/* =====================================================
   萌画王 (MengHuaWang) Official Website - Design System
   Style: Claymorphism + Playful Children's App
   ===================================================== */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@300;400;500;600;700;900&display=swap');

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Colors */
  --color-primary: #4EAEF7;
  --color-primary-dark: #2B8BD6;
  --color-primary-light: #A8D8FF;
  --color-secondary: #FF8FAB;
  --color-secondary-dark: #E5708F;
  --color-accent-orange: #FFB347;
  --color-accent-green: #7FD8A6;
  --color-accent-lavender: #C5A3FF;
  --color-accent-peach: #FDBCB4;
  --color-accent-mint: #98FF98;
  --color-accent-yellow: #FFE066;

  /* Background */
  --bg-primary: #F0F7FF;
  --bg-gradient: linear-gradient(135deg, #F0F7FF 0%, #FFF0F5 50%, #F0FFF0 100%);
  --bg-hero: linear-gradient(160deg, #E8F4FD 0%, #FDE8F0 40%, #E8FDF0 70%, #F0E8FD 100%);
  --bg-section-alt: linear-gradient(135deg, #FFF5E6 0%, #FFF0F5 50%, #F0F7FF 100%);

  /* Text */
  --text-primary: #2D3748;
  --text-secondary: #5A6B7F;
  --text-muted: #8899AA;
  --text-white: #FFFFFF;
  --text-heading: #1A2B42;

  /* Surfaces */
  --surface-white: #FFFFFF;
  --surface-glass: rgba(255, 255, 255, 0.85);
  --surface-card: rgba(255, 255, 255, 0.95);

  /* Claymorphism */
  --clay-shadow: 6px 6px 12px rgba(163, 177, 198, 0.4), -6px -6px 12px rgba(255, 255, 255, 0.9);
  --clay-shadow-inset: inset 2px 2px 5px rgba(163, 177, 198, 0.25), inset -2px -2px 5px rgba(255, 255, 255, 0.7);
  --clay-shadow-hover: 8px 8px 16px rgba(163, 177, 198, 0.5), -8px -8px 16px rgba(255, 255, 255, 1);
  --clay-border: 3px solid rgba(255, 255, 255, 0.6);
  --clay-radius: 20px;
  --clay-radius-lg: 28px;
  --clay-radius-xl: 36px;

  /* Layout */
  --max-width: 1240px;
  --section-padding: 100px 0;
  --navbar-height: 72px;

  /* Typography */
  --font-display: 'Baloo 2', 'Noto Sans SC', cursive, sans-serif;
  --font-body: 'Noto Sans SC', 'Baloo 2', 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: 2.5rem;
  --font-size-5xl: 3.5rem;
  --font-size-hero: 4rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* --- Global 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: var(--font-size-base);
  color: var(--text-primary);
  background: var(--bg-gradient);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  color: var(--text-heading);
  line-height: 1.3;
  font-weight: 700;
}

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

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

ul,
ol {
  list-style: none;
}

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

/* --- Utility --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: var(--font-size-4xl);
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 5px;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent-orange));
}

.section-title p {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 12px auto 0;
}

/* --- Floating Decorative Shapes --- */
.floating-shapes {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
  animation: float-shape 20s ease-in-out infinite;
}

.shape-1 {
  width: 300px;
  height: 300px;
  background: var(--color-primary-light);
  top: 10%;
  left: -5%;
  animation-delay: 0s;
}

.shape-2 {
  width: 200px;
  height: 200px;
  background: var(--color-secondary);
  top: 60%;
  right: -3%;
  animation-delay: -5s;
}

.shape-3 {
  width: 150px;
  height: 150px;
  background: var(--color-accent-green);
  top: 30%;
  right: 10%;
  animation-delay: -10s;
}

.shape-4 {
  width: 250px;
  height: 250px;
  background: var(--color-accent-lavender);
  bottom: 10%;
  left: 15%;
  animation-delay: -15s;
}

