/* css/main-editor.css */
:root {
    --editor-surface-base: #fff;
    --editor-surface-muted: #f0f0f0;
    --editor-surface-code: #fdfdff;
    --editor-surface-line-numbers: #f2f1fb;
    --editor-border-soft: #ddd;
    --editor-border-muted: #ccc;
    --editor-shadow-panel: 0 4px 12px rgba(0, 0, 0, 0.1);
    --editor-shadow-soft: 0 2px 5px rgba(0, 0, 0, 0.08);
    --editor-radius-panel: 10px;
    --editor-accent-code: #6a5acd;
    --editor-accent-canvas: #ff6347;
    --editor-accent-examples: #ffa500;
    --editor-accent-help-border: #4db6ac;
    --editor-accent-help-title: #00897b;
    --editor-accent-help-tab-border: #88d1ca;
    --editor-accent-help-tab-bg: #eefaf8;
    --editor-accent-help-tab-text: #0a6f66;
    --editor-accent-help-tab-hover-bg: #e3f7f3;
    --editor-accent-help-tab-active: #0f8d7f;
    --editor-shadow-help-active: 0 4px 10px rgba(15, 141, 127, 0.28);
    --editor-shadow-command: 0 2px 6px rgba(0, 0, 0, 0.07);
    --editor-shadow-modal: 0 8px 24px rgba(0, 0, 0, 0.15);
    --editor-text-muted: #555;
    --editor-text-subtle: #6c6f86;
    --editor-border-subtle: #e6e6ef;
    --editor-surface-hover: #e0e0e0;
    --editor-accent-examples-title: #ff8c00;
    --editor-accent-examples-hint: #9a6d00;
    --editor-accent-grid-active: #2f9e44;
    --editor-active-line-bg: rgba(106, 90, 205, 0.08);
    --editor-active-line-border: rgba(106, 90, 205, 0.18);
    --editor-error-line-bg: rgba(244, 67, 54, 0.12);
    --editor-error-line-border: rgba(244, 67, 54, 0.5);
    --editor-hc-active-line-bg: rgba(125, 211, 255, 0.2);
    --editor-hc-error-line-bg: rgba(255, 82, 82, 0.22);
    --editor-hc-surface: #000;
    --editor-hc-text: #fff;
    --editor-hc-hover: #222;
    --editor-hc-accent: #7dd3ff;
    --editor-hc-error: #ff5252;
    --editor-mobile-workspace-height: clamp(320px, 54vh, 420px);
}

.toolbar {
    display: flex;
    flex-wrap: wrap; /* Allow buttons to wrap on smaller screens */
    justify-content: center;
    gap: 10px; /* Reduced gap for tighter packing */
    margin-bottom: 0;
}

.toolbar .btn {
    min-height: 48px;
}

@media (min-width: 1025px) {
    #clear-btn,
    #help-btn {
        margin-right: 16px;
        position: relative;
    }

    #clear-btn::after,
    #help-btn::after {
        content: "";
        position: absolute;
        top: 10px;
        bottom: 10px;
        right: -9px;
        width: 1px;
        background: #c8d5ea;
    }
}

.workspace-tabs {
    display: none;
}

.toolbar__btn {
    padding: 10px 18px;
    font-size: 1.1rem;
}

.main-area {
    display: flex;
    flex-direction: column;
    gap: 20px; /* Increased gap */
    flex: 1; /* Allow main area to grow */
    align-items: stretch;
}

@media (min-width: 768px) {
    .main-area {
        flex-direction: row;
    }
}

.code-box, .canvas-box {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--editor-surface-base);
    border-radius: var(--editor-radius-panel);
    box-shadow: var(--editor-shadow-panel); /* Softer shadow */
    overflow: hidden; /* Important for child elements like headers */
}

.code-box {
    border: 3px solid var(--editor-accent-code); /* Purple border */
    min-height: 300px; /* Minimum height for code editor area */
    overflow: hidden;
}

.canvas-box {
    border: 3px solid var(--editor-accent-canvas); /* Tomato border */
    min-height: 400px; /* Minimum height for canvas area */
    height: 600px; /* Default fixed height as in original */
    max-height: 70vh; /* Max height relative to viewport */
    position: relative; /* For absolute positioning of messages */
    overflow: hidden; /* To contain the sprite if it's slightly off */
}

@media (max-width: 1024px) {
    .toolbar {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 8px;
        margin-bottom: 0;
    }

    .toolbar .btn {
        min-width: 0;
        min-height: 44px;
        padding: 9px 6px;
        border-radius: var(--editor-radius-panel);
    }

