/* ============================================================
   VODATROX — Brand Design System
   Version 2.0 | 2025
   ============================================================ */

/* ----------------------------------------------------------
   01. DESIGN TOKENS
   ---------------------------------------------------------- */
:root {
  /* Brand Colors */
  --red:        #D80E0E;
  --red-dark:   #A80B0B;
  --red-muted:  rgba(216, 14, 14, 0.08);

  /* Neutrals */
  --ink-900:    #080808;
  --ink-800:    #111111;
  --ink-700:    #1A1A1A;
  --ink-500:    #555555;
  --ink-400:    #888888;
  --ink-300:    #BBBBBB;

  --stone-200:  #E8E8E8;
  --stone-100:  #F4F4F4;
  --stone-50:   #FAFAFA;

  --white:      #FFFFFF;

  /* Typography */
  --font-sans:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Space Grotesk', var(--font-sans);

  /* Sizing */
  --container:     1200px;
  --section-py:    96px;
  --section-py-sm: 64px;

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

  /* Shadows */
  --shadow-xs: 0 1px 3px rgba(0,0,0,0.07);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.07);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.09);
  --shadow-lg: 0 24px 64px rgba(0,0,0,0.12);

  /* Transitions */
  --t-fast: 180ms ease;
  --t:      260ms ease;
  --t-slow: 400ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  /* Offset anchor scroll targets so fixed nav doesn't cover them */
  scroll-padding-top: 72px;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-700);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul { list-style: none; }

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-sans);
}

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

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ----------------------------------------------------------
   04. SECTION ANATOMY
   ---------------------------------------------------------- */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 18px;
}

.section-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--red);
  flex-shrink: 0;
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--ink-800);
}

.section-subheading {
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-500);
  max-width: 580px;
}

.section-header {
  margin-bottom: 60px;
}

.section-header.centered {
  text-align: center;
}

.section-header.centered .section-tag {
  justify-content: center;
}

.section-header.centered .section-tag::before {
  display: none;
}

.section-header.centered .section-subheading {
  margin: 18px auto 0;
}

/* ----------------------------------------------------------
   05. BUTTONS
   ---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
  transition: all var(--t);
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--red);
  color: var(--white);
  border: 2px solid var(--red);
}

.btn-primary:hover {
  background: var(--red-dark);
  border-color: var(--red-dark);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(216, 14, 14, 0.28);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.35);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  color: var(--white);
}

.btn-outline-dark {
  background: transparent;
  color: var(--ink-800);
  border: 2px solid var(--stone-200);
}

.btn-outline-dark:hover {
  border-color: var(--ink-800);
  color: var(--ink-800);
  transform: translateY(-1px);
}

/* ----------------------------------------------------------
   06. PRELOADER
   ---------------------------------------------------------- */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--ink-900);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.preloader-logo svg {
  width: 48px;
  height: 54px;
  fill: var(--red);
  animation: preloader-pulse 1.2s ease-in-out infinite;
}

@keyframes preloader-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.92); }
}

.preloader-bar {
  width: 120px;
  height: 2px;
  background: var(--ink-700);
  border-radius: 2px;
  overflow: hidden;
}

.preloader-bar-fill {
  width: 0;
  height: 100%;
  background: var(--red);
  border-radius: 2px;
  animation: preloader-fill 1.4s ease forwards;
}

@keyframes preloader-fill {
  to { width: 100%; }
}

/* ----------------------------------------------------------
   07. NAVIGATION
   ---------------------------------------------------------- */
#vdx-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all var(--t);
}

.vdx-nav {
  display: flex;
  align-items: center;
  gap: 40px;
  padding: 22px 28px;
  max-width: var(--container);
  margin: 0 auto;
  transition: padding var(--t);
}

#vdx-header.scrolled .vdx-nav {
  padding: 14px 28px;
}

#vdx-header.scrolled {
  background: rgba(8, 8, 8, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
  margin-right: auto;
}

.nav-brand svg.nav-mark {
  width: 32px;
  height: 36px;
  fill: var(--red);
}

.nav-brand-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.72);
  transition: color var(--t-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--red);
  transition: width var(--t-fast);
}

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

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

.nav-cta {
  flex-shrink: 0;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  cursor: pointer;
  background: none;
  border: none;
  flex-shrink: 0;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--white);
  transition: all var(--t-fast);
}

.nav-hamburger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-hamburger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile nav drawer */
.nav-mobile-drawer {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--ink-900);
  z-index: 999;
  flex-direction: column;
  padding: 100px 28px 40px;
  gap: 0;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.nav-mobile-drawer a {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  color: rgba(255,255,255,0.55);
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color var(--t-fast);
}

.nav-mobile-drawer a:hover {
  color: var(--white);
}

.nav-mobile-drawer .btn {
  margin-top: 32px;
  width: fit-content;
}

/* ----------------------------------------------------------
   08. HERO
   ---------------------------------------------------------- */
#hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  background: var(--ink-900);
}

/* Video background */
#hero-video-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(
    135deg,
    rgba(8,8,8,0.96) 0%,
    rgba(8,8,8,0.88) 50%,
    rgba(8,8,8,0.92) 100%
  );
}

