/* ===== Reset & Base ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1a1a2e;
  background: #fff;
  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: 1140px; margin: 0 auto; padding: 0 20px; }

/* ===== Navbar ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 8px rgba(0,0,0,0.06);
  height: 64px;
}
.nav-container { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.logo-img { width: 36px; height: 36px; border-radius: 8px; }
.logo-text { font-size: 20px; font-weight: 700; color: #05A0FE; }
.nav-links { display: flex; gap: 32px; }
.nav-links a {
  font-size: 15px; font-weight: 500; color: #555;
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover, .nav-links a.active { color: #05A0FE; }
.nav-links a.active::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 2px; background: #05A0FE; border-radius: 1px;
}
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-toggle span {
  display: block; width: 22px; height: 2px; background: #333;
  margin: 5px 0; border-radius: 2px; transition: 0.3s;
}

/* ===== Hero ===== */
.hero {
  padding: 120px 0 80px;
  background: linear-gradient(135deg, #f0f8ff 0%, #e8f4fd 50%, #fff 100%);
  min-height: 90vh;
  display: flex; align-items: center;
}
.hero-inner { display: flex; align-items: center; gap: 60px; }
.hero-content { flex: 1; }
.hero-content h1 {
  font-size: 40px; font-weight: 800; line-height: 1.25;
  color: #1a1a2e; margin-bottom: 20px;
}
.highlight { color: #05A0FE; }
.hero-desc { font-size: 16px; color: #555; line-height: 1.7; margin-bottom: 32px; max-width: 520px; }
.btn {
  display: inline-block; padding: 14px 36px; border-radius: 12px;
  font-size: 16px; font-weight: 600; transition: all 0.25s;
  cursor: pointer; border: none;
}
.btn-primary {
  background: #05A0FE; color: #fff;
  box-shadow: 0 4px 16px rgba(5,160,254,0.3);
}
.btn-primary:hover {
  background: #0490e8;
  box-shadow: 0 6px 24px rgba(5,160,254,0.4);
  transform: translateY(-2px);
}

/* Hero Illustration */
.hero-image { flex: 0 0 380px; }
.hero-illustration {
  width: 100%;
  filter: drop-shadow(0 12px 32px rgba(5,160,254,0.15));
}

/* ===== Section Titles ===== */
.section-title {
  text-align: center; font-size: 30px; font-weight: 700;
  margin-bottom: 48px; color: #1a1a2e;
}

/* ===== Features ===== */
.features { padding: 80px 0; background: #fff; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.feature-card {
  background: #f7f9fc; border-radius: 16px; padding: 36px 28px;
  text-align: center; transition: all 0.3s;
  border: 1px solid transparent;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(5,160,254,0.1);
  border-color: #05A0FE20;
}
.feature-icon { font-size: 40px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: #1a1a2e; }
.feature-card p { font-size: 14px; color: #666; line-height: 1.6; }

/* ===== Advantages ===== */
.advantages { padding: 80px 0; background: linear-gradient(180deg, #f0f8ff, #fff); }
.advantages-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.advantage-card {
  background: #fff; border-radius: 16px; padding: 36px 28px;
  text-align: center; transition: all 0.3s;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}
.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(5,160,254,0.12);
}
.advantage-icon { font-size: 40px; margin-bottom: 16px; }
.advantage-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: #1a1a2e; }
.advantage-card p { font-size: 14px; color: #666; line-height: 1.6; }

/* ===== Steps ===== */
.steps { padding: 80px 0; background: #fff; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.step-card { text-align: center; padding: 28px; }
.step-number {
  width: 56px; height: 56px; margin: 0 auto 20px;
  background: #05A0FE; color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 24px; font-weight: 800;
  box-shadow: 0 4px 16px rgba(5,160,254,0.3);
}
.step-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: #1a1a2e; }
.step-card p { font-size: 14px; color: #666; }

/* ===== Page Hero (sub pages) ===== */
.page-hero {
  padding: 120px 0 48px;
  background: linear-gradient(135deg, #05A0FE, #0380d0);
  text-align: center;
}
.page-hero h1 { font-size: 36px; font-weight: 800; color: #fff; }

/* ===== About ===== */
.about-content { padding: 60px 0 80px; }
.about-block { margin-bottom: 40px; }
.about-block h2 { font-size: 22px; font-weight: 700; color: #1a1a2e; margin-bottom: 12px; }
.about-block p { font-size: 15px; color: #555; line-height: 1.7; }

