/* ==============================================
   SMARTSCALE SOLUTION — Animations
   ============================================== */

/* ── Keyframes ── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.97);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}

@keyframes draw-line {
  from { stroke-dashoffset: 200; }
  to   { stroke-dashoffset: 0; }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ── Hero entrance animations ── */
.hero-animate-1 {
  animation: fadeInUp 0.7s ease both;
  animation-delay: 0.1s;
}

.hero-animate-2 {
  animation: fadeInUp 0.7s ease both;
  animation-delay: 0.25s;
}

.hero-animate-3 {
  animation: fadeInUp 0.7s ease both;
  animation-delay: 0.4s;
}

.hero-animate-4 {
  animation: fadeInUp 0.7s ease both;
  animation-delay: 0.55s;
}

/* ── Scroll-trigger reveal (handled by JS) ── */
[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.65s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-delay="100"] { transition-delay: 0.10s; }
[data-reveal-delay="200"] { transition-delay: 0.20s; }
[data-reveal-delay="300"] { transition-delay: 0.30s; }
[data-reveal-delay="400"] { transition-delay: 0.40s; }
[data-reveal-delay="500"] { transition-delay: 0.50s; }
[data-reveal-delay="600"] { transition-delay: 0.60s; }

/* ── Hover effects ── */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* ── Accent line decoration ── */
.accent-line {
  display: inline-block;
  width: 40px;
  height: 2px;
  background: var(--terracotta);
  margin-bottom: var(--space-5);
  border-radius: 2px;
}

/* ── Animated underline for headings ── */
.underline-accent {
  position: relative;
  display: inline;
}

.underline-accent::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--terracotta), transparent);
  border-radius: 2px;
}

/* ── Gradient text ── */
.gradient-text {
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--terracotta) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Decorative mesh / grid background ── */
.bg-grid {
  background-image:
    linear-gradient(rgba(216, 124, 90, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(216, 124, 90, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ── Frosted pill ── */
.frosted-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(216, 124, 90, 0.08);
  border: 1px solid rgba(216, 124, 90, 0.18);
  border-radius: 100px;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--terracotta);
}

.frosted-pill__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--terracotta);
  animation: pulse-dot 2s ease-in-out infinite;
}

/* ── Number counter accent ── */
.big-number {
  font-family: var(--font-mono);
  font-size: 7rem;
  font-weight: 400;
  line-height: 1;
  color: rgba(216, 124, 90, 0.08);
  position: absolute;
  top: -1rem;
  left: -1rem;
  pointer-events: none;
  user-select: none;
}

/* ── Loading skeleton (for dynamic content) ── */
.skeleton {
  background: linear-gradient(90deg, var(--sand-light) 25%, var(--sand) 50%, var(--sand-light) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--border-radius-sm);
}

/* ── Nav transition ── */
.nav {
  transition: background var(--transition-slow), border-color var(--transition-slow);
}

/* ── Page header background decoration ── */
.page-hero {
  padding-top: calc(var(--nav-height) + var(--space-20));
  padding-bottom: var(--space-20);
  background: var(--ivory);
  border-bottom: 1px solid var(--border-color);
}

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