/* Subtle red glow */
.hero-glow {
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(216,14,14,0.12) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

/* Grid pattern */
.hero-grid-pattern {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 120px 28px 80px;
  max-width: var(--container);
  margin: 0 auto;
  width: 100%;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 14px 6px 10px;
  background: rgba(216,14,14,0.12);
  border: 1px solid rgba(216,14,14,0.25);
  border-radius: 100px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #FF6666;
  margin-bottom: 32px;
}

.hero-eyebrow .dot {
  width: 6px;
  height: 6px;
  background: var(--red);
  border-radius: 50%;
  animation: blink 1.8s ease infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

.hero-heading {
  font-family: var(--font-display);
  font-size: clamp(40px, 6vw, 78px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 24px;
  max-width: 860px;
}

.hero-heading em {
  font-style: normal;
  color: var(--red);
}

.hero-desc {
  font-size: clamp(16px, 2vw, 18px);
  line-height: 1.7;
  color: rgba(255,255,255,0.58);
  max-width: 560px;
  margin-bottom: 44px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 72px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,0.48);
}

.hero-trust-item strong {
  font-weight: 700;
  color: var(--white);
}

.hero-trust-sep {
  width: 1px;
  height: 14px;
  background: rgba(255,255,255,0.15);
}

/* Scroll cue */
.scroll-cue {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.28);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-cue-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.28), transparent);
  animation: scroll-line 2s ease infinite;
}

@keyframes scroll-line {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  100% { transform: scaleY(1); transform-origin: bottom; opacity: 0; }
}

/* ----------------------------------------------------------
   09. MARQUEE / TICKER
   ---------------------------------------------------------- */
.marquee-section {
  background: var(--red);
  padding: 14px 0;
  overflow: hidden;
  position: relative;
  z-index: 5;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 28s linear infinite;
}

.marquee-content {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  padding-right: 0;
}

.marquee-item {
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 0 28px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.88);
  white-space: nowrap;
}

.marquee-dot {
  width: 4px;
  height: 4px;
  background: rgba(255,255,255,0.5);
  border-radius: 50%;
  flex-shrink: 0;
}

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

/* ----------------------------------------------------------
   10. ABOUT
   ---------------------------------------------------------- */
#about {
  padding: var(--section-py) 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text .section-heading {
  margin-bottom: 20px;
}

.about-lead {
  font-size: 17px;
  line-height: 1.72;
  color: var(--ink-500);
  margin-bottom: 32px;
}

.about-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 40px;
}

.about-pillar {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--stone-50);
  border: 1px solid var(--stone-200);
  border-radius: var(--radius);
  transition: border-color var(--t), background var(--t);
}

.about-pillar:hover {
  border-color: rgba(216,14,14,0.2);
  background: var(--red-muted);
}

.about-pillar-icon {
  width: 32px;
  height: 32px;
  background: var(--red);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--white);
}

.about-pillar-icon svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.about-pillar-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-800);
  line-height: 1.4;
  margin-top: 2px;
}

/* About visual */
.about-visual {
  position: relative;
}

.about-visual-card {
  position: relative;
  background: var(--ink-900);
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/4.5;
  display: flex;
  align-items: flex-end;
}

.about-visual-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 30%, rgba(216,14,14,0.18) 0%, transparent 60%),
    linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.about-visual-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -60%);
  width: 130px;
  opacity: 0.12;
}

.about-visual-logo svg {
  fill: var(--white);
}

.about-badge-founded {
  position: relative;
  z-index: 1;
  margin: 0 28px 28px;
  padding: 20px 24px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
}

.about-badge-founded .year {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  color: var(--red);
  line-height: 1;
}

.about-badge-founded .label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-top: 4px;
}

.about-float-stat {
  position: absolute;
  top: 28px;
  right: -20px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}

.about-float-stat .num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--ink-800);
  line-height: 1;
}

.about-float-stat .lbl {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-top: 4px;
}

/* ----------------------------------------------------------
   11. SERVICES
   ---------------------------------------------------------- */
#services {
  padding: var(--section-py) 0;
  background: var(--stone-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--stone-200);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  transition: all var(--t);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t);
}

.service-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card:hover::after {
  transform: scaleX(1);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: var(--red-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  flex-shrink: 0;
  transition: background var(--t);
}

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

.service-icon svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.service-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink-800);
  line-height: 1.3;
}

.service-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-500);
  flex: 1;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--red);
  margin-top: 8px;
  opacity: 0;
  transform: translateX(-6px);
  transition: all var(--t);
}

.service-link svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  transition: transform var(--t);
}

.service-card:hover .service-link {
  opacity: 1;
  transform: translateX(0);
}

.service-card:hover .service-link svg {
  transform: translateX(3px);
}

/* ----------------------------------------------------------
   12. STATS
   ---------------------------------------------------------- */
#stats {
  padding: 80px 0;
  background: var(--ink-900);
  position: relative;
  overflow: hidden;
}

#stats::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(216,14,14,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
}

.stat-block {
  padding: 40px 32px;
  border-right: 1px solid rgba(255,255,255,0.06);
  position: relative;
  text-align: center;
}

