:root {
  --primary: #00D9FF;
  --secondary: #FF006E;
  --accent: #FFBE0B;
  --bg-dark: #0A0E27;
  --bg-darker: #050817;
  --text: #FFFFFF;
  --text-dim: #A0AEC0;
  --glass: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(0, 217, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 0, 110, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(255, 190, 11, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
  animation: bgShift 20s ease infinite;
}

@keyframes bgShift {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}

/* Navigation */
.navbar {
  background: rgba(10, 14, 39, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.3s ease;
}

.navbar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
    transparent,
    var(--primary),
    var(--secondary),
    transparent
  );
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

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

.logo img {
  height: 45px;
  width: auto;
  filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.5));
  transition: transform 0.3s ease;
}

.logo:hover img {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-menu a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  transition: all 0.3s ease;
  position: relative;
  letter-spacing: 0.5px;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.3s ease;
}

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

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: 0.3s;
}

/* Buttons */
.btn-primary,
.btn-outline {
  display: inline-block;
  padding: 16px 32px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 13px;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  border: 2px solid transparent;
  cursor: pointer;
  text-align: center;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  box-shadow: 0 10px 40px rgba(0, 217, 255, 0.3);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 50px rgba(0, 217, 255, 0.5);
}

.btn-outline {
  background: var(--glass);
  color: var(--text);
  border-color: var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 217, 255, 0.2);
}

.btn-large {
  padding: 20px 48px;
  font-size: 14px;
}

.btn-block {
  width: 100%;
}

/* Hero Section */
.hero {
  padding: 180px 0 120px;
  position: relative;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 1000px;
  height: 1000px;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.2) 0%, transparent 60%);
  border-radius: 50%;
  animation: pulse 8s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -10%;
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(255, 0, 110, 0.15) 0%, transparent 60%);
  border-radius: 50%;
  animation: pulse 10s ease-in-out infinite reverse;
}

@keyframes pulse {
  0%, 100% { transform: scale(1) translate(0, 0); opacity: 0.5; }
  50% { transform: scale(1.1) translate(-20px, 20px); opacity: 0.8; }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 72px;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 32px;
  background: linear-gradient(135deg, var(--text) 0%, var(--primary) 50%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -2px;
  animation: titleGlow 3s ease-in-out infinite;
}

@keyframes titleGlow {
  0%, 100% { filter: drop-shadow(0 0 20px rgba(0, 217, 255, 0.3)); }
  50% { filter: drop-shadow(0 0 40px rgba(0, 217, 255, 0.6)); }
}

.hero-title .highlight {
  color: var(--accent);
}

.hero-subtitle {
  font-size: 20px;
  line-height: 1.8;
  color: var(--text-dim);
  margin-bottom: 40px;
  max-width: 600px;
}

.hero-subtitle strong {
  color: var(--text);
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-cta {
  display: flex;
  gap: 20px;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  padding: 32px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  border: 1px solid var(--glass-border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 36px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

/* Phone Mockup */
.phone-mockup {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: float 6s ease-in-out infinite;
  perspective: 1000px;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotateY(-5deg); }
  50% { transform: translateY(-30px) rotateY(5deg); }
}

.phone-frame {
  width: 340px;
  background: linear-gradient(135deg, rgba(0, 217, 255, 0.2), rgba(255, 0, 110, 0.2));
  border-radius: 45px;
  padding: 18px;
  box-shadow:
    0 40px 100px rgba(0, 0, 0, 0.5),
    0 0 60px rgba(0, 217, 255, 0.3),
    inset 0 0 30px rgba(255, 255, 255, 0.1);
  position: relative;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.phone-frame::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: 130px;
  height: 28px;
  background: linear-gradient(135deg, rgba(0, 217, 255, 0.3), rgba(255, 0, 110, 0.3));
  border-radius: 0 0 24px 24px;
  z-index: 10;
}

