content:center; position:relative; }

/* 3D PRINTING split-out banner */
.split-banner{
  display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap;
  background: linear-gradient(120deg, var(--ink) 0%, var(--steel-dark) 100%);
  border-radius:18px; padding:38px 44px; color:var(--white);
  position:relative; overflow:hidden; transition: transform .2s ease, box-shadow .2s ease;
}
.split-banner:hover{ transform: translateY(-4px); box-shadow:var(--shadow-lg); }
.split-banner::before{
  content:""; position:absolute; width:220px; height:220px; border-radius:50%;
  background: radial-gradient(circle, rgba(255,106,26,0.35), transparent 70%);
  top:-80px; right:-40px;
}
.split-banner-text{ position:relative; max-width:560px; }
.split-banner-tag{
  display:inline-block; font-family:var(--font-mono); font-size:.75rem; letter-spacing:.05em; text-transform:uppercase;
  color:var(--filament); background:rgba(255,106,26,0.14); border:1px solid rgba(255,106,26,0.35);
  padding:5px 12px; border-radius:999px; margin-bottom:12px;
}
.split-banner-text h3{ color:var(--white); font-size:1.5rem; margin-bottom:8px; }
.split-banner-text p{ color:rgba(255,255,255,0.78); font-size:.95rem; }
.split-banner-cta{
  position:relative; background:var(--filament); color:var(--white); font-weight:700;
  padding:14px 26px; border-radius:8px; white-space:nowrap; font-size:.92rem;
  transition: background .2s ease;
}
.split-banner:hover .split-banner-cta{ background:var(--filament-dark); }

/* light blueprint grid background, used behind the capability panel */
.blueprint-grid-light{
  position:relative;
  background-color: var(--paper);
}
.blueprint-grid-light::before{
  content:""; position:absolute; inset:0; pointer-events:none;
  background-image:
    linear-gradient(rgba(27,77,122,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27,77,122,0.06) 1px, transparent 1px);
  background-size: 34px 34px;
}
.blueprint-grid-light .container{ position:relative; }

.eyebrow-line{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-mono); font-size:.8rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--steel); margin-bottom:14px;
}
.eyebrow-line::before{ content:""; width:22px; height:2px; background:var(--steel); display:inline-block; }

.capability-panel{
  display:grid; grid-template-columns:1fr 1.1fr;
  border-radius:18px; overflow:hidden; box-shadow:var(--shadow-lg);
}
.capability-image{
  background:var(--paper-dim); display:flex; align-items:center; justify-content:center; padding:20px;
}
.capability-image img{ width:100%; max-width:130px; height:auto; object-fit:contain; }
.capability-image.photo{ padding:0; }
.capability-image.photo img{ max-width:none; width:100%; height:100%; object-fit:cover; min-height:320px; }
.capability-content{
  background: linear-gradient(135deg, var(--ink) 0%, var(--ink-soft) 100%);
  color:var(--white); padding:44px 46px; display:flex; flex-direction:column; justify-content:center;
}
.capability-content > p{ color:rgba(255,255,255,0.82); font-size:1rem; margin-bottom:24px; }
.capability-list{ list-style:none; display:flex; flex-direction:column; gap:14px; }
.capability-list li{
  position:relative; padding-left:22px; font-size:.95rem; color:rgba(255,255,255,0.9);
}
.capability-list li::before{
  content:"—"; position:absolute; left:0; color:var(--filament); font-weight:700;
}

@media (max-width: 900px){
  .capability-panel{ grid-template-columns:1fr; }
  .capability-image:not(.photo){ padding:26px; }
  .capability-image:not(.photo) img{ max-width:150px; }
  .capability-image.photo img{ min-height:220px; }
}

/* ============================================================
   SECTION shell
   ============================================================ */
.section{ padding: 90px 0; }
.section-title{ text-align:center; max-width:600px; margin:0 auto 52px; }
.section-title h2{ font-size:2rem; margin-bottom:12px; }
.section-title p{ color:#5B6472; }

/* ABOUT */
.about-content{ display:grid; grid-template-columns:1fr 1fr; gap:28px; }
.about-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:34px; box-shadow:var(--shadow);
  border-top:3px solid var(--filament);
}
.about-card h3{ margin-bottom:12px; }
.about-card p{ color:#4B5563; }