.stat-block:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.03em;
}

.stat-number span.suffix {
  color: var(--red);
}

.stat-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.38);
}

/* ----------------------------------------------------------
   13. PROCESS
   ---------------------------------------------------------- */
#process {
  padding: var(--section-py) 0;
  background: var(--white);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
  margin-top: 60px;
}

/* connector line */
.process-steps::before {
  content: '';
  position: absolute;
  top: 26px;
  left: calc(12.5% + 2px);
  right: calc(12.5% + 2px);
  height: 1px;
  background: var(--stone-200);
  z-index: 0;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 52px;
  height: 52px;
  background: var(--white);
  border: 2px solid var(--stone-200);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink-400);
  margin-bottom: 24px;
  transition: all var(--t);
  position: relative;
}

.process-step:hover .step-number {
  border-color: var(--red);
  color: var(--red);
  background: var(--red-muted);
  transform: scale(1.1);
}

.step-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-800);
  margin-bottom: 10px;
}

.step-desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-500);
}

/* ----------------------------------------------------------
   14. PORTFOLIO
   ---------------------------------------------------------- */
#portfolio {
  padding: var(--section-py) 0;
  background: var(--stone-50);
}

.portfolio-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-500);
  border: 1.5px solid var(--stone-200);
  background: var(--white);
  cursor: pointer;
  transition: all var(--t-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.portfolio-item {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4/3;
  background: var(--stone-200);
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8,8,8,0.9) 0%, rgba(8,8,8,0.3) 50%, transparent 100%);
  opacity: 0;
  transition: opacity var(--t);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-category {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 6px;
}

.portfolio-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
}

.portfolio-zoom {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  opacity: 0;
  transition: opacity var(--t);
}

.portfolio-item:hover .portfolio-zoom {
  opacity: 1;
}

.portfolio-zoom svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

/* ----------------------------------------------------------
   15. TEAM
   ---------------------------------------------------------- */
#team {
  padding: var(--section-py) 0;
  background: var(--white);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.team-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--stone-50);
  border: 1px solid var(--stone-200);
  transition: box-shadow var(--t), transform var(--t);
}

.team-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.team-photo {
  position: relative;
  aspect-ratio: 3/3.5;
  overflow: hidden;
  background: var(--stone-200);
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  transition: transform var(--t-slow);
}

.team-card:hover .team-photo img {
  transform: scale(1.04);
}

.team-socials-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 16px 16px;
  background: linear-gradient(to top, rgba(8,8,8,0.85), transparent);
  display: flex;
  gap: 8px;
  justify-content: center;
  transform: translateY(100%);
  transition: transform var(--t);
}

.team-card:hover .team-socials-overlay {
  transform: translateY(0);
}

.team-social-link {
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 13px;
  transition: background var(--t-fast), border-color var(--t-fast);
}

.team-social-link:hover {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
}

.team-social-link .social-icon {
  width: 14px;
  height: 14px;
  display: block;
}

.footer-social .social-icon {
  width: 14px;
  height: 14px;
  display: block;
}

/* Make team socials always visible on touch devices and narrow screens —
   the previous (hover: none) rule wasn't firing in every mobile browser. */
@media (max-width: 768px) {
  .team-socials-overlay {
    transform: translateY(0) !important;
    background: linear-gradient(to top, rgba(8,8,8,0.92), rgba(8,8,8,0.45) 70%, transparent);
    padding: 28px 16px 14px;
  }
}

.team-info {
  padding: 20px;
}

.team-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-800);
  margin-bottom: 4px;
}

.team-role {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 10px;
}

.team-bio {
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-500);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ----------------------------------------------------------
   16. TESTIMONIALS
   ---------------------------------------------------------- */
#testimonials {
  padding: var(--section-py) 0;
  background: var(--ink-900);
  position: relative;
  overflow: hidden;
}

#testimonials::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(216,14,14,0.06) 0%, transparent 65%);
  pointer-events: none;
}

#testimonials .section-heading {
  color: var(--white);
}

#testimonials .section-tag {
  color: rgba(255,100,100,0.9);
}

#testimonials .section-tag::before {
  background: rgba(255,100,100,0.9);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: border-color var(--t), background var(--t);
}

.testimonial-card:hover {
  border-color: rgba(216,14,14,0.3);
  background: rgba(255,255,255,0.06);
}

.testimonial-quote-mark {
  font-family: Georgia, serif;
  font-size: 56px;
  line-height: 1;
  color: var(--red);
  opacity: 0.6;
  height: 32px;
  display: block;
}

.testimonial-text {
  font-size: 15px;
  line-height: 1.75;
  color: rgba(255,255,255,0.7);
  flex: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.testimonial-author-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
}

.testimonial-author-title {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin-top: 2px;
}

/* ----------------------------------------------------------
   17. CLIENTS
   ---------------------------------------------------------- */
#clients {
  padding: 64px 0;
  background: var(--white);
  border-top: 1px solid var(--stone-200);
  border-bottom: 1px solid var(--stone-200);
}

.clients-label {
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-300);
  margin-bottom: 40px;
}

