/* ============================================================
   Quattuor Beavers Solutions Limited — Official Website Styles
   ============================================================ */

:root {
  --navy: #0F4C81;
  --navy-dark: #0a3559;
  --navy-light: #1a6bb5;
  --teal: #0D9488;
  --teal-light: #14b8a6;
  --gold: #D4A017;
  --gold-light: #e8b82a;
  --slate: #1e293b;
  --slate-light: #334155;
  --gray: #64748b;
  --gray-light: #94a3b8;
  --bg: #f8fafc;
  --white: #ffffff;
  --success: #059669;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(15, 76, 129, 0.08);
  --shadow-lg: 0 12px 40px rgba(15, 76, 129, 0.12);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  color: var(--slate);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15,76,129,0.08);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: 0 2px 20px rgba(15,76,129,0.1);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-brand img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

.nav-brand-text {
  display: flex;
  flex-direction: column;
}

.nav-brand-text strong {
  font-size: 0.95rem;
  color: var(--navy);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.nav-brand-text span {
  font-size: 0.7rem;
  color: var(--gray);
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--slate-light);
  border-radius: 8px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--navy);
  background: rgba(15,76,129,0.06);
}

.nav-cta {
  margin-left: 8px !important;
  background: var(--navy) !important;
  color: var(--white) !important;
  padding: 10px 20px !important;
  border-radius: 8px !important;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background: var(--navy-dark) !important;
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--navy);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---------- HERO ---------- */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(160deg, #0F4C81 0%, #0a3559 50%, #0D9488 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212,160,23,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}

.hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero h1 span {
  color: var(--gold-light);
}

.hero-desc {
  font-size: 1.1rem;
  opacity: 0.9;
  max-width: 520px;
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--gold);
  color: var(--navy-dark);
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,160,23,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.4);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.7);
}

.btn-navy {
  background: var(--navy);
  color: var(--white);
}

.btn-navy:hover {
  background: var(--navy-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15,76,129,0.3);
}

.hero-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 20px;
  padding: 32px;
  backdrop-filter: blur(16px);
}

.hero-card img {
  width: 120px;
  height: 120px;
  margin: 0 auto 20px;
  border-radius: 50%;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.hero-card h3 {
  text-align: center;
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.hero-card p {
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.8;
  margin-bottom: 20px;
}

.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.hero-stat {
  background: rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}

.hero-stat strong {
  display: block;
  font-size: 1.4rem;
  color: var(--gold-light);
}

.hero-stat span {
  font-size: 0.75rem;
  opacity: 0.75;
}

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

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--teal);
  margin-bottom: 10px;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--gray);
  max-width: 600px;
  margin-bottom: 48px;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- ABOUT ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-content p {
  margin-bottom: 16px;
  color: var(--slate-light);
  font-size: 0.95rem;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}

.about-feat {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--bg);
  border-radius: 10px;
  border: 1px solid #e2e8f0;
}

.about-feat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(15,76,129,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.about-feat strong {
  display: block;
  font-size: 0.85rem;
  color: var(--navy);
  margin-bottom: 2px;
}

.about-feat span {
  font-size: 0.78rem;
  color: var(--gray);
}

.about-visual {
  background: linear-gradient(145deg, var(--navy), var(--teal));
  border-radius: 20px;
  padding: 40px;
  color: var(--white);
  text-align: center;
}

.about-visual img {
  width: 140px;
  margin: 0 auto 24px;
  border-radius: 50%;
  border: 4px solid rgba(255,255,255,0.2);
}

.about-visual h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.about-visual p {
  opacity: 0.85;
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.compliance-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.compliance-badges span {
  background: rgba(255,255,255,0.15);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* ---------- SERVICES ---------- */
.services-bg {
  background: var(--bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px 28px;
  border: 1px solid #e2e8f0;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--navy), var(--teal));
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover::before {
  opacity: 1;
}

.service-num {
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(15,76,129,0.08);
  line-height: 1;
  margin-bottom: 12px;
}

.service-card h3 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--gray);
  margin-bottom: 16px;
}

