/* ═══════════════════════════════════════════════════════════════════════════
   CodeMaster Pro — Main Stylesheet
   Full-screen dark IDE aesthetic with neon accents
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Variables ──────────────────────────────────────────────────────────── */
:root {
    --bg-0:      #0a0a0f;
    --bg-1:      #111118;
    --bg-2:      #16161f;
    --bg-3:      #1e1e2e;
    --bg-4:      #252535;
    --surface:   #1c1c28;
    --border:    #2a2a3e;
    --border-2:  #3a3a55;
    --text-1:    #e2e2f0;
    --text-2:    #9494b8;
    --text-3:    #5a5a7a;
    --accent:    #00d4aa;
    --accent-2:  #7c3aed;
    --green:     #22c55e;
    --red:       #ef4444;
    --yellow:    #f59e0b;
    --radius:    10px;
    --radius-sm: 6px;
    --font-code: 'Space Mono', 'Fira Code', 'Consolas', monospace;
    --font-ui:   'Outfit', 'Inter', system-ui, sans-serif;
    --sidebar-w: 260px;
    --topnav-h:  52px;
    --shadow:    0 4px 24px rgba(0,0,0,.4);
    --shadow-lg: 0 8px 48px rgba(0,0,0,.6);
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

.cmp-fullscreen-body {
    font-family: var(--font-ui);
    background: var(--bg-0);
    color: var(--text-1);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

/* ── App Shell ──────────────────────────────────────────────────────────── */
.cmp-app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100vw;
    overflow: hidden;
}

/* ── Top Nav ────────────────────────────────────────────────────────────── */
.cmp-topnav {
    height: var(--topnav-h);
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    gap: 12px;
    flex-shrink: 0;
    z-index: 100;
}

.cmp-topnav-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
    flex: 1;
}

.cmp-back-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-2);
    text-decoration: none;
    font-size: 13px;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    transition: all .15s;
    white-space: nowrap;
    border: 1px solid transparent;
}
.cmp-back-btn:hover { color: var(--text-1); background: var(--bg-3); border-color: var(--border); }

.cmp-lesson-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-1);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cmp-lang-icon { font-size: 18px; }

.cmp-topnav-center {
    display: flex;
    align-items: center;
    gap: 4px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 4px;
}

.cmp-tab-btn {
    background: transparent;
    border: none;
    color: var(--text-2);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-family: var(--font-ui);
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
}
.cmp-tab-btn:hover  { color: var(--text-1); background: var(--bg-3); }
.cmp-tab-btn.active { color: var(--text-1); background: var(--bg-4); font-weight: 600; }

.cmp-topnav-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    justify-content: flex-end;
}

.cmp-complete-badge {
    background: var(--green);
    color: #000;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
}

.cmp-user-avatar img {
    border-radius: 50%;
    display: block;
    border: 2px solid var(--accent);
}

/* ── Buttons ────────────────────────────────────────────────────────────── */
.cmp-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-family: var(--font-ui);
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all .15s;
    border: 1px solid var(--border);
    background: var(--bg-3);
    color: var(--text-1);
}
.cmp-btn:hover { background: var(--bg-4); border-color: var(--border-2); }

.cmp-btn-primary {
    background: var(--accent);
    color: #000;
    border-color: var(--accent);
    font-weight: 700;
}
.cmp-btn-primary:hover { background: color-mix(in srgb, var(--accent) 85%, white); }

.cmp-btn-large { padding: 12px 28px; font-size: 15px; border-radius: var(--radius); }

.cmp-btn-complete {
    background: transparent;
    border: 1px solid var(--border-2);
    color: var(--text-2);
    font-size: 12px;
    padding: 6px 14px;
}
.cmp-btn-complete.completed {
    background: var(--green);
    color: #000;
    border-color: var(--green);
    font-weight: 700;
}

/* ── Main Layout ────────────────────────────────────────────────────────── */
.cmp-main-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
    height: calc(100vh - var(--topnav-h));
}