    .workspace-tabs {
        display: flex;
        gap: 10px;
        margin-bottom: 10px;
    }

    .workspace-tab {
        flex: 1;
        border: 2px solid #8da9dc;
        background: #eef3ff;
        color: #2f4d7a;
        border-radius: var(--editor-radius-panel);
        padding: 10px 12px;
        font-size: 1rem;
        font-weight: 700;
        cursor: pointer;
        line-height: 1.1;
        transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    }

    .workspace-tab:hover,
    .workspace-tab:focus-visible {
        background: #dfe9ff;
        border-color: #6b8cc4;
        outline: none;
    }

    .workspace-tab.active {
        background: #4a90e2;
        border-color: #4a90e2;
        color: #fff;
    }

    .main-area {
        display: block;
    }

    .main-area [data-workspace-panel] {
        display: none;
    }

    .main-area [data-workspace-panel].active-panel {
        display: flex;
    }

    .code-box {
        min-height: var(--editor-mobile-workspace-height);
        height: var(--editor-mobile-workspace-height);
    }

    .canvas-box {
        height: var(--editor-mobile-workspace-height);
        max-height: none;
        min-height: var(--editor-mobile-workspace-height);
    }
}

@media (max-width: 767px) {
    .main-header h1 {
        font-size: clamp(1.58rem, 7.2vw, 2.15rem);
    }

    .toolbar {
        gap: 7px;
    }

    .toolbar .btn {
        padding: 9px 2px;
    }

    .toolbar .btn i {
        margin-right: 0;
        font-size: 1.15rem;
    }

    .toolbar .btn .toolbar-label {
        display: none;
    }

    .commands-tabs {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
        width: 100%;
        max-width: 460px;
        margin-left: auto;
        margin-right: auto;
    }

    .commands-tab {
        width: 100%;
        padding: 10px 8px;
        font-size: 1rem;
        white-space: nowrap;
        text-align: center;
    }

    .workspace-tabs {
        margin-bottom: 8px;
    }

    .main-area {
        gap: 12px;
    }
}

@media (max-width: 430px) {
    .main-header h1 {
        font-size: clamp(1.38rem, 6.9vw, 1.82rem);
        letter-spacing: 0;
    }

    .toolbar {
        gap: 5px;
    }

    .toolbar .btn {
        min-height: 42px;
        padding: 8px 2px;
    }

    .toolbar .btn i {
        font-size: 1.08rem;
    }

    .workspace-tabs {
        gap: 7px;
        margin-bottom: 8px;
    }

    .workspace-tab {
        padding: 9px 10px;
        font-size: 0.96rem;
    }

    .code-box {
        min-height: var(--editor-mobile-workspace-height);
        height: var(--editor-mobile-workspace-height);
    }

    .canvas-box {
        height: var(--editor-mobile-workspace-height);
        min-height: var(--editor-mobile-workspace-height);
    }
}

@media (max-width: 360px) {
    .toolbar .btn {
        min-height: 40px;
    }

    .toolbar .btn i {
        font-size: 1rem;
    }

    .workspace-tab {
        font-size: 0.9rem;
        padding: 8px 8px;
    }
}

@media (min-width: 768px) {
    .code-box {
        height: 600px;
        max-height: 78vh;
        min-height: 400px;
    }

    .canvas-box {
        height: 600px;
        max-height: 78vh;
        min-height: 400px;
    }
}


.area-header { /* Common style for code-header and canvas-header */
    color: var(--editor-surface-base);
    padding: 8px; /* Increased padding */
    text-align: center;
    font-size: 1.2rem; /* Increased font size */
    font-weight: bold;
    border-top-left-radius: 6px; /* Match parent's border-radius minus border width */
    border-top-right-radius: 6px;
}

.code-header {
    background-color: var(--editor-accent-code); /* Purple */
}

.canvas-header {
    background-color: var(--editor-accent-canvas); /* Tomato */
}

#code-editor {
    position: relative;
    z-index: 2;
    flex-grow: 1; /* Allow textarea to fill code-box */
    min-height: 0;
    height: 100%;
    padding: 15px;
    resize: none; /* Consider 'vertical' if preferred */
    border: none;
    outline: none;
    font-family: 'Fira Mono', 'Consolas', 'Courier New', monospace;
    font-size: 1.1rem; /* Increased for readability */
    line-height: 1.6;
    background: transparent;
    border-top: 1px solid var(--editor-border-soft); /* Separator from header */
    overflow: auto;
}

