/* ====== RESET & BASE ====== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #5B8A72;
  --primary-light: #EAF4EE;
  --primary-dark: #4A7260;
  --secondary: #8B7EC8;
  --accent: #E8A87C;
  --text: #1A1A1A;
  --text-secondary: #6B7280;
  --text-light: #9CA3AF;
  --bg: #FFFFFF;
  --surface: #F9FAFB;
  --border: #E5E7EB;
  --error: #E17055;
  --pastel-pink: #FDE8E8;
  --pastel-peach: #FEF0E4;
  --pastel-green: #E6F4EA;
  --pastel-purple: #EDE8F5;
  --pastel-blue: #E0EEFF;
  --pastel-yellow: #FEF3D0;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, #78B89A 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-header h2 { font-size: 2.25rem; font-weight: 800; margin-bottom: 12px; line-height: 1.2; }
.section-header p { font-size: 1.1rem; color: var(--text-secondary); }

/* ====== BUTTONS ====== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius-md);
  font-weight: 600; font-size: 0.95rem;
  transition: all 0.2s ease; border: none; cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-secondary { background: white; color: var(--text); border: 2px solid var(--border); }
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-1px); }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-nav { padding: 8px 20px; font-size: 0.875rem; border-radius: var(--radius-sm); }

/* ====== NAVBAR ====== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.95); backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all 0.3s ease;
}
.navbar.scrolled { border-bottom-color: var(--border); box-shadow: var(--shadow); }
.nav-container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.15rem; color: var(--text); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 0.9rem; font-weight: 500; color: var(--text-secondary); transition: color 0.2s; }
.nav-links a:hover { color: var(--primary); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; }

/* ====== HERO ====== */
.hero { padding: 140px 0 80px; background: linear-gradient(180deg, var(--primary-light) 0%, var(--bg) 100%); }
.hero-container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-badge {
  display: inline-block; padding: 6px 16px; border-radius: 20px;
  background: var(--primary-light); color: var(--primary); font-weight: 600; font-size: 0.85rem;
  margin-bottom: 20px;
}
.hero h1 { font-size: 3.2rem; font-weight: 800; line-height: 1.15; margin-bottom: 20px; }
.hero-subtitle { font-size: 1.15rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 32px; }
.hero-buttons { display: flex; gap: 12px; margin-bottom: 40px; }
.hero-stats { display: flex; gap: 24px; align-items: center; }
.hero-stat strong { display: block; font-size: 1.3rem; color: var(--primary); }
.hero-stat span { font-size: 0.8rem; color: var(--text-secondary); }
.hero-stat-divider { width: 1px; height: 36px; background: var(--border); }

/* Phone Mockup */
.hero-visual { display: flex; justify-content: center; }
.phone-mockup {
  width: 280px; padding: 12px; border-radius: 36px;
  background: #1A1A1A; box-shadow: var(--shadow-lg);
}
.phone-screen {
  background: white; border-radius: 26px; padding: 20px 16px;
  min-height: 420px;
}
.mockup-header { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 0.95rem; margin-bottom: 12px; }
.mockup-date { font-size: 0.75rem; color: var(--text-secondary); margin-bottom: 4px; }
.mockup-greeting { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 16px; }
.mockup-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.mockup-card {
  padding: 14px 12px; border-radius: var(--radius-md); border: 1px solid var(--border);
}
.mockup-card.pink { background: var(--pastel-pink); border-color: transparent; }
.mockup-card.peach { background: var(--pastel-peach); border-color: transparent; }
.mockup-card.green { background: var(--pastel-green); border-color: transparent; }
.mockup-card.purple { background: var(--pastel-purple); border-color: transparent; }
.mockup-card-value { font-size: 1.3rem; font-weight: 800; margin-bottom: 2px; }
.mockup-card.green .mockup-card-value { color: var(--primary); }
.mockup-card-label { font-size: 0.65rem; color: var(--text-secondary); }

/* ====== FEATURES ====== */
.features { padding: 100px 0; background: var(--bg); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  padding: 32px 28px; border-radius: var(--radius-lg); border: 1px solid var(--border);
  transition: all 0.3s ease; background: white;
}
.feature-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.feature-icon {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.feature-icon.pink { background: var(--pastel-pink); }
.feature-icon.peach { background: var(--pastel-peach); }
.feature-icon.green { background: var(--pastel-green); }
.feature-icon.blue { background: var(--pastel-blue); }
.feature-icon.yellow { background: var(--pastel-yellow); }
.feature-icon.purple { background: var(--pastel-purple); }
.feature-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.6; }

/* ====== HOW IT WORKS ====== */
.how-it-works { padding: 100px 0; background: var(--surface); }
.steps { display: flex; align-items: flex-start; justify-content: center; gap: 24px; }
.step {
  flex: 1; max-width: 300px; text-align: center; padding: 32px 24px;
  background: white; border-radius: var(--radius-lg); box-shadow: var(--shadow);
}
.step-number {
  width: 48px; height: 48px; border-radius: 50%; background: var(--primary);
  color: white; font-weight: 800; font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.step h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 0.9rem; color: var(--text-secondary); }
.step-arrow { font-size: 1.5rem; color: var(--text-light); margin-top: 56px; }

