/* ═══════════════════════════════════════════════════════
   ION — ULTRA-PREMIUM EV CHARGING INFRASTRUCTURE
   Design System & Styles — Oryzo.ai-Inspired
   Fully Responsive: 4K 42" → iPhone
   ═══════════════════════════════════════════════════════ */

/* ── FONT FACES ──────────────────────────────────────── */
@font-face {
  font-family: 'Albert Sans';
  src: url('../assets/fonts/AlbertSans-Light.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Albert Sans';
  src: url('../assets/fonts/AlbertSans-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Albert Sans';
  src: url('../assets/fonts/AlbertSans-Medium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Albert Sans';
  src: url('../assets/fonts/AlbertSans-Italic.ttf') format('truetype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Albert Sans';
  src: url('../assets/fonts/AlbertSans-LightItalic.ttf') format('truetype');
  font-weight: 300;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Albert Sans';
  src: url('../assets/fonts/AlbertSans-MediumItalic.ttf') format('truetype');
  font-weight: 500;
  font-style: italic;
  font-display: swap;
}

/* ── DESIGN TOKENS ────────────────────────────────────── */
:root {
  /* Colors */
  --bg-primary: #050508;
  --bg-secondary: #0a0a12;
  --bg-tertiary: #101018;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);

  --text-primary: #f1f8fe;
  --text-secondary: #9a9aaa;
  --text-muted: #4a4a5a;

  --accent-cyan: #b85dc9;
  --accent-purple: #8c4799;
  --accent-green: #7ed957;
  --accent-glow: rgba(184, 93, 201, 0.15);
  --accent-glow-strong: rgba(184, 93, 201, 0.3);

  --gradient-primary: linear-gradient(135deg, #b85dc9, #8c4799);
  --gradient-subtle: linear-gradient(135deg, rgba(184, 93, 201, 0.1), rgba(140, 71, 153, 0.1));
  --gradient-dark: linear-gradient(180deg, #050508, #0a0a12);

  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-hover: rgba(255, 255, 255, 0.15);

  /* Typography */
  --font-display: 'Albert Sans';
  --font-body: 'Albert Sans';
  --font-mono: 'Albert Sans';

  /* Responsive Spacing */
  --space-xs: clamp(0.375rem, 0.5vw, 0.625rem);
  --space-sm: clamp(0.75rem, 1vw, 1.25rem);
  --space-md: clamp(1.125rem, 1.5vw, 1.75rem);
  --space-lg: clamp(1.75rem, 2.5vw, 3rem);
  --space-xl: clamp(2.5rem, 4vw, 5rem);
  --space-2xl: clamp(4rem, 6vw, 8rem);
  --space-3xl: clamp(6rem, 10vw, 14rem);

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  /* Layout */
  --container-max: min(1600px, 90vw);
  --nav-height: clamp(4rem, 5vw, 6rem);

  /* Section spacing */
  --section-pad-y: clamp(5rem, 12vh, 15rem);
  --container-pad-x: clamp(1.25rem, 4vw, 4rem);
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: auto; /* Lenis handles smooth scroll */
}

html.lenis, html.lenis body {
  height: auto;
}

.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
  overscroll-behavior: contain;
}

body {
  font-family: var(--font-body);
  font-size: clamp(0.9375rem, 1vw, 1.125rem);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s;
}

ul, ol {
  list-style: none;
}

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

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

::selection {
  background: var(--accent-cyan);
  color: var(--bg-primary);
}

/* ── PRELOADER ────────────────────────────────────────── */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: all;
}

.preloader-top,
.preloader-bottom {
  position: absolute;
  left: 0;
  right: 0;
  height: 50%;
  background: var(--bg-primary);
  will-change: transform;
}

.preloader-top { top: 0; }
.preloader-bottom { bottom: 0; }

.preloader-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.preloader-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.preloader-logo-img {
  width: clamp(100px, 20vw, 180px);
  height: auto;
  opacity: 0;
  transform: translateY(30px);
}

.preloader-bar {
  width: clamp(150px, 20vw, 250px);
  height: 2px;
  background: var(--border-color);
  border-radius: 1px;
  overflow: hidden;
}

.preloader-bar-fill {
  width: 0%;
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 1px;
  transition: width 0.3s var(--ease-out-quart);
}

.preloader-text {
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.8vw, 0.8125rem);
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  opacity: 0;
}

/* ── NAVIGATION ───────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  padding: var(--space-sm) 0;
  transition: background 0.4s, backdrop-filter 0.4s;
}

.nav.scrolled {
  background: rgba(5, 5, 8, 0.8);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-bottom: 1px solid var(--border-color);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: calc(var(--nav-height) - var(--space-sm) * 2);
}

.nav-logo {
  position: relative;
  z-index: 2;
}

.nav-logo-svg {
  width: clamp(60px, 6vw, 100px);
  height: auto;
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  position: relative;
  font-size: clamp(0.8125rem, 0.9vw, 0.9375rem);
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  transition: color 0.3s;
  padding: 0.25rem 0;
  overflow: hidden;
}

/* ── Nav Dropdown ── */
.nav-dropdown {
  position: relative;
  padding-bottom: 0.75rem;
  margin-bottom: -0.75rem;
}

.nav-dropdown > .nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-dropdown-arrow {
  width: 10px;
  height: 10px;
  transition: transform 0.3s var(--ease-out-expo);
}

.nav-dropdown:hover .nav-dropdown-arrow {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 0.75rem);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 220px;
  background: rgba(10, 10, 18, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 0.75rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.35s var(--ease-out-expo);
  z-index: 100;
}

.nav-dropdown-menu::before {
  content: '';
  position: absolute;
  top: -12px;
  left: -1rem;
  right: -1rem;
  height: 12px;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.875rem;
  border-radius: 10px;
  font-size: clamp(0.8125rem, 0.85vw, 0.875rem);
  color: var(--text-secondary);
  transition: all 0.25s var(--ease-out-expo);
  white-space: nowrap;
}

.nav-dropdown-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  transform: translateX(2px);
}

.nav-dropdown-item-type {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  min-width: 2rem;
}

.nav-dropdown-divider {
  height: 1px;
  background: var(--border-color);
  margin: 0.375rem 0.875rem;
}

