/* Global styles and BSPM session styles */


* {
    box-sizing: border-box;
}

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #fafafa;
    --bg-tertiary: #f0f0f0;
    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --border-color: #e5e5e5;
    --border-color-dark: #d0d0d0;
    --accent-color: #394ba2;
    --accent-hover: #2d3d82;
    --shadow-sm: rgba(0, 0, 0, 0.05);
    --shadow-md: rgba(0, 0, 0, 0.1);
}

body.dark-mode {
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --bg-tertiary: #2e2e2e;
    --text-primary: #e5e5e5;
    --text-secondary: #a0a0a0;
    --border-color: #3a3a3a;
    --border-color-dark: #4a4a4a;
    --accent-color: #5a6bc5;
    --accent-hover: #4a5ab5;
    --shadow-sm: rgba(0, 0, 0, 0.3);
    --shadow-md: rgba(0, 0, 0, 0.5);
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    min-width: 320px;
    overflow: hidden;
    transition: background-color 0.3s, color 0.3s;
}

#app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    min-width: 320px;
}

/* Session Title Card */
.session-title-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    flex-shrink: 0;
    transition: background-color 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.session-title-input {
    width: 100%;
    max-width: 800px;
    padding: 5px 5px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    background-color: transparent;
    border: 2px solid transparent;
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    transition: all 0.2s;
    cursor: text;
}

.session-title-input:hover {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

.session-title-input:focus {
    outline: none;
    background-color: var(--bg-secondary);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(90, 107, 197, 0.1);
}

.session-title-input::placeholder {
    color: var(--text-secondary);
    font-weight: 500;
    font-style: italic;
}

#main-wrapper {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
    padding: 32px;
    gap: 20px;
    background-color: var(--bg-secondary);
    transition: background-color 0.3s;
}

#main-content-row {
    display: flex;
    flex: 1;
    gap: 20px;
    min-height: 0;
}

#header {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 1px 2px var(--shadow-sm);
    transition: background-color 0.3s, border-color 0.3s;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo {
    height: 40px;
    width: auto;
}

h1 {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

#all-sessions-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

#all-sessions-btn:hover {
    background-color: var(--bg-secondary);
    border-color: var(--border-color-dark);
    transform: translateY(-1px);
}

#all-sessions-btn svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
    flex-shrink: 0;
}

#theme-toggle,
#account-menu {
    background: none;
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

#theme-toggle:hover,
#account-menu:hover {
    background-color: var(--bg-secondary);
    border-color: var(--border-color-dark);
    transform: translateY(-1px);
}

#theme-toggle svg,
#account-menu svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

#sidebar {
    width: 400px;
    flex-shrink: 0;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow-y: auto;
    overflow-x: hidden;
    padding: 24px;
    position: relative;
    transition: width 0.3s ease, background-color 0.3s, border-color 0.3s, box-shadow 0.3s, overflow 0s 0.3s;
}

#sidebar.collapsed {
    width: 60px;
    padding: 16px 12px;
    overflow: hidden;
    border-color: transparent;
    box-shadow: none;
    background-color: transparent;
    transition: width 0.3s ease, background-color 0.3s, border-color 0.3s, box-shadow 0.3s, overflow 0s 0.3s;
}

#sidebar.collapsed .sidebar-content > * {
    display: none;
}

#sidebar.collapsed .sidebar-content > h3:first-child {
    display: block;
    position: absolute;
    top: 60px;
    left: 24px;
    margin: 0;
    transform-origin: left top;
    transform: rotate(-90deg) translateX(-100%);
    white-space: nowrap;
}

.sidebar-content {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

#sidebar-toggle {
    position: absolute;
    top: 18px;
    right: 18px;
    background: none;
    border: none;
    border-radius: 4px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    padding: 0;
    transition: background-color 0.2s, transform 0.2s;
    z-index: 10;
}

#sidebar-toggle:hover {
    background-color: var(--bg-secondary);
    transform: scale(1.1);
}

#sidebar-toggle svg {
    width: 20px;
    height: 20px;
    fill: var(--accent-color);
    transition: transform 0.3s ease;
}

#sidebar.collapsed #sidebar-toggle svg {
    transform: rotate(180deg);
}

.sidebar-content > .input-group {
    margin-bottom: 20px;
}

.sidebar-content > h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-color);
    margin: 0 0 16px 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sidebar-content > h3:not(:first-child) {
    margin-top: 32px;
}

.sidebar-section {
    margin-bottom: 24px;
}

.sidebar-section h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-color);
    margin: 0 0 16px 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input-group {
    margin-bottom: 16px;
}

.input-group label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.input-group input,
.input-group select,
.input-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color-dark);
    border-radius: 4px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.2s, background-color 0.3s, color 0.3s;
}

