/* =========================================================
   Ravion Inc. — custom layer on top of Tailwind CDN
   Scroll reveals, nav behavior, buttons & micro-interactions
   ========================================================= */

:root {
  --brand: #10d98e;
  --mint: #3ee7c9;
  --night: #050a12;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

::selection {
  background: rgba(16, 217, 142, 0.25);
}

/* ---------- Scroll reveal ---------- */
.js [data-aos] {
  opacity: 0;
  transition:
    opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.js [data-aos='fade-up'] { transform: translateY(28px); }
.js [data-aos='fade-down'] { transform: translateY(-28px); }
.js [data-aos='fade-left'] { transform: translateX(32px); }
.js [data-aos='fade-right'] { transform: translateX(-32px); }
.js [data-aos='zoom-in'] { transform: scale(0.94); }
.js [data-aos].in-view {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-aos] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* ---------- Header ---------- */
.header {
  transition:
    background-color 0.4s ease,
    box-shadow 0.4s ease,
    backdrop-filter 0.4s ease;
}
.header.is-scrolled {
  background: rgba(5, 10, 18, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06), 0 8px 32px rgba(0, 0, 0, 0.35);
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 0.5rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(226, 232, 240, 0.75);
  border-radius: 0.6rem;
  transition: color 0.25s ease, background-color 0.25s ease;
}
.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0.2rem;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--brand), var(--mint));
  transform: translateX(-50%);
  transition: width 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.nav-link.is-active { color: #fff; }
.nav-link.is-active::after { width: 55%; }

/* ---------- Buttons ---------- */
.btn-primary,
.btn-outline-light,
.btn-ghost {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border-radius: 9999px;
  font-weight: 600;
  padding: 0.7rem 1.5rem;
  transition:
    transform 0.25s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.25s ease,
    background-color 0.25s ease,
    border-color 0.25s ease,
    color 0.25s ease;
}

.btn-primary {
  color: #052018;
  background: linear-gradient(120deg, #10d98e, #3ee7c9, #10d98e);
  background-size: 200% 100%;
  box-shadow: 0 4px 20px rgba(16, 217, 142, 0.35);
  animation: btn-gradient 5s ease infinite;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(16, 217, 142, 0.5);
}
.btn-primary:active { transform: translateY(0); }

@keyframes btn-gradient {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.btn-outline-light {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
}
.btn-outline-light:hover {
  transform: translateY(-2px);
  border-color: rgba(62, 231, 201, 0.5);
  background: rgba(255, 255, 255, 0.08);
}

.btn-ghost {
  color: #0b1220;
  border: 1px solid rgba(11, 18, 32, 0.15);
}
.btn-ghost:hover {
  transform: translateY(-2px);
  border-color: rgba(16, 217, 142, 0.5);
  background: rgba(16, 217, 142, 0.06);
}

/* Ripple (injected by JS) */
.ripple {
  position: absolute;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.45);
  transform: scale(0);
  animation: ripple 0.6s ease-out forwards;
  pointer-events: none;
}
@keyframes ripple {
  to { transform: scale(2.4); opacity: 0; }
}

/* ---------- Mobile nav ---------- */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.6rem;
  height: 2.6rem;
  align-items: center;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  transition: background-color 0.25s ease;
}
.nav-toggle:hover { background: rgba(255, 255, 255, 0.1); }
.nav-toggle__bar {
  width: 1.1rem;
  height: 2px;
  border-radius: 2px;
  background: #fff;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s ease;
}
.nav-toggle.is-open .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle.is-open .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  pointer-events: none;
  visibility: hidden;
  transition: visibility 0s linear 0.4s;
}
.mobile-nav.is-open {
  pointer-events: auto;
  visibility: visible;
  transition-delay: 0s;
}
.mobile-nav__backdrop {
  opacity: 0;
  transition: opacity 0.35s ease;
}
.mobile-nav.is-open .mobile-nav__backdrop { opacity: 1; }
.mobile-nav__panel {
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.mobile-nav.is-open .mobile-nav__panel { transform: translateX(0); }

body.nav-open { overflow: hidden; }

.mobile-link {
  display: block;
  padding: 0.8rem 1rem;
  border-radius: 0.75rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: rgba(226, 232, 240, 0.85);
  transition: color 0.25s ease, background-color 0.25s ease, transform 0.25s ease;
}
.mobile-link:hover,
.mobile-link.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(4px);
}

