section.section { padding: 80px 24px; background: #ffffff }
section.section-alt { background: #f5f8fa; }
.container { max-width: 1100px; margin: 0 auto; }
.section-label {
  display: inline-block; font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  padding: 6px 14px; border-radius: 100px; margin-bottom: 16px;
}
.section-title {
  font-size: clamp(28px, 4vw, 40px); font-weight: 800;
  color: #111827; line-height: 1.2; margin-bottom: 16px;
}
.section-subtitle {
  font-size: 18px; color: #6B7280; max-width: 600px; line-height: 1.7;
}

.hero {
  padding: 100px 24px 80px;
  position: relative;
  /* background: linear-gradient(165deg, #fff 40%, #F9FAFB 100%); */
  overflow: hidden;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: white;
    border: 1px solid #d1fae5;
    color: #065f46;
    font-size: 15px;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 50px;
    margin-bottom: 28px;
    box-shadow: 0 1px 6px rgba(0,0,0,0.06);
}

.wa-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #25d366;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37,211,102,0.5);
    }

    50% {
        box-shadow: 0 0 0 6px rgba(37,211,102,0);
    }
}
.hero .container {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.hero-title {
  font-size: clamp(36px, 5vw, 48px); font-weight: 800;
  color: #111827; line-height: 1.1; margin-bottom: 20px;
}
.hero-title .highlight { color: #DC2626; }
.hero-sub {
  font-size: 18px; color: #6B7280; line-height: 1.7;
  margin-bottom: 8px; max-width: 500px;
}
.hero-note {
  font-size: 14px; color: #6B7280; margin-bottom: 32px;
  font-style: italic;
}
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
  padding: 12px 24px;
  border: none;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.hero-cta:hover {
  background: #1EBE5D;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.4);
  color: #fff;
  text-decoration: none;
}

.hero-cta:active {
  transform: translateY(0);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.25);
}
.hero-cta svg { width: 20px; height: 20px; }
.hero-visual {
  display: flex; justify-content: center; position: relative;
}
.phone-frame {
  width: 280px; border-radius: 32px;
  overflow: hidden; border: 6px solid #111827;
  background: #111827;
}
.phone-frame img {
  width: 100%; display: block;
}

.how-it-works .section-label { background: #FEF3C7; color: #92400E; }
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 32px; margin-top: 48px;
}
.step-card {
  background: #FFFFFF;
  border: 1px solid #F3F4F6;
  border-radius: 20px;
  padding: 32px 28px;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative; overflow: hidden;
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.03);
}
.step-number {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 10px;
  background: #3b91fe; color: white;
  font-weight: 800; font-size: 18px; margin-bottom: 20px;
}
.step-icon { font-size: 28px; margin-bottom: 12px; display: block; }
.step-title {
  font-size: 20px; font-weight: 700; color: #111827;
  margin-bottom: 10px;
}
.step-desc {
  font-size: 15px; color: #6B7280; line-height: 1.6;
  margin-bottom: 16px;
}
.step-image {
  border-radius: 12px; overflow: hidden;
  border: 1px solid #F3F4F6; margin-top: 16px;
}
.step-image img { width: 100%; display: block; }
.step-caption {
  font-size: 13px; color: #6B7280; margin-top: 12px;
  font-style: italic;
}

.examples .section-label { background: #EFF6FF; color: #1E40AF; }
.example-grid { margin-top: 48px; display: flex; flex-direction: column; gap: 60px; padding: 40px; background: #fff; 
border: 1px solid #F3F4F6;
border-radius: 20px; 
  box-shadow: 0 10px 25px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.03);}
.example-card {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    gap: 32px;
    width: 800px;
    max-width: 100%;
    margin: 0 auto;
    transition: transform 0.2s, box-shadow 0.2s;
}
.example-card.even { flex-direction: row-reverse; }

