:root {
    --bg-color: #121212;
    --text-color: #eee;
    --panel-bg: #1e1e1e;
    --border-color: #333;
    --btn-bg: #333;
    --btn-hover: #444;
    --active-color: #00cc66;
    /* Adjusted to match original panic button color */
    --input-bg: #111;
    --input-border: #444;
    --log-bg: #0a0a0a;
    --highlight-text: #00ff88;
    --log-out-color: #ff9900;
}

[data-theme="light"] {
    --bg-color: #f5f5f5;
    --text-color: #222;
    --panel-bg: #ffffff;
    --border-color: #ccc;
    --btn-bg: #e0e0e0;
    --btn-hover: #d0d0d0;
    --active-color: #2e7d32;
    --danger-color: #d32f2f;
    --input-bg: #fff;
    --input-border: #999;
    --log-bg: #eeeeee;
    --highlight-text: #008844;
    /* Darker green for light mode contrast */
    --log-out-color: #d87000;
    /* Darker orange for light mode log */
}

body {
    margin: 0;
    background: var(--bg-color);
    font-family: sans-serif;
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100vh;
    transition: background-color 0.3s, color 0.3s;
}

.top {
    width: 100%;
    max-width: 600px;
    margin-bottom: 15px;
    position: relative;
}

.app-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--panel-bg);
    padding: 8px 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    margin-bottom: 8px;
    position: relative;
    transition: background 0.3s, border 0.3s;
}

.app-bar h1 {
    margin: 0;
    font-size: 20px;
}

.btn-icon {
    background: transparent;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 3px;
    color: var(--text-color);
}

#btn-menu-toggle {
    display: none;
}


#status-tooltip {
    position: absolute;
    top: 60px;
    right: 0;
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    padding: 15px;
    border-radius: 8px;
    z-index: 100;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.5);
    font-size: 14px;
    max-width: 300px;
    word-wrap: break-word;
}

.hidden {
    display: none !important;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 5px;
    background: var(--panel-bg);
    padding: 5px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 15px 5px;
    font-size: 16px;
    background: transparent;
    border: none;
    /* Ensure no default border */
    color: var(--text-color);
    /* Ensure text color adapts */
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s;
    font-weight: bold;
}

.tab-btn.active {
    background: var(--btn-hover);
    /* Using btn-hover for active tab background */
    color: var(--highlight-text);
    font-weight: bold;
}

.tab-content {
    display: none;
    width: 95%;
    max-width: 600px;
    flex: 1;
    overflow-y: auto;
    padding-bottom: 20px;
}

.tab-content.active {
    display: block;
}

/* Transport Bar */
.transport-bar {
    display: flex;
    flex-direction: column;
    background: var(--panel-bg);
    padding: 10px 15px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease-in-out;
}

.transport-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 5px;
}

.transport-title {
    font-size: 12px;
    font-weight: bold;
    color: var(--highlight-text);
    letter-spacing: 1px;
    opacity: 0.8;
}

.transport-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    overflow: hidden;
    max-height: 100px;
    transition: all 0.3s ease-in-out;
    opacity: 1;
    padding-top: 5px;
}

.transport-bar.collapsed .transport-content {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
}

.transport-bar.collapsed {
    padding-bottom: 5px;
}

#btn-transport-toggle {
    font-size: 14px;
    padding: 2px 8px;
    height: auto;
}

.transport-controls {
    display: flex;
    gap: 15px;
}

.btn-transport {
    width: 50px;
    height: 50px;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--btn-bg);
    border-radius: 50%;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-transport:hover {
    background: var(--btn-hover);
    transform: translateY(-2px);
}

.btn-transport#btn-clock-start.active {
    background: var(--active-color);
    box-shadow: 0 0 15px rgba(0, 204, 102, 0.4);
    color: white;
}

.btn-transport#btn-clock-stop.active {
    background: var(--danger-color);
    box-shadow: 0 0 15px rgba(211, 47, 47, 0.4);
    color: white;
}

