/* ===========================================
   Scroll Animations
   =========================================== */

/* Базовое состояние — элемент скрыт */
.anim-up,
.anim-left,
.anim-right,
.anim-fade {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: opacity, transform;
}

.anim-up    { transform: translateY(60px); }
.anim-left  { transform: translateX(-60px); }
.anim-right { transform: translateX(60px); }
.anim-fade  { transform: none; }

/* Элемент появился во вьюпорте */
.anim-up.is-visible,
.anim-left.is-visible,
.anim-right.is-visible,
.anim-fade.is-visible {
    opacity: 1;
    transform: translate(0, 0);
}

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

/* --- Длительность --- */
.anim-slow    { transition-duration: 1s; }
.anim-slower  { transition-duration: 1.4s; }
.anim-fast    { transition-duration: 0.3s; }