.example-card:hover {
  transform: translateY(-3px);
}
.example-phone {
   padding: 24px;
  display: flex; align-items: center; justify-content: center;
}
.example-phone .phone-frame {
  width: 260px; border-radius: 24px; border-width: 4px;box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25);
}
.example-content {
  padding: 32px 32px 32px 0;
  width: 400px;
  display: flex; flex-direction: column; justify-content: center;
}
.example-card.even .example-content { padding: 32px 0 32px 32px; }
.example-badge {
  display: inline-block; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 4px 12px; border-radius: 100px; margin-bottom: 12px;
  width: fit-content;
}
.example-badge.screenshot { background: #DBEAFE; color: #1E40AF; }
.example-badge.photo { background: #FCE7F3; color: #9D174D; }
.example-badge.link { background: #E0E7FF; color: #3730A3; }
.example-title {
  font-size: 26px; font-weight: 700; color: #111827; margin-bottom: 20px; margin-top: 5px;
}
.example-desc {
  font-size: 15px; color: #6B7280; line-height: 1.6;
}

.why .section-label { background: #F5F3FF; color: #6D28D9; }
.benefits {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 20px; margin-top: 40px;
}
.benefit-card {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 24px; background: #FFFFFF;
  border: 1px solid #F3F4F6; border-radius: 12px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.benefit-card:hover { transform: translateY(-2px); box-shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05); }
.benefit-icon {
  flex-shrink: 0; width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}
.benefit-icon.instant { background: #FEF3C7; }
.benefit-icon.privacy { background: #DBEAFE; }
.benefit-icon.secure { background: #ECFDF5; }
.benefit-icon.smart { background: #FCE7F3; }
.benefit-text h3 {
  font-size: 16px; font-weight: 700; color: #111827; margin-bottom: 4px;
}
.benefit-text p { font-size: 14px; color: #6B7280; line-height: 1.5; }

.privacy-section { text-align: center; }
.privacy-section .section-label { background: #F3F4F6; color: #374151; }
.privacy-box {
  max-width: 700px; margin: 24px auto 0;
  background: #FFFFFF; border: 1px solid #F3F4F6;
  border-radius: 20px; padding: 40px;
}
.privacy-box p {
  font-size: 16px; color: #6B7280; line-height: 1.8;
}
.privacy-icons {
  display: flex; justify-content: center; gap: 40px; margin-top: 24px;
}
.privacy-icons .p-icon {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 13px; color: #6B7280;
}
.privacy-icons .p-icon span { font-size: 28px; }

.final-cta {
  text-align: center;
  background: linear-gradient(165deg, #111827 0%, #2D2D2D 100%);
  color: white; padding: 80px 24px;
}
.final-cta .section-title { color: white; }
.final-cta .section-subtitle { color: rgba(255,255,255,0.6); margin: 0 auto 32px; }
.cta-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: #25D366; color: white; padding: 15px 30px; border-radius: 8px;
  font-weight: 700; font-size: 16px;
  text-decoration: none; transition: all 0.25s; border: none; cursor: pointer;
}
.cta-btn:hover {
  background: #1EBE5D; transform: translateY(-2px);
  text-decoration: none; color: white;
}
.cta-btn svg { width: 22px; height: 22px; }
.cta-note { font-size: 14px; color: rgba(255,255,255,0.45); margin-top: 16px; }

.ai-visual {
  width: 100%; max-width: 260px; margin: 16px auto 0;
  aspect-ratio: 1; border-radius: 20px;
  background: linear-gradient(135deg, #F3F4F6 0%, #E5E7EB 100%);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; position: relative;
}
.ai-visual svg { width: 80%; height: 80%; }

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-sub, .hero-title { max-width: 100%; }
  .hero-cta { margin: 0 auto; }
  .hero-visual { margin-top: 40px; }
  .steps { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .example-card { grid-template-columns: 1fr; }
  .example-phone { padding: 20px; }
  .example-content { padding: 0 24px 24px; }
  .benefits { grid-template-columns: 1fr; }
  .privacy-icons { gap: 24px; }
}

@media (max-width: 600px) {
  section.section { padding: 56px 16px; }
.example-card{ flex-direction: column !important; text-align: center; }
  .hero { padding: 72px 16px 56px; }
  .phone-frame { width: 240px; }
  .example-phone .phone-frame { width: 180px; }
  .privacy-box { padding: 24px; }
    .example-content { width: 100%; padding: 0 16px 16px !important; align-items: center; }
}

.wa-icon { display: inline-block; vertical-align: middle; }