:root {
  --primary-navy: #0f172a;
  --secondary-navy: #1e293b;
  --accent-blue: #3b82f6;
  --light-blue: #60a5fa;
  --dark-blue: #1e3a8a;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-accent: #e2e8f0;
  --bg-overlay: rgba(15, 23, 42, 0.95);

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.15);
  --shadow-xl: 0 20px 30px rgba(0,0,0,0.2);

  font-family: 'Inter', system-ui, sans-serif;
}

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

body {
  background: linear-gradient(135deg, var(--primary-navy), var(--secondary-navy));
  color: var(--text-primary);
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ================= HEADER ================= */

.header {
  position: fixed;
  inset: 0 0 auto 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
}

.logo {
  font-size: 22px;
  font-weight: 700;
}

.header-phone {
  color: var(--accent-blue);
  text-decoration: none;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  transition: 0.3s;
}

.header-phone:hover {
  background: rgba(59,130,246,0.15);
}

/* ================= HERO ================= */

.hero {
  padding: 160px 0 80px;
  text-align: center;
  background: linear-gradient(180deg, rgba(30,58,138,0.35), transparent);
}

.hero h2 {
  font-size: 52px;
  font-weight: 700;
  margin-bottom: 20px;
  animation: slideUp .8s ease-out;
}

.hero p {
  font-size: 20px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  animation: slideUp .8s ease-out .2s both;
}

.cta-button {
  display: inline-block;
  background: var(--accent-blue);
  color: white;
  text-decoration: none;
  padding: 16px 36px;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  transition: 0.3s;
  animation: slideUp .8s ease-out .4s both;
}

.cta-button:hover {
  background: var(--light-blue);
  transform: translateY(-3px);
}

/* ================= SLIDER ================= */

.slider-section {
  padding: 80px 0;
}

.slider {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.slider-wrapper {
  position: relative;
  height: 500px;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .6s;
}

.slide.active {
  opacity: 1;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #f5f1e8;
}

/* buttons */

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: white;
  box-shadow: var(--shadow-md);
  z-index: 5;
}

.slider-btn.prev { left: 16px; }
.slider-btn.next { right: 16px; }

/* ================= SERVICES ================= */

.services {
  padding: 80px 0;
  background: rgba(30,41,59,0.35);
}

.section-title {
  text-align: center;
  font-size: 38px;
  margin-bottom: 56px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: rgba(30,58,138,0.25);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: 16px;
  padding: 32px;
  text-align: center;
  transition: 0.3s;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.service-card h3 {
  font-size: 18px;
  color: var(--text-accent);
}

.service-card p {
  margin-top: 12px;
  font-size: 15px;
  color: var(--text-secondary);
}

/* ================= LOCATION ================= */

.location {
  padding: 80px 0;
  text-align: center;
}

.location h2 {
  font-size: 34px;
  margin-bottom: 12px;
}

/* ================= CONTACT ================= */

.contact {
  padding: 80px 0;
  background: rgba(30,41,59,0.35);
  text-align: center;
}

.contact-content {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.phone-number {
  background: var(--accent-blue);
  color: white;
  text-decoration: none;
  padding: 20px 42px;
  border-radius: 18px;
  font-size: 30px;
  font-weight: 700;
  transition: 0.3s;
}

.phone-number:hover {
  background: var(--light-blue);
  transform: translateY(-4px);
}

.whatsapp-button {
  background: #25d366;
  color: white;
  text-decoration: none;
  padding: 16px 32px;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 600;
}

/* ================= FOOTER ================= */

.footer {
  padding: 40px 0;
  text-align: center;
  color: var(--text-secondary);
  border-top: 1px solid rgba(59,130,246,0.15);
}

/* ================= ANIMATIONS ================= */

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ================= RESPONSIVE ================= */

@media (max-width: 768px) {
  .hero h2 { font-size: 34px; }
  .hero p { font-size: 16px; }
  .slider-wrapper { height: 360px; }
  .phone-number { font-size: 22px; }
}

@media (max-width: 480px) {
  .slider-wrapper { height: 280px; }
  .cta-button { padding: 14px 28px; }
}