/* ==========================================================================
   VIRHINO DESIGN SYSTEM — CORE STYLESHEET
   Brand: Virhino | Think. Build. Grow.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Brand Color Tokens: Primary Violet & Purple 💜 | Secondary Electric Blue 💙 */
  --color-navy: #060A22;
  --color-dark: #040612;
  --color-dark-surface: #090E2E;
  --color-dark-surface-elevated: #0F1745;
  --color-dark-border: rgba(255, 255, 255, 0.09);
  --color-dark-border-hover: rgba(139, 92, 246, 0.45);

  /* Primary Brand Colors: Violet + Purple */
  --color-violet: #7C3AED;
  --color-violet-deep: #5B21D6;
  --color-purple: #8B5CF6;
  --color-purple-luminous: #A855F7;
  --color-purple-light: #C084FC;
  --color-purple-glow: rgba(139, 92, 246, 0.45);

  /* Secondary Accent Color: User Exact Electric Blue Swatch */
  --color-electric-blue: #0068ED;
  --color-bright-blue: #1172EE;
  --color-blue-light: #72ABF5;
  --color-blue-ice: #F5F9FF;
  --color-blue-glow: rgba(0, 104, 237, 0.45);
  --color-cyan: #00E5FF;

  --color-white: #FFFFFF;
  --color-soft-bg: #F8FAFD;
  --color-light-surface: #FFFFFF;
  --color-light-surface-alt: #F1F4FA;
  --color-light-border: rgba(8, 14, 46, 0.08);
  --color-light-border-hover: rgba(124, 58, 237, 0.35);

  /* Neutrals & Text */
  --text-dark-primary: #FFFFFF;
  --text-dark-secondary: #9EB1D4;
  --text-dark-muted: #64748B;

  /* Primary Brand Gradient: Rich Violet -> Luminous Purple -> User Electric Blue */
  --gradient-primary: linear-gradient(135deg, #7C3AED 0%, #8B5CF6 32%, #1172EE 78%, #0068ED 100%);
  --gradient-primary-hover: linear-gradient(135deg, #8B5CF6 0%, #A855F7 35%, #0068ED 100%);
  --gradient-violet-purple: linear-gradient(135deg, #7C3AED 0%, #A855F7 100%);
  --gradient-electric-blue: linear-gradient(90deg, #F5F9FF 0%, #A8CBF9 35%, #1172EE 75%, #0068ED 100%);
  --gradient-glow: radial-gradient(circle, rgba(139, 92, 246, 0.45) 0%, rgba(124, 58, 237, 0.3) 35%, rgba(0, 104, 237, 0.22) 65%, transparent 75%);
  --gradient-subtle-dark: linear-gradient(180deg, #040612 0%, #060A22 100%);
  --gradient-card-dark: linear-gradient(180deg, rgba(15, 23, 69, 0.75) 0%, rgba(9, 14, 46, 0.6) 100%);
  --gradient-accent-bar: linear-gradient(90deg, #7C3AED 0%, #A855F7 40%, #1172EE 75%, #0068ED 100%);

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Shadows with Dominant Purple & Electric Blue Aura */
  --shadow-sm: 0 2px 8px rgba(4, 6, 18, 0.06);
  --shadow-md: 0 8px 24px rgba(4, 6, 18, 0.1);
  --shadow-lg: 0 16px 40px rgba(4, 6, 18, 0.16);
  --shadow-glow: 0 0 35px rgba(139, 92, 246, 0.42);
  --shadow-glow-purple: 0 0 35px rgba(168, 85, 247, 0.45);
  --shadow-glow-blue: 0 0 35px rgba(0, 102, 255, 0.38);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Container Sizes */
  --container-max: 1280px;
  --container-narrow: 960px;
  --header-height: 80px;
  --header-height-scrolled: 64px;
}

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

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-light-primary);
  background-color: var(--color-white);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
}

body {
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: inherit;
  letter-spacing: -0.02em;
  word-break: break-word;
}

.hero-heading {
  font-size: clamp(2rem, 5.5vw, 4.75rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
  word-break: break-word;
}

.section-heading {
  font-size: clamp(1.85rem, 3.8vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  word-break: break-word;
}

.sub-heading {
  font-size: clamp(1.2rem, 2vw, 1.75rem);
  font-weight: 600;
  line-height: 1.3;
  word-break: break-word;
}

.lead-text {
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  line-height: 1.65;
  color: var(--text-dark-secondary);
  word-break: break-word;
}

