/* ============================================================
   SYNAPTIC FLOW — Design System & Styles
   ============================================================ */

/* --- Fonts --- */
@font-face {
  font-family: 'Neue Haas Grotesk';
  src: url('neuehaasgrotdisp-55roman-trial.otf') format('opentype');
  font-weight: normal;
  font-style: normal;
}

@font-face {
  font-family: 'Neue Haas Grotesk';
  src: url('neuehaasgrotdispround-75bold-trial.otf') format('opentype');
  font-weight: bold;
  font-style: normal;
}

@font-face {
  font-family: 'Druk';
  src: url('Druk-Super-Trial.otf') format('opentype');
  font-weight: 900;
  font-style: normal;
}

@font-face {
  font-family: 'DrukTextWide';
  src: url('DrukTextWide-Super-Trial.otf') format('opentype');
  font-weight: 900;
  font-style: normal;
}

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2-family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&family=Montserrat:wght@800;900&display=swap');

/* --- Custom Properties --- */
:root {
  /* Colors */
  --bg-primary: #050505;
  --bg-secondary: #0a0a0a;
  --bg-card: #0f0f0f;
  --bg-card-hover: #141414;
  --bg-card-border: rgba(255, 255, 255, 0.06);

  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.55);
  --text-tertiary: rgba(255, 255, 255, 0.3);
  --text-muted: rgba(255, 255, 255, 0.15);

  /* Light theme (hero) */
  --hero-bg: #f5f5f0;
  --hero-text: #111111;
  --hero-text-secondary: #555555;
  --hero-text-muted: #999999;
  --hero-border: rgba(0, 0, 0, 0.1);

  --accent-1: #6c5ce7;
  --accent-2: #a29bfe;
  --accent-gradient: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 50%, #74b9ff 100%);
  --accent-glow: rgba(108, 92, 231, 0.15);

  /* Typography */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  --fs-hero: clamp(2.2rem, 4vw, 3.5rem);
  --fs-section: clamp(2.5rem, 5.5vw, 5.5rem);
  --fs-subsection: clamp(1.5rem, 3vw, 2.5rem);
  --fs-body-lg: clamp(1rem, 1.3vw, 1.25rem);
  --fs-body: clamp(0.875rem, 1vw, 1rem);
  --fs-caption: clamp(0.75rem, 0.85vw, 0.875rem);
  --fs-nav: 0.9rem;

  /* Spacing */
  --section-padding: clamp(5rem, 10vh, 10rem);
  --container-max: 1400px;
  --container-padding: clamp(1.5rem, 4vw, 4rem);

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.3s var(--ease-out-expo);
  --transition-medium: 0.6s var(--ease-out-expo);
  --transition-slow: 1s var(--ease-out-expo);

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

/* --- Reset --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul,
ol {
  list-style: none;
}

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

button {
  border: none;
  background: none;
  font: inherit;
  color: inherit;
  cursor: pointer;
}

/* --- Container --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* --- Section Base --- */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

/* ============================================================
   SECTION KICKER BADGES
   ============================================================ */
.section-kicker-badge {
  display: flex;
  width: fit-content;
  align-self: flex-start;
  align-items: center;
  gap: 0.75rem;
  padding: 4px 16px 4px 4px;
  border-radius: 100px;
  background-color: #1a1a1c;
  /* Dark pill background matching reference */
  margin-bottom: 2rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  /* Slight pop off the background */
  font-family: var(--font-body);
}

.section-kicker-badge .badge-number {
  width: 28px;
  height: 28px;
  background-color: #f5f5f5;
  /* Light circle */
  color: #1a1a1c;
  /* Dark text */
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 500;
}

.section-kicker-badge .badge-text {
  color: #f5f5f5;
  /* Light text */
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.section-label {
  font-family: var(--font-body);
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.section-label::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--text-tertiary);
}

/* ============================================================
   NAVIGATION — Light hero style (augen-inspired)
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.5s var(--ease-out-expo);
  background: transparent;
}

/* Light nav (default, on hero) */
.nav .container {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.nav-logo {
  font-family: 'Neue Haas Grotesk', sans-serif;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 0;
  /* Gap reset; spacing handled via negative margin */
  color: var(--hero-text);
  transition: color 0.4s var(--ease-out-expo);
  text-decoration: none;
}

.nav .nav-logo {
  position: absolute;
  left: var(--container-padding);
}

@media (min-width: 1024px) {
  .nav .container {
    position: static; /* Allow absolute items to escape the centered container width */
  }
  .nav .nav-logo {
    left: 4vw !important;
    top: 1.5rem !important;
  }
}

.nav-logo .logo-image {
  height: 72px;
  /* Very large text-balanced scale */
  width: auto;
  object-fit: contain;
  /* Right margin is intentionally negative to pull text past the logo's invisible padding */
  margin: -20px -8px -20px 0;
}

.nav-logo .brand-text {
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.3em;
}

