/* ═══════════════════════════════════════════════════════════
   DigiAi Theme — animations.css
   ═══════════════════════════════════════════════════════════ */

/* ── Keyframes ─────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes glowPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 212, 255, 0.2); }
  50%       { box-shadow: 0 0 40px rgba(0, 212, 255, 0.5); }
}

@keyframes borderGlow {
  0%, 100% { border-color: rgba(0, 212, 255, 0.2); }
  50%       { border-color: rgba(0, 212, 255, 0.6); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes counterUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes scanline {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

@keyframes typing {
  from { width: 0; }
  to   { width: 100%; }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

@keyframes particleFloat {
  0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10%  { opacity: 0.6; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}

@keyframes shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ── Reveal on scroll (Intersection Observer) ──────────────── */
[data-animate] {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate="fade-up"]   { transform: translateY(30px); }
[data-animate="fade-left"] { transform: translateX(-30px); }
[data-animate="fade-right"]{ transform: translateX(30px); }
[data-animate="scale-in"]  { transform: scale(0.92); }
[data-animate="fade"]      { transform: none; }

[data-animate].animated {
  opacity: 1;
  transform: none;
}

[data-delay="100"] { transition-delay: 100ms; }
[data-delay="200"] { transition-delay: 200ms; }
[data-delay="300"] { transition-delay: 300ms; }
[data-delay="400"] { transition-delay: 400ms; }
[data-delay="500"] { transition-delay: 500ms; }
[data-delay="600"] { transition-delay: 600ms; }

/* ── Animated gradient text ────────────────────────────────── */
.text-gradient-animated {
  background: linear-gradient(270deg, #00D4FF, #7C3AED, #00F5A0, #00D4FF);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 4s ease infinite;
}

/* ── Hero particles canvas ─────────────────────────────────── */
#particles-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Typing effect ─────────────────────────────────────────── */
.typing-effect {
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
  border-right: 3px solid var(--clr-primary);
  animation:
    typing 2.5s steps(40) forwards,
    blink 0.75s step-end infinite;
}

/* ── Glow card ─────────────────────────────────────────────── */
.card-glow {
  animation: glowPulse 3s ease-in-out infinite;
}

/* ── Float element ─────────────────────────────────────────── */
.float-element {
  animation: float 4s ease-in-out infinite;
}

/* ── Shimmer loading skeleton ──────────────────────────────── */
.skeleton {
  position: relative;
  overflow: hidden;
  background: var(--glass-bg);
  border-radius: var(--radius-md);
}

.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.04) 50%,
    transparent 100%
  );
  animation: shimmer 1.5s infinite;
}

/* ── Progress bar animated ─────────────────────────────────── */
.progress-bar {
  height: 4px;
  background: var(--clr-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0%;
}

/* ── Hover underline link ──────────────────────────────────── */
.hover-underline {
  position: relative;
  display: inline-block;
}

.hover-underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--clr-primary);
  transition: width 0.3s ease;
}

.hover-underline:hover::after { width: 100%; }

/* ── Number counter ────────────────────────────────────────── */
.counter-number {
  display: inline-block;
  transition: transform 0.3s ease;
}

/* ── Scanline overlay (opzionale hero) ─────────────────────── */
.scanline-overlay {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 1;
}

/* ── Stagger children animation ────────────────────────────── */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children.in-view > *:nth-child(1) { opacity:1; transform:none; transition-delay:0ms; }
.stagger-children.in-view > *:nth-child(2) { opacity:1; transform:none; transition-delay:80ms; }
.stagger-children.in-view > *:nth-child(3) { opacity:1; transform:none; transition-delay:160ms; }
.stagger-children.in-view > *:nth-child(4) { opacity:1; transform:none; transition-delay:240ms; }
.stagger-children.in-view > *:nth-child(5) { opacity:1; transform:none; transition-delay:320ms; }
.stagger-children.in-view > *:nth-child(6) { opacity:1; transform:none; transition-delay:400ms; }

/* ── Reduce motion ─────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  [data-animate],
  [data-animate].animated,
  .typing-effect,
  .card-glow,
  .float-element,
  .text-gradient-animated,
  .stagger-children > * {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}