/* ztracepn.css */
/* ZtracePn Landing Page — cyber:vpn style, black & green + best practices */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --primary: #00FF88;
  --primary-dark: #00CC6A;
  --primary-light: #5CFFB0;
  --primary-glow: rgba(0, 255, 136, 0.4);
  --accent: #34D399;
  --ghost-border: #85A8FF;
  --ghost-glow: rgba(133, 168, 255, 0.5);
  --bg-dark: #0a0a0a;
  --bg-darker: #000000;
  --bg-card: #0f0f0f;
  --bg-card-hover: #141414;
  --text-primary: #FFFFFF;
  --text-secondary: #B8C5D6;
  --text-muted: #6b7280;
  --border: #1f2937;
  --border-light: #2a3544;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Montserrat', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Keyframes */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
@keyframes glowPulse { 0%, 100% { opacity: 0.15; } 50% { opacity: 0.35; } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes gradientShift { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
@keyframes orbFloat { 0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; } 33% { transform: translate(30px, -20px) scale(1.1); opacity: 0.6; } 66% { transform: translate(-20px, 20px) scale(0.9); opacity: 0.3; } }
@keyframes orbFloat2 { 0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.3; } 50% { transform: translate(-40px, -30px) scale(1.2); opacity: 0.5; } }
@keyframes shine { 0% { left: -100%; } 100% { left: 100%; } }
@keyframes lineReveal { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes numberPulse { 0%, 100% { box-shadow: 0 4px 16px var(--primary-glow); } 50% { box-shadow: 0 0 0 10px rgba(0, 255, 136, 0); } }
@keyframes textGlow { 0%, 100% { text-shadow: 0 0 20px var(--primary-glow); } 50% { text-shadow: 0 0 40px rgba(0, 255, 136, 0.6); } }
@keyframes borderFlow { 0%, 100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
@keyframes iconFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes checkPop { 0% { transform: scale(0); opacity: 0; } 50% { transform: scale(1.2); } 100% { transform: scale(1); opacity: 1; } }
@keyframes gridPulse { 0%, 100% { opacity: 0.03; } 50% { opacity: 0.08; } }

.ztracepn-page {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.ztracepn-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 5, 5, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  animation: fadeIn 0.6s ease-out;
  transition: box-shadow 0.3s;
}
.ztracepn-header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.ztracepn-header.scrolled::after { opacity: 0.4; }

.ztracepn-header__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ztracepn-header__logo a {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -0.5px;
  transition: color 0.3s, text-shadow 0.3s;
}
.ztracepn-header__logo a:hover {
  color: var(--primary-light);
  text-shadow: 0 0 24px var(--primary-glow);
  animation: textGlow 2s ease-in-out infinite;
}

.ztracepn-header__nav {
  display: flex;
  gap: 32px;
  align-items: center;
}
.ztracepn-header__nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s, transform 0.2s;
  font-size: 15px;
  position: relative;
}
.ztracepn-header__nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}
.ztracepn-header__nav a:hover { color: var(--primary); transform: translateY(-1px); }
.ztracepn-header__nav a:hover::after { width: 100%; }

/* Buttons */
.ztracepn-btn {
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 16px;
  border: none;
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  display: inline-block;
  text-align: center;
  font-family: inherit;
  position: relative;
  overflow: hidden;
}

/* Primary */
.ztracepn-btn--primary {
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--primary) 50%, var(--primary-dark) 100%);
  color: #000;
  box-shadow: 0 4px 24px var(--primary-glow);
  font-weight: 700;
}
.ztracepn-btn--primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.6s ease;
}
.ztracepn-btn--primary:hover {
  background: linear-gradient(180deg, #7AFFC4 0%, var(--primary-light) 50%, var(--primary) 100%);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 48px var(--primary-glow);
}
.ztracepn-btn--primary:hover::before { left: 100%; }

/* Ghost */
.ztracepn-btn--ghost {
  background: transparent;
  color: #FFFFFF;
  border: 2px solid var(--ghost-border);
  margin-left: 12px;
  box-shadow: 0 0 20px var(--ghost-glow);
}
.ztracepn-btn--ghost:hover {
  background: rgba(133, 168, 255, 0.08);
  transform: translateY(-3px);
  box-shadow: 0 0 32px var(--ghost-glow), inset 0 0 20px rgba(133, 168, 255, 0.05);
}