.phone-screen {
  background: rgba(10, 14, 39, 0.95);
  border-radius: 32px;
  overflow: hidden;
  height: 680px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.status-bar {
  display: flex;
  justify-content: space-between;
  padding: 14px 24px 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
}

.app-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--glass-border);
  background: var(--glass);
  backdrop-filter: blur(10px);
}

.app-header h3 {
  font-size: 26px;
  font-weight: 800;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.screen-content {
  padding: 24px;
  background: rgba(5, 8, 23, 0.6);
}

.mock-timeline {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.timeline-event {
  background: var(--glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.timeline-event:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(5px);
}

.timeline-event .time {
  font-weight: 700;
  color: var(--primary);
  font-size: 14px;
}

.timeline-event .event {
  font-size: 13px;
  color: var(--text-dim);
}

/* Section Styling */
.problem-section,
.solution-section,
.how-it-works,
.features,
.one-system-section,
.changes-section,
.pricing,
.mission-section,
.one-sentence-section,
.cta {
  padding: 120px 0;
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 80px;
}

.section-header h2 {
  font-size: 56px;
  font-weight: 900;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--text), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -1px;
}

.section-header p {
  font-size: 20px;
  color: var(--text-dim);
  line-height: 1.8;
}

/* Problem Section */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

.problem-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
  transform: scaleX(0);
  transition: transform 0.5s ease;
}

.problem-card:hover::before {
  transform: scaleX(1);
}

.problem-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.problem-icon {
  font-size: 48px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 20px rgba(0, 217, 255, 0.5));
}

.problem-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.problem-card p {
  color: var(--text-dim);
  font-size: 16px;
  font-style: italic;
}

.problem-conclusion {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 48px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
}

.problem-conclusion p {
  font-size: 18px;
  line-height: 1.8;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.problem-conclusion strong {
  color: var(--text);
  font-size: 20px;
}

.problem-conclusion .highlight {
  color: var(--accent);
  font-weight: 700;
  font-size: 22px;
}

/* Solution Section */
.solution-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.solution-main,
.solution-not {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 48px;
}

.solution-main {
  border-top: 3px solid var(--primary);
}

.solution-not {
  border-top: 3px solid var(--secondary);
}

.solution-main h3,
.solution-not h3 {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 24px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.solution-list,
.not-list {
  list-style: none;
  margin: 24px 0;
}

.solution-list li,
.not-list li {
  padding: 12px 0;
  font-size: 18px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--glass-border);
}

.solution-highlight {
  font-size: 20px;
  padding: 24px;
  background: rgba(0, 217, 255, 0.1);
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  margin: 24px 0;
  color: var(--text);
}

/* How It Works */
.how-it-works {
  background: rgba(5, 8, 23, 0.5);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  margin-bottom: 60px;
}

.step {
  text-align: center;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  transition: all 0.4s ease;
}

.step:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 20px 60px rgba(0, 217, 255, 0.2);
}

.step-number {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 900;
  margin: 0 auto 24px;
  box-shadow: 0 10px 40px rgba(0, 217, 255, 0.4);
}

.step h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.step p {
  color: var(--text-dim);
  line-height: 1.7;
}

.how-result {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 48px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
}

.how-result p {
  font-size: 18px;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.result-highlight {
  font-size: 32px;
  font-weight: 900;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 24px;
}

/* Features */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.feature-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, transparent, rgba(0, 217, 255, 0.1));
  transition: top 0.5s ease;
}

.feature-card:hover::before {
  top: 0;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.feature-icon {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
}

.feature-icon.blue {
  background: linear-gradient(135deg, var(--primary), #0088CC);
  box-shadow: 0 10px 40px rgba(0, 217, 255, 0.4);
}

.feature-icon.orange {
  background: linear-gradient(135deg, var(--secondary), #CC0055);
  box-shadow: 0 10px 40px rgba(255, 0, 110, 0.4);
}

