/* ==========================================================================
   Gas LP Quiroz Metepec - Ultra-Luxury Executive Corporate Design System
   Aesthetic: Prestige Obsidian (#040711), Deep Titanium Navy (#080e1c), 
              Brushed Satin Champagne (#c8a25c), Cyber Emerald (#10b981)
   Designed for top-tier enterprise energy infrastructure aesthetic.
   ========================================================================== */

:root {
  /* Obsidian & Titanium Canvas */
  --obsidian-950: #03060d;
  --obsidian-900: #060a14;
  --obsidian-850: #0a101f;
  --obsidian-800: #0e172a;
  --obsidian-700: #15223c;
  --obsidian-card: #090f1d;
  --obsidian-card-hover: #0f1a30;

  --primary: #060a14;
  --primary-hover: #0d1527;
  --primary-navy: #0a1122;
  
  /* Light Surfaces */
  --bg-page: #f4f6fa;
  --bg-white: #ffffff;
  --bg-subtle: #edf2f7;
  --bg-card-dark: #080d1a;
  
  /* Brushed Satin Champagne (Ultra-Luxury Metallic) */
  --accent-gold: #c8a25c;
  --accent-gold-light: #f3dfb5;
  --accent-gold-dark: #8c6a28;
  --accent-gold-muted: rgba(200, 162, 92, 0.12);
  --gold-gradient: linear-gradient(135deg, #f5e4c3 0%, #c8a25c 50%, #946f25 100%);
  --gold-gradient-glow: linear-gradient(135deg, #ffd782 0%, #c8a25c 50%, #7d5b18 100%);
  --gold-gradient-subtle: linear-gradient(135deg, rgba(245, 228, 195, 0.12) 0%, rgba(200, 162, 92, 0.03) 100%);
  --gold-glow: rgba(200, 162, 92, 0.28);
  --gold-border: rgba(200, 162, 92, 0.35);
  --gold-border-active: rgba(200, 162, 92, 0.75);

  /* Technical Precision Emerald */
  --whatsapp: #10b981;
  --whatsapp-hover: #059669;
  --whatsapp-dark: #047857;
  --whatsapp-glow: rgba(16, 185, 129, 0.28);
  --live-radar: #10b981;

  /* Executive Typography Tones */
  --text-main: #060a14;
  --text-body: #334155;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --text-white: #ffffff;
  --text-on-dark: #cbd5e1;
  --text-on-dark-muted: #8292a6;

  /* Hairline Borders & Glassmorphism */
  --border-light: rgba(15, 23, 42, 0.08);
  --border-subtle: rgba(15, 23, 42, 0.05);
  --border-dark-subtle: rgba(255, 255, 255, 0.08);
  --border-dark-hover: rgba(200, 162, 92, 0.45);
  --border-gold-subtle: rgba(200, 162, 92, 0.22);

  /* Modern Architectural Radii */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-card: 14px;
  --radius-full: 9999px;
  --max-width: 1220px;

  /* Multi-Layered Elevation Shadows */
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.03), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-sm: 0 4px 14px -2px rgba(6, 10, 20, 0.05), 0 2px 6px -1px rgba(6, 10, 20, 0.02);
  --shadow-md: 0 12px 32px -4px rgba(6, 10, 20, 0.08), 0 4px 12px -2px rgba(6, 10, 20, 0.03);
  --shadow-lg: 0 24px 56px -10px rgba(4, 7, 14, 0.14), 0 8px 24px -4px rgba(4, 7, 14, 0.06);
  --shadow-gold: 0 10px 28px -4px rgba(200, 162, 92, 0.35);
  --shadow-dark: 0 25px 60px -12px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   Global Reset & Professional Typography Setup
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  font-family: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

section[id],
div[id] {
  scroll-margin-top: 86px;
}

body {
  overflow-x: hidden;
  background-color: var(--bg-page);
  color: var(--text-body);
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  list-style: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 28px;
  width: 100%;
}

/* ==========================================================================
   Scroll Reveal Animations
   ========================================================================== */
.reveal-fade-in {
  opacity: 0;
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-fade-in.active {
  opacity: 1;
}

.reveal-fade-up {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-fade-up.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-fade-left {
  opacity: 0;
  transform: translateX(-22px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-fade-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-fade-right {
  opacity: 0;
  transform: translateX(22px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal-fade-right.active {
  opacity: 1;
  transform: translateX(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* ==========================================================================
   Top Announcement Bar (Preserved exactly with all buttons & lines)
   ========================================================================== */
.top-bar {
  background: #03060c;
  color: var(--text-white);
  font-size: 0.8rem;
  padding: 7px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  z-index: 1001;
}

.top-bar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  color: #cbd5e1;
  white-space: nowrap;
  flex-shrink: 0;
}

.top-bar-notice {
  font-size: 0.78rem;
  color: #94a3b8;
  letter-spacing: 0.01em;
}

.top-bar-notice strong {
  color: #f1f5f9;
  font-weight: 600;
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 3px 9px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #34d399;
  text-transform: uppercase;
}

.live-dot {
  width: 6px;
  height: 6px;
  background-color: var(--live-radar);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--live-radar);
}

