/* ====== FADE IN ANIMATIONS ====== */

/* Fade in from bottom */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Simple fade in */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Fade in from left */
@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Fade in from right */
@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Scale fade in */
@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ====== ANIMATION CLASSES ====== */

.animate-on-scroll {
    opacity: 0;
}

.animate-on-scroll.is-visible {
    animation: fadeInUp 0.8s ease forwards;
}

.animate-fade-in {
    animation: fadeIn 1s ease forwards;
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.8s ease forwards;
}

.animate-fade-in-right {
    animation: fadeInRight 0.8s ease forwards;
}

.animate-fade-in-scale {
    animation: fadeInScale 0.8s ease forwards;
}

/* Staggered animation delays */
.animate-delay-100 {
    animation-delay: 0.1s;
}
.animate-delay-200 {
    animation-delay: 0.2s;
}
.animate-delay-300 {
    animation-delay: 0.3s;
}
.animate-delay-400 {
    animation-delay: 0.4s;
}
.animate-delay-500 {
    animation-delay: 0.5s;
}
.animate-delay-600 {
    animation-delay: 0.6s;
}

/* ====== SMOOTH TRANSITIONS ====== */

/* Smooth button hover effects */
a[href^="mailto"],
button {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Image hover effects */
img {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo-hover:hover {
    transform: scale(1.05);
}

/* Section background images with parallax-like effect */
section[style*="background-image"] {
    background-attachment: scroll;
    transition: transform 0.1s ease-out;
}

/* Header fade in on load */
header {
    animation: fadeInUp 0.6s ease forwards;
}

header > div:first-child {
    animation: fadeInLeft 0.8s ease forwards 0.2s;
    opacity: 0;
    animation-fill-mode: forwards;
}

header > a {
    animation: fadeInRight 0.8s ease forwards 0.2s;
    opacity: 0;
    animation-fill-mode: forwards;
}

/* Section title animations */
h2 {
    transition: color 0.3s ease;
}

/* Footer elements */
footer img,
footer h3,
footer p {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* ====== RESPONSIVE & ACCESSIBILITY ====== */

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

    .animate-on-scroll,
    header > div:first-child,
    header > a {
        opacity: 1 !important;
    }

    a[href^="mailto"]:hover,
    button:hover,
    img:hover {
        transform: none !important;
    }
}

/* Ensure smooth scrolling */
html {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}