/* ==========================================
   FlowPilot - Design System & Global Styles
   ========================================== */

:root {
    /* Color Palette - Dark Mode */
    --bg-primary: #0a0a1a;
    --bg-secondary: #111128;
    --bg-tertiary: #1a1a3e;
    --surface: rgba(255, 255, 255, 0.03);
    --surface-hover: rgba(255, 255, 255, 0.06);
    --surface-active: rgba(255, 255, 255, 0.09);

    /* Glass */
    --glass-bg: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);

    /* Accent Colors */
    --accent-primary: #6c5ce7;
    --accent-primary-rgb: 108, 92, 231;
    --accent-secondary: #00cec9;
    --accent-secondary-rgb: 0, 206, 201;
    --accent-success: #00b894;
    --accent-success-rgb: 0, 184, 148;
    --accent-warning: #fdcb6e;
    --accent-warning-rgb: 253, 203, 110;
    --accent-danger: #e17055;
    --accent-danger-rgb: 225, 112, 85;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6c5ce7, #a29bfe);
    --gradient-secondary: linear-gradient(135deg, #00cec9, #55efc4);
    --gradient-success: linear-gradient(135deg, #00b894, #55efc4);
    --gradient-danger: linear-gradient(135deg, #e17055, #fab1a0);
    --gradient-warm: linear-gradient(135deg, #fd79a8, #fdcb6e);

    /* Text */
    --text-primary: #f0f0ff;
    --text-secondary: rgba(240, 240, 255, 0.65);
    --text-tertiary: rgba(240, 240, 255, 0.4);
    --text-inverse: #0a0a1a;

    /* Typography */
    --font-primary: 'Noto Sans JP', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed: 72px;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* ==========================================
   Ambient Background
   ========================================== */
.ambient-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.ambient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--accent-primary);
    top: -200px;
    right: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--accent-secondary);
    bottom: -150px;
    left: -150px;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--accent-danger);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 10px) scale(1.02); }
}

/* ==========================================
   App Layout
   ========================================== */
#app {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

/* ==========================================
   Sidebar
   ========================================== */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    background: rgba(17, 17, 40, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition-normal);
}

.sidebar-header {
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-icon {
    font-size: 1.8rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    flex-direction: column;
    gap: 4px;
}

.sidebar-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

.nav-list {
    list-style: none;
    padding: var(--space-md);
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    position: relative;
    user-select: none;
}

.nav-item:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: rgba(108, 92, 231, 0.15);
    color: var(--accent-primary);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 60%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.nav-icon {
    font-size: 1.3rem;
    width: 28px;
    text-align: center;
}

.nav-label {
    font-size: 0.9rem;
    font-weight: 500;
}

.nav-badge {
    margin-left: auto;
    background: var(--accent-danger);
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
}

/* Sidebar Footer - Brain HP */
.sidebar-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--glass-border);
}

.brain-hp {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.brain-hp-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.brain-hp-bar {
    width: 100%;
    height: 8px;
    background: var(--surface);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.brain-hp-fill {
    height: 100%;
    background: var(--gradient-success);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.brain-hp-fill[data-level="medium"] {
    background: var(--gradient-warm);
}

.brain-hp-fill[data-level="low"] {
    background: var(--gradient-danger);
}

.brain-hp-text {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    text-align: right;
}

/* ==========================================
   Main Content
   ========================================== */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    padding: var(--space-2xl);
    max-width: 900px;
}

/* ==========================================
   Common Components
   ========================================== */

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-normal);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.12);
}

/* Page Header */
.page-header {
    margin-bottom: var(--space-xl);
}

.page-header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.02em;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(var(--accent-primary-rgb), 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(var(--accent-primary-rgb), 0.5);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--gradient-success);
    color: white;
    box-shadow: 0 4px 15px rgba(var(--accent-success-rgb), 0.3);
}

.btn-success:hover {
    box-shadow: 0 6px 20px rgba(var(--accent-success-rgb), 0.5);
    transform: translateY(-1px);
}

.btn-danger {
    background: var(--gradient-danger);
    color: white;
    box-shadow: 0 4px 15px rgba(var(--accent-danger-rgb), 0.3);
}

.btn-danger:hover {
    box-shadow: 0 6px 20px rgba(var(--accent-danger-rgb), 0.5);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
}

.btn-ghost:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}

.btn-large {
    padding: var(--space-lg) var(--space-2xl);
    font-size: 1.1rem;
    border-radius: var(--radius-lg);
}

