/* ============================================================
   TITAN AIR BLOWERS — Premium Design System
   Version 2.0
   ============================================================ */

/* ----- Google Fonts ----- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* ----- Design Tokens ----- */
:root {
  --red:        #C51D25;
  --red-dark:   #a0151c;
  --red-glow:   rgba(197, 29, 37, 0.15);
  --green-dark: #1E2E00;
  --page-dark:  #0b1207;
  --card-dark:  #111a0a;
  --card-hover: #162009;
  --border:     rgba(255,255,255,0.07);
  --border-red: rgba(197,29,37,0.3);
  --white:      #ffffff;
  --off-white:  #f4f5f1;
  --slate:      #94a3b8;
  --slate-dark: #64748b;
  --black:      #080d05;

  --font:       'Poppins', sans-serif;
  --ease:       cubic-bezier(0.4, 0, 0.2, 1);
  --dur:        0.3s;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
  --shadow-hover: 0 20px 48px rgba(0,0,0,0.5), 0 0 0 1px rgba(197,29,37,0.2);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  background-color: var(--page-dark);
  color: var(--slate);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1,h2,h3,h4,h5,h6 { color: var(--white); font-weight: 700; line-height: 1.2; }
a { text-decoration: none; color: inherit; transition: color var(--dur) var(--ease); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { border: none; cursor: pointer; font-family: var(--font); }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* =============================================
   REVEAL ANIMATIONS
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   EYEBROW LABEL
   ============================================= */
.eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 10px;
}

/* =============================================
   SECTION HEADINGS
   ============================================= */
.section-h {
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 22px;
  padding-bottom: 14px;
  line-height: 1.18;
  display: block;
  position: relative;
}

.section-h::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 44px;
  height: 3px;
  background: var(--red);
  border-radius: 2px;
}

/* Centered context — underline centered */
.section-head .section-h::after {
  left: 50%;
  transform: translateX(-50%);
}

.section-h.dark-text { color: var(--black); }

.section-sub {
  font-size: 1rem;
  color: var(--slate);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.75;
}
.section-sub.dark-sub { color: #4a5568; }

.section-head {
  text-align: center;
  margin-bottom: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Light sections */
.dark-section  { background-color: var(--page-dark); }
.light-section { background-color: var(--off-white); }
.white-section {
  background-color: #ffffff;
  color: var(--black);
}
.white-section .section-h { color: var(--black); }
.white-section .section-sub { color: #555; }
.white-section .eyebrow { color: var(--red); }

/* Product cards on white bg */
.white-section .prod-card {
  background: #ffffff;
  border-color: #e5e7eb;
}
.white-section .prod-card:hover {
  background: #ffffff;
  border-color: var(--red);
}
.white-section .prod-card h3 { color: var(--black); }
.white-section .prod-card p { color: #4a5568; }
.white-section .prod-card--cta {
  background: #ffffff;
  border-color: rgba(197,29,37,0.2);
}
.white-section .prod-card--cta:hover {
  border-color: var(--red);
}
.white-section .prod-tags span { border-color: #e5e7eb; background: #f3f4f6; color: #4a5568; }
.white-section .prod-badge { background: rgba(197,29,37,0.08); }

/* Projects cards on white bg */
.white-section .proj-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}
.white-section .proj-card:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
  transform: translateY(-6px);
}
.white-section .proj-body h3 {
  color: var(--black);
}
.white-section .proj-body p {
  color: #4a5568;
}

/* FAQ on white bg */
.white-section .faq-item {
  background: #ffffff;
  border-color: #e5e7eb;
  box-shadow: 0 2px 12px rgba(0,0,0,0.03);
}
.white-section .faq-item:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  border-color: var(--red);
}
.white-section .faq-q { color: var(--black); }
.white-section .faq-a p { color: #4a5568; }

/* =============================================
   SECTION LAYOUT
   ============================================= */
.section { padding: 100px 0; }

.dark-section {
  background-color: var(--page-dark);
}

.light-section {
  background-color: var(--off-white);
}

/* =============================================
   BUTTONS
   ============================================= */
.btn-primary-lg {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--red);
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  transition: background-color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  letter-spacing: 0.3px;
}
.btn-primary-lg:hover {
  background-color: var(--red-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(197,29,37,0.35);
  color: var(--white);
}