.service-card ul li {
  font-size: 0.82rem;
  color: var(--slate-light);
  padding: 4px 0;
  padding-left: 18px;
  position: relative;
}

.service-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--teal);
  font-weight: 700;
}

/* ---------- PACKAGES ---------- */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.package-card {
  background: var(--white);
  border: 2px solid #e2e8f0;
  border-radius: 16px;
  padding: 28px 22px;
  transition: var(--transition);
  position: relative;
}

.package-card:hover {
  border-color: var(--navy);
  box-shadow: var(--shadow-lg);
}

.package-card.featured {
  border-color: var(--teal);
  background: linear-gradient(180deg, #f0fdfa 0%, var(--white) 40%);
}

.package-card.featured::after {
  content: 'RECOMMENDED';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--teal);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 4px 14px;
  border-radius: 50px;
}

.package-tier {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--teal);
  margin-bottom: 6px;
}

.package-card h3 {
  font-size: 1.15rem;
  color: var(--navy);
  margin-bottom: 4px;
}

.package-price {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--navy);
  margin: 12px 0 4px;
}

.package-price span {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray);
}

.package-term {
  font-size: 0.8rem;
  color: var(--gray);
  margin-bottom: 20px;
}

.package-features {
  margin-bottom: 24px;
}

.package-features li {
  font-size: 0.82rem;
  color: var(--slate-light);
  padding: 6px 0;
  border-bottom: 1px solid #f1f5f9;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.package-features li::before {
  content: '●';
  color: var(--teal);
  font-size: 0.5rem;
  margin-top: 6px;
  flex-shrink: 0;
}

.package-card .btn {
  width: 100%;
  justify-content: center;
  padding: 12px;
  font-size: 0.875rem;
}

/* ---------- WHY US ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  text-align: center;
  padding: 32px 20px;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid #e2e8f0;
  transition: var(--transition);
}

.why-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-3px);
}

.why-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(15,76,129,0.1), rgba(13,148,136,0.1));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.why-card h3 {
  font-size: 0.95rem;
  color: var(--navy);
  margin-bottom: 8px;
}

.why-card p {
  font-size: 0.82rem;
  color: var(--gray);
}

/* ---------- CONTACT ---------- */
.contact-bg {
  background: var(--bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info h3 {
  font-size: 1.3rem;
  color: var(--navy);
  margin-bottom: 12px;
}

.contact-info > p {
  font-size: 0.9rem;
  color: var(--gray);
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}

.contact-item-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(15,76,129,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  color: var(--navy);
}

.contact-item strong {
  display: block;
  font-size: 0.8rem;
  color: var(--gray);
  font-weight: 500;
  margin-bottom: 2px;
}

.contact-item span,
.contact-item a {
  font-size: 0.95rem;
  color: var(--navy);
  font-weight: 600;
}

.contact-item a:hover {
  color: var(--teal);
}

.contact-form {
  background: var(--white);
  border-radius: 16px;
  padding: 36px;
  border: 1px solid #e2e8f0;
  box-shadow: var(--shadow);
}

.contact-form h3 {
  font-size: 1.2rem;
  color: var(--navy);
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-light);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--slate);
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(15,76,129,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-note {
  font-size: 0.75rem;
  color: var(--gray-light);
  margin-top: 12px;
  text-align: center;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.8);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
}

.footer-brand strong {
  color: var(--white);
  font-size: 0.9rem;
  display: block;
}

.footer-brand span {
  font-size: 0.7rem;
  opacity: 0.6;
}

.footer-about {
  font-size: 0.85rem;
  line-height: 1.7;
  opacity: 0.7;
  max-width: 280px;
}

.footer h4 {
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer ul li {
  margin-bottom: 10px;
}

.footer ul a {
  font-size: 0.85rem;
  opacity: 0.7;
}

.footer ul a:hover {
  opacity: 1;
  color: var(--gold-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  font-size: 0.8rem;
  opacity: 0.5;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .packages-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 16px;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: var(--shadow);
    gap: 4px;
  }
  .hamburger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2rem; }
  .hero-card { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .packages-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  section { padding: 56px 0; }
}

/* ---------- UTILS ---------- */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mb-0 { margin-bottom: 0; }