.ztracepn-btn--large {
  padding: 18px 36px;
  font-size: 18px;
  border-radius: 12px;
}

/* Hero Section */
.ztracepn-hero {
  padding: 120px 0 100px;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
  position: relative;
  overflow: hidden;
}
.ztracepn-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 255, 136, 0.25) 0%, transparent 55%);
  pointer-events: none;
  animation: glowPulse 4s ease-in-out infinite;
}
.ztracepn-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0.4;
}

/* Hero grid */
.ztracepn-hero .container { position: relative; }
.ztracepn-hero .container::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 255, 136, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 136, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  animation: gridPulse 3s ease-in-out infinite;
}

/* Hero orbs */
.ztracepn-hero-orb { position: absolute; border-radius: 50%; pointer-events: none; z-index: 0; }
.ztracepn-hero-orb--1 {
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(0, 255, 136, 0.2) 0%, transparent 70%);
  top: -80px; right: -80px;
  animation: orbFloat 10s ease-in-out infinite;
}
.ztracepn-hero-orb--2 {
  width: 240px; height: 240px;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.15) 0%, transparent 70%);
  bottom: -60px; left: -60px;
  animation: orbFloat2 12s ease-in-out infinite;
}
.ztracepn-hero .container::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 255, 136, 0.12) 0%, transparent 70%);
  top: -100px;
  right: 20%;
  pointer-events: none;
  animation: orbFloat2 9s ease-in-out infinite 1s;
}

.ztracepn-hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.ztracepn-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

.ztracepn-hero__title .highlight {
  color: var(--primary);
  position: relative;
  display: inline-block;
  animation: float 3s ease-in-out infinite, textGlow 3s ease-in-out infinite;
  animation-delay: 1s, 0.5s;
  text-shadow: 0 0 30px var(--primary-glow);
}

.ztracepn-hero__text {
  font-size: 18px;
  font-weight: 400;
  color: #FFFFFF;
  opacity: 0.9;
  margin-bottom: 32px;
  line-height: 1.75;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.4s both;
}

.ztracepn-hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.5s both;
}
.ztracepn-hero__actions .ztracepn-btn--ghost { margin-left: 0; }

/* Hero: desktop 2 columns */
@media (min-width: 900px) {
  .ztracepn-hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    max-width: 1100px;
  }
  .ztracepn-hero .container::before,
  .ztracepn-hero .container::after {
    grid-column: 1 / -1;
    grid-row: 1 / -1;
  }
  .ztracepn-hero__content { grid-column: 1; text-align: left; margin: 0; }
  .ztracepn-hero__visual { grid-column: 2; }
  .ztracepn-hero__content .ztracepn-hero__title,
  .ztracepn-hero__content .ztracepn-hero__text {
    margin-left: 0;
    margin-right: 0;
  }
  .ztracepn-hero__actions { justify-content: flex-start; }
}
@media (max-width: 899px) {
  .ztracepn-hero__visual { margin-top: 24px; }
}

/* Hero visual */
.ztracepn-hero__visual { position: relative; z-index: 1; }
.ztracepn-hero__chart-panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  margin-bottom: 20px;
}
.ztracepn-hero__connected {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #000;
  background: var(--primary);
  text-align: center;
  padding: 10px 16px;
  border-radius: 6px;
  margin-bottom: 14px;
  box-shadow: 0 0 20px var(--primary-glow);
}
.ztracepn-hero__chart-stats {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
}
.ztracepn-hero__chart-stats strong { color: var(--primary); }
.ztracepn-hero__chart-wrap {
  height: 100px;
  margin-bottom: 10px;
  border-radius: 6px;
  overflow: hidden;
}
.ztracepn-hero__chart-svg { width: 100%; height: 100%; display: block; }
.chart-grid { stroke: rgba(255, 255, 255, 0.06); stroke-width: 1; }
.ztracepn-hero__chart-area { fill: url(#chartFill); }
.ztracepn-hero__chart-line-in {
  fill: none;
  stroke: var(--primary);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 0 4px var(--primary-glow));
}
.ztracepn-hero__chart-line-out {
  fill: none;
  stroke: rgba(255, 255, 255, 0.5);
  stroke-width: 1.5;
  stroke-dasharray: 4 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ztracepn-hero__chart-axes {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}
.ztracepn-hero__chart-scale { margin-left: auto; letter-spacing: 0.05em; }
.ztracepn-hero__stats { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.ztracepn-hero__stat { font-family: var(--font-mono); font-size: 14px; color: var(--text-secondary); }
.ztracepn-hero__stat-value { display: block; font-size: 24px; font-weight: 700; color: var(--primary); }

