/* ==========================================================================
   TRIMURTI CEMENT PRODUCTS (TRIMURTI GROUP)
   Industrial Precast Concrete & High-Strength Engineering Theme
   ========================================================================== */

:root {
  --bg-dark: #0a0e17;
  --bg-card: #111827;
  --bg-card-hover: #172134;
  --bg-input: #1a2234;
  --border-color: #243048;
  --border-hover: #ea580c;

  --accent-orange: #ea580c;
  --accent-orange-light: #f97316;
  --accent-orange-glow: rgba(234, 88, 12, 0.35);
  --accent-amber: #f59e0b;
  --accent-yellow: #fbbf24;

  --concrete-light: #e2e8f0;
  --concrete-gray: #94a3b8;
  --concrete-dark: #334155;

  --font-heading: 'Barlow Condensed', sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --site-max-width: 1240px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--concrete-light);
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--concrete-light);
  line-height: 1.6;
  overflow-x: hidden;
  padding-bottom: 74px; /* Space for mobile dock */
}

/* Concrete aggregate subtle background pattern */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: 
    radial-gradient(rgba(234, 88, 12, 0.04) 1px, transparent 1px),
    radial-gradient(rgba(148, 163, 184, 0.03) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: 0 0, 16px 16px;
  pointer-events: none;
  z-index: -1;
}

/* Typography Helpers */
h1, h2, h3, h4, .company-name, .section-title, .f-name {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 800;
  color: #ffffff;
}

.text-orange { color: var(--accent-orange-light) !important; }
.text-center { text-align: center; }

.highlight-orange {
  color: var(--accent-orange-light);
  text-shadow: 0 0 20px var(--accent-orange-glow);
}

/* Layout Containers */
.site-container {
  max-width: var(--site-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section-padding {
  padding: 96px 0;
}

.bg-darker {
  background-color: #060910;
  position: relative;
}

/* Top Industrial Logistics Bar */
.top-logistics-bar {
  background: #0d131f;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.8125rem;
  padding: 8px 0;
}

.log-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.log-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.log-badge {
  background: rgba(234, 88, 12, 0.18);
  border: 1px solid rgba(234, 88, 12, 0.4);
  color: #fdba74;
  padding: 3px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.725rem;
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.log-text {
  color: var(--concrete-gray);
}

.log-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.cert-item {
  color: #cbd5e1;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.log-phone, .log-wa {
  color: #ffffff;
  text-decoration: none;
  font-family: var(--font-mono);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition-fast);
}

.log-phone:hover {
  color: var(--accent-orange-light);
}

.log-wa {
  color: #4ade80;
}

/* Site Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 23, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-symbol {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent-orange), #c2410c);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.4rem;
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.4);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.company-name {
  font-size: 1.35rem;
  line-height: 1.1;
  letter-spacing: 0.05em;
}

.company-sub {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  color: var(--accent-orange-light);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.company-tagline {
  font-size: 0.65rem;
  color: var(--concrete-gray);
  letter-spacing: 0.05em;
}

.desktop-nav .nav-menu {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 22px;
}

.desktop-nav .nav-link {
  color: var(--concrete-gray);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.desktop-nav .nav-link:hover {
  color: #ffffff;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 0.875rem;
  font-weight: 700;
  font-family: var(--font-body);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.btn-orange {
  background: linear-gradient(135deg, var(--accent-orange), #c2410c);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.35);
}

.btn-orange:hover {
  background: linear-gradient(135deg, #f97316, var(--accent-orange));
  box-shadow: 0 6px 20px rgba(234, 88, 12, 0.5);
  transform: translateY(-1px);
}

.btn-orange-outline {
  background: transparent;
  border-color: rgba(234, 88, 12, 0.5);
  color: #fdba74;
}

.btn-orange-outline:hover {
  background: rgba(234, 88, 12, 0.15);
  border-color: var(--accent-orange-light);
  color: #ffffff;
}

.btn-outline-white {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
}

.btn-lg {
  padding: 14px 24px;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.75rem;
}

.btn-block {
  width: 100%;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
}

.mobile-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: #ffffff;
}

/* Mobile Drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 310px;
  background: #111827;
  border-left: 1px solid var(--border-color);
  padding: 24px;
  flex-direction: column;
  gap: 20px;
  z-index: 1000;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.mobile-drawer.active {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
}

