/* ═══════════════════════════════════════════════════════════════════════════
   BlueCloud — base.css
   Shared design tokens, reset, typography, layout primitives,
   navbar, footer, common buttons, animations.
   ═══════════════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Typography */
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-heading: 'Plus Jakarta Sans', var(--font-sans);

  /* Color Palette (Riverbed Inspired) */
  --color-bg-deep: #060413;
  --color-bg-card: #0c0926;
  --color-bg-card-hover: #130f36;
  --color-bg-nav: rgba(6, 4, 19, 0.85);

  --color-primary: #8b5cf6;
  --color-primary-glow: rgba(139, 92, 246, 0.15);

  --color-accent: #ff6a00;
  --color-accent-hover: #ff8533;
  --color-accent-glow: rgba(255, 106, 0, 0.2);

  --color-text-primary: #ffffff;
  --color-text-secondary: #a5a1d2;
  --color-text-muted: #6e6b8c;

  --color-border: #1d1947;
  --color-border-focus: #ff6a00;

  /* Status colors */
  --color-success: #10b981;
  --color-info: #3b82f6;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-purple: #8b5cf6;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

  /* Shadows & Glows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.8), 0 0 15px rgba(139, 92, 246, 0.1);
  --glow-orange: 0 0 20px rgba(255, 106, 0, 0.25);
  --glow-purple: 0 0 25px rgba(139, 92, 246, 0.2);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-bg-deep);
}

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

/* Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-deep);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

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

button,
input,
textarea,
select {
  font-family: inherit;
  outline: none;
}

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

/* Container */
.container {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Section layout */
.section {
  padding: 8rem 0;
  position: relative;
  overflow: hidden;
}

@media (max-width: 1023px) {
  .section {
    padding: 5rem 0;
  }
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 5rem auto;
}

@media (max-width: 1023px) {
  .section-header {
    margin-bottom: 3rem;
  }
}

.section-tag {
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-text-primary);
  margin-bottom: 1.25rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-normal);
  gap: 0.5rem;
  border: 1px solid transparent;
  text-decoration: none;
  font-family: inherit;
}

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

.btn-primary:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--glow-orange);
}

.btn-secondary {
  background-color: transparent;
  color: #ffffff;
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--color-text-secondary);
  transform: translateY(-2px);
}

.btn-outline-purple {
  background-color: transparent;
  color: #ffffff;
  border-color: var(--color-primary);
}

.btn-outline-purple:hover {
  background-color: rgba(139, 92, 246, 0.1);
  transform: translateY(-2px);
  box-shadow: var(--glow-purple);
}

.btn-outline-orange {
  background-color: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.btn-outline-orange:hover {
  background-color: rgba(255, 106, 0, 0.1);
  transform: translateY(-2px);
  box-shadow: var(--glow-orange);
}

/* Navbar */
.navbar-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--color-bg-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.5rem 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

@media (max-width: 1099px) {
  .navbar-header {
    padding: 0.5rem 1rem;
  }
}

.navbar-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-logo-link {
  display: flex;
  align-items: center;
  margin-right: 2rem;
}

.navbar-logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

@media (max-width: 1099px) {
  .navbar-logo-img {
    height: 40px;
  }
}

.navbar-logo-link:hover .navbar-logo-img {
  transform: scale(1.05);
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 1.5rem;
}

@media (min-width: 1100px) {
  .desktop-nav {
    display: flex;
    gap: 2rem;
  }
}

.nav-link-btn {
  background: transparent;
  border: none;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.05em;
  padding: 0.5rem 0.25rem;
  cursor: pointer;
  position: relative;
  transition: color var(--transition-fast);
  text-decoration: none;
  display: inline-block;
}

.nav-link-btn:hover {
  color: #ffffff;
}

.nav-link-btn.active {
  color: var(--color-accent);
}

.nav-link-btn::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

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

.nav-link-btn.contact-cta-btn {
  background-color: var(--color-accent);
  color: #ffffff;
  padding: 0.6rem 1.25rem;
  border-radius: 6px;
  font-weight: 700;
  margin-left: 0.5rem;
  border: 1px solid var(--color-accent);
}

