@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600&display=swap');

/* =============================================
   CSS CUSTOM PROPERTIES - DESIGN SYSTEM
   ============================================= */
:root {
  /* Colors */
  --clr-bg:         #080C10;
  --clr-surface:    #0F1419;
  --clr-card:       #151D26;
  --clr-card-hover: #1A2535;
  --clr-border:     rgba(255,255,255,0.07);
  --clr-border-md:  rgba(255,255,255,0.12);

  --clr-primary:    #F59E0B;
  --clr-primary-dk: #D97706;
  --clr-primary-lt: #FCD34D;
  --clr-green:      #10B981;
  --clr-green-dk:   #059669;
  --clr-red:        #EF4444;
  --clr-blue:       #3B82F6;

  --clr-text-1:     #F8FAFC;
  --clr-text-2:     #CBD5E1;
  --clr-text-3:     #64748B;
  --clr-text-4:     #334155;

  /* Gradients */
  --grad-hero:      linear-gradient(135deg, #080C10 0%, #0F1A2E 50%, #0A1520 100%);
  --grad-gold:      linear-gradient(135deg, #F59E0B, #D97706);
  --grad-green:     linear-gradient(135deg, #10B981, #059669);
  --grad-card:      linear-gradient(145deg, #151D26, #0F1419);
  --grad-glow-gold: radial-gradient(ellipse at center, rgba(245,158,11,0.15) 0%, transparent 70%);

  /* Shadows */
  --shadow-sm:      0 2px 8px rgba(0,0,0,0.4);
  --shadow-md:      0 8px 32px rgba(0,0,0,0.5);
  --shadow-lg:      0 20px 60px rgba(0,0,0,0.6);
  --shadow-gold:    0 0 40px rgba(245,158,11,0.2);
  --shadow-green:   0 0 40px rgba(16,185,129,0.2);

  /* Spacing (8px base) */
  --sp-1: 8px;   --sp-2: 16px;  --sp-3: 24px;
  --sp-4: 32px;  --sp-5: 40px;  --sp-6: 48px;
  --sp-8: 64px;  --sp-10: 80px; --sp-12: 96px;

  /* Radii */
  --r-sm: 6px;   --r-md: 12px;  --r-lg: 20px;  --r-xl: 32px;

  /* Transitions */
  --tr-fast:   0.15s ease;
  --tr-med:    0.3s ease;
  --tr-slow:   0.5s ease;

  /* Header height (top-bar + nav) */
  --header-h: 120px;
}

/* =============================================
   RESET & BASE
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text-1);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1,h2,h3,h4,h5,h6 { font-family: 'Montserrat', sans-serif; line-height: 1.2; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }
ul { list-style: none; }

/* =============================================
   UTILITIES
   ============================================= */
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--sp-3); }
.container-wide { max-width: 1400px; margin: 0 auto; padding: 0 var(--sp-3); }
.section-pad { padding: var(--sp-12) 0; }
.section-pad-sm { padding: var(--sp-8) 0; }
.text-center { text-align: center; }
.text-gold { color: var(--clr-primary); }
.text-green { color: var(--clr-green); }
.text-muted { color: var(--clr-text-3); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-2 { gap: var(--sp-2); }
.gap-3 { gap: var(--sp-3); }
.mt-2 { margin-top: var(--sp-2); }
.mt-3 { margin-top: var(--sp-3); }
.mb-2 { margin-bottom: var(--sp-2); }
.mb-3 { margin-bottom: var(--sp-3); }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal-right.visible { opacity: 1; transform: translateX(0); }

/* =============================================
   SECTION HEADER
   ============================================= */
.section-header { margin-bottom: var(--sp-8); }
.section-header .tag {
  display: inline-flex; align-items: center; gap: var(--sp-1);
  font-size: 12px; font-weight: 600; letter-spacing: 2px;
  text-transform: uppercase; color: var(--clr-primary);
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.2);
  padding: 6px 16px; border-radius: 100px;
  margin-bottom: var(--sp-2);
}
.section-header h2 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  color: var(--clr-text-1);
  line-height: 1.2;
  margin-bottom: var(--sp-2);
}
.section-header h2 span { color: var(--clr-primary); }
.section-header p {
  font-size: 17px; color: var(--clr-text-2); max-width: 600px;
  line-height: 1.7;
}
.section-header.text-center p { margin: 0 auto; }
.section-divider {
  width: 60px; height: 4px;
  background: var(--grad-gold);
  border-radius: 2px; margin-top: var(--sp-3);
}
.section-header.text-center .section-divider { margin: var(--sp-3) auto 0; }

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px; border-radius: var(--r-md);
  font-size: 15px; font-weight: 600;
  font-family: 'Montserrat', sans-serif;
  transition: all var(--tr-med);
  position: relative; overflow: hidden;
}
.btn::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0; transition: opacity var(--tr-fast);
}
.btn:hover::before { opacity: 1; }
.btn-primary {
  background: var(--grad-gold);
  color: #000;
  box-shadow: 0 4px 24px rgba(245,158,11,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(245,158,11,0.5); }
.btn-outline {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.2);
  color: var(--clr-text-1);
}
.btn-outline:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.btn-green {
  background: var(--grad-green);
  color: #fff;
  box-shadow: 0 4px 24px rgba(16,185,129,0.3);
}
.btn-green:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(16,185,129,0.5); }
.btn-sm { padding: 10px 24px; font-size: 14px; }
.btn-lg { padding: 18px 42px; font-size: 16px; }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* =============================================
   BADGE
   ============================================= */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600;
  padding: 4px 12px; border-radius: 100px;
}
.badge-green { background: rgba(16,185,129,0.15); color: var(--clr-green); border: 1px solid rgba(16,185,129,0.2); }
.badge-gold  { background: rgba(245,158,11,0.15); color: var(--clr-primary); border: 1px solid rgba(245,158,11,0.2); }
.badge-red   { background: rgba(239,68,68,0.15);  color: var(--clr-red);    border: 1px solid rgba(239,68,68,0.2); }