.editor-shell {
    position: relative;
    display: flex;
    flex: 1 1 auto;
    min-height: 0;
    background: var(--editor-surface-code);
    overflow: hidden;
}

.code-line-numbers {
    width: 46px;
    border-top: 1px solid var(--editor-border-soft);
    border-right: 1px solid var(--editor-border-subtle);
    background: var(--editor-surface-line-numbers);
    color: var(--editor-text-subtle);
    font-family: 'Fira Mono', 'Consolas', 'Courier New', monospace;
    font-size: 1.1rem;
    line-height: 1.6;
    text-align: right;
    padding: 15px 8px 15px 6px;
    user-select: none;
    overflow: hidden;
    white-space: pre;
    z-index: 3;
}

.code-active-line {
    position: absolute;
    left: 47px;
    right: 0;
    height: 1.6em;
    top: 15px;
    background: var(--editor-active-line-bg);
    border-top: 1px solid var(--editor-active-line-border);
    border-bottom: 1px solid var(--editor-active-line-border);
    pointer-events: none;
    z-index: 1;
}

.code-error-line {
    position: absolute;
    left: 47px;
    right: 0;
    height: 1.6em;
    top: 15px;
    background: var(--editor-error-line-bg);
    border-top: 1px solid var(--editor-error-line-border);
    border-bottom: 1px solid var(--editor-error-line-border);
    pointer-events: none;
    z-index: 1;
}

#ravlyk-canvas {
    width: 100%;
    height: 100%;
    display: block; /* Remove extra space below canvas */
    background-color: transparent;
    position: absolute;
    inset: 0;
    z-index: 1;
}

.canvas-stage {
    position: relative;
    flex: 1 1 auto;
    min-height: 0;
}

#ravlyk-background-canvas {
    width: 100%;
    height: 100%;
    display: block;
    position: absolute;
    inset: 0;
    z-index: 0;
}

#ravlyk-grid-canvas {
    position: absolute;
    left: 0;
    top: 0;
    pointer-events: none;
    z-index: 5;
    display: none;
}

.ravlyk-sprite-global {
    position: absolute;
    width: 30px;
    height: 30px;
    background-size: contain;
    background-repeat: no-repeat;
    transform-origin: center center;
    z-index: 10;
    pointer-events: none;
    /* Усуваємо будь-яку CSS-анімацію для transform */
    transition: filter 0.2s linear;
}

.ravlyk-sprite-global.lifted {
    filter: drop-shadow(3px 4px 3px rgba(0,0,0,0.3));
}


.examples {
    background-color: var(--editor-surface-base);
    border-radius: var(--editor-radius-panel);
    padding: 20px; /* Increased padding */
    margin-top: 20px; /* Increased margin */
    box-shadow: var(--editor-shadow-panel);
    border: 3px solid var(--editor-accent-examples); /* Orange border */
}

.editor-subtitle {
    margin: 0;
    text-align: center;
    font-size: clamp(1rem, 3vw, 1.2rem);
    color: #555;
}

.examples h2 {
    color: var(--editor-accent-examples-title); /* Darker orange for heading */
    margin-bottom: 15px;
    text-align: center;
    font-size: 1.5rem;
}

.examples-swipe-hint {
    display: none;
    margin: -4px 0 10px 0;
    text-align: center;
    color: var(--editor-accent-examples-hint);
    font-size: 0.92rem;
    font-weight: 700;
}

.example-blocks {
    display: flex;
    flex-wrap: wrap;
    gap: 12px; /* Slightly increased gap */
    justify-content: center;
}

.example-block {
    background-color: var(--editor-surface-muted);
    border-radius: 8px;
    padding: 12px 15px; /* Adjusted padding */
    cursor: pointer;
    border: 2px solid var(--editor-border-muted);
    font-weight: bold;
    transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
    text-align: center;
}

.example-block:hover, .example-block:focus-visible {
    background-color: var(--editor-surface-hover);
    transform: translateY(-2px) scale(1.03); /* Enhanced hover effect */
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    border-color: var(--editor-accent-examples); /* Highlight border on hover/focus */
}

@media (max-width: 1024px) {
    .examples {
        padding: 16px;
    }

    .examples h2 {
        margin-bottom: 12px;
        font-size: 1.35rem;
    }

    .example-blocks {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 10px;
        justify-content: stretch;
    }

    .example-block {
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 46px;
        padding: 10px 8px;
        font-size: 0.98rem;
        line-height: 1.2;
    }
}