.nav-dropdown-item--all {
  color: var(--accent-cyan);
  font-weight: 500;
  font-size: clamp(0.75rem, 0.8vw, 0.8125rem);
}

.nav-dropdown-item--all:hover {
  color: var(--text-primary);
}

/* Mobile dropdown */
.mobile-menu-dropdown {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.mobile-menu-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  transition: color 0.3s;
  min-height: 44px;
  cursor: pointer;
  background: none;
  border: none;
}

.mobile-menu-dropdown-toggle:hover {
  color: var(--accent-cyan);
}

.mobile-menu-dropdown-toggle svg {
  width: 20px;
  height: 20px;
  transition: transform 0.3s var(--ease-out-expo);
}

.mobile-menu-dropdown.open .mobile-menu-dropdown-toggle svg {
  transform: rotate(180deg);
}

.mobile-menu-subnav {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}

.mobile-menu-dropdown.open .mobile-menu-subnav {
  display: flex;
}

.mobile-menu-sublink {
  font-family: var(--font-display);
  font-size: clamp(1rem, 3vw, 1.5rem);
  font-weight: 300;
  color: var(--text-muted);
  transition: color 0.3s;
  padding: 0.375rem 0;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.mobile-menu-sublink:hover {
  color: var(--accent-cyan);
}

@media (max-width: 900px) {
  .nav-dropdown-menu { display: none !important; }
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--accent-cyan);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease-out-expo);
}

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

.nav-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: clamp(0.75rem, 0.85vw, 0.875rem);
  font-weight: 500;
  color: var(--bg-primary);
  background: var(--text-primary);
  padding: clamp(0.5rem, 0.7vw, 0.75rem) clamp(1rem, 1.5vw, 1.5rem);
  border-radius: 100px;
  transition: background 0.3s, transform 0.3s var(--ease-out-expo), box-shadow 0.3s;
}

.nav-cta:hover {
  background: var(--accent-cyan);
  transform: scale(1.02);
  box-shadow: 0 0 30px rgba(184, 93, 201, 0.3);
}

.nav-menu-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 32px;
  padding: 4px 0;
  z-index: 2;
  min-height: 44px;
  justify-content: center;
}

.nav-menu-btn span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform 0.4s var(--ease-out-expo), opacity 0.3s;
  transform-origin: center;
}

.nav-menu-btn.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

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

.nav-menu-btn.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-menu-btn { display: flex; }
}

/* ── MOBILE MENU ──────────────────────────────────────── */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 8999;
  background: rgba(5, 5, 8, 0.95);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease-out-expo);
}

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

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.mobile-menu-link {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  transition: color 0.3s, transform 0.3s var(--ease-out-expo);
  transform: translateY(30px);
  opacity: 0;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.mobile-menu.active .mobile-menu-link {
  transform: translateY(0);
  opacity: 1;
  transition-delay: calc(var(--i, 0) * 0.08s + 0.2s);
}

.mobile-menu-link:nth-child(1) { --i: 0; }
.mobile-menu-link:nth-child(2) { --i: 1; }
.mobile-menu-link:nth-child(3) { --i: 2; }
.mobile-menu-link:nth-child(4) { --i: 3; }
.mobile-menu-link:nth-child(5) { --i: 4; }

.mobile-menu-link:hover {
  color: var(--accent-cyan);
}

.mobile-menu-footer {
  margin-top: var(--space-2xl);
  text-align: center;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.5s var(--ease-out-expo) 0.5s;
}

.mobile-menu.active .mobile-menu-footer {
  transform: translateY(0);
  opacity: 1;
}

.mobile-menu-cta {
  display: inline-block;
  padding: 0.75rem 2rem;
  border: 1px solid var(--accent-cyan);
  border-radius: 100px;
  color: var(--accent-cyan);
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.3s, color 0.3s;
  min-height: 44px;
}

.mobile-menu-cta:hover {
  background: var(--accent-cyan);
  color: var(--bg-primary);
}

.mobile-menu-email {
  margin-top: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ── THREE.JS CANVAS ──────────────────────────────────── */
#three-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ── MAIN ─────────────────────────────────────────────── */
main {
  position: relative;
  z-index: 2;
  background: var(--bg-primary);
}

/* ── CONTAINER ────────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad-x);
}

/* ── SECTION BASE ─────────────────────────────────────── */
.section {
  position: relative;
  z-index: 1;
  padding: var(--section-pad-y) 0;
}

.section-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-2xl);
  align-items: start;
}

.section-header {
  max-width: min(700px, 90%);
  margin-bottom: var(--space-2xl);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.75vw, 0.8125rem);
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: var(--space-lg);
}

.section-label-index {
  font-weight: 500;
  opacity: 0.5;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 300;
  text-transform: uppercase;
  line-height: 1.2;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: clamp(1rem, 1.3vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: min(600px, 100%);
}

.section-text {
  font-size: clamp(0.9375rem, 1.1vw, 1.125rem);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

/* Section image for AI-generated images */
.section-image {
  width: 100%;
  overflow: hidden;
  border-radius: clamp(12px, 2vw, 24px);
  position: relative;
}

.section-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.8s var(--ease-out-expo), opacity 0.6s;
  will-change: transform;
}

.section-image--parallax img {
  transform: scale(1.1);
}

/* Generated image class */
.generated-image {
  width: 100%;
  height: auto;
  display: block;
  border-radius: clamp(12px, 2vw, 24px);
  opacity: 0;
  transform: scale(0.97);
  transition: opacity 0.8s var(--ease-out-expo), transform 0.8s var(--ease-out-expo);
}

.generated-image.loaded {
  opacity: 1;
  transform: scale(1);
}

/* Smooth image load reveal */
.showcase-item img {
  opacity: 0;
  transition: transform 0.8s var(--ease-out-expo), opacity 0.6s var(--ease-out-expo);
}

.showcase-item img.loaded {
  opacity: 1;
}

@media (max-width: 900px) {
  .section-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

/* ── BUTTONS ──────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: clamp(0.5rem, 0.7vw, 0.75rem);
  font-family: var(--font-body);
  font-size: clamp(0.875rem, 1vw, 1rem);
  font-weight: 500;
  padding: clamp(0.75rem, 1vw, 1rem) clamp(1.5rem, 2vw, 2rem);
  border-radius: 100px;
  transition: all 0.4s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
  min-height: 44px;
}