/* =============================================
   CARDS
   ============================================= */
.card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  transition: all var(--tr-med);
}
.card:hover {
  background: var(--clr-card-hover);
  border-color: var(--clr-border-md);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.card-glass {
  background: rgba(21,29,38,0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--r-lg);
}

/* =============================================
   NAV / HEADER
   ============================================= */
.site-header {
  position: relative; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(8,12,16,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
  transition: all var(--tr-med);
}
.site-header.scrolled {
  box-shadow: 0 4px 30px rgba(0,0,0,0.5);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; gap: var(--sp-4);
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
  font-family: 'Montserrat', sans-serif;
  flex-shrink: 0;
}
.logo-icon {
  width: 44px; height: 44px;
  background: var(--grad-gold);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; font-size: 18px; color: #000;
}
.logo-text { line-height: 1; }
.logo-text .line1 { font-size: 16px; font-weight: 800; color: var(--clr-text-1); }
.logo-text .line2 { font-size: 11px; font-weight: 500; color: var(--clr-primary); letter-spacing: 1px; text-transform: uppercase; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  font-size: 14px; font-weight: 500;
  color: var(--clr-text-2);
  padding: 8px 14px; border-radius: var(--r-sm);
  transition: all var(--tr-fast);
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--clr-primary);
  background: rgba(245,158,11,0.1);
}
.nav-cta { display: flex; align-items: center; gap: var(--sp-1); }
.nav-phone {
  display: flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600;
  color: var(--clr-text-1);
  padding: 8px 14px;
  border-radius: var(--r-sm);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--clr-border);
  transition: all var(--tr-fast);
}
.nav-phone:hover { border-color: var(--clr-primary); color: var(--clr-primary); }
.nav-phone svg { width: 16px; height: 16px; color: var(--clr-green); }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  padding: 8px; cursor: pointer;
}
.hamburger span {
  width: 24px; height: 2px;
  background: var(--clr-text-1);
  border-radius: 2px; transition: all var(--tr-med);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile nav */
.mobile-nav {
  display: none; flex-direction: column;
  background: rgba(8,12,16,0.98);
  backdrop-filter: blur(20px);
  padding: var(--sp-3) 0;
  border-top: 1px solid var(--clr-border);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 14px var(--sp-3);
  font-size: 15px; font-weight: 500;
  color: var(--clr-text-2);
  border-bottom: 1px solid var(--clr-border);
  transition: all var(--tr-fast);
}
.mobile-nav a:hover, .mobile-nav a.active { color: var(--clr-primary); padding-left: calc(var(--sp-3) + 8px); }
.mobile-nav .mobile-cta { padding: var(--sp-3); }

/* =============================================
   TOP BAR
   ============================================= */
.top-bar {
  background: var(--clr-primary);
  color: #000;
  font-size: 13px; font-weight: 600;
  text-align: center; padding: 8px var(--sp-3);
  display: flex; align-items: center; justify-content: center; gap: var(--sp-3);
}
.top-bar a { color: #000; font-weight: 700; }

/* =============================================
   PRICE TICKER
   ============================================= */
.price-ticker {
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  padding: 12px 0;
  overflow: hidden;
  position: relative;
}
.price-ticker::before, .price-ticker::after {
  content: ''; position: absolute; top: 0; width: 100px; height: 100%;
  z-index: 2; pointer-events: none;
}
.price-ticker::before { left: 0; background: linear-gradient(to right, var(--clr-bg), transparent); }
.price-ticker::after  { right: 0; background: linear-gradient(to left, var(--clr-bg), transparent); }
.ticker-label {
  position: absolute; left: var(--sp-3); top: 50%;
  transform: translateY(-50%);
  font-size: 11px; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--clr-primary);
  background: var(--clr-surface);
  padding-right: var(--sp-2); z-index: 3;
}
.ticker-track {
  display: flex; gap: var(--sp-5);
  animation: ticker-scroll 40s linear infinite;
  width: max-content;
}
.ticker-track:hover { animation-play-state: paused; }
@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.ticker-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px; white-space: nowrap;
}
.ticker-item .material { font-weight: 600; color: var(--clr-text-2); }
.ticker-item .price { font-weight: 700; color: var(--clr-text-1); }
.ticker-item .trend-up   { color: var(--clr-green); font-size: 12px; }
.ticker-item .trend-down { color: var(--clr-red);   font-size: 12px; }
.ticker-item .trend-stable { color: var(--clr-text-3); font-size: 12px; }
.ticker-sep { color: var(--clr-border-md); }

