/* ==============================================
   BAIHUI FINANCE CO., LTD  —  styles.css
   ============================================== */

:root {
  --primary:     #09152A;
  --secondary:   #0F2040;
  --tertiary:    #172E55;
  --gold:        #C9A84C;
  --gold-light:  #E2C26A;
  --gold-dark:   #A08030;
  --white:       #FFFFFF;
  --off-white:   #F2F5FA;
  --gray:        #8892A6;
  --light-gray:  #C8D3E4;
  --border:      rgba(201, 168, 76, 0.18);
  --shadow:      0 8px 40px rgba(0, 0, 0, 0.35);
  --radius:      10px;
  --transition:  all 0.32s cubic-bezier(.25,.8,.25,1);
}

/* ---------- RESET ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  background: var(--primary);
  color: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ---------- UTILITIES ---------- */
.container { max-width: 1200px; margin: 0 auto; }
section    { padding: 96px 40px; }

.section-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(26px, 3.2vw, 42px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--white);
  margin-bottom: 14px;
}
.section-subtitle {
  font-size: 17px;
  color: var(--gray);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.75;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

/* fade-in animation (JS adds .visible) */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 40px;
  background: rgba(9, 21, 42, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}
.nav-logo img  { height: 48px; object-fit: contain; }
.nav-menu      { display: flex; align-items: center; gap: 38px; }
.nav-menu a {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--light-gray);
  position: relative;
  transition: var(--transition);
}
.nav-menu a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 2px;
  background: var(--gold);
  transition: var(--transition);
}
.nav-menu a:hover             { color: var(--gold); }
.nav-menu a:hover::after      { width: 100%; }
.nav-cta {
  background: var(--gold) !important;
  color: var(--primary) !important;
  padding: 10px 22px !important;
  border-radius: 4px;
  font-weight: 700 !important;
}
.nav-cta:hover { background: var(--gold-light) !important; }
.nav-cta::after { display: none !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(145deg, #09152A 0%, #0F2040 55%, #0C1A35 100%);
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 80% 10%, rgba(201,168,76,.07) 0%, transparent 60%),
    radial-gradient(ellipse 60% 70% at 10% 80%, rgba(23,46,85,.55)   0%, transparent 60%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(201,168,76,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,168,76,.035) 1px, transparent 1px);
  background-size: 64px 64px;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  padding: 20px 24px 80px;
}
.hero-logo-wrap { margin-bottom: 36px; }
.hero-logo {
  height: 96px;
  object-fit: contain;
  margin: 0 auto;
  /*filter: drop-shadow(0 4px 22px rgba(201,168,76,.28));*/
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201,168,76,.08);
  border: 1px solid rgba(201,168,76,.28);
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  padding: 8px 22px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.badge-dot {
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
  animation: blink 2.2s ease-in-out infinite;
}
@keyframes blink {
  0%,100% { opacity:1; transform:scale(1); }
  50%      { opacity:.4; transform:scale(1.4); }
}
.hero h1 {
  font-size: clamp(34px, 5vw, 60px);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.5px;
  color: var(--white);
  margin-bottom: 22px;
}
.hero h1 span { color: var(--gold); }
.hero-sub {
  font-size: clamp(15px, 2vw, 19px);
  color: var(--gray);
  max-width: 640px;
  margin: 0 auto 40px;
  line-height: 1.75;
}
.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gold);
  color: var(--primary);
  padding: 15px 34px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .5px;
  transition: var(--transition);
}
.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(201,168,76,.38);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  padding: 15px 34px;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,.22);
  transition: var(--transition);
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}
.hero-scroll {
  position: absolute;
  bottom: 36px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--gray);
  font-size: 10px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  cursor: pointer;
}
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollAnim 2.2s ease-in-out infinite;
}
@keyframes scrollAnim {
  0%   { transform: scaleY(0); transform-origin: top;    opacity:0; }
  40%  { transform: scaleY(1); transform-origin: top;    opacity:1; }
  60%  { transform: scaleY(1); transform-origin: bottom; opacity:1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity:0; }
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
  background: var(--secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 52px 40px;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
}
.stat-item {
  padding: 12px 20px;
  position: relative;
}
.stat-item + .stat-item::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 1px; height: 52px;
  background: var(--border);
}
.stat-num {
  display: block;
  font-size: 38px;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -1px;
}
.stat-lbl {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gray);
}

