* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    background: linear-gradient(180deg, #1f4a3f 0%, #102620 65%);
    color: var(--color-text);
    font-family: "Segoe UI", Tahoma, sans-serif;
}

code {
    font-family: "Consolas", "Courier New", monospace;
}

.app-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    padding: var(--space-4);
}

.app-header {
    background: var(--color-panel);
    border: 2px solid var(--color-panel-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-panel);
    padding: var(--space-4);


}

.app-header h1 {
    margin: 0 0 var(--space-2);
    font-size: var(--font-size-xl);
}

.app-header p {
    margin: 0;
    color: var(--color-muted);

}

.app-main {
    display: grid;
    gap: var(--space-4);
    min-height: 0;
    flex: 1;
}

.game-stage,
.side-panel {
    background: var(--color-panel);
    border: 2px solid var(--color-panel-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-panel);
}

.game-stage {
    min-height: 60vh;
    overflow: auto;
    padding: var(--space-4);
    display: flex;
    justify-content: center;
    align-items: center;
}

.game-scale-root {
    position: relative;
    margin: auto;
}

.game-viewport {
    position: relative;
    overflow: hidden;
    transform-origin: top left;
    background: #1f2b24;
    border: 2px solid #243328;
}

.game-world {
    position: relative;
    transform-origin: top left;
}

.map-layer,

.map-layer {
    z-index: 0;
}

.trigger-layer,
.trigger-top-layer {
    position: absolute;
    top: 0;
    left: 0;
    pointer-events: none;
}

.trigger-layer {
    z-index: 1;
}

.trigger-top-layer {
    z-index: 3;
}

.trigger-sprite {
    position: absolute;
    top: 0;
    left: 0;
    background-repeat: no-repeat;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
    user-select: none;
    pointer-events: none;
}

.player-sprite {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    background-repeat: no-repeat;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}

.map-overlay-layer {
    z-index: 4;
}

.teleport-effect {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 5;
    background-repeat: no-repeat;
    image-rendering: pixelated;
    image-rendering: crisp-edges;
    user-select: none;
    pointer-events: none;
    display: none;
}

.side-panel {
    padding: var(--space-4);
}

.info-box {
    margin-bottom: var(--space-4);
}

.debug-toggle {
    width: 100%;
    border: 2px solid var(--color-panel-border);
    border-radius: var(--radius-sm);
    background: #dceade;
    color: #1c3428;
    padding: var(--space-3);
    font: inherit;
    font-weight: 700;
    text-align: left;
    cursor: pointer;
}

.debug-panel {
    margin-top: var(--space-3);
}

.debug-panel.hidden {
    display: none;
}

.side-panel h2 {
    margin: 0 0 var(--space-2);
    font-size: var(--font-size-lg);
}

.side-panel h2 + ul,
.side-panel h2 + p {
    margin-top: 0;
}

.side-panel ul {
    margin: 0 0 var(--space-4);
    padding-left: 1.25rem;
}

.side-panel li {
    margin-bottom: var(--space-2);
}

.game-info {
    font-size: var(--font-size-sm);
    color: #f2f8ef;
    background: rgba(0, 0, 0, 0.28);
    border: 2px solid #243328;
    border-radius: var(--radius-sm);
    padding: var(--space-3);
    white-space: pre-line;
    line-height: 1.45;
}

.state-list {
    display: grid;
    gap: var(--space-2);
}

.state-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) var(--space-3);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.06);
}

.state-key {
    color: #d8e8dc;
    font-weight: 600;
    word-break: break-word;
}

.state-value {
    min-width: 2.5rem;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    background: #dceade;
    color: #1c3428;
    font-weight: 700;
    text-align: center;
}

.state-empty {
    padding: var(--space-2) var(--space-3);
    border: 1px dashed rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-sm);
    color: #d8e8dc;
    font-style: italic;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
}

.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: var(--color-modal-backdrop);
}

.modal-panel {
    --modal-max-width: 720px;
    --modal-max-height: 86vh;
    position: relative;
    z-index: 1;
    width: min(92vw, var(--modal-max-width));
    max-width: var(--modal-max-width);
    max-height: var(--modal-max-height);
    overflow: auto;
    border-radius: var(--radius-md);
    border: 2px solid var(--color-panel-border);
    background: var(--color-panel);
    padding: var(--space-5);
}

.modal-close {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    border: 2px solid var(--color-panel-border);
    background: #fff;
    border-radius: var(--radius-sm);
    width: 2rem;
    height: 2rem;
    cursor: pointer;
    font-weight: 700;
}

.modal-content video {
    width: 100%;
    display: block;
    border-radius: var(--radius-sm);
}

.fatal-error {
    position: fixed;
    inset: auto var(--space-4) var(--space-4) var(--space-4);
    z-index: 200;
    border: 2px solid #792626;
    border-radius: var(--radius-md);
    background: #ffe9e9;
    color: #401111;
    padding: var(--space-4);
    box-shadow: var(--shadow-panel);
}

@media (min-width: 980px) {
    .app-main {
        grid-template-columns: 1fr 320px;
    }

    .side-panel {
        min-height: 60vh;
    }
}