.bpm-control {
    display: flex;
    align-items: center;
    gap: 12px;
}

.bpm-control label {
    font-weight: bold;
    color: var(--highlight-text);
}

.bpm-control input {
    width: 80px;
    padding: 8px;
    font-size: 18px;
    text-align: center;
    font-weight: bold;
    border-radius: 8px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-color);
}

/* Performance Grid */
.grid {
    margin-top: 15px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    width: 100%;
}

button {
    height: 80px;
    font-size: 18px;
    border: none;
    border-radius: 12px;
    background: var(--btn-bg);
    color: var(--text-color);
    cursor: pointer;
    transition: background 0.2s, color 0.2s, transform 0.2s;
}

button:active {
    transform: scale(0.98);
}

button.active,
button.performance-btn.active {
    background: var(--active-color);
    box-shadow: 0 0 15px rgba(0, 204, 102, 0.4);
    color: white;
    /* Forced white for green contrast */
}

.panic {
    color: white;
    /* Forced white */
}

/* Setup Form */
.setup-container {
    background: var(--panel-bg);
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
    border: 1px solid var(--border-color);
}

.setup-container h3 {
    margin-top: 0;
    margin-bottom: 15px;
    color: var(--highlight-text);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 5px;
}

.section-card {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.section-card h4 {
    margin: 0 0 5px 0;
    font-size: 16px;
    color: var(--highlight-text);
}

.help-text {
    margin: 0 0 15px 0;
    font-size: 13px;
    color: #888;
}

.grid-header {
    display: grid;
    grid-template-columns: 2fr 60px 2fr 60px 80px 60px 40px;
    gap: 8px;
    margin-bottom: 5px;
    font-size: 12px;
    font-weight: bold;
    color: #888;
    padding: 0 5px;
}

#song-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

#song-form label {
    font-size: 14px;
    color: var(--text-color);
    /* Using text-color for labels */
}

#song-form input[type="text"],
#song-form input[type="number"] {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-color);
    padding: 10px;
    border-radius: 6px;
    font-size: 16px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px !important;
    color: var(--text-color) !important;
    margin: 10px 0;
    cursor: pointer;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.btn-save {
    background: #0066cc;
    /* Keeping original specific color */
    height: 50px;
    flex: 2;
    color: white;
}

.btn-cancel {
    background: #666;
    /* Keeping original specific color */
    height: 50px;
    flex: 1;
    color: white;
}

/* Songs List in Setup */
.songs-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 15px;
}

.song-list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--input-bg);
    /* Using input-bg for list items */
    padding: 10px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.song-list-info {
    display: flex;
    flex-direction: column;
}

.song-list-title {
    font-weight: bold;
    font-size: 16px;
    color: var(--text-color);
}

.song-list-details {
    font-size: 12px;
    color: #888;
    /* Keeping original specific color */
}

.song-list-actions {
    display: flex;
    gap: 5px;
}

.btn-small {
    height: 36px;
    font-size: 14px;
    padding: 0 10px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    color: var(--text-color);
    background: var(--btn-bg);
    transition: background 0.2s, color 0.2s;
}

.btn-edit {
    background: var(--btn-hover);
}

/* Using btn-hover for edit */
.btn-delete {
    background: var(--danger-color);
    color: white;
}

.btn-danger {
    background: var(--danger-color);
    height: 50px;
    color: white;
}

/* Monitor Configs */
.monitor-controls {
    display: flex;
    justify-content: flex-end;
    margin: 15px 0 10px 0;
}

.midi-log {
    background: var(--log-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px;
    font-family: monospace;
    font-size: 14px;
    color: var(--highlight-text);
    height: 60vh;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

.log-entry {
    margin-bottom: 4px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2px;
}