/* =============================================
   HERO
   ============================================= */
.hero {
  min-height: 90vh;
  background: var(--grad-hero);
  position: relative;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.hero-bg-img {
  position: absolute; inset: 0;
  background-image: url('https://image.pollinations.ai/prompt/dark%20industrial%20scrap%20metal%20background?width=1600&height=900&nologo=true');
  background-size: cover; background-position: center;
  opacity: 0.12;
}
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(245,158,11,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,158,11,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.4;
}
.hero-glow {
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(ellipse, rgba(245,158,11,0.08) 0%, transparent 70%);
  top: -100px; right: -100px;
  pointer-events: none;
}
.hero-glow-2 {
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(ellipse, rgba(16,185,129,0.06) 0%, transparent 70%);
  bottom: 0; left: -50px;
  pointer-events: none;
}
.hero-content {
  flex: 1;
  display: flex; align-items: center;
  padding: var(--sp-4) 0 var(--sp-8);
  position: relative; z-index: 1;
}
.hero-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--sp-8); align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: var(--clr-primary);
  border: 1px solid rgba(245,158,11,0.3);
  padding: 8px 18px; border-radius: 100px;
  margin-bottom: var(--sp-3);
  background: rgba(245,158,11,0.08);
}
.hero-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--clr-green);
  box-shadow: 0 0 8px var(--clr-green);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 4px var(--clr-green); }
  50%      { box-shadow: 0 0 12px var(--clr-green); }
}
.hero h1 {
  font-size: clamp(34px, 5vw, 62px);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--sp-3);
}
.hero h1 .highlight {
  background: var(--grad-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 18px; color: var(--clr-text-2);
  line-height: 1.7; margin-bottom: var(--sp-5);
  max-width: 520px;
}
.hero-actions { display: flex; gap: var(--sp-2); flex-wrap: wrap; margin-bottom: var(--sp-6); }
.hero-trust {
  display: flex; gap: var(--sp-4); flex-wrap: wrap;
}
.hero-trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--clr-text-3);
}
.hero-trust-item svg { width: 16px; height: 16px; color: var(--clr-green); }

/* Hero right - stats card */
.hero-right { position: relative; }
.hero-stats-card {
  background: rgba(15,20,26,0.8);
  backdrop-filter: blur(24px);
  border: 1px solid var(--clr-border-md);
  border-radius: var(--r-xl);
  padding: var(--sp-5);
  box-shadow: var(--shadow-lg), var(--shadow-gold);
}
.hero-stats-card .card-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--clr-border);
}
.hero-stats-card .card-header h3 { font-size: 16px; font-weight: 700; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
.stat-item { text-align: center; padding: var(--sp-3); background: rgba(255,255,255,0.03); border-radius: var(--r-md); border: 1px solid var(--clr-border); }
.stat-num { font-size: 30px; font-weight: 900; font-family: 'Montserrat', sans-serif; color: var(--clr-primary); line-height: 1; }
.stat-label { font-size: 12px; color: var(--clr-text-3); margin-top: 4px; }
.floating-badge {
  position: absolute;
  display: flex; align-items: center; gap: 8px;
  background: var(--clr-card);
  border: 1px solid var(--clr-border-md);
  border-radius: 100px;
  padding: 10px 18px;
  font-size: 13px; font-weight: 600;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
  animation: float 3s ease-in-out infinite;
}
.floating-badge svg { width: 16px; height: 16px; }
.floating-badge.fb-green { top: -20px; right: 20px; }
.floating-badge.fb-gold { bottom: -20px; left: 20px; }
@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}

/* =============================================
   QUICK CALCULATOR
   ============================================= */
.calculator-section {
  background: var(--clr-surface);
  padding: var(--sp-8) 0;
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}
.calc-card {
  background: var(--grad-card);
  border: 1px solid var(--clr-border-md);
  border-radius: var(--r-xl);
  padding: var(--sp-6);
  box-shadow: var(--shadow-gold);
}
.calc-grid { display: grid; grid-template-columns: 1fr 1fr auto; gap: var(--sp-3); align-items: end; }
.form-group label {
  display: block;
  font-size: 13px; font-weight: 600;
  color: var(--clr-text-3); text-transform: uppercase;
  letter-spacing: 1px; margin-bottom: 8px;
}
.form-control {
  width: 100%; padding: 14px 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--clr-border-md);
  border-radius: var(--r-md);
  color: var(--clr-text-1); font-size: 15px;
  transition: all var(--tr-fast);
  outline: none;
}
.form-control:focus {
  border-color: var(--clr-primary);
  background: rgba(245,158,11,0.05);
  box-shadow: 0 0 0 3px rgba(245,158,11,0.1);
}
.form-control option { background: var(--clr-card); color: var(--clr-text-1); }
.calc-result {
  margin-top: var(--sp-4);
  padding: var(--sp-4);
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--r-md);
  display: none;
}
.calc-result.show { display: block; }
.calc-result .result-range {
  font-size: 28px; font-weight: 900;
  font-family: 'Montserrat', sans-serif;
  color: var(--clr-primary);
}
.calc-result .result-note { font-size: 13px; color: var(--clr-text-3); margin-top: 4px; }

/* =============================================
   MATERIALS GRID
   ============================================= */
.material-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  text-align: center;
  cursor: pointer;
  transition: all var(--tr-med);
  position: relative;
  overflow: hidden;
}
.material-card::before {
  content: ''; position: absolute;
  bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--grad-gold);
  transform: scaleX(0); transition: transform var(--tr-med);
}
.material-card:hover::before { transform: scaleX(1); }
.material-card:hover {
  background: var(--clr-card-hover);
  border-color: rgba(245,158,11,0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 0 30px rgba(245,158,11,0.1);
}
.material-icon {
  width: 70px; height: 70px;
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--sp-3);
  font-size: 32px;
  transition: transform var(--tr-med);
}
.material-card:hover .material-icon { transform: scale(1.1) rotate(-3deg); }
.material-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.material-card p { font-size: 13px; color: var(--clr-text-3); line-height: 1.5; }
.material-price { margin-top: var(--sp-2); font-size: 14px; font-weight: 700; color: var(--clr-primary); }
.materials-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); }