.clients-scroll {
  overflow: hidden;
  position: relative;
}

/* Fade edges */
.clients-scroll::before,
.clients-scroll::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.clients-scroll::before {
  left: 0;
  background: linear-gradient(to right, var(--white), transparent);
}

.clients-scroll::after {
  right: 0;
  background: linear-gradient(to left, var(--white), transparent);
}

.clients-track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.clients-group {
  display: flex;
  align-items: center;
  gap: 60px;
  padding: 0 30px;
  flex-shrink: 0;
}

.client-logo {
  height: 36px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.45);
  transition: filter var(--t);
}

.client-logo:hover {
  filter: grayscale(0%) opacity(1);
}

/* ----------------------------------------------------------
   18. CTA BANNER
   ---------------------------------------------------------- */
#cta-banner {
  padding: 100px 0;
  background: var(--red);
  position: relative;
  overflow: hidden;
}

#cta-banner::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
  pointer-events: none;
}

.cta-inner {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-heading {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 16px;
}

.cta-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.76);
  margin-bottom: 40px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.btn-white {
  background: var(--white);
  color: var(--red);
  border: 2px solid var(--white);
  font-weight: 700;
}

.btn-white:hover {
  background: transparent;
  color: var(--white);
  transform: translateY(-1px);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
}

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

/* ----------------------------------------------------------
   19. CONTACT
   ---------------------------------------------------------- */
#contact {
  padding: var(--section-py) 0;
  background: var(--stone-50);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.contact-info-items {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 40px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  background: var(--red-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.contact-info-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-400);
  margin-bottom: 6px;
}

.contact-info-value {
  font-size: 14px;
  color: var(--ink-700);
  line-height: 1.6;
}

.contact-info-value a {
  color: var(--ink-700);
  transition: color var(--t-fast);
}

.contact-info-value a:hover {
  color: var(--red);
}

/* Contact Form */
.contact-form-card {
  background: var(--white);
  border: 1px solid var(--stone-200);
  border-radius: var(--radius-xl);
  padding: 48px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 20px;
}

.form-group label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-500);
}

.form-control {
  width: 100%;
  padding: 13px 16px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink-800);
  background: var(--stone-50);
  border: 1.5px solid var(--stone-200);
  border-radius: var(--radius-sm);
  transition: border-color var(--t-fast), background var(--t-fast);
  outline: none;
  resize: none;
}

.form-control::placeholder {
  color: var(--ink-300);
}

.form-control:focus {
  border-color: var(--red);
  background: var(--white);
}

textarea.form-control {
  min-height: 120px;
}

.form-submit {
  width: 100%;
  justify-content: center;
  padding: 15px;
  font-size: 15px;
}

/* ----------------------------------------------------------
   20. FOOTER
   ---------------------------------------------------------- */
#vdx-footer {
  background: var(--ink-900);
  color: rgba(255,255,255,0.55);
}

.footer-main {
  padding: 72px 0 48px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-brand {}

.footer-brand .nav-brand {
  margin-bottom: 18px;
  margin-right: 0;
}

.footer-tagline {
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255,255,255,0.42);
  margin-bottom: 24px;
  max-width: 260px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-social {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 13px;
  transition: all var(--t-fast);
}

.footer-social:hover {
  background: var(--red);
  border-color: var(--red);
  color: var(--white);
}

.footer-col-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  transition: color var(--t-fast);
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 12px;
  color: rgba(255,255,255,0.28);
}

.footer-copy span {
  color: var(--red);
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  font-size: 12px;
  color: rgba(255,255,255,0.28);
  transition: color var(--t-fast);
}

.footer-legal a:hover {
  color: rgba(255,255,255,0.6);
}

/* ----------------------------------------------------------
   21. SCROLL REVEAL ANIMATIONS
   ---------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ----------------------------------------------------------
   22. RESPONSIVE
   ---------------------------------------------------------- */
@media (max-width: 1100px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 900px) {
  :root {
    --section-py: 72px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-visual {
    display: none;
  }

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

  .stat-block {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding: 32px 24px;
  }

  .stat-block:nth-child(2n) {
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .stat-block:last-child,
  .stat-block:nth-last-child(2) {
    border-bottom: none;
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

  .process-steps::before {
    display: none;
  }

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

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

  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: 0 auto;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

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

  .hero-heading {
    font-size: clamp(34px, 8vw, 52px);
  }

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

  .services-grid {
    grid-template-columns: 1fr;
  }

  .about-pillars {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form-card {
    padding: 28px 20px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

@media (max-width: 540px) {
  .team-grid {
    grid-template-columns: 1fr;
    max-width: 380px;
    margin: 0 auto;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stat-block {
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }

  .stat-block:last-child {
    border-bottom: none;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }
}

/* ----------------------------------------------------------
   23. MISC / OVERRIDES
   ---------------------------------------------------------- */

/* PrettyPhoto override */
div.pp_default .pp_nav .pp_next,
div.pp_default .pp_nav .pp_previous {
  height: 40px;
}

/* ----------------------------------------------------------
   WhatsApp Floating Button
   ---------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 200;
  width: 56px;
  height: 56px;
  background: #25D366;
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  transition: all var(--t);
  text-decoration: none;
}