.log-time {
    color: #666;
    font-size: 11px;
    margin-right: 8px;
}

.log-in {
    color: #00ccff;
}

.log-out {
    color: var(--log-out-color);
}

.log-sys {
    color: #FF9800;
    font-weight: bold;
}

/* Dynamic Setup UI Styles */
#device-form {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

#device-form label {
    font-size: 14px;
    color: var(--text-color);
}

#device-form input,
select {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-color);
    padding: 10px;
    border-radius: 6px;
    font-size: 16px;
    width: 100%;
    box-sizing: border-box;
}

.route-row,
.pc-row,
.bass-row,
.trigger-row {
    display: grid;
    gap: 8px;
    align-items: center;
    background: var(--panel-bg);
    padding: 8px;
    border-radius: 6px;
    margin-bottom: 8px;
    border: 1px solid var(--border-color);
}

.pc-row {
    grid-template-columns: 2fr 3fr;
}

.route-row,
.bass-row {
    grid-template-columns: 2fr 60px 2fr 60px 80px 60px 40px;
}

.trigger-row {
    grid-template-columns: 2fr 2fr 60px 2fr 60px 40px 60px 60px 40px;
}

.route-row select,
.route-row input,
.pc-row input,
.bass-row select,
.trigger-row select,
.trigger-row input {
    padding: 6px;
    font-size: 14px;
    border-radius: 4px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-color);
    width: 100%;
}

.r-oct,
.b-oct,
.r-max,
.b-max,
.t-trig,
.t-chan,
.t-targ,
.t-pval,
.t-rval {
    width: 50px !important;
}

.btn-remove {
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    padding: 6px;
    font-weight: bold;
}

/* MOBILE OPTIMIZATIONS */
@media (max-width: 600px) {
    body {
        padding: 5px;
    }

    .app-bar {
        border-radius: 0;
        margin-bottom: 5px;
        padding: 4px 8px;
    }

    .tab-btn {
        padding: 10px 2px;
        font-size: 13px !important;
    }

    .tabs {
        border-radius: 4px;
        padding: 2px;
    }

    form {
        padding: 10px;
    }

    .hidden-mobile {
        display: none !important;
    }

    .route-row,
    .bass-row {
        grid-template-columns: 1fr 1fr;
        /* Stack columns on tiny screens */
        grid-template-areas:
            "from to"
            "inch outch"
            "max oct"
            "del del";
        gap: 5px;
        padding: 8px;
    }

    .route-row>*:nth-child(1),
    .bass-row>*:nth-child(1) {
        grid-area: from;
    }

    .route-row>*:nth-child(2),
    .bass-row>*:nth-child(2) {
        grid-area: inch;
    }

    .route-row>*:nth-child(3),
    .bass-row>*:nth-child(3) {
        grid-area: to;
    }

    .route-row>*:nth-child(4),
    .bass-row>*:nth-child(4) {
        grid-area: outch;
    }

    .route-row>*:nth-child(5),
    .bass-row>*:nth-child(5) {
        grid-area: max;
    }

    .route-row>*:nth-child(6),
    .bass-row>*:nth-child(6) {
        grid-area: oct;
    }

    .route-row>*:nth-child(7),
    .bass-row>*:nth-child(7) {
        grid-area: del;
        width: 100%;
        margin-top: 5px;
    }

    .pc-row {
        grid-template-columns: 1fr;
    }

    #status-tooltip {
        top: 50px;
        right: 5px;
    }
}

/* HORIZONTAL (LANDSCAPE) OPTIMIZATIONS for Phones/Tablets */
@media (max-width: 1024px) and (orientation: landscape) {
    body {
        flex-direction: row;
        align-items: flex-start;
        padding: 0;
        overflow: hidden; /* Prevent body scroll, let panes scroll */
    }

    /* Sidebar Menu */
    .top {
        width: 250px;
        max-width: 250px;
        height: 100vh;
        margin-bottom: 0;
        margin-right: 15px;
        display: flex;
        flex-direction: column;
        background: var(--panel-bg);
        border-right: 1px solid var(--border-color);
        box-shadow: 2px 0 10px rgba(0,0,0,0.2);
        overflow-y: auto; /* Enable vertical scrolling */
    }
    
