/* ==========================================================================
   TENCE CHICOTES ELÉTRICOS - MODERN INDUSTRIAL DESIGN SYSTEM 2026
   SPACIOUS, PERFECTLY PADDED, NON-OVERLAPPING PREMIUM LAYOUT
   ========================================================================== */

:root {
  /* Color Palette */
  --color-navy-950: #060e1a;
  --color-navy-900: #0a192f;
  --color-navy-800: #112240;
  --color-navy-700: #1e3a5f;
  --color-navy-600: #2a4d7a;
  
  --color-blue-500: #0066ff;
  --color-blue-400: #3385ff;
  --color-blue-300: #70a9ff;
  --color-cyan-400: #00d2ff;
  
  --color-orange-500: #ff6b00;
  --color-orange-600: #ea580c;
  --color-orange-400: #ff8533;
  --color-orange-100: #ffedd5;
  --color-orange-50:  #fff7ed;
  
  --color-emerald-500: #10b981;
  --color-emerald-400: #34d399;
  --color-emerald-950: #064e3b;
  
  --color-slate-900: #0f172a;
  --color-slate-800: #1e293b;
  --color-slate-700: #334155;
  --color-slate-600: #475569;
  --color-slate-500: #64748b;
  --color-slate-400: #94a3b8;
  --color-slate-300: #cbd5e1;
  --color-slate-200: #e2e8f0;
  --color-slate-100: #f1f5f9;
  --color-slate-50:  #f8fafc;
  --color-white:     #ffffff;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Elevations & Shadows */
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 6px 12px -2px rgba(0, 0, 0, 0.08), 0 3px 6px -3px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 32px -4px rgba(0, 0, 0, 0.08), 0 8px 16px -6px rgba(0, 0, 0, 0.06);
  --shadow-xl: 0 24px 48px -8px rgba(0, 0, 0, 0.12), 0 12px 20px -8px rgba(0, 0, 0, 0.08);
  --shadow-glow-blue: 0 0 35px rgba(0, 102, 255, 0.3);
  --shadow-glow-orange: 0 0 30px rgba(255, 107, 0, 0.35);

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout Spacing Tokens */
  --container-max-width: 1280px;
  --header-height: 84px;
  --section-padding: clamp(6rem, 9vw, 9.5rem);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-slate-50);
  color: var(--color-slate-700);
  line-height: 1.75;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all var(--transition-fast);
}

button, input, select, textarea {
  font: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
  background: none;
}

ul, ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 2rem;
  padding-right: 2rem;
}

/* ==========================================================================
   TYPOGRAPHY & SECTION HEADERS
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-navy-950);
  font-weight: 700;
  line-height: 1.25;
}

.section-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto clamp(3.5rem, 6vw, 5rem) auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.1rem;
  border-radius: 9999px;
  background-color: rgba(0, 102, 255, 0.08);
  color: var(--color-blue-500);
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
}

.section-tag.tag-orange {
  background-color: rgba(255, 107, 0, 0.1);
  color: var(--color-orange-500);
}

.section-tag.tag-emerald {
  background-color: rgba(16, 185, 129, 0.12);
  color: var(--color-emerald-500);
}

.section-title {
  font-size: clamp(2.2rem, 3.8vw, 2.95rem);
  letter-spacing: -0.025em;
  margin-bottom: 1.25rem;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--color-slate-600);
  line-height: 1.8;
}

/* ==========================================================================
   BUTTONS & BADGES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem 2.25rem;
  font-size: 0.985rem;
  font-weight: 700;
  border-radius: 12px;
  transition: all var(--transition-normal);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-orange-500), var(--color-orange-600));
  color: var(--color-white);
  box-shadow: 0 6px 18px rgba(255, 107, 0, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-orange);
  background: linear-gradient(135deg, var(--color-orange-400), var(--color-orange-500));
}

.btn-blue {
  background: linear-gradient(135deg, var(--color-blue-500), #004ecc);
  color: var(--color-white);
  box-shadow: 0 6px 18px rgba(0, 102, 255, 0.3);
}

.btn-blue:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-blue);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-navy-900);
  border: 1.5px solid var(--color-slate-300);
}

.btn-outline:hover {
  border-color: var(--color-blue-500);
  color: var(--color-blue-500);
  background-color: rgba(0, 102, 255, 0.04);
}

