/* ── RESET & BASE STYLES ── */
:root {
  --bg-main: #09090b;
  --bg-surface: #121215;
  --bg-card: #18181b;
  --bg-card-hover: #202025;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-active: rgba(255, 255, 255, 0.2);
  --text-main: #fafafa;
  --text-muted: #a1a1aa;
  --text-dim: #71717a;
  
  --neon-green: #00ff66;
  --neon-green-glow: rgba(0, 255, 102, 0.35);
  --neon-red: #ff3366;
  --neon-red-glow: rgba(255, 51, 102, 0.25);
  --cyan-accent: #00f0ff;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* ── AMBIENT BACKGROUND GLOWS ── */
.glow-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.15;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--neon-green) 0%, transparent 70%);
  top: -200px;
  right: -100px;
}

.orb-2 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
  bottom: 10%;
  left: -200px;
}

.grid-overlay {
  position: fixed;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* ── NAVIGATION ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(9, 9, 11, 0.75);
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
}

.live-pill {
  display: flex;
  align-items: center;
  gap: 5px;
  background: var(--text-main);
  color: var(--bg-main);
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.8px;
}

.live-dot {
  width: 6px;
  height: 6px;
  background-color: var(--bg-main);
  border-radius: 50%;
  animation: pulse 1.5s infinite alternate;
}

.brand-logo-img {
  height: 28px;
  width: auto;
  border-radius: 4px;
  object-fit: contain;
}

.logo-name {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}

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

.contact-btn {
  padding: 6px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
}

.contact-btn:hover {
  border-color: var(--text-main);
  background: rgba(255, 255, 255, 0.08);
}

/* ── HERO SECTION ── */
.hero-section {
  position: relative;
  z-index: 1;
  padding: 90px 24px 70px;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(34px, 5.5vw, 56px);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, #ffffff 30%, var(--neon-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(16px, 2.2vw, 19px);
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 36px;
  font-weight: 400;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background-color: var(--text-main);
  color: var(--bg-main);
  box-shadow: 0 0 25px rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 30px rgba(255, 255, 255, 0.25);
}

.btn-badge {
  background: var(--bg-main);
  color: var(--neon-green);
  font-size: 11px;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-weight: 800;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-active);
  transform: translateY(-2px);
}

.hero-stats {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  padding: 14px 28px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-value {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 18px;
  color: var(--neon-green);
}

.stat-label {
  font-size: 12px;
  color: var(--text-dim);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 28px;
  background: var(--border-color);
}

/* ── COMPARISON SECTION (WITH VS WITHOUT) ── */
.comparison-section {
  position: relative;
  z-index: 1;
  max-width: 1150px;
  margin: 40px auto 90px;
  padding: 0 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 36px;
}

.section-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
}

.toggle-container {
  display: flex;
  justify-content: center;
  margin-bottom: 30px;
}

.segmented-control {
  display: flex;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 4px;
  border-radius: var(--radius-full);
}

.toggle-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.toggle-btn.active {
  background: var(--text-main);
  color: var(--bg-main);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  transition: var(--transition);
}

/* Views toggling */
.comparison-grid[data-active-view="without"] .with-card {
  display: none;
}
.comparison-grid[data-active-view="without"] {
  grid-template-columns: 1fr;
  max-width: 680px;
  margin: 0 auto;
}

.comparison-grid[data-active-view="with"] .without-card {
  display: none;
}
.comparison-grid[data-active-view="with"] {
  grid-template-columns: 1fr;
  max-width: 680px;
  margin: 0 auto;
}

.comparison-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.without-card {
  border-color: rgba(255, 51, 102, 0.18);
  background: linear-gradient(180deg, rgba(255, 51, 102, 0.03) 0%, var(--bg-surface) 100%);
}

.without-card:hover {
  border-color: rgba(255, 51, 102, 0.35);
  box-shadow: 0 8px 30px var(--neon-red-glow);
}

.with-card {
  border-color: rgba(0, 255, 102, 0.25);
  background: linear-gradient(180deg, rgba(0, 255, 102, 0.04) 0%, var(--bg-surface) 100%);
}

.with-card:hover {
  border-color: var(--neon-green);
  box-shadow: 0 8px 35px var(--neon-green-glow);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.without-indicator {
  color: var(--neon-red);
}

.with-indicator {
  color: var(--neon-green);
}

.indicator-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font-weight: 900;
  font-size: 12px;
}

.without-indicator .indicator-icon {
  background: rgba(255, 51, 102, 0.15);
  color: var(--neon-red);
}