.input-group textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.5;
}

.input-group input:focus,
.input-group select:focus,
.input-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.input-row {
    display: flex;
    gap: 8px;
}

.input-row input {
    flex: 1;
}

.save-button {
    width: 100%;
    margin-top: 24px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    transition: background-color 0.2s, transform 0.1s, box-shadow 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.save-button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.save-button:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.save-button svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.save-status {
    margin-top: 12px;
    padding: 8px 12px;
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    color: #16a34a;
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    border-radius: 4px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

body.dark-mode .save-status {
    color: #86efac;
    background-color: #14532d;
    border-color: #166534;
}

#main-content {
    flex: 1;
    display: flex;
    flex-direction: row;
    gap: 20px;
    min-width: 0;
    overflow: hidden;
    background-color: var(--bg-secondary);
    transition: background-color 0.3s;
}

.visualization-container {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    padding: 24px;
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s, border-color 0.3s, box-shadow 0.3s;
}

#recording-card {
    width: 400px;
    flex-shrink: 0;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    overflow-y: auto;
    overflow-x: hidden;
    padding: 24px;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s, border-color 0.3s, box-shadow 0.3s;
}

#recording-card > h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-color);
    margin: 0 0 24px 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.recording-controls {
    margin-bottom: 32px;
}

.record-button {
    width: 100%;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background-color: #dc2626;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    transition: background-color 0.2s, transform 0.1s, box-shadow 0.2s;
    box-shadow: 0 2px 4px rgba(220, 38, 38, 0.2);
}

.record-button:hover {
    background-color: #b91c1c;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(220, 38, 38, 0.3);
}

.record-button:active {
    transform: translateY(0);
}

.record-button.recording {
    background-color: #991b1b;
    animation: pulse-record 1.5s ease-in-out infinite;
}

@keyframes pulse-record {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.record-icon {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.recording-progress {
    margin-top: 16px;
}

.progress-time {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.progress-bar-container {
    width: 100%;
    height: 6px;
    background-color: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background-color: var(--accent-color);
    border-radius: 3px;
    transition: width 0.1s linear;
}

.recordings-section {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.recordings-section h4 {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0 0 12px 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.empty-state {
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
    font-style: italic;
}

.recording-item {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.recording-item:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-color-dark);
    transform: translateX(2px);
}

.recording-item:nth-child(even) {
    background-color: var(--bg-tertiary);
}

.recording-item:nth-child(even):hover {
    background-color: var(--bg-secondary);
}

.recording-label-container {
    margin-bottom: 8px;
}

.recording-label-input {
    width: 100%;
    padding: 6px 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    background-color: transparent;
    border: 1px solid transparent;
    border-radius: 4px;
    font-family: 'Inter', sans-serif;
    transition: all 0.2s;
    cursor: text;
}

.recording-label-input:hover {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

.recording-label-input:focus {
    outline: none;
    background-color: var(--bg-primary);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(90, 107, 197, 0.1);
}

.recording-label-input::placeholder {
    color: var(--text-secondary);
    font-weight: 400;
    font-style: italic;
}

.recording-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    padding: 0 8px;
}

.recording-time {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.recording-duration {
    font-size: 12px;
    font-weight: 500;
    color: var(--accent-color);
    background-color: var(--bg-primary);
    padding: 2px 8px;
    border-radius: 4px;
}

.recording-date {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    padding-left: 8px;
}

.recording-actions {
    display: flex;
    gap: 6px;
    margin-top: 8px;
    padding-left: 8px;
}

.recording-action-btn {
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 500;
    background-color: var(--bg-primary);
    color: var(--accent-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.recording-action-btn:hover {
    background-color: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.recording-action-btn.delete {
    color: #dc2626;
}

.recording-action-btn.delete:hover {
    background-color: #dc2626;
    color: white;
    border-color: #dc2626;
}

.tabs {
    display: flex;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.tab {
    padding: 12px 20px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.tab:hover {
    color: var(--accent-color);
    background-color: var(--bg-secondary);
}

.tab.active {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

.tab-content {
    display: none;
    min-height: 0;
}

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

#electrode-map.tab-content.active {
    display: flex;
    flex: 1;
    min-height: 0;
}

#time-series.tab-content.active {
    display: block;
    flex: 1;
    min-height: 0;
}

#canvas-wrapper {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    height: 100%;
    min-height: 0;
}

.canvas-stage {
    flex: 1;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#bspm-canvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
    image-rendering: auto;
}

#controls {
    display: flex;
    gap: clamp(10px, 1.5vw, 24px);
    align-items: center;
    padding: clamp(10px, 1.3vw, 20px);
    background-color: var(--bg-secondary);
    border-radius: 6px;
    border: 1px solid var(--border-color);
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    transition: background-color 0.3s, border-color 0.3s;
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.control-group label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.control-group select {
    padding: 8px 12px;
    border: 1px solid var(--border-color-dark);
    border-radius: 4px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: border-color 0.2s, background-color 0.3s, color 0.3s;
}