/* ── Sidebar ────────────────────────────────────────────────────────────── */
.cmp-sidebar {
    width: var(--sidebar-w);
    background: var(--bg-1);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    flex-shrink: 0;
    transition: width .3s;
}

.cmp-sidebar.collapsed { width: 0; overflow: hidden; }

.cmp-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-3);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.cmp-sidebar-toggle {
    background: none;
    border: none;
    color: var(--text-3);
    cursor: pointer;
    font-size: 16px;
}

.cmp-lesson-nav {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.cmp-nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-2);
    font-size: 13px;
    margin-bottom: 2px;
    transition: all .15s;
    border: 1px solid transparent;
}
.cmp-nav-item:hover  { background: var(--bg-3); color: var(--text-1); border-color: var(--border); }
.cmp-nav-item.active { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, transparent); }
.cmp-nav-item.done   { color: var(--text-3); }

.cmp-nav-num {
    min-width: 22px;
    height: 22px;
    background: var(--bg-3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}
.cmp-nav-item.done .cmp-nav-num { background: var(--green); color: #000; }
.cmp-nav-item.active .cmp-nav-num { background: var(--accent); color: #000; }

.cmp-nav-title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cmp-nav-check { color: var(--green); font-weight: 700; font-size: 12px; }

/* ── Content Area ───────────────────────────────────────────────────────── */
.cmp-content-area {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.cmp-panel {
    position: absolute;
    inset: 0;
    display: none;
    flex-direction: column;
    overflow: hidden;
}
.cmp-panel.active { display: flex; }

/* ── Lesson Panel ───────────────────────────────────────────────────────── */
.cmp-lesson-content {
    padding: 40px;
    max-width: 860px;
    margin: 0 auto;
    overflow-y: auto;
    height: 100%;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.cmp-objectives {
    background: color-mix(in srgb, var(--accent) 8%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 32px;
}
.cmp-objectives h3 { font-size: 15px; margin-bottom: 12px; color: var(--accent); }
.cmp-objectives ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.cmp-objectives li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--text-1); }
.cmp-objectives li::before { content: '✓'; color: var(--accent); font-weight: 700; margin-top: 1px; }

.cmp-lesson-body { line-height: 1.8; color: var(--text-2); }
.cmp-lesson-body h1,.cmp-lesson-body h2,.cmp-lesson-body h3 { color: var(--text-1); margin: 24px 0 12px; }
.cmp-lesson-body p  { margin-bottom: 16px; }
.cmp-lesson-body code { background: var(--bg-3); padding: 2px 6px; border-radius: 4px; font-family: var(--font-code); font-size: 0.875em; color: var(--accent); }
.cmp-lesson-body pre { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; overflow-x: auto; margin: 20px 0; }
.cmp-lesson-body pre code { background: none; padding: 0; color: var(--text-1); }
.cmp-lesson-body ul,.cmp-lesson-body ol { padding-left: 24px; margin-bottom: 16px; }
.cmp-lesson-body li { margin-bottom: 6px; }
.cmp-lesson-body a { color: var(--accent); }
.cmp-lesson-body blockquote { border-left: 3px solid var(--accent); padding-left: 20px; color: var(--text-3); font-style: italic; }

.cmp-lesson-actions {
    display: flex;
    gap: 12px;
    margin-top: 40px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

/* ── Editor Panel ───────────────────────────────────────────────────────── */
.cmp-editor-layout {
    display: flex;
    height: 100%;
    overflow: hidden;
}

.cmp-editor-pane {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-right: 1px solid var(--border);
}

.cmp-editor-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    gap: 8px;
    flex-wrap: wrap;
}

.cmp-editor-toolbar-left,
.cmp-editor-toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.cmp-lang-pill {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    font-family: var(--font-code);
    letter-spacing: .5px;
    border: 1px solid;
}

