/* ========================================
   SCROLL ANIMATIONS
   Simple reveal effects on scroll
   ======================================== */

/* ========================================
   SCROLL PROGRESS BAR
   ======================================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #009688, #4db6ac);
    z-index: 9999;
    transition: width 0.1s linear;
}

/* ========================================
   REVEAL ANIMATIONS
   Elements start hidden, appear on scroll
   ======================================== */

/* Base reveal - fade up */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Reveal from left */
.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Reveal from right */
.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Reveal with scale */
.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* ========================================
   STAGGER DELAYS
   ======================================== */
.stagger-1 {
    transition-delay: 0.15s;
}

.stagger-2 {
    transition-delay: 0.3s;
}

.stagger-3 {
    transition-delay: 0.45s;
}

.stagger-4 {
    transition-delay: 0.6s;
}

.stagger-5 {
    transition-delay: 0.75s;
}

.stagger-6 {
    transition-delay: 0.9s;
}

/* ========================================
   STAT CIRCLE ANIMATION
   ======================================== */
.stat-circle {
    transition: transform 0.5s ease-out, box-shadow 0.5s ease-out;
}

.reveal.visible .stat-circle,
.reveal-scale.visible .stat-circle {
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: 0 10px 30px rgba(0, 150, 136, 0.3);
    }

    50% {
        box-shadow: 0 15px 40px rgba(0, 150, 136, 0.5);
    }
}

/* ========================================
   CARD HOVER EFFECTS
   ======================================== */
.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.card__icon {
    transition: transform 0.3s ease, color 0.3s ease;
}

.card:hover .card__icon {
    transform: scale(1.1);
    color: var(--color-primary);
}

/* ========================================
   PARALLAX BACKGROUND (Optional)
   ======================================== */
.parallax-bg {
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
}

/* ========================================
   REDUCED MOTION
   ======================================== */
@media (prefers-reduced-motion: reduce) {

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .card {
        transition: none;
    }

    .card:hover {
        transform: none;
    }
}