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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #fafafa;
  color: #1a1a1a;
  line-height: 1.6;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  border-bottom: 1px solid #e8e8e8;
  padding: 18px 0;
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}

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

.logo {
  height: 32px;
  width: auto;
  display: block;
}

nav a {
  margin-left: 24px;
  color: #555;
  text-decoration: none;
  font-size: 14px;
}

nav a:hover { color: #6C63FF; }

/* Hero */
.hero {
  background: linear-gradient(135deg, #6C63FF 0%, #4B44CC 100%);
  padding: 80px 0 72px;
  text-align: center;
}

.hero h1 {
  font-size: 40px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero p {
  font-size: 18px;
  color: rgba(255,255,255,0.85);
  max-width: 560px;
  margin: 0 auto 24px;
}

.badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-size: 13px;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.3);
}

/* Problem */
.problem {
  background: #fff;
  padding: 48px 0;
  text-align: center;
  border-bottom: 1px solid #f0f0f0;
}

.problem-quote {
  font-size: 22px;
  font-weight: 600;
  color: #1a1a1a;
  font-style: italic;
  margin-bottom: 12px;
}

.problem-sub {
  font-size: 16px;
  color: #777;
}

/* Features */
.features {
  padding: 72px 0;
  background: #fafafa;
}

.feature {
  display: flex;
  align-items: center;
  gap: 56px;
  margin-bottom: 80px;
}

.feature:last-child { margin-bottom: 0; }

.feature-reverse {
  flex-direction: row-reverse;
}

.feature-text {
  flex: 1;
}

.feature-tag {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #6C63FF;
  margin-bottom: 12px;
}

.feature-text h2 {
  font-size: 26px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 14px;
  line-height: 1.3;
}

.feature-text p {
  font-size: 16px;
  color: #555;
  line-height: 1.7;
}

/* Phone mockup */
.phone-mock {
  flex: 0 0 220px;
  display: flex;
  justify-content: center;
}

.phone-screen {
  width: 200px;
  height: 360px;
  background: #fff;
  border-radius: 28px;
  border: 2px solid #e0e0e0;
  box-shadow: 0 8px 32px rgba(0,0,0,0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 26px;
}

.mock-label {
  font-size: 13px;
  color: #bbb;
  text-align: center;
  padding: 16px;
}

/* How it works */
.how {
  background: #fff;
  padding: 72px 0;
  border-top: 1px solid #f0f0f0;
  border-bottom: 1px solid #f0f0f0;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 48px;
  color: #1a1a1a;
}

.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 16px;
}

.step {
  flex: 1;
  max-width: 220px;
  text-align: center;
}

.step-num {
  width: 44px;
  height: 44px;
  background: #6C63FF;
  color: #fff;
  border-radius: 50%;
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.step h3 {
  font-size: 17px;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 8px;
}

.step p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

.step-arrow {
  font-size: 24px;
  color: #ccc;
  padding-top: 12px;
  flex: 0 0 auto;
}

/* Safety */
.safety {
  background: #fff;
  padding: 72px 0;
  border-top: 1px solid #f0f0f0;
  border-bottom: 1px solid #f0f0f0;
}

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

.safety-card {
  background: #fafafa;
  border: 1px solid #efefef;
  border-radius: 16px;
  overflow: hidden;
}

.safety-img {
  width: 100%;
  height: 340px;
  object-fit: contain;
  display: block;
  background: #f4f4f6;
}

.safety-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: #1a1a1a;
  margin: 20px 24px 8px;
}

.safety-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.65;
  margin: 0 24px 24px;
}

@media (max-width: 640px) {
  .safety-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* Contact */
.contact {
  padding: 64px 0;
  text-align: center;
  background: #fafafa;
}

.contact h2 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: #1a1a1a;
}

.contact p {
  font-size: 16px;
  color: #555;
}

.contact a {
  color: #6C63FF;
  text-decoration: none;
}

.contact a:hover { text-decoration: underline; }

/* Content pages (privacy, terms) */
.content {
  padding: 56px 24px 80px;
  max-width: 760px;
}

.content h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #1a1a1a;
}

.content .updated {
  font-size: 13px;
  color: #999;
  margin-bottom: 40px;
}

.content h2 {
  font-size: 17px;
  font-weight: 600;
  margin: 32px 0 10px;
  color: #1a1a1a;
}

.content p, .content li {
  font-size: 15px;
  color: #444;
  margin-bottom: 10px;
}

.content ul { padding-left: 20px; }

.content a { color: #6C63FF; }

/* Footer */
footer {
  border-top: 1px solid #e8e8e8;
  padding: 20px 0;
  background: #fff;
}

footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: #999;
}

footer nav a {
  margin-left: 20px;
  color: #999;
  font-size: 13px;
}

footer nav a:hover { color: #6C63FF; }

/* Responsive */
@media (max-width: 640px) {
  .hero h1 { font-size: 28px; }
  .hero p { font-size: 16px; }
  header .container, footer .container { flex-direction: column; gap: 12px; }
  nav a { margin-left: 12px; }

  .feature, .feature-reverse {
    flex-direction: column;
    gap: 32px;
    margin-bottom: 56px;
  }

  .phone-mock { flex: 0 0 auto; }

  .steps {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }

  .step-arrow { display: none; }
  .step { max-width: 100%; }
}

/* Feedback form */
.feedback-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 480px;
  margin: 24px auto 0;
}

.feedback-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid #ddd;
  border-radius: 10px;
  font-size: 15px;
  font-family: inherit;
  resize: vertical;
  outline: none;
  box-sizing: border-box;
}

.feedback-form textarea:focus { border-color: #6C63FF; }

.feedback-form button {
  align-self: flex-end;
  background: #6C63FF;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.feedback-form button:disabled { opacity: 0.6; cursor: not-allowed; }
.feedback-form button:hover:not(:disabled) { background: #574fd6; }

.feedback-status { font-size: 14px; margin: 0; }
.feedback-status.success { color: #1A6B4A; }
.feedback-status.error { color: #c0392b; }

.contact-email { margin-top: 16px; font-size: 14px; color: #999; }