/**
 * ============================================================================
 * CAFETERÍA PREMIUM - Animaciones CSS
 * ============================================================================
 * Microanimaciones, transiciones y efectos visuales
 * ============================================================================
 */

/* ─── Fade Animations ───────────────────────────────────────────────────────── */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ─── Scale Animations ──────────────────────────────────────────────────────── */
@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes scaleUp {
    from { transform: scale(1); }
    to { transform: scale(1.05); }
}

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

/* ─── Shimmer (loading placeholder) ─────────────────────────────────────────── */
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.skeleton {
    background: linear-gradient(90deg, 
        var(--bg-secondary) 25%, 
        var(--bg-tertiary) 50%, 
        var(--bg-secondary) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

/* ─── Rotate ────────────────────────────────────────────────────────────────── */
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ─── Grain Effect ──────────────────────────────────────────────────────────── */
@keyframes grain {
    0%, 100% { transform: translate(0, 0); }
    10% { transform: translate(-5%, -10%); }
    30% { transform: translate(3%, -15%); }
    50% { transform: translate(-15%, 5%); }
    70% { transform: translate(7%, 10%); }
    90% { transform: translate(-10%, 15%); }
}

/* ─── Parallax helpers ──────────────────────────────────────────────────────── */
.parallax-element {
    will-change: transform;
    transition: transform 0.1s linear;
}

/* ─── Hover Effects ─────────────────────────────────────────────────────────── */
.hover-lift {
    transition: var(--transition-base);
}
.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.hover-glow {
    transition: var(--transition-base);
}
.hover-glow:hover {
    box-shadow: var(--shadow-glow);
}

.hover-scale {
    transition: var(--transition-base);
}
.hover-scale:hover {
    transform: scale(1.02);
}

/* ─── Text Reveal ───────────────────────────────────────────────────────────── */
.text-reveal {
    overflow: hidden;
}

.text-reveal__inner {
    transform: translateY(100%);
    transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}

.text-reveal.revealed .text-reveal__inner {
    transform: translateY(0);
}

/* ─── Stagger Children ──────────────────────────────────────────────────────── */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s, transform 0.5s;
}

.stagger-children.animated > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.animated > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.animated > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.animated > *:nth-child(4) { transition-delay: 0.4s; }
.stagger-children.animated > *:nth-child(5) { transition-delay: 0.5s; }
.stagger-children.animated > *:nth-child(6) { transition-delay: 0.6s; }

.stagger-children.animated > * {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Magnetic Button Effect ────────────────────────────────────────────────── */
.magnetic-btn {
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ─── Counter Animation ─────────────────────────────────────────────────────── */
.counter {
    font-variant-numeric: tabular-nums;
}

/* ─── Image Reveal ──────────────────────────────────────────────────────────── */
.img-reveal {
    position: relative;
    overflow: hidden;
}

.img-reveal::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    transform: scaleX(1);
    transform-origin: right;
    transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}

.img-reveal.revealed::after {
    transform: scaleX(0);
}