/* SERVICES */
.service-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.service-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:30px; transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
  position:relative; overflow:hidden;
}
.service-card::before{
  content:""; position:absolute; top:0; left:0; right:0; height:3px;
  background: linear-gradient(90deg, var(--filament), var(--steel));
  transform: scaleX(0); transform-origin:left; transition: transform .25s ease;
}
.service-card:hover::before{ transform: scaleX(1); }
.service-card h3{ font-size:1.1rem; margin-bottom:10px; color:var(--steel-dark); }
.service-card p{ color:#5B6472; font-size:.94rem; }
.service-card:hover{ transform: translateY(-6px); box-shadow:var(--shadow-lg); border-color:transparent; }
.service-card[onclick]{ cursor:pointer; }

/* INDUSTRIES */
.industry-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
}
.industry-grid div{
  background:var(--white); border:1px dashed var(--line); border-radius:var(--radius);
  text-align:center; padding:22px 10px; font-weight:600; color:var(--steel-dark);
  font-family:var(--font-mono); font-size:.9rem; letter-spacing:.02em;
}

/* PORTFOLIO */
.portfolio-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.portfolio-card{
  background:var(--ink); color:var(--white); border-radius:var(--radius);
  overflow:hidden; position:relative;
  transition: transform .22s ease;
}
.portfolio-card:hover{ transform: translateY(-6px); }
.portfolio-card::after{
  content:""; position:absolute; width:180px; height:180px; border-radius:50%;
  background: radial-gradient(circle, rgba(255,106,26,0.35), transparent 70%);
  top:-70px; right:-70px;
}
.portfolio-card .banner{ aspect-ratio:2/1; overflow:hidden; }
.portfolio-card .banner img{ width:100%; height:100%; object-fit:cover; transition:transform .35s ease; }
.portfolio-card:hover .banner img{ transform:scale(1.06); }
.portfolio-card .body{ padding:26px 28px; }
.portfolio-card h3{ color:var(--white); margin-bottom:10px; position:relative; }
.portfolio-card p{ color:rgba(255,255,255,0.72); font-size:.94rem; position:relative; }

/* STATS */
.stats{ background:var(--steel); color:var(--white); padding:56px 0; }
.stats-grid{ display:grid; grid-template-columns:repeat(4,1fr); text-align:center; gap:20px; }
.stats-grid h2{ color:var(--white); font-family:var(--font-mono); font-size:2rem; }
.stats-grid p{ color:rgba(255,255,255,0.78); font-size:.88rem; margin-top:6px; }

/* CONTACT */
.contact-form{
  display:grid; gap:16px; max-width:640px; margin:0 auto 40px;
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:34px; box-shadow:var(--shadow);
}
.contact-form input, .contact-form textarea{
  font-family:var(--font-body); font-size:.95rem;
  padding:13px 16px; border:1px solid var(--line); border-radius:6px;
  background:var(--paper);
}
.contact-form input:focus, .contact-form textarea:focus{
  outline:2px solid var(--filament); outline-offset:1px; background:var(--white);
}
.contact-form button{
  background:var(--filament); color:var(--white); font-weight:600;
  padding:14px; border-radius:6px; font-size:.95rem;
}
.contact-form button:hover{ background:var(--filament-dark); }
.contact-info{ text-align:center; color:#4B5563; font-size:.95rem; }
.contact-info p{ margin:4px 0; }

/* FOOTER */
footer{ background:var(--ink); color:rgba(255,255,255,0.7); padding:56px 0 0; }
footer h3{ color:var(--white); margin-bottom:6px; }
footer p{ font-size:.88rem; }
.footer-grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr; gap:32px; text-align:left; padding-bottom:40px; }
.footer-col h4{ color:var(--white); font-size:.95rem; margin-bottom:14px; }
.footer-col ul{ list-style:none; display:grid; gap:10px; }
.footer-col ul li, .footer-col ul a{ color:rgba(255,255,255,0.7); font-size:.88rem; text-decoration:none; }
.footer-col ul a:hover{ color:var(--white); }
.footer-bottom{ border-top:1px solid rgba(255,255,255,0.12); padding:20px 0; text-align:center; }
.footer-bottom p{ margin:0; font-size:.82rem; }
@media (max-width: 860px){ .footer-grid{ grid-template-columns:1fr; text-align:center; } }

/* ============================================================
   PRODUCTS PAGE
   ============================================================ */
.shop-hero{
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-soft) 100%);
  color:var(--white); padding:70px 0 50px; text-align:center;
}
.shop-hero h1{ color:var(--white); font-size:2.2rem; margin-bottom:10px; }
.shop-hero p{ color:rgba(255,255,255,0.75); }