.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(37, 211, 102, 0.35);
  animation: whatsapp-pulse 2.4s ease-out infinite;
}

@keyframes whatsapp-pulse {
  0%   { transform: scale(1); opacity: 0.8; }
  70%  { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(1.4); opacity: 0; }
}

.whatsapp-float:hover {
  background: #1ebe5d;
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.55);
  color: var(--white);
}

.whatsapp-float svg {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.whatsapp-tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--ink-800);
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--t-fast);
}

.whatsapp-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--ink-800);
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
}

@media (max-width: 540px) {
  .whatsapp-float {
    width: 50px;
    height: 50px;
    bottom: 20px;
    right: 20px;
  }

  .whatsapp-float svg {
    width: 22px;
    height: 22px;
  }
}

/* Scroll to top */
.scroll-top {
  position: fixed;
  bottom: 96px;
  right: 30px;
  width: 40px;
  height: 40px;
  background: var(--ink-700);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: all var(--t);
  box-shadow: 0 2px 12px rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.08);
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--red);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(216,14,14,0.35);
}

.scroll-top svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* ==============================================================
   24. MOBILE UX FIXES — Comprehensive pass for 90% mobile audience
   ============================================================== */

/* ----------------------------------------------------------
   A. Touch Interaction Fixes
      Items hidden behind hover-only opacity/transform are
      permanently shown on devices that cannot hover.
   ---------------------------------------------------------- */

/* iOS tap highlight removal — cleaner feel */
a, button, .filter-btn, .service-card, .portfolio-item,
.team-card, .industry-card, .why-card {
  -webkit-tap-highlight-color: rgba(0,0,0,0);
}

@media (hover: none) {
  /* A1 — Service "Learn more" link always visible on touch */
  .service-link {
    opacity: 1;
    transform: translateX(0);
  }

  /* A2 — Portfolio overlay & zoom always visible on touch */
  .portfolio-overlay {
    opacity: 1;
  }
  .portfolio-zoom {
    opacity: 1;
    background: rgba(0,0,0,0.45);
  }
  /* Prevent zoom on img scale since hover never fires */
  .portfolio-item:hover img {
    transform: none;
  }

  /* A3 — Team socials overlay always visible on touch */
  .team-socials-overlay {
    transform: translateY(0);
  }

  /* A4 — Suppress heavy hover transforms on touch (no jank) */
  .service-card:hover,
  .team-card:hover,
  .why-card:hover,
  .industry-card:hover {
    transform: none;
    box-shadow: none;
  }
  .service-card:hover::after {
    transform: scaleX(0);
  }
  .why-card:hover::before {
    transform: scaleX(0);
  }
  .process-step:hover .step-number {
    transform: none;
  }
  .btn-primary:hover,
  .btn-outline-dark:hover,
  .btn-white:hover {
    transform: none;
    box-shadow: none;
  }
  .whatsapp-float:hover {
    transform: none;
  }
}

/* iOS momentum scroll on mobile drawer */
.nav-mobile-drawer {
  -webkit-overflow-scrolling: touch;
}

/* ----------------------------------------------------------
   B + C + D + E  @media (max-width: 768px) — Primary mobile
   ---------------------------------------------------------- */
@media (max-width: 768px) {

  /* === NAV FIXES === */
  /* E1 — Larger hamburger tap target (min 44×44px) */
  .nav-hamburger {
    padding: 11px 10px;
    margin-right: -10px;
  }

  /* E2 — Drawer CTA button full width */
  .nav-mobile-drawer .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  /* Tighter nav padding on mobile */
  .vdx-nav {
    padding: 16px 20px;
    gap: 0;
  }
  #vdx-header.scrolled .vdx-nav {
    padding: 12px 20px;
  }

  /* === HERO FIXES === */
  /* C5 — Reduce top hero padding (was 120px) */
  .hero-content {
    padding: 90px 20px 60px;
  }

  /* B1 — Hide hero trust separators when items wrap */
  .hero-trust-sep {
    display: none;
  }

  /* Hero trust — show as 2×2 grid on mobile */
  .hero-trust {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding-top: 24px;
  }

  .hero-trust-item {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius);
    padding: 14px;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    font-size: 12px;
  }

  .hero-trust-item strong {
    font-size: 20px;
    display: block;
  }

  /* B2 — Hero action buttons full-width */
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-bottom: 32px;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
    padding: 15px 24px;
  }

  /* Scroll cue hidden on mobile — saves vertical space */
  .scroll-cue {
    display: none;
  }

  /* === SECTION ANATOMY === */
  /* C1 — section-subheading smaller on mobile */
  .section-subheading {
    font-size: 15px;
  }

  .section-header {
    margin-bottom: 40px;
  }

  /* === ABOUT === */
  /* B3 — Restore about-pillars 2-col (overrides the 1fr collapse above) */
  .about-pillars {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  /* F3 — about-vm-icon smaller when stacked */
  .about-vm {
    margin: 20px 0 24px;
    gap: 12px;
  }
  .about-vm-item {
    padding: 16px;
    gap: 12px;
  }
  .about-vm-icon {
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 6px;
  }
  .about-vm-icon svg {
    width: 15px;
    height: 15px;
  }