.badge-iso {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--color-emerald-400);
  padding: 0.4rem 0.85rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

/* ==========================================================================
   TOP BAR & HEADER
   ========================================================================== */
.top-bar {
  background-color: var(--color-navy-950);
  color: var(--color-slate-300);
  font-size: 0.825rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.65rem 0;
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-info {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.top-bar-item svg {
  color: var(--color-orange-500);
}

.top-bar-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.top-bar-link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--color-slate-300);
}

.top-bar-link:hover {
  color: var(--color-white);
}

/* Main Navigation */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(10, 25, 47, 0.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: all var(--transition-normal);
}

.main-header.scrolled {
  background-color: rgba(6, 14, 26, 0.98);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 1.5rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.95rem;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--color-blue-500), #003db3);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  box-shadow: var(--shadow-glow-blue);
}

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

.logo-name {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  color: var(--color-white);
  line-height: 1;
}

.logo-name span {
  color: var(--color-orange-500);
}

.logo-tagline {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-slate-400);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  margin-top: 0.25rem;
  white-space: nowrap;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.35rem; /* Reduced gap to accommodate pills */
}

.nav-link {
  font-size: 0.875rem; /* Smaller font to fit better */
  font-weight: 600;
  color: var(--color-slate-200);
  padding: 0.5rem 0.95rem; /* Pill-like padding */
  border-radius: 8px; /* Button shape */
  white-space: nowrap; /* Prevent breaking into multiple lines */
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.08); /* Subtle button background */
  border-color: rgba(255, 255, 255, 0.12);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-left: 1rem; /* Separate the CTA from the Nav Menu to prevent overlap with Contato */
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 24px;
  justify-content: center;
}

.mobile-toggle span {
  width: 100%;
  height: 2.5px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* ==========================================================================
   HERO SECTION - SPACIOUS & BREATHABLE
   ========================================================================== */
.hero-section {
  position: relative;
  background: radial-gradient(circle at 85% 15%, rgba(0, 102, 255, 0.16), transparent 45%),
              radial-gradient(circle at 10% 85%, rgba(255, 107, 0, 0.09), transparent 45%),
              var(--color-navy-900);
  color: var(--color-white);
  padding: clamp(5.5rem, 8vw, 8.5rem) 0 clamp(6rem, 9vw, 9rem) 0;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(3.5rem, 5vw, 5.5rem);
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badges-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.75rem;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--color-slate-200);
  font-size: 0.825rem;
  font-weight: 600;
  padding: 0.4rem 1rem;
  border-radius: 9999px;
  white-space: nowrap;
}

.hero-title {
  font-size: clamp(2.45rem, 4.6vw, 3.85rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.75rem;
}

.hero-title .text-gradient-blue {
  background: linear-gradient(135deg, #60a5fa, #00d2ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title .text-highlight-orange {
  color: var(--color-orange-400);
}

.hero-description {
  font-size: 1.18rem;
  color: var(--color-slate-300);
  line-height: 1.8;
  margin-bottom: 2.75rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.hero-features-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 2.75rem;
}

.hero-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.95rem;
}

.hero-feature-icon {
  color: var(--color-emerald-400);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.hero-feature-text strong {
  display: block;
  font-size: 0.98rem;
  color: var(--color-white);
  margin-bottom: 0.2rem;
}

.hero-feature-text span {
  font-size: 0.835rem;
  color: var(--color-slate-400);
  line-height: 1.4;
}

/* Hero Technical Card */
.hero-visual {
  position: relative;
}

.hero-tech-card {
  background: linear-gradient(145deg, rgba(30, 58, 95, 0.7), rgba(17, 34, 64, 0.9));
  border: 1px solid rgba(0, 102, 255, 0.35);
  border-radius: 24px;
  padding: 2.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), var(--shadow-glow-blue);
  position: relative;
}

.hero-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 1.25rem;
  margin-bottom: 1.75rem;
}

.tech-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.825rem;
  color: var(--color-emerald-400);
  font-weight: 600;
  background: rgba(16, 185, 129, 0.1);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  border: 1px solid rgba(16, 185, 129, 0.25);
  white-space: nowrap;
}

