/* ==========================================
   SCROLL REVEAL ANIMATIONS
   ========================================== */

.anim-fade-in,
.anim-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.anim-fade-in.visible,
.anim-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered delays for grid items */
.services__grid .service-card:nth-child(1) { transition-delay: 0s; }
.services__grid .service-card:nth-child(2) { transition-delay: 0.1s; }
.services__grid .service-card:nth-child(3) { transition-delay: 0.2s; }
.services__grid .service-card:nth-child(4) { transition-delay: 0.3s; }
.services__grid .service-card:nth-child(5) { transition-delay: 0.1s; }
.services__grid .service-card:nth-child(6) { transition-delay: 0.2s; }
.services__grid .service-card:nth-child(7) { transition-delay: 0.3s; }
.services__grid .service-card:nth-child(8) { transition-delay: 0.4s; }

/* Staggered delays for stat items */
.stats__inner .stat:nth-child(1) { transition-delay: 0s; }
.stats__inner .stat:nth-child(2) { transition-delay: 0.15s; }
.stats__inner .stat:nth-child(3) { transition-delay: 0.3s; }
.stats__inner .stat:nth-child(4) { transition-delay: 0.45s; }

/* Hero content stagger */
.hero__content .anim-fade-in:nth-child(1) { transition-delay: 0.2s; }
.hero__content .anim-fade-in:nth-child(2) { transition-delay: 0.4s; }
.hero__content .anim-fade-in:nth-child(3) { transition-delay: 0.6s; }
.hero__content .anim-fade-in:nth-child(4) { transition-delay: 0.8s; }

/* ==========================================
   HOVER EFFECTS
   ========================================== */

/* Card hover glow */
.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.service-card {
    position: relative;
}

.service-card:hover::after {
    transform: scaleX(1);
}

/* Button press effect */
.btn:active {
    transform: scale(0.97);
}

/* Link underline animation */
.footer__links a {
    position: relative;
}

.footer__links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary);
    transition: width var(--transition);
}

.footer__links a:hover::after {
    width: 100%;
}

/* ==========================================
   COUNTER ANIMATION
   ========================================== */

.stat__number {
    display: inline-block;
    min-width: 2ch;
}

/* ==========================================
   FORM SUCCESS STATE
   ========================================== */

.contact__form.submitted {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.form-success {
    text-align: center;
    padding: 40px 20px;
}

.form-success svg {
    color: var(--primary);
    margin-bottom: 16px;
}

.form-success h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--secondary);
    margin-bottom: 8px;
}

.form-success p {
    color: var(--gray);
    font-size: 0.9375rem;
}

/* ==========================================
   REDUCED MOTION
   ========================================== */

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

    html {
        scroll-behavior: auto;
    }

    .anim-fade-in,
    .anim-reveal {
        opacity: 1;
        transform: none;
    }
}