.nav-logo .brand-text strong {
  font-weight: bold;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem;
  border-radius: 100px;
  transition: all 0.5s var(--ease-out-expo);
  position: relative;

  /* Liquid Glass effect */
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    inset 0 -1px 0 rgba(0, 0, 0, 0.04);
}

/* Sliding glass indicator */
.nav-glass-indicator {
  position: absolute;
  top: 0.35rem;
  left: 0;
  height: calc(100% - 0.7rem);
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.85);
  box-shadow:
    0 1px 8px rgba(0, 0, 0, 0.08),
    0 0.5px 0 rgba(255, 255, 255, 0.9) inset;
  pointer-events: none;
  transition: left 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              width 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              opacity 0.25s ease;
  opacity: 0;
  z-index: 0;
  will-change: left, width;
}

.nav-glass-indicator.active {
  opacity: 1;
}

/* Hidden SVG filter */
.liquid-glass-svg-filter {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
  pointer-events: none;
}

.nav-link {
  font-size: var(--fs-nav);
  font-weight: 450;
  color: var(--hero-text-secondary);
  transition: color 0.25s ease;
  padding: 0.45rem 1.1rem;
  border-radius: 100px;
  position: relative;
  z-index: 1;
}

.nav-link:hover {
  color: var(--hero-text);
}

.nav-link.glass-active {
  color: var(--hero-text);
  font-weight: 500;
}

.nav-link .link-number {
  display: none;
}

/* Interactive Hover Button */
.interactive-hover-btn {
  position: absolute;
  right: 2vw;
  width: 8rem;
  /* w-32 */
  border-radius: 9999px;
  /* rounded-full */
  border: 1px solid rgba(0, 0, 0, 0.1);
  /* border */
  background: #ffffff;
  /* bg-background (light mode) */
  padding: 0.5rem;
  /* p-2 */
  text-align: center;
  font-weight: 600;
  /* font-semibold */
  font-size: 0.82rem;
  color: #000;
  cursor: pointer;
  overflow: hidden;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
}

.ihb-text-initial {
  display: inline-block;
  transform: translateX(0.25rem);
  /* translate-x-1 */
  transition: all 0.3s ease;
  /* duration-300 */
  position: relative;
  z-index: 20;
  /* above the background block */
}

.interactive-hover-btn:hover .ihb-text-initial,
.floating-cta-btn:hover .ihb-text-initial {
  transform: translateX(3rem);
  /* group-hover:translate-x-12 */
  opacity: 0;
}

.ihb-text-hover {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 20;
  /* above the background block */
  display: flex;
  height: 100%;
  width: 100%;
  transform: translateX(3rem);
  /* translate-x-12 */
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  /* gap-2 */
  opacity: 0;
  transition: all 0.3s ease;
  /* duration-300 */
  color: #fff;
  /* text-primary-foreground (will be over the dark expanded circle) */
}

.interactive-hover-btn:hover .ihb-text-hover,
.floating-cta-btn:hover .ihb-text-hover {
  transform: translateX(-0.25rem);
  /* group-hover:-translate-x-1 */
  opacity: 1;
}

.ihb-bg-effect {
  position: absolute;
  left: 20%;
  /* left-[20%] */
  top: 40%;
  /* top-[40%] */
  height: 0.5rem;
  /* h-2 */
  width: 0.5rem;
  /* w-2 */
  transform: scale(0);
  /* Hidden by default */
  opacity: 0;
  /* Hidden by default */
  border-radius: 9999px;
  /* rounded-lg but effectively a circle */
  background: var(--hero-text);
  /* bg-primary (dark) */
  transition: all 0.4s var(--ease-out-expo);
  /* smoother transition */
  z-index: 10;
  /* beneath text */
}

/* Explicitly restore for the top button only */
.interactive-hover-btn .ihb-bg-effect {
  transform: scale(1);
  opacity: 1;
}

.interactive-hover-btn:hover .ihb-bg-effect,
.floating-cta-btn:hover .ihb-bg-effect {
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  transform: scale(3.5);
  /* increased scale for larger bottom button */
  opacity: 1;
}

/* Scrolled state — dark nav */
.nav.scrolled {
  background: #050505;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav.scrolled .nav-logo {
  color: #fff;
}

/* Make logo invert or turn white on scroll if it is black by default */
.nav.scrolled .nav-logo .logo-image {
  filter: brightness(0) invert(1);
}

.nav.scrolled .nav-links {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(24px) saturate(2);
  -webkit-backdrop-filter: blur(24px) saturate(2);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.nav.scrolled .nav-link {
  color: #111111;
}

.nav.scrolled .nav-link:hover {
  color: #000;
}

.nav.scrolled .interactive-hover-btn {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.nav.scrolled .ihb-bg-effect {
  background: #ffffff;
  /* White expanded background */
}

.nav.scrolled .ihb-text-hover {
  color: #000;
  /* Black text when hovered on dark mode so it contrasts the white background */
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  cursor: pointer;
  position: absolute;
  right: var(--container-padding);
}

