/* ============================================================
   LUTScope - CSS Design System
   Dark theme for video / color grading tool
   Based on Fotra design patterns
   ============================================================ */

/* --- CSS Variables --- */
:root {
  /* Brand Colors — Blue & Orange (from LUTScope logo spectrum) */
  --primary-color: #1260F8;
  --primary-hover: #0E4FD4;
  --primary-light: rgba(18, 96, 248, 0.15);
  --secondary-color: #0A0E17;
  --accent-color: #FE6702;
  --accent-hover: #E55C02;

  /* Semantic Colors */
  --success-color: #10B981;
  --warning-color: #FE6702;
  --error-color: #EF4444;

  /* Background Colors */
  --bg-primary: #06090F;
  --bg-secondary: #0C1220;
  --bg-tertiary: #14202E;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);

  /* Glass Effect */
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-bg-hover: rgba(255, 255, 255, 0.09);

  /* Text Colors */
  --text-primary: #E8ECF1;
  --text-secondary: #8899AA;
  --text-muted: #556677;
  --text-accent: #7EB4FF;

  /* Gradient */
  --gradient-hero: linear-gradient(135deg, #06090F 0%, #0B1628 40%, #0A0E17 100%);
  --gradient-primary: linear-gradient(135deg, #1260F8 0%, #0A3FC0 100%);
  --gradient-accent: linear-gradient(135deg, #FE6702 0%, #E55C02 100%);
  --gradient-card: linear-gradient(135deg, rgba(18, 96, 248, 0.06) 0%, rgba(254, 103, 2, 0.03) 100%);

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.75rem;
  --font-size-5xl: 3.5rem;
  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px rgba(18, 96, 248, 0.3);
  --shadow-glow-accent: 0 0 30px rgba(254, 103, 2, 0.25);

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --header-height: 70px;
  --container-max: 1200px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: var(--line-height-tight);
  color: var(--text-primary);
}

/* --- Utility Classes --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: var(--spacing-3xl) 0;
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-2xl);
  line-height: var(--line-height-relaxed);
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-primary {
  background: linear-gradient(135deg, #07A7F4 0%, #1260F8 30%, #DD21D3 65%, #FE6702 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(6, 9, 15, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: background var(--transition-base);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
}

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

.logo img {
  height: 32px;
  width: auto;
}

.footer .logo img {
  height: 64px;
  border-radius: var(--radius-sm);
}

.logo-text {
  background: linear-gradient(135deg, #7EB4FF 0%, #1260F8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-links a {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-decoration: none;
  position: relative;
  padding: 4px 0;
  transition: color var(--transition-fast);
}

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

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

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

.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  padding: 4px;
}

.lang-switch a {
  display: block;
  padding: 4px 10px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--text-muted);
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.lang-switch a.active {
  background: var(--primary-color);
  color: #fff;
}

.lang-switch a:hover:not(.active) {
  color: var(--text-primary);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-base);
  border-radius: 2px;
}

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

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

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 12px 28px;
  font-size: var(--font-size-base);
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  box-shadow: var(--shadow-glow);
  color: #fff;
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
}

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

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

.btn-outline:hover {
  background: var(--primary-light);
  color: var(--primary-color);
}

.btn-lg {
  padding: 16px 36px;
  font-size: var(--font-size-lg);
}

.btn-sm {
  padding: 8px 18px;
  font-size: var(--font-size-sm);
}

.btn-full {
  width: 100%;
}

.btn-group {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* App Store Badge */
.appstore-badge {
  display: inline-block;
  transition: all var(--transition-base);
}

.appstore-badge img {
  height: 50px;
  width: auto;
}

.appstore-badge:hover {
  transform: translateY(-2px);
  filter: brightness(1.1);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + var(--spacing-2xl));
  padding-bottom: var(--spacing-2xl);
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 120%;
  background: radial-gradient(ellipse, rgba(18, 96, 248, 0.07) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 50%;
  height: 100%;
  background: radial-gradient(ellipse, rgba(254, 103, 2, 0.05) 0%, transparent 70%);
  animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(20px, -30px) rotate(2deg); }
  66% { transform: translate(-15px, 15px) rotate(-1deg); }
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 6px 16px;
  background: var(--primary-light);
  border: 1px solid rgba(18, 96, 248, 0.3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: var(--spacing-lg);
}