.cmp-model-select {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-2);
    font-size: 12px;
    padding: 4px 8px;
    cursor: pointer;
    font-family: var(--font-ui);
    max-width: 200px;
}

.cmp-tool-btn {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-2);
    padding: 5px 10px;
    font-size: 12px;
    font-family: var(--font-ui);
    cursor: pointer;
    transition: all .15s;
}
.cmp-tool-btn:hover { background: var(--bg-4); color: var(--text-1); border-color: var(--border-2); }

.cmp-run-btn {
    background: var(--accent);
    border: none;
    border-radius: var(--radius-sm);
    color: #000;
    padding: 7px 16px;
    font-size: 13px;
    font-weight: 700;
    font-family: var(--font-ui);
    cursor: pointer;
    transition: all .15s;
}
.cmp-run-btn:hover { opacity: .9; transform: translateY(-1px); }
.cmp-run-btn:active { transform: translateY(0); }

/* ── CodeMirror ─────────────────────────────────────────────────────────── */
.cmp-codemirror-wrap {
    flex: 1;
    overflow: hidden;
    position: relative;
}

.cmp-codemirror-wrap .CodeMirror {
    height: 100%;
    font-family: var(--font-code);
    font-size: 14px;
    line-height: 1.6;
    background: var(--bg-0);
    padding: 8px 0;
}

.cmp-codemirror-wrap .CodeMirror-scroll { padding: 0 8px; }
.cmp-codemirror-wrap .CodeMirror-gutters { background: var(--bg-1); border-right: 1px solid var(--border); }
.cmp-codemirror-wrap .CodeMirror-linenumber { color: var(--text-3); padding: 0 12px; }
.cmp-codemirror-wrap .CodeMirror-cursor { border-left: 2px solid var(--accent); }

/* ── Output Pane ────────────────────────────────────────────────────────── */
.cmp-output-pane {
    width: 42%;
    min-width: 280px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-0);
    position: relative;
}

.cmp-output-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-2);
    flex-shrink: 0;
    gap: 8px;
}
.cmp-output-toolbar > div { display: flex; align-items: center; gap: 6px; }

.cmp-out-tab {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-2);
    padding: 3px 8px;
    font-size: 11px;
    cursor: pointer;
}
.cmp-out-tab.active { background: var(--bg-4); color: var(--text-1); }

.cmp-output-content {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    font-family: var(--font-code);
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-1);
    white-space: pre-wrap;
    word-break: break-word;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.cmp-output-content .cmp-out-line-stdout { color: var(--text-1); }
.cmp-output-content .cmp-out-line-stderr { color: var(--red); }
.cmp-output-content .cmp-out-exit0 { color: var(--green); }
.cmp-output-content .cmp-out-exit1 { color: var(--red); }

.cmp-output-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-3);
    font-size: 14px;
}

.cmp-html-preview {
    flex: 1;
    border: none;
    background: white;
}

/* ── Running Indicator ──────────────────────────────────────────────────── */
.cmp-running {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-2);
    box-shadow: var(--shadow);
    z-index: 50;
}

.cmp-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: cmp-spin .8s linear infinite;
}
@keyframes cmp-spin { to { transform: rotate(360deg); } }

/* ── AI Panel ───────────────────────────────────────────────────────────── */
.cmp-ai-layout {
    display: flex;
    flex-direction: column;
    height: 100%;
    max-width: 860px;
    margin: 0 auto;
    width: 100%;
    padding: 0 24px;
}

.cmp-ai-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 0 16px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.cmp-ai-avatar {
    width: 48px;
    height: 48px;
    background: color-mix(in srgb, var(--accent) 15%, transparent);
    border: 2px solid color-mix(in srgb, var(--accent) 40%, transparent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.cmp-ai-header h2 { font-size: 18px; font-weight: 700; margin-bottom: 2px; }
.cmp-ai-header p  { font-size: 13px; color: var(--text-3); }
.cmp-ai-model-info { margin-left: auto; }