.status-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-emerald-400);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--color-emerald-400);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.tech-schematic-wrapper {
  position: relative;
  background: rgba(6, 14, 26, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 1.75rem;
  margin-bottom: 1.75rem;
}

.schematic-svg {
  width: 100%;
  height: auto;
}

.tech-spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.15rem;
}

.spec-chip {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1rem 1.25rem;
  border-radius: 12px;
}

.spec-chip-label {
  font-size: 0.725rem;
  color: var(--color-slate-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 0.35rem;
}

.spec-chip-val {
  font-size: 0.985rem;
  font-weight: 700;
  color: var(--color-white);
}

/* Quality Award Badge - Centered & Never Cut Off */
.hero-card-award {
  margin-top: 1.75rem;
  background: linear-gradient(135deg, var(--color-orange-500), var(--color-orange-600));
  color: var(--color-white);
  padding: 1rem 1.5rem;
  border-radius: 14px;
  font-size: 0.94rem;
  font-weight: 700;
  box-shadow: 0 6px 20px rgba(255, 107, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
}

/* ==========================================================================
   METRICS & TRUST STRIP
   ========================================================================== */
.metrics-section {
  background-color: var(--color-navy-950);
  color: var(--color-white);
  padding: clamp(4.5rem, 6vw, 6rem) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
}

.metric-item {
  text-align: center;
  padding: 1.5rem 1rem;
  position: relative;
}

.metric-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 15%;
  height: 70%;
  width: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.metric-number {
  font-size: clamp(2.4rem, 3.8vw, 3.25rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 0.85rem;
  background: linear-gradient(135deg, var(--color-white), var(--color-slate-300));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.metric-number span {
  color: var(--color-orange-500);
  -webkit-text-fill-color: var(--color-orange-500);
}

.metric-label {
  font-size: 0.98rem;
  color: var(--color-slate-400);
  font-weight: 600;
  line-height: 1.5;
}

/* Brands & Homologations strip */
.brands-strip {
  background-color: var(--color-white);
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--color-slate-200);
}

.brands-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.brands-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-slate-400);
}

.brands-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.75rem;
}

.brand-badge {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-slate-600);
  background-color: var(--color-slate-50);
  border: 1px solid var(--color-slate-200);
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  letter-spacing: -0.01em;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

.brand-badge:hover {
  color: var(--color-navy-950);
  border-color: var(--color-blue-400);
  background-color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   SEGMENTS & PRODUCTS SECTION
   ========================================================================== */
.products-section {
  padding: var(--section-padding) 0;
  background-color: var(--color-slate-100);
}

/* Segment Navigation Tabs */
.tabs-navigation {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-bottom: clamp(3.5rem, 5vw, 4.5rem);
}

.tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.75rem;
  background-color: var(--color-white);
  color: var(--color-slate-700);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 12px;
  border: 1px solid var(--color-slate-200);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  white-space: nowrap;
}

.tab-btn svg {
  color: var(--color-slate-400);
  transition: color var(--transition-fast);
}

.tab-btn:hover {
  border-color: var(--color-blue-400);
  color: var(--color-blue-500);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.tab-btn.active {
  background: var(--color-navy-900);
  color: var(--color-white);
  border-color: var(--color-navy-900);
  box-shadow: 0 10px 25px rgba(10, 25, 47, 0.25);
}

.tab-btn.active svg {
  color: var(--color-orange-500);
}

/* Tab Panels */
.tab-panel {
  display: none;
  animation: fadeIn 0.4s ease-in-out;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.segment-detail-card {
  background-color: var(--color-white);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-slate-200);
}

.segment-detail-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
}

.segment-info-side {
  padding: clamp(3rem, 5vw, 4.75rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.segment-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-orange-600);
  background-color: var(--color-orange-100);
  padding: 0.4rem 0.95rem;
  border-radius: 8px;
  width: fit-content;
  margin-bottom: 1.25rem;
  white-space: nowrap;
}

.segment-heading {
  font-size: clamp(1.85rem, 2.8vw, 2.35rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.25;
}

.segment-desc {
  font-size: 1.1rem;
  color: var(--color-slate-600);
  line-height: 1.8;
  margin-bottom: 2.75rem;
}

.segment-specs-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 1.75rem;
  margin-bottom: 3.25rem;
}