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

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  border-radius: inherit;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--ease-out-expo);
}

.btn-primary:hover::before {
  transform: scaleX(1);
  transform-origin: left;
}

.btn-primary span,
.btn-primary svg {
  position: relative;
  z-index: 1;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 40px rgba(184, 93, 201, 0.2);
}

.btn-ghost {
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.btn-ghost:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
  box-shadow: 0 10px 40px rgba(184, 93, 201, 0.1);
}

.btn-large {
  padding: clamp(0.875rem, 1.2vw, 1.25rem) clamp(1.75rem, 2.5vw, 2.5rem);
  font-size: clamp(0.9375rem, 1.1vw, 1.125rem);
}

/* ── HERO ─────────────────────────────────────────────── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-height) + var(--space-2xl)) var(--container-pad-x) var(--space-2xl);
  background: transparent;
  overflow: hidden;
}

.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.hero-video-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(5, 5, 8, 0.55) 0%,
    rgba(5, 5, 8, 0.4) 40%,
    rgba(5, 5, 8, 0.65) 80%,
    rgba(5, 5, 8, 1) 100%
  );
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: clamp(0.5rem, 0.7vw, 0.75rem);
  padding: clamp(0.375rem, 0.5vw, 0.625rem) clamp(1rem, 1.5vw, 1.5rem);
  border: 1px solid var(--border-color);
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.7vw, 0.75rem);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xl);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.02);
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--accent-glow-strong); }
  50% { opacity: 0.7; box-shadow: 0 0 0 8px transparent; }
}

/* MASSIVE hero title - Oryzo.ai style */
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7.5vw, 6.5rem);
  font-weight: 300;
  text-transform: uppercase;
  line-height: 1.15;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
}

.hero-title-line {
  display: block;
  overflow: hidden;
  padding-top: 0.15em;
  margin-top: -0.15em;
}

.hero-title em {
  font-style: normal;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: min(580px, 100%);
  margin-bottom: var(--space-xl);
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.4);
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.hero-scroll-indicator span {
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.7vw, 0.6875rem);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.hero-scroll-line {
  width: 1px;
  height: clamp(32px, 4vh, 48px);
  background: linear-gradient(to bottom, var(--accent-cyan), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

@keyframes scroll-line {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ── Section Scroll Indicator (reusable) ── */
.section-scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-sm);
}

.section-scroll-indicator .hero-scroll-line {
  width: 1px;
  height: clamp(32px, 4vh, 48px);
  background: linear-gradient(to bottom, var(--accent-cyan), transparent);
  animation: scroll-line 2s ease-in-out infinite;
}

.section-scroll-indicator span {
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.7vw, 0.6875rem);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

@media (max-width: 768px) {
  .section-scroll-indicator { display: none; }
}

.hero-stats {
  position: absolute;
  bottom: var(--space-lg);
  right: var(--container-pad-x);
  display: flex;
  gap: var(--space-xl);
}

.hero-stat {
  text-align: right;
}

.hero-stat-number {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 3rem);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-suffix {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 2rem);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.7vw, 0.75rem);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.25rem;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: clamp(2rem, 8.5vw, 3.5rem);
  }
  .hero-stats {
    position: relative;
    bottom: auto;
    right: auto;
    justify-content: space-between;
    margin-top: var(--space-2xl);
  }
  .hero-stat { text-align: center; }
  .hero-scroll-indicator { display: none; }
}

/* ── MARQUEE ──────────────────────────────────────────── */
.marquee-section {
  position: relative;
  z-index: 1;
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
  background: var(--bg-primary);
}

.marquee {
  overflow: hidden;
}

.marquee-track {
  display: flex;
  gap: var(--space-lg);
  white-space: nowrap;
  animation: marquee 30s linear infinite;
  width: max-content;
}

.marquee-track span {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.5rem);
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.marquee-dot {
  color: var(--accent-cyan) !important;
  font-size: 0.5em !important;
  vertical-align: middle;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── ABOUT SECTION ────────────────────────────────────── */
.about {
  background: var(--bg-primary);
}

/* ── PHILOSOPHY SECTION ───────────────────────────────── */
.philosophy {
  min-height: 200vh;
  padding: 0;
}

.philosophy-sticky {
  position: sticky;
  top: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.philosophy-quote {
  max-width: min(1000px, 85vw);
  margin: 0 auto;
  text-align: center;
  padding: var(--space-2xl);
}

.philosophy-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.75rem);
  font-weight: 300;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.philosophy-text .word {
  display: inline-block;
  opacity: 0.15;
  transition: opacity 0.3s;
}

.philosophy-text .word.active {
  opacity: 1;
  color: var(--text-primary);
}

.philosophy-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.8vw, 0.8125rem);
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.philosophy-line {
  width: clamp(24px, 3vw, 48px);
  height: 1px;
  background: var(--accent-cyan);
}

/* ── ECOSYSTEM SECTION ────────────────────────────────── */
.ecosystem {
  background: var(--bg-secondary);
}

.eco-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.eco-card {
  position: relative;
  padding: var(--space-xl) var(--space-lg);
  border: 1px solid var(--border-color);
  border-radius: clamp(16px, 2vw, 24px);
  background: var(--bg-card);
  transition: all 0.5s var(--ease-out-expo);
  overflow: hidden;
}

.eco-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.5s;
}

.eco-card:hover {
  border-color: var(--border-color-hover);
  background: var(--bg-card-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(184, 93, 201, 0.08);
}

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

.eco-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(400px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), var(--accent-glow), transparent 40%);
  transition: opacity 0.5s;
  pointer-events: none;
}
.eco-card:hover::after {
  opacity: 1;
}

.eco-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-lg);
}

.eco-card-index {
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.7vw, 0.75rem);
  color: var(--text-muted);
}

.eco-card-icon {
  width: clamp(36px, 3.5vw, 52px);
  height: clamp(36px, 3.5vw, 52px);
  color: var(--accent-cyan);
  transition: transform 0.4s var(--ease-out-expo);
}

.eco-card:hover .eco-card-icon {
  transform: scale(1.1);
}

.eco-card-icon svg {
  width: 100%;
  height: 100%;
}

.eco-card-title {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1.4vw, 1.5rem);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.eco-card-text {
  font-size: clamp(0.8125rem, 0.95vw, 1rem);
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 1024px) {
  .eco-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .eco-grid { grid-template-columns: 1fr; }
}

