/* ═══════════════════════════════════════════════════════════════
   COLOR INVERTER — Design System & Styles
   colorinverter.us.org
   ═══════════════════════════════════════════════════════════════ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@500;600;700;800&family=Inter:wght@400;500;600&display=swap');

/* ── Design Tokens ── */
:root {
  --color-primary: #5845E8;
  --color-primary-light: #7B6BF0;
  --color-primary-dark: #4435C0;
  --color-primary-glow: rgba(88, 69, 232, 0.35);
  --color-secondary: #F59E0B;
  --color-secondary-light: #FBBF24;
  --color-dark: #0C0D1A;
  --color-dark-lighter: #141528;
  --color-dark-card: #1A1B2E;
  --color-white: #FFFFFF;
  --color-off-white: #F8F9FC;
  --color-gray-100: #F1F3F8;
  --color-gray-200: #E2E5EE;
  --color-gray-300: #C8CDD8;
  --color-gray-400: #9CA3B4;
  --color-gray-500: #6B7280;
  --color-gray-600: #4B5563;
  --color-success: #10B981;
  --color-error: #EF4444;

  --font-heading: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', sans-serif;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.14);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.18);
  --shadow-glow: 0 0 40px var(--color-primary-glow);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --container-max: 1200px;
  --container-narrow: 800px;
}

/* ── Reset & Base ── */
*,
*::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);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray-600);
  background: var(--color-white);
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  line-height: 1.2;
  font-weight: 700;
}

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

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

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  outline: none;
}

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

/* ── Scroll Reveal Animation ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.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;
}

/* ═══════════════════════════════════════════════════════════════
   1. NAVBAR
   ═══════════════════════════════════════════════════════════════ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition-base), padding var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
  background: rgba(12, 13, 26, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--color-white);
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary-light);
  transition: width var(--transition-base);
}

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

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

.nav-cta {
  background: var(--color-primary);
  color: var(--color-white) !important;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

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

.nav-hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

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

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

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

/* ═══════════════════════════════════════════════════════════════
   2. HERO SECTION
   ═══════════════════════════════════════════════════════════════ */

.hero {
  background: var(--color-dark);
  padding: 160px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(88, 69, 232, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {

  0%,
  100% {
    transform: translate(0, 0);
  }

  50% {
    transform: translate(30px, -30px);
  }
}

.hero .container {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(88, 69, 232, 0.15);
  border: 1px solid rgba(88, 69, 232, 0.3);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary-light);
  margin-bottom: 28px;
  animation: fadeInDown 0.6s ease;
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 20px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.7s ease 0.1s both;
}

.hero h1 .text-gradient {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-secondary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--color-gray-400);
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.7;
  animation: fadeInUp 0.7s ease 0.2s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  animation: fadeInUp 0.7s ease 0.3s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  padding: 16px 32px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 20px rgba(88, 69, 232, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(88, 69, 232, 0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
  padding: 16px 32px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

/* Trust Bar */
.trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  animation: fadeInUp 0.7s ease 0.4s both;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  font-weight: 500;
}

.trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--color-success);
  flex-shrink: 0;
}

/* ═══════════════════════════════════════════════════════════════
   3. SOCIAL PROOF BAR
   ═══════════════════════════════════════════════════════════════ */

.social-proof {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  padding: 32px 0;
  position: relative;
  overflow: hidden;
}

.social-proof::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.social-proof .container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 64px;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
}

/* ═══════════════════════════════════════════════════════════════
   4. IMAGE INVERTER TOOL
   ═══════════════════════════════════════════════════════════════ */

.tool-section {
  padding: 100px 0;
  background: var(--color-off-white);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--color-gray-500);
  max-width: 580px;
  margin: 0 auto;
}

.tool-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
  border: 1px solid var(--color-gray-200);
}

/* Tool Toolbar */
.tool-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--color-gray-100);
  border-bottom: 1px solid var(--color-gray-200);
  flex-wrap: wrap;
  gap: 12px;
}

.tool-toolbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.toolbar-dot.red {
  background: #EF4444;
}

