/* Animaatiot */
html {
    scroll-behavior: smooth;
}

/* Fade animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
        visibility: visible;
    }
    to {
        opacity: 0;
        visibility: hidden;
    }
}

/* Float animations */
@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0px);
    }
}

.floating {
    animation: float 6s ease-in-out infinite;
}

/* Glow animations */
@keyframes glow {
    0% {
        box-shadow: 0 0 5px rgba(255, 255, 255, 0.1);
    }
    50% {
        box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
    }
    100% {
        box-shadow: 0 0 5px rgba(255, 255, 255, 0.1);
    }
}

.hero .container {
    animation: glow 4s ease-in-out infinite;
}

/* Gradient animations */
@keyframes gradientBG {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.gradient-animate {
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}

/* Shine animations */
@keyframes shine {
    0% {
        left: -100%;
    }
    20% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

/* Icon animations */
@keyframes iconRotate {
    0% {
        transform: translateZ(50px) scale(1.1) rotate(0deg);
    }
    25% {
        transform: translateZ(60px) scale(1.15) rotate(5deg);
    }
    75% {
        transform: translateZ(60px) scale(1.15) rotate(-5deg);
    }
    100% {
        transform: translateZ(50px) scale(1.1) rotate(0deg);
    }
}

@keyframes iconGlow {
    0% {
        opacity: 0.1;
        filter: blur(20px);
    }
    50% {
        opacity: 0.3;
        filter: blur(15px);
    }
    100% {
        opacity: 0.1;
        filter: blur(20px);
    }
}

@keyframes iconFloat {
    0% {
        transform: translateZ(30px);
    }
    50% {
        transform: translateZ(40px);
    }
    100% {
        transform: translateZ(30px);
    }
}

@keyframes iconBounce {
    0% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-40px);
    }
    100% {
        transform: translateY(0);
    }
}

/* Feature animations */
@keyframes featureFlip {
    0% {
        transform: rotateY(0deg) translateZ(0);
    }
    25% {
        transform: rotateY(15deg) translateZ(50px);
    }
    75% {
        transform: rotateY(-15deg) translateZ(100px);
    }
    100% {
        transform: rotateY(0deg) translateZ(0);
    }
}

/* Logo animations */
@keyframes logoAppear {
    from {
        opacity: 0;
        transform: scale(1.5);
    }
    to {
        opacity: 1;
        transform: scale(1.5);
    }
}

@keyframes logoShrink {
    from {
        opacity: 1;
        transform: scale(1.5);
    }
    to {
        opacity: 0;
        transform: scale(0.8);
    }
}

@keyframes logoAppearMobile {
    0% {
        opacity: 0;
        transform: scale(0.6);
    }
    100% {
        opacity: 1;
        transform: scale(0.6);
    }
}

@keyframes logoShrinkMobile {
    0% {
        opacity: 1;
        transform: scale(0.6);
    }
    100% {
        opacity: 0;
        transform: scale(0.3);
    }
}

/* Loading overlay */
.loading-overlay {
    animation: fadeOut 0.5s ease-in-out 2s forwards;
}

.loading-logo {
    animation: logoAppear 0.5s ease-in-out 0.5s forwards,
               logoShrink 0.8s ease-in-out 1.5s forwards;
}

/* Mobile logo animations */
@media (max-width: 768px) {
    .loading-logo {
        animation: logoAppearMobile 0.5s ease-in-out 0.5s forwards,
                   logoShrinkMobile 0.8s ease-in-out 1.5s forwards;
    }
}

@media (max-width: 480px) {
    .loading-logo {
        animation: logoAppearMobile 0.5s ease-in-out 0.5s forwards,
                   logoShrinkMobile 0.8s ease-in-out 1.5s forwards;
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.nav-link:hover, .login-button:hover {
    animation: none;
}

/* Scroll Animations */
@media (prefers-reduced-motion: no-preference) {
    .feature-card {
        opacity: 0;
        transform: translateY(20px) translateZ(0);
    }

    .feature-card.animate {
        animation: fadeInUp 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    }
}

/* Kielivalintanapin animaatiot */
.language-btn {
    transition: transform 0.2s ease;
}

.language-btn:hover {
    transform: translateY(-2px);
}

@keyframes buttonPulse {
    0% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }
}

@keyframes buttonHover {
    0% {
        transform: translateY(0);
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    }
    100% {
        transform: translateY(-2px);
        box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    }
}

@keyframes buttonActive {
    0% {
        transform: scale(1);
        background: var(--gradient-primary);
        color: white;
    }
    100% {
        transform: scale(1.05);
        background: var(--gradient-light);
        color: var(--primary-color);
        border: 2px solid var(--primary-color);
    }
}