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--primary); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.body-text {
  font-size: 15.5px;
  color: var(--gray);
  line-height: 1.85;
  margin-bottom: 18px;
}
.feature-list {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.feat {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.feat-icon {
  width: 42px; height: 42px;
  background: rgba(201,168,76,.09);
  border: 1px solid rgba(201,168,76,.2);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.feat-text h4 {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 3px;
}
.feat-text p {
  font-size: 13.5px;
  color: var(--gray);
  line-height: 1.6;
}
.about-card {
  background: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 36px;
  position: relative;
  overflow: hidden;
}
.about-card::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 220px; height: 220px;
  background: radial-gradient(circle, rgba(201,168,76,.06) 0%, transparent 70%);
}
.about-logo-img {
  width: 100%;
  max-width: 320px;
  margin: 0 auto 28px;
  border-radius: 12px;
}
.lic-badge {
  background: rgba(201,168,76,.07);
  border: 1px solid rgba(201,168,76,.22);
  border-radius: 9px;
  padding: 16px 20px;
  margin-bottom: 12px;
}
.lic-badge h5 {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 5px;
}
.lic-badge p {
  font-size: 13px;
  color: var(--light-gray);
  font-weight: 500;
  letter-spacing: .3px;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--secondary); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 26px;
}
.srv-card {
  background: var(--primary);
  border: 1px solid rgba(201,168,76,.09);
  border-radius: 12px;
  padding: 34px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.srv-card:nth-child(1) { grid-column: 1 / 3; }
.srv-card:nth-child(2) { grid-column: 3 / 5; }
.srv-card:nth-child(3) { grid-column: 5 / 7; }
.srv-card:nth-child(4) { grid-column: 2 / 4; }
.srv-card:nth-child(5) { grid-column: 4 / 6; }
.srv-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: var(--transition);
}
.srv-card:hover {
  border-color: rgba(201,168,76,.28);
  transform: translateY(-6px);
  box-shadow: 0 20px 52px rgba(0,0,0,.38);
}
.srv-card:hover::before { opacity: 1; }
.srv-icon {
  width: 52px; height: 52px;
  background: rgba(201,168,76,.09);
  border: 1px solid rgba(201,168,76,.18);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 22px;
}
.srv-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.srv-card p {
  font-size: 13.5px;
  color: var(--gray);
  line-height: 1.78;
}
.srv-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  color: var(--gold);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .5px;
  transition: var(--transition);
}
.srv-link:hover { gap: 10px; }

/* ============================================================
   COMPLIANCE
   ============================================================ */
.compliance { background: var(--primary); }
.compliance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.comp-list {
  margin-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.comp-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 20px;
  background: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: var(--transition);
}
.comp-item:hover { border-color: rgba(201,168,76,.3); }
.comp-ico {
  width: 42px; height: 42px;
  background: rgba(201,168,76,.10);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  flex-shrink: 0;
}
.comp-txt h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.comp-txt p {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.6;
}
.cert-cards {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.cert-card {
  background: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 32px 30px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cert-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 70%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.cert-seal { font-size: 48px; margin-bottom: 14px; }
.cert-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 8px;
}
.cert-card p {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.65;
}
.reg-chip {
  display: inline-block;
  margin-top: 14px;
  font-family: 'Courier New', monospace;
  font-size: 11.5px;
  color: var(--gold);
  letter-spacing: .8px;
  background: rgba(201,168,76,.07);
  padding: 7px 16px;
  border-radius: 6px;
  border: 1px solid rgba(201,168,76,.18);
}