.toolbar-dot.yellow {
  background: #F59E0B;
}

.toolbar-dot.green {
  background: #10B981;
}

.tool-toolbar-center {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  font-weight: 500;
}

.tool-toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar-btn {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-gray-600);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.toolbar-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.toolbar-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* Drop Zone */
.drop-zone {
  padding: 60px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 350px;
  position: relative;
  transition: background var(--transition-fast);
}

.drop-zone.dragging {
  background: rgba(88, 69, 232, 0.05);
}

.drop-zone.dragging .drop-border {
  border-color: var(--color-primary);
  background: rgba(88, 69, 232, 0.03);
}

.drop-border {
  position: absolute;
  inset: 20px;
  border: 2px dashed var(--color-gray-300);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast), background var(--transition-fast);
  pointer-events: none;
}

.drop-zone-content {
  text-align: center;
  z-index: 1;
}

.drop-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, rgba(88, 69, 232, 0.1), rgba(88, 69, 232, 0.05));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.drop-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.drop-zone-content h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.drop-zone-content p {
  color: var(--color-gray-400);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.upload-btn {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 15px rgba(88, 69, 232, 0.25);
}

.upload-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(88, 69, 232, 0.4);
}

.drop-zone-formats {
  margin-top: 16px;
  font-size: 0.75rem;
  color: var(--color-gray-400);
}

/* Result Area */
.result-area {
  display: none;
  padding: 40px;
}

.result-area.active {
  display: block;
}

.result-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.result-image-box {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
}

.result-image-label {
  padding: 10px 16px;
  background: var(--color-gray-100);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-gray-600);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.result-image-box canvas,
.result-image-box img {
  width: 100%;
  display: block;
  background: repeating-conic-gradient(#f0f0f0 0% 25%, white 0% 50%) 50% / 20px 20px;
}

.result-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-download {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  padding: 14px 30px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 20px rgba(88, 69, 232, 0.3);
}

.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(88, 69, 232, 0.45);
}

.btn-reset {
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  padding: 14px 30px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background var(--transition-fast);
  border: 1px solid var(--color-gray-200);
}

.btn-reset:hover {
  background: var(--color-gray-200);
}

/* ═══════════════════════════════════════════════════════════════
   5. USE CASES SECTION
   ═══════════════════════════════════════════════════════════════ */

.use-cases {
  padding: 100px 0;
  background: var(--color-dark);
  position: relative;
  overflow: hidden;
}

.use-cases::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.use-cases .section-header h2 {
  color: var(--color-white);
}

.use-cases .section-header p {
  color: var(--color-gray-400);
}

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

.use-case-card {
  background: var(--color-dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.use-case-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.use-case-card:hover {
  transform: translateY(-4px);
  border-color: rgba(88, 69, 232, 0.3);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.use-case-card:hover::before {
  opacity: 1;
}

.use-case-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.3rem;
}

.use-case-icon.designer {
  background: rgba(88, 69, 232, 0.15);
}

.use-case-icon.photographer {
  background: rgba(245, 158, 11, 0.15);
}

.use-case-icon.accessibility {
  background: rgba(16, 185, 129, 0.15);
}

.use-case-icon.developer {
  background: rgba(59, 130, 246, 0.15);
}

.use-case-icon.student {
  background: rgba(236, 72, 153, 0.15);
}

.use-case-icon.marketer {
  background: rgba(168, 85, 247, 0.15);
}

.use-case-card h3 {
  color: var(--color-white);
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.use-case-card p {
  color: var(--color-gray-400);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════════
   6. HOW IT WORKS
   ═══════════════════════════════════════════════════════════════ */

.how-it-works {
  padding: 100px 0;
  background: var(--color-white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 16.66%;
  right: 16.66%;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0.3;
}

.step-card {
  text-align: center;
  position: relative;
}

.step-number {
  width: 96px;
  height: 96px;
  background: linear-gradient(135deg, rgba(88, 69, 232, 0.1), rgba(88, 69, 232, 0.03));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  position: relative;
}

.step-number span {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.step-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.step-card p {
  font-size: 0.9rem;
  color: var(--color-gray-500);
  max-width: 280px;
  margin: 0 auto;
}