/* ── SOLUTIONS SECTION ────────────────────────────────── */
.solutions {
  background: var(--bg-primary);
}

/* ── Solutions Tabs ── */
.solutions-tabs {
  display: flex;
  gap: 0.5rem;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.solutions-tab {
  font-family: var(--font-mono);
  font-size: clamp(0.6875rem, 0.8vw, 0.8125rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border-color);
  border-radius: 100px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.3s var(--ease-out-expo);
  white-space: nowrap;
}

.solutions-tab:hover {
  border-color: var(--border-color-hover);
  color: var(--text-secondary);
}

.solutions-tab.active {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(0, 234, 255, 0.06);
}

/* ── Solutions Carousel ── */
.solutions-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 0 var(--container-pad-x);
}

.solutions-scroll::-webkit-scrollbar {
  display: none;
}

.solutions-track {
  display: flex;
  gap: var(--space-md);
  padding-bottom: var(--space-sm);
  width: max-content;
}

/* ── Solution Card Category Label ── */
.solution-card-category {
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.65vw, 0.6875rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-cyan);
  margin-bottom: 0.5rem;
  display: block;
}

.solution-card {
  position: relative;
  width: clamp(300px, 32vw, 420px);
  flex-shrink: 0;
  border: 1px solid var(--border-color);
  border-radius: clamp(18px, 2vw, 28px);
  background: var(--bg-card);
  overflow: hidden;
  transition: all 0.5s var(--ease-out-expo);
}

.solution-card.hidden {
  display: none;
}

.solution-card:hover {
  border-color: var(--border-color-hover);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(184, 93, 201, 0.08);
}

.solution-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), var(--accent-glow), transparent 40%);
  transition: opacity 0.5s;
  pointer-events: none;
}
.solution-card:hover::after {
  opacity: 1;
}

/* FIXED: Featured card uses purple, not cyan */
.solution-card--featured {
  border-color: rgba(184, 93, 201, 0.2);
  background: linear-gradient(180deg, rgba(184, 93, 201, 0.05) 0%, var(--bg-card) 100%);
}

.solution-card--featured:hover {
  border-color: rgba(184, 93, 201, 0.4);
}

.solution-card-badge {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  padding: clamp(0.25rem, 0.4vw, 0.4375rem) clamp(0.625rem, 1vw, 1rem);
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.65vw, 0.6875rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bg-primary);
  background: var(--accent-cyan);
  border-radius: 100px;
}

/* Larger icon area for premium feel */
.solution-card-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl) var(--space-lg);
  min-height: clamp(140px, 15vw, 200px);
}

.solution-card-glow {
  position: absolute;
  width: clamp(80px, 10vw, 140px);
  height: clamp(80px, 10vw, 140px);
  border-radius: 50%;
  background: var(--accent-glow);
  filter: blur(60px);
  transition: all 0.5s;
}

.solution-card:hover .solution-card-glow {
  width: clamp(120px, 14vw, 180px);
  height: clamp(120px, 14vw, 180px);
  background: var(--accent-glow-strong);
}

.solution-card-img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  filter: brightness(1.15);
  transition: transform 0.6s var(--ease-out-expo), filter 0.6s;
}

.solution-card:hover .solution-card-img {
  transform: scale(1.05);
}

.solution-card-visual:has(.solution-card-img) {
  padding: 0;
  min-height: clamp(180px, 20vw, 260px);
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.solution-card-icon {
  position: relative;
  width: clamp(56px, 6vw, 80px);
  height: clamp(56px, 6vw, 80px);
  color: var(--accent-cyan);
  transition: transform 0.4s var(--ease-out-expo);
}

.solution-card:hover .solution-card-icon {
  transform: scale(1.1) rotate(2deg);
}

.solution-card-icon svg {
  width: 100%;
  height: 100%;
}

.solution-card-content {
  padding: 0 var(--space-lg) var(--space-xl);
}

.solution-card-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.5vw, 1.625rem);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.solution-card-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.75vw, 0.8125rem);
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.solution-card-text {
  font-size: clamp(0.8125rem, 0.95vw, 1rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.solution-card-features {
  margin-bottom: var(--space-lg);
}

.solution-card-features li {
  position: relative;
  padding-left: 1.25rem;
  font-size: clamp(0.8125rem, 0.9vw, 0.9375rem);
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.solution-card-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  opacity: 0.5;
}

.solution-card-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: clamp(0.8125rem, 0.9vw, 0.9375rem);
  font-weight: 500;
  color: var(--accent-cyan);
  transition: gap 0.3s var(--ease-out-expo), color 0.3s;
  min-height: 44px;
}

.solution-card-cta:hover {
  gap: 0.875rem;
}

@media (max-width: 768px) {
  .solution-card { width: clamp(280px, 80vw, 340px); }
  .solutions-tabs { gap: 0.375rem; }
  .solutions-tab { font-size: 0.625rem; padding: 0.4rem 0.875rem; }
}

/* ── EQUIPMENT SECTION ────────────────────────────────── */
.equipment {
  background: var(--bg-secondary);
  overflow: hidden;
}

.equipment-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 0 var(--container-pad-x);
}

.equipment-scroll::-webkit-scrollbar {
  display: none;
}

.equipment-track {
  display: flex;
  gap: var(--space-md);
  padding-bottom: var(--space-sm);
  width: max-content;
}

.equip-card {
  width: clamp(260px, 30vw, 380px);
  flex-shrink: 0;
  border: 1px solid var(--border-color);
  border-radius: clamp(16px, 2vw, 24px);
  background: var(--bg-card);
  overflow: hidden;
  transition: all 0.5s var(--ease-out-expo);
  perspective: 1000px;
  transform-style: preserve-3d;
}

.equip-card:hover {
  border-color: var(--border-color-hover);
  transform: translateY(-8px) rotateX(2deg) rotateY(-1deg);
  box-shadow: 0 30px 80px rgba(184, 93, 201, 0.12);
}

.equip-card-image {
  aspect-ratio: 3/4;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.equip-card-image img {
  max-height: 100%;
  width: auto;
  max-width: 90%;
  object-fit: contain;
  margin: 0 auto;
  padding: var(--space-md);
  transition: transform 0.6s var(--ease-out-expo), filter 0.6s;
}

