.anat {
    padding: var(--s-16) 0;
    background: var(--c-white);
}

.anat__header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--s-12);
    align-items: end;
    padding-bottom: var(--s-12);
    border-bottom: 1.5px solid var(--c-border);
    margin-bottom: var(--s-12);
}

.anat__header-left { display: flex; flex-direction: column; }
.anat__header-right { padding-bottom: var(--s-2); }

.anat__eyebrow {
    display: inline-flex;
    align-items: center;
    padding: 0 0 0 14px;
    border-left: 2px solid var(--c-accent);
    font-size: 11px;
    font-weight: var(--w-black);
    letter-spacing: 0.10em;
    text-transform: uppercase;
    color: var(--c-black);
    margin-bottom: var(--s-4);
}

.anat__title { margin-bottom: 0; }

.anat__lead {
    font-size: var(--t-16);
    color: var(--c-muted);
    max-width: none;
    line-height: var(--lh-normal);
}

.anat__grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--s-8);
    align-items: start;
}

.anat__grid > * { min-width: 0; }

.anat__visual {
    position: sticky;
    top: 100px;
    width: 100%;
}

.anat__crop {
    width: 100%;
    aspect-ratio: 1.15;
    border-radius: var(--r-md);
    background: var(--c-surface);
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-hover);
}

.anat__canvas {
    position: absolute;
    width: 100%;
    aspect-ratio: 16 / 9;
    top: 0;
    left: 0;
    transform-origin: top left;
    transform: translate(-103%, -78%) scale(3.05);
}

.anat__layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity var(--dur-emph) var(--ease);
}

.anat__layer--base { opacity: 1; }
.anat__layer--active { opacity: 1; z-index: 2; }

.anat__spot {
    position: absolute;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(29, 29, 31, 0.8);
    border: 0.5px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    transition: background var(--dur-std) cubic-bezier(0.16, 1, 0.3, 1), box-shadow var(--dur-std) cubic-bezier(0.16, 1, 0.3, 1), border-color var(--dur-std) cubic-bezier(0.16, 1, 0.3, 1);
    -webkit-tap-highlight-color: transparent;
    padding: 0;
}

.anat__spot svg {
    width: 6px;
    height: 6px;
    color: var(--c-white);
    transition: color var(--dur-std) var(--ease), opacity var(--dur-std) var(--ease);
    pointer-events: none;
    display: block;
    flex-shrink: 0;
}

.anat__spot::before {
    content: '';
    position: absolute;
    top: -6px;
    left: -6px;
    right: -6px;
    bottom: -6px;
    border-radius: 50%;
    border: 2px solid rgba(252, 225, 22, 0.8);
    opacity: 0;
    animation: anatPulse 1.5s infinite ease-out;
}

@keyframes anatPulse {
    0% { transform: scale(0.8); opacity: 1; border-width: 2px; }
    100% { transform: scale(1.6); opacity: 0; border-width: 0; }
}

.anat--active .anat__spot:not(.anat__spot--on) {
    background: rgba(29, 29, 31, 0.4);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: none;
}

.anat--active .anat__spot:not(.anat__spot--on) svg { opacity: 0.4; }

.anat--active .anat__spot:not(.anat__spot--on)::before {
    animation: anatPulseSlow 3.5s infinite ease-out;
    border-color: rgba(252, 225, 22, 0.3);
}

@keyframes anatPulseSlow {
    0% { transform: scale(0.8); opacity: 0.8; border-width: 1px; }
    100% { transform: scale(1.3); opacity: 0; border-width: 0; }
}

.anat__spot:hover,
.anat__spot--on {
    background: var(--c-accent);
    box-shadow: 0 4px 20px rgba(252, 225, 22, 0.6);
    z-index: 11;
    border-color: var(--c-accent);
}

.anat__spot:hover svg,
.anat__spot--on svg { color: var(--c-black); opacity: 1; }

.anat__spot:hover::before,
.anat__spot--on::before { animation: none; }

.anat__panel {
    display: flex;
    flex-direction: column;
    gap: var(--s-4);
    min-width: 0;
}

.anat__stepper {
    display: flex;
    align-items: center;
    gap: var(--s-3);
}

.anat__step-arrow {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1.5px solid var(--c-border);
    border-radius: 50%;
    color: var(--c-muted);
    cursor: pointer;
    flex-shrink: 0;
    padding: 0;
    transition: color var(--dur-micro) var(--ease), border-color var(--dur-micro) var(--ease), background var(--dur-micro) var(--ease), transform var(--dur-micro) var(--ease);
    -webkit-tap-highlight-color: transparent;
}

.anat__step-arrow:hover {
    color: var(--c-black);
    border-color: var(--c-black);
    background: var(--c-surface);
}

.anat__step-arrow:active { transform: scale(0.9); }

.anat__step-body {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--s-3);
    padding: var(--s-3) var(--s-4);
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    min-width: 0;
}

.anat__step-icon {
    width: 32px;
    height: 32px;
    background: var(--c-accent);
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-black);
    flex-shrink: 0;
}