.nav-toggle span {
  display: block;
  height: 1.5px;
  background: var(--hero-text);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.nav.scrolled .nav-toggle span {
  background: #fff;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -5px);
}

/* ============================================================
   HERO SECTION — Light, augen.pro inspired
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  background: var(--hero-bg);
  color: var(--hero-text);
}

/* Typography behind 3D model */
.hero-top-heading {
  align-self: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: 'DrukTextWide', sans-serif;
  font-size: clamp(3rem, 7vw, 6.5rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  /* adjusted */
  margin-top: 5rem;
  position: relative;
  z-index: 0;
  line-height: 1.0;
  /* eased up to reduce vertical overlap */
  text-transform: uppercase;
}

/* Subheading Wrapper & Special Text */
.hero-subheading-wrapper {
  display: none; /* Hidden by default (Desktop) */
  align-self: center;
  margin-top: 1.5rem;
  z-index: 10;
  text-align: center;
  width: 100%;
}

.special-text-subheading {
  font-family: inherit; /* overridden on mobile */
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 500;
  color: var(--hero-text-secondary);
  letter-spacing: 0.05em;
  display: inline-block;
  min-height: 1.5em;
  white-space: pre-wrap;
  transition: opacity 0.3s ease;
}

.special-text-subheading.reveal-done {
  color: var(--hero-text);
}

.text-hollow {
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(0, 0, 0, 0.45);
}

.text-solid {
  color: #111111;
  display: inline-block;
}

/* Replicate staggered text layout from the image */
.heading-line-1 {
  align-self: flex-start;
  margin-left: 0;
  /* removed extreme overlap */
  transform: translateX(-2%);
  /* gentle stagger */
}

.heading-line-2 {
  font-size: 1.25em;
  align-self: center;
}

.heading-line-3 {
  align-self: flex-end;
  margin-right: 0;
  /* removed extreme overlap */
  transform: translateX(4%);
  /* gentle stagger */
  letter-spacing: -0.02em;
  /* relaxed from -0.08em to fix 'IT' overlap */
  font-size: 1.4em;
}

/* 3D Model area — center of hero */
.hero-visual {
  position: absolute;
  top: 12rem;
  /* Starts just below the banner */
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.spline-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#canvas3dBackground,
#canvas3d {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
}

#canvas3dBackground {
  z-index: -1;
  /* Pushed further back behind the typography (z-index: 0) */
  pointer-events: none;
  /* User explicitly said: restrict interactivity */
  transition: opacity 1.5s var(--ease-out-expo);
}

#canvas3d {
  z-index: 1;
  transform: scale(1.2);
  /* Make the model 20% bigger */
  transition: opacity 0.8s var(--ease-out-expo);
}

#canvas3d.loaded {
  opacity: 1;
}

/* Hide the 'Built with Spline' badge extremely aggressively */
a[href*="spline.design"],
.spline-watermark,
div:has(> a[href*="spline.design"]) {
  display: none !important;
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
}

/* Spline loading state */
.spline-loader {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  z-index: 2;
  transition: opacity 0.5s var(--ease-out-expo);
}

.spline-loader.hidden {
  opacity: 0;
  pointer-events: none;
}

.spline-loader span {
  font-size: 0.75rem;
  color: var(--hero-text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.spline-spinner {
  width: 32px;
  height: 32px;
  border: 2px solid rgba(0, 0, 0, 0.08);
  border-top-color: var(--hero-text-secondary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}


/* Bottom content — overlaid on hero */
.hero-bottom {
  position: relative;
  z-index: 2;
  margin-top: auto;
  padding: 0 2vw 15rem 2vw;
  /* Shifted upwards to avoid bottom blur! */
  max-width: 100%;
  width: 100%;
}

.hero-brand {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--hero-text-secondary);
  letter-spacing: 0.02em;
  margin-bottom: 0.35rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--hero-text);
  margin-bottom: 1.5rem;
}

.hero-explore {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-explore-label {
  font-size: 1rem;
  color: var(--hero-text-muted);
  margin-right: 0.25rem;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1rem;
  /* Bigger tag size */
  font-weight: 450;
  color: var(--hero-text-secondary);
  padding: 0.6rem 1.4rem;
  /* Bigger padding */
  border-radius: 100px;
  border: 1px solid var(--hero-border);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.hero-pill:hover {
  border-color: var(--hero-text);
  color: var(--hero-text);
  background: rgba(0, 0, 0, 0.03);
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--hero-text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-arrow {
  font-size: 1.2rem;
  opacity: 0.4;
}

@keyframes scrollBounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(6px);
  }
}

/* Transition fade from light to dark */
.hero-to-dark {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 250px;
  background: linear-gradient(to bottom, rgba(5, 5, 5, 0) 0%, rgba(5, 5, 5, 1) 90%);
  mask-image: linear-gradient(to bottom, transparent 0%, black 80%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 80%);
  z-index: 1;
  pointer-events: none;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 500;
  padding: 0.9rem 2rem;
  border-radius: 100px;
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-primary {
  background: var(--text-primary);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background: var(--accent-2);
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(108, 92, 231, 0.3);
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
}

