@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');
@import url('https://cdn.jsdelivr.net/npm/remixicon@2.5.0/fonts/remixicon.css');

:root {
  --nexora-void: #0A0E1F;
  --nexora-deep: #121834;
  --nexora-surface: #1A2142;
  --nexora-violet: #7B5CFA;
  --nexora-violet-dark: #5B3FD9;
  --nexora-cyan: #2DE2E6;
  --nexora-magenta: #F857A6;
  --nexora-amber: #FFB84D;
  --nexora-text-light: #E8EBFF;
  --nexora-text-muted: #9BA3C7;
  --nexora-border: rgba(123, 92, 250, 0.25);
  --nexora-shadow: 0 8px 32px rgba(91, 63, 217, 0.25);
  --nexora-glow: 0 0 24px rgba(45, 226, 230, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: #F7F8FC;
  color: #1A2142;
  overflow-x: hidden;
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--nexora-void);
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--nexora-violet), var(--nexora-cyan));
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--nexora-cyan), var(--nexora-magenta));
}

/* ===== Sticky Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background-color: var(--nexora-void);
  border-bottom: 1px solid var(--nexora-border);
  box-shadow: 0 4px 20px rgba(10, 14, 31, 0.4);
  transition: all 0.3s ease;
}

.site-header .logo-text {
  background: linear-gradient(135deg, var(--nexora-cyan), var(--nexora-violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.nav-link {
  position: relative;
  color: var(--nexora-text-light);
  font-weight: 500;
  transition: color 0.25s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--nexora-cyan), var(--nexora-violet));
  transition: width 0.3s ease;
}

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

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active {
  color: var(--nexora-cyan);
}

.nav-link.active::after {
  width: 100%;
}

/* ===== Mobile Menu ===== */
.mobile-menu-toggle {
  color: var(--nexora-text-light);
  font-size: 1.75rem;
  cursor: pointer;
}

.mobile-menu {
  background-color: var(--nexora-deep);
  border-top: 1px solid var(--nexora-border);
}

.mobile-menu a {
  color: var(--nexora-text-light);
  border-bottom: 1px solid rgba(123, 92, 250, 0.15);
}

.mobile-menu a:hover {
  color: var(--nexora-cyan);
  background-color: rgba(123, 92, 250, 0.08);
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--nexora-violet), var(--nexora-violet-dark));
  color: #ffffff;
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  border: none;
  box-shadow: var(--nexora-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(91, 63, 217, 0.4), var(--nexora-glow);
  background: linear-gradient(135deg, var(--nexora-cyan), var(--nexora-violet));
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--nexora-cyan);
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  border: 2px solid var(--nexora-cyan);
  transition: all 0.25s ease;
  cursor: pointer;
}

.btn-secondary:hover {
  background-color: var(--nexora-cyan);
  color: var(--nexora-void);
  box-shadow: var(--nexora-glow);
}

.btn-amber {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--nexora-amber), #FF9A3D);
  color: #1A1E36;
  font-weight: 700;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  border: none;
  box-shadow: 0 8px 24px rgba(255, 184, 77, 0.35);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  cursor: pointer;
}

.btn-amber:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 34px rgba(255, 184, 77, 0.5);
}

/* ===== Cards ===== */
.tech-card {
  background-color: #ffffff;
  border: 1px solid #E5E7F5;
  border-radius: 14px;
  padding: 2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.tech-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--nexora-violet), var(--nexora-cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.tech-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(91, 63, 217, 0.15);
  border-color: var(--nexora-violet);
}

.tech-card:hover::before {
  transform: scaleX(1);
}

.tech-card-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(123, 92, 250, 0.15), rgba(45, 226, 230, 0.15));
  color: var(--nexora-violet);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
}

.dark-card {
  background: linear-gradient(160deg, var(--nexora-deep), var(--nexora-surface));
  border: 1px solid var(--nexora-border);
  border-radius: 14px;
  padding: 2rem;
  color: var(--nexora-text-light);
}

.dark-card p {
  color: var(--nexora-text-muted);
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.form-label {
  display: block;
  font-weight: 600;
  color: #1A2142;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 2px solid #E5E7F5;
  border-radius: 8px;
  background-color: #F9FAFF;
  color: #1A2142;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
  font-size: 1rem;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--nexora-violet);
  background-color: #ffffff;
  box-shadow: 0 0 0 4px rgba(123, 92, 250, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #A0A6C4;
}