.equip-card-image--cover img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  object-position: center;
  padding: 0;
}

.equip-card:hover .equip-card-image img {
  transform: scale(1.08) translateY(-5px);
  filter: drop-shadow(0 20px 40px rgba(184, 93, 201, 0.15));
}

.equip-card-info {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
}

.equip-card-type {
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.65vw, 0.6875rem);
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 500;
}

.equip-card-name {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1.4vw, 1.5rem);
  font-weight: 500;
  margin: 0.25rem 0;
}

.equip-card-desc {
  font-size: clamp(0.8125rem, 0.9vw, 0.9375rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.equip-card-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.equip-card-specs span {
  padding: clamp(0.1875rem, 0.3vw, 0.3125rem) clamp(0.5rem, 0.7vw, 0.75rem);
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.7vw, 0.75rem);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  border-radius: 100px;
  transition: border-color 0.3s, color 0.3s;
}

.equip-card:hover .equip-card-specs span {
  border-color: var(--border-color-hover);
  color: var(--text-secondary);
}

.equip-card--link {
  text-decoration: none;
  color: inherit;
  display: block;
  cursor: pointer;
}

.equip-card--link:hover {
  color: inherit;
}

/* ── VERIFIED SECTION ─────────────────────────────────── */
.verified {
  background: var(--bg-primary);
}

.verified-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.verified-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.verified-photo {
  width: 100%;
  max-width: 560px;
  border-radius: clamp(18px, 2vw, 28px);
  object-fit: cover;
}

.verified-steps {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.verified-step {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: clamp(12px, 1.5vw, 20px);
  background: var(--bg-card);
  transition: all 0.4s var(--ease-out-expo);
}

.verified-step:hover {
  border-color: var(--border-color-hover);
  background: var(--bg-card-hover);
  transform: translateX(4px);
}

.verified-step-number {
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.8vw, 0.8125rem);
  color: var(--accent-cyan);
  font-weight: 500;
  flex-shrink: 0;
  padding-top: 0.1rem;
}

.verified-step h4 {
  font-family: var(--font-display);
  font-size: clamp(0.9375rem, 1.05vw, 1.0625rem);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.verified-step p {
  font-size: clamp(0.8125rem, 0.9vw, 0.9375rem);
  color: var(--text-secondary);
  line-height: 1.5;
}

@media (max-width: 900px) {
  .verified-grid {
    grid-template-columns: 1fr;
  }
  .verified-visual { order: -1; }
}

/* ── TESTIMONIALS SECTION ─────────────────────────────── */
.testimonials {
  background: var(--bg-primary);
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  gap: var(--space-md);
  padding: 0 var(--container-pad-x);
  animation: testimonial-scroll 40s linear infinite;
  width: max-content;
}

.testimonials-track:hover {
  animation-play-state: paused;
}

@keyframes testimonial-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.testimonial-card {
  flex-shrink: 0;
  width: clamp(300px, 35vw, 450px);
  padding: var(--space-xl);
  border: 1px solid var(--border-color);
  border-radius: clamp(16px, 2vw, 24px);
  background: var(--bg-card);
  transition: all 0.5s var(--ease-out-expo);
}

.testimonial-card:hover {
  border-color: var(--border-color-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  /* Subtle gradient border effect on hover */
  box-shadow:
    0 20px 60px rgba(184, 93, 201, 0.06),
    inset 0 0 0 1px rgba(184, 93, 201, 0.1);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-md);
  color: var(--accent-cyan);
}

.testimonial-text {
  font-size: clamp(0.9375rem, 1.05vw, 1.0625rem);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial-avatar {
  width: clamp(40px, 3.5vw, 52px);
  height: clamp(40px, 3.5vw, 52px);
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(0.875rem, 1vw, 1.125rem);
  color: white;
}

.testimonial-author-info h4 {
  font-family: var(--font-display);
  font-size: clamp(0.875rem, 0.95vw, 1rem);
  font-weight: 500;
}

.testimonial-author-info p {
  font-size: clamp(0.75rem, 0.8vw, 0.875rem);
  color: var(--text-muted);
}

/* ── SOCIAL PROOF BAR ─────────────────────────────────── */
.social-proof {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.social-proof-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(2rem, 6vw, 8rem);
  flex-wrap: wrap;
}

.social-proof-item {
  text-align: center;
  transition: transform 0.4s var(--ease-out-expo);
}

.social-proof-item:hover {
  transform: scale(1.05);
}

/* MUCH larger social proof numbers */
.social-proof-number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.social-proof-label {
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.75vw, 0.8125rem);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: clamp(0.25rem, 0.5vw, 0.5rem);
}

/* ── ENERGY NARRATIVE ────────────────────────────────── */
.narrative {
  position: relative;
  z-index: 3;
  height: 500vh; /* 5 scenes × 100vh each */
}

.narrative-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  overflow: hidden;
}

.narrative-canvas {
  position: absolute;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  mix-blend-mode: screen;
  image-rendering: auto;
}

/* Vignette overlay for cinematic depth */
.narrative-sticky::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 11;
  pointer-events: none;
  background: radial-gradient(
    ellipse 85% 75% at 50% 50%,
    transparent 50%,
    rgba(5, 5, 8, 0.3) 100%
  );
}

.narrative-scene {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  will-change: opacity;
}

.narrative-scene--active {
  opacity: 1;
  pointer-events: auto;
}

.narrative-scene-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.narrative-scene-bg img,
.narrative-scene-bg .narrative-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.12);
  will-change: transform;
  filter: saturate(1.15) contrast(1.05) brightness(1.15);
}

.narrative-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(5, 5, 8, 0.82) 0%,
    rgba(5, 5, 8, 0.75) 35%,
    rgba(5, 5, 8, 0.78) 65%,
    rgba(5, 5, 8, 0.92) 100%
  );
  z-index: 1;
}

.narrative-overlay--light {
  background: linear-gradient(
    180deg,
    rgba(5, 5, 8, 0.82) 0%,
    rgba(5, 5, 8, 0.72) 40%,
    rgba(5, 5, 8, 0.75) 70%,
    rgba(5, 5, 8, 0.92) 100%
  );
}

.narrative-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 clamp(2rem, 8vw, 10rem);
  max-width: 800px;
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}