.btn-ghost:hover {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.btn-arrow {
  font-size: 1.1em;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* ============================================================
   OVERVIEW SECTION
   ============================================================ */
.overview {
  border-top: 1px solid var(--bg-card-border);
}

.overview-header {
  margin-bottom: 4rem;
}

.overview-heading {
  font-family: var(--font-display);
  font-size: var(--fs-section);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  max-width: 900px;
}

.overview-intro {
  margin-top: 2rem;
  font-size: var(--fs-body-lg);
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}

.overview-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.overview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.overview-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

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

.card-number {
  font-family: var(--font-display);
  font-size: var(--fs-caption);
  font-weight: 600;
  color: var(--accent-2);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.card-desc {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about {
  border-top: 1px solid var(--bg-card-border);
  padding: clamp(8rem, 15vh, 14rem) 0;
}

.about.light-section {
  background-color: var(--hero-bg);
  color: var(--hero-text);
  border-top: 1px solid var(--hero-border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 6rem;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

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

.about-content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.about-header {
  margin-bottom: 0.5rem;
}

.about-name {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.about.light-section .about-name {
  color: var(--hero-text);
}

.about-title {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

.about.light-section .about-title {
  color: var(--hero-text-secondary);
}

.about-text-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about-text {
  font-size: clamp(1.15rem, 1.5vw, 1.35rem);
  line-height: 1.75;
  color: var(--text-secondary);
  font-weight: 400;
}

.about.light-section .about-text {
  color: var(--hero-text-secondary);
}

@media (max-width: 1024px) {
  .about {
    padding: clamp(6rem, 10vh, 8rem) 0;
  }

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

  .about-image {
    max-width: 500px;
    margin: 0 auto;
  }

  .about-content {
    text-align: center;
  }

  .about-header {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}

/* ============================================================
   INFO BAR
   ============================================================ */
.info-bar {
  border-top: 1px solid var(--bg-card-border);
  border-bottom: 1px solid var(--bg-card-border);
  padding: 2.5rem 0;
}

.info-bar .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.info-item {
  display: flex;
  align-items: baseline;
  gap: 1rem;
}

.info-item .info-label {
  font-size: var(--fs-caption);
  color: var(--text-tertiary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.info-item .info-value {
  font-size: var(--fs-body);
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services {
  border-top: 1px solid var(--bg-card-border);
}

.services-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: end;
  margin-bottom: 5rem;
}

.services-heading {
  font-family: var(--font-display);
  font-size: var(--fs-section);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
}

.services-description {
  font-size: var(--fs-body-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 480px;
}

.services-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}



/* ============================================================
   APPROACH SECTION
   ============================================================ */
.approach {
  border-top: 1px solid var(--bg-card-border);
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}

.approach-heading {
  font-family: var(--font-display);
  font-size: var(--fs-section);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
}

.approach-content {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 1.5rem;
}

/* Vertical Progress Line */
.approach-content::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 1rem;
  bottom: 2rem;
  width: 1px;
  background: rgba(255, 255, 255, 0.05);
  z-index: 0;
}

/* Animated Progress Filler */
.approach-progress-line {
  position: absolute;
  left: 0.5rem;
  top: 1rem;
  width: 1px;
  background: var(--accent-gradient);
  z-index: 1;
  height: 100%;
  /* Permanently visible */
}

.approach-step {
  display: flex;
  gap: 2.5rem;
  padding-bottom: 5rem;
  position: relative;
  opacity: 1;
  /* Always visible */
  transform: translateX(0);
  /* No translation */
}

.approach-step:last-child {
  padding-bottom: 2rem;
}

.step-dot {
  position: relative;
  z-index: 2;
  margin-left: -1.45rem;
  /* Center on the line */
  background: var(--bg-primary);
  padding: 4px;
}

.step-dot-inner {
  display: block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 15px var(--accent-1);
  transform: scale(1.2);
  position: relative;
}

/* Pulsing effect for active dot */
/* Pulsing effect removed to remain completely static */

.step-body {
  flex: 1;
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.step-desc {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 540px;
  opacity: 1;
}

/* ============================================================
   CTA SECTION (with Spline slot)
   ============================================================ */
.cta-section {
  border-top: 1px solid var(--bg-card-border);
  text-align: center;
}

.cta-section .container {
  max-width: 900px;
}

.cta-heading {
  font-family: var(--font-display);
  font-size: var(--fs-section);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.cta-desc {
  font-size: var(--fs-body-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.cta-spline-slot {
  margin-top: 4rem;
  width: 100%;
  min-height: 300px;
  border-radius: var(--radius-lg);
  border: 1px dashed rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, rgba(108, 92, 231, 0.04) 0%, transparent 70%);
}