.nav-link-btn.contact-cta-btn::after {
  display: none;
}

.nav-link-btn.contact-cta-btn:hover {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--glow-orange);
}

/* Keep the CTA button filled even on its own page — just add a subtle inset ring */
.nav-link-btn.contact-cta-btn.active {
  background-color: var(--color-accent-hover);
  color: #ffffff;
  border-color: var(--color-accent-hover);
  box-shadow: inset 0 0 0 2px rgba(255,255,255,0.25), var(--glow-orange);
}

/* ── Mobile hamburger toggle ── */
.mobile-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  min-width: 44px;
  min-height: 44px;
  border-radius: 8px;
  transition: background-color 0.2s;
  position: relative;
  z-index: 1100;
}

.mobile-nav-toggle:hover {
  background-color: rgba(255, 255, 255, 0.07);
}

@media (max-width: 1099px) {
  .mobile-nav-toggle {
    display: flex;
  }
}

/* Animated bars → X */
.mobile-nav-toggle .bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: #ffffff;
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
              opacity   0.25s ease,
              width     0.25s ease;
  transform-origin: center;
}

.mobile-nav-toggle.is-open .bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-nav-toggle.is-open .bar:nth-child(2) {
  opacity: 0;
  width: 0;
}
.mobile-nav-toggle.is-open .bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Backdrop ── */
.mobile-nav-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 1080;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.mobile-nav-backdrop.is-open {
  display: block;
}
.mobile-nav-backdrop.is-visible {
  opacity: 1;
}

/* ── Full-screen drawer ── */
.mobile-nav-drawer {
  position: fixed;
  inset: 0;
  background-color: #08041c;
  z-index: 1090;
  display: flex;
  flex-direction: column;
  padding: 0 1.5rem 1.5rem;
  overflow: hidden;
  /* Hidden state: slid off to the right */
  transform: translateX(100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.38s cubic-bezier(0.4, 0, 0.2, 1),
              opacity   0.3s ease;
  will-change: transform;
}

.mobile-nav-drawer.is-open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

/* ── Header row: logo + close ── */
.mobile-nav-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 0.5rem;
  flex-shrink: 0;
}

.mobile-nav-drawer-header .navbar-logo-link {
  display: flex;
  align-items: center;
}

.mobile-nav-drawer-header .navbar-logo-img {
  height: 36px;
  width: auto;
}

.mobile-nav-drawer-close {
  background: none;
  border: none;
  color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  border-radius: 8px;
  transition: background-color 0.15s, transform 0.2s;
}

.mobile-nav-drawer-close:hover {
  background-color: rgba(255, 255, 255, 0.07);
  transform: rotate(90deg);
}

/* ── Nav links with stagger animation ── */
.mobile-nav-drawer nav {
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: flex-start;
  padding-top: 0.75rem;
  gap: 0.15rem;
}

.mobile-nav-drawer nav a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  padding: 0.7rem 0.75rem;
  border-radius: 10px;
  letter-spacing: 0.04em;
  transition: color 0.15s, background-color 0.15s;
  /* Stagger-in state */
  opacity: 0;
  transform: translateX(24px);
}

/* Stagger animation keyframe */
@keyframes navLinkIn {
  to { opacity: 1; transform: translateX(0); }
}

/* Apply stagger when drawer opens */
.mobile-nav-drawer.is-open nav a {
  animation: navLinkIn 0.35s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
.mobile-nav-drawer.is-open nav a:nth-child(1)  { animation-delay: 0.08s; }
.mobile-nav-drawer.is-open nav a:nth-child(2)  { animation-delay: 0.12s; }
.mobile-nav-drawer.is-open nav a:nth-child(3)  { animation-delay: 0.16s; }
.mobile-nav-drawer.is-open nav a:nth-child(4)  { animation-delay: 0.20s; }
.mobile-nav-drawer.is-open nav a:nth-child(5)  { animation-delay: 0.23s; }
.mobile-nav-drawer.is-open nav a:nth-child(6)  { animation-delay: 0.26s; }
.mobile-nav-drawer.is-open nav a:nth-child(7)  { animation-delay: 0.29s; }
.mobile-nav-drawer.is-open nav a:nth-child(8)  { animation-delay: 0.32s; }
.mobile-nav-drawer.is-open nav a:nth-child(9)  { animation-delay: 0.34s; }
.mobile-nav-drawer.is-open nav a:nth-child(10) { animation-delay: 0.36s; }