.btn-small {
    padding: var(--space-sm) var(--space-md);
    font-size: 0.8rem;
}

.btn-glow {
    animation: btnGlow 2s ease-in-out infinite;
}

@keyframes btnGlow {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.15); }
}

/* Tab Content */
.tab-content {
    display: none;
    animation: fadeInUp 0.4s ease-out;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   Autopilot Tab
   ========================================== */
.autopilot-status {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
    padding: var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}

.current-time-display {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.time-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.time-value {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-variant-numeric: tabular-nums;
}

.trigger-check {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.trigger-icon {
    font-size: 1.2rem;
    animation: sparkle 1.5s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* Next Action Card */
.next-action-card {
    margin-bottom: var(--space-xl);
    text-align: center;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.next-action-empty {
    padding: var(--space-2xl);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    animation: float 3s ease-in-out infinite;
}

.next-action-empty h2 {
    font-size: 1.3rem;
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

.next-action-empty p {
    color: var(--text-tertiary);
    margin-bottom: var(--space-xl);
    line-height: 1.8;
}

.next-action-active {
    width: 100%;
    padding: var(--space-lg);
}

.action-trigger-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(var(--accent-primary-rgb), 0.15);
    color: var(--accent-primary);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.action-title {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    font-weight: 400;
}

.action-step {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding: var(--space-lg);
    background: rgba(var(--accent-success-rgb), 0.08);
    border: 1px solid rgba(var(--accent-success-rgb), 0.2);
    border-radius: var(--radius-lg);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--gradient-success);
    color: white;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.step-text {
    font-size: 1.2rem;
    font-weight: 600;
    text-align: left;
}

.action-timer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

.action-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.action-progress {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.progress-bar {
    flex: 1;
    height: 6px;
    background: var(--surface);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

.progress-text {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    white-space: nowrap;
}

/* Quick Actions */
.quick-actions {
    margin-top: var(--space-xl);
}

.quick-actions h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-md);
    font-weight: 600;
}

.quick-action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-md);
}

.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-primary);
    font-size: 0.85rem;
    text-align: center;
}

.quick-action-btn:hover {
    background: var(--surface-hover);
    border-color: rgba(var(--accent-primary-rgb), 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.quick-action-btn .qa-icon {
    font-size: 1.5rem;
}

.quick-action-btn .qa-label {
    font-weight: 500;
}

.quick-action-btn .qa-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

/* ==========================================
   If-Then Rules Tab
   ========================================== */
.add-rule-card {
    margin-bottom: var(--space-xl);
}

.add-rule-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-lg);
    font-weight: 600;
}

.rule-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.rule-input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.rule-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.condition-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.if-badge {
    background: rgba(var(--accent-warning-rgb), 0.15);
    color: var(--accent-warning);
}

.then-badge {
    background: rgba(var(--accent-success-rgb), 0.15);
    color: var(--accent-success);
}

.rule-select,
.rule-input {
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    outline: none;
}

.rule-select:focus,
.rule-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.15);
}

.rule-select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.rule-arrow {
    text-align: center;
    font-size: 1.5rem;
    color: var(--text-tertiary);
    padding: var(--space-sm) 0;
}

/* Rules List */
.rules-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.rule-card {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.rule-card:hover {
    border-color: rgba(var(--accent-primary-rgb), 0.3);
}

.rule-card .rule-toggle-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.4rem;
    flex-shrink: 0;
    padding: 0;
    line-height: 1;
    transition: transform var(--transition-fast);
    filter: saturate(0.8);
}

.rule-card .rule-toggle-btn:hover {
    transform: scale(1.15);
    filter: saturate(1);
}

.rule-card .rule-toggle-btn.active {
    filter: saturate(1);
}

.rule-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.rule-if {
    font-size: 0.8rem;
    color: var(--accent-warning);
    font-weight: 600;
}

.rule-then {
    font-size: 0.95rem;
    font-weight: 500;
}

/* Item Action Buttons (Edit, Move, Delete) - shared across all sections */
.item-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.item-action-btn {
    background: none;
    border: 1px solid transparent;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-size: 0.7rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 26px;
    min-height: 26px;
}

.item-action-btn:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    border-color: var(--glass-border);
}

.item-action-btn:disabled {
    opacity: 0.25;
    cursor: not-allowed;
}

.item-action-btn:disabled:hover {
    background: none;
    border-color: transparent;
    color: var(--text-tertiary);
}

.item-action-btn.move-btn {
    font-size: 0.6rem;
}

.item-action-btn.edit-btn:hover {
    color: var(--accent-primary);
    background: rgba(var(--accent-primary-rgb), 0.1);
}