.cta-spline-slot .placeholder-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
}

.cta-spline-slot .placeholder-label span {
  display: block;
  font-size: 2rem;
  margin-bottom: 0.5rem;
  opacity: 0.3;
}

/* ============================================================
   TRUSTED BY SECTION
   ============================================================ */
.trusted {
  border-top: 1px solid var(--bg-card-border);
  text-align: center;
}

.trusted-heading {
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 3rem;
}

.trusted-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4rem;
  flex-wrap: wrap;
  opacity: 0.25;
}

.trusted-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.05em;
  padding: 1rem 0;
  transition: opacity var(--transition-fast);
}

.trusted-logos:hover .trusted-logo {
  opacity: 0.5;
}

.trusted-logos:hover .trusted-logo:hover {
  opacity: 1;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  border-top: 1px solid var(--bg-card-border);
  padding: 5rem 0 2.5rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding-right: 2rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 5rem;
}

.footer-brand .nav-logo {
  color: #fff;
  margin-left: auto;
  /* Push text closer to the columns on the right */
}

.footer-huge-logo {
  width: 100%;
  max-width: 250px;
  /* Make it massive in the empty space */
  filter: brightness(0) invert(1);
  /* Pure white */
  opacity: 1;
  /* Beautiful vivid white logo */
}

.footer-brand .logo-icon {
  background: #fff;
  color: #050505;
}

.footer-brand-desc {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 320px;
  margin-top: 1rem;
}

.footer-col-title {
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 1.5rem;
}

.footer-link {
  display: block;
  font-size: var(--fs-body);
  color: var(--text-secondary);
  padding: 0.35rem 0;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2.5rem;
  border-top: 1px solid var(--bg-card-border);
}

.footer-copy {
  font-size: var(--fs-caption);
  color: var(--text-tertiary);
}

.footer-socials {
  display: flex;
  gap: 1.5rem;
}

.footer-social {
  font-size: var(--fs-caption);
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

.footer-social:hover {
  color: var(--accent-2);
}

/* ============================================================
   SCROLL REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

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

/* ============================================================
   NOISE TEXTURE OVERLAY
   ============================================================ */
.noise-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ============================================================
   MOBILE NAV OVERLAY
   ============================================================ */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--hero-bg);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-medium);
}

.mobile-menu.active {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu .nav-link {
  font-size: 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--hero-text);
}

.mobile-menu .btn-primary {
  background: var(--hero-text);
  color: var(--hero-bg);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .services-header {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

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

  .approach-heading {
    position: static;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }

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

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

  .nav-toggle {
    display: flex;
    position: absolute;
    right: 2rem;
    z-index: 1001;
  }

  .nav .nav-logo {
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) !important;
    position: absolute !important;
    white-space: nowrap;
    margin: 0;
  }

  /* Hide 'Let's Talk' overlap button on mobile to avoid covering hamburger */
  .interactive-hover-btn {
    display: none !important;
  }

  .hero-top-heading {
    margin-top: 6rem;
    font-size: clamp(2rem, 10vw, 3.5rem);
    /* Much smaller for mobile */
    letter-spacing: -0.01em;
    line-height: 1.1;
  }

  .heading-line-1,
  .heading-line-2,
  .heading-line-3 {
    margin-left: 0 !important;
    margin-right: 0 !important;
    transform: none !important;
    align-self: center !important;
    text-align: center;
    width: 100%;
  }

  .heading-line-3 {
    font-size: 1em !important;
    /* Keep it consistent */
  }

  .hero-visual {
    top: 18rem;
    /* Pushed down to avoid hitting smaller text */
    overflow: hidden;
    /* Clip scaled-up robot to prevent horizontal scroll */
  }

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

  .service-item {
    grid-template-columns: auto 1fr;
    gap: 1.5rem;
  }

  .service-arrow {
    display: none;
  }

  .testimonials {
    padding-bottom: 12rem !important;
    /* Extra padding to avoid fixed button obscuration */
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-right: 0;
    gap: 1rem;
    margin-bottom: 2rem;
  }

  .footer-brand .nav-logo {
    margin-left: 0;
    position: static;
    transform: none;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .spline-container {
    width: 100%;
    transform: scale(1.1); /* Slight scale up to fill side gaps */
  }

  .hero-pill {
    font-size: 0.75rem;
    padding: 0.35rem 0.8rem;
  }
}

@media (max-width: 480px) {
  .trusted-logos {
    gap: 2rem;
  }
}

/* ============================================================
   LIQUID GLASS — Fixed Bottom CTA Button (Apple-inspired)
   ============================================================ */

/* Hidden SVG filter — must be in the DOM */
.unused-glass-filter {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
  pointer-events: none;
}

.floating-cta-bar {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: lgFadeUp 0.8s 0.6s var(--ease-out-expo) both;
}

@keyframes lgFadeUp {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* ─── Core pill ─── */