.pulse-radar {
  animation: pulseRadar 2.4s infinite cubic-bezier(0.4, 0, 0.6, 1);
}

@keyframes pulseRadar {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.75; }
}

.live-indicator.closed {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

.live-indicator.closed .live-dot {
  background-color: #ef4444;
  box-shadow: 0 0 8px #ef4444;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.top-bar-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.top-chips-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
}

.top-phone-chip {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2px 5px 2px 6px;
  border-radius: 6px;
  gap: 6px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.top-phone-chip:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(200, 162, 92, 0.4);
}

.chip-num-tag {
  font-size: 0.66rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  background: rgba(200, 162, 92, 0.15);
  border-radius: 4px;
  padding: 1px 5px;
  line-height: 1;
}

.chip-call-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #f1f5f9;
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  transition: color 0.2s ease;
}

.chip-call-link svg {
  width: 12px;
  height: 12px;
  color: var(--accent-gold);
  flex-shrink: 0;
}

.chip-call-link:hover {
  color: var(--accent-gold-light);
}

.chip-copy-btn {
  position: relative;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-light);
  border-radius: 4px;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
  flex-shrink: 0;
}

.chip-copy-btn svg {
  width: 11px;
  height: 11px;
}

.chip-copy-btn:hover {
  background: var(--accent-gold);
  border-color: var(--accent-gold);
  color: #06090f;
}

.copy-tooltip {
  position: absolute;
  top: -28px;
  left: 50%;
  transform: translateX(-50%) translateY(3px);
  background: #0f172a;
  border: 1px solid rgba(200, 162, 92, 0.4);
  color: var(--accent-gold-light);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  pointer-events: none;
  opacity: 0;
  white-space: nowrap;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
  z-index: 50;
}

.chip-copy-btn.copied .copy-tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.chip-wa-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #34d399;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.25);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.2s ease;
  line-height: 1.2;
}

.chip-wa-badge:hover {
  background: var(--whatsapp);
  color: #ffffff;
}

/* ==========================================================================
   Header & Navigation (Sleek Glassmorphic Bar)
   ========================================================================== */
.site-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 8px 24px -4px rgba(6, 10, 20, 0.06);
  border-bottom-color: rgba(203, 213, 225, 0.8);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo-img {
  width: auto;
  height: 48px;
  max-width: 54px;
  object-fit: contain;
  filter: drop-shadow(0 2px 5px rgba(6, 10, 20, 0.08));
  transition: transform 0.25s ease;
  background: transparent;
  padding: 0;
  border: none;
  flex-shrink: 0;
}

.brand-logo:hover .brand-logo-img {
  transform: scale(1.02);
}

.footer-logo-img {
  width: auto;
  height: 50px;
  max-width: 56px;
  background: transparent;
  border: none;
  padding: 0;
}

.brand-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-main {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 700;
  font-size: 1.12rem;
  color: var(--primary);
  letter-spacing: -0.02em;
}

.brand-sub {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 600;
  font-size: 0.68rem;
  color: var(--accent-gold-dark);
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 2px;
}

.brand-group-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent-gold-light);
  background: #060a14;
  border: 1px solid rgba(200, 162, 92, 0.35);
  padding: 1px 5px;
  border-radius: 3px;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-menu ul {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-body);
  text-decoration: none;
  padding: 6px 2px;
  position: relative;
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  font-weight: 700;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-gold);
  border-radius: var(--radius-full);
  transition: width 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.btn-whatsapp-nav {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #060a14;
  color: #ffffff;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  border: 1px solid rgba(200, 162, 92, 0.3);
  box-shadow: var(--shadow-subtle);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
}

.btn-whatsapp-nav svg {
  width: 15px;
  height: 15px;
  color: #10b981;
}

.btn-whatsapp-nav:hover {
  background: #0e172a;
  border-color: var(--accent-gold);
  transform: translateY(-1px);
  color: #ffffff;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary);
  padding: 6px;
  border-radius: var(--radius-xs);
}

/* ==========================================================================
   Hero Section (Cinematic High-Tech Corporate Energy Canvas)
   ========================================================================== */
.hero-section {
  position: relative;
  background:
    radial-gradient(ellipse at 85% 25%, rgba(200, 162, 92, 0.16) 0%, transparent 50%),
    radial-gradient(circle at 15% 85%, rgba(16, 185, 129, 0.08) 0%, transparent 45%),
    linear-gradient(135deg, rgba(3, 6, 13, 0.94) 0%, rgba(6, 10, 20, 0.97) 100%),
    url("../assets/gas-lp-metepec-24-7-quiroz-pipa.png") center/cover no-repeat;
  min-height: 540px;
  display: flex;
  align-items: center;
  color: white;
  padding: clamp(72px, 9vw, 110px) 0 clamp(90px, 11vw, 130px);
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.hero-section::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200, 162, 92, 0.4), transparent);
}

.hero-container {
  position: relative;
  width: 100%;
  z-index: 2;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(200, 162, 92, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: clamp(0.68rem, 1.8vw, 0.74rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-gold-light);
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.hero-badge-pill svg {
  width: 13px;
  height: 13px;
  color: var(--accent-gold);
  flex-shrink: 0;
}