.hero-title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-xl);
}

.hero-visual {
  position: relative;
  padding: 20px 40px;
}

.hero-screenshot {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--glass-border);
  transition: transform var(--transition-slow);
}

.hero-screenshot:hover {
  transform: scale(1.02);
}

.hero-video {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.hero-visual .floating-badge {
  position: absolute;
  background: rgba(12, 18, 32, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  z-index: 2;
  animation: float-badge 6s ease-in-out infinite;
}

.hero-visual .floating-badge:nth-child(1) {
  top: -8px;
  right: -16px;
  animation-delay: -2s;
  border-color: rgba(18, 96, 248, 0.3);
  box-shadow: 0 4px 15px rgba(18, 96, 248, 0.15);
}

.hero-visual .floating-badge:nth-child(2) {
  bottom: -8px;
  left: -16px;
  animation-delay: -4s;
  border-color: rgba(254, 103, 2, 0.3);
  box-shadow: 0 4px 15px rgba(254, 103, 2, 0.15);
}

.hero-visual .floating-badge:nth-child(3) {
  bottom: 30%;
  right: -16px;
  animation-delay: -1s;
  border-color: rgba(16, 185, 129, 0.3);
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.15);
}

.hero-visual .floating-badge:nth-child(4) {
  top: 30%;
  left: -16px;
  animation-delay: -3s;
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.15);
}

@keyframes float-badge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 10px rgba(18, 96, 248, 0.2); }
  50% { box-shadow: 0 0 25px rgba(18, 96, 248, 0.4); }
}

/* --- Feature Highlights (Home) --- */
.feature-highlights {
  background: var(--bg-secondary);
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.highlight-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all var(--transition-base);
}

.highlight-card:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.highlight-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  background: var(--gradient-card);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.highlight-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--primary-color);
  fill: none;
  stroke-width: 1.5;
}

.highlight-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.highlight-card p {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

/* --- Feature Showcase (Features page) --- */
.feature-showcase {
  padding: var(--spacing-3xl) 0;
}

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  margin-bottom: var(--spacing-4xl);
}

.feature-block:last-child {
  margin-bottom: 0;
}

.feature-block.reverse {
  direction: rtl;
}

.feature-block.reverse > * {
  direction: ltr;
}

.feature-number {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--primary-color);
  background: var(--primary-light);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
}

.feature-block h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
}

.feature-block p {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.5;
}

.feature-list li::before {
  content: '';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 1px;
  background: var(--primary-light);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%231260F8'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-size: 14px;
  background-repeat: no-repeat;
  background-position: center;
}

.feature-image {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border);
  overflow: hidden;
}

.feature-image img {
  width: 100%;
  height: auto;
  display: block;
}

/* --- Pricing --- */
.pricing-section {
  background: var(--bg-secondary);
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 480px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.pricing-card.featured {
  border: 2px solid var(--primary-color);
  box-shadow: var(--shadow-glow);
  transform: scale(1.02);
}

.pricing-header {
  padding: var(--spacing-xl);
  text-align: center;
  background: var(--gradient-card);
}

.pricing-card.featured .pricing-header {
  background: linear-gradient(135deg, rgba(18, 96, 248, 0.12) 0%, rgba(254, 103, 2, 0.06) 100%);
}

.pricing-badge {
  display: inline-block;
  padding: 4px 14px;
  background: var(--gradient-primary);
  color: #fff;
  font-size: var(--font-size-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-plan {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.pricing-price {
  font-size: var(--font-size-4xl);
  font-weight: 800;
}

.pricing-price .currency {
  font-size: var(--font-size-xl);
  vertical-align: super;
}

.pricing-period {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

.pricing-body {
  padding: var(--spacing-xl);
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.pricing-features li .check {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--success-color);
}

/* --- FAQ --- */
.faq-section {
  background: var(--bg-primary);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
}

.faq-item:hover {
  border-color: rgba(18, 96, 248, 0.3);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
  font-family: var(--font-family);
}

.faq-question:hover {
  color: var(--text-accent);
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  color: var(--text-muted);
  transition: transform var(--transition-base);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--primary-color);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-inner {
  padding: 0 var(--spacing-xl) var(--spacing-lg);
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-sm);
}

/* --- Contact Form --- */
.contact-section {
  background: var(--bg-secondary);
}