.floating-cta-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 2.5rem;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: #000;
  /* Liquid Glass effect */
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.6),
    inset 0 -1px 0 rgba(0, 0, 0, 0.04);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s var(--ease-out-expo);
}

.floating-cta-btn::before,
.floating-cta-btn::after {
  content: none;
}

.liquid-glass-arrow {
  display: inline-block;
  font-size: 0.82em;
  opacity: 0.55;
  transition: transform 0.28s var(--ease-out-expo), opacity 0.2s ease;
}

/* ── Hover ── */
.floating-cta-btn:hover {
  transform: scale(1.045);
  filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.13));
}

.floating-cta-btn:hover .liquid-glass-arrow {
  transform: translateX(4px);
  opacity: 1;
}

.floating-cta-btn:hover::before {
  background: rgba(255, 255, 255, 0.13);
}

/* ── Press ── */
.floating-cta-btn:active {
  transform: scale(0.965);
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.08));
}

/* ─── Dark mode is now identical to the base — both are transparent ─── */
/* No overrides needed; the default transparent style works on both light + dark bgs */



/* ============================================================
   TESTIMONIALS SECTION
   ============================================================ */
.testimonials {
  border-top: 2px solid #111111 !important;
  padding: clamp(8rem, 15vh, 14rem) 0;
  position: relative;
  z-index: 2;
}

.testimonials-heading {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 600;
  margin-bottom: 6rem;
  letter-spacing: -0.02em;
}

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

.testimonial-card {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  align-items: center;
  text-align: center;
  padding: 4rem 2rem;
  border-radius: var(--radius-lg);
  font-weight: 700;
  /* Bold text */
  transition: all var(--transition-fast);
}

.testimonial-text {
  font-size: clamp(1.25rem, 1.8vw, 1.6rem);
  color: inherit;
  /* Use parent's bold color */
  line-height: 1.8;
  max-width: 650px;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.author-name {
  color: var(--text-primary);
  font-size: 1.1rem;
}

.author-company {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.text-accent {
  color: var(--accent-2);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .testimonials-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .testimonials-heading {
    font-size: 2rem;
    margin-bottom: 3rem;
  }

  .floating-cta-btn {
    font-size: 0.82rem;
    padding: 0.62rem 1.75rem;
  }

  .floating-cta-bar {
    bottom: 1.25rem;
  }
}

@media (max-width: 480px) {
  .floating-cta-btn {
    font-size: 0.78rem;
    padding: 0.58rem 1.4rem;
  }
}

/* ============================================================
   LIGHT SECTION STYLES
   ============================================================ */
.light-section {
  background-color: var(--hero-bg);
  color: var(--hero-text);
  border-top-color: var(--hero-border);
}

.light-section .section-label {
  color: var(--hero-text-muted);
}

.light-section .section-label::before {
  background: var(--hero-text-muted);
}

.light-section .text-secondary,
.light-section .step-desc,
.light-section .overview-intro,
.light-section .services-description,
.light-section .cta-desc,
.light-section .testimonial-text {
  color: var(--hero-text-secondary);
}

.light-section .text-tertiary,
.light-section .step-title,
.light-section .service-number,
.light-section .service-arrow {
  color: var(--hero-text-muted);
}

.light-section .overview-card {
  background: #ffffff;
  border-color: var(--hero-border);
}

.light-section .testimonial-card {
  background: transparent;
  /* Remove white box */
  border: 1px solid rgba(0, 0, 0, 0.08);
  /* Subtle border */
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.02);
}

.light-section .overview-card:hover {
  background: #fdfdfd;
  border-color: rgba(0, 0, 0, 0.2);
}

.light-section .card-desc {
  color: var(--hero-text-secondary);
}

.light-section .btn-primary {
  background: var(--hero-text);
  color: var(--hero-bg);
}

.light-section .btn-primary:hover {
  background: var(--accent-1);
}

.light-section .btn-ghost {
  border-color: var(--hero-border);
  color: var(--hero-text);
}

.light-section .btn-ghost:hover {
  background: rgba(0, 0, 0, 0.05);
}

.light-section .author-name,
.light-section .card-title,
.light-section .testimonials-heading,
.light-section .approach-heading {
  color: var(--hero-text);
}

.light-section .author-company {
  color: var(--hero-text-muted);
}

.light-section .trusted-logo {
  color: var(--hero-text);
}

.light-section .trusted-logos {
  opacity: 0.5;
}

.light-section .trusted-heading {
  color: var(--hero-text-muted);
}

.light-section .approach-progress-line {
  background: var(--hero-text);
}

.light-section .approach-content::before {
  background: var(--hero-border);
}

.light-section .step-dot-inner {
  background: var(--hero-text);
  box-shadow: none;
}

.light-section .step-title {
  color: var(--hero-text);
}

.light-section .step-dot-inner::after {
  border-color: var(--hero-text);
}

/* ============================================================
   SECTION BLUR FADE EFFECTS
   ============================================================ */
.section .container {
  /* Elevate text content above the blur overlay */
  position: relative;
  z-index: 2;
}