/* ═══════════════════════════════════════════════════════════════
   7. TOOLS SUITE
   ═══════════════════════════════════════════════════════════════ */

.tools-suite {
  padding: 100px 0;
  background: var(--color-off-white);
}

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

.tool-link-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.tool-link-card::after {
  content: '→';
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 1.2rem;
  color: var(--color-gray-300);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.tool-link-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.tool-link-card:hover::after {
  color: var(--color-primary);
  transform: translateX(4px);
}

.tool-link-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.3rem;
  background: linear-gradient(135deg, rgba(88, 69, 232, 0.1), rgba(88, 69, 232, 0.05));
}

.tool-link-card h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.tool-link-card p {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  line-height: 1.6;
}

.tool-link-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 12px;
}

.badge-popular {
  background: rgba(88, 69, 232, 0.1);
  color: var(--color-primary);
}

.badge-new {
  background: rgba(245, 158, 11, 0.1);
  color: var(--color-secondary);
}

.badge-pro {
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
}

/* ═══════════════════════════════════════════════════════════════
   8. TESTIMONIALS
   ═══════════════════════════════════════════════════════════════ */

.testimonials {
  padding: 100px 0;
  background: var(--color-dark);
  position: relative;
}

.testimonials .section-header h2 {
  color: var(--color-white);
}

.testimonials .section-header p {
  color: var(--color-gray-400);
}

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

.testimonial-card {
  background: var(--color-dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-3px);
  border-color: rgba(88, 69, 232, 0.3);
}

.testimonial-stars {
  color: var(--color-secondary);
  font-size: 0.9rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-card blockquote {
  color: var(--color-gray-300);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.85rem;
  font-family: var(--font-heading);
}

.testimonial-name {
  font-weight: 600;
  color: var(--color-white);
  font-size: 0.9rem;
}

.testimonial-role {
  font-size: 0.8rem;
  color: var(--color-gray-500);
}

/* ═══════════════════════════════════════════════════════════════
   9. FINAL CTA
   ═══════════════════════════════════════════════════════════════ */

.final-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary), var(--color-primary-light));
  position: relative;
  overflow: hidden;
  text-align: center;
}

.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

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

.final-cta h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-white);
  margin-bottom: 16px;
}

.final-cta p {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 36px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.final-cta .btn-white {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--color-white);
  color: var(--color-primary);
  padding: 16px 36px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 1.05rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.final-cta .btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

/* ═══════════════════════════════════════════════════════════════
   10. FOOTER
   ═══════════════════════════════════════════════════════════════ */

.footer {
  background: var(--color-dark);
  padding: 64px 0 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.footer-brand p {
  color: var(--color-gray-500);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: var(--color-gray-500);
  font-size: 0.9rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-primary-light);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: var(--color-gray-500);
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: var(--color-gray-500);
  font-size: 0.85rem;
}

.footer-bottom-links a:hover {
  color: var(--color-primary-light);
}

/* ═══════════════════════════════════════════════════════════════
   EDUCATION SECTION (What Is Color Inversion)
   ═══════════════════════════════════════════════════════════════ */

.education-section {
  padding: 100px 0;
  background: var(--color-white);
}

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

.education-card {
  background: var(--color-off-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

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

.education-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  background: linear-gradient(135deg, rgba(88, 69, 232, 0.1), rgba(88, 69, 232, 0.04));
}

.education-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}

.education-card p {
  font-size: 0.88rem;
  color: var(--color-gray-500);
  line-height: 1.7;
}

.education-card p strong {
  color: var(--color-gray-600);
}

/* ═══════════════════════════════════════════════════════════════
   USE CASES — 4-column variant for 8 cards
   ═══════════════════════════════════════════════════════════════ */

.use-cases-grid {
  grid-template-columns: repeat(4, 1fr);
}

/* ═══════════════════════════════════════════════════════════════
   TOOLS SUITE — 4-column grid for 12 tools
   ═══════════════════════════════════════════════════════════════ */

.tools-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ═══════════════════════════════════════════════════════════════
   TESTIMONIALS — 2x2 grid for 4 testimonials
   ═══════════════════════════════════════════════════════════════ */