@media (max-width: 767px) {
    .examples {
        position: relative;
        margin-top: 10px;
        padding: 14px 10px;
    }

    .editor-subtitle {
        font-size: 0.98rem;
    }

    .examples h2 {
        font-size: 1.25rem;
        margin-bottom: 10px;
    }

    .examples-swipe-hint {
        display: block;
    }

    .example-blocks {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        gap: 8px;
        justify-content: flex-start;
        padding: 0 2px 4px 2px;
        scroll-snap-type: x proximity;
        -webkit-overflow-scrolling: touch;
    }

    .example-blocks::after {
        content: "";
        flex: 0 0 24px;
    }

    .example-block {
        flex: 0 0 auto;
        min-width: 148px;
        max-width: 205px;
        min-height: 44px;
        padding: 9px 10px;
        font-size: 0.92rem;
        line-height: 1.15;
        scroll-snap-align: start;
    }
}

@media (max-width: 430px) {
    .example-block {
        min-width: 134px;
        max-width: 180px;
        font-size: 0.88rem;
    }

    .commands-tab {
        font-size: 0.95rem;
    }
}

.help-box-main { /* Specific for main page help section */
    background-color: var(--editor-surface-base); /* Білий фон */
    border-radius: var(--editor-radius-panel);
    padding: 20px;
    margin-top: 20px;
    border: 3px dashed var(--editor-accent-help-border); /* Teal dashed border */
}

.help-box-main h3 {
    color: var(--editor-accent-help-title); /* Darker teal for heading */
    margin-bottom: 15px;
    text-align: center;
    font-size: 1.5rem;
}

.commands-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 16px;
}

.commands-tab {
    border: 2px solid var(--editor-accent-help-tab-border);
    background: var(--editor-accent-help-tab-bg);
    color: var(--editor-accent-help-tab-text);
    border-radius: var(--editor-radius-panel);
    padding: 11px 18px;
    font-size: 1.06rem;
    font-weight: 700;
    cursor: pointer;
    line-height: 1.1;
    box-shadow: var(--editor-shadow-soft);
    transition: all 0.2s ease;
}

.commands-tab:hover,
.commands-tab:focus-visible {
    border-color: var(--editor-accent-help-border);
    background: var(--editor-accent-help-tab-hover-bg);
    transform: translateY(-1px);
    outline: none;
}

.commands-tab.active {
    background: var(--editor-accent-help-tab-active);
    border-color: var(--editor-accent-help-tab-active);
    color: #fff;
    box-shadow: var(--editor-shadow-help-active);
}

.commands-tab-panels {
    min-height: 0;
}

.commands-tab-panels .command-list.hidden {
    display: none;
}

.command-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); /* Wider columns */
    gap: 15px; /* Increased gap */
}

.command-item {
    background-color: var(--editor-surface-base);
    padding: 15px; /* Increased padding */
    border-radius: 8px;
    border-left: 5px solid var(--editor-accent-help-border); /* Teal left border */
    box-shadow: var(--editor-shadow-command);
}

.command-name {
    font-weight: bold;
    color: var(--editor-accent-help-title); /* Dark teal for command name */
    margin-bottom: 5px; /* Space between name and description */
    font-size: 1.1rem;
}
.command-desc {
    font-size: 0.95rem;
    color: var(--editor-text-muted);
}

.manual-lessons-buttons-main {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 25px;
}


/* Help Modal Styles */
.help-content {
    background: var(--editor-surface-base) !important;
    border-radius: 12px;
    box-shadow: var(--editor-shadow-modal);
    padding: 28px 32px 24px 32px;
}

.modal-overlay .help-content ul {
    margin-bottom: 25px;
    padding-left: 25px; /* Indent list */
    list-style-type: '🐌'; /* Custom list bullet */
}
.modal-overlay .help-content li {
    margin-bottom: 8px;
}

.example-block.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: var(--editor-surface-hover); /* Або інший колір для неактивного стану */
    transform: none;
    box-shadow: none;
}
.example-block.disabled:hover {
    border-color: var(--editor-border-muted); /* Залишити стандартний бордер */
}

/* Make only Help modal wider and reduce vertical overflow. */
#help-modal-content {
    width: min(1120px, 96vw);
    max-width: 1120px;
    max-height: 90vh;
    overflow: auto;
}

#help-modal-content ul {
    column-count: 2;
    column-gap: 34px;
    padding-left: 22px;
}

#help-modal-content li {
    break-inside: avoid;
}

@media (max-width: 980px) {
    #help-modal-content ul {
        column-count: 1;
    }
}