    .app-bar {
        border-radius: 0;
        border: none;
        border-bottom: 1px solid var(--border-color);
        margin-bottom: 0;
        padding: 10px 8px;
        flex-wrap: wrap;
        justify-content: center;
        gap: 5px;
    }

    .app-bar h1 {
        font-size: 18px;
        text-align: center;
        width: 100%;
        margin-bottom: 5px;
    }

    #btn-menu-toggle {
        display: block;
    }

    #status-tooltip {
        top: 60px;
        left: 10px;
        width: 230px;
    }

    /* Stack tabs vertically in landscape */
    .tabs {
        flex-direction: column;
        border: none;
        background: transparent;
        padding: 10px;
    }

    .tab-btn {
        padding: 12px 10px;
        text-align: left;
        margin-bottom: 5px;
        display: flex;
        align-items: center;
        gap: 10px;
        overflow: hidden;
    }

    .tab-btn:before {
        content: attr(data-icon);
        font-size: 18px;
        flex-shrink: 0;
    }

    /* Sidebar Collapsed State */
    .top.collapsed {
        width: 60px;
        max-width: 60px;
    }

    .top.collapsed .app-bar h1,
    .top.collapsed #btn-help,
    .top.collapsed .panic,
    .top.collapsed #theme-toggle {
        display: none;
    }

    .top.collapsed .app-bar {
        flex-direction: column;
        padding: 10px 0;
        gap: 15px;
    }

    .top.collapsed #btn-status-icon {
        display: block;
        margin: 0 auto;
    }

    .top.collapsed #btn-menu-toggle {
        margin: 0 auto;
    }

    .top.collapsed .tabs {
        padding: 10px 5px;
    }

    .top.collapsed .tab-btn {
        padding: 15px 5px;
        text-align: center;
        font-size: 0;
        justify-content: center;
    }

    .top.collapsed .tab-btn:before {
        font-size: 22px;
    }

    /* Main Content Area */
    .tab-content {
        flex: 1; /* Take up remaining horizontal space */
        height: 100vh;
        max-width: none;
        padding: 15px 20px 20px 5px;
        box-sizing: border-box; 
    }

    /* Adjust grids to stretch comfortably */
    .grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }
    
    /* Give route rows more breathing room horizontally */
    .route-row, .bass-row {
        grid-template-columns: 2fr 2fr 60px 1fr 1fr 40px;
    }
    #performance-tab .grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); /* Slightly narrower songs on desktop landscape */
    }
}

/* --- HELP MODAL --- */
.modal {
    display: flex; /* Overriden by .hidden */
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(3px); /* Glassmorphism background effect */
    align-items: center;
    justify-content: center;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background-color: var(--panel-bg);
    margin: 5% auto;
    padding: 30px;
    border: 1px solid var(--border-color);
    width: 80%;
    max-width: 800px;
    height: 80vh;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    position: relative;
    overflow-y: auto;
    color: var(--text-color);
}

.close-btn {
    color: var(--text-color);
    opacity: 0.6;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.close-btn:hover,
.close-btn:focus {
    opacity: 1;
    text-decoration: none;
}

/* Simplify markdown typography */
.markdown-body {
    line-height: 1.6;
    font-size: 15px;
}
.markdown-body h1, .markdown-body h2, .markdown-body h3 {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3em;
    margin-top: 1.5em;
    margin-bottom: 16px;
}
.markdown-body code {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2px 4px;
    border-radius: 4px;
    font-family: monospace;
}
.markdown-body pre {
    background-color: rgba(0, 0, 0, 0.3);
    padding: 16px;
    border-radius: 6px;
    overflow-x: auto;
}
.markdown-body pre code {
    background-color: transparent;
    padding: 0;
}