.narrative-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.6);
  margin-bottom: var(--space-md);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease-out-expo) 0.2s, transform 0.8s var(--ease-out-expo) 0.2s;
}

.narrative-scene--active .narrative-label {
  opacity: 1;
  transform: translateY(0);
}

.narrative-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 300;
  text-transform: uppercase;
  line-height: 1.2;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  text-shadow: 0 2px 30px rgba(0, 0, 0, 0.8), 0 0 60px rgba(0, 0, 0, 0.4);
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out-expo) 0.3s, transform 0.8s var(--ease-out-expo) 0.3s;
}

.narrative-scene--active .narrative-title {
  opacity: 1;
  transform: translateY(0);
}

.narrative-text {
  font-size: clamp(1rem, 1.3vw, 1.125rem);
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
  max-width: 500px;
  text-shadow: 0 1px 15px rgba(0, 0, 0, 0.7), 0 0 40px rgba(0, 0, 0, 0.4);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease-out-expo) 0.5s, transform 0.8s var(--ease-out-expo) 0.5s;
}

.narrative-scene--active .narrative-text {
  opacity: 1;
  transform: translateY(0);
}

/* Progress dots */
.narrative-progress {
  position: absolute;
  right: clamp(2rem, 4vw, 4rem);
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.narrative-step {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transition: all 0.4s var(--ease-out-expo);
  cursor: pointer;
}

.narrative-step--active {
  background: var(--accent-cyan);
  box-shadow: 0 0 12px var(--accent-glow-strong);
  transform: scale(1.3);
}

.narrative-scroll-indicator {
  position: absolute;
  bottom: clamp(1.5rem, 3vh, 2.5rem);
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.narrative-scroll-indicator span {
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.7vw, 0.6875rem);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6);
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .narrative {
    height: 400vh; /* slightly less on mobile */
  }

  .narrative-content {
    padding: 0 clamp(1.5rem, 6vw, 3rem);
    justify-content: flex-end;
    padding-bottom: 15vh;
  }

  .narrative-progress {
    right: 1rem;
    gap: 8px;
  }

  .narrative-step {
    width: 6px;
    height: 6px;
  }
}

/* ── NARRATIVE: PRODUCT HERO (Scene 4) ───────────────── */
.narrative-scene--product .narrative-scene-bg--dark {
  background: radial-gradient(ellipse at 60% 50%, #0d0a14 0%, #050508 70%);
}

.narrative-product-glow {
  position: absolute;
  top: 50%;
  left: 55%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 93, 201, 0.15) 0%, transparent 70%);
  filter: blur(80px);
  animation: product-glow-pulse 4s ease-in-out infinite;
}

@keyframes product-glow-pulse {
  0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.15); }
}

.narrative-overlay--radial {
  background: radial-gradient(
    ellipse at 55% 50%,
    rgba(5, 5, 8, 0.6) 0%,
    rgba(5, 5, 8, 0.75) 40%,
    rgba(5, 5, 8, 0.92) 80%,
    rgba(5, 5, 8, 0.97) 100%
  ) !important;
}

.narrative-product-hero {
  position: absolute;
  right: 10%;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  height: 75vh;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 1s var(--ease-out-expo) 0.3s, transform 1s var(--ease-out-expo) 0.3s;
}

.narrative-scene--active .narrative-product-hero {
  opacity: 1;
}

.narrative-product-hero img {
  height: 100%;
  width: auto;
  max-width: none;
  object-fit: contain;
  filter: drop-shadow(0 0 60px rgba(184, 93, 201, 0.2)) drop-shadow(0 30px 80px rgba(0, 0, 0, 0.6));
  transition: transform 1.2s var(--ease-out-expo);
}

.narrative-scene--active .narrative-product-hero img {
  transform: scale(1.02);
}

.narrative-content--split {
  max-width: 45%;
}

.narrative-specs {
  display: flex;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease-out-expo) 0.7s, transform 0.8s var(--ease-out-expo) 0.7s;
}

.narrative-scene--active .narrative-specs {
  opacity: 1;
  transform: translateY(0);
}

.narrative-spec {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.narrative-spec-value {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--text-primary);
}

.narrative-spec-unit {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

@media (max-width: 768px) {
  .narrative-product-hero {
    position: absolute;
    right: auto;
    left: 50%;
    top: 10%;
    transform: translateX(-50%);
    height: 40vh;
  }

  .narrative-scene--active .narrative-product-hero {
    transform: translateX(-50%);
  }

  .narrative-content--split {
    max-width: 100%;
    justify-content: flex-end;
    padding-bottom: 10vh;
  }

  .narrative-specs {
    gap: var(--space-md);
  }
}

/* ── CTA SECTION ──────────────────────────────────────── */
.cta {
  background: var(--bg-secondary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-bg-image {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.15;
  pointer-events: none;
}

.cta-bg-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta .container {
  position: relative;
  z-index: 1;
}

.cta-content {
  max-width: min(800px, 90%);
  margin: 0 auto;
}

/* MASSIVE CTA title */
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 300;
  text-transform: uppercase;
  line-height: 1.2;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
}

.cta-title .char {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-text {
  font-size: clamp(1rem, 1.3vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* ── NEWSLETTER / LEAD FORM ──────────────────────────── */
.newsletter {
  position: relative;
  z-index: 2;
  background: var(--bg-secondary);
  padding: var(--space-3xl) 0;
}

.newsletter-wrapper {
  max-width: 720px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: clamp(16px, 2vw, 24px);
  padding: clamp(2rem, 4vw, 3rem);
}

.newsletter-title {
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 1vw, 0.875rem);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
  text-align: center;
}

.newsletter-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.newsletter-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.newsletter-field label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.newsletter-field input,
.newsletter-field select {
  width: 100%;
  padding: 0.875rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: border-color 0.3s ease, background 0.3s ease;
  outline: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.newsletter-field select {
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='10' viewBox='0 0 10 10' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M2 4l3 3 3-3' stroke='%23666' stroke-width='1.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 10px;
  padding-right: 2.5rem;
  cursor: pointer;
}

.newsletter-field select option {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.newsletter-field input::placeholder {
  color: var(--text-muted);
  opacity: 0.5;
}

.newsletter-field input:focus,
.newsletter-field select:focus {
  border-color: var(--accent-primary);
  background: rgba(255, 255, 255, 0.06);
}