/* --- Accessibility refinements: editor page --- */
.a11y-high-contrast .code-box,
.a11y-high-contrast .canvas-box,
.a11y-high-contrast .examples,
.a11y-high-contrast .help-box-main,
.a11y-high-contrast .command-item,
.a11y-high-contrast .example-block,
.a11y-high-contrast .commands-tab,
.a11y-high-contrast .area-header,
.a11y-high-contrast .editor-shell,
.a11y-high-contrast .code-line-numbers {
    background: var(--editor-hc-surface) !important;
    color: var(--editor-hc-text) !important;
    border-color: var(--editor-hc-text) !important;
    box-shadow: none !important;
}

.a11y-high-contrast .code-header,
.a11y-high-contrast .canvas-header,
.a11y-high-contrast .commands-tab.active {
    background: var(--editor-hc-text) !important;
    color: var(--editor-hc-surface) !important;
    border-color: var(--editor-hc-text) !important;
}

.a11y-high-contrast .workspace-tab {
    background: var(--editor-hc-surface) !important;
    color: var(--editor-hc-text) !important;
    border-color: var(--editor-hc-text) !important;
}

.a11y-high-contrast .workspace-tab.active {
    background: var(--editor-hc-text) !important;
    color: var(--editor-hc-surface) !important;
}

.a11y-high-contrast .commands-tab:hover,
.a11y-high-contrast .commands-tab:focus-visible,
.a11y-high-contrast .example-block:hover,
.a11y-high-contrast .example-block:focus-visible {
    background: var(--editor-hc-hover) !important;
    color: var(--editor-hc-text) !important;
    border-color: var(--editor-hc-accent) !important;
}

.a11y-high-contrast .examples h2,
.a11y-high-contrast .help-box-main h3,
.a11y-high-contrast .command-name,
.a11y-high-contrast .command-desc {
    color: var(--editor-hc-text) !important;
}

.a11y-high-contrast #code-editor,
.a11y-high-contrast .code-line-numbers {
    background: var(--editor-hc-surface) !important;
    color: var(--editor-hc-text) !important;
}

.a11y-high-contrast .code-active-line {
    background: var(--editor-hc-active-line-bg) !important;
    border-top: 1px solid var(--editor-hc-accent) !important;
    border-bottom: 1px solid var(--editor-hc-accent) !important;
}

.a11y-high-contrast .code-error-line {
    background: var(--editor-hc-error-line-bg) !important;
    border-top: 1px solid var(--editor-hc-error) !important;
    border-bottom: 1px solid var(--editor-hc-error) !important;
}

.a11y-high-contrast .help-content {
    background: var(--editor-hc-surface) !important;
    color: var(--editor-hc-text) !important;
    border: 2px solid var(--editor-hc-text) !important;
}

.a11y-larger-text .command-desc,
.a11y-larger-text .example-block,
.a11y-larger-text .commands-tab {
    line-height: 1.45;
}

.a11y-increased-spacing .command-item,
.a11y-increased-spacing .example-block {
    margin-bottom: 0.6rem;
}

#grid-btn[aria-pressed="true"] {
    background-color: var(--editor-accent-grid-active);
    color: #fff;
}

/* ── Download modal layout ─────────────────────────────────────── */
.download-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
}
.download-actions .btn {
    flex: 0 1 auto;
}
.download-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}
.download-row .btn {
    white-space: normal;
    text-align: center;
    line-height: 1.25;
    min-width: 0;
}
.download-cancel {
    width: 100%;
}

@media (max-width: 560px) {
    .download-row {
        grid-template-columns: 1fr;
    }
}

/* ── GIF progress overlay ──────────────────────────────────────── */
.gif-progress-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1100;
}
.gif-progress-overlay.hidden { display: none; }

.gif-progress-box {
    background: #fff;
    border-radius: 10px;
    padding: 2rem 2.5rem;
    min-width: 280px;
    text-align: center;
    box-shadow: 0 4px 24px rgba(0,0,0,0.25);
}
.gif-progress-label {
    font-size: 1rem;
    margin: 0 0 1rem;
    color: #333;
}
.gif-progress-bar-track {
    width: 100%;
    height: 10px;
    background: #e0e0e0;
    border-radius: 5px;
    overflow: hidden;
}
.gif-progress-bar {
    height: 100%;
    width: 0%;
    background: var(--editor-accent, #4a90d9);
    border-radius: 5px;
    transition: width 0.2s ease;
}