.hero-title-main {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
  line-height: 1.18;
  letter-spacing: -0.025em;
  max-width: 880px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.hero-title-main span.gradient-text {
  background: var(--gold-gradient-glow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.hero-divider {
  width: 100%;
  max-width: 120px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-gold) 0%, rgba(200, 162, 92, 0) 100%);
  border: none;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: clamp(0.96rem, 2.3vw, 1.10rem);
  font-weight: 400;
  color: #d1d9e6;
  max-width: 680px;
  margin-bottom: 34px;
  line-height: 1.7;
}

.hero-subtitle strong {
  color: #ffffff;
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Trust & Metrics Strip (Executive Dock)
   ========================================================================== */
.hero-trust-wrapper {
  position: relative;
  max-width: var(--max-width);
  margin: -44px auto 44px;
  padding: 0 28px;
  z-index: 20;
}

.trust-metrics-card {
  background: var(--bg-white);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(200, 162, 92, 0.25);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 22px 26px;
  gap: 18px;
  position: relative;
}

.trust-metrics-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 20px;
  right: 20px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
  border-radius: var(--radius-full);
}

.trust-metric-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 4px 10px;
  border-right: 1px solid var(--border-light);
}

.trust-metric-item:last-child {
  border-right: none;
}

.trust-metric-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(6, 10, 20, 0.04);
  border: 1px solid rgba(200, 162, 92, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary);
  transition: all 0.25s ease;
}

.trust-metric-icon svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.75;
}

.trust-metric-item:hover .trust-metric-icon {
  background: var(--primary);
  color: var(--accent-gold-light);
  border-color: var(--accent-gold);
}

.trust-metric-text {
  display: flex;
  flex-direction: column;
}

.trust-metric-value {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
}

.trust-metric-desc {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 2px;
}

/* ==========================================================================
   Content Sections & 2-Column Precision Grid
   ========================================================================== */
.content-section {
  padding: clamp(64px, 8vw, 92px) 0;
  position: relative;
}

.grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(38px, 6vw, 64px);
  align-items: center;
}

.text-block {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.section-tag-gold {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-gold-dark);
  margin-bottom: 12px;
}

.section-tag-gold::before {
  content: "";
  display: inline-block;
  width: 16px;
  height: 2px;
  background: var(--accent-gold);
  border-radius: var(--radius-full);
}

.section-h2 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(1.65rem, 3.4vw, 2.15rem);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 18px;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.text-block p {
  font-size: 0.96rem;
  color: var(--text-body);
  margin-bottom: 14px;
  line-height: 1.7;
}

/* High-End Image Framing */
.image-box-wrapper {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: transparent;
  width: 100%;
  aspect-ratio: 16 / 11;
  border: 1px solid rgba(200, 162, 92, 0.25);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s ease;
  isolation: isolate;
  transform: translateZ(0);
  -webkit-mask-image: -webkit-radial-gradient(white, black);
}

.image-box-wrapper:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(200, 162, 92, 0.5);
}

.zoom-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: inherit;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.image-box-wrapper:hover .zoom-image {
  transform: scale(1.03);
}

.img-overlay-badge {
  position: absolute;
  bottom: 16px;
  left: 16px;
  background: rgba(4, 7, 14, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(200, 162, 92, 0.35);
  color: white;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.76rem;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  z-index: 10;
}

.img-overlay-badge svg {
  color: var(--accent-gold);
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Bullet & Feature Lists */
.bullet-list-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 20px;
  margin: 18px 0;
}

.bullet-list-2col li,
.bullet-list-single li {
  position: relative;
  padding-left: 24px;
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--text-main);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
}

.bullet-list-2col li::before,
.bullet-list-single li::before {
  content: "";
  position: absolute;
  left: 0;
  width: 15px;
  height: 15px;
  background: rgba(200, 162, 92, 0.12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238c6a28' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E") center/8px no-repeat;
  border: 1px solid rgba(200, 162, 92, 0.35);
  border-radius: 50%;
}

.icon-list-solid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 20px 0;
}

.icon-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 500;
  font-size: 0.94rem;
  color: var(--text-main);
}

.icon-list-bullet {
  width: 22px;
  height: 22px;
  border-radius: var(--radius-xs);
  background: rgba(6, 10, 20, 0.04);
  border: 1px solid rgba(200, 162, 92, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent-gold-dark);
}

.icon-list-bullet svg {
  width: 11px;
  height: 11px;
  stroke-width: 2.5;
}

/* ==========================================================================
   Coverage Split Section (Prestige Obsidian Radar Grid)
   ========================================================================== */
.coverage-split-section {
  background-color: var(--bg-page);
  padding: clamp(64px, 8vw, 92px) 0;
}

.coverage-split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(200, 162, 92, 0.3);
  min-height: 460px;
}

.coverage-left-dark {
  background: linear-gradient(145deg, #070c18 0%, #03060c 100%);
  color: white;
  padding: clamp(34px, 5vw, 50px) clamp(26px, 4vw, 42px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  height: 100%;
}

.coverage-left-dark h2 {
  font-family: "Plus Jakarta Sans", sans-serif;
  color: white;
  font-size: clamp(1.65rem, 3.4vw, 2.15rem);
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.coverage-left-dark p {
  color: #cbd5e1;
  margin-bottom: 18px;
  font-size: 0.94rem;
  line-height: 1.6;
}