/* Staggered entrance for mobile links */
.mobile-nav .mobile-link {
  opacity: 0;
  transform: translateX(16px);
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.mobile-nav.is-open .mobile-link {
  opacity: 1;
  transform: translateX(0);
}
.mobile-nav.is-open li:nth-child(1) .mobile-link { transition-delay: 0.06s; }
.mobile-nav.is-open li:nth-child(2) .mobile-link { transition-delay: 0.1s; }
.mobile-nav.is-open li:nth-child(3) .mobile-link { transition-delay: 0.14s; }
.mobile-nav.is-open li:nth-child(4) .mobile-link { transition-delay: 0.18s; }
.mobile-nav.is-open li:nth-child(5) .mobile-link { transition-delay: 0.22s; }
.mobile-nav.is-open li:nth-child(6) .mobile-link { transition-delay: 0.26s; }
.mobile-nav.is-open li:nth-child(7) .mobile-link { transition-delay: 0.3s; }

/* ---------- Text helpers ---------- */
.text-gradient {
  background: linear-gradient(100deg, #10d98e 0%, #3ee7c9 50%, #10d98e 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: text-shimmer 6s linear infinite;
}
@keyframes text-shimmer {
  to { background-position: 200% center; }
}

.footer-link {
  position: relative;
  transition: color 0.25s ease, padding-left 0.25s ease;
}
.footer-link:hover {
  color: #3ee7c9;
  padding-left: 0.35rem;
}

/* ---------- Cards ---------- */
.card-lift {
  transition:
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.35s ease,
    border-color 0.35s ease;
}
.card-lift:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px -18px rgba(11, 18, 32, 0.18);
  border-color: rgba(16, 217, 142, 0.35);
}

/* Glow border sweep on dark cards */
.card-dark {
  transition:
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s ease,
    background-color 0.35s ease;
}
.card-dark:hover {
  transform: translateY(-4px);
  border-color: rgba(62, 231, 201, 0.4);
}

/* Icon chip inside cards */
.icon-chip {
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease;
}
.card-lift:hover .icon-chip,
.card-dark:hover .icon-chip,
.tile-hover:hover .icon-chip {
  transform: scale(1.08) rotate(-4deg);
  box-shadow: 0 8px 20px rgba(16, 217, 142, 0.3);
}

.tile-hover {
  transition:
    transform 0.3s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.3s ease,
    background-color 0.3s ease,
    box-shadow 0.3s ease;
}
.tile-hover:hover {
  transform: translateY(-4px);
  border-color: rgba(16, 217, 142, 0.4);
  box-shadow: 0 14px 30px -14px rgba(11, 18, 32, 0.15);
}

/* ---------- Hero grid backdrop ---------- */
.bg-grid-dark {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 65% at 50% 40%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 65% at 50% 40%, black 30%, transparent 75%);
}

/* ---------- Process connector ---------- */
.process-line {
  background: linear-gradient(90deg, transparent, rgba(16, 217, 142, 0.5), rgba(62, 231, 201, 0.5), transparent);
}
.process-pulse {
  position: absolute;
  top: 50%;
  left: 0;
  width: 5rem;
  height: 2px;
  transform: translateY(-50%);
  background: linear-gradient(90deg, transparent, #3ee7c9, transparent);
  filter: blur(1px);
  animation: pulse-travel 4s ease-in-out infinite;
}
@keyframes pulse-travel {
  0% { left: -5rem; opacity: 0; }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { left: 100%; opacity: 0; }
}

/* ---------- Mock UI (hero placeholder) ---------- */
.mock-bar {
  position: relative;
  overflow: hidden;
}
.mock-bar::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.14), transparent);
  animation: mock-shimmer 2.8s ease-in-out infinite;
}
@keyframes mock-shimmer {
  60%, 100% { transform: translateX(100%); }
}

.mock-chart-bar {
  transform-origin: bottom;
  animation: chart-grow 1s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.mock-chart-bar:nth-child(1) { animation-delay: 0.15s; }
.mock-chart-bar:nth-child(2) { animation-delay: 0.25s; }
.mock-chart-bar:nth-child(3) { animation-delay: 0.35s; }
.mock-chart-bar:nth-child(4) { animation-delay: 0.45s; }
.mock-chart-bar:nth-child(5) { animation-delay: 0.55s; }
.mock-chart-bar:nth-child(6) { animation-delay: 0.65s; }
.mock-chart-bar:nth-child(7) { animation-delay: 0.75s; }
@keyframes chart-grow {
  from { transform: scaleY(0); }
  to { transform: scaleY(1); }
}

/* ---------- Marquee (industries) ---------- */
.marquee-mask {
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}
.marquee-track:hover { animation-play-state: paused; }

/* ---------- Misc ---------- */
.section-load-error {
  padding: 2rem;
  text-align: center;
  color: #94a3b8;
}