.contact-form {
  max-width: 640px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.form-group label .required {
  color: var(--error-color);
  margin-left: 4px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  outline: none;
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.form-control.error {
  border-color: var(--error-color);
}

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

.form-message {
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  margin-top: var(--spacing-md);
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--success-color);
}

.form-message.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--error-color);
}

/* --- CTA Section --- */
.cta-section {
  background: var(--gradient-hero);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}

.cta-section h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
}

.cta-section p {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* --- About / Company --- */
.about-section {
  background: var(--bg-primary);
}

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

.about-info h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.about-info p {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-lg);
}

.company-details {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
}

.company-details dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--spacing-sm) var(--spacing-lg);
}

.company-details dt {
  font-weight: 600;
  color: var(--text-accent);
  font-size: var(--font-size-sm);
}

.company-details dd {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

/* --- Legal Pages (Privacy / Terms) --- */
.legal-section {
  background: var(--bg-primary);
  padding-top: calc(var(--header-height) + var(--spacing-2xl));
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-sm);
}

.legal-content .last-updated {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-2xl);
}

.legal-content h2 {
  font-size: var(--font-size-xl);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
}

.legal-content p {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.legal-content ul {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.legal-content ul li {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-xs);
  position: relative;
  padding-left: var(--spacing-md);
}

.legal-content ul li::before {
  content: '\2022';
  position: absolute;
  left: 0;
  color: var(--primary-color);
}

/* --- Footer --- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

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

.footer-brand .logo {
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  max-width: 280px;
}

.footer-links h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

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

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

.footer-bottom p {
  color: var(--text-muted);
  font-size: var(--font-size-xs);
}

.footer-bottom-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-bottom-links a {
  color: var(--text-muted);
  font-size: var(--font-size-xs);
}

/* --- Page Header (Subpages) --- */
.page-header {
  padding-top: calc(var(--header-height) + var(--spacing-2xl));
  padding-bottom: var(--spacing-2xl);
  background: var(--gradient-hero);
  text-align: center;
}

.page-header h1 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-sm);
}

.page-header p {
  color: var(--text-secondary);
  font-size: var(--font-size-lg);
}

/* --- Breadcrumb --- */
.breadcrumb {
  padding: var(--spacing-sm) 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--glass-border);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: var(--spacing-xs);
  font-size: var(--font-size-sm);
}

.breadcrumb li {
  display: flex;
  align-items: center;
  color: var(--text-muted);
}

.breadcrumb li + li::before {
  content: '/';
  margin-right: var(--spacing-xs);
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

/* --- Pricing Embed (iframe) --- */
.pricing-embed {
  max-width: 800px;
  margin: 0 auto;
}

.pricing-embed iframe {
  width: 100%;
  border: none;
  overflow: hidden;
  min-height: 300px;
  transition: height var(--transition-base);
}

/* --- Placeholder Image --- */
.placeholder-img {
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
  border: 1px dashed var(--glass-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  aspect-ratio: 16 / 10;
  padding: var(--spacing-md);
  text-align: center;
}
.placeholder-img .ss-filename {
  font-family: 'SF Mono', 'Menlo', 'Monaco', monospace;
  font-size: var(--font-size-xs);
  color: #fff;
  background: rgba(18, 96, 248, 0.5);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  display: block;
  margin-top: var(--spacing-md);
}
.placeholder-img .ss-filename::before {
  content: '📁 ';
}

/* --- Manual / How to Use --- */
.manual-content {
  max-width: 860px;
  margin: 0 auto;
}

.manual-toc {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
  counter-reset: toc;
}

.manual-toc h2 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.toc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 var(--spacing-2xl);
}

.manual-toc ol {
  padding-left: 0;
  list-style: none;
  margin: 0 0 var(--spacing-sm) 0;
}

.manual-toc ol li {
  counter-increment: toc;
  margin-bottom: var(--spacing-xs);
}

.manual-toc ol li::before {
  content: counter(toc) ". ";
  color: var(--primary-color);
  font-weight: 600;
}

.manual-toc a {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.manual-toc a:hover {
  color: var(--text-accent);
}

.manual-toc ol.toc-current li {
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  margin-left: -8px;
}

.manual-toc ol.toc-current li::before {
  color: var(--text-primary);
}

.manual-toc ol.toc-current a {
  color: var(--text-primary);
  font-weight: 500;
}