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

/* ═══════════════════════════════════════════════════════════════
   FAQ SECTION
   ═══════════════════════════════════════════════════════════════ */

.faq-section {
  padding: 100px 0;
  background: var(--color-off-white);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--color-primary-light);
}

.faq-item[open] {
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(88, 69, 232, 0.1);
}

.faq-item summary {
  padding: 20px 24px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
  transition: color var(--transition-fast);
  line-height: 1.4;
}

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

.faq-item summary::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--color-primary);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item[open] summary::after {
  content: '−';
  transform: rotate(0deg);
}

.faq-item[open] summary {
  color: var(--color-primary);
}

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

.faq-answer p {
  font-size: 0.9rem;
  color: var(--color-gray-500);
  line-height: 1.8;
}

.faq-answer p strong {
  color: var(--color-gray-600);
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER — 5-column variant
   ═══════════════════════════════════════════════════════════════ */

.footer-grid-5 {
  grid-template-columns: 1.8fr 1fr 1fr 1fr 1fr;
}

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

@media (max-width: 1200px) {
  .use-cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tools-grid-4 {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid-5 {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 1024px) {

  .use-cases-grid,
  .tools-grid,
  .tools-grid-4,
  .testimonials-grid,
  .education-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid,
  .footer-grid-5 {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-dark);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    padding: 40px;
    transition: right var(--transition-base);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.4);
  }

  .nav-links.active {
    right: 0;
  }

  .nav-hamburger {
    display: flex;
  }

  .hero {
    padding: 130px 0 80px;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .trust-bar {
    gap: 16px;
  }

  .social-proof .container {
    gap: 32px;
  }

  .stat-divider {
    display: none;
  }

  .result-images {
    grid-template-columns: 1fr;
  }

  .use-cases-grid,
  .tools-grid,
  .tools-grid-4,
  .testimonials-grid,
  .education-grid,
  .steps-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-grid,
  .footer-grid-5 {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .section-header h2 {
    font-size: 1.75rem;
  }

  .faq-item summary {
    font-size: 0.9rem;
    padding: 16px 20px;
  }

  .faq-answer {
    padding: 0 20px 20px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .btn-primary,
  .btn-secondary {
    padding: 14px 24px;
    font-size: 0.9rem;
    width: 100%;
    justify-content: center;
  }

  .drop-zone {
    padding: 40px 20px;
  }

  .tool-toolbar {
    justify-content: center;
  }

  .tool-toolbar-center {
    display: none;
  }

  .education-card {
    padding: 24px;
  }

  .faq-item summary {
    font-size: 0.85rem;
    padding: 14px 16px;
  }

  .faq-answer {
    padding: 0 16px 16px;
  }

  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }
}

/* ═══════════════════════════════════════════════════════════════
   ABOUT US PAGE STYLES
   ═══════════════════════════════════════════════════════════════ */

/* Active Nav Link */
.active-link {
  color: var(--color-primary-light) !important;
}

.active-link::after {
  width: 100% !important;
  background: var(--color-primary-light) !important;
}

/* Page Hero */
.page-hero {
  background: var(--color-dark);
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(88, 69, 232, 0.15), transparent 70%);
  top: -150px;
  right: -100px;
  pointer-events: none;
}

.page-hero::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08), transparent 70%);
  bottom: -100px;
  left: -100px;
  pointer-events: none;
}

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

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 32px;
  font-size: 0.85rem;
}

.breadcrumb a {
  color: var(--color-gray-400);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--color-primary-light);
}

.breadcrumb span {
  color: var(--color-gray-500);
}

.breadcrumb [aria-current] {
  color: rgba(255, 255, 255, 0.7);
}

.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 24px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.7s ease both;
}

.page-hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-gray-400);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.7;
  animation: fadeInUp 0.7s ease 0.15s both;
}

/* ── Story Section ── */
.about-story {
  padding: 100px 0;
  background: var(--color-white);
}

.story-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 64px;
  align-items: start;
}

.story-content .section-label {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.story-content h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.3rem);
  font-weight: 800;
  margin-bottom: 24px;
  color: var(--color-dark);
  line-height: 1.2;
}