/* ============================================================
   WHY CHOOSE US
   ============================================================ */
.why-us { background: var(--secondary); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.why-card {
  text-align: center;
  padding: 36px 24px;
  background: var(--primary);
  border: 1px solid rgba(201,168,76,.08);
  border-radius: 12px;
  transition: var(--transition);
}
.why-card:hover {
  border-color: rgba(201,168,76,.22);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,.28);
}
.why-ico { font-size: 34px; margin-bottom: 18px; display: block; }
.why-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.why-card p {
  font-size: 13.5px;
  color: var(--gray);
  line-height: 1.75;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact { background: var(--primary); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-desc {
  font-size: 15.5px;
  color: var(--gray);
  line-height: 1.75;
  margin: 14px 0 34px;
}
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 22px;
}
.cd-icon {
  width: 42px; height: 42px;
  background: rgba(201,168,76,.09);
  border: 1px solid rgba(201,168,76,.2);
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  flex-shrink: 0;
}
.contact-detail h4 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
}
.contact-detail p {
  font-size: 14.5px;
  color: var(--light-gray);
  line-height: 1.55;
}
.form-card {
  background: var(--secondary);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 40px 36px;
}
.form-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}
.form-card > p {
  font-size: 13.5px;
  color: var(--gray);
  margin-bottom: 28px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.form-group label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--light-gray);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--primary);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 7px;
  padding: 12px 14px;
  font-size: 14px;
  color: var(--white);
  font-family: inherit;
  transition: var(--transition);
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: #506080; }
.form-group select option { background: var(--secondary); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,168,76,.12);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.btn-submit {
  width: 100%;
  padding: 14px;
  background: var(--gold);
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .5px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 4px;
}
.btn-submit:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(201,168,76,.32);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #050E1C;
  border-top: 1px solid var(--border);
  padding: 64px 40px 40px;
}
.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 56px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.05);
}
.footer-brand img {
  height: 46px;
  margin-bottom: 18px;
  border-radius: 4px;
}
.footer-brand p {
  font-size: 13.5px;
  color: var(--gray);
  line-height: 1.75;
  max-width: 310px;
  margin-bottom: 18px;
}
.footer-reg-tag {
  font-size: 11px;
  color: var(--gold-dark);
  letter-spacing: .8px;
  border: 1px solid rgba(201,168,76,.15);
  display: inline-block;
  padding: 5px 12px;
  border-radius: 4px;
}
.footer-col h4 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a {
  font-size: 13.5px;
  color: var(--gray);
  transition: var(--transition);
}
.footer-col ul a:hover { color: var(--gold); padding-left: 4px; }
.footer-addr {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.85;
  margin-top: 6px;
}
.footer-bottom {
  max-width: 1200px;
  margin: 30px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 12.5px;
  color: #3A4E68;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .about-grid,
  .compliance-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 44px; }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .srv-card:nth-child(1),
  .srv-card:nth-child(2),
  .srv-card:nth-child(3),
  .srv-card:nth-child(4),
  .srv-card:nth-child(5) { grid-column: span 1; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item + .stat-item::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .navbar { padding: 0 20px; }
  .nav-menu {
    display: none;
    position: absolute;
    top: 78px; left: 0; right: 0;
    background: rgba(9,21,42,.98);
    flex-direction: column;
    padding: 20px 20px 28px;
    gap: 0;
    border-bottom: 1px solid var(--border);
  }
  .nav-menu.open { display: flex; }
  .nav-menu li { border-bottom: 1px solid rgba(255,255,255,.05); }
  .nav-menu a  { display: block; padding: 13px 0; }
  .nav-cta     { margin-top: 14px; display: inline-block; }
  .hamburger   { display: flex; }
  section      { padding: 72px 20px; }
  .hero h1     { font-size: clamp(28px, 7vw, 40px); }
  .services-grid,
  .why-grid    { grid-template-columns: 1fr; }
  .form-row    { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .stats-grid  { grid-template-columns: repeat(2, 1fr); }
}