/* Eyebrow Label */
.eyebrow {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: clamp(0.625rem, 2vw, 0.75rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: clamp(0.06em, 1.5vw, 0.12em);
  color: var(--color-bright-blue);
  margin-bottom: 1rem;
  max-width: 100%;
  line-height: 1.4;
  word-break: break-word;
}

.eyebrow.eyebrow-dark {
  color: var(--color-bright-blue);
}

.eyebrow.eyebrow-light {
  color: var(--color-violet);
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: inline-block;
  box-shadow: 0 0 8px var(--color-bright-blue);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-narrow {
  max-width: var(--container-narrow);
}

.section-padding {
  padding-top: clamp(4.5rem, 8vw, 7.5rem);
  padding-bottom: clamp(4.5rem, 8vw, 7.5rem);
}

.section-padding-top {
  padding-top: clamp(4.5rem, 8vw, 7.5rem);
}

.section-padding-bottom {
  padding-bottom: clamp(4.5rem, 8vw, 7.5rem);
}

/* Color Sections */
.bg-dark {
  background-color: var(--color-dark);
  color: var(--text-dark-primary);
  position: relative;
}

.bg-navy {
  background-color: var(--color-navy);
  color: var(--text-dark-primary);
  position: relative;
}

.bg-soft {
  background-color: var(--color-soft-bg);
  color: var(--text-light-primary);
}

.bg-white {
  background-color: var(--color-white);
  color: var(--text-light-primary);
}

/* Gradient Text */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ==========================================================================
   BUTTONS & CTAs
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.2;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: 0 4px 18px rgba(91, 33, 214, 0.35);
}

.btn-primary:hover {
  background: var(--gradient-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 26px rgba(22, 140, 255, 0.45);
  color: var(--color-white);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  color: var(--color-white);
}

.btn-secondary-light {
  background: var(--color-white);
  color: var(--color-navy);
  border: 1px solid var(--color-light-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary-light:hover {
  border-color: var(--color-violet);
  color: var(--color-violet);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-link {
  padding: 0;
  background: transparent;
  border: none;
  color: var(--color-bright-blue);
  font-weight: 600;
  font-size: 0.9375rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-link:hover {
  color: var(--color-white);
  gap: 10px;
}

.btn-link-dark {
  color: var(--color-violet);
}

.btn-link-dark:hover {
  color: var(--color-electric-blue);
  gap: 10px;
}

.btn-lg {
  padding: 16px 34px;
  font-size: 1.0625rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.84375rem;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(6, 10, 34, 0.08);
  transition: height var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.scrolled {
  height: var(--header-height-scrolled);
  background-color: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid rgba(6, 10, 34, 0.12);
  box-shadow: 0 10px 30px rgba(6, 10, 34, 0.06);
}

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-brand img {
  height: 40px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.nav-brand:hover img {
  transform: scale(1.03);
}

.nav-brand-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-navy);
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: #334155;
  padding: 8px 0;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-violet);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-normal);
  border-radius: 2px;
}

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

/* Header Action */
.nav-action {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Mobile Hamburger */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-white);
  z-index: 1001;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px 0;
  background-color: var(--color-navy);
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.mobile-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer — Clean Modern White Theme */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 360px;
  height: 100vh;
  background-color: #FFFFFF;
  border-left: 1px solid rgba(226, 232, 240, 0.95);
  padding: 85px 28px 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  z-index: 999;
  transition: right var(--transition-smooth);
  box-shadow: -10px 0 40px rgba(6, 10, 34, 0.12);
  overflow-y: auto;
}

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

.mobile-nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(6, 10, 34, 0.45);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-nav-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mobile-link {
  font-family: var(--font-heading);
  font-size: 1.1875rem;
  font-weight: 600;
  color: var(--color-navy);
  display: block;
  padding: 10px 0;
  text-decoration: none;
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.mobile-link:hover,
.mobile-link.active {
  color: var(--color-bright-blue);
  border-bottom-color: var(--color-bright-blue);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  background-color: #FFFFFF !important;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(139, 92, 246, 0.06) 0%, rgba(0, 104, 237, 0.04) 40%, transparent 70%),
    linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%) !important;
  color: var(--color-navy) !important;
  border-top: 1px solid rgba(226, 232, 240, 0.95) !important;
  padding-top: clamp(3.5rem, 5vw, 5rem);
  padding-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  margin-bottom: 3.5rem;
}