  .about-lead {
    font-size: 15px;
    margin-bottom: 20px;
  }

  /* === SERVICES === */
  /* C3 — Reduced service card padding on mobile */
  .service-card {
    padding: 24px 20px;
    gap: 12px;
  }

  /* === CTA BANNER === */
  /* B4 — Reduce heavy vertical padding */
  #cta-banner {
    padding: 64px 0;
  }

  .cta-sub {
    font-size: 15px;
  }

  /* === TESTIMONIALS === */
  /* C4 — Testimonial card lighter padding on mobile */
  .testimonial-card {
    padding: 24px 20px;
    gap: 18px;
  }

  /* Show all testimonials in a single col with full width */
  .testimonials-grid {
    max-width: 100%;
  }

  /* === CONTACT === */
  .contact-layout {
    gap: 36px;
  }

  /* === PORTFOLIO FILTER === */
  /* B6 — Horizontal scroll strip */
  .portfolio-filter {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 10px;
    margin-bottom: 32px;
    scrollbar-width: none;
    gap: 8px;
  }
  .portfolio-filter::-webkit-scrollbar {
    display: none;
  }
  .filter-btn {
    flex-shrink: 0;
    white-space: nowrap;
    min-height: 40px;
  }

  /* === FOOTER === */
  .footer-main {
    padding: 48px 0 36px;
    gap: 32px;
  }
  .footer-tagline {
    max-width: 100%;
  }

  /* === ANIMATION === */
  /* D1 — Zero reveal stagger on mobile (no choppy delay) */
  .reveal-delay-1,
  .reveal-delay-2,
  .reveal-delay-3,
  .reveal-delay-4,
  .reveal-delay-5 {
    transition-delay: 0s;
  }

  /* F2 — why-number smaller on mobile */
  .why-number {
    font-size: 24px;
    margin-bottom: 10px;
  }

  .why-card {
    padding: 24px 20px;
  }
}

/* ----------------------------------------------------------
   B5, B7, B8 — @media (max-width: 540px)
   ---------------------------------------------------------- */
@media (max-width: 540px) {
  /* B5 — CTA actions full-width stacked buttons */
  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .cta-actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  /* B7 — Process: vertical timeline with left border */
  .process-steps {
    grid-template-columns: 1fr;
    gap: 0;
    padding-left: 20px;
  }

  .process-steps::before {
    display: block;
    top: 26px;
    left: 0;
    right: auto;
    width: 2px;
    height: calc(100% - 52px);
    background: var(--stone-200);
  }

  .process-step {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
    padding: 0 0 36px 24px;
    gap: 16px;
  }

  .process-step:last-child {
    padding-bottom: 0;
  }

  .step-number {
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .step-content {
    text-align: left;
  }

  .step-title {
    text-align: left;
    font-size: 15px;
  }

  .step-desc {
    text-align: left;
  }

  /* Stats — keep 2×2 grid, don't collapse to 1-col */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .stat-block {
    border-right: 1px solid rgba(255,255,255,0.06) !important;
    border-bottom: 1px solid rgba(255,255,255,0.06) !important;
    padding: 28px 16px;
  }

  .stat-block:nth-child(2n) {
    border-right: none !important;
  }

  .stat-block:nth-last-child(-n+2) {
    border-bottom: none !important;
  }

  /* B8 — Team grid full-width (remove constrained max-width) */
  .team-grid {
    max-width: 100%;
    grid-template-columns: repeat(2, 1fr);
  }

  /* Portfolio 2-col on small mobile */
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px;
  }

  /* Smaller portfolio overlay text on 2-col */
  .portfolio-title {
    font-size: 13px;
  }

  .portfolio-overlay {
    padding: 14px;
  }
}

/* ----------------------------------------------------------
   C2 — @media (max-width: 480px) — tightest section padding
   ---------------------------------------------------------- */
@media (max-width: 480px) {
  :root {
    --section-py: 56px;
  }

  /* Hero heading a bit tighter */
  .hero-heading {
    font-size: clamp(32px, 9vw, 44px);
  }

  /* About visual hidden — already hidden, but ensure */
  .about-float-stat {
    display: none;
  }

  /* Industries 2-col still fine at 480px */
}

/* ----------------------------------------------------------
   F1 — @media (max-width: 400px) — industries drop to 1-col
   ---------------------------------------------------------- */
@media (max-width: 400px) {
  .industries-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .industry-card {
    flex-direction: row;
    text-align: left;
    padding: 18px 16px;
    gap: 14px;
  }

  .industry-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
  }
}

/* ----------------------------------------------------------
   C6 — @media (max-width: 380px) — tightest container
   ---------------------------------------------------------- */
@media (max-width: 380px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero-content {
    padding-left: 16px;
    padding-right: 16px;
  }

  .about-pillars {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .hero-trust {
    grid-template-columns: 1fr;
  }
}

/* ----------------------------------------------------------
   Touch active states — visual feedback on tap
   ---------------------------------------------------------- */
@media (hover: none) {
  .btn:active {
    opacity: 0.82;
    transform: scale(0.98);
  }

  .filter-btn:active {
    background: var(--red);
    color: var(--white);
    border-color: var(--red);
  }