.d-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: #ffffff;
}

.d-close {
  background: transparent;
  border: none;
  color: var(--concrete-gray);
  font-size: 1.8rem;
  cursor: pointer;
}

.drawer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.drawer-links a {
  color: #ffffff;
  text-decoration: none;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
}

.drawer-actions {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Section Header */
.section-header {
  margin-bottom: 48px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent-orange-light);
  background: rgba(234, 88, 12, 0.12);
  border: 1px solid rgba(234, 88, 12, 0.3);
  padding: 4px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.orange-badge {
  color: #fb923c;
  background: rgba(251, 146, 60, 0.12);
  border-color: rgba(251, 146, 60, 0.35);
}

.section-title {
  font-size: 2.3rem;
  line-height: 1.2;
  margin-bottom: 14px;
  letter-spacing: 0.03em;
}

.section-sub {
  color: var(--concrete-gray);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  font-size: 1.05rem;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 96px 0 84px 0;
  background: radial-gradient(circle at 50% 20%, rgba(234, 88, 12, 0.15), transparent 70%);
  border-bottom: 1px solid var(--border-color);
}

.hero-content {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}

.hazard-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #151d2f;
  border: 1px solid rgba(234, 88, 12, 0.4);
  padding: 6px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.775rem;
  letter-spacing: 0.08em;
  font-family: var(--font-mono);
  font-weight: 700;
  color: #fdba74;
  margin-bottom: 24px;
}

.hazard-stripe {
  display: inline-block;
  width: 16px;
  height: 8px;
  background: repeating-linear-gradient(
    45deg,
    var(--accent-orange),
    var(--accent-orange) 4px,
    #000 4px,
    #000 8px
  );
}

.hero-title {
  font-size: 3.3rem;
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: 0.03em;
}

.hero-subtext {
  font-size: 1.15rem;
  color: #cbd5e1;
  line-height: 1.7;
  max-width: 820px;
  margin: 0 auto 40px auto;
}

.hero-metrics-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.metric-block {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 20px 14px;
  border-radius: var(--radius-md);
  text-align: center;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.metric-block:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
}

.metric-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.3rem;
  font-weight: 900;
  color: #ffffff;
  line-height: 1;
}

.metric-unit {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-orange-light);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.metric-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--concrete-gray);
  font-weight: 600;
}

.hero-actions-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.factory-hotline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(17, 24, 39, 0.85);
  border: 1px solid var(--border-color);
  padding: 8px 18px;
  border-radius: var(--radius-md);
  text-decoration: none;
  text-align: left;
  transition: border-color var(--transition-fast);
}

.factory-hotline:hover {
  border-color: var(--accent-orange);
}

.fh-title {
  display: block;
  font-size: 0.6875rem;
  color: var(--concrete-gray);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.fh-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.875rem;
  color: #ffffff;
}

/* Live Ticker */
.ticker-section {
  background: #0d121c;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 0;
  overflow: hidden;
  white-space: nowrap;
}

.ticker-wrap {
  display: flex;
  align-items: center;
}

.ticker-title {
  background: #172134;
  padding: 6px 18px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  border-right: 1px solid var(--border-color);
}

.ticker-scroll {
  display: inline-flex;
  gap: 32px;
  padding-left: 20px;
  animation: marquee 35s linear infinite;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--concrete-gray);
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Product Tabs */
.product-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.p-tab {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--concrete-gray);
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.p-tab:hover, .p-tab.active {
  background: var(--accent-orange);
  border-color: var(--accent-orange);
  color: #ffffff;
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.p-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
}

.p-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.featured-product {
  border-color: rgba(234, 88, 12, 0.6);
  background: linear-gradient(180deg, #182236 0%, #111827 100%);
}

.p-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.p-grade-tag {
  background: rgba(234, 88, 12, 0.15);
  border: 1px solid rgba(234, 88, 12, 0.35);
  color: #fdba74;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.p-featured {
  background: rgba(245, 158, 11, 0.2);
  border-color: #f59e0b;
  color: #fbbf24;
}

.p-norm {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--concrete-gray);
}