.footer-brand {
  max-width: 320px;
}

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 1.25rem;
}

.footer-brand-logo img {
  height: 42px;
  width: auto;
  max-width: 175px;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.footer-brand-logo img:hover {
  transform: scale(1.03);
}

.footer-brand-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-navy);
}

.footer-tagline {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: #7C3AED;
  margin-bottom: 1rem;
  letter-spacing: 0.04em;
}

.footer-desc {
  font-size: 0.9375rem;
  color: #475569;
  line-height: 1.6;
}

.footer-column-title {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-navy);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 0.9375rem;
  color: #475569;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
  text-decoration: none;
}

.footer-link:hover {
  color: var(--color-bright-blue);
  transform: translateX(3px);
}

/* Social Media Icons Strip (X, Facebook, YouTube, LinkedIn, Instagram) */
.social-media-strip {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.social-btn {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: #F8FAFC;
  border: 1px solid rgba(226, 232, 240, 0.95);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
  color: #475569;
  box-shadow: 0 2px 8px rgba(6, 10, 34, 0.04);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.social-btn svg {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
}

.social-btn:hover {
  transform: translateY(-3px) scale(1.08);
  box-shadow: 0 8px 20px rgba(6, 10, 34, 0.1);
}

.social-btn.social-x {
  background: #000000;
  border-color: #000000;
  color: #FFFFFF;
}
.social-btn.social-x:hover {
  background: #18181B;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.social-btn.social-fb {
  background: #EFF6FF;
  border-color: rgba(24, 119, 242, 0.25);
  color: #1877F2;
}
.social-btn.social-fb:hover {
  background: #1877F2;
  border-color: #1877F2;
  color: #FFFFFF;
  box-shadow: 0 8px 20px rgba(24, 119, 242, 0.35);
}

.social-btn.social-yt {
  background: #FEF2F2;
  border-color: rgba(255, 0, 0, 0.25);
  color: #FF0000;
}
.social-btn.social-yt:hover {
  background: #FF0000;
  border-color: #FF0000;
  color: #FFFFFF;
  box-shadow: 0 8px 20px rgba(255, 0, 0, 0.35);
}

.social-btn.social-li {
  background: #F0F9FF;
  border-color: rgba(10, 102, 194, 0.25);
  color: #0A66C2;
}
.social-btn.social-li:hover {
  background: #0A66C2;
  border-color: #0A66C2;
  color: #FFFFFF;
  box-shadow: 0 8px 20px rgba(10, 102, 194, 0.35);
}

.social-btn.social-ig {
  background: #FDF2F8;
  border-color: rgba(225, 48, 108, 0.25);
  color: #E1306C;
}
.social-btn.social-ig:hover {
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  border-color: transparent;
  color: #FFFFFF;
  box-shadow: 0 8px 20px rgba(225, 48, 108, 0.35);
}

.social-btn:hover svg {
  transform: scale(1.12);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(226, 232, 240, 0.9);
  font-size: 0.875rem;
  color: #64748B;
}

.footer-legal-links {
  display: flex;
  gap: 24px;
}

.footer-legal-links a {
  color: #64748B;
  text-decoration: none;
  font-size: 0.8125rem;
  transition: color var(--transition-fast);
}

.footer-legal-links a:hover {
  color: var(--color-bright-blue);
}

/* Zoho-Style Centered Bottom Brand Bar ("last slide") */
.footer-bottom-zoho {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 2.25rem;
  margin-top: 2.5rem;
  border-top: 1px solid rgba(226, 232, 240, 0.9);
}

.footer-bottom-logo {
  margin-bottom: 0.75rem;
}

.footer-bottom-logo img {
  height: 38px;
  width: auto;
  max-width: 145px;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.footer-bottom-logo img:hover {
  transform: scale(1.05);
}

.footer-copyright {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 500;
  color: #64748B;
  margin-bottom: 0;
  letter-spacing: -0.01em;
}

.footer-bottom-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.875rem;
  color: #64748B;
  margin-bottom: 0.75rem;
}

.footer-meta-link {
  color: var(--color-bright-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-meta-link:hover {
  color: var(--color-violet);
  text-decoration: underline;
}

.footer-meta-sep {
  color: #CBD5E1;
}

/* ==========================================================================
   MEDIA QUERIES (DESKTOP / TABLET / MOBILE)
   ========================================================================== */

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

@media (max-width: 900px) {
  .nav-menu,
  .nav-action .btn-primary {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }
}

@media (max-width: 640px) {
  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .container {
    padding-left: 20px;
    padding-right: 20px;
  }
}

/* Accessibility / Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}