.colonia-picker-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 7px;
  margin: 14px 0 18px;
}

.colonia-chip-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #cbd5e1;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 7px 10px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
  font-family: inherit;
}

.chip-pin-svg {
  width: 13px;
  height: 13px;
  color: var(--accent-gold);
  flex-shrink: 0;
}

.colonia-chip-btn:hover {
  background: rgba(200, 162, 92, 0.12);
  border-color: var(--accent-gold);
  color: #ffffff;
  transform: translateY(-1px);
}

.colonia-chip-btn.active {
  background: linear-gradient(135deg, rgba(200, 162, 92, 0.24) 0%, rgba(200, 162, 92, 0.08) 100%);
  border-color: var(--accent-gold);
  color: var(--accent-gold-light);
  font-weight: 700;
  box-shadow: 0 0 12px rgba(200, 162, 92, 0.2);
}

.selected-colonia-box {
  background: rgba(3, 6, 12, 0.92);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-top: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.selected-colonia-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.colonia-status-dot {
  width: 8px;
  height: 8px;
  background: var(--whatsapp);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--whatsapp);
  flex-shrink: 0;
}

.colonia-selected-title {
  display: block;
  font-size: 0.84rem;
  color: #cbd5e1;
}

.colonia-selected-title strong {
  color: var(--accent-gold-light);
}

.colonia-selected-eta {
  display: block;
  font-size: 0.76rem;
  color: #94a3b8;
}

.colonia-selected-eta strong {
  color: var(--whatsapp);
}

.coverage-right-photo {
  border-radius: 0;
  height: 100%;
  min-height: 100%;
  border: none;
  aspect-ratio: auto;
}

/* ==========================================================================
   Tank Telemetry & Estimator (High-Precision Executive Console)
   ========================================================================== */
.telemetry-section {
  padding: clamp(64px, 8vw, 92px) 0;
  background: radial-gradient(circle at 50% 10%, #0b1428 0%, #03060c 100%);
  border-top: 1px solid rgba(200, 162, 92, 0.2);
  border-bottom: 1px solid rgba(200, 162, 92, 0.2);
}

.tank-calculator-card {
  max-width: 980px;
  margin: 0 auto;
  background: linear-gradient(145deg, #070e1c 0%, #030711 100%);
  border: 1px solid var(--gold-border);
  border-radius: var(--radius-card);
  padding: 28px 32px;
  color: white;
  box-shadow: var(--shadow-dark);
  position: relative;
  overflow: hidden;
}

.tank-calc-header {
  margin-bottom: 16px;
}

.tank-calc-header .section-tag-gold {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  margin-bottom: 4px;
}

.tank-calc-header h2 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(1.4rem, 2.8vw, 1.85rem);
  font-weight: 700;
  color: white;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.tank-calc-header p {
  color: #94a3b8;
  font-size: 0.90rem;
  max-width: 700px;
  line-height: 1.55;
}

/* Mode Switcher Tabs */
.calc-mode-tabs {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 3px;
  border-radius: var(--radius-sm);
  margin: 14px 0 18px;
  gap: 4px;
  flex-wrap: wrap;
}

.calc-mode-tab {
  background: transparent;
  border: none;
  color: #94a3b8;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: all 0.2s ease;
  font-family: inherit;
}

.calc-mode-tab:hover {
  color: #ffffff;
}

.calc-mode-tab.active {
  background: var(--gold-gradient-glow);
  color: #03060c;
  font-weight: 700;
  box-shadow: 0 2px 10px rgba(200, 162, 92, 0.35);
}

/* Visual Level Bar Indicator */
.tank-level-visual {
  margin-bottom: 16px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}

.tank-level-scale {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  font-weight: 700;
  color: #64748b;
  margin-bottom: 4px;
  padding: 0 2px;
  letter-spacing: 0.04em;
}

.tank-level-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 6px;
  position: relative;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.5);
}

.tank-level-fill {
  height: 100%;
  background: linear-gradient(
    90deg,
    #946f25 0%,
    #c8a25c 40%,
    #ffd782 70%,
    #c8a25c 100%
  );
  background-size: 200% 100%;
  border-radius: var(--radius-full);
  transition: width 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 12px rgba(200, 162, 92, 0.5);
  animation: fluidFlow 3.5s infinite linear;
  position: relative;
}

@keyframes fluidFlow {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.tank-level-fill::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 0 6px #ffffff, 0 0 12px var(--accent-gold);
}

.tank-level-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.76rem;
  color: #cbd5e1;
}

.tank-cap-indicator strong {
  color: var(--accent-gold-light);
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 0.86rem;
}

.tank-fill-calibrated {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--whatsapp);
  font-weight: 600;
  font-size: 0.72rem;
}

.tank-presets-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.tank-preset-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: white;
  padding: 10px 4px;
  border-radius: var(--radius-sm);
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-height: 62px;
  user-select: none;
}

.tank-preset-btn:hover {
  background: rgba(200, 162, 92, 0.08);
  border-color: rgba(200, 162, 92, 0.35);
  transform: translateY(-1px);
}