.p-icon-box {
  width: 52px;
  height: 52px;
  background: rgba(234, 88, 12, 0.1);
  border: 1px solid rgba(234, 88, 12, 0.25);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-orange-light);
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.p-title {
  font-size: 1.45rem;
  line-height: 1.25;
  margin-bottom: 10px;
  min-height: 48px;
}

.p-desc {
  font-size: 0.8875rem;
  color: var(--concrete-gray);
  line-height: 1.55;
  margin-bottom: 20px;
}

.p-specs {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 14px 0;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.825rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
}

.s-k {
  color: var(--concrete-gray);
}

.s-v {
  font-family: var(--font-mono);
  color: #ffffff;
  font-weight: 600;
}

.p-card-footer {
  margin-top: auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

/* Calculator Section */
.calc-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

.calc-form-pane {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.calc-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 8px;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calc-live-val {
  font-family: var(--font-mono);
  color: var(--accent-orange-light);
  font-weight: 700;
  font-size: 1.05rem;
}

.calc-input {
  width: 100%;
  padding: 12px 14px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: #ffffff;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.calc-input:focus {
  border-color: var(--accent-orange);
}

.orange-range {
  width: 100%;
  accent-color: var(--accent-orange-light);
  height: 6px;
  background: #243048;
  border-radius: 4px;
  cursor: pointer;
}

.calc-output-pane {
  background: #0c101a;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.output-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 12px;
  margin-bottom: 20px;
}

.out-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #cbd5e1;
}

.out-status {
  font-size: 0.6875rem;
  font-family: var(--font-mono);
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 700;
}

.metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.m-card {
  background: #141b2b;
  border: 1px solid var(--border-color);
  padding: 14px;
  border-radius: var(--radius-sm);
}

.m-card.highlight-metric {
  border-color: rgba(234, 88, 12, 0.4);
  background: #1a2236;
}

.m-lbl {
  display: block;
  font-size: 0.75rem;
  color: var(--concrete-gray);
  margin-bottom: 4px;
}

.m-val {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 700;
  color: #ffffff;
}

.m-sub {
  display: block;
  font-size: 0.6875rem;
  color: #64748b;
}

.dispatch-eta-box {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(234, 88, 12, 0.08);
  border: 1px dashed rgba(234, 88, 12, 0.35);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  margin-bottom: 24px;
}

.dispatch-eta-box strong {
  display: block;
  color: #ffffff;
}

.dispatch-eta-box span {
  color: #cbd5e1;
}

.calc-cta-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Vault Section */
.vault-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cert-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-fast);
}

.cert-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.c-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-orange-light);
  margin-bottom: 12px;
}

.cert-card h4 {
  font-size: 1.35rem;
  margin-bottom: 10px;
  line-height: 1.3;
}

.cert-card p {
  font-size: 0.875rem;
  color: var(--concrete-gray);
  line-height: 1.55;
  margin-bottom: 20px;
}

.c-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 14px;
  font-size: 0.775rem;
}

.btn-cert {
  background: transparent;
  border: 1px solid var(--border-color);
  color: #ffffff;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.btn-cert:hover {
  background: var(--accent-orange);
  border-color: var(--accent-orange);
}

/* Plant Infrastructure */
.plant-wrap {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.plant-title {
  font-size: 2.3rem;
  margin: 12px 0;
}

.plant-text {
  font-size: 1.05rem;
  color: var(--concrete-gray);
  margin-bottom: 28px;
}

.plant-feature-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.pf-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.pf-item i {
  font-size: 1.35rem;
  margin-top: 3px;
}

.pf-item strong {
  display: block;
  color: #ffffff;
  font-size: 0.95rem;
}

.pf-item span {
  font-size: 0.875rem;
  color: var(--concrete-gray);
}

.plant-box {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.plant-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
}

.ps-val {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--accent-orange-light);
  line-height: 1;
  margin-bottom: 4px;
}

.ps-lbl {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 4px;
}

.ps-desc {
  font-size: 0.8125rem;
  color: var(--concrete-gray);
}

/* Projects Showcase */
.projects-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.proj-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: all var(--transition-fast);
}

.proj-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.p-tag {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  font-weight: 700;
  color: var(--accent-orange-light);
  margin-bottom: 8px;
}

.proj-card h4 {
  font-size: 1.3rem;
  margin-bottom: 10px;
  line-height: 1.3;
}