.story-content p {
  color: var(--color-gray-500);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.story-content p strong {
  color: var(--color-dark);
}

.story-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  position: sticky;
  top: 100px;
}

.story-stat-card {
  background: var(--color-off-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.story-stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
}

.story-stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}

.story-stat-label {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  font-weight: 500;
}

/* ── Mission & Values ── */
.about-mission {
  padding: 100px 0;
  background: var(--color-dark);
  position: relative;
}

.about-mission::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.about-mission .section-header h2 {
  color: var(--color-white);
}

.about-mission .section-header p {
  color: var(--color-gray-400);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.value-card {
  background: var(--color-dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.value-card:hover {
  transform: translateY(-4px);
  border-color: rgba(88, 69, 232, 0.3);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

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

.value-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  background: rgba(88, 69, 232, 0.15);
}

.value-card h3 {
  color: var(--color-white);
  font-size: 1.1rem;
  margin-bottom: 12px;
}

.value-card p {
  color: var(--color-gray-400);
  font-size: 0.9rem;
  line-height: 1.7;
}

.value-card p strong {
  color: var(--color-gray-300);
}

/* ── Why Us (Comparison) Section ── */
.about-why {
  padding: 100px 0;
  background: var(--color-white);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
}

.comparison-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-gray-200);
}

.comparison-header {
  padding: 20px 28px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.comparison-header span {
  font-size: 1.2rem;
}

.comparison-them {
  background: rgba(239, 68, 68, 0.08);
  color: #DC2626;
  border-bottom: 2px solid rgba(239, 68, 68, 0.2);
}

.comparison-us {
  background: rgba(16, 185, 129, 0.08);
  color: #059669;
  border-bottom: 2px solid rgba(16, 185, 129, 0.2);
}

.comparison-list {
  list-style: none;
  padding: 24px 28px;
}

.comparison-list li {
  padding: 10px 0;
  font-size: 0.9rem;
  color: var(--color-gray-500);
  border-bottom: 1px solid var(--color-gray-100);
  padding-left: 24px;
  position: relative;
}

.comparison-list li:last-child {
  border-bottom: none;
}

.comparison-list li::before {
  content: '✗';
  position: absolute;
  left: 0;
  color: #EF4444;
  font-weight: 700;
}

.comparison-list-positive li::before {
  content: '✓';
  color: #10B981;
}

.comparison-list-positive li {
  color: var(--color-gray-600);
}

/* ── Team Section ── */
.about-team {
  padding: 100px 0;
  background: var(--color-dark);
  position: relative;
}

.about-team .section-header h2 {
  color: var(--color-white);
}

.about-team .section-header p {
  color: var(--color-gray-400);
}

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

.team-card {
  background: var(--color-dark-card);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.team-card:hover {
  transform: translateY(-4px);
  border-color: rgba(88, 69, 232, 0.3);
}

.team-avatar {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  position: relative;
}

.team-avatar-inner {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
}

.team-card h3 {
  color: var(--color-white);
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.team-role {
  color: var(--color-primary-light);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 14px;
}

.team-bio {
  color: var(--color-gray-400);
  font-size: 0.85rem;
  line-height: 1.6;
}

/* ── Technology Section ── */
.about-tech {
  padding: 100px 0;
  background: var(--color-off-white);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.tech-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

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

.tech-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  background: linear-gradient(135deg, rgba(88, 69, 232, 0.1), rgba(88, 69, 232, 0.04));
}

.tech-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
  color: var(--color-dark);
}

.tech-card p {
  font-size: 0.88rem;
  color: var(--color-gray-500);
  line-height: 1.7;
}

/* ── Press / Social Proof ── */
.about-press {
  padding: 100px 0;
  background: var(--color-white);
}

.press-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.press-stat {
  text-align: center;
  padding: 32px 16px;
  background: var(--color-off-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.press-stat:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary-light);
}

.press-stat-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.press-stat-label {
  font-size: 0.85rem;
  color: var(--color-gray-500);
}

.press-quotes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.press-quote {
  background: var(--color-off-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  border-left: 4px solid var(--color-primary);
}