.section-fade {
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 250px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  mask-image: linear-gradient(to bottom, transparent 0%, black 80%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 80%);
  z-index: 1;
  pointer-events: none;
}

.fade-to-dark {
  background: linear-gradient(to bottom, rgba(5, 5, 5, 0) 0%, rgba(5, 5, 5, 1) 90%);
}

.fade-to-light {
  /* Fades into #f5f5f0 (rgb: 245, 245, 240) */
  background: linear-gradient(to bottom, rgba(245, 245, 240, 0) 0%, rgba(245, 245, 240, 1) 90%);
}

/* ============================================================
   SOLUTIONS GRID (High-Tech Panels)
   ============================================================ */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 5rem;
  position: relative;
  z-index: 2;
}

.solution-card {
  position: relative;
  background: #080808;
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 24px;
  padding: 3rem 2rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  transition: all 0.6s var(--ease-out-expo);
  min-height: 280px;
}

.solution-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 255, 255, 0.12);
  background: #0c0c0c;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

/* Soft glowing edge using a pseudo-element border */
.solution-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 24px;
  padding: 1.5px;
  /* Border thickness */
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), transparent 40%, rgba(255, 255, 255, 0.05));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0.5;
  transition: opacity 0.5s ease;
}

.solution-card:hover::after {
  opacity: 1;
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.3), transparent 50%, rgba(108, 92, 231, 0.1));
}

.solution-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 2rem;
  position: relative;
  z-index: 2;
  letter-spacing: -0.01em;
}

.solution-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  position: relative;
  z-index: 2;
  margin-top: auto;
}

.solution-label-pill {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.5);
  padding: 0.45rem 1rem;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  backdrop-filter: blur(4px);
  transition: all 0.3s ease;
}

.solution-card:hover .solution-label-pill {
  background: rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.8);
  border-color: rgba(255, 255, 255, 0.12);
}

/* Animated glow background */
.glow-pattern {
  position: absolute;
  top: -20%;
  left: -20%;
  width: 140%;
  height: 140%;
  pointer-events: none;
  z-index: 1;
  filter: blur(60px);
  animation: meshGlow 20s linear infinite;
  opacity: 0.4;
  transition: opacity 0.8s ease;
}

.solution-card:hover .glow-pattern {
  opacity: 0.8;
  animation-duration: 10s;
}

@keyframes meshGlow {
  0% {
    transform: translate(0, 0) rotate(0deg) scale(1);
  }

  33% {
    transform: translate(10%, 10%) rotate(120deg) scale(1.1);
  }

  66% {
    transform: translate(-10%, 5%) rotate(240deg) scale(0.9);
  }

  100% {
    transform: translate(0, 0) rotate(360deg) scale(1);
  }
}

/* Mobile Responsive */
@media (max-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .solutions-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   SOLUTION CARDS � Staggered scroll entrance animation
   ============================================================ */

/* Initial hidden state � cards start invisible, shifted down */
.solution-card {
  opacity: 0;
  transform: translateY(48px);
  transition:
    opacity 0.55s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.55s cubic-bezier(0.16, 1, 0.3, 1),
    /* Preserve hover transitions */
    border-color 0.6s var(--ease-out-expo),
    background 0.6s var(--ease-out-expo),
    box-shadow 0.6s var(--ease-out-expo);
}

/* Visible state � triggered by JS adding .card-visible */
.solution-card.card-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delay per card via data-card-index */
.solution-card[data-card-index="0"] {
  transition-delay: 0s;
}

.solution-card[data-card-index="1"] {
  transition-delay: 0.08s;
}

.solution-card[data-card-index="2"] {
  transition-delay: 0.16s;
}

.solution-card[data-card-index="3"] {
  transition-delay: 0.24s;
}

.solution-card[data-card-index="4"] {
  transition-delay: 0.32s;
}

.solution-card[data-card-index="5"] {
  transition-delay: 0.40s;
}

/* Once visible, remove the stagger delay so hover transitions feel instant */
.solution-card.card-visible {
  transition-delay: 0s !important;
  opacity: 1;
  transform: translateY(0);
}
/* ============================================================
   MOBILE PERFORMANCE OPTIMIZATIONS
   ============================================================ */

/* Static robot image — hidden on desktop, shown on mobile */
.hero-robot-static {
  display: none;
}

@media (max-width: 768px) {
  /* Show static robot image on mobile, hide Spline canvas */
  .hero-robot-static {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
  }

  .spline-container {
    display: none !important; /* Kill WebGL entirely on mobile */
  }

  /* Disable noise overlay on mobile for performance */
  .noise-overlay {
    display: none !important;
  }
}

