:root {
  --bg-color: #050816;
  --text-color: #f5f5f7;
  --text-muted: #a1a1aa;
  --primary-gradient: linear-gradient(135deg, #00f0ff 0%, #7c3aed 100%);
  --surface-color: rgba(255, 255, 255, 0.03);
  --surface-border: rgba(255, 255, 255, 0.06);
  --glass-bg: rgba(5, 8, 22, 0.7);
  --glass-border: rgba(255, 255, 255, 0.08);
  --accent-cyan: #00f0ff;
  --accent-violet: #7c3aed;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: 0.3s ease;
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* UTILITIES */
.text-gradient {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.8rem;
  border-radius: 99px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.btn.primary {
  background: var(--primary-gradient);
  color: #000;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(124, 58, 237, 0.5);
}

.btn.ghost {
  background: transparent;
  border-color: var(--surface-border);
  color: var(--text-color);
}

.btn.ghost:hover {
  background: var(--surface-color);
  border-color: var(--text-muted);
}

/* HEADER */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(5, 8, 22, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--surface-border);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
}

.logo-mark {
  color: var(--accent-cyan);
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-color);
  font-size: 1.5rem;
  cursor: pointer;
}

/* HERO SECTION */
.hero {
  padding: 8rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  filter: blur(80px);
  z-index: -1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-text h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  border-top: 1px solid var(--surface-border);
  padding-top: 1.5rem;
}

.stat-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-color);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* PHONE MOCKUP */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone-mockup {
  width: 300px;
  height: 600px;
  background: #000;
  border-radius: 40px;
  border: 8px solid #1a1a1a;
  position: relative;
  z-index: 2;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.screen {
  width: 100%;
  height: 100%;
  background: #050505; /* Very dark background */
  position: relative;
  display: flex;
  flex-direction: column;
  font-family: 'Inter', sans-serif;
}

.mockup-content {
  padding: 2rem 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  height: 100%;
  overflow-y: auto;
}

/* Labels */
.label-small {
  font-size: 0.7rem;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

/* Time Card */
.time-card {
  background: #111;
  border-radius: 20px;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.time-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.time-value {
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
}

.btn-manage {
  background: #4ADE80; /* Teal/Green accent */
  color: #000;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 99px;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
}

.progress-bar {
  width: 100%;
  height: 6px;
  background: #222;
  border-radius: 99px;
  overflow: hidden;
}

.progress-fill {
  width: 15%;
  height: 100%;
  background: #4ADE80;
  border-radius: 99px;
}

/* Exercise List */
.exercise-list {
  background: #111;
  border-radius: 20px;
  overflow: hidden;
}

.exercise-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #1a1a1a;
}

.exercise-item:last-child {
  border-bottom: none;
}

.exercise-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: #fff;
  font-weight: 600;
  font-size: 1rem;
}

.exercise-icon-bg {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-do {
  background: #262626;
  color: #A3A3A3;
  border: none;
  padding: 0.5rem 1.2rem;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: background 0.2s;
}

.btn-do:hover {
  background: #333;
  color: #fff;
}

.btn-time-per-exercise {
  background: #111;
  color: #888;
  border: none;
  padding: 1.1rem;
  border-radius: 20px;
  font-size: 0.95rem;
  width: 100%;
  text-align: center;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-weight: 500;
  transition: background 0.2s;
}

.btn-time-per-exercise:hover {
  background: #1a1a1a;
  color: #aaa;
}

/* Blocked Apps */
.blocked-apps-grid {
  background: #111;
  border-radius: 20px;
  padding: 1.5rem;
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.app-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.app-item span {
  font-size: 0.75rem;
  color: #aaa;
}

.app-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-icon.tiktok {
  background: #000; /* TikTok black bg */
  border: 1px solid #333;
}

.app-icon.youtube {
  background: #FF0000;
}

.app-icon.instagram {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
}

.glow-effect {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 80%;
  background: var(--primary-gradient);
  filter: blur(60px);
  opacity: 0.2;
  z-index: 1;
}

/* PROBLEM SECTION */
.section {
  padding: 6rem 0;
}

.section-header {
  margin-bottom: 4rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 99px;
  font-size: 0.85rem;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
  border: 1px solid var(--surface-border);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.problem-card {
  background: var(--surface-color);
  border: 1px solid var(--surface-border);
  padding: 2rem;
  border-radius: 24px;
  transition: transform 0.3s ease;
}