.segment-spec-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.segment-spec-icon {
  color: var(--color-blue-500);
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.segment-spec-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-navy-950);
  margin-bottom: 0.25rem;
}

.segment-spec-desc {
  font-size: 0.875rem;
  color: var(--color-slate-500);
  line-height: 1.5;
}

.segment-visual-side {
  position: relative;
  background: linear-gradient(135deg, var(--color-navy-900), var(--color-navy-950));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(3rem, 5vw, 4.5rem);
  overflow: hidden;
}

.segment-visual-side::before {
  content: '';
  position: absolute;
  width: 160%;
  height: 160%;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.22) 0%, transparent 65%);
}

.segment-graphic-card {
  position: relative;
  z-index: 2;
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 20px;
  padding: 2.25rem;
  backdrop-filter: blur(12px);
  color: var(--color-white);
}

.graphic-badge-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  padding-bottom: 1.25rem;
}

.graphic-title {
  font-size: 1.2rem;
  font-weight: 700;
}

.graphic-features-pill-group {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
}

.graphic-feature-pill {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: rgba(0, 0, 0, 0.35);
  padding: 1rem 1.35rem;
  border-radius: 12px;
  border-left: 4px solid var(--color-orange-500);
  font-size: 0.95rem;
  line-height: 1.6;
}

.graphic-feature-pill.pill-blue {
  border-left-color: var(--color-blue-400);
}

.graphic-feature-pill.pill-green {
  border-left-color: var(--color-emerald-400);
}

/* ==========================================================================
   ENGINEERING & CUSTOM PROJECTS SECTION
   ========================================================================== */
.engineering-section {
  padding: var(--section-padding) 0;
  background: var(--color-navy-950);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.engineering-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 102, 255, 0.5), transparent);
}

.engineering-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: clamp(3.5rem, 5vw, 4.5rem);
}

.eng-step-card {
  background: rgba(17, 34, 64, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 3.25rem 2.5rem;
  position: relative;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.eng-step-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-blue-400);
  background: rgba(17, 34, 64, 0.85);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), var(--shadow-glow-blue);
}

.eng-step-number {
  font-size: 3.5rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.08);
  position: absolute;
  top: 1.75rem;
  right: 2rem;
  line-height: 1;
}

.eng-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.25), rgba(0, 102, 255, 0.05));
  border: 1px solid rgba(0, 102, 255, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-cyan-400);
  margin-bottom: 2rem;
}

.eng-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  line-height: 1.35;
  padding-right: 3.5rem; /* Prevents text from colliding with top-right number */
}

.eng-card-desc {
  font-size: 0.98rem;
  color: var(--color-slate-400);
  line-height: 1.75;
}

/* ==========================================================================
   QUALITY & ISO 9001:2015 SECTION
   ========================================================================== */
.quality-section {
  padding: var(--section-padding) 0;
  background-color: var(--color-white);
}

.quality-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(3.5rem, 6vw, 6rem);
  align-items: center;
}

.quality-content {
  display: flex;
  flex-direction: column;
}

.quality-checks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  margin: 2.75rem 0;
}

.quality-check-item {
  display: flex;
  gap: 1.5rem;
  padding: 1.75rem 2rem;
  background-color: var(--color-slate-50);
  border-radius: 16px;
  border: 1px solid var(--color-slate-200);
  transition: all var(--transition-normal);
}

.quality-check-item:hover {
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
  border-color: var(--color-emerald-500);
  transform: translateX(4px);
}

.quality-check-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(16, 185, 129, 0.12);
  color: var(--color-emerald-500);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.quality-check-text {
  flex: 1;
}

.quality-check-text h4 {
  font-size: 1.12rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.quality-check-text p {
  font-size: 0.925rem;
  color: var(--color-slate-600);
  line-height: 1.6;
}

/* ISO Card Visual */
.iso-certificate-card {
  background: linear-gradient(145deg, var(--color-navy-900), var(--color-navy-950));
  border-radius: 24px;
  padding: clamp(3rem, 5vw, 4.5rem) clamp(2rem, 4vw, 3.5rem);
  color: var(--color-white);
  border: 1px solid rgba(16, 185, 129, 0.35);
  box-shadow: var(--shadow-xl);
  position: relative;
}