/* ============================================================
   GLOW CARD EFFECT (Desktop Only)
   ============================================================ */
@media (min-width: 1024px) {
  [data-glow] {
    --border-size: calc(var(--border, 2) * 1px);
    --spotlight-size: calc(var(--size, 150) * 1px);
    --hue: calc(var(--base) + (var(--xp, 0) * var(--spread, 0)));
    --radius: 24; /* Matches solution-card radius */
    --border: 2;
    --size: 200;
    --bg-spot-opacity: 0.08;
    --border-spot-opacity: 0.8;
    --border-light-opacity: 0.5;
    --backdrop: rgba(255, 255, 255, 0.03);
    
    position: relative;
    touch-action: none;
    background-image: radial-gradient(
      var(--spotlight-size) var(--spotlight-size) at
      calc(var(--x, 0) * 1px)
      calc(var(--y, 0) * 1px),
      hsl(var(--hue, 210) calc(var(--saturation, 100) * 1%) calc(var(--lightness, 70) * 1%) / var(--bg-spot-opacity)),
      transparent
    );
    background-color: var(--backdrop);
    background-size: calc(100% + (2 * var(--border-size))) calc(100% + (2 * var(--border-size)));
    background-position: 50% 50%;
    background-attachment: fixed;
    border: var(--border-size) solid rgba(255, 255, 255, 0.05);
    border-radius: calc(var(--radius) * 1px);
  }

  [data-glow]::before,
  [data-glow]::after {
    pointer-events: none;
    content: "";
    position: absolute;
    inset: calc(var(--border-size) * -1);
    border: var(--border-size) solid transparent;
    border-radius: calc(var(--radius) * 1px);
    background-attachment: fixed;
    background-size: calc(100% + (2 * var(--border-size))) calc(100% + (2 * var(--border-size)));
    background-repeat: no-repeat;
    background-position: 50% 50%;
    mask: linear-gradient(transparent, transparent), linear-gradient(white, white);
    mask-clip: padding-box, border-box;
    mask-composite: intersect;
    -webkit-mask-composite: source-in, xor;
    z-index: 2;
  }

  [data-glow]::before {
    background-image: radial-gradient(
      calc(var(--spotlight-size) * 0.75) calc(var(--spotlight-size) * 0.75) at
      calc(var(--x, 0) * 1px)
      calc(var(--y, 0) * 1px),
      hsl(var(--hue, 210) calc(var(--saturation, 100) * 1%) calc(var(--lightness, 50) * 1%) / var(--border-spot-opacity)),
      transparent 100%
    );
    filter: brightness(1.5);
  }

  [data-glow]::after {
    background-image: radial-gradient(
      calc(var(--spotlight-size) * 0.4) calc(var(--spotlight-size) * 0.4) at
      calc(var(--x, 0) * 1px)
      calc(var(--y, 0) * 1px),
      hsl(0 100% 100% / var(--border-light-opacity)),
      transparent 100%
    );
  }

  /* Nested glow element for outer blur */
  [data-glow] [data-glow] {
    position: absolute;
    inset: 0;
    will-change: filter;
    opacity: var(--outer, 1);
    border-radius: calc(var(--radius) * 1px);
    background: none;
    pointer-events: none;
    border: none;
    z-index: 0;
  }

  /* Disable existing solution-card pseudo-effects when glow is active */
  .solution-card[data-glow]::after {
    display: none;
  }
}

/* Ensure about-image container works with glow */
.about-image[data-glow] {
    overflow: visible;
    background: #f8f8f8; /* Light background for about section */
    border-color: rgba(0, 0, 0, 0.05);
    padding: 0; /* Align with image */
}
.about-image[data-glow] img {
    border-radius: inherit;
    position: relative;
    z-index: 3;
}

  /* Corrected Nested Glow element for outer blur */
  [data-glow] [data-glow] {
    position: absolute;
    inset: 0;
    will-change: filter;
    opacity: var(--outer, 1);
    border-radius: calc(var(--radius) * 1px);
    border-width: calc(var(--border-size) * 20);
    filter: blur(calc(var(--border-size) * 10));
    background: none;
    pointer-events: none;
    border: none;
    z-index: 1;
  }

  [data-glow] > [data-glow]::before {
    inset: -10px !important;
    border-width: 10px !important;
  }

  /* Adding backdrop blur to glow cards */
  [data-glow] {
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
  }

/* ============================================================
   RESPONSIVE OVERRIDES
   ============================================================ */
@media (max-width: 768px) {
  .hero {
    min-height: 82vh !important; /* Reduced from 100vh to shrink empty middle space by 40% */
  }

  .hero-top-heading {
    font-family: 'Druk', sans-serif !important;
    font-size: clamp(3rem, 15vw, 5rem);
    letter-spacing: -0.01em;
  }

  .hero-subheading-wrapper {
    display: block; /* Visible only on Mobile */
  }

  .special-text-subheading {
    font-family: 'Neue Haas Grotesk', sans-serif !important;
    font-weight: bold;
    font-size: 1.1rem;
    color: var(--hero-text);
  }

  /* Remove robot image on mobile */
  .hero-robot-static {
    display: none !important;
  }
}