/* ═══════════════════════════════════════════════════════════════════
   Sengeku Motion — CSS Animations & Transitions
   ═══════════════════════════════════════════════════════════════════ */

/* ── Anti-FOUC: hide content until GSAP is ready ── */
body.sengeku-motion-loading {
    opacity: 0;
}

body.sengeku-motion-ready {
    opacity: 1;
    transition: opacity 0.4s ease;
}

/* ── Scroll Progress Bar ── */
#sengeku-scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #4fc3f7, #7c4dff, #f50057);
    transform-origin: left;
    transform: scaleX(0);
    z-index: 99999;
    pointer-events: none;
}

/* ── Smooth transitions on all interactive elements ── */
.sengeku-motion-ready a,
.sengeku-motion-ready button,
.sengeku-motion-ready .wp-block-button__link,
.sengeku-motion-ready .wp-element-button {
    transition: transform 0.3s ease, box-shadow 0.3s ease, color 0.3s ease, background-color 0.3s ease;
}

/* ── Button hover glow ── */
.sengeku-motion-ready .wp-block-button__link:hover,
.sengeku-motion-ready .wp-element-button:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* ── Image hover zoom ── */
.sengeku-motion-ready .wp-block-image figure {
    overflow: hidden;
    will-change: transform;
}

.sengeku-motion-ready .wp-block-image img {
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

.sengeku-motion-ready .wp-block-image figure:hover img {
    transform: scale(1.03);
}

/* ── Separator animation origin ── */
.sengeku-motion-ready .wp-block-separator {
    transform-origin: center;
    will-change: transform, opacity;
}

/* ── Word split perspective ── */
.sengeku-word {
    will-change: transform, opacity;
    transform-style: preserve-3d;
}

/* ── Cover block parallax overflow ── */
.sengeku-motion-ready .wp-block-cover {
    overflow: hidden;
}

/* ── Smooth link underline animation ── */
.sengeku-motion-ready .entry-content a:not(.wp-block-button__link) {
    position: relative;
    text-decoration: none;
}

.sengeku-motion-ready .entry-content a:not(.wp-block-button__link)::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.sengeku-motion-ready .entry-content a:not(.wp-block-button__link):hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ── Gallery items stagger-ready ── */
.sengeku-motion-ready .wp-block-gallery .wp-block-image {
    will-change: transform, opacity;
}

/* ── Performance: respect reduced motion preference ── */
@media (prefers-reduced-motion: reduce) {
    body.sengeku-motion-loading {
        opacity: 1;
    }

    #sengeku-scroll-progress {
        display: none;
    }

    .sengeku-motion-ready * {
        animation: none !important;
        transition: none !important;
    }
}