/* -----------------------------------------------------------
   THINKIT — ENTERPRISE IT SOLUTIONS STYLESHEET
   Modern • Corporate • Cyber-Tech • Interactive
----------------------------------------------------------- */

:root {
  --bg: #050814;
  --bg-alt: #0b1020;
  --accent: #3cf2ff;
  --accent-soft: rgba(60, 242, 255, 0.2);
  --accent-glow: rgba(60, 242, 255, 0.45);
  --text: #e5ecff;
  --muted: #8b93b8;
  --card-bg: rgba(12, 18, 40, 0.85);
  --border-soft: rgba(120, 140, 200, 0.25);
  --industry-bg: rgba(255, 255, 255, 0.03);
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* -----------------------------------------------------------
   NAVBAR
----------------------------------------------------------- */

.navbar {
  display: flex;
  justify-content: space-between;
  padding: 1rem 7vw;
  background: rgba(5, 8, 20, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft);
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-img {
  height: 28px;     /* Perfect size */
  width: auto;
  object-fit: contain;
  display: block;
}

.logo {
  font-family: "Orbitron", sans-serif;
  font-size: 1.2rem;
  letter-spacing: 0.15em;
}

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

.navbar nav a {
  margin-left: 1.5rem;
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.navbar nav a:hover,
.navbar nav .active {
  color: var(--accent);
}

/* -----------------------------------------------------------
   HERO
----------------------------------------------------------- */

.hero {
  padding: 6rem 7vw;
  text-align: center;
  position: relative;
}

.hero h1 {
  font-family: "Orbitron", sans-serif;
  font-size: 2.8rem;
  margin-bottom: 1rem;
}

.hero p {
  color: var(--muted);
  max-width: 600px;
  margin: 0 auto 2rem;
}

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

.btn {
  padding: 0.8rem 1.6rem;
  border-radius: 0.6rem;
  text-decoration: none;
  font-weight: 600;
  transition: background 0.3s ease, transform 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  color: #000;
}

.btn-primary:hover {
  background: var(--accent-glow);
  transform: translateY(-3px);
}

.btn-secondary {
  background: var(--card-bg);
  border: 1px solid var(--border-soft);
  color: var(--text);
}

.btn-secondary:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}

/* -----------------------------------------------------------
   SECTIONS
----------------------------------------------------------- */

.section {
  padding: 4rem 7vw;
}

.section h2 {
  font-family: "Orbitron", sans-serif;
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.section-intro {
  max-width: 640px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.category-title {
  font-size: 1.2rem;
  margin: 2rem 0 1rem;
  color: var(--accent);
  font-family: "Orbitron", sans-serif;
}

/* -----------------------------------------------------------
   CARDS (Enterprise Solutions)
----------------------------------------------------------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  padding: 1.5rem;
  border-radius: 1rem;
  background: var(--card-bg);
  border: 1px solid var(--border-soft);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-soft);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.6);
}

.card h4 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

/* -----------------------------------------------------------
   INDUSTRY CARDS (Interactive Background Transform)
----------------------------------------------------------- */

.industry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.2rem;
}

.industry-card {
  padding: 2.5rem 1rem;
  border-radius: 1rem;
  background: var(--industry-bg);
  border: 1px solid var(--border-soft);
  text-align: center;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.4s ease, transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.industry-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.4s ease;
  background-size: cover;
  background-position: center;
}

.industry-card[data-bg="healthcare"]::before {
  background-image: url('https://images.unsplash.com/photo-1580281658629-7a0d1e3f3f3b');
}

.industry-card[data-bg="restaurants"]::before {
  background-image: url('https://images.unsplash.com/photo-1551218808-94e220e084d2');
}

.industry-card[data-bg="hospitality"]::before {
  background-image: url('https://images.unsplash.com/photo-1507679799987-c73779587ccf');
}

.industry-card[data-bg="education"]::before {
  background-image: url('https://images.unsplash.com/photo-1523050854058-8df90110c9f1');
}

.industry-card[data-bg="government"]::before {
  background-image: url('https://images.unsplash.com/photo-1589820296156-2454bbecf1b4');
}

.industry-card[data-bg="construction"]::before {
  background-image: url('https://images.unsplash.com/photo-1503387762-592deb58ef4e');
}

.industry-card[data-bg="marine"]::before {
  background-image: url('https://images.unsplash.com/photo-1505832018823-8d5c2a3f1f5b');
}

.industry-card[data-bg="retail"]::before {
  background-image: url('https://images.unsplash.com/photo-1523275335684-37898b6baf30');
}

.industry-card[data-bg="finance"]::before {
  background-image: url('https://images.unsplash.com/photo-1526304640581-d334cdbbf45e');
}

.industry-card[data-bg="professional"]::before {
  background-image: url('https://images.unsplash.com/photo-1521791136064-7986c2920216');
}

.industry-card[data-bg="manufacturing"]::before {
  background-image: url('https://images.unsplash.com/photo-1581091870622-1c8a1f1a5c1a');
}

.industry-card[data-bg="logistics"]::before {
  background-image: url('https://images.unsplash.com/photo-1529070538774-1843cb3265df');
}

.industry-card:hover::before {
  opacity: 0.18;
}

.industry-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
  border-color: var(--accent-soft);
}

/* -----------------------------------------------------------
   ARCHITECTURE FLOW
----------------------------------------------------------- */

.architecture-flow {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.arch-item {
  padding: 1rem 1.4rem;
  background: var(--card-bg);
  border: 1px solid var(--border-soft);
  border-radius: 0.8rem;
  cursor: pointer;
  position: relative;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.arch-item:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.arch-item::after {
  content: attr(data-desc);
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2.6rem;
  background: var(--bg-alt);
  padding: 0.6rem;
  border-radius: 0.6rem;
  font-size: 0.8rem;
  color: var(--accent);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.arch-item:hover::after {
  opacity: 1;
  transform: translateY(0);
}

/* -----------------------------------------------------------
   TESTIMONIALS
----------------------------------------------------------- */

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  padding: 1.5rem;
  border-radius: 1rem;
  background: var(--card-bg);
  border: 1px solid var(--border-soft);
  color: var(--muted);
  font-style: italic;
}

/* -----------------------------------------------------------
   CONTACT
----------------------------------------------------------- */

.contact-card {
  max-width: 400px;
  padding: 1.5rem;
  border-radius: 1rem;
  background: var(--card-bg);
  border: 1px solid var(--border-soft);
}

/* -----------------------------------------------------------
   FOOTER
----------------------------------------------------------- */

.footer {
  text-align: center;
  padding: 2rem;
  color: var(--muted);
  border-top: 1px solid var(--border-soft);
}

/* -----------------------------------------------------------
   RESPONSIVE
----------------------------------------------------------- */

@media (max-width: 900px) {
  .navbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

@media (max-width: 600px) {
  .hero h1 {
    font-size: 2.2rem;
  }
}