.btn-ghost-lg {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: transparent;
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 15px 32px;
  border-radius: var(--radius-sm);
  border: 1.5px solid rgba(255,255,255,0.25);
  transition: all var(--dur) var(--ease);
}
.btn-ghost-lg:hover {
  border-color: rgba(255,255,255,0.6);
  background-color: rgba(255,255,255,0.07);
  color: var(--white);
}

.btn-primary-sm {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--red);
  color: var(--white);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  transition: all var(--dur) var(--ease);
  letter-spacing: 0.3px;
}
.btn-primary-sm:hover {
  background-color: var(--red-dark);
  color: var(--white);
  gap: 12px;
}

.btn-nav-cta {
  display: inline-block;
  background-color: var(--red);
  color: var(--white);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  transition: all var(--dur) var(--ease);
}
.btn-nav-cta:hover {
  background-color: var(--red-dark);
  color: var(--white);
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: all var(--dur) var(--ease);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background-color: rgba(8,13,5,0.96);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

.navbar.scrolled .nav-inner { padding: 14px 24px; }

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--red), #8b1018);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--white);
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}
.logo-name em {
  font-style: normal;
  color: var(--red);
}

.logo-sub {
  font-size: 0.62rem;
  color: var(--slate);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 3px;
}

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

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  position: relative;
  transition: color var(--dur) var(--ease);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--red);
  transition: width var(--dur) var(--ease);
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
}

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

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

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--dur) var(--ease);
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px 20px;
  background-color: rgba(8,13,5,0.98);
  border-top: 1px solid var(--border);
}

.mobile-nav a {
  display: block;
  padding: 12px 0;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  transition: color var(--dur);
}
.mobile-nav a:hover { color: var(--white); }
.mobile-nav a:last-child { border-bottom: none; }

.mobile-nav.open { display: flex; }

/* =============================================
   HERO
   ============================================= */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  background: url('https://images.unsplash.com/photo-1504328345606-18bbc8c9d7d1?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
  overflow: hidden;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    115deg,
    rgba(8,13,5,0.97) 0%,
    rgba(8,13,5,0.92) 45%,
    rgba(30,46,0,0.75) 100%
  );
  z-index: 1;
}

/* Grid lines decoration */
.hero-grid-lines {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  display: flex;
  justify-content: space-evenly;
}
.hero-grid-lines span {
  display: block;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.04), transparent);
}

.hero-content {
  position: relative;
  z-index: 3;
  padding-top: 90px;
  padding-bottom: 60px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 12px;
  background: rgba(197,29,37,0.08);
  border: 1px solid rgba(197,29,37,0.25);
  border-radius: 30px;
  margin-top: 40px;
  margin-bottom: 20px;
}

.hero-tag-text {
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  letter-spacing: 0.4px;
}

.hero-tag-divider {
  width: 1px;
  height: 14px;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
}

.hero-tag-cert {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--red);
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.hero-tag-cert i {
  font-size: 0.7rem;
}


.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--red);
  border-radius: 50%;
  flex-shrink: 0;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(197,29,37,0.6); }
  50% { box-shadow: 0 0 0 6px rgba(197,29,37,0); }
}

.hero-heading {
  font-size: clamp(2rem, 4.5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 14px;
  max-width: 760px;
}

.hero-heading span {
  color: var(--red);
}

.hero-desc {
  font-size: clamp(0.9rem, 1.3vw, 1.05rem);
  color: rgba(255,255,255,0.65);
  max-width: 560px;
  margin-bottom: 24px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

/* Metrics */
.hero-metrics {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(8px);
  padding: 16px 28px;
  width: fit-content;
}

.metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 24px;
  text-align: center;
}

.metric-num {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 4px;
}
.metric-num sup {
  font-size: 1rem;
  color: var(--red);
}

.metric-lbl {
  font-size: 0.75rem;
  color: var(--slate);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-weight: 500;
}

.metric-sep {
  width: 1px;
  height: 50px;
  background: var(--border);
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 36px;
  right: 60px;
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--slate);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  writing-mode: vertical-lr;
  flex-direction: row;
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--red), transparent);
  animation: scrollLine 1.5s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; opacity: 1; }
  60% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(1); transform-origin: bottom; opacity: 0; }
}

/* =============================================
   ABOUT STRIP
   ============================================= */
.about-strip {
  background-color: #0f1a09;
  padding: 100px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* White variant of about strip */
.about-strip--white {
  background-color: #ffffff;
  border-top: 1px solid #e5e7eb;
  border-bottom: 1px solid #e5e7eb;
}