/* =============================================
   HOW IT WORKS
   ============================================= */
.how-it-works { background: var(--clr-surface); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-4); position: relative; }
.steps-grid::before {
  content: ''; position: absolute;
  top: 40px; left: calc(12.5% + 40px); right: calc(12.5% + 40px);
  height: 2px; background: linear-gradient(to right, var(--clr-primary), var(--clr-green));
  z-index: 0;
}
.step-item { text-align: center; position: relative; z-index: 1; }
.step-num {
  width: 80px; height: 80px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto var(--sp-3);
  font-size: 28px; font-weight: 900;
  font-family: 'Montserrat', sans-serif;
  position: relative;
  transition: transform var(--tr-med);
}
.step-item:hover .step-num { transform: scale(1.1); }
.step-num-1 { background: linear-gradient(135deg, #F59E0B22, #F59E0B44); border: 2px solid #F59E0B; color: #F59E0B; }
.step-num-2 { background: linear-gradient(135deg, #10B98122, #10B98144); border: 2px solid #10B981; color: #10B981; }
.step-num-3 { background: linear-gradient(135deg, #3B82F622, #3B82F644); border: 2px solid #3B82F6; color: #3B82F6; }
.step-num-4 { background: linear-gradient(135deg, #8B5CF622, #8B5CF644); border: 2px solid #8B5CF6; color: #8B5CF6; }
.step-item h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.step-item p { font-size: 14px; color: var(--clr-text-3); line-height: 1.6; }
.step-icon { font-size: 28px; margin-bottom: var(--sp-2); }

/* =============================================
   B2B SECTION
   ============================================= */
.b2b-section {
  background: linear-gradient(135deg, #080C10 0%, #0A1A0F 100%);
  position: relative; overflow: hidden;
}
.b2b-section::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(16,185,129,0.08) 0%, transparent 60%);
}
.b2b-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-10); align-items: center; }
.b2b-content { position: relative; z-index: 1; }
.tiers-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); margin-top: var(--sp-5); }
.tier-card {
  background: rgba(15,20,26,0.8);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: var(--sp-4);
  text-align: center;
  transition: all var(--tr-med);
  position: relative; overflow: hidden;
}
.tier-card.featured {
  border-color: var(--clr-primary);
  box-shadow: 0 0 40px rgba(245,158,11,0.15);
}
.tier-card.featured::before {
  content: 'POPULAR';
  position: absolute; top: 12px; right: -28px;
  background: var(--grad-gold);
  color: #000; font-size: 10px; font-weight: 800;
  letter-spacing: 1px; padding: 4px 32px;
  transform: rotate(35deg);
}
.tier-icon { font-size: 32px; margin-bottom: var(--sp-2); }
.tier-name { font-size: 16px; font-weight: 800; font-family: 'Montserrat', sans-serif; margin-bottom: 4px; }
.tier-vol { font-size: 12px; color: var(--clr-text-3); margin-bottom: var(--sp-3); }
.tier-benefits { font-size: 13px; color: var(--clr-text-2); }
.tier-benefits li { padding: 4px 0; display: flex; align-items: center; gap: 6px; justify-content: center; }
.tier-benefits li::before { content: '✓'; color: var(--clr-green); font-weight: 700; }

/* =============================================
   STATS COUNTER SECTION
   ============================================= */
.stats-section {
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--clr-border); }
.stat-block {
  background: var(--clr-surface);
  padding: var(--sp-6) var(--sp-4);
  text-align: center;
  position: relative;
  transition: background var(--tr-med);
}
.stat-block:hover { background: var(--clr-card); }
.stat-block .big-num {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 900;
  font-family: 'Montserrat', sans-serif;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-block .stat-desc { font-size: 15px; color: var(--clr-text-2); font-weight: 500; }
.stat-block .stat-sub { font-size: 12px; color: var(--clr-text-3); margin-top: 4px; }

/* =============================================
   TESTIMONIALS
   ============================================= */
.testimonials-section { background: var(--clr-bg); }
.testimonials-slider { position: relative; overflow: hidden; }
.testimonials-track {
  display: flex; gap: var(--sp-4);
  transition: transform 0.5s ease;
}
.testimonial-card {
  flex: 0 0 calc(33.333% - var(--sp-3));
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: var(--sp-5);
  transition: all var(--tr-med);
}
.testimonial-card:hover { border-color: rgba(245,158,11,0.3); transform: translateY(-4px); }
.testimonial-stars { color: var(--clr-primary); font-size: 18px; margin-bottom: var(--sp-3); }
.testimonial-quote { font-size: 15px; color: var(--clr-text-2); line-height: 1.7; margin-bottom: var(--sp-4); }
.testimonial-author { display: flex; align-items: center; gap: var(--sp-2); }
.author-avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--grad-gold);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 18px; color: #000;
  font-family: 'Montserrat', sans-serif;
  flex-shrink: 0;
}
.author-name { font-weight: 700; font-size: 15px; }
.author-company { font-size: 12px; color: var(--clr-text-3); }
.slider-controls { display: flex; justify-content: center; gap: var(--sp-2); margin-top: var(--sp-5); }
.slider-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--clr-border-md);
  border: none; cursor: pointer;
  transition: all var(--tr-fast);
}
.slider-dot.active { width: 24px; border-radius: 4px; background: var(--clr-primary); }

/* =============================================
   CTA BANNER
   ============================================= */
.cta-banner {
  background: linear-gradient(135deg, #0F1A0D 0%, #0D1A10 100%);
  border-top: 1px solid rgba(16,185,129,0.2);
  border-bottom: 1px solid rgba(16,185,129,0.2);
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(16,185,129,0.1), transparent 60%);
}
.cta-inner {
  display: flex; align-items: center;
  justify-content: space-between;
  gap: var(--sp-6);
  position: relative; z-index: 1;
}
.cta-inner h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; }
.cta-inner p { font-size: 16px; color: var(--clr-text-2); margin-top: 8px; }
.cta-actions { display: flex; gap: var(--sp-2); flex-shrink: 0; flex-wrap: wrap; }

