@import url('https://fonts.googleapis.com/css2?family=Archivo+Black&family=Work+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --primary: #1c3d5a;
  --primary-light: #2d5a7b;
  --accent: #ffd54f;
  --accent-dark: #ffb300;
  --background: #ffffff;
  --foreground: #1c3d5a;
  --muted: #f5f5f5;
  --muted-foreground: #6b7280;
  --border: #e5e7eb;
  --card: #ffffff;
  --font-headline: 'Archivo Black', sans-serif;
  --font-body: 'Work Sans', sans-serif;
  --radius: 0.75rem;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headline);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* NAVBAR */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(28, 61, 90, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-headline);
  font-size: 1.5rem;
  color: #fff;
}

.logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: #fff;
  font-weight: 500;
  transition: color 0.3s ease;
}

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

.nav-cta {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: var(--primary) !important;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-weight: 700;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* HERO */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(28, 61, 90, 0.92) 0%, rgba(45, 90, 123, 0.88) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 0 1rem;
  margin-top: 5rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  color: #fff;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero p {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: var(--primary);
  box-shadow: 0 4px 15px rgba(255, 213, 79, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 213, 79, 0.5);
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid #fff;
}

.btn-outline:hover {
  background: #fff;
  color: var(--primary);
}

/* SERVICES */
.services {
  padding: 6rem 0;
  background: var(--muted);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--primary);
  margin-bottom: 1rem;
}

.section-header h2 span {
  color: var(--accent);
}

.section-header p {
  color: var(--muted-foreground);
  font-size: 1.125rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--card);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
  border-bottom: 4px solid transparent;
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  border-bottom-color: var(--accent);
}

.service-icon {
  width: 64px;
  height: 64px;
  background: rgba(28, 61, 90, 0.05);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  background: var(--accent);
}

.service-icon svg {
  width: 32px;
  height: 32px;
  color: var(--primary);
  transition: color 0.3s ease;
}

.service-card:hover .service-icon svg {
  color: #fff;
}

.service-card h3 {
  font-size: 1.25rem;
  color: var(--primary);
  margin-bottom: 0.75rem;
  transition: color 0.3s ease;
}

.service-card:hover h3 {
  color: var(--accent);
}

.service-card p {
  color: var(--muted-foreground);
}

/* WHY US */
.why-us {
  padding: 6rem 0;
  background: var(--primary);
  color: #fff;
  overflow: hidden;
}

.why-us-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.why-us-image {
  position: relative;
}

.why-us-image img {
  border-radius: var(--radius);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  border: 4px solid rgba(255, 255, 255, 0.1);
}

.why-us-content h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1.5rem;
}

.why-us-content h2 span {
  color: var(--accent);
}

.why-us-content > p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2.5rem;
}

.features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.feature-item svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.feature-item span {
  font-size: 1.125rem;
  font-weight: 500;
}

.btn-white {
  background: #fff;
  color: var(--primary);
}

.btn-white:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

/* CALCULATOR TEASER */
.calculator-teaser {
  padding: 6rem 0;
  background: #fff;
}

.teaser-box {
  background: var(--accent);
  border-radius: 24px;
  padding: 4rem;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(255, 213, 79, 0.3);
}

.teaser-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40' fill='%23ffffff' fill-opacity='0.1'/%3E%3C/svg%3E");
  opacity: 0.3;
}

.teaser-content {
  position: relative;
  z-index: 10;
  max-width: 700px;
  margin: 0 auto;
}

.teaser-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
}

.teaser-icon svg {
  width: 100%;
  height: 100%;
  color: #fff;
}

.teaser-box h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
}

.teaser-box p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

.btn-accent-inverse {
  background: #fff;
  color: var(--accent);
  font-size: 1.125rem;
  padding: 1.25rem 2.5rem;
}

.btn-accent-inverse:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

/* CONTACT */
.contact {
  padding: 6rem 0;
  background: var(--muted);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--primary);
  margin-bottom: 1rem;
}

.contact-info h2 span {
  color: var(--accent);
}

.contact-info > p {
  color: var(--muted-foreground);
  font-size: 1.125rem;
  margin-bottom: 3rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  border-left: 4px solid var(--accent);
  padding-left: 1.5rem;
}

.contact-item h4 {
  font-size: 1.125rem;
  color: var(--primary);
  margin-bottom: 0.25rem;
  text-transform: none;
  font-family: var(--font-body);
  font-weight: 700;
}

.contact-item p {
  color: var(--muted-foreground);
  font-size: 1.125rem;
}

/* FORM */
.contact-form-wrapper {
  background: var(--card);
  padding: 2.5rem;
  border-radius: var(--radius);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border-top: 4px solid var(--accent);
}

.contact-form-wrapper h3 {
  font-size: 1.5rem;
  color: var(--foreground);
  margin-bottom: 0.5rem;
  text-transform: none;
  font-family: var(--font-body);
  font-weight: 700;
}

.contact-form-wrapper > p {
  color: var(--muted-foreground);
  margin-bottom: 2rem;
}

.form-alert {
  padding: 1rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.form-alert.success {
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.form-alert.error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.form-alert svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--foreground);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  background: rgba(245, 245, 245, 0.3);
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 213, 79, 0.2);
}

.form-group textarea {
  min-height: 120px;
  resize: none;
}

.form-group .error-message {
  color: #dc2626;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.btn-submit {
  width: 100%;
  padding: 1rem 2rem;
  background: var(--primary);
  color: #fff;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-submit:hover {
  background: var(--primary-light);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* FOOTER */
.footer {
  background: var(--primary);
  color: #fff;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .logo {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  color: var(--accent);
  text-transform: uppercase;
  font-family: var(--font-body);
  font-weight: 700;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s ease;
}

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

.footer-contact p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .why-us-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .why-us-image {
    order: -1;
  }
  
  .features-list {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .teaser-box {
    padding: 2rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}