/* ============================================
   PixelScale.de – Animationen
   Scroll-Reveal, Micro-Interactions, Keyframes
   ============================================ */

/* ── Scroll Reveal ── */
/* Basis-State: unsichtbar, wird via JS aktiviert */
.reveal {
    opacity: 0;
    transform: translateY(2rem);
    transition: opacity 0.8s var(--ease-out),
                transform 0.8s var(--ease-out);
}

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

/* Varianten */
.reveal--left {
    transform: translateX(-2rem);
}

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

.reveal--right {
    transform: translateX(2rem);
}

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

.reveal--scale {
    transform: scale(0.95);
}

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

/* Staggered delays for grid items */
.reveal--stagger:nth-child(1) { transition-delay: 0ms; }
.reveal--stagger:nth-child(2) { transition-delay: 80ms; }
.reveal--stagger:nth-child(3) { transition-delay: 160ms; }
.reveal--stagger:nth-child(4) { transition-delay: 240ms; }
.reveal--stagger:nth-child(5) { transition-delay: 320ms; }
.reveal--stagger:nth-child(6) { transition-delay: 400ms; }

/* ── Hero Animations ── */
@keyframes hero-fade-up {
    from {
        opacity: 0;
        transform: translateY(2rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes hero-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes hero-bg-float {
    0%, 100% {
        transform: translateY(-50%) rotate(0deg) scale(1);
    }
    33% {
        transform: translateY(-52%) rotate(2deg) scale(1.02);
    }
    66% {
        transform: translateY(-48%) rotate(-1deg) scale(0.98);
    }
}

.hero__title {
    animation: hero-fade-up 1s var(--ease-out) 0.2s both;
}

.hero__subtitle {
    animation: hero-fade-up 1s var(--ease-out) 0.4s both;
}

.hero__actions {
    animation: hero-fade-up 1s var(--ease-out) 0.6s both;
}

.hero__bg-element {
    animation: hero-bg-float 12s ease-in-out infinite;
}

/* ── Floating Dots Decoration ── */
@keyframes float-dot {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-1rem); }
}

/* ── Smooth Underline Hover ── */
.link-underline {
    position: relative;
    display: inline;
}

.link-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 1.5px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-base);
}

.link-underline:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ── Pulse Ring (CTA Button) ── */
@keyframes pulse-ring {
    0% {
        box-shadow: 0 0 0 0 rgba(var(--color-primary-rgb), 0.4);
    }
    70% {
        box-shadow: 0 0 0 12px rgba(var(--color-primary-rgb), 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(var(--color-primary-rgb), 0);
    }
}

.btn--pulse {
    animation: pulse-ring 2.5s infinite;
}

/* ── Image Reveal (für Projekt-Bilder) ── */
@keyframes image-reveal {
    from {
        clip-path: inset(0 100% 0 0);
    }
    to {
        clip-path: inset(0 0 0 0);
    }
}

/* ── Counter Animation ── */
@keyframes count-up {
    from { opacity: 0; transform: translateY(1rem); }
    to   { opacity: 1; transform: translateY(0); }
}

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

    .reveal {
        opacity: 1;
        transform: none;
    }

    html {
        scroll-behavior: auto;
    }
}