@keyframes float-shape {

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

  25% {
    transform: translate(30px, -40px) rotate(5deg) scale(1.05);
  }

  50% {
    transform: translate(-20px, 20px) rotate(-3deg) scale(0.95);
  }

  75% {
    transform: translate(15px, 30px) rotate(4deg) scale(1.02);
  }
}

/* =====================================================
   NAVIGATION BAR
   ===================================================== */
.navbar {
  position: fixed;
  top: 12px;
  left: 16px;
  right: 16px;
  z-index: 1000;
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: var(--clay-border);
  border-radius: var(--clay-radius-lg);
  box-shadow: var(--clay-shadow);
  transition: var(--transition-base);
  height: var(--navbar-height);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 8px 32px rgba(78, 174, 247, 0.15);
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-brand img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  box-shadow: 2px 2px 6px rgba(163, 177, 198, 0.3);
}

.nav-brand-text {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 18px;
  border-radius: 14px;
  font-weight: 500;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  transition: var(--transition-base);
  position: relative;
}

.nav-links a:hover {
  color: var(--color-primary);
  background: rgba(78, 174, 247, 0.08);
}

.nav-links a.active {
  color: var(--color-primary);
  background: rgba(78, 174, 247, 0.1);
}

.nav-download-btn {
  padding: 10px 24px !important;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)) !important;
  color: var(--text-white) !important;
  border-radius: 16px !important;
  font-weight: 600 !important;
  box-shadow: 0 4px 15px rgba(78, 174, 247, 0.4);
  transition: var(--transition-bounce) !important;
}

.nav-download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(78, 174, 247, 0.5) !important;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary)) !important;
}

/* Mobile Menu */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 3px;
  background: var(--text-primary);
  border-radius: 3px;
  transition: var(--transition-base);
}

/* =====================================================
   HERO SECTION
   ===================================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--navbar-height) + 40px);
  background: var(--bg-hero);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 50%, rgba(78, 174, 247, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 30%, rgba(255, 143, 171, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(127, 216, 166, 0.08) 0%, transparent 50%);
  animation: hero-glow 15s ease-in-out infinite alternate;
}

@keyframes hero-glow {
  0% {
    transform: translate(0, 0) scale(1);
  }

  100% {
    transform: translate(-3%, 2%) scale(1.05);
  }
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  animation: fade-in-up 0.8s ease-out;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--surface-card);
  border: var(--clay-border);
  border-radius: 50px;
  box-shadow: var(--clay-shadow);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.hero-badge svg {
  width: 18px;
  height: 18px;
}

.hero-title {
  font-size: var(--font-size-hero);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent-orange) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title .highlight {
  position: relative;
  display: inline-block;
}

.hero-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 100%;
  height: 12px;
  background: rgba(255, 179, 71, 0.3);
  border-radius: 6px;
  z-index: -1;
}

.hero-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 480px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-visual {
  position: relative;
  animation: fade-in-up 0.8s ease-out 0.2s both;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--clay-radius-xl);
  overflow: visible;
}

.hero-image-wrapper img {
  width: 100%;
  border-radius: var(--clay-radius-xl);
  box-shadow: var(--clay-shadow);
  border: var(--clay-border);
  animation: hero-float 6s ease-in-out infinite;
}

@keyframes hero-float {

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

  50% {
    transform: translateY(-15px);
  }
}

/* Floating mini cards around hero image */
.hero-floating-card {
  position: absolute;
  background: var(--surface-card);
  border-radius: var(--clay-radius);
  border: var(--clay-border);
  box-shadow: var(--clay-shadow);
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: float-card 4s ease-in-out infinite;
  white-space: nowrap;
}

.hero-floating-card.card-1 {
  top: 10%;
  right: -30px;
  animation-delay: 0s;
}

.hero-floating-card.card-2 {
  bottom: 15%;
  left: -35px;
  animation-delay: -2s;
}

.hero-floating-card.card-3 {
  bottom: 5%;
  right: -20px;
  animation-delay: -1s;
}

@keyframes float-card {

  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  50% {
    transform: translateY(-10px) rotate(2deg);
  }
}

.hero-floating-card .card-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.hero-floating-card .card-icon.blue {
  background: rgba(78, 174, 247, 0.15);
}

.hero-floating-card .card-icon.pink {
  background: rgba(255, 143, 171, 0.15);
}

.hero-floating-card .card-icon.green {
  background: rgba(127, 216, 166, 0.15);
}

.hero-floating-card .card-text {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--text-primary);
}

.hero-floating-card .card-subtext {
  font-size: 10px;
  color: var(--text-muted);
}