.feature-icon.green {
  background: linear-gradient(135deg, #00FF88, #00CC66);
  box-shadow: 0 10px 40px rgba(0, 255, 136, 0.4);
}

.feature-card h3 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
  position: relative;
  z-index: 1;
}

.feature-card p {
  color: var(--text-dim);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

/* Roles/One System */
.roles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  margin-bottom: 60px;
}

.role-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 32px;
  text-align: center;
  transition: all 0.3s ease;
}

.role-card:hover {
  transform: scale(1.05);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 60px rgba(0, 217, 255, 0.2);
}

.role-card h4 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--primary);
}

.role-card p {
  color: var(--text-dim);
  font-size: 15px;
}

.one-system-conclusion {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  font-size: 20px;
  color: var(--text-dim);
  line-height: 1.8;
}

/* Changes Section */
.changes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-bottom: 60px;
}

.change-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  text-align: center;
  transition: all 0.4s ease;
}

.change-card:hover {
  transform: translateY(-10px) scale(1.02);
  background: rgba(0, 217, 255, 0.1);
  box-shadow: 0 20px 60px rgba(0, 217, 255, 0.3);
}

.change-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.change-card p {
  color: var(--text-dim);
  font-size: 16px;
}

.changes-conclusion {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  font-size: 20px;
  line-height: 1.8;
  color: var(--text-dim);
}

.changes-conclusion .highlight {
  color: var(--accent);
  font-weight: 700;
}

/* Pricing */
.pricing {
  background: rgba(5, 8, 23, 0.5);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto 60px;
}

.pricing-card {
  background: var(--glass);
  backdrop-filter: blur(20px);
  border: 2px solid var(--glass-border);
  border-radius: 28px;
  padding: 48px;
  position: relative;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.pricing-card:hover {
  transform: translateY(-15px);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.pricing-card.featured {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(0, 217, 255, 0.1), rgba(255, 0, 110, 0.1));
  transform: scale(1.05);
}

.pricing-card.featured:hover {
  transform: scale(1.08) translateY(-15px);
}

.popular-badge {
  position: absolute;
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  padding: 8px 24px;
  border-radius: 24px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 10px 30px rgba(0, 217, 255, 0.5);
}

.plan-name {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 24px;
  color: var(--text);
}

.plan-price {
  margin-bottom: 32px;
}

.price {
  font-size: 56px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.period {
  font-size: 20px;
  color: var(--text-dim);
  font-weight: 600;
}

.plan-features {
  list-style: none;
  margin-bottom: 40px;
}

.plan-features li {
  padding: 16px 0;
  color: var(--text-dim);
  font-size: 16px;
  border-bottom: 1px solid var(--glass-border);
  transition: all 0.3s ease;
}

.plan-features li:hover {
  color: var(--text);
  padding-left: 10px;
}

.plan-features li:last-child {
  border-bottom: none;
}

.pricing-note {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 24px;
  border: 1px solid var(--glass-border);
}

.pricing-note p {
  font-size: 18px;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.pricing-note strong {
  color: var(--text);
}

/* Mission Section */
.mission-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 60px;
  background: var(--glass);
  backdrop-filter: blur(20px);
  border-radius: 28px;
  border: 1px solid var(--glass-border);
}

.mission-content h2 {
  font-size: 48px;
  font-weight: 900;
  margin-bottom: 32px;
  background: linear-gradient(135deg, var(--text), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mission-content p {
  font-size: 20px;
  color: var(--text-dim);
  line-height: 1.8;
  margin-bottom: 24px;
}

.mission-statement {
  font-size: 32px;
  font-weight: 900;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  padding: 32px;
  margin: 40px 0;
}

/* One Sentence Section */
.one-sentence-content {
  text-align: center;
  max-width: 1000px;
  margin: 0 auto;
  padding: 80px;
  background: linear-gradient(135deg, rgba(0, 217, 255, 0.15), rgba(255, 0, 110, 0.15));
  backdrop-filter: blur(30px);
  border-radius: 32px;
  border: 2px solid var(--glass-border);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.5);
}