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

.manual-section {
  margin-bottom: var(--spacing-3xl);
  padding-bottom: var(--spacing-2xl);
  border-bottom: 1px solid var(--glass-border);
}

.manual-section:last-child {
  border-bottom: none;
}

.manual-section h2 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}


.manual-section h3 {
  font-size: var(--font-size-lg);
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.icon-inline {
  width: 1.2em;
  height: 1.2em;
  vertical-align: -0.15em;
}

.icon-globe {
  width: 1em;
  height: 1em;
  vertical-align: -0.15em;
}

.manual-section h4 {
  font-size: var(--font-size-base);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  color: var(--text-accent);
}

.manual-section p {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-md);
}

.manual-section ul,
.manual-section ol {
  padding-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.manual-section ul li,
.manual-section ol li {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-xs);
  padding-left: var(--spacing-xs);
}

.manual-section ul li {
  list-style: none;
  position: relative;
}

.manual-section ul li::before {
  content: '\2022';
  position: absolute;
  left: calc(-1 * var(--spacing-md));
  color: var(--primary-color);
}

.manual-section ol li {
  list-style: decimal;
}

.manual-section ol li::marker {
  color: var(--primary-color);
  font-weight: 600;
}

.manual-section table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-sm);
}

.manual-section th {
  text-align: left;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font-weight: 600;
  border-bottom: 2px solid var(--glass-border);
}

.manual-section td {
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--glass-border);
}

.manual-section code {
  background: var(--bg-tertiary);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.9em;
  color: var(--text-accent);
}

.manual-section pre {
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-md);
  overflow-x: auto;
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.manual-section .note {
  background: rgba(18, 96, 248, 0.08);
  border-left: 3px solid var(--primary-color);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-bottom: var(--spacing-lg);
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.screenshot-placeholder {
  position: relative;
  background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
  border: 1px dashed rgba(18, 96, 248, 0.3);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  text-align: center;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.screenshot-placeholder .ss-size {
  display: inline-block;
  background: var(--primary-light);
  color: var(--text-accent);
  font-size: var(--font-size-xs);
  font-weight: 600;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-xs);
}

.screenshot-placeholder .ss-desc {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  padding: 0 var(--spacing-lg);
}

.screenshot-placeholder .ss-filename {
  font-family: 'SF Mono', 'Menlo', 'Monaco', monospace;
  font-size: var(--font-size-xs);
  color: #fff;
  background: rgba(18, 96, 248, 0.5);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  margin-top: var(--spacing-lg);
}
.screenshot-placeholder .ss-filename::before {
  content: '📁 ';
}

.manual-section .pipeline-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin: var(--spacing-lg) 0;
}

.manual-section .pipeline-flow .step {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.manual-section .pipeline-flow .arrow {
  color: var(--primary-color);
  font-size: var(--font-size-lg);
}

.manual-section .kbd {
  display: inline-block;
  background: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  padding: 1px 8px;
  font-size: 0.85em;
  font-family: var(--font-family);
  color: var(--text-primary);
  box-shadow: 0 1px 0 var(--glass-border);
}

/* --- Manual Page Navigation --- */
.manual-page-nav {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: var(--spacing-md);
  margin-top: var(--spacing-2xl);
}

.manual-page-nav a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--spacing-md) var(--spacing-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s;
  min-width: 0;
  flex: 0 1 48%;
}

.manual-page-nav a:hover {
  background: var(--glass-bg-hover);
  border-color: var(--primary-color);
  color: var(--text-primary);
}

.manual-page-nav a .nav-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.manual-page-nav a .nav-title {
  font-size: 0.95rem;
  color: var(--text-accent);
  font-weight: 500;
}

.manual-page-nav a:hover .nav-title {
  color: var(--primary-color);
}

.manual-page-nav a.next {
  text-align: right;
  margin-left: auto;
}

.manual-toc .toc-category {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-accent);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xs);
  padding-bottom: var(--spacing-xs);
  border-bottom: 1px solid var(--glass-border);
}

.manual-toc .toc-category:first-child {
  margin-top: 0;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .btn-group {
    justify-content: center;
  }

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

  .feature-block {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .feature-block.reverse {
    direction: ltr;
  }