/* Hero Stats */
.hero-stats {
  display: flex;
  gap: 36px;
}

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

.hero-stat .stat-number {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-lavender));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat .stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-weight: 500;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 18px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--font-size-base);
  transition: var(--transition-bounce);
  cursor: pointer;
  border: 3px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: var(--transition-base);
}

.btn:hover::after {
  opacity: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: var(--text-white);
  box-shadow: 0 6px 20px rgba(78, 174, 247, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 30px rgba(78, 174, 247, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-primary:active {
  transform: translateY(-1px) scale(0.98);
}

.btn-secondary {
  background: var(--surface-card);
  color: var(--text-primary);
  border: var(--clay-border);
  box-shadow: var(--clay-shadow);
}

.btn-secondary:hover {
  transform: translateY(-3px);
  box-shadow: var(--clay-shadow-hover);
}

.btn-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.btn-lg {
  padding: 16px 40px;
  font-size: var(--font-size-lg);
  border-radius: 22px;
}

/* =====================================================
   FEATURES SECTION
   ===================================================== */
.features {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--surface-card);
  border: var(--clay-border);
  border-radius: var(--clay-radius-lg);
  padding: 36px 28px;
  box-shadow: var(--clay-shadow);
  transition: var(--transition-bounce);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  border-radius: var(--clay-radius-lg) var(--clay-radius-lg) 0 0;
  opacity: 0;
  transition: var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--clay-shadow-hover);
}

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

.feature-card:nth-child(1)::before {
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
}

.feature-card:nth-child(2)::before {
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent-peach));
}

.feature-card:nth-child(3)::before {
  background: linear-gradient(90deg, var(--color-accent-green), var(--color-accent-mint));
}

.feature-card:nth-child(4)::before {
  background: linear-gradient(90deg, var(--color-accent-orange), var(--color-accent-yellow));
}

.feature-card:nth-child(5)::before {
  background: linear-gradient(90deg, var(--color-accent-lavender), var(--color-secondary));
}

.feature-card:nth-child(6)::before {
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: var(--clay-shadow-inset);
}

.feature-icon svg {
  width: 28px;
  height: 28px;
}

.feature-icon.blue {
  background: rgba(78, 174, 247, 0.15);
  color: var(--color-primary);
}

.feature-icon.pink {
  background: rgba(255, 143, 171, 0.15);
  color: var(--color-secondary);
}

.feature-icon.green {
  background: rgba(127, 216, 166, 0.15);
  color: var(--color-accent-green);
}

.feature-icon.orange {
  background: rgba(255, 179, 71, 0.15);
  color: var(--color-accent-orange);
}

.feature-icon.lavender {
  background: rgba(197, 163, 255, 0.15);
  color: var(--color-accent-lavender);
}

.feature-icon.teal {
  background: rgba(78, 174, 247, 0.12);
  color: #38B2AC;
}

.feature-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* =====================================================
   SHOWCASE SECTION (App Screenshots)
   ===================================================== */
.showcase {
  padding: var(--section-padding);
  background: var(--bg-section-alt);
  position: relative;
  z-index: 1;
}

.showcase-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.showcase-images {
  position: relative;
}

.showcase-main-image {
  border-radius: var(--clay-radius-xl);
  box-shadow: var(--clay-shadow);
  border: var(--clay-border);
  width: 100%;
}

.showcase-text h3 {
  font-size: var(--font-size-3xl);
  margin-bottom: 20px;
}

.showcase-text p {
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.8;
}

.showcase-checklist {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 500;
}

.check-icon {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.check-icon svg {
  width: 18px;
  height: 18px;
}

.check-icon.c-blue {
  background: rgba(78, 174, 247, 0.15);
  color: var(--color-primary);
}

.check-icon.c-pink {
  background: rgba(255, 143, 171, 0.15);
  color: var(--color-secondary);
}

.check-icon.c-green {
  background: rgba(127, 216, 166, 0.15);
  color: var(--color-accent-green);
}

.check-icon.c-orange {
  background: rgba(255, 179, 71, 0.15);
  color: var(--color-accent-orange);
}

/* =====================================================
   DOWNLOAD SECTION
   ===================================================== */
.download {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.download-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.download-card {
  background: var(--surface-card);
  border: var(--clay-border);
  border-radius: var(--clay-radius-lg);
  padding: 40px 32px;
  box-shadow: var(--clay-shadow);
  text-align: center;
  transition: var(--transition-bounce);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.download-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--clay-shadow-hover);
}

