/* ============================================================
   animations.css — Анимации и переходы
   Министерство избыточных процедур и согласований
   ============================================================ */

/* ---------- Плавное появление (fade-in) ---------- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.fade-in--slow {
  animation-duration: 1s;
}

.fade-in--fast {
  animation-duration: 0.3s;
}

/* ---------- Появление слева ---------- */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-left {
  animation: slideInLeft 0.5s ease-out forwards;
}

/* ---------- Появление сверху (для шапки) ---------- */
@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.slide-in-down {
  animation: slideInDown 0.5s ease-out forwards;
}

/* ---------- Анимация штампа / печати ---------- */
@keyframes stampAppear {
  0% {
    opacity: 0;
    transform: scale(0.3) rotate(-15deg);
  }
  50% {
    opacity: 0.9;
    transform: scale(1.1) rotate(-3deg);
  }
  70% {
    transform: scale(0.95) rotate(-6deg);
  }
  100% {
    opacity: 0.85;
    transform: scale(1) rotate(-5deg);
  }
}

.stamp-animate {
  animation: stampAppear 0.5s ease-out forwards;
}

/* ---------- "Удар" печати ---------- */
@keyframes stampHit {
  0% {
    transform: scale(0) rotate(0deg) translateY(-40px);
    opacity: 0;
  }
  40% {
    transform: scale(1.15) rotate(-5deg) translateY(0);
    opacity: 1;
  }
  60% {
    transform: scale(0.95) rotate(-3deg);
  }
  80% {
    transform: scale(1.02) rotate(-5deg);
  }
  100% {
    transform: scale(1) rotate(-5deg);
    opacity: 0.85;
  }
}

.stamp-hit {
  animation: stampHit 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  transform-origin: center;
}

/* ---------- Мигание (для важных предупреждений) ---------- */
@keyframes blinkWarning {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

.blink-warning {
  animation: blinkWarning 1.2s ease-in-out infinite;
  color: var(--color-accent);
  font-weight: bold;
}

/* ---------- Бегущая строка (ticker) ---------- */
@keyframes tickerScroll {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-100%);
  }
}

.ticker {
  overflow: hidden;
  white-space: nowrap;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 6px 0;
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.ticker-content {
  display: inline-block;
  animation: tickerScroll 30s linear infinite;
  padding-left: 100%;
}

.ticker-content span {
  margin-right: 60px;
}

/* ---------- Прогресс-бар (согласование) ---------- */
@keyframes progressPulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.progress-bar {
  width: 100%;
  height: 24px;
  background: var(--color-gray);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.progress-bar .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary));
  width: 0%;
  transition: width 0.5s ease;
  position: relative;
}

.progress-bar .progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.15),
    transparent
  );
  animation: progressPulse 1.5s ease-in-out infinite;
}

.progress-bar .progress-label {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.8rem;
  font-weight: bold;
  color: var(--color-text);
  z-index: 1;
  font-family: var(--font-mono);
}

/* ---------- Счётчики (на главной) ---------- */
@keyframes countUp {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.counter-item {
  animation: countUp 0.4s ease-out forwards;
}

.counter-item .counter-number {
  font-size: 2.2rem;
  font-weight: bold;
  color: var(--color-primary);
  font-family: var(--font-mono);
  line-height: 1.2;
}

/* ---------- Древо (оргструктура) — анимация раскрытия ---------- */
@keyframes expandBranch {
  from {
    max-height: 0;
    opacity: 0;
    transform: scaleY(0);
  }
  to {
    max-height: 500px;
    opacity: 1;
    transform: scaleY(1);
  }
}

.tree-branch {
  overflow: hidden;
  animation: expandBranch 0.4s ease-out forwards;
  transform-origin: top;
}

/* ---------- Pезультат отправки (печать) ---------- */
@keyframes documentPrint {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    filter: blur(2px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

.document-print {
  animation: documentPrint 0.8s ease-out forwards;
}

/* ---------- Задержки для каскадного появления ---------- */
.delay-1  { animation-delay: 0.1s; }
.delay-2  { animation-delay: 0.2s; }
.delay-3  { animation-delay: 0.3s; }
.delay-4  { animation-delay: 0.4s; }
.delay-5  { animation-delay: 0.5s; }
.delay-6  { animation-delay: 0.6s; }
.delay-7  { animation-delay: 0.7s; }
.delay-8  { animation-delay: 0.8s; }
.delay-9  { animation-delay: 0.9s; }
.delay-10 { animation-delay: 1.0s; }

/* ---------- Анимация ошибки (встряска) ---------- */
@keyframes shakeError {
  0%, 100% { transform: translateX(0); }
  10% { transform: translateX(-6px); }
  20% { transform: translateX(6px); }
  30% { transform: translateX(-4px); }
  40% { transform: translateX(4px); }
  50% { transform: translateX(-2px); }
  60% { transform: translateX(2px); }
  70% { transform: translateX(-1px); }
  80% { transform: translateX(1px); }
}

.shake-error {
  animation: shakeError 0.5s ease-out forwards;
}

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