.contact-form-wrapper {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #E5E7F5;
  box-shadow: 0 20px 60px rgba(26, 33, 66, 0.08);
  padding: 2.5rem;
  position: relative;
}

.contact-form-wrapper::after {
  content: '';
  position: absolute;
  top: -2px;
  left: 30px;
  right: 30px;
  height: 4px;
  background: linear-gradient(90deg, var(--nexora-violet), var(--nexora-cyan), var(--nexora-magenta));
  border-radius: 4px;
}

/* ===== Accordion ===== */
.accordion-item {
  border: 1px solid #E5E7F5;
  border-radius: 10px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  background-color: #ffffff;
  font-weight: 600;
  color: #1A2142;
  transition: background-color 0.25s ease;
}

.accordion-header:hover {
  background-color: #F5F4FF;
}

.accordion-header .accordion-icon {
  color: var(--nexora-violet);
  transition: transform 0.3s ease;
}

.accordion-header.active .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  display: none;
  padding: 0 1.5rem 1.25rem;
  color: #4B5170;
  line-height: 1.7;
}

/* ===== Cookie Banner ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--nexora-void);
  border-top: 2px solid var(--nexora-violet);
  padding: 1.5rem;
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.3);
}

.cookie-banner h3 {
  color: #ffffff;
}

.cookie-banner p {
  color: #C7CBE8;
}

.cookie-banner a {
  color: #6EE7F0;
  text-decoration: underline;
}

.cookie-banner a:hover {
  color: var(--nexora-magenta);
}

/* ===== Hero / Glow Effects ===== */
.hero-glow {
  position: relative;
  background: radial-gradient(circle at 20% 20%, rgba(123, 92, 250, 0.25), transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(45, 226, 230, 0.2), transparent 50%),
              var(--nexora-void);
}

.gradient-text {
  background: linear-gradient(135deg, var(--nexora-cyan), var(--nexora-violet), var(--nexora-magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.grid-pattern {
  background-image: linear-gradient(rgba(123, 92, 250, 0.08) 1px, transparent 1px),
                     linear-gradient(90deg, rgba(123, 92, 250, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ===== Loading Spinner ===== */
.nexora-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid rgba(123, 92, 250, 0.2);
  border-top-color: var(--nexora-violet);
  border-radius: 50%;
  animation: nexora-spin 0.9s linear infinite;
}

@keyframes nexora-spin {
  to { transform: rotate(360deg); }
}

/* ===== Fade / Animation Utilities ===== */
.fade-in-up {
  opacity: 0;
  transform: translateY(24px);
  animation: nexoraFadeUp 0.7s ease forwards;
}

@keyframes nexoraFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pulse-glow {
  animation: nexoraPulse 2.4s ease-in-out infinite;
}

@keyframes nexoraPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(45, 226, 230, 0.4); }
  50% { box-shadow: 0 0 0 12px rgba(45, 226, 230, 0); }
}

/* ===== Badges ===== */
.badge-popular {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: linear-gradient(135deg, var(--nexora-amber), #FF9A3D);
  color: #1A1E36;
  font-weight: 700;
  font-size: 0.75rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-tech {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: rgba(123, 92, 250, 0.12);
  color: var(--nexora-violet-dark);
  font-weight: 600;
  font-size: 0.75rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
}

/* ===== Section Divider ===== */
.section-divider {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--nexora-violet), var(--nexora-cyan), transparent);
  margin: 3rem 0;
}

/* ===== Footer ===== */
.site-footer {
  background-color: var(--nexora-void);
  color: var(--nexora-text-muted);
}

.site-footer h4 {
  color: #ffffff;
}

.site-footer a {
  color: var(--nexora-text-muted);
  transition: color 0.25s ease;
}

.site-footer a:hover {
  color: var(--nexora-cyan);
}

.footer-social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(123, 92, 250, 0.12);
  color: var(--nexora-text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
}

.footer-social-icon:hover {
  background: linear-gradient(135deg, var(--nexora-violet), var(--nexora-cyan));
  color: #ffffff;
  transform: translateY(-3px);
}

/* ===== Table (Pricing etc.) ===== */
.pricing-table th,
.pricing-table td {
  border-bottom: 1px solid #E5E7F5;
  padding: 0.9rem 1rem;
}

.pricing-table thead th {
  background-color: var(--nexora-void);
  color: #ffffff;
}

/* ===== Responsive Helpers ===== */
@media (max-width: 768px) {
  .contact-form-wrapper {
    padding: 1.5rem;
  }

  .tech-card {
    padding: 1.5rem;
  }
}