/* Welcome Section */
.ztracepn-welcome {
  padding: 80px 0 100px;
  background: var(--bg-darker);
  position: relative;
}
.ztracepn-welcome__frame { position: absolute; inset: 24px; pointer-events: none; }
.ztracepn-welcome__corner {
  position: absolute;
  width: 24px;
  height: 24px;
  border-color: var(--primary);
  border-style: solid;
  border-width: 0;
  opacity: 0.6;
}
.ztracepn-welcome__corner--tl { top: 0; left: 0; border-top-width: 2px; border-left-width: 2px; }
.ztracepn-welcome__corner--tr { top: 0; right: 0; border-top-width: 2px; border-right-width: 2px; }
.ztracepn-welcome__corner--bl { bottom: 0; left: 0; border-bottom-width: 2px; border-left-width: 2px; }
.ztracepn-welcome__corner--br { bottom: 0; right: 0; border-bottom-width: 2px; border-right-width: 2px; }

.ztracepn-welcome__quote {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto 56px;
  padding: 28px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
}
.ztracepn-welcome__quote-icon {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
}
.ztracepn-welcome__quote-text {
  font-size: 18px;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.6;
  margin: 0;
}
.ztracepn-welcome__quote-text .highlight { color: var(--primary); }
.ztracepn-welcome.visible .ztracepn-welcome__quote { animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) both; }

.ztracepn-welcome__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
}
@media (max-width: 900px) {
  .ztracepn-welcome__grid { grid-template-columns: 1fr; }
}

.ztracepn-welcome__left { text-align: left; }
.ztracepn-welcome__title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  margin-bottom: 16px;
  color: #FFFFFF;
  letter-spacing: 0.02em;
}
.ztracepn-welcome__title .highlight { color: var(--primary); }
.ztracepn-welcome__subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 28px;
}
.ztracepn-welcome__platforms { display: flex; flex-wrap: wrap; gap: 10px; }
.ztracepn-platform-btn {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: #FFFFFF;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  padding: 10px 16px;
  border-radius: 6px;
  transition: all 0.3s;
}
.ztracepn-platform-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 16px rgba(0, 255, 136, 0.2);
}
.ztracepn-welcome.visible .ztracepn-welcome__title { animation: fadeInUp 0.6s ease-out 0.1s both; }
.ztracepn-welcome.visible .ztracepn-welcome__subtitle { animation: fadeInUp 0.6s ease-out 0.2s both; }
.ztracepn-welcome.visible .ztracepn-welcome__platforms { animation: fadeInUp 0.6s ease-out 0.3s both; }

.ztracepn-welcome__right { position: relative; }
.ztracepn-welcome__steps-title {
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}
.ztracepn-welcome.visible .ztracepn-welcome__steps-title { animation: fadeInUp 0.6s ease-out 0.15s both; }
.ztracepn-welcome.visible .ztracepn-step:nth-child(1) { animation: fadeInUp 0.5s ease-out 0.25s both; }
.ztracepn-welcome.visible .ztracepn-step:nth-child(2) { animation: fadeInUp 0.5s ease-out 0.35s both; }
.ztracepn-welcome.visible .ztracepn-step:nth-child(3) { animation: fadeInUp 0.5s ease-out 0.45s both; }
.ztracepn-welcome.visible .ztracepn-welcome__note { animation: fadeInUp 0.5s ease-out 0.55s both; }

.ztracepn-steps { display: grid; gap: 24px; margin-bottom: 32px; }

.ztracepn-step {
  display: flex;
  gap: 20px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.ztracepn-step::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 32px;
  background: var(--primary);
}
.ztracepn-step::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 32px;
  height: 4px;
  background: var(--primary);
}
.ztracepn-step:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(0, 255, 136, 0.25);
}
.ztracepn-step:hover .ztracepn-step__number {
  animation: numberPulse 1.5s ease-in-out infinite;
  transform: scale(1.05);
}