.tank-preset-btn.active {
  background: linear-gradient(145deg, rgba(200, 162, 92, 0.2) 0%, rgba(148, 111, 37, 0.14) 100%);
  border-color: var(--accent-gold);
  box-shadow: 0 0 12px rgba(200, 162, 92, 0.25);
}

.tank-preset-btn .preset-cap {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 0.96rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.1;
}

.tank-preset-btn.active .preset-cap {
  color: var(--accent-gold-light);
}

.tank-preset-btn .preset-label {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: #94a3b8;
  font-weight: 600;
  white-space: nowrap;
}

.tank-calc-output-box {
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(200, 162, 92, 0.25);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
}

.tank-calc-details {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.tank-calc-stat {
  display: flex;
  flex-direction: column;
}

.tank-calc-stat .stat-label {
  font-size: 0.64rem;
  text-transform: uppercase;
  color: #8899ac;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.tank-calc-stat .stat-val {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 0.94rem;
  font-weight: 700;
  color: #ffffff;
}

.tank-calc-stat .stat-val.gold {
  color: var(--accent-gold-light);
}

#calc-order-btn {
  min-height: 42px;
  padding: 8px 20px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
  gap: 6px;
}

/* ==========================================================================
   Why Us Section (Executive 4-Card Grid)
   ========================================================================== */
.why-us-section {
  padding: clamp(64px, 8vw, 92px) 0;
  text-align: center;
}

.why-us-title {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(1.65rem, 3.4vw, 2.15rem);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: clamp(28px, 4vw, 44px);
  letter-spacing: -0.02em;
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: left;
}

.why-us-item {
  background: var(--bg-white);
  padding: 28px 24px;
  border-radius: var(--radius-card);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  height: 100%;
}

.why-us-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gold);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.why-us-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(200, 162, 92, 0.4);
}

.why-us-item:hover::before {
  opacity: 1;
}

.why-us-icon-wrapper {
  width: 44px;
  height: 44px;
  background: rgba(6, 10, 20, 0.04);
  border: 1px solid rgba(200, 162, 92, 0.3);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 18px;
  transition: all 0.25s ease;
  flex-shrink: 0;
}

.why-us-icon-wrapper svg {
  width: 20px;
  height: 20px;
  stroke-width: 1.75;
}

.why-us-item:hover .why-us-icon-wrapper {
  background: var(--primary);
  color: var(--accent-gold-light);
  border-color: var(--accent-gold);
}

.why-us-item h3 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 1.10rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.why-us-item p {
  font-size: 0.90rem;
  color: var(--text-muted);
  line-height: 1.65;
  flex: 1;
}

/* ==========================================================================
   Certifications Block
   ========================================================================== */
.cert-block-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 52px);
  align-items: center;
  margin-top: 16px;
}

.cert-badge-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}

.cert-badge-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 600;
  font-size: 0.90rem;
  color: var(--text-main);
  background-color: white;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-subtle);
  transition: all 0.25s ease;
}

.cert-badge-item:hover {
  transform: translateX(3px);
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-sm);
}

.cert-badge-item svg {
  color: var(--accent-gold-dark);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke-width: 1.75;
}

.cert-card-highlight {
  background: linear-gradient(145deg, #070c18 0%, #03060c 100%);
  color: white;
  padding: clamp(30px, 5vw, 44px);
  border-radius: var(--radius-card);
  border: 1px solid var(--gold-border);
  box-shadow: var(--shadow-dark);
  position: relative;
  overflow: hidden;
}

.cert-card-highlight::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gold-gradient-glow);
}

.cert-card-highlight h3 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(1.2rem, 2.6vw, 1.45rem);
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--accent-gold-light);
}

.cert-card-highlight .bullet-list-single {
  margin-bottom: 28px;
}

.cert-card-highlight .bullet-list-single li {
  color: #f1f5f9;
  font-size: 0.92rem;
  font-weight: 400;
  line-height: 1.5;
  margin-bottom: 10px;
}

.cert-card-highlight .bullet-list-single li::before {
  background-color: rgba(200, 162, 92, 0.2);
  border: 1px solid rgba(200, 162, 92, 0.6);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f3dfb5' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
}

/* ==========================================================================
   Buttons System (Executive Satin & Glass)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 26px;
  min-height: 48px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.90rem;
  letter-spacing: 0.01em;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  border: none;
  text-align: center;
  position: relative;
  user-select: none;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--primary);
  color: var(--text-white);
  box-shadow: 0 4px 14px rgba(6, 10, 20, 0.18);
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 6px 20px rgba(6, 10, 20, 0.25);
}

.btn-gold {
  background: var(--gold-gradient-glow);
  color: #03060c;
  font-weight: 700;
  box-shadow: 0 4px 16px rgba(200, 162, 92, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.4);
  position: relative;
  overflow: hidden;
}

.btn-gold::after {
  content: "";
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.45),
    transparent
  );
  transform: rotate(25deg);
  animation: buttonShimmer 5s infinite cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

@keyframes buttonShimmer {
  0%, 80% { transform: translateX(-150%) rotate(25deg); }
  100% { transform: translateX(450%) rotate(25deg); }
}

.btn-gold:hover {
  box-shadow: var(--shadow-gold);
  filter: brightness(1.04);
}