.item-action-btn.delete-btn:hover {
    color: var(--accent-danger);
    background: rgba(var(--accent-danger-rgb), 0.1);
}

/* Inline Editing */
.edit-inline-input {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-fast);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.15);
}

.edit-inline-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.25);
}

.edit-inline-select {
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.85rem;
    outline: none;
}

.edit-inline-select option {
    background: var(--bg-secondary);
}

.edit-row {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.edit-row .condition-badge {
    flex-shrink: 0;
}

.edit-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.rule-edit-form,
.notodo-edit-form {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.rule-card.editing,
.notodo-card.editing {
    border-color: rgba(var(--accent-primary-rgb), 0.3);
    background: rgba(var(--accent-primary-rgb), 0.05);
}

/* Task Title Edit */
.task-title-edit {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex: 1;
}

.task-title-edit .edit-inline-input {
    flex: 1;
}

/* Step Item Actions */
.step-actions {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-shrink: 0;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.step-item:hover .step-actions {
    opacity: 1;
}

.step-item.editing {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(var(--accent-primary-rgb), 0.05);
    border-radius: var(--radius-md);
}

.step-item.editing .edit-inline-input {
    flex: 1;
}

.step-action-btn {
    background: none;
    border: 1px solid transparent;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 3px 5px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    font-size: 0.6rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    min-height: 22px;
}

.step-action-btn:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    border-color: var(--glass-border);
}

.step-action-btn:disabled {
    opacity: 0.2;
    cursor: not-allowed;
}

.step-action-btn:disabled:hover {
    background: none;
    border-color: transparent;
    color: var(--text-tertiary);
}

/* Presets */
.presets-section {
    margin-top: var(--space-xl);
}

.presets-section h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-md);
    font-weight: 600;
}

.preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--space-md);
}

.preset-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-primary);
    text-align: left;
    color: var(--text-primary);
}

.preset-card:hover {
    background: var(--surface-hover);
    transform: translateY(-2px);
    border-color: rgba(var(--accent-primary-rgb), 0.3);
}

.preset-icon {
    font-size: 1.5rem;
}

.preset-if {
    font-size: 0.8rem;
    color: var(--accent-warning);
    font-weight: 500;
}

.preset-then {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ==========================================
   Small Steps Tab
   ========================================== */
.add-task-card {
    margin-bottom: var(--space-xl);
}

.add-task-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-lg);
    font-weight: 600;
}

.task-form {
    margin-bottom: var(--space-md);
}

.task-input-row {
    display: flex;
    gap: var(--space-md);
}

.task-input {
    flex: 1;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-fast);
}

.task-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.15);
}

.decompose-tip {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: rgba(var(--accent-warning-rgb), 0.06);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.tip-icon {
    font-size: 1rem;
}

/* Tasks List */
.tasks-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.task-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    animation: slideIn 0.3s ease-out;
}

.task-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--glass-border);
}

.task-title {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.task-progress-badge {
    font-size: 0.75rem;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    background: rgba(var(--accent-primary-rgb), 0.15);
    color: var(--accent-primary);
    font-weight: 600;
}

.task-header-actions {
    display: flex;
    gap: var(--space-sm);
}

.task-steps {
    padding: var(--space-md);
}

.step-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.step-item:hover {
    background: var(--surface-hover);
}

.step-item.completed {
    opacity: 0.5;
}

.step-item.completed .step-item-text {
    text-decoration: line-through;
}

.step-checkbox {
    width: 22px;
    height: 22px;
    border: 2px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    cursor: pointer;
    background: none;
    color: transparent;
}

.step-checkbox.checked {
    background: var(--accent-success);
    border-color: var(--accent-success);
    color: white;
}

.step-item-text {
    flex: 1;
    font-size: 0.9rem;
}

.step-duration {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    white-space: nowrap;
}

.add-step-row {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-top: 1px solid var(--glass-border);
}

.add-step-input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.85rem;
    outline: none;
}

.add-step-input:focus {
    border-color: var(--accent-primary);
}

.add-step-btn {
    padding: var(--space-sm) var(--space-md);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.add-step-btn:hover {
    transform: scale(1.05);
}

/* ==========================================
   Not-Todo Tab
   ========================================== */
.add-notodo-card {
    margin-bottom: var(--space-xl);
}

.add-notodo-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-lg);
    font-weight: 600;
}

.notodo-form {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.notodo-input {
    flex: 1;
    min-width: 200px;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-fast);
}