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background: #050709;
  border-top: 1px solid var(--clr-border);
  padding: var(--sp-12) 0 0;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: var(--sp-8); margin-bottom: var(--sp-8); }
.footer-about .footer-logo { margin-bottom: var(--sp-3); }
.footer-about p { font-size: 14px; color: var(--clr-text-3); line-height: 1.7; margin-bottom: var(--sp-3); }
.footer-socials { display: flex; gap: var(--sp-2); }
.social-btn {
  width: 40px; height: 40px; border-radius: var(--r-sm);
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--clr-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-text-3); transition: all var(--tr-fast);
}
.social-btn:hover { background: var(--clr-primary); border-color: var(--clr-primary); color: #000; }
.social-btn:hover svg { fill: #000; }
.footer-heading { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: var(--clr-primary); margin-bottom: var(--sp-3); }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { font-size: 14px; color: var(--clr-text-2); transition: color var(--tr-fast); }
.footer-links a:hover { color: var(--clr-text-1); }
.footer-contact-item { display: flex; gap: 12px; margin-bottom: var(--sp-2); align-items: flex-start; }
.footer-contact-item svg { width: 18px; height: 18px; color: var(--clr-primary); flex-shrink: 0; margin-top: 2px; }
.footer-contact-item p { font-size: 14px; color: var(--clr-text-2); line-height: 1.5; }
.footer-bottom {
  border-top: 1px solid var(--clr-border);
  padding: var(--sp-3) 0;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--clr-text-3);
  flex-wrap: wrap; gap: var(--sp-2);
}
.footer-bottom a { color: var(--clr-text-2); transition: color var(--tr-fast); }
.footer-bottom a:hover { color: var(--clr-primary); }
.footer-gst { color: var(--clr-text-3); font-size: 12px; }

/* =============================================
   FLOATING BUTTONS
   ============================================= */
.floating-buttons {
  position: fixed; bottom: var(--sp-4); right: var(--sp-4);
  display: flex; flex-direction: column; gap: 12px;
  z-index: 999;
}
.float-btn {
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  transition: all var(--tr-med);
  cursor: pointer;
  border: none;
  font-size: 24px;
}
.float-btn:hover { transform: scale(1.12); }
.float-wa { background: #25D366; color: #fff; }
.float-wa:hover { box-shadow: 0 8px 32px rgba(37,211,102,0.5); }
.float-chat { background: var(--grad-gold); color: #000; }
.float-chat:hover { box-shadow: 0 8px 32px rgba(245,158,11,0.5); }
.float-btn-tooltip {
  position: absolute; right: 70px;
  background: var(--clr-card);
  border: 1px solid var(--clr-border-md);
  color: var(--clr-text-1);
  font-size: 13px; font-weight: 600;
  padding: 6px 14px; border-radius: var(--r-sm);
  white-space: nowrap;
  opacity: 0; pointer-events: none;
  transition: opacity var(--tr-fast);
}
.float-btn-wrapper:hover .float-btn-tooltip { opacity: 1; }
.float-btn-wrapper { position: relative; display: flex; align-items: center; justify-content: flex-end; }
.pulse-ring {
  position: absolute; inset: -4px;
  border-radius: 50%;
  animation: pulse-ring 2s ease-out infinite;
  pointer-events: none;
}
.pulse-ring-wa { border: 2px solid rgba(37,211,102,0.5); }
@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* =============================================
   CHATBOT
   ============================================= */
.chatbot-backdrop { display: none; }
.chatbot-panel {
  position: fixed; bottom: 140px; right: var(--sp-4);
  width: 380px; height: 540px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border-md);
  border-radius: var(--r-xl);
  display: flex; flex-direction: column;
  box-shadow: var(--shadow-lg), var(--shadow-gold);
  z-index: 10000;
  transform: scale(0.9) translateY(20px);
  opacity: 0; pointer-events: none;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  overflow: hidden;
}
.chatbot-panel.open {
  transform: scale(1) translateY(0);
  opacity: 1; pointer-events: all;
}
.chat-header {
  background: var(--grad-gold);
  padding: var(--sp-3);
  display: flex; align-items: center; gap: var(--sp-2);
}
.chat-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(0,0,0,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
}
.chat-header-info h4 { font-size: 15px; font-weight: 700; color: #000; line-height: 1; }
.chat-header-info span { font-size: 12px; color: rgba(0,0,0,0.6); display: flex; align-items: center; gap: 4px; }
.online-dot { width: 6px; height: 6px; border-radius: 50%; background: #000; opacity: 0.5; }
.chat-close {
  margin-left: auto; width: 32px; height: 32px;
  border-radius: 50%; background: rgba(0,0,0,0.15);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; border: none; color: #000;
  transition: background var(--tr-fast); font-size: 18px;
}
.chat-close:hover { background: rgba(0,0,0,0.25); }
.chat-messages {
  flex: 1; overflow-y: auto;
  padding: var(--sp-3);
  display: flex; flex-direction: column; gap: var(--sp-2);
  scroll-behavior: smooth;
}
.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--clr-border-md); border-radius: 2px; }
.msg {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 18px;
  font-size: 14px; line-height: 1.5;
  animation: msg-in 0.2s ease;
}
@keyframes msg-in { from { opacity: 0; transform: translateY(8px); } }
.msg.bot {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-bottom-left-radius: 4px;
  align-self: flex-start;
}
.msg.user {
  background: var(--grad-gold);
  color: #000;
  border-bottom-right-radius: 4px;
  align-self: flex-end;
}
.msg-time { font-size: 11px; color: var(--clr-text-4); margin-top: 4px; }
.quick-replies {
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 0 var(--sp-3) var(--sp-2);
}
.quick-reply {
  font-size: 12px; font-weight: 500;
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.3);
  color: var(--clr-primary);
  padding: 6px 14px; border-radius: 100px;
  cursor: pointer; transition: all var(--tr-fast);
  white-space: nowrap;
}
.quick-reply:hover { background: rgba(245,158,11,0.2); }
.chat-input-area {
  padding: var(--sp-2) var(--sp-3) var(--sp-3);
  border-top: 1px solid var(--clr-border);
  display: flex; gap: 8px; align-items: flex-end;
}
.chat-input {
  flex: 1; min-height: 40px; max-height: 100px;
  background: var(--clr-card);
  border: 1px solid var(--clr-border-md);
  border-radius: var(--r-md);
  padding: 10px 14px;
  color: var(--clr-text-1); font-size: 14px;
  resize: none; outline: none;
  transition: border-color var(--tr-fast);
  font-family: 'Inter', sans-serif;
}
.chat-input:focus { border-color: var(--clr-primary); }
.chat-send {
  width: 40px; height: 40px; border-radius: var(--r-sm);
  background: var(--grad-gold); border: none;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all var(--tr-fast); flex-shrink: 0;
}
.chat-send:hover { transform: scale(1.05); }
.chat-send svg { width: 18px; height: 18px; color: #000; }
.typing-indicator { display: flex; align-items: center; gap: 4px; padding: 10px 14px; }
.typing-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--clr-text-3);
  animation: typing-bounce 1.4s ease-in-out infinite;
}
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing-bounce {
  0%,60%,100% { transform: translateY(0); }
  30% { transform: translateY(-8px); }
}