.btn:active {
  transform: scale(0.98);
}

.btn-glass {
  background: rgba(6, 10, 20, 0.7);
  color: #ffffff;
  border: 1px solid rgba(200, 162, 92, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.btn-glass:hover {
  background: rgba(14, 23, 42, 0.9);
  border-color: var(--accent-gold-light);
}

.btn-sm {
  padding: 7px 15px;
  min-height: 36px;
  font-size: 0.80rem;
}

/* Luxury Interactive Card Spotlight */
.why-us-item,
.testimonial-card,
.cert-badge-item,
.tank-preset-btn,
.faq-accordion-item,
.selected-colonia-box {
  position: relative;
  overflow: hidden;
}

.why-us-item::after,
.testimonial-card::after,
.cert-badge-item::after,
.tank-preset-btn::after,
.faq-accordion-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    250px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(200, 162, 92, 0.12),
    transparent 80%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  border-radius: inherit;
  z-index: 1;
}

.why-us-item:hover::after,
.testimonial-card:hover::after,
.cert-badge-item:hover::after,
.tank-preset-btn:hover::after,
.faq-accordion-item:hover::after {
  opacity: 1;
}

/* Badge Hologram Sheen */
.img-overlay-badge,
.verified-badge {
  position: relative;
  overflow: hidden;
}

.img-overlay-badge::before,
.verified-badge::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(255, 255, 255, 0.25),
    transparent
  );
  animation: badgeSheen 6s infinite ease-in-out;
  pointer-events: none;
}

@keyframes badgeSheen {
  0%, 75% { transform: translateX(0); }
  100% { transform: translateX(200%); }
}

/* ==========================================================================
   Testimonials Section (Editorial Card Grid & SVG Stars)
   ========================================================================== */
.testimonials-section {
  padding: clamp(64px, 8vw, 92px) 0;
  background-color: var(--bg-page);
  position: relative;
}

.testimonials-header {
  text-align: center;
  margin-bottom: 30px;
}

.testimonials-header h2 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(1.65rem, 3.4vw, 2.15rem);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.testimonials-rating-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #ffffff;
  border: 1px solid var(--border-light);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-subtle);
  font-size: 0.80rem;
  font-weight: 600;
  color: var(--text-main);
  margin-top: 10px;
}

.stars-flex {
  display: flex;
  align-items: center;
  gap: 2px;
}

.star-icon {
  width: 14px;
  height: 14px;
  color: #d99a26;
  flex-shrink: 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 20px;
}

.testimonial-card {
  background: var(--bg-white);
  border-radius: var(--radius-card);
  padding: 22px 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(200, 162, 92, 0.4);
}

.testimonial-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.testimonial-stars {
  display: flex;
  align-items: center;
  gap: 2px;
}

.verified-badge {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--whatsapp);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  padding: 2px 7px;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.quote-icon {
  width: 16px;
  height: 16px;
  color: var(--accent-gold);
  opacity: 0.35;
}

.testimonial-text {
  color: var(--text-body);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 14px;
  flex: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 10px;
  border-top: 1px solid var(--border-light);
  padding-top: 12px;
  margin-top: auto;
}

.testimonial-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #060a14;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-weight: 700;
  font-size: 0.70rem;
  flex-shrink: 0;
}

.testimonial-info {
  display: flex;
  flex-direction: column;
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--text-main);
  line-height: 1.2;
}

.testimonial-location {
  font-size: 0.70rem;
  color: var(--accent-gold-dark);
  font-weight: 500;
}

.testimonials-cta-box {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 16px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  box-shadow: var(--shadow-subtle);
  margin-top: 10px;
}

.testimonials-cta-content h4 {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 2px;
}

.testimonials-cta-content p {
  font-size: 0.80rem;
  color: var(--text-muted);
  margin: 0;
}

.btn-whatsapp-feedback {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #060a14;
  color: #ffffff;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.82rem;
  text-decoration: none;
  border: 1px solid rgba(200, 162, 92, 0.3);
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-whatsapp-feedback svg {
  color: #10b981;
}

.btn-whatsapp-feedback:hover {
  background: #0e172a;
  border-color: var(--accent-gold);
  transform: translateY(-1px);
}

/* ==========================================================================
   FAQ Accordion Section
   ========================================================================== */
.faq-section {
  padding: 0;
}

.faq-title {
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: clamp(1.65rem, 3.4vw, 2.15rem);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.faq-accordion-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-accordion-item {
  background-color: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
  transition: all 0.25s ease;
}

.faq-accordion-item:hover {
  border-color: rgba(200, 162, 92, 0.4);
}

.faq-accordion-item.active {
  border-color: var(--accent-gold);
  box-shadow: 0 4px 18px rgba(200, 162, 92, 0.12);
}

.faq-question-btn {
  width: 100%;
  padding: 16px 20px;
  min-height: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-main);
  text-align: left;
  cursor: pointer;
  transition: color 0.2s ease;
  font-family: inherit;
}

.faq-question-btn:hover {
  color: var(--primary-hover);
}

.faq-toggle-icon {
  color: var(--accent-gold-dark);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-left: 10px;
}

.faq-accordion-item.active .faq-toggle-icon {
  transform: rotate(180deg);
  color: var(--accent-gold);
}