.download-card.featured {
  border: 3px solid var(--color-primary);
  position: relative;
}

.download-card.featured::before {
  content: '推荐';
  position: absolute;
  top: 16px;
  right: -30px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  padding: 4px 40px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  transform: rotate(45deg);
}

.download-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  border-radius: var(--clay-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--clay-shadow);
}

.download-icon svg {
  width: 40px;
  height: 40px;
}

.download-icon.windows {
  background: linear-gradient(135deg, #0078D4, #00A4EF);
  color: white;
}

.download-icon.android {
  background: linear-gradient(135deg, #3DDC84, #2DA85D);
  color: white;
}

.download-icon.mhw {
  background: linear-gradient(135deg, var(--color-accent-orange), #FF8800);
  color: white;
}

.download-card h3 {
  font-size: var(--font-size-xl);
  margin-bottom: 8px;
}

.download-card .download-version {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: 16px;
}

.download-card .download-desc {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.6;
}

.download-card .download-meta {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 24px;
  font-size: var(--font-size-xs);
  color: var(--text-muted);
}

.download-card .download-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.download-card .download-meta svg {
  width: 14px;
  height: 14px;
}

.btn-download {
  width: 100%;
  justify-content: center;
  padding: 14px 28px;
}

.btn-download.btn-windows {
  background: linear-gradient(135deg, #0078D4, #00A4EF);
  color: white;
  box-shadow: 0 6px 20px rgba(0, 120, 212, 0.3);
}

.btn-download.btn-windows:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 120, 212, 0.4);
}

.btn-download.btn-android {
  background: linear-gradient(135deg, #3DDC84, #2DA85D);
  color: white;
  box-shadow: 0 6px 20px rgba(61, 220, 132, 0.3);
}

.btn-download.btn-android:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(61, 220, 132, 0.4);
}

.btn-download.btn-mhw {
  background: linear-gradient(135deg, var(--color-accent-orange), #FF8800);
  color: white;
  box-shadow: 0 6px 20px rgba(255, 179, 71, 0.3);
}

.btn-download.btn-mhw:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255, 179, 71, 0.4);
}

/* =====================================================
   HOW IT WORKS SECTION
   ===================================================== */
.how-it-works {
  padding: var(--section-padding);
  background: var(--bg-section-alt);
  position: relative;
  z-index: 1;
}

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

.steps-grid::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 15%;
  right: 15%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-secondary), var(--color-accent-green), var(--color-accent-orange));
  border-radius: 3px;
  z-index: 0;
}

.step-card {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--surface-card);
  border: 4px solid var(--color-primary-light);
  box-shadow: var(--clay-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-primary);
  transition: var(--transition-bounce);
}

.step-card:hover .step-number {
  transform: scale(1.15);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  border-color: var(--color-primary);
}

.step-card:nth-child(2) .step-number {
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.step-card:nth-child(2):hover .step-number {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
  color: white;
  border-color: var(--color-secondary);
}

.step-card:nth-child(3) .step-number {
  border-color: var(--color-accent-green);
  color: var(--color-accent-green);
}

.step-card:nth-child(3):hover .step-number {
  background: linear-gradient(135deg, var(--color-accent-green), #5CB88A);
  color: white;
  border-color: var(--color-accent-green);
}

.step-card:nth-child(4) .step-number {
  border-color: var(--color-accent-orange);
  color: var(--color-accent-orange);
}

.step-card:nth-child(4):hover .step-number {
  background: linear-gradient(135deg, var(--color-accent-orange), #E89830);
  color: white;
  border-color: var(--color-accent-orange);
}

.step-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: 8px;
}

.step-card p {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* =====================================================
   FAQ SECTION
   ===================================================== */
.faq {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--surface-card);
  border: var(--clay-border);
  border-radius: var(--clay-radius);
  box-shadow: var(--clay-shadow);
  overflow: hidden;
  transition: var(--transition-base);
}

.faq-item:hover {
  box-shadow: var(--clay-shadow-hover);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: var(--font-size-base);
  color: var(--text-heading);
  transition: var(--transition-base);
  width: 100%;
  background: none;
  text-align: left;
  font-family: var(--font-body);
}

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

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

.faq-item.open .faq-arrow {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer-content {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: var(--font-size-sm);
}

