:root {
  --color-salmon: #D98972;
  --color-salmon-light: #E8998D;
  --color-beige: #eeecdd;
  --color-cream: #f5f5f0;
  --color-gold: #F5C563;
  --color-black: #0a0a0a;
  --color-white: #ffffff;
  --color-gray: #6b6b6b;
  --color-gray-light: #a8a8a8;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.12);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  background: var(--color-white);
  color: var(--color-black);
  line-height: 1.7;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}

.navbar {
  background: var(--color-black);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar .container {
  max-width: 1200px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-white);
  font-size: 20px;
  font-weight: 600;
  text-decoration: none;
}

.logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  overflow: hidden;
  background: transparent;
}

.logo-icon video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--color-white);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--color-salmon-light);
}

.btn {
  padding: 12px 24px;
  border-radius: var(--radius-lg);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
  display: inline-block;
}

.btn-primary {
  background: var(--color-salmon);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-salmon-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-black);
  border: 2px solid var(--color-black);
}

.btn-outline:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
}

.btn-full {
  width: 100%;
  text-align: center;
}

.hero {
  padding: 80px 0;
  background: #0a0a0a;
  color: #ffffff;
}

.hero .container {
  max-width: 1200px;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: 44px;
  line-height: 1.2;
  margin-bottom: 20px;
}

.subheadline {
  font-size: 18px;
  color: var(--color-gray-light);
  margin-bottom: 16px;
}

.hero-description {
  font-size: 16px;
  color: var(--color-gray);
  line-height: 1.6;
  margin-bottom: 32px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}

.btn-secondary:hover {
  background: var(--color-white);
  color: var(--color-black);
}

.early-note {
  font-size: 14px;
  color: var(--color-gray);
}

.hero-screenshot {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero-screenshot img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.problem {
  padding: 80px 0;
  background: var(--color-cream);
}

.problem h2 {
  font-size: 32px;
  margin-bottom: 40px;
  text-align: center;
}

.problem-steps {
  max-width: 400px;
  margin: 0 auto 32px;
}

.problem-steps p {
  font-size: 17px;
  color: var(--color-gray);
  padding: 6px 0;
}

.step-x {
  color: #cc4444;
  font-weight: 700;
  margin-right: 10px;
  font-size: 16px;
}

.problem-punchline {
  font-size: 20px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 12px;
}

.problem-extra {
  font-size: 16px;
  color: var(--color-gray);
  text-align: center;
}

.differentiator {
  padding: 80px 0;
  background: var(--color-white);
}

.differentiator h2 {
  font-size: 32px;
  margin-bottom: 24px;
  text-align: center;
}

.differentiator p {
  font-size: 17px;
  color: var(--color-gray);
  text-align: center;
  margin-bottom: 16px;
}

.differentiator-highlight {
  font-size: 20px !important;
  font-weight: 600;
  color: var(--color-black) !important;
  margin-top: 24px !important;
  line-height: 1.6;
}

.how-it-works {
  padding: 80px 0;
  background: var(--color-beige);
}

.how-it-works h2 {
  font-size: 32px;
  text-align: center;
  margin-bottom: 48px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  text-align: center;
  padding: 32px 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.step .phone-mockup {
  margin-top: auto;
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--color-salmon);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  margin: 0 auto 16px;
}

.step h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.step p {
  font-size: 15px;
  color: var(--color-gray);
}

.step-img {
  margin-top: 16px;
}

.step-img img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}

.phone-mockup {
  margin: 24px auto 0;
  max-width: 280px;
  background: #1a1a1a;
  border-radius: 36px;
  padding: 12px 10px 16px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.18), inset 0 0 0 2px #333;
  position: relative;
}

.phone-notch {
  width: 100px;
  height: 6px;
  background: #333;
  border-radius: 10px;
  margin: 0 auto 8px;
}

.phone-screen {
  background: #fff;
  border-radius: 24px;
  overflow: hidden;
}

.phone-screen img {
  width: 100%;
  height: auto;
  display: block;
}

.control {
  padding: 80px 0;
  background: var(--color-white);
}

.control h2 {
  font-size: 32px;
  text-align: center;
  margin-bottom: 12px;
}

.control-intro {
  text-align: center;
  font-size: 18px;
  color: var(--color-gray);
  margin-bottom: 32px;
}

.control-list {
  list-style: none;
  max-width: 500px;
  margin: 0 auto 32px;
}

.control-list li {
  font-size: 17px;
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
}

.control-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-salmon);
  font-weight: 700;
}

.control-screenshot {
  max-width: 700px;
  margin: 32px auto;
}

.control-screenshot img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: 0 6px 24px rgba(0,0,0,0.12);
}

.control-security {
  font-size: 15px;
  color: var(--color-gray);
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
}

.waitlist {
  padding: 80px 0;
  background: var(--color-cream);
}

.waitlist h2 {
  font-size: 32px;
  text-align: center;
  margin-bottom: 16px;
}

.waitlist-intro {
  font-size: 17px;
  color: var(--color-gray);
  text-align: center;
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.waitlist-form {
  max-width: 480px;
  margin: 0 auto;
  background: var(--color-white);
  padding: 40px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-black);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #ddd;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  transition: border-color 0.2s;
  background: var(--color-white);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-salmon);
}

.waitlist-success {
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
  padding: 40px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.success-icon {
  width: 64px;
  height: 64px;
  background: var(--color-salmon);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  margin: 0 auto 20px;
}

.waitlist-success h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.waitlist-success p {
  font-size: 15px;
  color: var(--color-gray);
}

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  z-index: 1000;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0,0,0,0.35);
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  color: white;
}

.footer {
  padding: 32px 0;
  text-align: center;
  background: var(--color-beige);
  border-top: 1px solid rgba(0,0,0,0.08);
}

.footer p {
  font-size: 14px;
  color: var(--color-gray);
  margin-bottom: 4px;
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 30px;
  }

  .subheadline {
    font-size: 17px;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .hero-buttons {
    justify-content: center;
    flex-direction: column;
    align-items: center;
  }

  .hero-buttons .btn {
    width: 100%;
    max-width: 300px;
    text-align: center;
  }

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

  .problem h2,
  .differentiator h2,
  .how-it-works h2,
  .control h2,
  .waitlist h2 {
    font-size: 26px;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .nav-links {
    display: none;
  }

  .waitlist-form {
    padding: 24px;
  }

  .container {
    padding: 0 16px;
  }
}