/* =========================================
   VARIABLES & THEME
   ========================================= */
:root {
  /* Colors - Navy & Steel/Teal theme */
  --primary-color: #0A192F; /* Deep Navy */
  --primary-light: #112240; /* Lighter Navy */
  --primary-dark: #020C1B;
  --secondary-color: #38BDF8; /* Sky Blue / Teal */
  --secondary-light: #E0F2FE; /* Light Sky Blue */
  --secondary-hover: #0284C7; /* Darker Sky Blue */
  
  --text-dark: #333333;
  --text-light: #F8F9FA;
  --text-muted: #8A92A3;
  
  --bg-light: #F8F9FA;
  --bg-white: #FFFFFF;
  --bg-dark: #020C1B;

  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout */
  --container-width: 1200px;
  --transition: all 0.3s ease;
  --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 10px 30px -10px rgba(2, 12, 27, 0.7);
}

/* =========================================
   RESET & BASICS
   ========================================= */
* {  margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--text-dark); background-color: var(--bg-light); line-height: 1.6; overflow-x: hidden; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: var(--container-width); margin: 0 auto; padding: 0 2rem; }

/* Typography */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); font-weight: 600; line-height: 1.2; color: var(--primary-color); }
p { margin-bottom: 1rem; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-weight: 500;
  border-radius: 4px;
  transition: var(--transition);
  cursor: pointer;
  text-align: center;
}
.btn-primary {
  background-color: var(--secondary-color);
  color: var(--primary-dark);
}
.btn-primary:hover {
  background-color: var(--secondary-hover);
  transform: translateY(-2px);
}
.btn-outline {
  background-color: transparent;
  color: var(--text-light);
  border: 1px solid var(--secondary-color);
}
.btn-outline:hover {
  background-color: rgba(56, 189, 248, 0.1);
  transform: translateY(-2px);
}

/* =========================================
   HEADER & NAVIGATION
   ========================================= */
.header {
  position: fixed; top: 0; left: 0; width: 100%; padding: 1.5rem 0;
  background-color: rgba(10, 25, 47, 0.95); backdrop-filter: blur(10px);
  z-index: 1000; box-shadow: var(--shadow-sm); transition: var(--transition);
}
.header.scrolled { padding: 1rem 0; box-shadow: var(--shadow-md); }
.header-container { display: flex; justify-content: space-between; align-items: center; }

.logo a { display: flex; flex-direction: column; }
.logo-text { font-family: var(--font-heading); font-size: 1.5rem; color: var(--secondary-color); font-weight: 700; letter-spacing: 1px; }
.logo-subtext { font-size: 0.75rem; color: var(--text-light); letter-spacing: 2px; text-transform: uppercase; }

.nav-list { display: flex; gap: 2rem; align-items: center; }
.nav-link { color: var(--text-light); font-size: 0.95rem; font-weight: 500; transition: var(--transition); position: relative; }
.nav-link:not(.btn-contact)::after {
  content: ''; position: absolute; width: 0; height: 2px; bottom: -5px; left: 0;
  background-color: var(--secondary-color); transition: var(--transition);
}
.nav-link:hover { color: var(--secondary-color); }
.nav-link:not(.btn-contact):hover::after { width: 100%; }

.btn-contact {
  border: 1px solid var(--secondary-color);
  padding: 0.5rem 1.2rem;
  border-radius: 4px;
  color: var(--secondary-color) !important;
}
.btn-contact:hover {
  background-color: var(--secondary-color);
  color: var(--primary-dark) !important;
}

.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.mobile-menu-btn span { width: 25px; height: 2px; background-color: var(--secondary-color); transition: var(--transition); }

@media (max-width: 768px) {
  .nav { display: none; position: absolute; top: 100%; left: 0; width: 100%; background-color: var(--primary-color); padding: 2rem; box-shadow: var(--shadow-md); }
  .nav.active { display: block; }
  .nav-list { flex-direction: column; gap: 1.5rem; align-items: flex-start; }
  .mobile-menu-btn { display: flex; }
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
  height: 100vh;
  min-height: 600px;
  background: linear-gradient(rgba(10, 25, 47, 0.8), rgba(10, 25, 47, 0.9)), url('../assets/hero-bg.png') center/cover no-repeat;
  display: flex;
  align-items: center;
  position: relative;
  color: var(--text-light);
  padding-top: 80px;
}
.hero-content {
  max-width: 600px;
  animation: fadeIn 1s ease-out forwards;
}
.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-light);
}
.hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}
.hero-buttons {
  display: flex;
  gap: 1rem;
}

@media (max-width: 768px) {
  .hero h1 { font-size: 2.5rem; }
  .hero-buttons { flex-direction: column; }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =========================================
   FOOTER
   ========================================= */
footer {
  background-color: var(--primary-dark);
  color: var(--text-light);
  text-align: center;
  padding: 2rem 0;
  font-size: 0.9rem;
}

/* =========================================
   COMMON UTILITIES
   ========================================= */
.section-padding {
  padding: 6rem 0;
}
.section-header {
  text-align: center;
  margin-bottom: 4rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.section-header h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
  position: relative;
  display: inline-block;
}
.section-header h2::after {
  content: '';
  position: absolute;
  width: 50px;
  height: 3px;
  background-color: var(--secondary-color);
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
}
.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* =========================================
   SERVICES SECTION
   ========================================= */
.services {
  background-color: var(--bg-white);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}
.service-card {
  background-color: var(--bg-light);
  padding: 2.5rem 2rem;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-bottom: 3px solid transparent;
  text-align: center;
}
.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary-color);
  background-color: var(--bg-white);
}
.icon-wrapper {
  width: 80px;
  height: 80px;
  background-color: rgba(56, 189, 248, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  color: var(--secondary-color);
  font-size: 2rem;
  transition: var(--transition);
}
.service-card:hover .icon-wrapper {
  background-color: var(--secondary-color);
  color: var(--bg-white);
}
.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}
.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* =========================================
   ABOUT SECTION
   ========================================= */
.about {
  background-color: var(--bg-light);
}
.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-text p {
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
  color: var(--text-dark);
}
.about-features {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.about-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}
.text-gold {
  color: var(--secondary-color);
}
.about-image .image-placeholder {
  background-color: var(--primary-color);
  height: 400px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  color: var(--secondary-color);
  box-shadow: var(--shadow-md);
  position: relative;
}
.about-image .image-placeholder::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 100%;
  height: 100%;
  border: 3px solid var(--secondary-color);
  border-radius: 8px;
  z-index: -1;
}

@media (max-width: 900px) {
  .about-content { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
}

/* =========================================
   CONTACT SECTION
   ========================================= */
.contact {
  background-color: var(--bg-white);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
}
.contact-info {
  background-color: #fff;
  padding: 2.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}
.info-item {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
  align-items: flex-start;
}
.info-icon {
  width: 50px;
  height: 50px;
  background-color: rgba(10, 25, 47, 0.05);
  color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.info-item h4 {
  font-family: var(--font-body);
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
  color: var(--primary-dark);
}
.info-item p, .info-item a {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: var(--transition);
}
.info-item a:hover {
  color: var(--secondary-color);
}
.contact-map {
  min-height: 400px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.contact-form-container {
  margin-top: 3rem;
  border-top: 1px solid #eee;
  padding-top: 2rem;
}
.contact-form-container h4 {
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
}
.form-group {
  margin-bottom: 1.2rem;
}
.form-group input, .form-group textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.1);
}
.w-100 { width: 100%; }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
  .contact-map { min-height: 300px; }
}