:root {
  /* Warm stone base */
  --bg-primary: #f5f3ef;
  --bg-secondary: #faf9f7;
  --bg-warm: #efece6;
  
  /* Ocean-inspired accents */
  --ocean-deep: #1e3a4c;
  --ocean-mid: #2d5a6b;
  --ocean-soft: #5b8a97;
  --ocean-pale: #a8c5cb;
  --ocean-mist: #d4e4e7;
  --sage: #7a9a8a;
  --sage-soft: #b8cec3;
  
  /* Text */
  --text-primary: #1a2f38;
  --text-secondary: #3d5a65;
  --text-muted: #6b8590;
  
  /* Borders & shadows */
  --border: rgba(30, 58, 76, 0.08);
  --border-accent: rgba(45, 90, 107, 0.15);
  --shadow-soft: 0 4px 20px rgba(30, 58, 76, 0.06);
  --shadow-md: 0 8px 30px rgba(30, 58, 76, 0.08);
  
  /* Fonts */
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navigation */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  padding: 18px 0;
  z-index: 100;
  background: rgba(245, 243, 239, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

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

.logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--ocean-deep);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-cta {
  font-size: 0.875rem;
  color: var(--ocean-mid);
  text-decoration: none;
  padding: 10px 20px;
  border: 1px solid var(--border-accent);
  border-radius: 8px;
  transition: all 0.2s ease;
  background: var(--bg-secondary);
}

.nav-cta:hover {
  background: var(--ocean-mist);
  border-color: var(--ocean-pale);
  color: var(--ocean-deep);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(165deg, var(--bg-primary) 0%, var(--bg-warm) 50%, var(--ocean-mist) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(168, 197, 203, 0.4) 0%, transparent 60%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(184, 206, 195, 0.3) 0%, transparent 60%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  animation: fadeUp 0.7s ease-out;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-label {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ocean-soft);
  margin-bottom: 14px;
  font-weight: 500;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 5vw, 3.5rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
  color: var(--ocean-deep);
}

.hero-subtitle {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.hero-tagline {
  font-size: 1rem;
  color: var(--ocean-soft);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero-tagline::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--ocean-pale);
}

.hero-description {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  max-width: 380px;
  margin-bottom: 32px;
  line-height: 1.7;
}

.cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 26px;
  background: var(--ocean-deep);
  color: var(--bg-secondary);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--ocean-mid);
  transform: translateY(-2px);
  box-shadow: 0 12px 35px rgba(30, 58, 76, 0.15);
}

.cta-meta {
  font-size: 0.8125rem;
  color: var(--text-muted);
  display: flex;
  gap: 14px;
}

.cta-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cta-meta span::before {
  content: '';
  width: 3px;
  height: 3px;
  background: var(--ocean-pale);
  border-radius: 50%;
}

.cta-meta span:first-child::before {
  display: none;
}

/* Phone Mockup */
.hero-visual {
  display: flex;
  justify-content: center;
  animation: fadeUp 0.7s ease-out 0.1s both;
}

.phone-mockup {
  width: 270px;
  height: 560px;
  background: linear-gradient(145deg, #e8e6e1 0%, #d9d6cf 100%);
  border-radius: 42px;
  padding: 10px;
  box-shadow: 
    0 0 0 1px rgba(30, 58, 76, 0.1),
    0 25px 50px -12px rgba(30, 58, 76, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  position: relative;
  animation: float 6s ease-in-out infinite;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(155deg, #1e3a4c 0%, #2d5a6b 40%, #5b8a97 100%);
  border-radius: 34px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 85px;
  height: 24px;
  background: #0f1c24;
  border-radius: 16px;
}

.reset-button {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
  box-shadow: 
    0 0 0 1px rgba(255, 255, 255, 0.15),
    0 10px 40px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.reset-button:hover {
  transform: scale(1.03);
}

.reset-button::before {
  content: '';
  position: absolute;
  inset: -16px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  animation: pulse 3.5s ease-in-out infinite;
}

.reset-button::after {
  content: '';
  position: absolute;
  inset: -32px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  animation: pulse 3.5s ease-in-out infinite 0.6s;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.4;
  }
}

.reset-text {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.01em;
}

/* Sections */
section {
  padding: 90px 0;
}

.section-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ocean-soft);
  margin-bottom: 10px;
  font-weight: 500;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.625rem, 3vw, 2rem);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 40px;
  color: var(--ocean-deep);
}