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
  background: linear-gradient(135deg, #1A2B42 0%, #2D3748 100%);
  color: rgba(255, 255, 255, 0.85);
  padding: 60px 0 30px;
  position: relative;
  z-index: 1;
}

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

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: white;
}

.footer-desc {
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h4 {
  color: white;
  font-size: var(--font-size-base);
  margin-bottom: 20px;
  font-family: var(--font-display);
}

.footer-col a {
  display: block;
  color: rgba(255, 255, 255, 0.6);
  font-size: var(--font-size-sm);
  padding: 4px 0;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.4);
}


.footer-bottom a {
  color: rgba(255, 255, 255, 0.4);
  transition: var(--transition-fast);
}

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

.footer-contact {
  margin-top: 16px;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.5);
  line-height: 1.8;
}

.footer-legal {
  text-align: center;
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 20px;
}

/* =====================================================
   PRICING SECTION
   ===================================================== */
.pricing {
  padding: var(--section-padding);
  background: var(--bg-section-alt);
  position: relative;
  z-index: 1;
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--surface-card);
  border: var(--clay-border);
  border-radius: var(--clay-radius-lg);
  padding: 40px 32px;
  box-shadow: var(--clay-shadow);
  text-align: center;
  transition: var(--transition-bounce);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  min-width: 0;
}

.pricing-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--clay-shadow-hover);
}

.pricing-card.featured {
  border: 3px solid var(--color-primary);
  transform: scale(1.05);
  box-shadow: 0 12px 40px rgba(78, 174, 247, 0.2);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-8px);
  box-shadow: 0 16px 50px rgba(78, 174, 247, 0.3);
}

.pricing-badge {
  position: absolute;
  top: 16px;
  right: -30px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  padding: 4px 40px;
  font-size: var(--font-size-xs);
  font-weight: 700;
  transform: rotate(45deg);
}

.pricing-header h3 {
  font-size: var(--font-size-xl);
  margin-bottom: 4px;
}

.pricing-subtitle {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.pricing-amount {
  margin: 24px 0 8px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  flex-wrap: nowrap;
}

.price-symbol {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text-heading);
}

.price-value {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent-lavender));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  white-space: nowrap;
}

.pricing-daily {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-top: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.pricing-daily span {
  font-weight: 600;
  color: var(--color-accent-orange);
  font-size: var(--font-size-sm);
}

.price-period {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-weight: 500;
}

.pricing-save {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(127, 216, 166, 0.15);
  color: #2DA85D;
  border-radius: 50px;
  font-size: var(--font-size-xs);
  font-weight: 600;
  margin-bottom: 8px;
}

.pricing-features {
  text-align: left;
  margin: 24px 0 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--color-accent-green);
}

.btn-pricing {
  width: 100%;
  justify-content: center;
  padding: 14px 28px;
  background: var(--surface-card);
  color: var(--color-primary);
  border: 2px solid var(--color-primary-light);
  box-shadow: var(--clay-shadow);
}

.btn-pricing:hover {
  transform: translateY(-2px);
  background: rgba(78, 174, 247, 0.08);
  box-shadow: var(--clay-shadow-hover);
}

.btn-pricing-featured {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)) !important;
  color: white !important;
  border-color: var(--color-primary) !important;
  box-shadow: 0 6px 20px rgba(78, 174, 247, 0.4) !important;
}

.btn-pricing-featured:hover {
  box-shadow: 0 10px 30px rgba(78, 174, 247, 0.5) !important;
}

.pricing-note {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: 40px;
  line-height: 1.8;
}

.pricing-note a {
  color: var(--color-primary);
  font-weight: 500;
  transition: var(--transition-fast);
}

.pricing-note a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* =====================================================
   ABOUT / COMPANY INFO SECTION
   ===================================================== */
.about {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text h3 {
  font-size: var(--font-size-3xl);
  margin-bottom: 20px;
}

.about-text p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.about-info-card {
  background: var(--surface-card);
  border: var(--clay-border);
  border-radius: var(--clay-radius);
  padding: 24px 20px;
  box-shadow: var(--clay-shadow);
  text-align: center;
  transition: var(--transition-bounce);
}

.about-info-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--clay-shadow-hover);
}

.about-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  border-radius: 14px;
  background: rgba(78, 174, 247, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
}

.about-info-card h4 {
  font-size: var(--font-size-sm);
  font-weight: 600;
  margin-bottom: 4px;
}