/* =============================================
   PAGE HERO (inner pages)
   ============================================= */
.page-hero {
  padding: 48px 0 48px;
  background: var(--grad-hero);
  position: relative; overflow: hidden;
  border-bottom: 1px solid var(--clr-border);
}
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(245,158,11,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,158,11,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}
.page-hero-content { position: relative; z-index: 1; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--clr-text-3); margin-bottom: var(--sp-3); }
.breadcrumb a:hover { color: var(--clr-primary); }
.breadcrumb span { color: var(--clr-text-4); }
.page-hero h1 { font-size: clamp(30px, 5vw, 52px); font-weight: 900; margin-bottom: var(--sp-2); }
.page-hero p { font-size: 18px; color: var(--clr-text-2); max-width: 600px; }

/* =============================================
   FORMS (general)
   ============================================= */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
.form-group { margin-bottom: var(--sp-3); }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--clr-text-2); margin-bottom: 8px; }
.form-group label span { color: var(--clr-red); }
.form-control::placeholder { color: var(--clr-text-4); }
textarea.form-control { min-height: 120px; resize: vertical; }
.form-hint { font-size: 12px; color: var(--clr-text-3); margin-top: 6px; }
.alert {
  padding: var(--sp-3);
  border-radius: var(--r-md);
  font-size: 14px; font-weight: 500;
  display: flex; align-items: flex-start; gap: 10px;
  margin-bottom: var(--sp-3);
}
.alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: var(--clr-green); }
.alert-error   { background: rgba(239,68,68,0.1);  border: 1px solid rgba(239,68,68,0.3);  color: var(--clr-red); }
.alert svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }

/* =============================================
   PRICES TABLE
   ============================================= */
.table-responsive { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.prices-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
}
.prices-table thead th {
  background: var(--clr-card);
  padding: 14px var(--sp-3);
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1px; color: var(--clr-text-3);
  text-align: left;
  border-bottom: 1px solid var(--clr-border);
}
.prices-table tbody td {
  padding: 16px var(--sp-3);
  font-size: 14px;
  border-bottom: 1px solid var(--clr-border);
  transition: background var(--tr-fast);
}
.prices-table tbody tr:last-child td { border-bottom: none; }
.prices-table tbody tr:hover td { background: rgba(255,255,255,0.02); }
.prices-table .price-val { font-weight: 700; font-size: 16px; color: var(--clr-primary); }
.prices-table .trend-arrow-up   { color: var(--clr-green); }
.prices-table .trend-arrow-down { color: var(--clr-red); }
.prices-table .trend-stable     { color: var(--clr-text-3); }
.category-header td {
  background: rgba(245,158,11,0.05) !important;
  font-weight: 700; font-size: 13px;
  text-transform: uppercase; letter-spacing: 1px;
  color: var(--clr-primary); padding: 10px var(--sp-3);
  border-bottom: 1px solid rgba(245,158,11,0.1) !important;
}

/* =============================================
   SERVICES PAGE
   ============================================= */
.service-detail-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: all var(--tr-med);
}
.service-detail-card:hover { border-color: rgba(245,158,11,0.3); box-shadow: var(--shadow-gold); }
.service-detail-img {
  height: 220px; overflow: hidden;
}
.service-detail-img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--tr-slow); }
.service-detail-card:hover .service-detail-img img { transform: scale(1.05); }
.service-detail-body { padding: var(--sp-4); }
.service-detail-body h3 { font-size: 20px; font-weight: 800; margin-bottom: var(--sp-2); }
.service-detail-body p { font-size: 14px; color: var(--clr-text-3); line-height: 1.7; margin-bottom: var(--sp-3); }
.service-features { display: flex; flex-direction: column; gap: 8px; }
.service-features li { font-size: 13px; color: var(--clr-text-2); display: flex; align-items: center; gap: 8px; }
.service-features li::before { content: '→'; color: var(--clr-primary); font-weight: 700; }