.press-quote p {
  font-size: 1.05rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 12px;
}

.press-quote cite {
  font-size: 0.85rem;
  color: var(--color-gray-400);
  font-style: normal;
  font-weight: 600;
}

/* ── About Page Responsive ── */

@media (max-width: 1024px) {
  .story-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .story-stats {
    position: static;
  }

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

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

@media (max-width: 768px) {
  .page-hero {
    padding: 130px 0 80px;
  }

  .values-grid,
  .comparison-grid,
  .tech-grid,
  .press-quotes {
    grid-template-columns: 1fr;
  }

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

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

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

@media (max-width: 480px) {
  .page-hero h1 {
    font-size: 2rem;
  }

  .page-hero-subtitle {
    font-size: 1rem;
  }

  .comparison-header {
    font-size: 0.95rem;
    padding: 16px 20px;
  }

  .comparison-list {
    padding: 16px 20px;
  }

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

/* ═══════════════════════════════════════════════════════════════
   TOOLS PAGE
   ═══════════════════════════════════════════════════════════════ */

.tools-page-section {
  padding: 100px 0;
  background: var(--color-white);
}

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

.tools-page-dark .section-header h2 {
  color: var(--color-white);
}

.tools-page-dark .section-header p {
  color: var(--color-gray-400);
}

.tools-page-grid {
  display: grid;
  gap: 20px;
}

.tool-page-card {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 32px;
  background: var(--color-off-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
}

.tool-page-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.tool-page-card-dark {
  background: var(--color-dark-card);
  border-color: rgba(255, 255, 255, 0.06);
}

.tool-page-card-dark:hover {
  border-color: rgba(88, 69, 232, 0.3);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.tool-page-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  background: linear-gradient(135deg, rgba(88, 69, 232, 0.1), rgba(88, 69, 232, 0.04));
  flex-shrink: 0;
}

.tool-page-card-dark .tool-page-icon {
  background: rgba(88, 69, 232, 0.15);
}

.tool-page-content h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.tool-page-card-dark .tool-page-content h3 {
  color: var(--color-white);
}

.tool-page-content p {
  font-size: 0.88rem;
  color: var(--color-gray-500);
  line-height: 1.7;
  margin-bottom: 12px;
}

.tool-page-card-dark .tool-page-content p {
  color: var(--color-gray-400);
}

.tool-page-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tool-page-features span {
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 20px;
  background: rgba(88, 69, 232, 0.08);
  color: var(--color-primary);
  font-weight: 500;
}

.tool-page-card-dark .tool-page-features span {
  background: rgba(88, 69, 232, 0.2);
  color: var(--color-primary-light);
}

.tool-link-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ═══════════════════════════════════════════════════════════════
   CONTACT PAGE
   ═══════════════════════════════════════════════════════════════ */

.contact-section {
  padding: 100px 0;
  background: var(--color-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-form-wrapper h2 {
  font-size: 1.5rem;
  margin-bottom: 32px;
  color: var(--color-dark);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 8px;
  font-family: var(--font-heading);
}

.required {
  color: var(--color-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-dark);
  background: var(--color-off-white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(88, 69, 232, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-gray-400);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%236b7280'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.contact-submit {
  width: 100%;
  justify-content: center;
}

.contact-info {
  display: grid;
  gap: 16px;
}

.contact-info-card {
  background: var(--color-off-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.contact-info-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary-light);
}

.contact-info-icon {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.contact-info-card h3 {
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: var(--color-dark);
}

.contact-info-card p {
  font-size: 0.88rem;
  color: var(--color-primary);
  font-weight: 600;
}

.contact-info-note {
  color: var(--color-gray-400) !important;
  font-weight: 400 !important;
  font-size: 0.8rem !important;
  margin-top: 4px;
}

/* ═══════════════════════════════════════════════════════════════
   BLOG PAGE
   ═══════════════════════════════════════════════════════════════ */

.blog-section {
  padding: 80px 0 100px;
  background: var(--color-white);
}

.blog-featured {
  background: var(--color-off-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 48px;
  margin-bottom: 48px;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  border-left: 5px solid var(--color-primary);
}

