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

body {
  font-family: 'Inter', sans-serif;
  color: #f0f4fa;
  line-height: 1.6;
  background: #0b1a2f; /* fallback dark blue */
  overflow-x: hidden;
  position: relative;
}

/* animated gradient background (subtle & premium) */
#gradient-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(-45deg, #0a1929, #123456, #1c3e5c, #0b2a3e);
  background-size: 300% 300%;
  animation: gradientShift 18s ease infinite;
  z-index: -2;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* particles canvas stays on top of gradient but behind content */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
  z-index: -1;
  opacity: 0.4;
}

/* content overlay with semi‑transparent cards for readability */
.content {
  position: relative;
  z-index: 5;
}

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

/* header / navigation */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  flex-wrap: wrap;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(4px);
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-circle {
  width: 56px;
  height: 56px;
  background: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  font-weight: 700;
  color: #0a2f4d;
  box-shadow: 0 8px 20px rgba(0,160,255,0.3);
}

.brand-text h2 {
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: -0.5px;
  color: white;
  line-height: 1.2;
}

.brand-text p {
  font-size: 0.85rem;
  color: #aad0f5;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: 28px;
}

.nav-links a {
  color: #eef6ff;
  text-decoration: none;
  font-weight: 500;
  font-size: 1.05rem;
  transition: color 0.2s, transform 0.2s;
}

.nav-links a:hover {
  color: #7ad0ff;
  transform: translateY(-2px);
}

/* hero section */
.hero {
  padding: 100px 0 80px;
  text-align: center;
}

.hero h1 {
  font-size: 3.3rem;
  font-weight: 700;
  background: linear-gradient(to right, #fff, #c1e4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  max-width: 900px;
  margin: 0 auto 20px;
  line-height: 1.2;
}

.hero .subhead {
  font-size: 1.3rem;
  color: #c9e2fa;
  margin-bottom: 40px;
  font-weight: 300;
}

.btn {
  display: inline-block;
  background: #0077be;
  color: white;
  font-weight: 600;
  padding: 14px 42px;
  border-radius: 60px;
  text-decoration: none;
  font-size: 1.1rem;
  letter-spacing: 0.3px;
  box-shadow: 0 10px 20px rgba(0,100,200,0.3);
  transition: background 0.3s, transform 0.2s, box-shadow 0.2s;
  border: 1px solid rgba(255,255,255,0.2);
}

.btn:hover {
  background: #0099ff;
  transform: translateY(-3px);
  box-shadow: 0 18px 30px rgba(0,150,255,0.4);
}

/* section titles */
.section-title {
  font-size: 2.2rem;
  font-weight: 600;
  color: white;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  border-left: 8px solid #00a6ff;
  padding-left: 20px;
}

.section-sub {
  color: #bcd9f2;
  margin-bottom: 50px;
  font-size: 1.1rem;
}

/* about grid */
.about-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  background: rgba(10, 30, 50, 0.6);
  backdrop-filter: blur(8px);
  border-radius: 32px;
  padding: 40px;
  border: 1px solid rgba(255,255,255,0.08);
  margin-top: 20px;
}

.about-text {
  flex: 2;
  min-width: 280px;
}

.about-text p {
  font-size: 1.15rem;
  margin-bottom: 20px;
  color: #e3efff;
}

.about-highlights {
  flex: 1;
  min-width: 220px;
  background: rgba(0,60,110,0.5);
  border-radius: 24px;
  padding: 24px;
  border-left: 4px solid #2fa4ff;
}

.about-highlights i {
  color: #7ac7ff;
  width: 28px;
}

.about-highlights li {
  list-style: none;
  margin: 18px 0;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* services cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 30px;
  margin: 40px 0 20px;
}

.service-card {
  background: rgba(16, 36, 56, 0.7);
  backdrop-filter: blur(10px);
  border-radius: 28px;
  padding: 32px 24px 28px;
  border: 1px solid rgba(90, 170, 255, 0.2);
  transition: all 0.25s ease;
  text-align: center;
  box-shadow: 0 15px 30px -10px rgba(0,0,0,0.5);
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: #0099ff;
  box-shadow: 0 30px 40px -10px #002244;
  background: rgba(20, 48, 76, 0.8);
}

.service-icon {
  font-size: 3.3rem;
  color: #7acbff;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.7rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: white;
}

.service-card p {
  color: #c9def5;
  font-size: 1rem;
  line-height: 1.5;
}

/* value statement */
.value-statement {
  background: rgba(0,40,70,0.5);
  border-radius: 60px;
  padding: 30px;
  margin: 40px 0;
  text-align: center;
  border: 1px dashed #2f80ed;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

/* contact section */
.contact-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  background: rgba(6, 28, 45, 0.7);
  backdrop-filter: blur(8px);
  border-radius: 40px;
  padding: 48px;
  border: 1px solid #2f5a7a;
}

.contact-info {
  flex: 1 1 260px;
}

.contact-info h3 {
  font-size: 1.8rem;
  font-weight: 500;
  margin-bottom: 30px;
  color: #e2f0ff;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 24px 0;
}

.contact-detail i {
  font-size: 1.6rem;
  background: #004a7c;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #b3e0ff;
}

.contact-detail span {
  font-size: 1.1rem;
}

.office-hours {
  margin-top: 36px;
  background: #003459;
  padding: 20px;
  border-radius: 28px;
}

.contact-form {
  flex: 2 1 360px;
}

.form-group {
  margin-bottom: 22px;
}

input, textarea {
  width: 100%;
  padding: 16px 22px;
  background: rgba(255,255,255,0.06);
  border: 1px solid #2f6480;
  border-radius: 60px;
  font-size: 1rem;
  color: white;
  outline: none;
  transition: border 0.2s, background 0.2s;
}

textarea {
  border-radius: 32px;
  resize: vertical;
}

input:focus, textarea:focus {
  border-color: #50b8ff;
  background: rgba(0,70,130,0.3);
}

input::placeholder, textarea::placeholder {
  color: #b0c9e5;
  font-weight: 300;
}

.submit-btn {
  background: #006fc2;
  border: none;
  color: white;
  font-size: 1.2rem;
  font-weight: 600;
  padding: 16px 36px;
  border-radius: 60px;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  box-shadow: 0 6px 14px #001a33;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.submit-btn:hover {
  background: #2a8bdd;
}

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

#form-status {
  margin-top: 20px;
  padding: 12px 20px;
  border-radius: 60px;
  font-weight: 500;
  display: none;
}

#form-status.success {
  background: rgba(0,100,0,0.3);
  border: 1px solid #00c851;
  color: #ccffcc;
  display: block;
}

#form-status.error {
  background: rgba(150,0,0,0.3);
  border: 1px solid #ff4444;
  color: #ffcccc;
  display: block;
}

/* footer */
.footer {
  margin-top: 80px;
  padding: 40px 0 20px;
  border-top: 1px solid rgba(255,255,255,0.05);
  text-align: center;
  color: #aac2db;
}

.small-note {
  font-size: 0.9rem;
  margin-top: 30px;
}

/* responsive */
@media (max-width: 700px) {
  .navbar {
    flex-direction: column;
    gap: 20px;
  }
  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 18px;
  }
  .hero h1 {
    font-size: 2.4rem;
  }
  .section-title {
    font-size: 1.9rem;
  }
}