.control-group select:hover {
    border-color: var(--text-secondary);
}

.control-group select:focus {
    outline: none;
    border-color: var(--accent-color);
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
}

.checkbox-wrapper input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent-color);
}

.control-group input[type="range"] {
    width: 120px;
    cursor: pointer;
    accent-color: var(--accent-color);
}

button {
    padding: 10px 20px;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    transition: background-color 0.2s, transform 0.1s;
}

button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

button:disabled {
    background-color: var(--border-color-dark);
    cursor: not-allowed;
}

#playPause {
    min-width: 90px;
}

#resetZoom {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

#resetZoom:hover {
    background-color: var(--border-color);
    transform: translateY(-1px);
}

#fps {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-color);
    padding: 8px 16px;
    background-color: var(--bg-tertiary);
    border-radius: 4px;
    min-width: 90px;
    text-align: center;
    font-variant-numeric: tabular-nums;
    transition: background-color 0.3s, color 0.3s;
}

.placeholder {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.placeholder h3 {
    margin: 0 0 12px 0;
    color: var(--text-primary);
    font-weight: 500;
}

.placeholder p {
    margin: 0;
    font-size: 14px;
}

body.dark-mode .logo svg,
body.dark-mode .logo image {
    filter: invert(1) hue-rotate(180deg);
}

#time-series-container {
    height: 100%;
    overflow-y: auto;
    padding: 4px 16px;
    background-color: var(--bg-secondary);
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.time-series-plot {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    margin: 0;
    overflow: hidden;
}

.plot-canvas-container {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.plot-label {
    flex-shrink: 0;
    width: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
}

.uplot {
    font-family: 'Inter', sans-serif !important;
}

@media (max-width: 1360px), (max-height: 820px) {
    body {
        overflow: auto;
        height: auto;
        min-height: 100vh;
    }
    
    #app-container {
        height: auto;
        min-height: 100vh;
    }
    
    #main-wrapper {
        padding: 16px;
        gap: 12px;
        overflow: visible;
    }
    
    #main-content-row {
        flex-direction: column;
    }

    #sidebar {
        width: 100%;
        max-height: none;
        padding: 16px 20px;
        overflow-y: auto;
        transition: width 0.3s ease, background-color 0.3s, border-color 0.3s, box-shadow 0.3s, overflow 0s 0.3s, max-height 0.3s ease;
    }

    #sidebar.collapsed {
        width: 100%;
        max-height: 60px;
        padding: 16px 20px;
        overflow: hidden;
        border-color: var(--border-color);
        background-color: var(--card-bg);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        transition: width 0.3s ease, background-color 0.3s, border-color 0.3s, box-shadow 0.3s, overflow 0s 0.3s, max-height 0.3s ease;
    }

    #sidebar.collapsed .sidebar-content > h3:first-child {
        display: block;
        position: relative;
        transform: rotate(0deg) translateX(0);
        left: 0;
        top: 0;
        opacity: 1;
        visibility: visible;
    }

    #sidebar-toggle {
        top: 10px;
        right: 18px;
    }

    #sidebar-toggle svg {
        transform: rotate(90deg);
    }

    #sidebar.collapsed #sidebar-toggle svg {
        transform: rotate(270deg);
    }

    .visualization-container {
        padding: 16px;
        min-height: 400px;
    }

    #main-content {
        flex-direction: column;
        min-height: 0;
    }

    #recording-card {
        width: 100%;
        max-height: none;
        padding: 16px 20px;
        overflow-y: visible;
    }

    .tabs {
        margin-bottom: 12px;
    }
    
    .session-title-card {
        padding: 12px 16px;
    }
    
    .session-title-input {
        max-width: 100%;
        font-size: 20px;
    }
    
    #main-content-row {
        overflow: visible;
    }
}

/* Mobile-specific styles for header */
@media (max-width: 768px) {
    #header {
        padding: 12px 16px;
    }
    
    /* Hide Session Manager heading on very narrow screens */
    .logo-container h1 {
        display: none;
    }
    
    /* Hide All Sessions text, show only arrow icon */
    #all-sessions-btn .btn-text {
        display: none;
    }
    
    /* Reduce logo size slightly */
    .logo {
        height: 32px;
    }
    
    /* Tighten spacing */
    .header-controls {
        gap: 8px;
    }
    
    .logo-container {
        gap: 12px;
    }
}

/* Show heading but hide button text on medium mobile */
@media (min-width: 481px) and (max-width: 768px) {
    .logo-container h1 {
        display: block;
        font-size: 16px;
    }
}

/* Extra small screens - hide heading to save space */
@media (max-width: 480px) {
    .logo-container h1 {
        display: none;
    }
}