/* ============================================
   VELORA LABS LLP - Corporate Website Styles
   ============================================ */

:root {
  --color-dark: #0a0e27;
  --color-dark-blue: #0f172a;
  --color-blue: #1e3a5f;
  --color-indigo: #312e81;
  --color-accent: #4f46e5;
  --color-accent-light: #6366f1;
  --color-white: #ffffff;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.2);
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-gray-200);
  background: var(--color-dark-blue);
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========== Header / Nav ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 39, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: background var(--transition);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  min-height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: opacity var(--transition);
}

.nav-logo:hover {
  opacity: 0.9;
}

.nav-logo-img {
  display: block;
  height: 40px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
}

.btn-nav-cta {
  padding: 0.5rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  box-shadow: 0 2px 12px rgba(79, 70, 229, 0.35);
  margin-left: 0.5rem;
  white-space: nowrap;
  line-height: 1.5;
  vertical-align: middle;
}

.btn-nav-cta:hover {
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(79, 70, 229, 0.45);
}

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

.nav-link {
  color: var(--color-gray-200);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9375rem;
  transition: color var(--transition);
}

.nav-link:hover {
  color: var(--color-white);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-toggle-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 4rem 0;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-blue) 40%, var(--color-indigo) 100%);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(79, 70, 229, 0.25), transparent),
              radial-gradient(ellipse 60% 40% at 100% 50%, rgba(49, 46, 129, 0.2), transparent);
  pointer-events: none;
}

.hero-bg::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 200px;
  background: linear-gradient(to top, var(--color-dark-blue), transparent);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  animation: fadeInUp 0.8s ease-out;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-subtext {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-gray-400);
  max-width: 640px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-sans);
  text-decoration: none;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(79, 70, 229, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  border-color: var(--color-accent-light);
  color: var(--color-accent-light);
  background: rgba(79, 70, 229, 0.1);
}

.btn-full {
  width: 100%;
}

.hero-glow {
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(79, 70, 229, 0.15) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 0;
  animation: pulse 4s ease-in-out infinite;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
}

/* ========== Sections ========== */
.section {
  padding: 5rem 0;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-white);
  text-align: center;
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}

/* ========== About ========== */
.about {
  background: var(--color-dark-blue);
}

.about-content {
  max-width: 720px;
  margin: 0 auto;
}

.about-text {
  font-size: 1.125rem;
  color: var(--color-gray-400);
  margin-bottom: 1.25rem;
  line-height: 1.75;
}

.about-text:last-child {
  margin-bottom: 0;
}

/* ========== Services ========== */
.services {
  background: linear-gradient(180deg, var(--color-dark-blue) 0%, rgba(15, 23, 42, 0.98) 100%);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  animation: fadeInUp 0.6s ease-out backwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.15s; }
.service-card:nth-child(3) { animation-delay: 0.2s; }
.service-card:nth-child(4) { animation-delay: 0.25s; }
.service-card:nth-child(5) { animation-delay: 0.3s; }

.service-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(79, 70, 229, 0.3);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.25rem;
  color: var(--color-accent-light);
}

.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--color-gray-400);
  line-height: 1.6;
}

/* ========== Principles ========== */
.principles {
  background: var(--color-dark-blue);
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.principle-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition);
  animation: fadeInUp 0.6s ease-out backwards;
}

.principle-card:nth-child(1) { animation-delay: 0.1s; }
.principle-card:nth-child(2) { animation-delay: 0.15s; }
.principle-card:nth-child(3) { animation-delay: 0.2s; }
.principle-card:nth-child(4) { animation-delay: 0.25s; }
.principle-card:nth-child(5) { animation-delay: 0.3s; }

.principle-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(79, 70, 229, 0.25);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.principle-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 1.25rem;
  color: var(--color-accent-light);
}

.principle-icon svg {
  width: 100%;
  height: 100%;
}

.principle-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.principle-desc {
  font-size: 0.9375rem;
  color: var(--color-gray-400);
  line-height: 1.6;
}

/* ========== Contact ========== */
.contact {
  background: linear-gradient(180deg, var(--color-dark-blue) 0%, var(--color-dark) 100%);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  max-width: 900px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-block {
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.contact-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.contact-value,
.contact-value:hover {
  color: var(--color-accent-light);
  text-decoration: none;
  font-size: 1.0625rem;
}

.contact-address {
  font-style: normal;
  color: var(--color-gray-200);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.contact-form {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-200);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--color-white);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-gray-500);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form .btn {
  margin-top: 0.5rem;
}

/* ========== Footer ========== */
.footer {
  background: var(--color-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 3rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2rem;
  align-items: start;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.footer-logo {
  display: block;
  height: 40px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  margin-bottom: 0;
}

.footer-tagline {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  line-height: 1.5;
  margin: 0;
}

.footer-heading {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links a {
  color: var(--color-gray-400);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color var(--transition);
}

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

.footer-links li + li {
  margin-top: 0.5rem;
}

.footer-contact a,
.footer-contact p {
  display: block;
  color: var(--color-gray-400);
  font-size: 0.9375rem;
  text-decoration: none;
}

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

.footer-contact p {
  margin-top: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 1.25rem 0;
}

.copyright {
  font-size: 0.875rem;
  color: var(--color-gray-500);
  text-align: center;
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 64px;
    right: -100%;
    width: 100%;
    max-width: 280px;
    height: calc(100vh - 64px);
    background: rgba(10, 14, 39, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 2rem;
    gap: 1rem;
    border-left: 1px solid rgba(255, 255, 255, 0.06);
    transition: right var(--transition);
  }

  .nav-menu-open {
    right: 0;
  }

  .nav-menu .btn-nav-cta {
    margin-left: 0;
    margin-top: 0.5rem;
    width: 100%;
    text-align: center;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    min-height: 85vh;
    padding: 3rem 0;
  }

  .section {
    padding: 3.5rem 0;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
    align-items: center;
  }

  .footer-brand {
    align-items: center;
    text-align: center;
  }

  .footer-links ul {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .footer-contact {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .services-grid,
  .principles-grid {
    grid-template-columns: 1fr;
  }
}