  .service-card:active {
    border-color: rgba(216,14,14,0.2);
    background: rgba(216,14,14,0.02);
  }

  .industry-card:active {
    background: var(--ink-700);
    border-color: rgba(216,14,14,0.2);
  }

  .footer-links a:active,
  .contact-info-value a:active {
    color: var(--red);
  }

  .nav-mobile-drawer a:active {
    color: var(--white);
  }
}

/* ----------------------------------------------------------
   About — Vision & Mission
   ---------------------------------------------------------- */
.about-vm {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 28px 0 32px;
}

.about-vm-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 20px;
  background: var(--ink-900);
  border-radius: var(--radius);
  border-left: 3px solid var(--red);
}

.about-vm-icon {
  width: 38px;
  height: 38px;
  min-width: 38px;
  background: var(--red);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}

.about-vm-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.about-vm-label {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 5px;
}

.about-vm-text {
  font-size: 14px;
  line-height: 1.65;
  color: rgba(255,255,255,0.7);
  margin: 0;
}

/* ----------------------------------------------------------
   Industries We Serve
   ---------------------------------------------------------- */
#industries {
  padding: var(--section-py) 0;
  background: var(--ink-900);
}

#industries .section-tag {
  color: var(--red);
}

#industries .section-heading {
  color: var(--white);
}

#industries .section-subheading {
  color: rgba(255,255,255,0.55);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 56px;
}

.industry-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 28px 20px;
  background: var(--ink-800);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  transition: border-color var(--t), background var(--t), transform var(--t);
  cursor: default;
}

.industry-card:hover {
  background: var(--ink-700);
  border-color: rgba(216,14,14,0.3);
  transform: translateY(-4px);
}

.industry-icon {
  width: 52px;
  height: 52px;
  background: rgba(216,14,14,0.12);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  transition: background var(--t), color var(--t);
}

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

.industry-icon svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.industry-name {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  line-height: 1.3;
}

/* ----------------------------------------------------------
   Why Choose Vodatrox
   ---------------------------------------------------------- */
#why-choose {
  padding: var(--section-py) 0;
  background: var(--white);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.why-card {
  padding: 32px 28px;
  background: var(--stone-50);
  border: 1px solid var(--stone-200);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: border-color var(--t), box-shadow var(--t), transform var(--t);
}

.why-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t);
}

.why-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.why-card:hover::before {
  transform: scaleX(1);
}

.why-number {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 700;
  color: var(--stone-200);
  line-height: 1;
  margin-bottom: 16px;
  transition: color var(--t);
}

.why-card:hover .why-number {
  color: rgba(216,14,14,0.18);
}

.why-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink-900);
  margin: 0 0 10px;
}

.why-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-500);
  margin: 0;
}

/* ----------------------------------------------------------
   Responsive — new sections
   ---------------------------------------------------------- */
@media (max-width: 1100px) {
  .industries-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (max-width: 768px) {
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .why-grid {
    grid-template-columns: 1fr;
  }

  .about-vm-item {
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}


/* ----------------------------------------------------------
   PROBLEMS WE SOLVE
   ---------------------------------------------------------- */
#problems {
  padding: var(--section-py) 0;
  background: var(--white);
  border-top: 1px solid var(--stone-200);
  border-bottom: 1px solid var(--stone-200);
}

#problems .section-heading {
  font-size: clamp(28px, 3.6vw, 40px);
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.problem-card {
  background: var(--stone-50);
  border: 1px solid var(--stone-200);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: all var(--t);
  position: relative;
}

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

.problem-icon {
  width: 38px;
  height: 38px;
  background: var(--red-muted);
  color: var(--red);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  flex-shrink: 0;
  transition: all var(--t);
}

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

.problem-icon svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.problem-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-800);
  line-height: 1.3;
  margin-bottom: 8px;
}

.problem-desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-500);
}

.problems-cta {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.problems-cta-note {
  font-size: 13px;
  color: var(--ink-400);
}

@media (max-width: 1100px) {
  .problems-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .problems-grid { grid-template-columns: 1fr; gap: 14px; }
}


/* ----------------------------------------------------------
   SERVICES — featured card variant + footnote
   ---------------------------------------------------------- */
.service-card-featured {
  border-color: var(--red);
  background: linear-gradient(180deg, rgba(216,14,14,0.04), var(--white) 60%);
  position: relative;
}

.service-card-featured::after {
  transform: scaleX(1);
}

.service-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  background: var(--red);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.services-footnote {
  text-align: center;
  margin-top: 36px;
  font-size: 14px;
  color: var(--ink-500);
}

.services-footnote a {
  color: var(--red);
  font-weight: 600;
}

.services-footnote a:hover {
  text-decoration: underline;
}


/* ----------------------------------------------------------
   IN-HOUSE vs VODATROX COMPARISON
   ---------------------------------------------------------- */
#compare {
  padding: var(--section-py) 0;
  background: var(--white);
}

.compare-table {
  background: var(--white);
  border: 1px solid var(--stone-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.compare-row {
  display: grid;
  grid-template-columns: 200px 1fr 1fr;
  border-bottom: 1px solid var(--stone-200);
}