.about-strip--white .section-h { color: var(--black); }
.about-strip--white p { color: #4a5568; }
.about-strip--white .check-list li { color: #374151; }

.about-strip-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about-strip-img {
  position: relative;
}

.about-strip-img img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  display: block;
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--red);
  color: var(--white);
  padding: 16px 22px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(197,29,37,0.4);
}

.about-strip-text { display: flex; flex-direction: column; }

.about-strip-text p {
  color: var(--slate);
  margin-bottom: 28px;
  font-size: 1rem;
  line-height: 1.8;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 36px;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
}

.check-list li i {
  color: var(--red);
  font-size: 0.85rem;
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background: var(--red-glow);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* =============================================
   PRODUCT GRID
   ============================================= */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.prod-card {
  background: var(--card-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: all var(--dur) var(--ease);
  position: relative;
  overflow: hidden;
}

.prod-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(197,29,37,0.05), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  pointer-events: none;
}

.prod-card:hover {
  transform: translateY(-6px);
  border-color: var(--red);
  background: var(--card-hover);
}

.prod-card:hover::before { opacity: 1; }

.prod-card--featured {
  border-color: var(--red);
  background: linear-gradient(160deg, #1a0608 0%, var(--card-dark) 60%);
}

.prod-card--cta {
  background: linear-gradient(135deg, #1a0c0d, var(--card-dark));
  border: 1px solid var(--border-red);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
}

.prod-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.prod-icon {
  width: 48px;
  height: 48px;
  background: var(--red-glow);
  border: 1px solid var(--border-red);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--red);
  flex-shrink: 0;
  transition: all var(--dur) var(--ease);
}

.prod-card:hover .prod-icon {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

.prod-badge {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--red);
  background: var(--red-glow);
  border: 1px solid var(--border-red);
  padding: 4px 10px;
  border-radius: 30px;
}

.prod-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.3;
}

.prod-card p {
  font-size: 0.88rem;
  color: var(--slate);
  line-height: 1.7;
}

.prod-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.prod-tags span {
  display: inline-block;
  font-size: 0.73rem;
  font-weight: 500;
  padding: 4px 10px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  border-radius: 30px;
  color: var(--slate);
}

.prod-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--red);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: auto;
  padding-top: 12px;
  transition: gap var(--dur) var(--ease), color var(--dur) var(--ease);
}
.prod-link:hover { gap: 12px; color: #ff3a3a; }

/* =============================================
   INDUSTRY GRID
   ============================================= */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.industry-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  border: 1px solid #e5e7eb;
  transition: all var(--dur) var(--ease);
}

.industry-card:hover {
  transform: translateY(-6px);
  border-color: var(--red);
}

.industry-icon {
  width: 52px;
  height: 52px;
  background: rgba(197,29,37,0.08);
  border: 1px solid rgba(197,29,37,0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--red);
  margin-bottom: 18px;
  transition: all var(--dur) var(--ease);
}

.industry-card:hover .industry-icon {
  background: var(--red);
  color: var(--white);
}

.industry-card h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 10px;
}

.industry-card p {
  font-size: 0.87rem;
  color: #555;
  line-height: 1.7;
  margin-bottom: 16px;
}

.ind-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ind-tags span {
  font-size: 0.72rem;
  font-weight: 500;
  padding: 4px 10px;
  border: 1px solid #e0e0e0;
  background: #f5f5f5;
  border-radius: 30px;
  color: #555;
}

/* =============================================
   WHY CHOOSE US
   ============================================= */
#why {
  position: relative;
  overflow: hidden;
}
@media (min-width: 1025px) {
  #why {
    height: 100vh;
    min-height: 720px;
    display: flex;
    align-items: center;
    padding: 0;
  }
}
#why .container {
  position: relative;
  z-index: 2;
  width: 100%;
}

.section-grid-lines {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  display: flex;
  justify-content: space-evenly;
}
.section-grid-lines span {
  display: block;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.02), transparent);
}

.why-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: start;
}

.why-left {
  position: sticky;
  top: 100px;
}

.why-left p {
  color: var(--slate);
  line-height: 1.8;
  margin-bottom: 0;
}

.why-stat-row {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.why-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.why-stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.04em;
  line-height: 1;
  text-shadow: 0 0 15px rgba(197, 29, 37, 0.35);
}

