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

:root {
  --navy: #0f1729;
  --navy-light: #1a2540;
  --slate: #2a3a5c;
  --amber: #f59e0b;
  --amber-light: #fcd34d;
  --amber-dark: #d97706;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-800: #1f2937;
  --white: #ffffff;
  --radius: 8px;
  --radius-lg: 12px;
}

html {
  scroll-behavior: smooth;
}

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

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

/* ===== Typography ===== */
h1, h2, h3 {
  line-height: 1.2;
  font-weight: 800;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); }
h3 { font-size: 1.25rem; }

.section-tag {
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin-bottom: 12px;
}

.section-title {
  margin-bottom: 48px;
  max-width: 600px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

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

.btn-primary:hover {
  background: var(--amber-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}

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

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all 0.3s ease;
}

.nav.scrolled {
  background: rgba(15, 23, 41, 0.95);
  backdrop-filter: blur(12px);
  padding: 10px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--white);
  font-weight: 700;
  font-size: 1.15rem;
}

.logo-icon {
  color: var(--amber);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,0.8);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--white);
}

.nav-links .btn {
  color: var(--navy);
  background: var(--amber);
}

.nav-links .btn:hover {
  background: var(--amber-light);
}

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

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: all 0.3s ease;
}

.nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 50%, var(--slate) 100%);
  padding: 160px 0 100px;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

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

.hero-tag {
  text-transform: uppercase;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--amber);
  margin-bottom: 16px;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 20px;
}

.hero-sub {
  color: rgba(255,255,255,0.7);
  font-size: 1.15rem;
  max-width: 540px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== Services ===== */
.services {
  padding: 100px 0;
  background: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  transition: all 0.2s ease;
}

.service-card:hover {
  border-color: var(--amber);
  box-shadow: 0 8px 30px rgba(245, 158, 11, 0.1);
  transform: translateY(-2px);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--amber);
}

.service-card h3 {
  margin-bottom: 8px;
  color: var(--navy);
}

.service-card p {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== Why Us ===== */
.why-us {
  padding: 100px 0;
  background: var(--gray-100);
}

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

.why-item {
  padding: 36px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
}

.why-number {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--amber);
  margin-bottom: 12px;
}

.why-item h3 {
  color: var(--navy);
  margin-bottom: 8px;
}

.why-item p {
  color: var(--gray-600);
  font-size: 0.95rem;
}

/* ===== CTA ===== */
.cta {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--navy) 0%, var(--slate) 100%);
}

.cta-inner {
  max-width: 640px;
  text-align: center;
}

.cta h2 {
  color: var(--white);
  margin-bottom: 12px;
}

.cta > .container > p,
.cta-inner > p {
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
  font-size: 1.1rem;
}

.cta-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.form-row {
  display: flex;
  gap: 12px;
}

.cta-form input {
  flex: 1;
  padding: 14px 18px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.08);
  color: var(--white);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color 0.2s;
}

.cta-form input::placeholder {
  color: rgba(255,255,255,0.4);
}

.cta-form input:focus {
  outline: none;
  border-color: var(--amber);
}

.cta-form .btn {
  margin-top: 8px;
  width: 100%;
}

/* ===== Footer ===== */
.footer {
  background: var(--navy);
  padding: 48px 0 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
  margin-top: 8px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.85rem;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-bottom p {
  color: rgba(255,255,255,0.4);
  font-size: 0.8rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--navy);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 24px;
    transition: right 0.3s ease;
    box-shadow: -4px 0 20px rgba(0,0,0,0.3);
  }

  .nav-links.open {
    right: 0;
  }

  .hero {
    padding: 120px 0 80px;
    min-height: auto;
  }

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

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

  .form-row {
    flex-direction: column;
  }

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

  .hero-actions .btn {
    text-align: center;
  }
}

}