.iso-card-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.iso-seal-icon {
  width: 88px;
  height: 88px;
  background: linear-gradient(135deg, var(--color-emerald-500), #059669);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  margin-bottom: 2rem;
  box-shadow: 0 0 35px rgba(16, 185, 129, 0.45);
}

.iso-card-title {
  font-size: 1.95rem;
  color: var(--color-white);
  margin-bottom: 0.65rem;
}

.iso-card-norm {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-emerald-400);
  letter-spacing: 0.06em;
  margin-bottom: 1.5rem;
}

.iso-card-desc {
  font-size: 1.05rem;
  color: var(--color-slate-300);
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

/* ==========================================================================
   ABOUT COMPANY SECTION (A TENCE)
   ========================================================================== */
.about-section {
  padding: var(--section-padding) 0;
  background-color: var(--color-slate-50);
  border-top: 1px solid var(--color-slate-200);
  border-bottom: 1px solid var(--color-slate-200);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(3.5rem, 6vw, 6rem);
  align-items: center;
}

.about-history-content {
  display: flex;
  flex-direction: column;
}

.about-timeline {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
  margin-top: 2.75rem;
  position: relative;
  padding-left: 2.5rem;
}

.about-timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: var(--color-slate-300);
}

.timeline-milestone {
  position: relative;
}

.timeline-milestone::before {
  content: '';
  position: absolute;
  left: -2.5rem;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--color-orange-500);
  border: 3.5px solid var(--color-slate-50);
}

.timeline-year {
  font-size: 0.875rem;
  font-weight: 800;
  color: var(--color-orange-600);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.timeline-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-navy-950);
  margin-top: 0.2rem;
  margin-bottom: 0.4rem;
}

.timeline-desc {
  font-size: 0.95rem;
  color: var(--color-slate-600);
  line-height: 1.65;
}

.about-stats-side {
  background: var(--color-navy-900);
  border-radius: 24px;
  padding: clamp(3rem, 5vw, 4.25rem);
  color: var(--color-white);
  box-shadow: var(--shadow-lg);
}

.about-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem 2rem;
}

.about-stat-box {
  border-left: 3.5px solid var(--color-orange-500);
  padding-left: 1.5rem;
}

.about-stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 0.4rem;
}

.about-stat-text {
  font-size: 0.925rem;
  color: var(--color-slate-400);
  line-height: 1.5;
}

/* ==========================================================================
   TECHNICAL RFQ / QUOTATION SECTION (BALANCED, CLEAN, AIRY)
   ========================================================================== */
.rfq-section {
  padding: var(--section-padding) 0;
  background: linear-gradient(135deg, var(--color-navy-950), var(--color-navy-900));
  color: var(--color-white);
  position: relative;
}

.rfq-wrapper {
  max-width: 960px;
  margin: 0 auto;
  background: rgba(17, 34, 64, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 24px;
  padding: clamp(3rem, 6vw, 4.75rem);
  box-shadow: var(--shadow-xl), 0 0 45px rgba(0, 102, 255, 0.18);
  backdrop-filter: blur(18px);
}

.rfq-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 1.75rem;
  margin-top: 2.75rem;
}

.rfq-field-full {
  grid-column: 1 / -1;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.form-label {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--color-slate-200);
  letter-spacing: 0.01em;
}

.form-control {
  background: rgba(15, 23, 42, 0.9);
  border: 1.5px solid rgba(255, 255, 255, 0.22);
  border-radius: 12px;
  padding: 1.05rem 1.35rem;
  color: var(--color-white);
  font-size: 0.98rem;
  transition: all var(--transition-fast);
  width: 100%;
}

.form-control:focus {
  border-color: var(--color-orange-500);
  box-shadow: 0 0 0 4px rgba(255, 107, 0, 0.25);
  background: rgba(15, 23, 42, 1);
}

.form-control::placeholder {
  color: var(--color-slate-500);
}

select.form-control {
  cursor: pointer;
}

select.form-control option {
  background-color: var(--color-navy-900);
  color: var(--color-white);
  padding: 0.75rem;
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
  line-height: 1.7;
}

/* Submit Action Area with Perfect Vertical Hierarchy */
.rfq-submit-area {
  margin-top: 3rem;
  padding-top: 2.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.rfq-submit-btn {
  width: 100%;
  max-width: 480px;
  padding: 1.15rem 2.5rem;
  font-size: 1.05rem;
}