.newsletter-btn {
  width: 100%;
  justify-content: center;
  gap: 0.75rem;
}

@media (max-width: 600px) {
  .newsletter-form-grid {
    grid-template-columns: 1fr;
  }
}

/* ── FOOTER ───────────────────────────────────────────── */
.footer {
  position: relative;
  z-index: 2;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-logo {
  width: clamp(56px, 5vw, 80px);
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.footer-brand .footer-logo {
  display: block;
}

.footer-brand .footer-tagline {
  margin: 0;
  padding-left: 0.35rem;
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.8vw, 0.8125rem);
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.footer-links-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: clamp(0.8125rem, 0.9vw, 0.9375rem);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.footer-link {
  display: block;
  font-size: clamp(0.75rem, 0.85vw, 0.875rem);
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  transition: color 0.3s, transform 0.3s;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.footer-link:hover {
  color: var(--accent-cyan);
  transform: translateX(4px);
}

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

.footer-legal {
  font-size: clamp(0.625rem, 0.8vw, 0.8125rem);
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social-link {
  width: clamp(36px, 3.5vw, 48px);
  height: clamp(36px, 3.5vw, 48px);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-muted);
  transition: all 0.3s var(--ease-out-expo);
}

.footer-social-link:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(184, 93, 201, 0.15);
}

@media (max-width: 768px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  .footer-links-group {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }
}

/* ── REVEAL ANIMATIONS ────────────────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
}

.reveal-up.revealed {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s var(--ease-out-expo),
              transform 0.8s var(--ease-out-expo);
}

.split-text .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
}

.split-text .char.revealed {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s var(--ease-out-expo),
              transform 0.6s var(--ease-out-expo);
}

.split-text .char--gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.split-text .whitespace {
  display: none;
}

.split-text .word-wrap {
  display: inline-block;
  white-space: nowrap;
  margin-right: 0.3em;
}

.split-text .word-wrap:last-child {
  margin-right: 0;
}

.hero-title-line {
  overflow: hidden;
  padding-top: 0.15em;
  margin-top: -0.15em;
}

/* ── GLOW EFFECTS ─────────────────────────────────────── */
.glow-line {
  position: absolute;
  width: 200px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0.3;
}

/* ── FILM GRAIN OVERLAY ───────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.03;
  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;
}

/* ── GLOW GRADIENT DIVIDERS ───────────────────────────── */
.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: min(80%, 600px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), var(--accent-purple), transparent);
  opacity: 0.2;
}

.hero::before { display: none; }

/* ── FOCUS VISIBLE ────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 4px;
}

/* ── SMOOTH SCROLL FALLBACK (no Lenis) ────────────────── */
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

/* ── REDUCED MOTION ───────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .marquee-track { animation: none; }
  .reveal-up { opacity: 1; transform: none; }
  .split-text .char { opacity: 1; transform: none; }
}

/* ── UTILITY ──────────────────────────────────────────── */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ── EQUIPMENT PAGE ───────────────────────────────────── */
.product-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + var(--space-2xl)) 0 var(--space-2xl);
  background: var(--bg-secondary);
  overflow: hidden;
}

.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad-x);
}

.product-hero-content {
  position: relative;
  z-index: 2;
}

.product-hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: clamp(0.625rem, 0.75vw, 0.8125rem);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-lg);
}

.product-hero-breadcrumb a {
  color: var(--text-muted);
  transition: color 0.3s;
}

.product-hero-breadcrumb a:hover {
  color: var(--accent-cyan);
}

.product-hero-breadcrumb .separator {
  opacity: 0.4;
}

.product-hero-type {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(0.6875rem, 0.8vw, 0.8125rem);
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.product-hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 300;
  text-transform: uppercase;
  line-height: 1.1;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.product-hero-subtitle {
  font-size: clamp(1rem, 1.3vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 500px;
  margin-bottom: var(--space-xl);
}

.product-hero-highlights {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.product-highlight {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.product-highlight-value {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.product-highlight-label {
  font-family: var(--font-mono);
  font-size: clamp(0.5625rem, 0.7vw, 0.75rem);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.product-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.product-hero-glow {
  position: absolute;
  width: 60%;
  height: 60%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184, 93, 201, 0.12) 0%, transparent 70%);
  filter: blur(80px);
  animation: product-glow-pulse 4s ease-in-out infinite;
}

.product-hero-image {
  position: relative;
  max-height: 70vh;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.4));
  transition: transform 0.8s var(--ease-out-expo);
}

.product-hero-image--cover {
  width: 100%;
  height: 70vh;
  object-fit: cover;
  border-radius: clamp(16px, 2vw, 24px);
}

.product-hero-visual:hover .product-hero-image {
  transform: scale(1.03) translateY(-4px);
}

/* Product Specs Section */
.product-specs {
  background: var(--bg-primary);
}

.product-specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
}

.product-specs-table {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.product-spec-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-color);
}

.product-spec-row:first-child {
  border-top: 1px solid var(--border-color);
}

.product-spec-label {
  font-family: var(--font-mono);
  font-size: clamp(0.6875rem, 0.8vw, 0.8125rem);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.product-spec-value {
  font-size: clamp(0.875rem, 1vw, 1rem);
  color: var(--text-primary);
  font-weight: 500;
  text-align: right;
}

/* Product Features Section */
.product-features {
  background: var(--bg-secondary);
}

.product-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.product-feature-card {
  padding: var(--space-xl) var(--space-lg);
  border: 1px solid var(--border-color);
  border-radius: clamp(16px, 2vw, 24px);
  background: var(--bg-card);
  transition: all 0.5s var(--ease-out-expo);
}

.product-feature-card:hover {
  border-color: var(--border-color-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.product-feature-icon {
  width: clamp(36px, 3.5vw, 48px);
  height: clamp(36px, 3.5vw, 48px);
  color: var(--accent-cyan);
  margin-bottom: var(--space-md);
}

.product-feature-icon svg {
  width: 100%;
  height: 100%;
}

.product-feature-title {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.2vw, 1.25rem);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.product-feature-text {
  font-size: clamp(0.8125rem, 0.9vw, 0.9375rem);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Product Use Cases */
.product-usecases {
  background: var(--bg-primary);
}

