/* ========== 成就闪卡（实装） ========== */
.achievement-panel-content--holo {
    width: min(720px, 94vw);
    max-height: 82vh;
    overflow: hidden;
}

.achievement-panel-content--holo .achievement-panel-list {
    overflow-x: hidden;
    overflow-y: auto;
    padding: 0.35rem 0.55rem 1.1rem;
}

.achievement-holo-summary {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.65rem;
    border-bottom: 1px dashed rgba(148, 163, 184, 0.35);
}

.achievement-holo-summary-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.achievement-holo-summary-text strong {
    font-size: 0.95rem;
    color: var(--text-main);
}

.achievement-holo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
    gap: 1.15rem 0.9rem;
    padding: 0.55rem 0.15rem 0.85rem;
}

.ach-holo-card {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    cursor: pointer;
    background: transparent;
    border: none;
    padding: 0;
}

.ach-holo-stage {
    position: relative;
    width: 100%;
    aspect-ratio: 2 / 3;
    perspective: 1000px;
    border-radius: 12px;
    outline: none;
    touch-action: pan-y;
    overflow: visible;
}

.ach-holo-flipper {
    position: absolute;
    inset: 0;
    transform-style: preserve-3d;
    will-change: transform;
}

.ach-holo-card3d {
    position: absolute;
    inset: 0;
    transform-style: preserve-3d;
}

.ach-holo-face {
    position: absolute;
    inset: 0;
    /* Composite artwork together, then tilt the complete card. A layer can
       never fall behind the opaque card plane on a different GPU compositor. */
    transform-style: flat;
    isolation: isolate;
    border-radius: 12px;
    overflow: hidden;
    box-shadow:
        0 30px 60px -22px rgba(15, 23, 42, 0.55),
        0 6px 14px rgba(15, 23, 42, 0.22),
        0 0 0 1px rgba(148, 163, 184, 0.28);
    background: #0b1220;
}

.ach-holo-layer {
    position: absolute;
    inset: 0;
    border-radius: 12px;
    will-change: transform;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    transform: translate(var(--layer-x, 0px), var(--layer-y, 0px));
}

.ach-holo-layer img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    pointer-events: none;
    user-select: none;
    display: block;
    border-radius: 12px;
}

.ach-holo-line {
    z-index: 2;
    /* 白底黑线线稿：multiply 只压暗轮廓，不盖住主体颜色 */
    mix-blend-mode: multiply;
    opacity: 0.12;
    pointer-events: none;
}

.ach-holo-foil {
    position: absolute;
    inset: 0;
    border-radius: 12px;
    pointer-events: none;
    opacity: 0.22;
    z-index: 4;
    transform: none;
    mix-blend-mode: color-dodge;
    background:
        radial-gradient(55% 40% at var(--mx, 50%) var(--my, 45%),
            rgba(255, 238, 190, 0.65),
            transparent 70%),
        linear-gradient(115deg,
            transparent 20%,
            rgba(94, 234, 212, 0.22) 40%,
            rgba(251, 191, 36, 0.28) 52%,
            rgba(167, 139, 250, 0.22) 64%,
            transparent 80%);
}

.ach-holo-tier-silver .ach-holo-foil {
    background:
        radial-gradient(circle at var(--mx, 50%) var(--my, 35%),
            rgba(255, 255, 255, 0.6), transparent 40%),
        linear-gradient(115deg,
            transparent 18%,
            rgba(226, 232, 240, 0.35) 45%,
            rgba(148, 163, 184, 0.4) 55%,
            transparent 78%);
}

.ach-holo-tier-gold .ach-holo-foil {
    background:
        radial-gradient(circle at var(--mx, 50%) var(--my, 35%),
            rgba(255, 248, 220, 0.7), transparent 42%),
        linear-gradient(115deg,
            transparent 18%,
            rgba(251, 191, 36, 0.35) 42%,
            rgba(245, 158, 11, 0.45) 55%,
            rgba(252, 211, 77, 0.3) 68%,
            transparent 82%);
}

.ach-holo-edge {
    position: absolute;
    inset: 0;
    border-radius: 12px;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
    pointer-events: none;
    z-index: 5;
    transform: none;
}

.ach-holo-fallback {
    display: none;
}
.ach-holo-stage.use-fallback .ach-holo-flipper { display:none; }
.ach-holo-stage.use-fallback .ach-holo-fallback { display:block;width:100%;height:100%;object-fit:cover;border-radius:12px; }
.ach-holo-bg { z-index: 0; }
.ach-holo-subject { z-index: 1; }
.ach-holo-text { z-index: 3; }

.ach-holo-lock {
    position: absolute;
    inset: 0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.48);
    backdrop-filter: blur(1.5px);
    color: rgba(248, 250, 252, 0.92);
    font-size: 1.25rem;
    z-index: 6;
    transform: none;
}

.ach-holo-card.is-locked .ach-holo-layer img { filter:saturate(.65); }
.ach-holo-stage:focus-visible { outline:2px solid var(--primary-color);outline-offset:6px; }

.ach-holo-card.is-unlocked .ach-holo-stage:hover .ach-holo-face,
.ach-holo-stage.is-tilting .ach-holo-face {
    box-shadow:
        0 22px 40px rgba(15, 23, 42, 0.58),
        0 0 0 1px rgba(94, 234, 212, 0.35);
}

.ach-holo-caption-title {
    font-size: 0.82rem;
    font-weight: 650;
    color: var(--text-main);
    line-height: 1.25;
}

.ach-holo-caption-desc {
    margin: 0.15rem 0 0;
    font-size: 0.7rem;
    color: var(--text-secondary);
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ach-holo-progress {
    margin-top: 0.3rem;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.ach-holo-progress-meta {
    font-size: 0.68rem;
    color: var(--text-secondary);
}

.ach-holo-progress-bar {
    height: 4px;
    border-radius: 999px;
    background: rgba(148, 163, 184, 0.25);
    overflow: hidden;
}

.ach-holo-progress-bar > i {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #38bdf8, #818cf8);
}

.ach-holo-lg .ach-holo-stage {
    width: min(300px, 72vw);
    margin: 0 auto;
}

.achievement-unlock-fallback {
    margin: 0;
    color: var(--text-main);
    text-align: center;
}

.achievement-unlock-holo {
    display: flex;
    justify-content: center;
    margin-bottom: 0.85rem;
    padding: 1.1rem 0.75rem 0.5rem;
    overflow: visible;
}

.achievement-unlock-content {
    width: min(460px, 94vw);
}

@media (max-width: 560px) {
    .achievement-holo-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (prefers-reduced-motion: reduce) {
    .ach-holo-card3d,
    .ach-holo-layer {
        transition: none !important;
    }
}