.why-stat sup {
  font-size: 1rem;
  color: var(--red);
}

.why-stat-lbl {
  font-size: 0.75rem;
  color: var(--slate);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.why-right {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.why-card {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 18px;
  padding: 24px 28px;
  background: transparent;
  border-right: 1px solid rgba(255,255,255,0.07);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: background var(--dur) var(--ease);
}

/* Remove right border on even items (right column) */
.why-card:nth-child(2n) {
  border-right: none;
}

/* Remove bottom border on last two items (bottom row) */
.why-card:nth-last-child(-n+2) {
  border-bottom: none;
}

.why-card:hover {
  background: rgba(255,255,255,0.03);
}

.why-card-icon {
  width: 44px;
  height: 44px;
  background: var(--red-glow);
  border: 1px solid var(--border-red);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--red);
  flex-shrink: 0;
  transition: all var(--dur) var(--ease);
}

.why-card:hover .why-card-icon {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

.why-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 4px;
}

.why-card p {
  font-size: 0.85rem;
  color: var(--slate);
  line-height: 1.65;
}

/* =============================================
   PROCESS
   ============================================= */
.process-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
}

.process-line {
  position: absolute;
  top: 28px;
  left: calc(8.33% + 28px);
  right: calc(8.33% + 28px);
  height: 2px;
  background: linear-gradient(to right, var(--red), rgba(197,29,37,0.2));
  z-index: 0;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 8px;
  position: relative;
  z-index: 1;
}

.ps-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--card-dark);
  border: 2px solid var(--red);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  flex-shrink: 0;
  transition: all var(--dur) var(--ease);
}

.ps-circle span {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--red);
}

.process-step:hover .ps-circle {
  background: var(--red);
}

.process-step:hover .ps-circle span {
  color: var(--white);
}

.ps-body h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 6px;
}

.ps-body p {
  font-size: 0.8rem;
  color: #555;
  line-height: 1.6;
}

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

.proj-card {
  background: var(--card-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--dur) var(--ease);
}

.proj-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.proj-img {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.proj-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.proj-card:hover .proj-img img {
  transform: scale(1.07);
}

.proj-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 16px;
}

.proj-cat {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: var(--red);
  color: var(--white);
  padding: 5px 12px;
  border-radius: 30px;
}

.proj-body {
  padding: 22px 24px;
}

.proj-body h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
}

.proj-body p {
  font-size: 0.85rem;
  color: var(--slate);
  line-height: 1.65;
}

/* =============================================
   TESTIMONIALS
   ============================================= */
.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.testi-card {
  background: var(--white);
  border: 1px solid #e5e7eb;
  border-top: 4px solid transparent;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: all var(--dur) var(--ease);
}

.testi-card:hover {
  border-top-color: var(--red);
  box-shadow: 0 12px 32px rgba(0,0,0,0.1);
  transform: translateY(-4px);
}

.testi-card--featured {
  border-top-color: var(--red);
  box-shadow: 0 12px 40px rgba(0,0,0,0.1);
}

.testi-quote {
  font-size: 1.6rem;
  color: var(--red);
  margin-bottom: 16px;
  opacity: 0.7;
}

.testi-card p {
  font-size: 0.9rem;
  color: #374151;
  line-height: 1.75;
  margin-bottom: 24px;
  font-style: italic;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid #e5e7eb;
}

.testi-avatar {
  width: 44px;
  height: 44px;
  background: rgba(197,29,37,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  flex-shrink: 0;
}

.testi-author strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--black);
}

.testi-author span {
  font-size: 0.78rem;
  color: #6b7280;
}

/* =============================================
   FAQ
   ============================================= */
.faq-wrap { max-width: 780px; margin-inline: auto; }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--card-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur) var(--ease);
}

.faq-q:hover { color: var(--red); }
.faq-q.open { color: var(--red); }

.faq-icon {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  flex-shrink: 0;
  transition: all var(--dur) var(--ease);
}

.faq-q.open .faq-icon {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s var(--ease);
}

.faq-a p {
  padding: 4px 24px 20px;
  color: var(--slate);
  font-size: 0.9rem;
  line-height: 1.75;
}

/* =============================================
   CTA SECTION
   ============================================= */
.cta-section {
  position: relative;
  padding: 120px 0;
  background: url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
  overflow: hidden;
}

.cta-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(8,13,5,0.97) 0%,
    rgba(30,46,0,0.9) 60%,
    rgba(8,13,5,0.97) 100%
  );
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.cta-content h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--white);
  margin: 12px 0 20px;
  letter-spacing: -0.02em;
}