/* Score Visual */
.credit-score-block { margin-top: 48px; }
.score-visual { margin-top: 24px; }
.score-bar-container { display: flex; border-radius: 12px; overflow: hidden; }
.score-range {
  flex: 1; padding: 16px 8px; text-align: center;
  font-size: 13px; font-weight: 600; color: #fff; line-height: 1.4;
}
.score-range span { font-weight: 400; font-size: 12px; opacity: 0.9; }
.score-range.poor { background: #ef4444; }
.score-range.fair { background: #f59e0b; }
.score-range.good { background: #22c55e; }
.score-range.excellent { background: #05A0FE; }

/* ===== FAQ ===== */
.faq-content { padding: 60px 0 80px; }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid #eee;
}
.faq-question {
  width: 100%; background: none; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; font-size: 16px; font-weight: 600; color: #1a1a2e;
  text-align: left; gap: 16px;
}
.faq-question:hover { color: #05A0FE; }
.faq-chevron { transition: transform 0.3s; flex-shrink: 0; }
.faq-item.open .faq-chevron { transform: rotate(180deg); }
.faq-answer {
  max-height: 0; overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}
.faq-item.open .faq-answer { max-height: 200px; padding-bottom: 20px; }
.faq-answer p { font-size: 15px; color: #666; line-height: 1.7; }

/* ===== Privacy ===== */
.privacy-content { padding: 60px 0 80px; }
.privacy-intro { font-size: 15px; color: #555; line-height: 1.7; margin-bottom: 36px; }
.privacy-block { margin-bottom: 32px; }
.privacy-block h2 { font-size: 20px; font-weight: 700; color: #1a1a2e; margin-bottom: 12px; }
.privacy-block h3 { font-size: 16px; font-weight: 600; color: #333; margin: 16px 0 8px; }
.privacy-block p { font-size: 15px; color: #555; line-height: 1.7; margin-bottom: 8px; }
.privacy-block ul { padding-left: 20px; margin: 8px 0 12px; }
.privacy-block li {
  font-size: 15px; color: #555; line-height: 1.7;
  margin-bottom: 6px; list-style: disc;
}
.privacy-block code {
  background: #f0f4f8; padding: 2px 6px; border-radius: 4px;
  font-size: 13px; color: #05A0FE;
}
.privacy-updated { font-size: 13px; color: #999; margin-top: 40px; }

/* ===== Footer ===== */
.footer { background: #1a1a2e; color: #ccc; padding: 48px 0 0; }
.footer-inner { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 40px; }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer .logo-img { width: 32px; height: 32px; border-radius: 6px; }
.footer .logo-text { color: #fff; font-size: 18px; font-weight: 700; }
.footer-company { font-size: 14px; font-weight: 600; color: #fff; margin-bottom: 6px; }
.footer-address { font-size: 13px; color: #999; line-height: 1.5; }
.footer-contact p { font-size: 14px; margin-bottom: 8px; }
.footer-contact a { color: #05A0FE; }
.footer-contact a:hover { text-decoration: underline; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: #ccc; transition: color 0.2s; }
.footer-links a:hover { color: #05A0FE; }
.footer-bottom {
  margin-top: 40px; padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}
.footer-bottom p { font-size: 13px; color: #777; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-inner { flex-direction: column; text-align: center; gap: 40px; }
  .hero-content h1 { font-size: 30px; }
  .hero-desc { margin: 0 auto 28px; }
  .hero-image { flex: none; }
  .features-grid, .advantages-grid, .steps-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .footer-inner { grid-template-columns: 1fr; text-align: center; gap: 28px; }
  .footer-links { align-items: center; }
}
@media (max-width: 768px) {
  .nav-links {
    display: none; flex-direction: column; position: absolute;
    top: 64px; left: 0; right: 0; background: #fff;
    padding: 20px; gap: 16px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .hero { min-height: auto; padding: 100px 0 60px; }
  .hero-content h1 { font-size: 26px; }
  .phone-mockup { width: 240px; }
  .section-title { font-size: 24px; margin-bottom: 32px; }
  .features, .advantages, .steps { padding: 56px 0; }
  .score-bar-container { flex-direction: column; border-radius: 12px; }
  .score-range { padding: 12px; }
}