.cmp-ai-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.cmp-ai-message {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}
.cmp-ai-message.user { flex-direction: row-reverse; }

.cmp-ai-bubble {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 18px;
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-1);
    max-width: 80%;
}
.cmp-ai-message.user .cmp-ai-bubble {
    background: color-mix(in srgb, var(--accent) 15%, transparent);
    border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}
.cmp-ai-bubble code { font-family: var(--font-code); background: var(--bg-2); padding: 2px 5px; border-radius: 4px; font-size: .85em; color: var(--accent); }
.cmp-ai-bubble pre  { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px; margin: 10px 0; overflow-x: auto; }
.cmp-ai-bubble pre code { background: none; padding: 0; color: var(--text-1); }
.cmp-ai-bubble strong { color: var(--text-1); }
.cmp-ai-bubble em { color: var(--text-2); }

.cmp-ai-typing .cmp-ai-bubble {
    display: flex;
    gap: 4px;
    align-items: center;
    min-width: 60px;
}
.cmp-dot {
    width: 6px; height: 6px;
    background: var(--text-3);
    border-radius: 50%;
    animation: cmp-bounce .8s infinite;
}
.cmp-dot:nth-child(2) { animation-delay: .15s; }
.cmp-dot:nth-child(3) { animation-delay: .3s; }
@keyframes cmp-bounce { 0%,80%,100% { transform: translateY(0); } 40% { transform: translateY(-6px); } }

.cmp-ai-quick-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    padding: 12px 0;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
}

.cmp-quick-btn {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-2);
    font-size: 12px;
    padding: 6px 12px;
    cursor: pointer;
    font-family: var(--font-ui);
    transition: all .15s;
    white-space: nowrap;
}
.cmp-quick-btn:hover { background: var(--bg-4); color: var(--text-1); border-color: var(--border-2); }

.cmp-ai-input-area {
    padding: 12px 0 20px;
    flex-shrink: 0;
}

.cmp-ai-input-row {
    display: flex;
    gap: 8px;
    align-items: flex-end;
    flex-wrap: wrap;
}

#cmp-ai-input {
    flex: 1;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-1);
    font-family: var(--font-ui);
    font-size: 14px;
    padding: 12px 16px;
    resize: none;
    transition: border-color .15s;
    min-width: 200px;
}
#cmp-ai-input:focus { outline: none; border-color: var(--accent); }
#cmp-ai-input::placeholder { color: var(--text-3); }

.cmp-ai-input-options {
    font-size: 12px;
    color: var(--text-3);
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}
.cmp-ai-input-options input { accent-color: var(--accent); }

.cmp-ai-send {
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    color: #000;
    font-weight: 700;
    font-size: 14px;
    font-family: var(--font-ui);
    padding: 12px 20px;
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
}
.cmp-ai-send:hover { opacity: .9; }
.cmp-ai-send:disabled { opacity: .5; cursor: not-allowed; }

/* ── Video Panel ────────────────────────────────────────────────────────── */
.cmp-video-layout {
    display: flex;
    height: 100%;
    gap: 0;
    overflow: hidden;
}

.cmp-video-main {
    flex: 1;
    overflow-y: auto;
    padding: 24px 32px;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.cmp-video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    margin-bottom: 24px;
}

.cmp-video-container iframe {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
}

.cmp-video-info h2 { font-size: 22px; margin-bottom: 16px; }
.cmp-video-actions { display: flex; gap: 12px; }

.cmp-video-sidebar {
    width: 300px;
    background: var(--bg-1);
    border-left: 1px solid var(--border);
    overflow-y: auto;
    padding: 16px;
    flex-shrink: 0;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}
.cmp-video-sidebar h3 { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-3); margin-bottom: 12px; }

.cmp-video-lesson-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-2);
    font-size: 13px;
    margin-bottom: 4px;
    transition: all .15s;
}
.cmp-video-lesson-item:hover { background: var(--bg-3); color: var(--text-1); }
.cmp-video-lesson-item.active { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); }