.faq-answer-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.16, 1, 0.3, 1), padding 0.25s ease;
  padding: 0 20px;
}

.faq-accordion-item.active .faq-answer-body {
  max-height: 260px;
  padding: 0 20px 18px 20px;
}

.faq-answer-body p {
  color: var(--text-body);
  font-size: 0.90rem;
  line-height: 1.65;
}

.section-white {
  background-color: #ffffff;
}

/* ==========================================================================
   Footer Section (Prestige 4-Column Balanced Grid)
   ========================================================================== */
.site-footer {
  background: radial-gradient(circle at 50% 0%, #080f1e 0%, #03050b 100%);
  color: #94a3b8;
  padding: 56px 0 24px;
  border-top: 1px solid rgba(200, 162, 92, 0.25);
  margin-top: auto;
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold-gradient-glow);
  opacity: 0.4;
}

.footer-grid-4col {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.2fr 1.1fr;
  gap: clamp(20px, 3vw, 36px);
  margin-bottom: 24px;
  align-items: start;
}

.footer-desc {
  font-size: 0.85rem;
  line-height: 1.55;
  color: #94a3b8;
  margin-bottom: 12px;
}

.footer-badges-pill {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.footer-badges-pill span {
  font-size: 0.68rem;
  font-weight: 600;
  color: #cbd5e1;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 3px 8px;
  border-radius: var(--radius-xs);
}

.footer-col h5 {
  color: white;
  font-family: "Plus Jakarta Sans", sans-serif;
  font-size: 0.96rem;
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
  position: relative;
  padding-bottom: 6px;
}

.footer-col h5::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--accent-gold);
}

.footer-zones-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-zones-list li {
  font-size: 0.82rem;
  color: #cbd5e1;
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-zones-list li::before {
  content: "•";
  color: var(--accent-gold);
  font-size: 0.85rem;
}

.footer-lines-compact {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-line-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  padding: 5px 8px;
  border-radius: var(--radius-xs);
  gap: 6px;
  transition: all 0.2s ease;
}

.footer-line-row:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(200, 162, 92, 0.35);
}

.footer-line-num {
  font-size: 0.64rem;
  font-weight: 700;
  color: var(--accent-gold-light);
  background: rgba(200, 162, 92, 0.12);
  border-radius: 3px;
  padding: 1px 4px;
  line-height: 1;
}

.footer-num-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #f1f5f9;
  font-size: 0.80rem;
  font-weight: 600;
  text-decoration: none;
  font-variant-numeric: tabular-nums;
  transition: color 0.2s ease;
  white-space: nowrap;
}

.footer-num-link svg {
  width: 12px;
  height: 12px;
  color: var(--accent-gold);
}

.footer-num-link:hover {
  color: var(--accent-gold-light);
}

.footer-copy-btn {
  width: 20px;
  height: 20px;
}

.footer-wa-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #34d399;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.25);
  font-size: 0.66rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 3px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.footer-wa-pill:hover {
  background: var(--whatsapp);
  color: #ffffff;
}

.footer-hours-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-xs);
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-hour-item {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.footer-hour-item .day {
  font-size: 0.66rem;
  color: var(--accent-gold-light);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-hour-item .time {
  font-size: 0.80rem;
  color: #f1f5f9;
  font-weight: 600;
}

.footer-hour-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.68rem;
  color: #34d399;
  font-weight: 600;
  margin-top: 2px;
  padding-top: 5px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-bottom-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding-top: 20px;
  margin-top: 20px;
}

.footer-copy-text {
  font-size: 0.78rem;
  color: #64748b;
  line-height: 1.5;
  margin: 0;
  max-width: 620px;
}

.footer-credit {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  color: #94a3b8;
  white-space: nowrap;
}

.qz-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(200, 162, 92, 0.08);
  border: 1px solid rgba(200, 162, 92, 0.25);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all 0.2s ease;
}

.qz-link strong {
  color: var(--accent-gold-light);
  font-weight: 700;
  font-size: 0.78rem;
}

.qz-link svg {
  width: 11px;
  height: 11px;
  color: var(--accent-gold);
}

.qz-link:hover {
  background: rgba(200, 162, 92, 0.18);
  border-color: var(--accent-gold);
}

/* ==========================================================================
   Floating WhatsApp Button
   ========================================================================== */
.whatsapp-float-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 50px;
  height: 50px;
  background: #10b981;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.35);
  z-index: 9999;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.whatsapp-float-btn svg {
  width: 25px;
  height: 25px;
}

.whatsapp-float-btn:hover {
  transform: scale(1.05);
  background: #059669;
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.5);
}

/* ==========================================================================
   Mobile Bottom Quick-Action Bar
   ========================================================================== */
.mobile-bottom-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(3, 6, 13, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 8px 16px calc(8px + env(safe-area-inset-bottom));
  z-index: 9990;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
}

.mobile-bottom-bar-container {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 10px;
  max-width: 480px;
  margin: 0 auto;
}

.mobile-bar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 12px;
  min-height: 42px;
  border-radius: var(--radius-xs);
  font-size: 0.82rem;
  font-weight: 600;
  text-align: center;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.mobile-bar-btn svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.mobile-bar-btn.call-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