.cta-content p {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto 40px;
  line-height: 1.75;
}

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

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--black);
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding: 72px 24px 60px;
}

.footer-brand p {
  color: var(--slate);
  font-size: 0.88rem;
  line-height: 1.75;
  margin: 16px 0 24px;
}

.social-row {
  display: flex;
  gap: 10px;
}

.social-row a {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--slate);
  font-size: 0.85rem;
  transition: all var(--dur) var(--ease);
}

.social-row a:hover {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-col h5 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul li a,
.footer-col ul li {
  font-size: 0.87rem;
  color: var(--slate);
  transition: color var(--dur) var(--ease);
}

.footer-col ul li a:hover { color: var(--white); }

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.footer-contact-list i {
  color: var(--red);
  margin-top: 3px;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 24px;
}

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

.footer-bottom p {
  font-size: 0.82rem;
  color: var(--slate-dark);
}

.back-top {
  width: 38px;
  height: 38px;
  background: var(--red);
  color: var(--white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: all var(--dur) var(--ease);
}

.back-top:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .about-strip-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-strip-img img { height: 380px; }
  .why-grid { grid-template-columns: 1fr; gap: 48px; }
  .why-left { position: relative; top: 0; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .process-track { grid-template-columns: repeat(3, 1fr); gap: 40px; }
  .process-line { display: none; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }

  .nav-menu { display: none; }
  .nav-hamburger { display: flex; }
  .btn-nav-cta { display: none; }

  .hero-content { padding-top: 120px; }
  .hero-heading { font-size: clamp(2rem, 8vw, 2.8rem); }
  .hero-metrics {
    padding: 20px;
    flex-wrap: wrap;
    gap: 16px;
    width: 100%;
  }
  .metric { padding: 0 12px; }
  .metric-sep { display: none; }

  .product-grid { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; }
  .process-track { grid-template-columns: repeat(2, 1fr); }

  .why-stat-row { gap: 24px; }
  .why-right { grid-template-columns: 1fr; }
  .why-card { border-right: none; }
  .why-card:nth-last-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,0.07); }
  .why-card:last-child { border-bottom: none; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; padding: 48px 24px 40px; }

  .about-badge { bottom: 12px; right: 12px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .cta-actions { flex-direction: column; }
  .process-track { grid-template-columns: 1fr; }
}

/* =============================================
   SUBPAGE: PAGE BANNER
   ============================================= */
.page-banner {
  position: relative;
  padding: 120px 0 80px;
  background: linear-gradient(115deg, rgba(8,13,5,0.96) 0%, rgba(30,46,0,0.88) 100%), 
              url('https://images.unsplash.com/photo-1504917595217-d4dc5ebe6122?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
  text-align: center;
  border-bottom: 1px solid var(--border);
  margin-top: 80px;
  overflow: hidden;
}
.page-banner h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  line-height: 1.1;
}
.page-banner p {
  font-size: clamp(0.95rem, 1.2vw, 1.15rem);
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin: 0 auto 24px;
  line-height: 1.6;
}
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 6px 18px;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--slate);
}
.breadcrumb a {
  color: var(--white);
  transition: color var(--dur);
}
.breadcrumb a:hover {
  color: var(--red);
}
.breadcrumb span {
  color: var(--red);
  font-weight: 600;
}

/* =============================================
   SUBPAGE: COMPANY OVERVIEW & CHECKLIST
   ============================================= */
.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.overview-img img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border);
}

/* =============================================
   SUBPAGE: VALUES GRID
   ============================================= */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.value-card {
  background: var(--card-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px;
  transition: all var(--dur) var(--ease);
}
.value-card:hover {
  transform: translateY(-6px);
  border-color: var(--red);
  background: var(--card-hover);
}
.value-icon {
  width: 48px;
  height: 48px;
  background: var(--red-glow);
  border: 1px solid var(--border-red);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--red);
  margin-bottom: 20px;
  transition: all var(--dur) var(--ease);
}
.value-card:hover .value-icon {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}
.value-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 12px;
}
.value-card p {
  font-size: 0.88rem;
  color: var(--slate);
  line-height: 1.7;
}