.rfq-guarantee {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-size: 0.9rem;
  color: var(--color-slate-300);
  line-height: 1.5;
  max-width: 600px;
}

.rfq-guarantee svg {
  color: var(--color-emerald-400);
  flex-shrink: 0;
}

/* ==========================================================================
   CONTACT & LOCATION SECTION
   ========================================================================== */
.contact-section {
  padding: var(--section-padding) 0;
  background-color: var(--color-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3.5rem, 6vw, 5.5rem);
}

.contact-cards-group {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 1.75rem 2rem;
  background-color: var(--color-slate-50);
  border-radius: 16px;
  border: 1px solid var(--color-slate-200);
  transition: all var(--transition-fast);
}

.contact-card:hover {
  border-color: var(--color-blue-500);
  background-color: var(--color-white);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.contact-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(0, 102, 255, 0.1);
  color: var(--color-blue-500);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-card-icon.icon-orange {
  background: rgba(255, 107, 0, 0.1);
  color: var(--color-orange-500);
}

.contact-card-icon.icon-green {
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-emerald-500);
}

.contact-card-info {
  flex: 1;
}

.contact-card-info h4 {
  font-size: 1.12rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.contact-card-info p {
  font-size: 0.98rem;
  color: var(--color-slate-600);
  line-height: 1.6;
}

.contact-card-info a {
  color: var(--color-blue-500);
  font-weight: 600;
}

.contact-card-info a:hover {
  text-decoration: underline;
}

/* Map Container */
.map-embed-wrapper {
  background-color: var(--color-slate-100);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--color-slate-200);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 440px;
}

.map-embed-wrapper iframe {
  width: 100%;
  height: 100%;
  min-height: 380px;
  border: none;
  flex-grow: 1;
}

.map-footer-bar {
  background-color: var(--color-navy-950);
  color: var(--color-white);
  padding: 1.15rem 1.6rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
}

.map-footer-bar a {
  color: var(--color-orange-400);
  font-weight: 700;
}

/* ==========================================================================
   FOOTER (SPACIOUS & ELEGANT)
   ========================================================================== */
.main-footer {
  background-color: var(--color-navy-950);
  color: var(--color-slate-400);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: clamp(5rem, 8vw, 7rem);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: clamp(2.5rem, 4vw, 4rem);
  margin-bottom: 5rem;
}

.footer-col-brand {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.footer-desc {
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--color-slate-400);
}

.footer-heading {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.5rem;
  position: relative;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.footer-links a {
  font-size: 0.94rem;
  color: var(--color-slate-400);
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-white);
  transform: translateX(5px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 2.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.885rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.75rem;
}

/* ==========================================================================
   FLOATING WHATSAPP BUTTON & MODAL
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 2.25rem;
  right: 2.25rem;
  z-index: 999;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #25d366;
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.45);
  transition: all var(--transition-normal);
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 10px 30px rgba(37, 211, 102, 0.65);
}

/* Toast / Notification Notification */
.toast-notification {
  position: fixed;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-navy-900);
  color: var(--color-white);
  border: 1px solid var(--color-emerald-500);
  padding: 1.15rem 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow-xl);
  z-index: 2000;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast-notification.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .segment-detail-grid {
    grid-template-columns: 1fr;
  }

  .quality-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .metric-item:nth-child(2)::after {
    display: none;
  }

  .engineering-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 72px;
  }

  .top-bar {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: var(--color-navy-950);
    flex-direction: column;
    align-items: flex-start;
    padding: 2.75rem 2rem;
    gap: 1.75rem;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    overflow-y: auto;
  }

  .nav-menu.open {
    transform: translateX(0);
  }

  .nav-link {
    font-size: 1.25rem;
    width: 100%;
  }

  .header-cta .btn {
    display: none;
  }

  .hero-features-list {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .rfq-form-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .rfq-wrapper {
    padding: 2.5rem 1.75rem;
  }

  .segment-info-side {
    padding: 2.5rem 1.75rem;
  }

  .segment-specs-list {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1.25rem;
    text-align: center;
  }

  .metrics-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .metric-item::after {
    display: none !important;
  }
}