/* ===================================
   SiteAssurance — Animations
   =================================== */

/* ---- Scroll-triggered reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition:
    opacity var(--duration-reveal) var(--ease-out),
    transform var(--duration-reveal) var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered delays */
.reveal[data-delay="1"] { transition-delay: 80ms; }
.reveal[data-delay="2"] { transition-delay: 160ms; }
.reveal[data-delay="3"] { transition-delay: 240ms; }
.reveal[data-delay="4"] { transition-delay: 320ms; }
.reveal[data-delay="5"] { transition-delay: 400ms; }

/* Hero stagger */
.hero .reveal:nth-child(1) { transition-delay: 150ms; }
.hero .reveal:nth-child(2) { transition-delay: 300ms; }
.hero .reveal:nth-child(3) { transition-delay: 450ms; }
.hero .reveal:nth-child(4) { transition-delay: 600ms; }
.hero .reveal:nth-child(5) { transition-delay: 750ms; }

/* ---- Hero dot pattern drift ---- */
@keyframes patternDrift {
  0% { background-position: 0 0; }
  100% { background-position: 32px 32px; }
}

.hero-pattern {
  animation: patternDrift 80s linear infinite;
}

/* ---- FAQ open ---- */
.faq-answer {
  animation: faqSlide var(--duration-normal) var(--ease-out);
}

@keyframes faqSlide {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Step number ---- */
.step-number {
  transition: transform var(--duration-normal) var(--ease-out);
}

.step:hover .step-number {
  transform: scale(1.06);
}

/* ---- Success state ---- */
.form-success svg path {
  animation: checkDraw 0.5s var(--ease-out) 0.15s both;
}

@keyframes checkDraw {
  from {
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
  }
  to {
    stroke-dasharray: 100;
    stroke-dashoffset: 0;
  }
}

.form-success {
  animation: fadeUp var(--duration-slow) var(--ease-out);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Nav scroll ---- */
.site-header {
  transition:
    background var(--duration-normal) var(--ease-out),
    padding var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out);
}

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

  .reveal {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}