.problem-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.15);
}

.problem-icon {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.problem-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.problem-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* HOW IT WORKS */
.steps-horizontal {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  position: relative;
}

.step-item {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 2;
}

.step-number {
  width: 50px;
  height: 50px;
  background: var(--surface-color);
  border: 1px solid var(--surface-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--accent-cyan);
  margin: 0 auto 1.5rem;
  font-size: 1.1rem;
}

.step-connector {
  flex: 1;
  height: 1px;
  background: var(--surface-border);
  margin-top: 25px;
}

.step-content h3 {
  margin-bottom: 0.75rem;
}

.step-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* BENEFITS */
.benefits-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.benefits-text h2 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  line-height: 1.1;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.benefits-list li {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.check-icon {
  color: var(--accent-cyan);
  font-weight: bold;
  font-size: 1.2rem;
}

.benefits-list strong {
  display: block;
  font-size: 1.15rem;
  margin-bottom: 0.3rem;
  color: #fff;
  letter-spacing: -0.01em;
}

.benefits-list p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.5;
}

.benefits-visual {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.5rem;
  padding-left: 2rem;
  min-height: 300px;
}

.stat-card {
  background: #0A0A0A;
  padding: 1.5rem 2rem;
  border-radius: 20px;
  border: 1px solid #1F1F1F;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: transform 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-5px);
  border-color: #333;
}

.stat-card .label {
  font-size: 0.75rem;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.stat-card .value {
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
}

.card-time {
  width: fit-content;
  min-width: 220px;
}

.card-squats {
  width: 100%;
  max-width: 380px;
}

/* CTA SECTION */
.cta-section {
  background: linear-gradient(180deg, transparent 0%, rgba(124, 58, 237, 0.1) 100%);
}

.cta-title {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.cta-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.waitlist-form {
  display: flex;
  justify-content: center;
  gap: 1rem;
  max-width: 500px;
  margin: 0 auto 1.5rem;
}

.email-input {
  flex: 1;
  padding: 0.8rem 1.5rem;
  border-radius: 99px;
  border: 1px solid var(--surface-border);
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 1rem;
  outline: none;
}

.email-input:focus {
  border-color: var(--accent-cyan);
}

.small-print {
  font-size: 0.8rem;
  color: var(--text-muted);
  opacity: 0.7;
}

/* FOOTER */
.footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--surface-border);
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.copyright {
  color: var(--text-muted);
  font-size: 0.8rem;
  opacity: 0.5;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-content, .benefits-layout {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .hero-text p {
    margin-left: auto;
    margin-right: auto;
  }

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

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

  .steps-horizontal {
    flex-direction: column;
    gap: 0;
  }

  .step-connector {
    width: 1px;
    height: 40px;
    margin: 0 auto;
  }

  .nav {
    display: none;
  }

  .nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--bg-color);
    padding: 2rem;
    border-bottom: 1px solid var(--surface-border);
  }

  .nav-toggle {
    display: block;
  }

  .waitlist-form {
    flex-direction: column;
  }
}

/* ANIMATIONS */
.fade-in-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
/* HERO FORM & STORE BUTTONS */
.hero-form-container {
  margin-bottom: 2rem;
  max-width: 450px;
}

.hero-waitlist-form {
  display: flex;
  gap: 0.8rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.5rem;
  border-radius: 99px;
  border: 1px solid var(--surface-border);
}

.hero-waitlist-form input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 0.8rem 1.2rem;
  color: #fff;
  font-size: 1rem;
  outline: none;
}

.hero-waitlist-form .btn {
  padding: 0.8rem 1.5rem;
  font-size: 0.95rem;
}

.store-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-store {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  background: #000;
  border: 1px solid var(--surface-border);
  padding: 0.6rem 1.2rem;
  border-radius: 12px;
  color: #fff;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: left;
  min-width: 160px;
}

.btn-store:hover {
  border-color: var(--text-muted);
  transform: translateY(-2px);
  background: #111;
}

.btn-store svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.btn-store-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.btn-store-text span:first-child {
  font-size: 0.65rem;
  text-transform: uppercase;
  opacity: 0.8;
}

.btn-store-text .store-name {
  font-size: 1.05rem;
  font-weight: 600;
  opacity: 1;
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .hero-form-container {
    margin-left: auto;
    margin-right: auto;
  }
  
  .store-buttons {
    justify-content: center;
  }
}