/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --navy: #0f2744;
  --navy-light: #1a3a5c;
  --blue: #1e5a8a;
  --blue-light: #2a6fa3;
  --accent: #0d6efd;
  --white: #ffffff;
  --off-white: #f8fafc;
  --gray-50: #f1f5f9;
  --gray-100: #e2e8f0;
  --gray-200: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --shadow-sm: 0 1px 2px rgba(15, 39, 68, 0.05);
  --shadow: 0 4px 12px rgba(15, 39, 68, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 39, 68, 0.12);
  --radius: 10px;
  --radius-lg: 16px;
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Typography ===== */
h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.25;
  color: var(--navy);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.25rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.25rem); letter-spacing: -0.02em; }
h3 { font-size: 1.15rem; }

p { color: var(--gray-600); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-weight: 500;
  font-size: 0.95rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
  padding: 12px 24px;
}

.btn-primary:hover {
  background: var(--navy-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--gray-200);
  padding: 11px 24px;
}

.btn-outline:hover {
  border-color: var(--navy);
  background: var(--off-white);
}

.btn-sm { padding: 8px 16px; font-size: 0.875rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-block { width: 100%; }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-100);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--navy);
}

.logo-img {
  height: 42px;
  width: auto;
  display: block;
}

.logo-img-footer {
  height: 48px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav a:not(.btn) {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--gray-600);
  transition: color var(--transition);
}

.nav a:not(.btn):hover {
  color: var(--navy);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 1px;
  transition: var(--transition);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: white;
  border-bottom: 1px solid var(--gray-100);
  padding: 20px 24px;
  flex-direction: column;
  gap: 16px;
  z-index: 99;
  box-shadow: var(--shadow);
}

.mobile-nav.active {
  display: flex;
}

.mobile-nav a:not(.btn) {
  font-weight: 500;
  color: var(--gray-700);
  padding: 8px 0;
}

/* ===== Hero ===== */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(180deg, var(--off-white) 0%, var(--white) 100%);
}

.hero-content {
  max-width: 720px;
}

.hero-badge {
  display: inline-block;
  background: var(--gray-50);
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
  border: 1px solid var(--gray-100);
}

.hero h1 {
  margin-bottom: 18px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--gray-600);
  max-width: 540px;
  margin-bottom: 32px;
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--gray-100);
}

.trust-item {
  display: flex;
  flex-direction: column;
}

.trust-item strong {
  font-size: 1.1rem;
  color: var(--navy);
  font-weight: 600;
}

.trust-item span {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ===== Sections ===== */
.section {
  padding: 90px 0;
}

.section-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 56px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}

.section-header p {
  margin-top: 12px;
  font-size: 1.05rem;
}

/* ===== Services ===== */
.services {
  background: var(--white);
}

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

.service-card {
  background: var(--off-white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--transition);
}

.service-card:hover {
  border-color: var(--gray-200);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.service-icon {
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.service-card h3 {
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== Why Us ===== */
.why-us {
  background: var(--off-white);
}

.why-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.why-content h2 {
  margin-bottom: 16px;
}

.why-content > p {
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.why-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.why-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.check {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: var(--navy);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: 2px;
}

.why-list strong {
  display: block;
  color: var(--navy);
  font-weight: 600;
  margin-bottom: 2px;
}

.why-list span {
  font-size: 0.9rem;
  color: var(--gray-600);
}

.why-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-card {
  background: white;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* ===== How It Works ===== */
.how-it-works {
  background: white;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step {
  text-align: center;
  padding: 8px;
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--navy);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.15rem;
  margin: 0 auto 18px;
}

.step h3 {
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.step p {
  font-size: 0.9rem;
}

/* ===== Booking ===== */
.booking {
  background: var(--off-white);
}

.booking-wrapper {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: start;
}

.booking-info h2 {
  margin-bottom: 14px;
}

.booking-info > p {
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.contact-highlight {
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: white;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: 24px;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-400);
}

.contact-item a,
.contact-item span:not(.contact-label) {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--navy);
}

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

/* Form */
.booking-form {
  background: white;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
}

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

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  font-family: inherit;
  font-size: 0.95rem;
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  background: var(--white);
  color: var(--gray-800);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}

.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, 39, 68, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.form-group textarea {
  resize: vertical;
  min-height: 90px;
}

.form-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray-500);
  margin-top: 14px;
}

/* ===== Footer ===== */
.footer {
  background: var(--navy);
  color: white;
  padding-top: 64px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-brand p {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  max-width: 320px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 64px;
}

.footer-col h4 {
  color: white;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.footer-col a,
.footer-col p {
  display: block;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.925rem;
  margin-bottom: 10px;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ===== Success Message ===== */
.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

.form-success.active {
  display: block;
}

.form-success h3 {
  margin-bottom: 10px;
  color: var(--navy);
}

.form-success p {
  color: var(--gray-600);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .booking-wrapper {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}

@media (max-width: 640px) {
  .nav {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero {
    padding: 120px 0 60px;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .hero-trust {
    gap: 20px;
  }

  .section {
    padding: 70px 0;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .booking-form {
    padding: 24px;
  }

  .footer-links {
    flex-direction: column;
    gap: 28px;
  }

  .logo-img {
    height: 36px;
  }
}