/* How It Works */
.how-it-works {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.step {
  padding: 28px 24px;
  background: var(--bg-primary);
  border-radius: 14px;
  border: 1px solid var(--border);
  transition: all 0.25s ease;
}

.step:hover {
  box-shadow: var(--shadow-soft);
  border-color: var(--ocean-mist);
}

.step-number {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: var(--ocean-pale);
  margin-bottom: 14px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 8px;
  color: var(--ocean-deep);
}

.step p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.55;
}

/* Difference */
.difference {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
}

.comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  max-width: 680px;
}

.comparison-col {
  padding: 26px;
  border-radius: 14px;
  transition: all 0.25s ease;
}

.comparison-col:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.comparison-col.others {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
}

.comparison-col.stillscreen {
  background: linear-gradient(145deg, rgba(212, 228, 231, 0.5) 0%, rgba(184, 206, 195, 0.3) 100%);
  border: 1px solid var(--ocean-mist);
}

.comparison-col h3 {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.comparison-col.stillscreen h3 {
  color: var(--ocean-mid);
  border-color: var(--ocean-pale);
}

.comparison-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.comparison-col li {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.comparison-col li::before {
  content: '−';
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.5;
  opacity: 0.4;
}

.comparison-col.stillscreen li::before {
  content: '✓';
  color: var(--ocean-mid);
  opacity: 1;
  font-weight: 500;
}

/* Who It's For */
.who-its-for {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.moments-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  max-width: 600px;
}

.moment {
  padding: 20px 22px;
  background: var(--bg-primary);
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.5;
  transition: all 0.2s ease;
}

.moment:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
  border-color: var(--ocean-mist);
}

/* Trust */
.trust {
  text-align: center;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
}

.trust .container {
  max-width: 500px;
}

.trust-statement {
  font-family: var(--font-display);
  font-size: clamp(1.1875rem, 2vw, 1.375rem);
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 12px;
}

.trust-details {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Email Capture */
.email-capture {
  text-align: center;
  background: linear-gradient(180deg, var(--ocean-mist) 0%, var(--bg-primary) 60%);
}

.email-capture .container {
  max-width: 440px;
}

.email-form {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.email-input {
  flex: 1;
  padding: 15px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-accent);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  outline: none;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-soft);
}

.email-input::placeholder {
  color: var(--text-muted);
}

.email-input:focus {
  border-color: var(--ocean-soft);
  box-shadow: 0 0 0 3px rgba(91, 138, 151, 0.12);
}

.email-form .btn-primary {
  white-space: nowrap;
}

.email-reassurance {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Footer */
footer {
  padding: 28px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

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

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--ocean-mid);
}

.footer-copy {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Page Layouts (for Privacy/Support) */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 400;
  color: var(--ocean-deep);
  margin-bottom: 12px;
}

.page-header p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
}

.page-content {
  padding: 80px 0;
  background: var(--bg-primary);
}

.page-content .container {
  max-width: 720px;
}

.page-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--ocean-deep);
  margin: 40px 0 16px 0;
}

.page-content h2:first-child {
  margin-top: 0;
}

.page-content p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.page-content ul {
  margin: 20px 0;
  padding-left: 24px;
}

.page-content li {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}

.page-content a {
  color: var(--ocean-mid);
  text-decoration: underline;
}

.page-content a:hover {
  color: var(--ocean-soft);
}

.contact-info {
  padding: 28px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  margin: 32px 0;
}

.contact-info p {
  margin-bottom: 0;
}

.contact-info strong {
  color: var(--ocean-deep);
  font-weight: 500;
}

/* Mobile Responsive */
@media (max-width: 900px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 50px;
    text-align: center;
  }

  .hero-content {
    order: 1;
  }

  .hero-visual {
    order: 0;
  }

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

  .hero-tagline::before {
    display: none;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .cta-group {
    align-items: center;
  }

  .steps {
    grid-template-columns: 1fr;
    gap: 14px;
  }

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

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

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

  footer .container {
    flex-direction: column;
    gap: 14px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .phone-mockup {
    width: 230px;
    height: 480px;
  }

  .reset-button {
    width: 100px;
    height: 100px;
  }

  section {
    padding: 65px 0;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}