.about-info-card p {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  line-height: 1.5;
}

/* =====================================================
   CTA SECTION
   ===================================================== */
.cta-section {
  padding: 40px 0 100px;
  position: relative;
  z-index: 1;
}

.cta-box {
  background: linear-gradient(135deg, var(--color-primary), #6C63FF, var(--color-secondary));
  border-radius: var(--clay-radius-xl);
  padding: 60px 40px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.cta-bg-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.08) 0%, transparent 50%);
}

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

.cta-inner h2 {
  font-size: var(--font-size-4xl);
  color: white;
  margin-bottom: 16px;
}

.cta-inner p {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: 32px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.btn-cta {
  background: white;
  color: var(--color-primary);
  padding: 16px 40px;
  font-size: var(--font-size-lg);
  border-radius: 22px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.btn-cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

/* =====================================================
   ANIMATIONS
   ===================================================== */
@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

@keyframes fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

/* Scroll-triggered animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.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;
}

.reveal-delay-6 {
  transition-delay: 0.6s;
}

/* Count-up animation for stats */
.count-up {
  display: inline-block;
}

/* =====================================================
   RESPONSIVE DESIGN
   ===================================================== */
@media (max-width: 1024px) {
  :root {
    --font-size-hero: 3rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
  }

  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    max-width: 500px;
    margin: 0 auto;
  }

  .hero-floating-card.card-1 {
    right: -10px;
  }

  .hero-floating-card.card-2 {
    left: -10px;
  }

  .hero-floating-card.card-3 {
    right: -5px;
  }

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

  .showcase-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

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

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

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  /* Pricing tablet */
  .pricing-cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .pricing-card {
    padding: 32px 20px;
  }

  .pricing-card.featured {
    transform: scale(1.03);
  }

  .pricing-card.featured:hover {
    transform: scale(1.03) translateY(-8px);
  }

  .price-value {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-hero: 2.25rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
    --section-padding: 60px 0;
  }

  .navbar {
    top: 8px;
    left: 8px;
    right: 8px;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    background: var(--surface-card);
    border: var(--clay-border);
    border-radius: var(--clay-radius);
    box-shadow: var(--clay-shadow);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
  }

  .nav-links.active {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

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

  .download-cards {
    grid-template-columns: 1fr;
  }

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

  .hero-floating-card {
    display: none;
  }

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

  .footer-desc {
    margin: 0 auto;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  /* ===== Pricing Mobile Overhaul ===== */
  .pricing {
    padding: 48px 0;
  }

  .pricing-cards {
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 400px;
    margin: 0 auto;
  }

  .pricing-card {
    padding: 28px 24px;
    border-radius: var(--clay-radius);
  }

  .pricing-card.featured {
    transform: none;
    border-width: 3px;
    box-shadow: 0 8px 32px rgba(78, 174, 247, 0.2),
      0 0 0 1px rgba(78, 174, 247, 0.1);
  }

  .pricing-card.featured:hover {
    transform: translateY(-4px);
  }

  .pricing-card:hover {
    transform: translateY(-4px);
  }

  /* Compact pricing layout on mobile */
  .pricing-header h3 {
    font-size: var(--font-size-lg);
  }

  .price-value {
    font-size: 2.5rem;
  }

  .pricing-badge {
    position: absolute;
    top: 0;
    right: 0;
    padding: 6px 16px;
    border-radius: 0 var(--clay-radius) 0 16px;
    transform: none;
    font-size: var(--font-size-xs);
  }

  .pricing-features {
    margin: 16px 0 20px;
    gap: 10px;
  }

  .btn-pricing {
    padding: 12px 24px;
  }

  .pricing-note {
    margin-top: 24px;
    font-size: var(--font-size-xs);
    padding: 0 8px;
  }

  /* About section mobile */
  .about-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

@media (max-width: 480px) {
  :root {
    --font-size-hero: 1.875rem;
  }

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

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

  .hero-stats {
    gap: 20px;
  }

  /* Pricing extra-small screens */
  .pricing-cards {
    max-width: 100%;
    padding: 0 4px;
  }

  .pricing-card {
    padding: 24px 18px;
  }

  .price-value {
    font-size: 2.25rem;
  }

  .pricing-amount {
    margin: 16px 0 6px;
  }

  .pricing-features li {
    font-size: var(--font-size-xs);
  }

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

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}