.cmp-video-num {
    min-width: 24px;
    height: 24px;
    background: var(--bg-3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}

/* ── Modal ──────────────────────────────────────────────────────────────── */
.cmp-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.7);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    backdrop-filter: blur(4px);
}

.cmp-modal-inner {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-width: 700px;
    width: 100%;
    max-height: 80vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
}

.cmp-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}
.cmp-modal-header h3 { font-size: 16px; }

.cmp-modal-close {
    background: none;
    border: none;
    color: var(--text-3);
    font-size: 18px;
    cursor: pointer;
}
.cmp-modal-close:hover { color: var(--text-1); }

.cmp-modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.cmp-solution-code {
    background: var(--bg-0);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px;
    overflow-x: auto;
    margin: 16px 0;
    font-family: var(--font-code);
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-1);
}

/* ── Badge ──────────────────────────────────────────────────────────────── */
.cmp-badge {
    display: inline-flex;
    align-items: center;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 3px 10px;
    font-size: 11px;
    color: var(--text-2);
    font-weight: 500;
}
.cmp-badge-lang  { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 30%, transparent); background: color-mix(in srgb, var(--accent) 8%, transparent); }
.cmp-badge-level { color: var(--yellow); border-color: color-mix(in srgb, var(--yellow) 30%, transparent); background: color-mix(in srgb, var(--yellow) 8%, transparent); }

/* ═══════════════════════════════════════════════════════════════════════════
   COURSE PAGE
   ═══════════════════════════════════════════════════════════════════════════ */

.cmp-course-body {
    overflow: auto;
    height: auto;
}

.cmp-course-page {
    min-height: 100vh;
    background: var(--bg-0);
}

.cmp-course-hero {
    position: relative;
    padding: 60px 48px 48px;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.cmp-course-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.cmp-course-hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.cmp-back-link {
    display: inline-block;
    color: var(--text-3);
    text-decoration: none;
    font-size: 13px;
    margin-bottom: 24px;
    transition: color .15s;
}
.cmp-back-link:hover { color: var(--text-1); }

.cmp-course-hero-icon { font-size: 56px; margin-bottom: 16px; display: block; }

.cmp-course-hero h1 { font-size: 36px; font-weight: 900; margin-bottom: 12px; }

.cmp-course-desc { font-size: 16px; color: var(--text-2); margin-bottom: 20px; line-height: 1.6; }

.cmp-course-hero-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }

.cmp-course-progress-wrap { margin-bottom: 24px; }

.cmp-progress-bar {
    height: 6px;
    background: var(--bg-3);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.cmp-progress-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    transition: width .5s ease;
}

.cmp-progress-label { font-size: 13px; color: var(--text-3); }

.cmp-course-hero-actions { display: flex; gap: 12px; }

.cmp-course-lessons-section { padding: 40px 48px; max-width: 900px; }

.cmp-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}
.cmp-section-header h2 { font-size: 22px; font-weight: 700; }
.cmp-section-header span { font-size: 13px; color: var(--text-3); }

.cmp-lessons-list { display: flex; flex-direction: column; gap: 8px; }

.cmp-lesson-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--text-1);
    transition: all .2s;
}
.cmp-lesson-item:hover { background: var(--bg-2); border-color: var(--border-2); transform: translateX(4px); }
.cmp-lesson-item.done  { opacity: .7; }

.cmp-lesson-num {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--bg-3);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
    color: var(--text-2);
}
.cmp-lesson-num.done { background: var(--green); border-color: var(--green); color: #000; }

.cmp-lesson-item-info { flex: 1; }
.cmp-lesson-item-info h3 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.cmp-lesson-item-info p  { font-size: 13px; color: var(--text-3); }