.shop-toolbar{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  flex-wrap:wrap; margin: 34px 0 30px;
}
.category-tabs{ display:flex; gap:10px; flex-wrap:wrap; }
.category-tabs button{
  padding:9px 18px; border-radius:999px; border:1px solid var(--line);
  background:var(--white); font-size:.88rem; font-weight:600; color:#4B5563;
  transition: all .15s ease;
}
.category-tabs button.active, .category-tabs button:hover{
  background:var(--ink); color:var(--white); border-color:var(--ink);
}
.shop-search{
  padding:10px 16px; border:1px solid var(--line); border-radius:999px;
  font-family:var(--font-body); font-size:.9rem; min-width:220px; background:var(--white);
}

.product-grid{
  display:grid; grid-template-columns:repeat(auto-fill, minmax(240px,1fr)); gap:24px;
}
.product-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; display:flex; flex-direction:column;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.product-card:hover{ transform: translateY(-6px); box-shadow:var(--shadow-lg); border-color:transparent; }
.product-card .thumb{
  aspect-ratio: 1/1; background:var(--paper-dim); overflow:hidden;
  display:flex; align-items:center; justify-content:center;
}
.product-card .thumb img{ width:100%; height:100%; object-fit:cover; transition: transform .35s ease; }
.product-card:hover .thumb img{ transform: scale(1.08); }
.product-card .body{ padding:18px; display:flex; flex-direction:column; gap:8px; flex:1; }
.product-card h3{ font-size:1rem; }
.product-card p.desc{ color:#5B6472; font-size:.86rem; flex:1; }
.product-card .price-row{ display:flex; align-items:center; justify-content:space-between; margin-top:4px; }
.price{ font-family:var(--font-mono); font-weight:600; color:var(--steel-dark); font-size:1.05rem; }
.stock-tag{ font-size:.72rem; color:var(--ok); font-weight:600; }
.stock-tag.low{ color:var(--filament-dark); }
.stock-tag.out{ color:var(--warn); }
.add-to-cart-btn{
  margin-top:10px; background:var(--ink); color:var(--white); font-weight:600;
  padding:11px; border-radius:6px; font-size:.88rem; transition:background .15s;
}
.add-to-cart-btn:hover{ background:var(--filament); }
.add-to-cart-btn:disabled{ background:var(--line); color:#8A93A0; cursor:not-allowed; }

.empty-state{ text-align:center; padding:60px 20px; color:#8A93A0; grid-column:1/-1; }

/* CART DRAWER */
.cart-overlay{
  position:fixed; inset:0; background:rgba(15,27,45,0.5);
  opacity:0; pointer-events:none; transition:opacity .2s; z-index:200;
}
.cart-overlay.open{ opacity:1; pointer-events:auto; }

.cart-drawer{
  position:fixed; top:0; right:0; bottom:0; width:400px; max-width:92vw;
  background:var(--white); z-index:201; box-shadow:var(--shadow-lg);
  display:flex; flex-direction:column;
  transform: translateX(100%); transition: transform .25s ease;
}
.cart-drawer.open{ transform: translateX(0); }
.cart-header{
  display:flex; align-items:center; justify-content:space-between;
  padding:22px 24px; border-bottom:1px solid var(--line);
}
.cart-header h3{ font-size:1.1rem; }
.cart-close{ font-size:1.3rem; color:#8A93A0; }
.cart-items{ flex:1; overflow-y:auto; padding:16px 24px; display:flex; flex-direction:column; gap:16px; }
.cart-item{ display:flex; gap:12px; align-items:flex-start; }
.cart-item img{ width:64px; height:64px; object-fit:cover; border-radius:6px; border:1px solid var(--line); }
.cart-item-info{ flex:1; }
.cart-item-info h4{ font-size:.92rem; font-weight:600; }
.cart-item-info .price{ font-size:.85rem; }
.qty-control{ display:flex; align-items:center; gap:10px; margin-top:6px; }
.qty-control button{
  width:24px; height:24px; border:1px solid var(--line); border-radius:5px; font-weight:700;
  display:flex; align-items:center; justify-content:center; font-size:.85rem;
}
.qty-control span{ font-family:var(--font-mono); font-size:.9rem; min-width:16px; text-align:center; }
.remove-item{ font-size:.78rem; color:var(--warn); margin-top:6px; text-decoration:underline; }
.cart-empty{ color:#8A93A0; text-align:center; padding:40px 0; }