.mobile-nav-drawer nav a::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
  transition: background 0.15s, transform 0.15s;
}

.mobile-nav-drawer nav a:hover {
  color: #ffffff;
  background-color: rgba(255, 255, 255, 0.05);
}

.mobile-nav-drawer nav a:hover::before {
  background: rgba(255, 255, 255, 0.6);
  transform: scale(1.4);
}

.mobile-nav-drawer nav a.active {
  color: var(--color-accent);
  background-color: rgba(255, 120, 0, 0.08);
}

.mobile-nav-drawer nav a.active::before {
  background: var(--color-accent);
}

/* ── CTA button ── */
.mobile-nav-drawer .mobile-cta-btn {
  display: block;
  text-align: center;
  background-color: var(--color-accent);
  color: #ffffff !important;
  font-size: 1rem;
  font-weight: 700;
  padding: 0.95rem 1.5rem;
  border-radius: 50px;
  margin-top: 1rem;
  text-decoration: none;
  box-shadow: var(--glow-orange);
  flex-shrink: 0;
  transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
  opacity: 0;
}

.mobile-nav-drawer.is-open .mobile-cta-btn {
  animation: navLinkIn 0.35s cubic-bezier(0.4, 0, 0.2, 1) 0.38s forwards;
}

.mobile-nav-drawer .mobile-cta-btn::before {
  display: none !important;
}

.mobile-nav-drawer .mobile-cta-btn:hover {
  background-color: var(--color-accent-hover);
}

/* Footer */
.footer {
  background-color: #04030c;
  border-top: 1px solid var(--color-border);
  padding: 5rem 0 3rem 0;
  color: var(--color-text-secondary);
}

.footer-container {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 480px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr 2fr;
  }
}

.brand-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.footer-brand-icon {
  color: var(--color-accent);
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 50%;
}

.footer-brand-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.footer-brand-desc {
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.footer-socials a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.footer-socials a:hover {
  color: #ffffff;
  border-color: var(--color-accent);
  box-shadow: var(--glow-orange);
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links-list a,
.footer-links-list button {
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  padding: 0;
  text-align: left;
  transition: color var(--transition-fast);
  text-decoration: none;
}

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

.newsletter-col p {
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 1.25rem;
}

.newsletter-form {
  position: relative;
  display: flex;
  background-color: #04030c;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  max-width: 300px;
  transition: border-color var(--transition-fast);
}

.newsletter-form:focus-within {
  border-color: var(--color-accent);
}

.newsletter-form input {
  width: 100%;
  border: none;
  background: transparent;
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  color: #ffffff;
}

.newsletter-form input::placeholder {
  color: var(--color-text-muted);
}

.newsletter-form button {
  background-color: var(--color-accent);
  border: none;
  color: #ffffff;
  padding: 0 1.25rem;
  cursor: pointer;
  transition: background-color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
}

.newsletter-form button:hover {
  background-color: var(--color-accent-hover);
}

.newsletter-success {
  font-size: 0.85rem;
  color: var(--color-success);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
  }
}

.copyright-text {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-bottom-links a {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-decoration: none;
}

.footer-bottom-links a:hover {
  color: #ffffff;
}

.footer-bottom-links .divider {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.3);
}

/* Page wrapper padding for fixed nav */
main {
  padding-top: 120px;
  min-height: 60vh;
}

@media (max-width: 1099px) {
  main {
    padding-top: 72px;
  }
}

/* Offset anchor scroll for fixed navbar */
section[id] {
  scroll-margin-top: 130px;
}

@media (max-width: 1099px) {
  section[id] {
    scroll-margin-top: 80px;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

@keyframes float {
  0% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }

  100% {
    transform: translateY(0px);
  }
}

@keyframes pulseGlow {
  0% {
    opacity: 0.3;
  }

  50% {
    opacity: 0.6;
  }

  100% {
    opacity: 0.3;
  }
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Visually hidden (for a11y) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}