.compare-row:last-child { border-bottom: none; }

.compare-cell {
  padding: 22px 24px;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink-700);
  border-right: 1px solid var(--stone-200);
}

.compare-cell:last-child { border-right: none; }

.compare-header-row .compare-cell {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--stone-50);
  padding: 18px 24px;
}

.compare-header-row .compare-col-them { color: var(--ink-400); }

.compare-header-row .compare-col-us {
  background: var(--red);
  color: var(--white);
}

.compare-label {
  font-weight: 600;
  color: var(--ink-800);
  background: var(--stone-50);
  font-size: 14px;
}

.compare-label-head {
  background: var(--stone-50) !important;
}

.compare-us {
  background: rgba(216, 14, 14, 0.04);
  color: var(--ink-800);
  font-weight: 500;
  position: relative;
}

.compare-us::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--red);
}

.compare-cta {
  text-align: center;
  margin-top: 40px;
}

/* Mid range — shrink label column so them/us text doesn't squeeze */
@media (max-width: 1100px) and (min-width: 981px) {
  .compare-row {
    grid-template-columns: 160px 1fr 1fr;
  }
  .compare-cell {
    padding: 18px 18px;
    font-size: 13.5px;
  }
}

@media (max-width: 980px) {
  .compare-row {
    grid-template-columns: 1fr;
  }
  .compare-cell {
    border-right: none;
    border-bottom: 1px solid var(--stone-200);
    padding: 16px 20px;
    font-size: 14px;
  }
  .compare-row .compare-cell:last-child { border-bottom: none; }
  .compare-header-row { display: none; }
  .compare-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-400);
    background: var(--stone-50);
    padding: 12px 20px;
  }
  .compare-us::before { display: none; }
  .compare-us {
    border-left: 3px solid var(--red);
  }
  .compare-cta {
    margin-top: 32px;
  }
  .compare-cta .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}


/* ----------------------------------------------------------
   PORTFOLIO — outcome meta on overlay
   ---------------------------------------------------------- */
.portfolio-meta {
  font-size: 12px;
  line-height: 1.55;
  color: rgba(255,255,255,0.82);
  margin-top: 10px;
  font-weight: 400;
}

/* Hide case-study meta on small mobile — overlay is always-visible
   on touch and meta text crowds out the title on tiny portfolio tiles. */
@media (max-width: 540px) {
  .portfolio-meta {
    display: none;
  }
}


/* ----------------------------------------------------------
   PROBLEMS / SERVICES-FOOTNOTE / PROBLEMS-CTA — mobile
   ---------------------------------------------------------- */
@media (max-width: 768px) {
  /* Problems grid: at this width the 2-col problem cards have
     ~330px each — comfortable. Keep 2-col here, drop to 1 at 560. */
  #problems {
    padding: 64px 0;
  }
  .problem-card {
    padding: 22px 18px;
  }
  .problems-cta {
    gap: 12px;
  }
  .problems-cta .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .services-footnote {
    font-size: 13px;
    margin-top: 28px;
    padding: 0 8px;
  }

  /* Featured card badge: smaller + tighter on mobile so it doesn't
     crowd a narrow card */
  .service-badge {
    top: 14px;
    right: 14px;
    font-size: 9px;
    padding: 3px 8px;
  }
}

@media (max-width: 400px) {
  .problem-card {
    padding: 20px 16px;
  }
  .problem-title {
    font-size: 14.5px;
  }
  .problem-desc {
    font-size: 13px;
  }
}


/* ----------------------------------------------------------
   FAQ — native details/summary accordion
   ---------------------------------------------------------- */
#faq {
  padding: var(--section-py) 0;
  background: var(--white);
  border-top: 1px solid var(--stone-200);
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--stone-50);
  border: 1px solid var(--stone-200);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--t), background var(--t);
}

.faq-item[open] {
  background: var(--white);
  border-color: var(--red);
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  cursor: pointer;
  padding: 20px 56px 20px 24px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-800);
  line-height: 1.4;
  position: relative;
  list-style: none;
  user-select: none;
  transition: color var(--t-fast);
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 400;
  color: var(--red);
  background: var(--red-muted);
  border-radius: 50%;
  transition: transform var(--t), background var(--t), color var(--t);
}

.faq-item[open] summary::after {
  content: '\2013';
  background: var(--red);
  color: var(--white);
  font-size: 20px;
}

.faq-item summary:hover {
  color: var(--red);
}

.faq-answer {
  padding: 0 24px 22px;
}

.faq-answer p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-500);
  margin: 0;
}

.faq-cta {
  margin-top: 48px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.faq-cta-line {
  font-size: 15px;
  color: var(--ink-500);
}

@media (max-width: 768px) {
  #faq {
    padding: 64px 0;
  }
  .faq-item summary {
    padding: 18px 50px 18px 18px;
    font-size: 15px;
  }
  .faq-item summary::after {
    right: 16px;
    width: 24px;
    height: 24px;
    font-size: 20px;
  }
  .faq-answer {
    padding: 0 18px 18px;
  }
  .faq-answer p {
    font-size: 14px;
  }
  .faq-cta .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}