.product-usecases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.product-usecase {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  border: 1px solid var(--border-color);
  border-radius: clamp(12px, 1.5vw, 20px);
  background: var(--bg-card);
  transition: all 0.4s var(--ease-out-expo);
}

.product-usecase:hover {
  border-color: var(--border-color-hover);
  transform: translateX(4px);
}

.product-usecase-icon {
  width: 24px;
  height: 24px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.product-usecase-title {
  font-size: clamp(0.9375rem, 1.05vw, 1.0625rem);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.product-usecase-text {
  font-size: clamp(0.8125rem, 0.9vw, 0.9375rem);
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Product CTA */
.product-cta {
  background: var(--bg-secondary);
  text-align: center;
}

.product-cta-content {
  max-width: 600px;
  margin: 0 auto;
}

.product-cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.product-cta-text {
  font-size: clamp(1rem, 1.2vw, 1.125rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-xl);
}

.product-cta-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Other Products nav */
.product-others {
  background: var(--bg-primary);
  overflow: hidden;
}

.product-others-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  padding: 0 var(--container-pad-x);
}

.product-others-scroll::-webkit-scrollbar { display: none; }

.product-others-track {
  display: flex;
  gap: var(--space-md);
  width: max-content;
  padding-bottom: var(--space-sm);
}

@media (max-width: 900px) {
  .product-hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  .product-hero-visual { order: -1; }
  .product-hero-image { max-height: 50vh; }
  .product-hero-image--cover { height: 40vh; }
  .product-specs-grid { grid-template-columns: 1fr; }
  .product-features-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .product-hero-highlights { gap: var(--space-md); }
  .product-features-grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
   ═══════════════════════════════════════════════════════ */

/* ── 4K & Ultra-Wide (2560px+) ────────────────────────── */
@media (min-width: 2560px) {
  html {
    font-size: 16px;
  }

  :root {
    --nav-height: 7rem;
  }

  .nav-inner {
    height: calc(var(--nav-height) - 2rem);
  }

  .nav-logo-svg {
    width: 120px;
  }

  .hero {
    padding-left: 6vw;
    padding-right: 6vw;
  }

  .hero-title {
    font-size: 10rem;
  }

  .section-title {
    font-size: 5rem;
  }

  .philosophy-text {
    font-size: 4rem;
  }

  .cta-title {
    font-size: 7rem;
  }

  .social-proof-number {
    font-size: 5rem;
  }

  .section {
    padding: 16rem 0;
  }

  .social-proof {
    padding: 8rem 0;
  }

  .eco-card {
    padding: 3.5rem 2.5rem;
  }

  .solution-card-visual {
    min-height: 240px;
    padding: 5rem 2.5rem;
  }

  .solution-card-icon {
    width: 88px;
    height: 88px;
  }

  .equip-card {
    width: 420px;
  }

  .testimonial-card {
    width: 500px;
    padding: 3rem;
  }

  .social-proof-grid {
    gap: 10rem;
  }

  .footer {
    padding: 8rem 0 3rem;
  }
}

/* ── Large Desktop (1920px) ───────────────────────────── */
@media (min-width: 1920px) and (max-width: 2559px) {
  html {
    font-size: 18px;
  }

  .hero-title {
    font-size: 8rem;
  }

  .section-title {
    font-size: 4.5rem;
  }

  .cta-title {
    font-size: 6rem;
  }
}

/* ── Desktop (1440px) ─────────────────────────────────── */
@media (min-width: 1440px) and (max-width: 1919px) {
  html {
    font-size: 17px;
  }
}

/* ── Small Desktop (1280px) ───────────────────────────── */
@media (min-width: 1024px) and (max-width: 1279px) {
  .eco-grid {
    grid-template-columns: repeat(2, 1fr);
  }

}

/* ── Tablet (768px - 1024px) ──────────────────────────── */
@media (max-width: 1024px) {
  .hero-title {
    font-size: clamp(2.5rem, 7vw, 4rem);
  }

  .section-title {
    font-size: clamp(1.75rem, 4.5vw, 2.75rem);
  }

  .cta-title {
    font-size: clamp(2rem, 5.5vw, 3.5rem);
  }

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

  .verified-visual {
    order: -1;
  }
}

/* ── Mobile Large (640px - 768px) ─────────────────────── */
@media (max-width: 768px) {
  .section-title {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .philosophy-text {
    font-size: clamp(1.5rem, 5vw, 2.25rem);
  }

  .cta-title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }

  .social-proof-number {
    font-size: clamp(2rem, 8vw, 3rem);
  }

  .social-proof-grid {
    gap: clamp(1.5rem, 6vw, 3rem);
  }

  .marquee-track span {
    font-size: clamp(1rem, 4vw, 1.5rem);
  }

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

  .equip-card {
    width: clamp(260px, 80vw, 340px);
  }

  .testimonial-card {
    width: clamp(280px, 85vw, 360px);
  }

  /* Stacked footer on mobile */
  .footer-top {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  /* Ensure no horizontal overflow */
  .hero-content,
  .container {
    padding-left: var(--container-pad-x);
    padding-right: var(--container-pad-x);
  }
}

/* ── Mobile Medium (480px) ────────────────────────────── */
@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .hero-subtitle {
    font-size: clamp(0.875rem, 3.5vw, 1rem);
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-stats {
    gap: var(--space-md);
    flex-wrap: wrap;
    justify-content: center;
  }

  .section-title {
    font-size: clamp(1.75rem, 7vw, 2.5rem);
  }

  .cta-title {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .social-proof-grid {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .equip-card {
    width: calc(100vw - 2.5rem);
  }

  .testimonial-card {
    width: calc(100vw - 2.5rem);
  }

  .philosophy-quote {
    padding: var(--space-lg);
  }
}

/* ── Mobile Small (375px) ─────────────────────────────── */
@media (max-width: 375px) {
  html {
    font-size: 15px;
  }

  .hero-title {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .section-title {
    font-size: clamp(1.5rem, 7vw, 2.25rem);
  }

  .cta-title {
    font-size: clamp(1.75rem, 9vw, 2.5rem);
  }

  .hero-badge {
    font-size: 0.5625rem;
    padding: 0.25rem 0.75rem;
  }

  .nav-inner {
    padding: 0 1rem;
  }

  .equip-card {
    width: calc(100vw - 2rem);
  }
}