.one-sentence-content h2 {
  font-size: 40px;
  font-weight: 900;
  margin-bottom: 40px;
  color: var(--text);
}

.sentence {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--text-dim);
}

.sentence strong {
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 42px;
}

/* CTA */
.cta {
  background: linear-gradient(135deg, rgba(0, 217, 255, 0.2), rgba(255, 0, 110, 0.2));
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background:
    radial-gradient(circle, rgba(0, 217, 255, 0.3) 0%, transparent 40%),
    radial-gradient(circle, rgba(255, 0, 110, 0.2) 0%, transparent 50%);
  animation: rotate 30s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 60px;
  background: rgba(10, 14, 39, 0.6);
  backdrop-filter: blur(20px);
  border-radius: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.cta h2 {
  font-size: 56px;
  font-weight: 900;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--text), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-content > p {
  font-size: 22px;
  margin-bottom: 40px;
  color: var(--text-dim);
}

.cta-note {
  margin-top: 24px;
  font-size: 16px;
  color: var(--text-dim);
}

/* Footer */
.footer {
  padding: 80px 0 40px;
  background: rgba(5, 8, 23, 0.95);
  border-top: 1px solid var(--glass-border);
  position: relative;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-logo {
  height: 45px;
  margin-bottom: 20px;
  filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.5));
}

.footer-tagline {
  color: var(--text-dim);
  font-size: 16px;
  font-style: italic;
}

.footer-section h4 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text);
}

.footer-section a {
  display: block;
  color: var(--text-dim);
  text-decoration: none;
  margin-bottom: 16px;
  font-size: 15px;
  transition: all 0.3s ease;
  position: relative;
  padding-left: 0;
}

.footer-section a::before {
  content: '→';
  position: absolute;
  left: -20px;
  opacity: 0;
  transition: all 0.3s ease;
}

.footer-section a:hover {
  color: var(--primary);
  padding-left: 20px;
}

.footer-section a:hover::before {
  left: 0;
  opacity: 1;
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid var(--glass-border);
  color: var(--text-dim);
  font-size: 15px;
}

/* Responsive */
@media (max-width: 1200px) {
  .hero-title {
    font-size: 60px;
  }

  .section-header h2 {
    font-size: 48px;
  }
}

@media (max-width: 968px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .hero-title {
    font-size: 48px;
  }

  .hero-image {
    order: -1;
  }

  .phone-frame {
    width: 300px;
  }

  .phone-screen {
    height: 600px;
  }

  .solution-content {
    grid-template-columns: 1fr;
  }

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

  .section-header h2 {
    font-size: 40px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 85px;
    left: 0;
    right: 0;
    background: rgba(10, 14, 39, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: stretch;
    padding: 32px;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: translateY(-100%);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: none;
    gap: 20px;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

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

  .hero {
    padding: 100px 0 60px;
    min-height: auto;
  }

  .hero-title {
    font-size: 40px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

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

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 24px;
  }

  .stat-number {
    font-size: 28px;
  }

  .stat-label {
    font-size: 12px;
  }

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

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

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

  .section-header h2 {
    font-size: 32px;
  }

  .sentence {
    font-size: 24px;
  }

  .sentence strong {
    font-size: 28px;
  }

  .pricing-card.featured {
    transform: scale(1);
  }

  .one-sentence-content {
    padding: 40px 24px;
  }

  .mission-content {
    padding: 40px 24px;
  }

  .cta-content {
    padding: 40px 24px;
  }

  .cta h2 {
    font-size: 36px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 32px;
  }

  .container {
    padding: 0 20px;
  }

  .section-header h2 {
    font-size: 28px;
  }

  .btn-large {
    padding: 16px 32px;
  }
}