:root {
  --midnight-navy: #0A192F;
  --deep-slate: #112240;
  --cool-gray: #8892B0;
  --crisp-white: #FFFFFF;
  --infrared-orange: #FF5A00;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Avenir', sans-serif;
  background-color: var(--midnight-navy);
  color: var(--crisp-white);
  line-height: 1.6;
}

header {
  position: fixed;
  top: 0;
  width: 100%;
  height: 100px;
  background-color: rgba(10, 25, 47, 0.95);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 50px;
  box-sizing: border-box;
  z-index: 1000;
  border-bottom: 1px solid var(--deep-slate);
}

.logo {
  height: 100%;
  display: flex;
  align-items: center;
}

.logo img {
  height: 90%;
  width: auto;
  display: block;
}

/* NEW OUTLINED BUTTON STYLES FOR NAV */
nav .nav-btn {
  color: var(--crisp-white);
  text-decoration: none;
  margin-left: 20px;
  font-weight: 600;
  padding: 10px 20px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  transition: all 0.3s ease;
}

nav .nav-btn:hover {
  border-color: var(--infrared-orange);
  color: var(--infrared-orange);
  background-color: rgba(255, 90, 0, 0.05);
}

.hero {
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 20px;
  background-image: linear-gradient(rgba(10, 25, 47, 0.8), rgba(10, 25, 47, 0.9)), url('images/hero-bg.png');
  background-size: cover;
  background-position: center;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 10px;
}

.hero h2 {
  font-size: 1.5rem;
  color: var(--cool-gray);
  margin-bottom: 40px;
  font-weight: 400;
  max-width: 800px;
}

/* NEW INTRO BANNER */
.intro-banner {
    background-color: var(--deep-slate);
    padding: 60px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(136, 146, 176, 0.1);
}

.intro-content {
    max-width: 1000px;
    margin: 0 auto;
}

.intro-content p {
    font-size: 1.2rem;
    color: var(--cool-gray);
    line-height: 1.8;
}

.cta-button {
  background-color: var(--infrared-orange);
  color: var(--crisp-white);
  padding: 15px 35px;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: bold;
  border-radius: 5px;
  transition: transform 0.2s, background-color 0.3s;
  display: inline-block;
}

.cta-button:hover {
  background-color: #e04f00;
  transform: translateY(-2px);
}

.services-section {
  padding: 100px 50px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header h2 {
  font-size: 2.5rem;
}

/* NEW SERVICE DETAIL STYLING */
.service-detail {
    max-width: 1200px;
    margin: 0 auto 80px auto;
    background-color: var(--deep-slate);
    border-radius: 15px;
    border: 1px solid rgba(136, 146, 176, 0.1);
    padding: 50px;
}

.service-header {
    text-align: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.service-header h3 {
    color: var(--infrared-orange);
    font-size: 2rem;
    margin-bottom: 15px;
}

.service-header p {
    color: var(--cool-gray);
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
}

.process-step h4 {
    color: var(--crisp-white);
    font-size: 1.1rem;
    margin-bottom: 10px;
    border-left: 3px solid var(--infrared-orange);
    padding-left: 10px;
}

.process-step p {
    color: var(--cool-gray);
    font-size: 0.95rem;
}

.standards-section {
    padding: 100px 50px;
    background-color: var(--midnight-navy);
}

.standards-container {
    background-color: var(--deep-slate);
    padding: 60px;
    border-radius: 20px;
    border: 1px solid rgba(136, 146, 176, 0.1);
    max-width: 1100px;
    margin: 0 auto;
}

.standards-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.tag {
    color: var(--infrared-orange);
    text-transform: uppercase;
    font-size: 0.85rem;
    font-weight: bold;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 10px;
}

.standards-text { flex: 1; }
.standards-text h2 { font-size: 2.5rem; margin-bottom: 25px; }
.standards-text p { color: var(--cool-gray); font-size: 1.1rem; margin-bottom: 20px; }

.standards-image { flex: 1; }
.standards-image img { 
    width: 100%; 
    border-radius: 10px; 
    filter: saturate(1.2) contrast(1.1);
    border: 1px solid rgba(136, 146, 176, 0.2); 
}

footer {
    padding: 60px 20px;
    text-align: center;
    background-color: #071121;
}

.footer-logo { height: 30px; margin-bottom: 20px; }

@media (max-width: 900px) {
    .standards-content { flex-direction: column; }
    .standards-container { padding: 40px 20px; }
    .service-detail { padding: 30px 20px; }
}