.cmp-lesson-item-badges { display: flex; gap: 6px; flex-wrap: wrap; }

.cmp-lesson-item-arrow { color: var(--text-3); font-size: 20px; }

.cmp-course-info-section { padding: 0 48px 48px; }

.cmp-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    max-width: 900px;
}

.cmp-info-card-2 {
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}
.cmp-info-card-2 h3 { font-size: 16px; font-weight: 700; margin-bottom: 16px; }

.cmp-lang-stats { display: flex; flex-direction: column; gap: 12px; }
.cmp-lang-stats div { display: flex; justify-content: space-between; font-size: 14px; }
.cmp-lang-stats span { color: var(--text-3); }
.cmp-lang-stats strong { color: var(--text-1); }

/* ═══════════════════════════════════════════════════════════════════════════
   CATALOG / ARCHIVE PAGE
   ═══════════════════════════════════════════════════════════════════════════ */

.cmp-archive-body { overflow: auto; height: auto; }

.cmp-catalog-page { min-height: 100vh; padding-bottom: 60px; }

.cmp-catalog-hero {
    text-align: center;
    padding: 80px 40px 48px;
    background: radial-gradient(ellipse at top, color-mix(in srgb, var(--accent) 6%, transparent), transparent 60%);
}

.cmp-catalog-hero h1 { font-size: 42px; font-weight: 900; margin-bottom: 16px; }
.cmp-catalog-hero > p { font-size: 18px; color: var(--text-2); margin-bottom: 40px; }

.cmp-catalog-stats {
    display: flex;
    gap: 48px;
    justify-content: center;
    flex-wrap: wrap;
}
.cmp-catalog-stats > div { text-align: center; }
.cmp-catalog-stats strong { display: block; font-size: 32px; font-weight: 900; color: var(--accent); }
.cmp-catalog-stats span   { font-size: 14px; color: var(--text-3); }

.cmp-catalog-filter {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    padding: 0 40px 28px;
    justify-content: center;
}

.cmp-filter-btn {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-2);
    padding: 7px 16px;
    font-size: 13px;
    font-family: var(--font-ui);
    cursor: pointer;
    transition: all .15s;
}
.cmp-filter-btn:hover  { background: var(--bg-3); color: var(--text-1); }
.cmp-filter-btn.active { background: var(--accent); color: #000; border-color: var(--accent); font-weight: 700; }

.cmp-catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    padding: 0 40px;
}

.cmp-catalog-card {
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-decoration: none;
    color: var(--text-1);
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all .2s;
    position: relative;
    overflow: hidden;
}
.cmp-catalog-card:hover { transform: translateY(-4px); border-color: var(--border-2); box-shadow: var(--shadow); }

.cmp-catalog-card-top { display: flex; justify-content: space-between; align-items: flex-start; }
.cmp-catalog-icon { font-size: 40px; }
.cmp-catalog-level { font-size: 11px; font-weight: 700; color: var(--yellow); background: color-mix(in srgb, var(--yellow) 10%, transparent); border: 1px solid color-mix(in srgb, var(--yellow) 25%, transparent); padding: 3px 8px; border-radius: 20px; text-transform: uppercase; }

.cmp-catalog-card h3 { font-size: 18px; font-weight: 700; }
.cmp-catalog-card p  { font-size: 13px; color: var(--text-2); line-height: 1.5; flex: 1; }

.cmp-catalog-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    font-size: 13px;
    color: var(--text-3);
}

.cmp-catalog-cta {
    color: var(--accent);
    font-weight: 600;
}

.cmp-catalog-card-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    opacity: 0;
    transition: opacity .2s;
}
.cmp-catalog-card:hover .cmp-catalog-card-bar { opacity: 1; }

/* ═══════════════════════════════════════════════════════════════════════════
   SHORTCODE — Course Grid (inline on regular WP pages)
   ═══════════════════════════════════════════════════════════════════════════ */