.with-indicator .indicator-icon {
  background: rgba(0, 255, 102, 0.15);
  color: var(--neon-green);
}

.pain-badge, .glory-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: var(--radius-full);
}

.pain-badge {
  background: rgba(255, 51, 102, 0.12);
  color: #ff6b8b;
}

.glory-badge {
  background: rgba(0, 255, 102, 0.12);
  color: var(--neon-green);
}

.step-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex-grow: 1;
  margin-bottom: 24px;
}

.step-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.step-number {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.step-info h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.step-info p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.5;
}

.code-snippet {
  margin-top: 8px;
  background: var(--bg-main);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-family: var(--font-mono);
  font-size: 12px;
  color: #f43f5e;
}

.detected-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  background: rgba(0, 255, 102, 0.08);
  border: 1px solid rgba(0, 255, 102, 0.3);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--neon-green);
}

.neon-dot {
  width: 6px;
  height: 6px;
  background: var(--neon-green);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--neon-green);
}

.card-footer-summary {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.pain-summary {
  background: rgba(255, 51, 102, 0.08);
  border: 1px solid rgba(255, 51, 102, 0.2);
  color: #ff88a3;
}

.gain-summary {
  background: rgba(0, 255, 102, 0.08);
  border: 1px solid rgba(0, 255, 102, 0.25);
  color: #a7f3d0;
}

@keyframes pulse {
  0% { opacity: 0.4; }
  100% { opacity: 1; }
}

/* ── DOWNLOAD SECTION ── */
.download-section {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto 90px;
  padding: 0 24px;
}

.download-card {
  background: radial-gradient(circle at top, rgba(0, 255, 102, 0.08) 0%, var(--bg-surface) 70%);
  border: 1px solid rgba(0, 255, 102, 0.3);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  text-align: center;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.download-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1.2px;
  color: var(--neon-green);
  margin-bottom: 12px;
}

.download-title {
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 900;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.download-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 540px;
  margin: 0 auto 32px;
}

.download-buttons {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.btn-download {
  background: var(--text-main);
  color: var(--bg-main);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.2);
  transition: var(--transition);
}

.btn-download:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 40px rgba(255, 255, 255, 0.35);
}

.btn-text-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.btn-subtext {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 700;
  opacity: 0.7;
}

.btn-maintext {
  font-size: 16px;
  font-weight: 800;
}

.download-specs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

/* ── CONTACT & FEEDBACK SECTION ── */
.contact-section {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto 100px;
  padding: 0 24px;
}

.contact-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
}

.contact-neon-header {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(0, 255, 102, 0.3);
  background: rgba(0, 255, 102, 0.08);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.8px;
  color: var(--neon-green);
  margin-bottom: 16px;
}

.neon-indicator {
  width: 6px;
  height: 6px;
  background: var(--neon-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--neon-green);
}

.contact-title {
  font-size: clamp(22px, 3vw, 30px);
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}

.contact-subtitle {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 28px;
}

.email-box {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  padding: 8px 10px 8px 18px;
  border-radius: var(--radius-md);
  flex-wrap: wrap;
  justify-content: center;
}

.email-address {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
}

.copy-btn, .send-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.copy-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--border-active);
}

.send-btn {
  background: var(--text-main);
  border: 1px solid var(--text-main);
  color: var(--bg-main);
}

.send-btn:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

/* ── FOOTER ── */
.footer {
  border-top: 1px solid var(--border-color);
  background: var(--bg-main);
  padding: 40px 24px;
  position: relative;
  z-index: 1;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-logo-img {
  height: 22px;
  width: auto;
  border-radius: 3px;
  object-fit: contain;
}

.footer-logo {
  font-weight: 800;
  font-size: 15px;
}

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

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

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

/* ── TOAST NOTIFICATION ── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #ffffff;
  color: #000000;
  font-weight: 700;
  font-size: 14px;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ── RESPONSIVE STYLING ── */
@media (max-width: 900px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  
  .simulator-container {
    grid-template-columns: 1fr;
  }

  .phone-col {
    margin-top: 20px;
  }
}

@media (max-width: 600px) {
  .nav-links .nav-link:not(.contact-btn) {
    display: none;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 12px;
  }
  
  .stat-divider {
    width: 60px;
    height: 1px;
  }
  
  .email-box {
    flex-direction: column;
    width: 100%;
  }
  
  .copy-btn, .send-btn {
    width: 100%;
    justify-content: center;
  }
}