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

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

@media (max-width: 768px) {
  :root {
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.5rem;
    --font-size-2xl: 1.25rem;
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: calc(var(--header-height) + var(--spacing-xl)) var(--spacing-xl);
    background: var(--bg-secondary);
    border-left: 1px solid var(--glass-border);
    transition: right var(--transition-base);
    z-index: 999;
  }

  .nav.active {
    right: 0;
  }

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 0;
  }

  .nav-links a {
    display: block;
    width: 100%;
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-base);
    border-bottom: 1px solid var(--glass-border);
  }

  .nav-links a::after {
    display: none;
  }

  .lang-switch {
    margin-top: var(--spacing-lg);
  }

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

  .hero .container {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
  }

  .hero-visual .floating-badge {
    display: none;
  }

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

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

@media (max-width: 480px) {
  .btn-group {
    flex-direction: column;
    align-items: center;
  }

  .btn-lg {
    width: 100%;
  }
}

/* ============================================================
   VISUAL ENHANCEMENT — Creator Dark Theme v2
   LUTScope spectrum: Cyan #07A7F4 → Blue #1260F8 → Magenta #DD21D3 → Orange #FE6702
   ============================================================ */

/* --- Body: deep space background --- */
body {
  background-image:
    radial-gradient(ellipse 70% 50% at 15% 10%, rgba(18, 96, 248, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 85% 85%, rgba(254, 103, 2, 0.04) 0%, transparent 55%),
    radial-gradient(ellipse 40% 60% at 80% 5%, rgba(221, 33, 211, 0.03) 0%, transparent 50%);
}

/* --- Hero: deeper atmospheric glow --- */
.hero {
  background: linear-gradient(145deg, #040710 0%, #0B1628 45%, #08060F 100%);
}
.hero::before {
  background: radial-gradient(ellipse, rgba(18, 96, 248, 0.14) 0%, transparent 65%);
}
.hero::after {
  background: radial-gradient(ellipse, rgba(254, 103, 2, 0.08) 0%, transparent 65%);
}

/* purple accent orb in hero */
.hero .container::before {
  content: '';
  position: absolute;
  top: 10%;
  right: 5%;
  width: 300px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(221, 33, 211, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

/* --- Section wave dividers (curve between sections) --- */
.feature-highlights,
.pricing-section,
.cta-section {
  position: relative;
}

/* Top curve on feature-highlights */
.feature-highlights::before {
  content: '';
  position: absolute;
  top: -40px;
  left: 0;
  right: 0;
  height: 80px;
  background: inherit;
  clip-path: ellipse(55% 60% at 50% 100%);
  z-index: 0;
}

/* --- Feature Highlights: tinted dark sections --- */
.section.feature-highlights:nth-of-type(1),
.feature-highlights:first-of-type {
  background: linear-gradient(180deg, #0B1425 0%, #080E1C 100%);
}
.feature-highlights {
  background: linear-gradient(180deg, #0C1422 0%, #090D1A 100%);
}

/* --- Highlight cards: spectrum top border per position --- */
.highlight-card {
  position: relative;
  overflow: hidden;
}
.highlight-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(18, 96, 248, 0.6), transparent);
  transition: opacity var(--transition-base);
}
.highlights-grid .highlight-card:nth-child(1)::before {
  background: linear-gradient(90deg, transparent, #07A7F4, #1260F8, transparent);
}
.highlights-grid .highlight-card:nth-child(2)::before {
  background: linear-gradient(90deg, transparent, #1260F8, #DD21D3, transparent);
}
.highlights-grid .highlight-card:nth-child(3)::before {
  background: linear-gradient(90deg, transparent, #DD21D3, #FE6702, transparent);
}
.highlight-card:hover::before {
  opacity: 1;
}

/* Highlight icon: per-position accent color */
.highlights-grid .highlight-card:nth-child(1) .highlight-icon {
  background: linear-gradient(135deg, rgba(7, 167, 244, 0.12) 0%, rgba(18, 96, 248, 0.06) 100%);
  box-shadow: 0 0 20px rgba(7, 167, 244, 0.12);
}
.highlights-grid .highlight-card:nth-child(1) .highlight-icon svg {
  stroke: #07A7F4;
}
.highlights-grid .highlight-card:nth-child(2) .highlight-icon {
  background: linear-gradient(135deg, rgba(18, 96, 248, 0.12) 0%, rgba(221, 33, 211, 0.06) 100%);
  box-shadow: 0 0 20px rgba(221, 33, 211, 0.10);
}
.highlights-grid .highlight-card:nth-child(2) .highlight-icon svg {
  stroke: #DD21D3;
}
.highlights-grid .highlight-card:nth-child(3) .highlight-icon {
  background: linear-gradient(135deg, rgba(221, 33, 211, 0.10) 0%, rgba(254, 103, 2, 0.08) 100%);
  box-shadow: 0 0 20px rgba(254, 103, 2, 0.12);
}
.highlights-grid .highlight-card:nth-child(3) .highlight-icon svg {
  stroke: #FE6702;
}