.anat__step-icon svg { width: 16px; height: 16px; }

.anat__step-title {
    font-size: var(--t-14);
    font-weight: var(--w-black);
    color: var(--c-black);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity 0.2s var(--ease);
}

.anat__step-counter {
    font-size: 11px;
    font-weight: var(--w-bold);
    color: var(--c-muted);
    margin-left: auto;
    flex-shrink: 0;
}

.anat__detail {
    background: var(--c-white);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    overflow: hidden;
    box-shadow: var(--shadow-rest);
    transition: box-shadow var(--dur-std) var(--ease);
}

.anat__detail:hover { box-shadow: var(--shadow-hover); }

.anat__detail-media {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: var(--c-surface);
    overflow: hidden;
}

.anat__detail-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: opacity 0.35s var(--ease), transform 0.5s var(--ease);
}

.anat__detail:hover .anat__detail-media img { transform: scale(1.04); }

.anat__detail-media img.anat__img--fade { opacity: 0; }

.anat__detail-body { padding: var(--s-5); }

.anat__detail-body h3 {
    font-size: var(--t-18);
    font-weight: var(--w-black);
    line-height: var(--lh-snug);
    letter-spacing: var(--ls-tight);
    margin-bottom: var(--s-2);
    transition: opacity 0.25s var(--ease);
}

.anat__detail-body p {
    font-size: var(--t-14);
    color: var(--c-muted);
    line-height: var(--lh-normal);
    max-width: none;
    transition: opacity 0.25s var(--ease);
}

.anat__deck { display: none; }

@media (max-width: 992px) {
    .anat__grid { grid-template-columns: 1fr; gap: var(--s-8); }
    .anat__visual { position: relative; top: 0; }
}

@media (max-width: 768px) {
    .anat { padding: var(--s-12) 0; }
    .anat__header { grid-template-columns: 1fr; gap: var(--s-5); padding-bottom: var(--s-8); margin-bottom: var(--s-8); }
    .anat__crop { aspect-ratio: 1.1; }
    .anat__canvas { transform: translate(-115%, -94%) scale(3.3); }
    .anat__spot { width: 10px; height: 10px; }
    .anat__spot svg { width: 5px; height: 5px; }
    .anat__step-arrow { width: 36px; height: 36px; }
    .anat__step-icon { width: 28px; height: 28px; }

    .anat__detail { display: none; }

    .anat__deck {
        display: flex;
        gap: var(--s-3);
        overflow-x: auto;
        overflow-y: hidden;
        scroll-snap-type: x mandatory;
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        margin: 0 calc(-1 * var(--s-4));
        padding: var(--s-2) 35px var(--s-3);
        min-width: 0;
        max-width: calc(100% + 2 * var(--s-4));
        box-sizing: content-box;
        position: relative;
    }

    .anat__deck::-webkit-scrollbar { display: none; }

    .anat__card {
        flex: 0 0 calc(100vw - 70px);
        width: calc(100vw - 70px);
        scroll-snap-align: center;
        background: var(--c-white);
        border: 1px solid var(--c-border);
        border-radius: var(--r-md);
        overflow: hidden;
        box-shadow: var(--shadow-rest);
        transition: box-shadow var(--dur-std) var(--ease), border-color var(--dur-std) var(--ease);
        box-sizing: border-box;
    }

    .anat__card--active {
        border-color: var(--c-accent);
        box-shadow: var(--shadow-hover);
    }

    .anat__card-media {
        width: 100%;
        aspect-ratio: 16 / 9;
        background: var(--c-surface);
        overflow: hidden;
    }

    .anat__card-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

    .anat__card-body {
        padding: var(--s-4);
        min-width: 0;
    }

    .anat__card-body h3 {
        font-size: var(--t-16);
        font-weight: var(--w-black);
        line-height: var(--lh-snug);
        letter-spacing: var(--ls-tight);
        margin-bottom: var(--s-2);
        color: var(--c-black);
        overflow-wrap: break-word;
        word-wrap: break-word;
    }

    .anat__card-body p {
        font-size: var(--t-14);
        color: var(--c-muted);
        line-height: var(--lh-normal);
        max-width: none;
        overflow-wrap: break-word;
        word-wrap: break-word;
    }
}

.anat__nudge {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--s-8);
    padding: var(--s-10) var(--s-12);
    margin-top: var(--s-8);
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: var(--r-md);
    border-left: 4px solid var(--c-accent);
}

.anat__nudge-title {
    font-size: var(--t-24);
    font-weight: var(--w-black);
    color: var(--c-black);
    margin-bottom: var(--s-2);
}

.anat__nudge-desc {
    font-size: var(--t-16);
    color: var(--c-muted);
    max-width: 480px;
}

.anat__nudge-actions {
    display: flex;
    gap: var(--s-3);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .anat__nudge {
        flex-direction: column;
        text-align: center;
        padding: var(--s-8) var(--s-6);
        border-left: none;
        border-top: 4px solid var(--c-accent);
    }
    .anat__nudge-desc { max-width: none; }
    .anat__nudge-actions { flex-direction: column; width: 100%; }
    .anat__nudge-actions .btn { width: 100%; }
}