/* ====== SOCIAL PROOF ====== */
.social-proof { padding: 80px 0; background: var(--bg); }
.proof-card {
  text-align: center; max-width: 700px; margin: 0 auto;
  padding: 48px 40px; background: var(--primary-light); border-radius: var(--radius-xl);
}
.proof-quote {
  font-size: 1.25rem; line-height: 1.7; font-style: italic; color: var(--text);
  margin-bottom: 16px;
}
.proof-attribution { font-weight: 600; color: var(--primary); }

/* ====== RESOURCES ====== */
.resources { padding: 100px 0; background: var(--surface); }
.resources-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-bottom: 32px; }
.resource-category {
  padding: 28px; background: white; border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}
.resource-category h3 { font-size: 1.1rem; margin-bottom: 16px; }
.resource-category ul { display: flex; flex-direction: column; gap: 10px; }
.resource-category li a {
  font-size: 0.9rem; color: var(--primary); display: block;
  padding: 8px 0; border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.resource-category li:last-child a { border-bottom: none; }
.resource-category li a:hover { color: var(--primary-dark); }
.resources-disclaimer {
  text-align: center; font-size: 0.8rem; color: var(--text-light);
  font-style: italic; max-width: 600px; margin: 0 auto;
}

/* ====== ABOUT ====== */
.about { padding: 100px 0; background: var(--bg); }
.about-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.about-text h2 { font-size: 2rem; font-weight: 800; margin-bottom: 20px; }
.about-text p { font-size: 1rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 16px; }
.about-values { display: flex; flex-direction: column; gap: 24px; }
.value {
  padding: 24px; background: var(--surface); border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
.value-icon { font-size: 1.5rem; margin-bottom: 8px; }
.value h4 { font-weight: 700; margin-bottom: 4px; }
.value p { font-size: 0.85rem; color: var(--text-secondary); }

/* ====== NEWSLETTER ====== */
.newsletter { padding: 80px 0; background: var(--surface); }
.newsletter-card {
  text-align: center; max-width: 560px; margin: 0 auto;
  padding: 48px 40px; background: white; border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}
.newsletter-card h2 { font-size: 1.75rem; font-weight: 800; margin-bottom: 8px; }
.newsletter-card > p { font-size: 1rem; color: var(--text-secondary); margin-bottom: 24px; }
.newsletter-form { display: flex; gap: 8px; }
.newsletter-form input {
  flex: 1; padding: 14px 16px; border: 2px solid var(--border); border-radius: var(--radius-md);
  font-size: 0.95rem; font-family: inherit; outline: none; transition: border-color 0.2s;
}
.newsletter-form input:focus { border-color: var(--primary); }
.newsletter-note { font-size: 0.8rem; color: var(--text-light); margin-top: 12px; }

/* ====== DOWNLOAD CTA ====== */
.download-cta { padding: 100px 0; background: linear-gradient(180deg, var(--bg) 0%, var(--primary-light) 100%); }
.download-buttons { display: flex; justify-content: center; gap: 16px; }
.store-badge {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 28px; background: var(--text); border-radius: var(--radius-md);
  transition: all 0.2s; color: white;
}
.store-badge:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); background: #333; }
.store-small { display: block; font-size: 0.7rem; opacity: 0.8; }
.store-name { display: block; font-size: 1.1rem; font-weight: 700; }

/* ====== CONTACT ====== */
.contact { padding: 100px 0; background: var(--bg); }
.contact-form { max-width: 600px; margin: 0 auto; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 16px; border: 2px solid var(--border); border-radius: var(--radius-md);
  font-size: 0.95rem; font-family: inherit; outline: none; transition: border-color 0.2s;
  background: white;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--primary); }
.form-group textarea { resize: vertical; }
.contact-form .btn { width: 100%; justify-content: center; }

/* ====== FOOTER ====== */
.footer { padding: 60px 0 30px; background: var(--text); color: white; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; margin-bottom: 12px; }
.footer-brand p { font-size: 0.85rem; color: rgba(255,255,255,0.6); line-height: 1.6; }
.footer-links h4 { font-weight: 700; margin-bottom: 16px; font-size: 0.95rem; }
.footer-links ul { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { font-size: 0.85rem; color: rgba(255,255,255,0.6); transition: color 0.2s; }
.footer-links a:hover { color: white; }
.footer-bottom {
  padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
}
.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.5); }
.footer-disclaimer { margin-top: 8px; font-style: italic; }

/* ====== RESPONSIVE ====== */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    display: none; flex-direction: column; position: absolute;
    top: 72px; left: 0; right: 0; background: white;
    padding: 24px; gap: 16px; border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
  }
  .nav-links.active { display: flex; }

  .hero { padding: 110px 0 60px; }
  .hero-container { grid-template-columns: 1fr; text-align: center; gap: 40px; }
  .hero h1 { font-size: 2.2rem; }
  .hero-buttons { justify-content: center; flex-wrap: wrap; }
  .hero-stats { justify-content: center; flex-wrap: wrap; }
  .hero-visual { order: -1; }
  .phone-mockup { width: 240px; }

  .features-grid { grid-template-columns: 1fr; }
  .steps { flex-direction: column; align-items: center; }
  .step-arrow { transform: rotate(90deg); margin: 0; }
  .resources-grid { grid-template-columns: 1fr; }
  .about-content { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .newsletter-form { flex-direction: column; }
  .download-buttons { flex-direction: column; align-items: center; }
  .section-header h2 { font-size: 1.75rem; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .footer-grid { grid-template-columns: 1fr; }
}