.mobile-bar-btn.call-btn:active {
  background: rgba(255, 255, 255, 0.14);
}

.mobile-bar-btn.wa-btn {
  background: #10b981;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.mobile-bar-btn.wa-btn:active {
  background: #059669;
}

/* ==========================================================================
   Responsive Adaptations & Breakpoints
   ========================================================================== */

/* Tablet Landscape (992px to 1199px) */
@media (max-width: 1199px) {
  .trust-metrics-card {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    padding: 18px 20px;
  }
  .trust-metric-item {
    border-right: none;
    border-bottom: 1px solid var(--border-light);
    padding-bottom: 12px;
  }
  .trust-metric-item:nth-last-child(-n+2) {
    border-bottom: none;
  }
  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tank-presets-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Medium Screens (992px to 1150px) */
@media (max-width: 1150px) {
  .top-bar-left span:not(.live-indicator) {
    display: none;
  }
}

/* Tablets (768px to 991px) */
@media (max-width: 991px) {
  .hero-trust-wrapper {
    margin-top: -34px;
  }
  .grid-2col,
  .coverage-split-grid,
  .cert-block-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-grid-4col {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 20px;
  }
  .coverage-right-photo {
    min-height: 320px;
  }
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .image-box-wrapper {
    min-height: 280px;
  }
}

/* Smartphones (<= 767px) */
@media (max-width: 767px) {
  .container {
    padding: 0 18px;
  }

  .footer-grid-4col {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .footer-bottom-flex {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 10px;
  }

  .top-bar {
    padding: 5px 0;
  }

  .top-bar-container {
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 0;
    text-align: center;
    padding: 0 10px;
  }
  .top-bar-left {
    display: none;
  }
  .top-bar-right {
    justify-content: center;
    align-items: center;
    width: 100%;
  }
  .top-bar-label {
    display: none;
  }
  .top-chips-wrapper {
    flex-wrap: nowrap;
    overflow-x: auto;
    max-width: 100%;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    justify-content: center;
    gap: 5px;
  }
  .top-chips-wrapper::-webkit-scrollbar {
    display: none;
  }
  .top-phone-chip {
    padding: 2px 4px;
    gap: 4px;
    flex-shrink: 0;
  }
  .chip-call-link {
    font-size: 0.72rem;
  }
  .chip-copy-btn {
    display: none;
  }

  .nav-menu {
    display: none;
  }
  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 20px 18px;
    box-shadow: 0 12px 30px rgba(6, 10, 20, 0.12);
    border-bottom: 1px solid var(--border-light);
    animation: slideDown 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  }

  @keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .nav-menu.mobile-open ul {
    flex-direction: column;
    gap: 8px;
    align-items: stretch;
    width: 100%;
  }

  .nav-menu.mobile-open .nav-link {
    display: block;
    padding: 10px 14px;
    font-size: 0.95rem;
    border-radius: var(--radius-xs);
    background: rgba(6, 10, 20, 0.02);
  }

  .btn-whatsapp-nav {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-section {
    min-height: auto;
    padding-top: 48px;
    padding-bottom: 68px;
  }

  .hero-badge-pill {
    margin-bottom: 14px;
  }

  .hero-cta-group {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .trust-metrics-card {
    grid-template-columns: 1fr 1fr;
    padding: 16px 14px;
    gap: 12px 8px;
  }

  .trust-metric-item {
    border-right: none;
    border-bottom: none;
    padding: 4px 2px;
    gap: 8px;
  }

  .trust-metric-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-xs);
  }

  .trust-metric-icon svg {
    width: 16px;
    height: 16px;
  }

  .trust-metric-value {
    font-size: 0.88rem;
  }

  .trust-metric-desc {
    font-size: 0.68rem;
  }

  .bullet-list-2col {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .why-us-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .why-us-item {
    padding: 20px 18px;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .tank-presets-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }

  .tank-preset-btn {
    min-height: 56px;
    padding: 8px 3px;
  }

  .tank-preset-btn .preset-cap {
    font-size: 0.92rem;
  }

  .tank-preset-btn .preset-label {
    font-size: 0.58rem;
  }

  .tank-calc-output-box {
    flex-direction: column;
    align-items: stretch;
    padding: 14px 16px;
    gap: 14px;
  }

  .tank-calc-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .tank-calc-details .tank-calc-stat:last-child {
    grid-column: span 2;
  }

  .tank-calc-output-box .btn {
    width: 100%;
  }

  .cert-card-highlight {
    padding: 22px 18px;
  }

  .mobile-bottom-bar {
    display: block;
  }

  .whatsapp-float-btn {
    bottom: calc(68px + env(safe-area-inset-bottom));
    right: 16px;
    width: 48px;
    height: 48px;
  }

  .whatsapp-float-btn svg {
    width: 24px;
    height: 24px;
  }

  body {
    padding-bottom: calc(62px + env(safe-area-inset-bottom));
  }
}

/* Small Smartphone Screen (<= 380px) */
@media (max-width: 380px) {
  .brand-main {
    font-size: 0.98rem;
  }
  .brand-sub {
    font-size: 0.62rem;
  }
  .trust-metrics-card {
    grid-template-columns: 1fr;
  }
  .tank-presets-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}