/* =============================================
   SUBPAGE: LEADERSHIP & QA
   ============================================= */
.qa-lead-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.qa-card {
  background: var(--card-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 48px 40px;
  position: relative;
  transition: all var(--dur) var(--ease);
}
.qa-card:hover {
  border-color: var(--red);
}
.qa-card h2.section-title {
  font-size: 1.8rem;
  color: var(--white);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.qa-card h2.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--red);
}
.qa-card p {
  font-size: 0.95rem;
  color: var(--slate);
  line-height: 1.7;
}
.qa-card blockquote {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--white);
  margin: 20px 0;
  padding-left: 20px;
  border-left: 4px solid var(--red);
  line-height: 1.7;
}

/* =============================================
   SUBPAGE: STATS (ABOUT ADAPTATION)
   ============================================= */
/* Responsive adjustments */
@media (max-width: 1024px) {
  .overview-grid { grid-template-columns: 1fr; gap: 48px; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .qa-lead-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .values-grid { grid-template-columns: 1fr; }
}

/* =============================================
   ABOUT PAGE: TIMELINE AND TEAM GRIDS
   ============================================= */
.timeline-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}
.timeline-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius-md);
  padding: 36px 30px;
  position: relative;
  transition: all var(--dur) var(--ease);
}
.timeline-card:hover {
  transform: translateY(-6px);
  border-color: var(--red);
}
.time-badge {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--white);
  background: var(--red);
  padding: 6px 14px;
  border-radius: 30px;
  margin-bottom: 20px;
}
.timeline-card h4 {
  font-size: 1.05rem;
  color: var(--black);
  margin-bottom: 12px;
}
.timeline-card p {
  font-size: 0.88rem;
  color: #4a5568;
  line-height: 1.65;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.team-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  text-align: center;
  transition: all var(--dur) var(--ease);
}
.team-card:hover {
  transform: translateY(-6px);
  border-color: var(--red);
}
.team-icon {
  width: 52px;
  height: 52px;
  background: rgba(197,29,37,0.06);
  border: 1px solid rgba(197,29,37,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--red);
  margin: 0 auto 20px;
  transition: all var(--dur) var(--ease);
}
.team-card:hover .team-icon {
  background: var(--red);
  color: var(--white);
}
.team-card h4 {
  font-size: 1.05rem;
  color: var(--black);
  margin-bottom: 10px;
}
.team-card p {
  font-size: 0.88rem;
  color: #4a5568;
  line-height: 1.65;
}

@media (max-width: 768px) {
  .timeline-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
}

/* =============================================
   ABOUT LIGHT THEME CARD OVERRIDES
   ============================================= */
.light-section .value-card,
.white-section .value-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
}
.light-section .value-card:hover,
.white-section .value-card:hover {
  background: #ffffff;
  border-color: var(--red);
}
.light-section .value-card h3,
.white-section .value-card h3 {
  color: var(--black);
}
.light-section .value-card p,
.white-section .value-card p {
  color: #4a5568;
}

.light-section .qa-card,
.white-section .qa-card {
  background: #ffffff;
  border: 1px solid #e5e7eb;
}
.light-section .qa-card:hover,
.white-section .qa-card:hover {
  border-color: var(--red);
}
.light-section .qa-card h2.section-title,
.white-section .qa-card h2.section-title {
  color: var(--black);
}
.light-section .qa-card p,
.white-section .qa-card p {
  color: #4a5568;
}
.light-section .qa-card blockquote,
.white-section .qa-card blockquote {
  color: var(--black);
  border-left-color: var(--red);
}

/* =============================================
   ABOUT PAGE: CLEAN MINIMALIST STATS BAR
   ============================================= */
.clean-stats-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: var(--radius-md);
  padding: 40px 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}
.clean-stat {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.clean-stat-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--black);
  letter-spacing: -0.04em;
  line-height: 1;
}
.clean-stat-num sup {
  color: var(--red);
  font-size: 1.5rem;
}
.clean-stat-lbl {
  font-size: 0.8rem;
  color: #6b7280;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.clean-stat-sep {
  width: 1px;
  height: 50px;
  background: #e5e7eb;
}

@media (max-width: 768px) {
  .clean-stats-row {
    flex-direction: column;
    gap: 32px;
    padding: 40px;
  }
  .clean-stat-sep {
    width: 80%;
    height: 1px;
    background: #e5e7eb;
  }
}

/* =============================================
   ABOUT PAGE: OVERVIEW CHECKLIST OVERRIDES
   ============================================= */
.white-section .check-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.white-section .check-list li {
  color: #4a5568;
  font-size: 0.95rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
}
.white-section .check-list li i {
  color: var(--red);
  background: rgba(197, 29, 37, 0.08);
  font-size: 0.8rem;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}