/* ============================================================
   Boson Landing Page
   Brand: Teal #166A65, Gold #E3B464, Light Teal #9BD6D0, Cream #FDF8F3
   Font: Montserrat
   ============================================================ */

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

/* ----- Base ----- */
html { scroll-behavior: smooth; }

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #2A2A2A;
  background: #FDF8F3;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

img { max-width: 100%; height: auto; display: block; }
a { color: #166A65; text-decoration: none; }
a:hover { text-decoration: underline; }

/* ----- Sticky Header ----- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(253, 248, 243, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(22, 106, 101, 0.1);
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.logo-text {
  font-size: 1.2rem;
  font-weight: 700;
  color: #166A65;
  letter-spacing: -0.02em;
}

/* ----- Buttons ----- */
.btn {
  display: inline-block;
  background: #166A65;
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 24px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.15s ease;
}

.btn:hover { background: #0f534f; text-decoration: none; }

.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* ----- Store Badges ----- */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 24px;
}

.store-badge { height: 48px; }
.play-badge { height: 70px; margin: -11px 0; }
.badge-link:hover { opacity: 0.85; }

/* ----- Sections ----- */
.section {
  padding: 80px 0;
}

.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: #166A65;
  line-height: 1.3;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.section p {
  font-size: 1.05rem;
  color: #444;
  max-width: 680px;
}

.section p + p { margin-top: 16px; }

/* ========== HERO ========== */
.hero {
  padding: 100px 0 80px;
  background: url('img/bg-hero-dark.png') center center / cover no-repeat;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(170deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.15) 40%, rgba(0,0,0,0.4) 100%);
}


.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  color: #baf7cd;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.hero-sub {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  margin-top: 20px;
  line-height: 1.7;
}

.hero-built {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 12px;
  font-style: italic;
}

.hero-web {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 16px;
}

.hero-web a { color: #baf7cd; }

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-bird {
  width: 320px;
  filter: drop-shadow(0 20px 40px rgba(22, 106, 101, 0.15));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ========== THE PROBLEM ========== */
.section-problem {
  background: #fff;
  text-align: center;
}

.section-problem p {
  margin-left: auto;
  margin-right: auto;
}

.section-problem .highlight {
  font-size: 1.2rem;
  font-weight: 600;
  color: #166A65;
  margin-top: 24px;
}

/* ========== HOW IT WORKS ========== */
.section-how {
  background: #FDF8F3;
}

.section-how h2 { text-align: center; }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.step {
  text-align: center;
  padding: 32px 24px;
  background: #fff;
  border-radius: 16px;
  border: 1px solid rgba(22, 106, 101, 0.08);
}

.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #166A65;
  color: #fff;
  font-weight: 700;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.step h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #166A65;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.95rem;
  color: #555;
  max-width: none;
}

/* ========== FEATURES GRID ========== */
.section-features {
  background: #fff;
}

.section-features h2 { text-align: center; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.feature-card {
  text-align: center;
  padding: 32px 20px;
  background: #FDF8F3;
  border-radius: 16px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(22, 106, 101, 0.1);
}

.feature-icon {
  width: 64px;
  height: 64px;
  object-fit: contain;
  margin: 0 auto 16px;
}

.feature-icon-tall {
  width: 48px;
  height: 80px;
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #166A65;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.9rem;
  color: #555;
  max-width: none;
  line-height: 1.6;
}

/* ========== DIFFERENTIATORS ========== */
.section-different {
  background: #166A65;
  color: #fff;
}

.section-different h2 {
  color: #fff;
  text-align: center;
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.diff-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.diff-icon {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 16px;
  filter: brightness(1.1);
}

.diff-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #E3B464;
  margin-bottom: 8px;
}

.diff-card p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: none;
  line-height: 1.6;
}

/* ========== FOUNDER STORY ========== */
.section-story {
  background: #FDF8F3;
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: center;
}

.story-visual {
  display: flex;
  justify-content: center;
}

.story-img {
  width: 280px;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.08));
}

.story-text h2 { margin-bottom: 16px; }

.story-text p {
  font-size: 1rem;
  color: #444;
}

.story-text blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: #fff;
  border-left: 4px solid #E3B464;
  border-radius: 0 12px 12px 0;
  font-style: italic;
  color: #333;
  font-size: 1rem;
  line-height: 1.7;
}

/* ========== CONDITIONS ========== */
.section-conditions {
  background: #fff;
  text-align: center;
}

.condition-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.condition-tags span {
  display: inline-block;
  padding: 8px 16px;
  background: #e8f5f3;
  color: #166A65;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: 24px;
  border: 1px solid rgba(22, 106, 101, 0.12);
}

.conditions-note {
  margin-top: 24px;
  font-size: 0.95rem;
  color: #888;
  margin-left: auto;
  margin-right: auto;
}

/* ========== PRIVACY ========== */
.section-privacy {
  background: #FDF8F3;
  text-align: center;
}

.section-privacy p {
  margin-left: auto;
  margin-right: auto;
}

.trust-row {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin: 32px 0;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  color: #166A65;
}

.trust-icon {
  width: 24px;
  height: 24px;
  color: #166A65;
}

.honesty {
  font-size: 0.9rem;
  color: #888;
  font-style: italic;
  margin-top: 16px;
}

/* ========== FINAL CTA ========== */
.section-cta {
  background: url('img/bg-hero-dark.png') center center / cover no-repeat;
  position: relative;
  text-align: center;
  padding: 100px 0;
}

.section-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
}

.section-cta .container {
  position: relative;
  z-index: 1;
}

.section-cta h2 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  text-align: center;
  color: #baf7cd;
}

.section-cta .store-badges {
  justify-content: center;
}

.section-cta .hero-web {
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
}

.section-cta .hero-web a {
  color: #baf7cd;
}

/* ========== FOOTER ========== */
.site-footer {
  background: #166A65;
  color: rgba(255, 255, 255, 0.7);
  padding: 24px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover { color: #fff; }

/* ========== RESPONSIVE ========== */

@media (max-width: 768px) {
  .hero { padding: 80px 0 60px; }

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

  .hero-visual { order: -1; }
  .hero-bird { width: 200px; }
  .store-badges { justify-content: center; }
  .hero-web { text-align: center; }

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

  .features-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

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

  .story-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .story-img { width: 200px; }

  .story-text blockquote {
    text-align: left;
  }

  .trust-row { gap: 20px; }

  .footer-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .section { padding: 56px 0; }

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

  .hero h1 { font-size: 1.6rem; }

  .condition-tags span {
    font-size: 0.82rem;
    padding: 6px 12px;
  }
}