.ztracepn-step__number {
  width: 44px;
  height: 44px;
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--primary) 100%);
  color: #000;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  font-family: var(--font-heading);
  flex-shrink: 0;
  transition: transform 0.3s;
  box-shadow: 0 4px 16px var(--primary-glow);
}
.ztracepn-step__content { flex: 1; }
.ztracepn-step__title { font-size: 18px; font-weight: 700; color: #FFFFFF; margin-bottom: 6px; }
.ztracepn-step__text { font-size: 14px; color: var(--text-secondary); line-height: 1.6; margin: 0; }

.ztracepn-welcome__note {
  padding: 16px 20px;
  background: rgba(0, 255, 136, 0.06);
  border: 1px dashed var(--border-light);
  border-radius: 8px;
  margin-top: 20px;
}
.ztracepn-welcome__note p { margin: 0; color: var(--text-secondary); line-height: 1.7; }
.ztracepn-welcome__note strong { color: var(--text-primary); }

/* Section Styles */
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  text-align: center;
  margin-bottom: 16px;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  position: relative;
  display: inline-block;
  width: 100%;
}
.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  margin: 16px auto 0;
  border-radius: 2px;
  transform-origin: center;
  animation: lineReveal 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}
.section-title .highlight { color: var(--primary); }
.section-subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
  line-height: 1.75;
}

/* Advantages */
.ztracepn-advantages { padding: 100px 0; background: var(--bg-dark); }
.ztracepn-advantages__header { margin-bottom: 64px; }
.ztracepn-advantages__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.ztracepn-advantage-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.ztracepn-advantage-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 48px;
  background: var(--primary);
}
.ztracepn-advantage-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 48px;
  height: 4px;
  background: var(--primary);
}
.ztracepn-advantage-card:hover {
  border-color: var(--primary);
  background: var(--bg-card-hover);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4), 0 0 0 2px rgba(0, 255, 136, 0.25), 0 0 60px var(--primary-glow);
}
.ztracepn-advantage-card:hover .ztracepn-advantage-card__icon { animation: iconFloat 2s ease-in-out infinite; }
.ztracepn-advantage-card__icon {
  color: var(--primary);
  margin-bottom: 24px;
  display: flex;
  justify-content: center;
  transition: transform 0.3s;
}
.ztracepn-advantage-card__title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 12px;
}
.ztracepn-advantage-card__text { font-size: 16px; color: var(--text-secondary); line-height: 1.6; margin: 0; }

/* How */
.ztracepn-how { padding: 100px 0; background: var(--bg-darker); }
.ztracepn-how__header { margin-bottom: 64px; }
.ztracepn-how__features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-bottom: 48px;
}
.ztracepn-how-feature {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  text-align: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.ztracepn-how-feature:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(0, 255, 136, 0.25), 0 0 40px var(--primary-glow);
}
.ztracepn-how-feature:hover .ztracepn-how-feature__icon { animation: iconFloat 2s ease-in-out infinite; }
.ztracepn-how-feature__icon { color: var(--primary); margin-bottom: 24px; display: flex; justify-content: center; transition: transform 0.3s; }
.ztracepn-how-feature__title { font-size: 22px; font-weight: 600; color: var(--text-primary); margin-bottom: 12px; }
.ztracepn-how-feature__text { font-size: 16px; color: var(--text-secondary); line-height: 1.6; margin: 0; }

.ztracepn-how__benefits {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
}
.ztracepn-how__benefits-title { font-size: 24px; font-weight: 600; color: var(--text-primary); margin-bottom: 24px; }
.ztracepn-how__benefits-list { list-style: none; padding: 0; margin: 0 0 24px 0; }
.ztracepn-how__benefits-list li {
  padding: 12px 0;
  padding-left: 32px;
  position: relative;
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.7;
  animation: fadeInUp 0.5s ease-out both;
}
.ztracepn-how__benefits-list li:nth-child(1) { animation-delay: 0.1s; }
.ztracepn-how__benefits-list li:nth-child(2) { animation-delay: 0.2s; }
.ztracepn-how__benefits-list li:nth-child(3) { animation-delay: 0.3s; }
.ztracepn-how__benefits-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
  font-size: 20px;
  animation: checkPop 0.4s ease-out both;
}
.ztracepn-how__benefits-list li:nth-child(1)::before { animation-delay: 0.2s; }
.ztracepn-how__benefits-list li:nth-child(2)::before { animation-delay: 0.35s; }
.ztracepn-how__benefits-list li:nth-child(3)::before { animation-delay: 0.5s; }
.ztracepn-how__cta-text { font-size: 18px; color: var(--text-primary); font-weight: 600; text-align: center; margin: 0; }