/* Section title: decorative underline accent */
.section-title.text-gradient {
  display: inline-block;
  position: relative;
}
.section-title.text-gradient::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  margin: var(--spacing-sm) auto 0;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, #07A7F4, #1260F8, #DD21D3, #FE6702);
}

/* --- Feature block: left accent line on content --- */
.feature-block .feature-number {
  background: linear-gradient(135deg, rgba(18, 96, 248, 0.2) 0%, rgba(7, 167, 244, 0.1) 100%);
  border: 1px solid rgba(18, 96, 248, 0.3);
  color: #7EB4FF;
}
.feature-block:nth-child(2) .feature-number {
  background: linear-gradient(135deg, rgba(18, 96, 248, 0.15) 0%, rgba(221, 33, 211, 0.1) 100%);
  border-color: rgba(221, 33, 211, 0.25);
  color: #E87FE0;
}
.feature-block:nth-child(3) .feature-number {
  background: linear-gradient(135deg, rgba(221, 33, 211, 0.12) 0%, rgba(254, 103, 2, 0.1) 100%);
  border-color: rgba(254, 103, 2, 0.25);
  color: #FEA060;
}
.feature-block:nth-child(4) .feature-number {
  background: linear-gradient(135deg, rgba(7, 167, 244, 0.12) 0%, rgba(18, 96, 248, 0.1) 100%);
  border-color: rgba(7, 167, 244, 0.25);
  color: #7EB4FF;
}

/* --- Pricing section: deep indigo atmosphere --- */
.pricing-section {
  background: linear-gradient(160deg, #070B18 0%, #0D1635 50%, #080610 100%);
  overflow: hidden;
}
.pricing-section::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(18, 96, 248, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.pricing-section::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(221, 33, 211, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

/* --- CTA section: multi-color atmospheric gradient --- */
.cta-section {
  background: linear-gradient(135deg, #07090F 0%, #0D1530 40%, #180820 100%);
  overflow: hidden;
}
.cta-section::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse 60% 80% at 20% 50%, rgba(18, 96, 248, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 80% 50%, rgba(254, 103, 2, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

/* --- Feature list bullet: colored per block --- */
.feature-block:nth-child(2) .feature-list li::before {
  background-color: rgba(221, 33, 211, 0.15);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23DD21D3'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3E%3C/svg%3E");
}
.feature-block:nth-child(3) .feature-list li::before {
  background-color: rgba(254, 103, 2, 0.15);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23FE6702'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3E%3C/svg%3E");
}
.feature-block:nth-child(4) .feature-list li::before {
  background-color: rgba(7, 167, 244, 0.15);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2307A7F4'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3E%3C/svg%3E");
}

/* --- Hover: card glow intensity boost --- */
.highlight-card:hover {
  box-shadow: 0 8px 40px rgba(18, 96, 248, 0.15), 0 0 0 1px rgba(18, 96, 248, 0.1);
}
.highlights-grid .highlight-card:nth-child(2):hover {
  box-shadow: 0 8px 40px rgba(221, 33, 211, 0.12), 0 0 0 1px rgba(221, 33, 211, 0.1);
}
.highlights-grid .highlight-card:nth-child(3):hover {
  box-shadow: 0 8px 40px rgba(254, 103, 2, 0.12), 0 0 0 1px rgba(254, 103, 2, 0.1);
}

/* --- Feature image: subtle glow --- */
.feature-image {
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255,255,255,0.05);
  transition: box-shadow var(--transition-base);
}
.feature-block:hover .feature-image {
  box-shadow: 0 20px 60px rgba(18, 96, 248, 0.12), 0 0 0 1px rgba(18, 96, 248, 0.15);
}