.blog-featured:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-lg);
}

.blog-featured h2 {
  font-size: 1.6rem;
  margin-bottom: 16px;
  line-height: 1.3;
}

.blog-featured h2 a {
  color: var(--color-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-featured h2 a:hover {
  color: var(--color-primary);
}

.blog-featured p {
  color: var(--color-gray-500);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.8rem;
  color: var(--color-gray-400);
}

.blog-tag {
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tag-guide {
  background: rgba(88, 69, 232, 0.1);
  color: var(--color-primary);
}

.tag-tutorial {
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
}

.tag-accessibility {
  background: rgba(245, 158, 11, 0.1);
  color: #D97706;
}

.tag-engineering {
  background: rgba(59, 130, 246, 0.1);
  color: #2563EB;
}

.tag-update {
  background: rgba(236, 72, 153, 0.1);
  color: #DB2777;
}

.blog-read-time {
  color: var(--color-gray-400);
}

.blog-read-more {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-read-more:hover {
  color: var(--color-primary-light);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.blog-card {
  background: var(--color-off-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

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

.blog-card-content {
  padding: 28px;
}

.blog-card h3 {
  font-size: 1rem;
  margin-bottom: 10px;
  line-height: 1.4;
}

.blog-card h3 a {
  color: var(--color-dark);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.blog-card h3 a:hover {
  color: var(--color-primary);
}

.blog-card p {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  line-height: 1.6;
  margin-bottom: 16px;
}

.blog-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pagination-current,
.pagination-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
}

.pagination-current {
  background: var(--color-primary);
  color: var(--color-white);
}

.pagination-link {
  background: var(--color-off-white);
  color: var(--color-gray-500);
  border: 1px solid var(--color-gray-200);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.pagination-link:hover {
  border-color: var(--color-primary);
  background: rgba(88, 69, 232, 0.05);
}

.pagination-next {
  width: auto;
  padding: 0 16px;
}

/* ═══════════════════════════════════════════════════════════════
   LEGAL PAGES (Privacy, Terms)
   ═══════════════════════════════════════════════════════════════ */

.page-hero-compact {
  padding: 140px 0 60px;
}

.legal-section {
  padding: 60px 0 100px;
  background: var(--color-white);
}

.legal-content {
  max-width: 780px;
  margin: 0 auto;
}

.legal-highlight {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: linear-gradient(135deg, rgba(88, 69, 232, 0.06), rgba(88, 69, 232, 0.02));
  border: 1px solid rgba(88, 69, 232, 0.15);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 48px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-gray-600);
}

.legal-highlight-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.legal-highlight strong {
  color: var(--color-dark);
}

.legal-content h2 {
  font-size: 1.3rem;
  margin-top: 48px;
  margin-bottom: 16px;
  color: var(--color-dark);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-gray-100);
}

.legal-content h3 {
  font-size: 1.05rem;
  margin-top: 24px;
  margin-bottom: 12px;
  color: var(--color-dark);
}

.legal-content p {
  font-size: 0.95rem;
  color: var(--color-gray-500);
  line-height: 1.8;
  margin-bottom: 16px;
}

.legal-content p strong {
  color: var(--color-gray-600);
}

.legal-content ul {
  margin-bottom: 16px;
  padding-left: 24px;
}

.legal-content li {
  font-size: 0.95rem;
  color: var(--color-gray-500);
  line-height: 1.8;
  margin-bottom: 8px;
}

.legal-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-content a:hover {
  color: var(--color-primary-light);
}

/* ═══════════════════════════════════════════════════════════════
   NEW PAGES RESPONSIVE
   ═══════════════════════════════════════════════════════════════ */

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

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

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

  .blog-featured {
    padding: 28px;
  }

  .blog-featured h2 {
    font-size: 1.3rem;
  }

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

  .tool-page-card {
    flex-direction: column;
  }

  .tool-link-badge {
    position: static;
    align-self: flex-start;
    margin-top: 8px;
  }

  .legal-highlight {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .blog-card-content {
    padding: 20px;
  }

  .blog-meta {
    flex-wrap: wrap;
    gap: 8px;
  }

  .contact-info-card {
    padding: 20px;
  }
}