.proj-card p {
  font-size: 0.875rem;
  color: var(--concrete-gray);
  line-height: 1.55;
  margin-bottom: 16px;
}

.proj-stats {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
  font-size: 0.7875rem;
  color: #cbd5e1;
}

/* Contact & RFQ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px;
}

.c-title {
  font-size: 2.1rem;
  margin: 12px 0;
}

.c-sub {
  color: var(--concrete-gray);
  font-size: 1rem;
  margin-bottom: 28px;
}

.c-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.c-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.c-item i {
  font-size: 1.3rem;
  margin-top: 3px;
}

.c-item strong {
  display: block;
  color: #ffffff;
  font-size: 0.9rem;
}

.c-item span, .c-item .c-link {
  font-size: 0.9rem;
  color: var(--concrete-gray);
  text-decoration: none;
}

.c-item .c-link:hover {
  color: var(--accent-orange-light);
}

.order-form-box {
  background: #0b101a;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 32px;
}

.order-form-box h3 {
  font-size: 1.45rem;
  margin-bottom: 6px;
}

.order-form-box p {
  font-size: 0.85rem;
  color: var(--concrete-gray);
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

input[type="text"], input[type="tel"], select, textarea {
  width: 100%;
  padding: 12px 14px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: #ffffff;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition-fast);
  font-family: inherit;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent-orange);
}

textarea {
  resize: vertical;
  margin-bottom: 16px;
}

/* Footer */
.site-footer {
  background: #05080e;
  border-top: 1px solid var(--border-color);
  padding: 56px 0 24px 0;
  font-size: 0.875rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 32px;
  margin-bottom: 40px;
}

.f-name {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 4px;
}

.f-parent {
  display: block;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--accent-orange-light);
  margin-bottom: 12px;
}

.f-about {
  color: var(--concrete-gray);
  font-size: 0.85rem;
  line-height: 1.6;
}

.footer-top h4 {
  font-size: 1.1rem;
  margin-bottom: 16px;
  color: #ffffff;
}

.footer-top ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-top ul a, .footer-top ul span {
  color: var(--concrete-gray);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color var(--transition-fast);
}

.footer-top ul a:hover {
  color: #ffffff;
}

.f-contact-col p {
  color: var(--concrete-gray);
  font-size: 0.85rem;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 20px;
  text-align: center;
  font-size: 0.775rem;
  color: #64748b;
}

/* Floating Dock */
.floating-dock {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  background: rgba(17, 24, 39, 0.95);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(234, 88, 12, 0.45);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.7);
  border-radius: 999px;
  padding: 6px 12px;
}

.dock-inner {
  display: flex;
  align-items: center;
  gap: 8px;
}

.dock-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: 999px;
  text-decoration: none;
  color: #ffffff;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
}

.dock-phone {
  background: rgba(234, 88, 12, 0.2);
  color: #fdba74;
}

.dock-wa {
  background: rgba(34, 197, 94, 0.2);
  color: #4ade80;
}

.dock-sample {
  background: var(--accent-orange);
  color: #ffffff;
}

.dock-btn:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.modal-backdrop.active {
  display: flex;
}

.modal-box {
  background: #111827;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.85);
}

.modal-head {
  padding: 20px 24px;
  background: #0b101a;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-head h3 {
  font-size: 1.3rem;
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--concrete-gray);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-body {
  padding: 24px;
}

.modal-sub {
  font-size: 0.85rem;
  color: var(--concrete-gray);
  margin-bottom: 18px;
}

/* Toast */
.toast-tray {
  position: fixed;
  bottom: 84px;
  right: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: #111827;
  border: 1px solid var(--accent-orange);
  color: #ffffff;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-metrics-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  .products-grid, .vault-grid, .projects-showcase {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-container, .plant-wrap, .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .mobile-drawer {
    display: flex;
  }
  .hero-title {
    font-size: 2.3rem;
  }
  .products-grid, .vault-grid, .projects-showcase {
    grid-template-columns: 1fr;
  }
  .hero-metrics-bar {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .log-right {
    display: none;
  }
  .calc-container, .contact-grid {
    padding: 24px;
  }
  .floating-dock {
    width: 94%;
    justify-content: space-around;
  }
  .dock-btn span {
    display: none;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
}