@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  /* Colors */
  --bg-color: #ffffff;
  --text-color: #1a1a1a;
  --text-muted: #666666;
  --accent-color: #0055ff; /* Strong, confident accent */
  --accent-light: rgba(0, 85, 255, 0.05);
  --accent-hover: #0044cc;
  --border-color: #eeeeee;
  --footer-bg: #fafafa;

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  /* Transitions */
  --transition-smooth: 0.6s cubic-bezier(0.23, 1, 0.32, 1);
  --transition-fast: 0.3s ease;

  /* Spacing */
  --section-padding: 8rem 5%;
  --container-max: 1400px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Typography Styles */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

p {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--text-muted);
}

a {
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-fast);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  width: 90%;
}

/* Section Common */
section {
  padding: var(--section-padding);
}

.section-label {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 90px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  z-index: 1000;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  transition: transform 0.4s var(--transition-smooth);
}

.nav-logo img {
  height: 50px;
  width: auto;
}

@media (max-width: 1024px) {
  .nav-logo img {
    height: 50px;
  }
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0 5%;
}

.nav-logo {
  order: 1;
  margin-right: auto;
}

.nav-links {
  order: 2;
  display: flex;
  gap: 2.5rem;
  align-items: center;
  list-style: none;
}

.nav-cta {
  order: 3;
  margin-right: 2rem;
}

.nav-links > li {
  position: relative;
  display: flex;
  align-items: center;
  height: 90px;
}

.nav-links > li > a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-color);
  transition: color var(--transition-fast);
}

.nav-links > li:hover > a {
  color: var(--accent-color);
}

/* Dropdown Menu */
.dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: white;
  min-width: 240px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.1);
  border: 1px solid var(--border-color);
  padding: 1rem 0;
  display: none;
  z-index: 1000;
  border-radius: 4px;
  margin-top: -10px; /* Overlap slightly for hover stability */
}

.nav-links li:hover .dropdown {
  display: block;
}

.dropdown li {
  width: 100%;
}

.dropdown a {
  display: block;
  padding: 0.8rem 1.5rem !important;
  font-size: 0.9rem !important;
  color: var(--text-color) !important;
  transition: all var(--transition-fast) !important;
}

.dropdown a:hover {
  background-color: var(--accent-light) !important;
  color: var(--accent-color) !important;
}

.nav-cta .btn {
  padding: 0.3rem 0.7rem !important;
  font-size: 0.7rem !important;
  white-space: nowrap !important;
  min-height: auto !important;
  height: auto !important;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.8rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  text-align: center;
}

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

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 85, 255, 0.15);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-color);
}

.btn-outline:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
}

/* Footer */
footer {
  background-color: var(--footer-bg);
  padding: 6rem 5% 3rem;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand .logo {
  height: 50px;
  margin-bottom: 1.5rem;
}

.footer-brand .tagline {
  font-size: 1.1rem;
  color: var(--text-muted);
}

.footer-links h4 {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-smooth);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile Nav */
.hamburger {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--text-color);
  margin: 5px 0;
  transition: 0.3s;
}

@media (max-width: 1024px) {
  .nav-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 90px;
    left: 0;
    width: 100%;
    background: white;
    padding: 2rem 5%;
    border-bottom: 1px solid var(--border-color);
    transform: translateY(-150%);
    transition: transform var(--transition-smooth);
    z-index: 999;
  }
  
  .nav-links.active {
    transform: translateY(0);
  }

  .nav-links > li {
    height: auto;
    padding: 1rem 0;
  }

  .nav-logo {
    order: 1;
    margin-right: auto;
  }

  .nav-cta {
    order: 2;
    margin-right: 1rem;
    margin-left: auto;
  }

  .hamburger {
    order: 3;
    display: block;
  }

  .founder-img {
    object-position: center 10% !important;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  h1 { font-size: 3rem; }
  h2 { font-size: 2.5rem; }
  
  section {
    padding: 5rem 5%;
  }
}

/* Portfolio / Case Studies */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  margin-top: 4rem;
}

.portfolio-card {
  position: relative;
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: all var(--transition-smooth);
}

.portfolio-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 60px rgba(0,0,0,0.1);
  border-color: var(--accent-color);
}

.portfolio-card img {
  width: 100%;
  height: 400px;
  object-fit: contain;
  background: #f8f8f8;
  padding: 1.5rem;
  transition: transform 0.8s var(--transition-smooth);
}

/* Lightbox Styles */
.lightbox-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.9);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  cursor: zoom-out;
}

.lightbox-overlay.active {
  display: flex;
}

.lightbox-image {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  cursor: grab;
}

.portfolio-card:hover img {
  transform: scale(1.05);
}

.portfolio-info {
  padding: 2rem;
  border-top: 1px solid var(--border-color);
}

.portfolio-info h4 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-color);
}

.portfolio-info p {
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-muted);
}

@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}