/* Specs */
.ztracepn-specs { padding: 100px 0; background: var(--bg-dark); }
.ztracepn-specs__header { margin-bottom: 64px; }
.ztracepn-specs__content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}
.ztracepn-spec-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.ztracepn-spec-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(0, 255, 136, 0.25), 0 0 40px var(--primary-glow);
}
.ztracepn-spec-card__title { font-size: 20px; font-weight: 600; color: var(--primary); margin-bottom: 12px; }
.ztracepn-spec-card__text { font-size: 16px; color: var(--text-secondary); line-height: 1.7; margin: 0; }
.ztracepn-specs__footer {
  text-align: center;
  padding: 32px;
  background: rgba(0, 255, 136, 0.06);
  border: 1px solid rgba(0, 255, 136, 0.2);
  border-radius: 12px;
}
.ztracepn-specs__footer p { font-size: 18px; color: var(--text-primary); font-weight: 600; margin: 0; line-height: 1.7; }

/* CTA */
.ztracepn-cta {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.ztracepn-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 50% 100%, rgba(0, 255, 136, 0.15) 0%, transparent 65%);
  pointer-events: none;
  animation: glowPulse 4s ease-in-out infinite;
}
.ztracepn-cta__content { max-width: 600px; margin: 0 auto; position: relative; z-index: 1; }
.ztracepn-cta__title { font-size: 42px; font-weight: 700; color: var(--text-primary); margin-bottom: 16px; animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) both; }
.ztracepn-cta__text { font-size: 18px; color: var(--text-secondary); margin-bottom: 32px; line-height: 1.7; }
.ztracepn-cta .ztracepn-btn--large { animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.15s both; }
.ztracepn-cta__note { margin-top: 16px; font-size: 14px; color: var(--text-muted); }

/* Footer */
.ztracepn-footer { padding: 48px 0; background: var(--bg-darker); border-top: 1px solid var(--border); text-align: center; }
.ztracepn-footer__content { max-width: 720px; margin: 0 auto; }
.ztracepn-footer__legal { margin-bottom: 24px; color: var(--text-muted); font-size: 13px; line-height: 1.7; }
.ztracepn-footer__legal p { margin: 0 0 4px 0; }
.ztracepn-footer__company { font-weight: 600; color: var(--text-secondary); margin-bottom: 8px !important; }
.ztracepn-footer__nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px 24px; margin-bottom: 24px; }
.ztracepn-footer__nav a { color: var(--primary); text-decoration: none; font-size: 14px; font-weight: 500; transition: color 0.3s; }
.ztracepn-footer__nav a:hover { color: var(--primary-light); }
.ztracepn-footer__copy { color: var(--text-muted); font-size: 14px; margin: 0; }

/* Purchase Modal */
.purchase-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.purchase-modal--active { opacity: 1; visibility: visible; }
.purchase-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(4px);
}
.purchase-modal__content {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px;
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: transform 0.3s;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--border);
}
.purchase-modal--active .purchase-modal__content { transform: scale(1); }
.purchase-modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  transition: all 0.3s;
}
.purchase-modal__close:hover { background: rgba(0, 255, 136, 0.08); color: var(--text-primary); }
.purchase-modal__body { text-align: center; }
.purchase-modal__title { font-size: 32px; font-weight: 700; color: var(--text-primary); margin-bottom: 16px; }
.purchase-modal__text { font-size: 18px; color: var(--text-secondary); margin-bottom: 32px; }
.purchase-modal__plans {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 20px;
  margin-bottom: 32px;
}
.purchase-plan {
  flex: 0 1 190px;
  min-width: 150px;
  padding: 32px 24px;
  background: var(--bg-dark);
  border: 2px solid var(--border);
  border-radius: 12px;
  position: relative;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.purchase-plan .ztracepn-btn { margin-top: auto; }
.purchase-plan:hover { border-color: var(--primary); transform: translateY(-4px); }
.purchase-plan--popular { border-color: var(--primary); background: rgba(0, 255, 136, 0.05); }
.purchase-plan__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #050505;
  padding: 4px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.purchase-plan__title { font-size: 20px; font-weight: 600; color: var(--text-primary); margin-bottom: 16px; }
.purchase-plan__price { font-size: 32px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.purchase-plan__savings { font-size: 14px; color: var(--accent); margin-bottom: 24px; font-weight: 600; }
.purchase-modal__note { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin: 0; }