.cart-footer{ padding:20px 24px; border-top:1px solid var(--line); }
.cart-total-row{ display:flex; justify-content:space-between; font-weight:700; margin-bottom:16px; font-size:1.05rem; }
.cart-total-row .price{ font-size:1.15rem; }
.checkout-btn{
  width:100%; background:var(--filament); color:var(--white); font-weight:700;
  padding:15px; border-radius:6px; font-size:.98rem;
}
.checkout-btn:hover{ background:var(--filament-dark); }
.checkout-btn:disabled{ background:var(--line); color:#8A93A0; }

/* CHECKOUT / PAYMENT MODAL */
.modal-overlay{
  position:fixed; inset:0; background:rgba(15,27,45,0.6);
  display:flex; align-items:center; justify-content:center; padding:20px;
  opacity:0; pointer-events:none; transition:opacity .2s; z-index:300;
}
.modal-overlay.open{ opacity:1; pointer-events:auto; }
.modal{
  background:var(--white); border-radius:var(--radius); max-width:460px; width:100%;
  max-height:90vh; overflow-y:auto; box-shadow:var(--shadow-lg);
}
.modal-head{
  display:flex; justify-content:space-between; align-items:center;
  padding:20px 24px; border-bottom:1px solid var(--line);
}
.modal-head h3{ font-size:1.1rem; }
.modal-body{ padding:24px; display:flex; flex-direction:column; gap:14px; }
.modal-body input, .modal-body textarea{
  font-family:var(--font-body); font-size:.92rem; padding:12px 14px;
  border:1px solid var(--line); border-radius:6px; background:var(--paper);
}
.modal-body input:focus, .modal-body textarea:focus{ outline:2px solid var(--filament); background:var(--white); }
.field-label{ font-size:.8rem; font-weight:600; color:#4B5563; margin-bottom:-8px; }

.order-summary{ background:var(--paper); border-radius:8px; padding:14px 16px; font-size:.88rem; }
.order-summary-row{ display:flex; justify-content:space-between; padding:4px 0; }
.order-summary-row.total{ font-weight:700; border-top:1px solid var(--line); margin-top:6px; padding-top:10px; }

.upi-pay-box{ text-align:center; padding:10px 0 4px; }
.upi-pay-box img.qr{ width:200px; height:200px; margin:0 auto 14px; border:1px solid var(--line); border-radius:8px; }
.upi-id-display{
  font-family:var(--font-mono); background:var(--paper); border:1px dashed var(--line);
  border-radius:6px; padding:10px; font-size:.9rem; display:flex; justify-content:space-between; align-items:center; gap:10px;
}
.copy-btn{ font-size:.78rem; font-weight:600; color:var(--steel); text-decoration:underline; }
.upi-app-btn{
  display:block; width:100%; text-align:center; background:var(--ok); color:var(--white);
  font-weight:700; padding:14px; border-radius:6px; margin-top:14px; font-size:.95rem;
}
.upi-note{ font-size:.8rem; color:#8A93A0; margin-top:10px; line-height:1.5; }

.submit-order-btn{
  width:100%; background:var(--ink); color:var(--white); font-weight:700;
  padding:15px; border-radius:6px; font-size:.95rem; margin-top:4px;
}
.submit-order-btn:hover{ background:var(--filament); }
.submit-order-btn:disabled{ background:var(--line); color:#8A93A0; }

.toast{
  position:fixed; bottom:24px; left:50%; transform:translate(-50%,20px);
  background:var(--ink); color:var(--white); padding:14px 22px; border-radius:8px;
  font-size:.9rem; z-index:400; opacity:0; pointer-events:none; transition:all .25s ease;
  box-shadow:var(--shadow-lg);
}
.toast.show{ opacity:1; transform:translate(-50%,0); }

.order-success{ text-align:center; padding:10px 0; }
.order-success .check{
  width:56px; height:56px; border-radius:50%; background:var(--ok); color:var(--white);
  display:flex; align-items:center; justify-content:center; font-size:1.6rem; margin:0 auto 16px;
}
.order-success h4{ margin-bottom:8px; }
.order-success p{ color:#5B6472; font-size:.9rem; }
.order-id{ font-family:var(--font-mono); background:var(--paper); border-radius:6px; padding:8px 14px; display:inline-block; margin-top:10px; font-weight:600; }

