/* ============================================================
   KROT SERVICES – ANIMATIONS STYLESHEET
   Keyframes + Scroll-triggered Reveal Classes
   ============================================================ */

/* ══════════════════════════════════════
   KEYFRAMES
══════════════════════════════════════ */

@keyframes floatBadge {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-6px); }
}

@keyframes floatEl {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33%       { transform: translateY(-12px) rotate(1deg); }
  66%       { transform: translateY(-6px) rotate(-1deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(16,185,129,0.4); }
  50%       { opacity: 0.8; box-shadow: 0 0 0 6px rgba(16,185,129,0); }
}

@keyframes marqueeScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes testimonialScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes mapPulse {
  0%   { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(2.5); opacity: 0; }
}

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

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

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

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideLeft {
  from { opacity: 0; transform: translateX(50px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideRight {
  from { opacity: 0; transform: translateX(-50px); }
  to   { opacity: 1; transform: translateX(0); }
}

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

@keyframes scaleUp {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}

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

@keyframes borderGlow {
  0%, 100% { box-shadow: 0 0 5px rgba(59,130,246,0.2); }
  50%       { box-shadow: 0 0 30px rgba(59,130,246,0.5), 0 0 60px rgba(59,130,246,0.2); }
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.5; }
  50%       { opacity: 1; }
}

@keyframes preloaderFill {
  0%   { width: 0%; }
  20%  { width: 30%; }
  50%  { width: 55%; }
  80%  { width: 80%; }
  100% { width: 100%; }
}

@keyframes rotateGrad {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes heroGridLine {
  0%   { opacity: 0; transform: translateY(-100%); }
  50%  { opacity: 0.15; }
  100% { opacity: 0; transform: translateY(100vh); }
}

@keyframes floatHero {
  0%, 100% { transform: translateY(0) scale(1); }
  50%       { transform: translateY(-20px) scale(1.02); }
}

/* ══════════════════════════════════════
   SCROLL REVEAL – BASE STATES
══════════════════════════════════════ */

/* Elements start hidden and animate in when .is-visible is added by JS */

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.reveal-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delay utilities (applied by JS or inline) */
.delay-100 { transition-delay: 0.1s !important; }
.delay-200 { transition-delay: 0.2s !important; }
.delay-300 { transition-delay: 0.3s !important; }
.delay-400 { transition-delay: 0.4s !important; }
.delay-500 { transition-delay: 0.5s !important; }
.delay-600 { transition-delay: 0.6s !important; }
.delay-700 { transition-delay: 0.7s !important; }
.delay-800 { transition-delay: 0.8s !important; }

/* ══════════════════════════════════════
   SPECIAL ANIMATIONS
══════════════════════════════════════ */

/* Animated gradient headline */
.animated-gradient-text {
  background: linear-gradient(270deg, #60A5FA, #A78BFA, #06B6D4, #3B82F6);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 6s ease-in-out infinite;
}

/* Shimmer effect on cards */
.shimmer-effect {
  position: relative;
  overflow: hidden;
}

.shimmer-effect::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 30%,
    rgba(255, 255, 255, 0.04) 50%,
    transparent 70%
  );
  background-size: 200% 100%;
  animation: shimmer 3s ease-in-out infinite;
}

/* Glow border animation */
.glow-border {
  animation: borderGlow 3s ease-in-out infinite;
}

/* Typing cursor */
.typing-cursor::after {
  content: '|';
  animation: blink 1s step-end infinite;
  color: #60A5FA;
  margin-left: 2px;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  z-index: 3;
  animation: slideDown 1s ease 1.5s both;
}

.scroll-indicator span {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(148,163,184,0.6);
}

.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(148,163,184,0.3);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-wheel {
  width: 3px;
  height: 8px;
  background: rgba(148,163,184,0.5);
  border-radius: 2px;
  animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {
  0%   { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(12px); }
}

/* ══════════════════════════════════════
   HOVER TILT EFFECT
══════════════════════════════════════ */
.tilt-card {
  transform-style: preserve-3d;
  transform: perspective(1000px);
  transition: transform 0.15s ease;
}

/* ══════════════════════════════════════
   NUMBER COUNTER ANIMATION
══════════════════════════════════════ */
.counter-value {
  animation: counterUp 0.5s ease both;
}

/* ══════════════════════════════════════
   HERO GRID LINES (decorative)
══════════════════════════════════════ */
.hero-grid-line {
  position: absolute;
  width: 1px;
  height: 100vh;
  background: linear-gradient(to bottom, transparent, rgba(59,130,246,0.1), transparent);
  animation: heroGridLine 8s ease-in-out infinite;
  animation-delay: var(--delay, 0s);
}

/* ══════════════════════════════════════
   LOADING DOTS
══════════════════════════════════════ */
.loading-dots {
  display: inline-flex;
  gap: 4px;
}

.loading-dots span {
  width: 6px;
  height: 6px;
  background: var(--color-blue);
  border-radius: 50%;
  animation: loadingDot 1.2s ease-in-out infinite;
}

.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

@keyframes loadingDot {
  0%, 80%, 100% { transform: scale(0.7); opacity: 0.5; }
  40%           { transform: scale(1); opacity: 1; }
}

/* ══════════════════════════════════════
   SECTION DIVIDER GLOW
══════════════════════════════════════ */
.section-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(59,130,246,0.3), rgba(139,92,246,0.2), transparent);
  margin: 0;
  opacity: 0.6;
}

/* ══════════════════════════════════════
   TOOLTIP
══════════════════════════════════════ */
[data-tooltip] {
  position: relative;
  cursor: default;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--color-text-muted);
  font-size: 0.75rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  backdrop-filter: blur(10px);
  z-index: 100;
}

[data-tooltip]:hover::after { opacity: 1; }

/* ══════════════════════════════════════
   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, .reveal-left, .reveal-right, .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
  }
}