/* =============================================
   GALLERY
   ============================================= */
.gallery-grid {
  columns: 3; gap: var(--sp-3);
}
.gallery-item {
  break-inside: avoid;
  margin-bottom: var(--sp-3);
  border-radius: var(--r-md); overflow: hidden;
  cursor: pointer;
  position: relative;
}
.gallery-item img { width: 100%; display: block; transition: transform var(--tr-slow); }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0); color: white;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--tr-med);
  font-size: 32px;
}
.gallery-item:hover .gallery-overlay { background: rgba(245,158,11,0.4); }

/* =============================================
   BLOG
   ============================================= */
.blog-card {
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: all var(--tr-med);
}
.blog-card:hover { border-color: rgba(245,158,11,0.3); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.blog-card-img { height: 200px; overflow: hidden; }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--tr-slow); }
.blog-card:hover .blog-card-img img { transform: scale(1.05); }
.blog-card-body { padding: var(--sp-4); }
.blog-meta { display: flex; gap: var(--sp-2); font-size: 12px; color: var(--clr-text-3); margin-bottom: var(--sp-2); align-items: center; }
.blog-category { color: var(--clr-primary); font-weight: 600; }
.blog-card-body h3 { font-size: 18px; font-weight: 700; margin-bottom: var(--sp-2); line-height: 1.3; }
.blog-card-body h3 a:hover { color: var(--clr-primary); }
.blog-card-body p { font-size: 14px; color: var(--clr-text-3); line-height: 1.6; }

/* =============================================
   TRUST BADGES STRIP
   ============================================= */
.trust-strip {
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  padding: var(--sp-4) 0;
}
.trust-items { display: flex; justify-content: center; align-items: center; gap: var(--sp-6); flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; color: var(--clr-text-2); }
.trust-item .icon { font-size: 24px; }

/* =============================================
   SCROLL TO TOP
   ============================================= */
.scroll-top {
  position: fixed; bottom: var(--sp-4); left: var(--sp-4);
  width: 44px; height: 44px;
  background: var(--clr-primary-lt);
  border: none;
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 999;
  color: #000;
  opacity: 0; pointer-events: none;
  transition: all var(--tr-med);
  box-shadow: 0 4px 16px rgba(245,158,11,0.4);
}
.scroll-top.show { opacity: 1; pointer-events: all; }
.scroll-top:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245,158,11,0.5); }
.scroll-top svg { width: 18px; height: 18px; color: #000; }

/* =============================================
   ADMIN STYLES
   ============================================= */
.admin-body {
  background: #0A0D12;
  color: var(--clr-text-1);
  min-height: 100vh;
  display: flex;
  padding-top: 0;
}
.admin-sidebar-toggle { display: none; }
.admin-sidebar {
  width: 260px; flex-shrink: 0;
  background: #0F1419;
  border-right: 1px solid var(--clr-border);
  padding: var(--sp-4) 0;
  position: sticky; top: 0; height: 100vh;
  overflow-y: auto;
}
.admin-sidebar-logo { padding: 0 var(--sp-4) var(--sp-4); border-bottom: 1px solid var(--clr-border); margin-bottom: var(--sp-3); }
.admin-nav a {
  display: flex; align-items: center; gap: 12px;
  padding: 12px var(--sp-4);
  font-size: 14px; font-weight: 500;
  color: var(--clr-text-3);
  transition: all var(--tr-fast);
}
.admin-nav a svg { width: 18px; height: 18px; flex-shrink: 0; }
.admin-nav a:hover, .admin-nav a.active {
  color: var(--clr-text-1);
  background: rgba(245,158,11,0.08);
  border-right: 3px solid var(--clr-primary);
}
.admin-nav a.active { color: var(--clr-primary); }
.admin-main { flex: 1; overflow: auto; }
.admin-topbar {
  background: #0F1419;
  border-bottom: 1px solid var(--clr-border);
  padding: var(--sp-2) var(--sp-4);
  display: flex; justify-content: space-between; align-items: center;
  position: sticky; top: 0; z-index: 100;
}
.admin-content { padding: var(--sp-3); }
.admin-card {
  background: #0F1419;
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.admin-card-header {
  padding: var(--sp-3) var(--sp-4);
  border-bottom: 1px solid var(--clr-border);
  display: flex; justify-content: space-between; align-items: center;
}
.admin-card-header h3 { font-size: 16px; font-weight: 700; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table thead th {
  background: rgba(255,255,255,0.03);
  padding: 12px var(--sp-3);
  text-align: left;
  font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1px;
  color: var(--clr-text-3);
  border-bottom: 1px solid var(--clr-border);
}
.admin-table tbody td {
  padding: 14px var(--sp-3);
  font-size: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  vertical-align: middle;
}
.admin-table tbody tr:hover td { background: rgba(255,255,255,0.02); }
.stat-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); margin-bottom: var(--sp-5); }
.stat-mini-card {
  background: #0F1419;
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  padding: var(--sp-3) var(--sp-4);
}
.stat-mini-card .val { font-size: 28px; font-weight: 900; font-family: 'Montserrat', sans-serif; color: var(--clr-primary); }
.stat-mini-card .lbl { font-size: 13px; color: var(--clr-text-3); margin-top: 4px; }
.btn-action {
  padding: 6px 14px; font-size: 13px; font-weight: 600;
  border-radius: var(--r-sm); border: 1px solid var(--clr-border);
  color: var(--clr-text-2); background: transparent;
  cursor: pointer; transition: all var(--tr-fast);
}
.btn-action:hover { background: rgba(255,255,255,0.05); color: var(--clr-text-1); }
.btn-action.danger:hover { background: rgba(239,68,68,0.1); border-color: var(--clr-red); color: var(--clr-red); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-right { display: none; }
  .materials-grid { grid-template-columns: repeat(3, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .b2b-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .tiers-grid { grid-template-columns: 1fr; }
  .testimonial-card { flex: 0 0 calc(50% - var(--sp-2)); }
  .admin-sidebar { display: none; }
}