/* ============================================================
   ADMIN PANEL
   ============================================================ */
.admin-shell{ min-height:100vh; background:var(--paper); }
.admin-topbar{
  background:var(--ink); color:var(--white); padding:18px 0;
}
.admin-topbar .container{ display:flex; justify-content:space-between; align-items:center; }
.admin-main{ max-width:960px; margin:0 auto; padding:40px 24px 100px; }
.admin-card{
  background:var(--white); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px; margin-bottom:24px; box-shadow:var(--shadow);
}
.admin-card h2{ font-size:1.1rem; margin-bottom:18px; }
.admin-login{
  max-width:380px; margin:100px auto; background:var(--white); border:1px solid var(--line);
  border-radius:var(--radius); padding:36px; box-shadow:var(--shadow);
}
.admin-login h2{ text-align:center; margin-bottom:20px; }
.admin-login input{
  width:100%; padding:13px 16px; border:1px solid var(--line); border-radius:6px;
  margin-bottom:14px; font-family:var(--font-body);
}
.admin-login button{
  width:100%; background:var(--filament); color:var(--white); font-weight:700;
  padding:13px; border-radius:6px;
}
.admin-error{ color:var(--warn); font-size:.85rem; margin-bottom:10px; }

.admin-form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.admin-form-grid .full{ grid-column:1/-1; }
.admin-form-grid label{ display:block; font-size:.82rem; font-weight:600; color:#4B5563; margin-bottom:6px; }
.admin-form-grid input, .admin-form-grid textarea, .admin-form-grid select{
  width:100%; padding:11px 14px; border:1px solid var(--line); border-radius:6px; font-family:var(--font-body);
}
.admin-image-preview{
  width:100%; aspect-ratio:1/1; background:var(--paper-dim); border-radius:8px;
  overflow:hidden; display:flex; align-items:center; justify-content:center; margin-bottom:10px;
  border:1px dashed var(--line); color:#8A93A0; font-size:.8rem;
}
.admin-image-preview img{ width:100%; height:100%; object-fit:cover; }
.admin-save-btn{
  background:var(--ink); color:var(--white); font-weight:700; padding:13px 26px; border-radius:6px;
  margin-top:16px;
}
.admin-save-btn:hover{ background:var(--filament); }

.admin-product-list{ display:flex; flex-direction:column; gap:10px; }
.admin-product-row{
  display:flex; align-items:center; gap:14px; padding:12px; border:1px solid var(--line); border-radius:8px;
}
.admin-product-row img{ width:52px; height:52px; object-fit:cover; border-radius:6px; }
.admin-product-row .info{ flex:1; }
.admin-product-row .info h4{ font-size:.92rem; }
.admin-product-row .info span{ font-size:.78rem; color:#8A93A0; }
.admin-product-row .actions{ display:flex; gap:8px; }
.admin-product-row .actions button{
  font-size:.8rem; font-weight:600; padding:7px 12px; border-radius:6px; border:1px solid var(--line);
}
.admin-product-row .actions .edit-btn:hover{ border-color:var(--steel); color:var(--steel); }
.admin-product-row .actions .delete-btn:hover{ border-color:var(--warn); color:var(--warn); }
.admin-logout{ font-size:.85rem; color:rgba(255,255,255,0.75); border:1px solid rgba(255,255,255,0.3); padding:8px 16px; border-radius:999px; }
.admin-logout:hover{ border-color:var(--filament); color:var(--filament); }
.admin-status{ font-size:.85rem; padding:10px 14px; border-radius:6px; margin-bottom:14px; display:none; }
.admin-status.ok{ display:block; background:#E7F6EE; color:var(--ok); }
.admin-status.err{ display:block; background:#FBEAE8; color:var(--warn); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px){
  .about-content, .service-grid, .portfolio-grid{ grid-template-columns:1fr 1fr; }
  .industry-grid{ grid-template-columns:repeat(2,1fr); }
  .stats-grid{ grid-template-columns:repeat(2,1fr); gap:30px; }
  .admin-form-grid{ grid-template-columns:1fr; }
  .why-grid, .featured-grid{ grid-template-columns:1fr 1fr; }
  .steps{ grid-template-columns:1fr 1fr; gap:30px 0; }
  .steps::before{ display:none; }
  .hero-grid{ grid-template-columns:1fr; }
  .hero-visual{ display:none; }
}
@media (max-width: 640px){
  nav{ display:none; }
  .nav-toggle{ display:block; color:var(--white); font-size:1.4rem; }
  .about-content, .service-grid, .portfolio-grid{ grid-template-columns:1fr; }
  .hero{ padding:90px 0 70px; text-align:center; }
  .hero-content{ margin:0 auto; }
  .hero-buttons{ justify-content:center; }
  .cart-drawer{ width:100vw; }
  .why-grid, .featured-grid, .steps{ grid-template-columns:1fr; }
  .cta-banner{ padding:44px 22px; }
  .split-banner{ flex-direction:column; align-items:flex-start; padding:28px; }
  .split-banner-cta{ width:100%; text-align:center; }
}