/* ===== TRIAL HIGHLIGHT ===== */
.purchase-plan--trial {
  border-color: var(--primary);
  background: rgba(0, 255, 136, 0.06);
  animation: trialGlow 2.5s ease-in-out infinite;
}
@keyframes trialGlow {
  0%, 100% { box-shadow: 0 0 0 1px rgba(0, 255, 136, 0.2), 0 0 16px rgba(0, 255, 136, 0.08); }
  50%       { box-shadow: 0 0 0 1px rgba(0, 255, 136, 0.55), 0 0 30px rgba(0, 255, 136, 0.22); }
}

/* Trial note under hero CTA */
.ztracepn-hero__trial-note {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  margin-top: 14px;
  opacity: 0.9;
}
.ztracepn-hero__trial-note svg { flex-shrink: 0; }

/* Responsive */
@media (max-width: 1024px) {
  .container { padding: 0 32px; }
  .ztracepn-hero__title { font-size: 48px; }
  .section-title { font-size: 36px; }
}

@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .ztracepn-header__nav { gap: 16px; font-size: 14px; }

  /* ✅ FIX: на мобиле прячем якорные пункты хедера (они "плывут") */
  .ztracepn-header__nav a[href^="#"] { display: none; }

  .ztracepn-hero { padding: 80px 0 60px; }
  .ztracepn-hero__title { font-size: 36px; }
  .ztracepn-hero__text { font-size: 18px; }
  .ztracepn-hero .ztracepn-btn--ghost { margin-left: 0; margin-top: 12px; }

  .section-title { font-size: 28px; }
  .section-subtitle { font-size: 16px; }
  .ztracepn-cta__title { font-size: 30px; }
  .ztracepn-cta__text { font-size: 16px; }

  .ztracepn-advantages__grid { grid-template-columns: 1fr; }
  .ztracepn-how__features { grid-template-columns: 1fr; }
  .ztracepn-specs__content { grid-template-columns: 1fr; }

  .ztracepn-step { flex-direction: column; text-align: center; }
  .purchase-modal__plans { gap: 14px; }
  .purchase-modal__content { padding: 32px 24px; }
  .purchase-modal__title { font-size: 24px; }
  .purchase-modal__text { font-size: 16px; margin-bottom: 20px; }
  .ztracepn-footer__nav { flex-direction: column; }

  /* Welcome quote */
  .ztracepn-welcome__quote { padding: 20px; gap: 14px; }
  .ztracepn-welcome__quote-text { font-size: 16px; }

  /* How benefits */
  .ztracepn-how__benefits { padding: 24px; }
}

@media (max-width: 380px) {
  .container { padding: 0 12px; }
  .ztracepn-header__logo a { font-size: 18px; }
  .ztracepn-hero { padding: 60px 0 48px; }
  .ztracepn-hero__title { font-size: 26px; }
  .ztracepn-btn--large { padding: 14px 24px; font-size: 16px; }
}

@media (max-width: 480px) {
  .ztracepn-hero__title { font-size: 28px; }
  .ztracepn-btn--large { padding: 16px 28px; font-size: 16px; }
  .purchase-modal__plans { flex-direction: column; align-items: stretch; }
  .purchase-plan { flex: none; min-width: unset; width: 100%; }
  .purchase-modal__content { padding: 24px 16px; }
  .purchase-modal__title { font-size: 20px; }
  .purchase-modal__close { top: 12px; right: 12px; }
  #purchaseModalHdr { flex-wrap: wrap !important; }
}
.ztracepn-header__auth-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 600;
  margin-left: 14px;
}
.ztracepn-header__auth-link:hover { color: var(--primary); }

.ztracepn-header__auth-link--primary {
  color: #000;
  background: var(--primary);
  padding: 8px 12px;
  border-radius: 10px;
}
.ztracepn-header__auth-btn {
  margin-left: 14px;
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-primary);
  cursor: pointer;
}
.ztracepn-header__auth-btn:hover { border-color: var(--primary); color: var(--primary); }