@media (max-width: 768px) {
  .nav-links, .nav-phone { display: none; }
  .hamburger { display: flex; }
  .materials-grid { grid-template-columns: repeat(2, 1fr); }
  .calc-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-actions { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .gallery-grid { columns: 2; }
  .steps-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .testimonial-card { flex: 0 0 100%; }
  .stat-cards { grid-template-columns: 1fr 1fr; }
  /* Chatbot bottom sheet on mobile */
  .chatbot-panel {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    width: 100%;
    height: 80vh;
    max-height: 80vh;
    border-radius: 20px 20px 0 0;
    z-index: 2000;
    transform: translateY(100%);
    opacity: 1;
    transition: transform 0.35s cubic-bezier(0.32, 0.72, 0, 1);
  }
  .chatbot-panel.open {
    transform: translateY(0);
    opacity: 1;
  }
  .chatbot-backdrop {
    display: block;
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 1999;
    opacity: 0; pointer-events: none;
    transition: opacity 0.3s ease;
  }
  .chatbot-backdrop.show { opacity: 1; pointer-events: all; }
}

@media (max-width: 480px) {
  .materials-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { columns: 1; }
  .hero h1 { font-size: 28px; }
}

/* =============================================
   RESPONSIVE GRID UTILITIES
   ============================================= */
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.form-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 48px; align-items: start; }
.blog-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }

/* =============================================
   FOOTER SEO KEYWORDS
   ============================================= */
.footer-seo-keywords {
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: var(--sp-3) 0;
  border-top: 1px solid var(--clr-border);
  margin-top: var(--sp-4);
  margin-bottom: var(--sp-3);
  align-items: center;
}
.footer-seo-label {
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px;
  color: var(--clr-text-3); margin-right: 4px;
}
.footer-seo-keywords a {
  font-size: 12px; color: var(--clr-text-3);
  border: 1px solid var(--clr-border-md);
  padding: 3px 10px; border-radius: 100px;
  transition: all var(--tr-fast);
}
.footer-seo-keywords a:hover { color: var(--clr-primary); border-color: rgba(245,158,11,0.3); }

/* =============================================
   RESPONSIVE OVERRIDES (mobile-first final pass)
   ============================================= */
@media (max-width: 768px) {
  :root { --header-h: 56px; }

  /* Header */
  .top-bar { display: none !important; }
  .nav-inner { padding: 8px 0; }
  .logo-text .line1 { font-size: 13px; }
  .logo-text .line2 { font-size: 10px; }
  .logo-icon { width: 36px; height: 36px; font-size: 13px; }
  .nav-cta .btn { padding: 7px 13px; font-size: 12px; white-space: nowrap; }

  /* Body overflow protection */
  body { overflow-x: hidden; }

  /* Grids collapse */
  .grid-3, .grid-2, .form-layout, .blog-grid { grid-template-columns: 1fr !important; gap: 20px !important; }
  .grid-4 { grid-template-columns: 1fr 1fr !important; }

  /* Section spacing */
  .section-pad { padding: 40px 0; }
  .section-pad-sm { padding: 28px 0; }

  /* Page hero */
  .page-hero { padding: 28px 0; }
  .page-hero h1 { font-size: clamp(22px, 7vw, 34px); }
  .page-hero p { font-size: 14px; }

  /* Chatbot z-index escalate above all */
  .chatbot-panel { z-index: 10000 !important; }
  .chatbot-backdrop { z-index: 9999 !important; }

  /* Floating buttons: keep clear of scroll-top */
  .floating-buttons { bottom: 72px; right: 12px; gap: 8px; z-index: 1000; }
  .float-btn { width: 48px; height: 48px; }
  .scroll-top { bottom: 16px; left: 12px; }

  /* Footer */
  .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }
  .footer-socials { flex-wrap: wrap; }

  /* Admin responsive */
  .admin-body { flex-direction: column; }
  .admin-sidebar {
    display: block;
    width: 100%; height: auto;
    position: sticky; top: 0; z-index: 200;
    overflow: visible;
    border-right: none;
    border-bottom: 1px solid var(--clr-border);
  }
  .admin-sidebar-logo {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 16px; border-bottom: none; margin-bottom: 0;
  }
  .admin-nav { display: none; flex-direction: column; padding: 4px 0 8px; }
  .admin-nav.open { display: flex; }
  .admin-nav a { padding: 10px 16px; border-right: none; }
  .admin-sidebar-toggle {
    display: flex !important; align-items: center; justify-content: center;
    width: 34px; height: 34px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--clr-border);
    border-radius: var(--r-sm);
    cursor: pointer; color: var(--clr-text-2); font-size: 18px;
  }
  .admin-topbar { position: relative; top: auto; }
  .admin-content { padding: 14px; }
  .stat-cards { grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 16px; }
  .stat-mini-card .val { font-size: 22px; }
  .admin-table thead th { padding: 10px 10px; font-size: 11px; }
  .admin-table tbody td { padding: 10px 10px; font-size: 13px; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr !important; }
  .form-row { grid-template-columns: 1fr; }
  .stat-cards { grid-template-columns: 1fr 1fr; }
}