.cmp-courses-grid {
    display: grid;
    gap: 20px;
    margin: 20px 0;
}
.cmp-cols-2 { grid-template-columns: repeat(2, 1fr); }
.cmp-cols-3 { grid-template-columns: repeat(3, 1fr); }
.cmp-cols-4 { grid-template-columns: repeat(4, 1fr); }

.cmp-course-card {
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-decoration: none;
    color: var(--text-1);
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all .2s;
}
.cmp-course-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: var(--accent); }

.cmp-course-icon { font-size: 36px; flex-shrink: 0; }
.cmp-course-info { flex: 1; }
.cmp-course-info h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.cmp-course-info p  { font-size: 13px; color: var(--text-2); margin-bottom: 10px; }
.cmp-course-meta { display: flex; gap: 6px; flex-wrap: wrap; }
.cmp-course-arrow { color: var(--text-3); font-size: 20px; }

/* ═══════════════════════════════════════════════════════════════════════════
   STANDALONE EDITOR SHORTCODE
   ═══════════════════════════════════════════════════════════════════════════ */

.cmp-standalone-editor {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin: 20px 0;
    background: var(--bg-0);
}

/* ═══════════════════════════════════════════════════════════════════════════
   MISC / UTILS
   ═══════════════════════════════════════════════════════════════════════════ */

.cmp-empty-state { text-align: center; padding: 48px; color: var(--text-3); }

/* Scrollbar */
::-webkit-scrollbar       { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-2); }

/* Responsive */
@media (max-width: 900px) {
    .cmp-sidebar { display: none; }
    .cmp-editor-layout { flex-direction: column; }
    .cmp-output-pane { width: 100%; height: 240px; border-left: none; border-top: 1px solid var(--border); }
    .cmp-topnav-center .cmp-tab-btn { padding: 6px 8px; font-size: 12px; }
    .cmp-info-grid { grid-template-columns: 1fr; }
    .cmp-course-hero { padding: 32px 20px; }
    .cmp-course-lessons-section { padding: 24px 20px; }
    .cmp-catalog-grid { padding: 0 20px; grid-template-columns: 1fr; }
}

/* ── AI Model Badge ─────────────────────────────────────────────────────── */
.cmp-ai-model-badge {
    display: inline-block;
    margin-top: 8px;
    font-size: 11px;
    color: var(--text-3);
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 2px 6px;
    font-family: var(--font-code);
}

/* ── Embed Lesson ───────────────────────────────────────────────────────── */
.cmp-embed-lesson {
    border: 1px solid var(--border, #2a2a3e);
    border-radius: 10px;
    overflow: hidden;
    background: #111118;
    margin: 20px 0;
    font-family: 'Outfit', sans-serif;
}

.cmp-embed-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #16161f;
    border-bottom: 1px solid #2a2a3e;
    color: #e2e2f0;
    font-weight: 600;
}

.cmp-embed-body {
    padding: 20px;
    color: #9494b8;
    font-size: 14px;
    line-height: 1.6;
    border-bottom: 1px solid #2a2a3e;
}

.cmp-embed-editor { padding: 0; }

.cmp-embed-editor .cmp-output-panel {
    border-top: 1px solid #2a2a3e;
}

.cmp-embed-editor .cmp-output-content {
    min-height: 80px;
    max-height: 200px;
    overflow-y: auto;
    padding: 12px 16px;
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    color: #e2e2f0;
    background: #0a0a0f;
}

/* ── Course archive body scrollable ──────────────────────────────────────── */
.cmp-archive-body { background: #0a0a0f; }
.cmp-course-body  { background: #0a0a0f; }

/* ── Catalog empty ──────────────────────────────────────────────────────── */
.cmp-empty-catalog {
    grid-column: 1/-1;
    text-align: center;
    padding: 80px 20px;
    color: #5a5a7a;
    font-size: 16px;
}

/* ── Toast animation ────────────────────────────────────────────────────── */
.cmp-toast {
    transition: opacity .3s ease;
}