.notodo-input:focus {
    border-color: var(--accent-danger);
    box-shadow: 0 0 0 3px rgba(var(--accent-danger-rgb), 0.15);
}

.notodo-select {
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    outline: none;
}

.notodo-select option {
    background: var(--bg-secondary);
}

/* Not-Todo List */
.notodo-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.notodo-card {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: rgba(var(--accent-danger-rgb), 0.04);
    border: 1px solid rgba(var(--accent-danger-rgb), 0.15);
    border-radius: var(--radius-md);
    animation: slideIn 0.3s ease-out;
    position: relative;
    overflow: hidden;
}

.notodo-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-danger);
}

.notodo-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notodo-content {
    flex: 1;
}

.notodo-text {
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: var(--space-xs);
}

.notodo-reason {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.notodo-actions {
    display: flex;
    gap: var(--space-sm);
}

.notodo-remind-btn {
    padding: var(--space-sm) var(--space-md);
    background: rgba(var(--accent-danger-rgb), 0.1);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--accent-danger);
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.notodo-remind-btn:hover {
    background: rgba(var(--accent-danger-rgb), 0.2);
}

.notodo-delete-btn {
    padding: var(--space-sm);
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.notodo-delete-btn:hover {
    color: var(--accent-danger);
}

/* Not-Todo Presets */
.notodo-preset-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.notodo-preset {
    padding: var(--space-sm) var(--space-md);
    background: rgba(var(--accent-danger-rgb), 0.06);
    border: 1px solid rgba(var(--accent-danger-rgb), 0.15);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    transition: all var(--transition-fast);
}

.notodo-preset:hover {
    background: rgba(var(--accent-danger-rgb), 0.15);
    color: var(--text-primary);
    transform: scale(1.03);
}

/* ==========================================
   Stats Tab
   ========================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat-card {
    text-align: center;
    padding: var(--space-xl);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-4px);
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: var(--space-sm);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    margin-top: var(--space-xs);
}

.activity-section {
    margin-bottom: var(--space-xl);
}

.activity-section h3 {
    margin-bottom: var(--space-md);
    font-size: 1rem;
    font-weight: 600;
}

.activity-log {
    max-height: 300px;
    overflow-y: auto;
    padding-right: var(--space-sm);
}

.activity-log::-webkit-scrollbar {
    width: 4px;
}

.activity-log::-webkit-scrollbar-track {
    background: transparent;
}

.activity-log::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: var(--radius-full);
}

.activity-empty {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-bottom: 1px solid var(--glass-border);
    animation: slideIn 0.3s ease-out;
}

.activity-item:last-child {
    border-bottom: none;
}

.activity-time {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.activity-icon {
    font-size: 1rem;
}

.activity-text {
    flex: 1;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Weekly Chart */
.weekly-chart {
    margin-bottom: var(--space-xl);
}

.weekly-chart h3 {
    margin-bottom: var(--space-lg);
    font-size: 1rem;
    font-weight: 600;
}

.chart-container {
    display: flex;
    align-items: flex-end;
    gap: var(--space-md);
    height: 160px;
    padding: var(--space-md) 0;
}

.chart-bar-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    height: 100%;
}

.chart-bar-container {
    width: 100%;
    flex: 1;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.chart-bar {
    width: 80%;
    max-width: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: height var(--transition-slow);
    min-height: 4px;
    position: relative;
}

.chart-bar.today {
    background: var(--gradient-secondary);
    box-shadow: 0 0 15px rgba(var(--accent-secondary-rgb), 0.3);
}

.chart-bar-value {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    color: var(--text-tertiary);
    font-weight: 600;
}

.chart-label {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* User Name Setting */
.user-name-section {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    text-align: center;
}

.user-name-section h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.user-name-desc {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-bottom: var(--space-md);
}

.user-name-input-row {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.user-name-input {
    padding: var(--space-sm) var(--space-md);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    outline: none;
    transition: all var(--transition-fast);
    min-width: 220px;
}

.user-name-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.15);
}

.user-name-input::placeholder {
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

.user-name-preview {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    white-space: nowrap;
}

/* Data Management */
.data-management-section {
    margin-top: var(--space-xl);
    text-align: center;
    padding: var(--space-lg);
}

.data-management-section h3 {
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.data-management-desc {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.data-management-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-data-export,
.btn-data-import {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: var(--font-primary);
    min-width: 180px;
}

.btn-data-export {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--accent-primary);
}

.btn-data-export:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.35), rgba(139, 92, 246, 0.35));
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
}

.btn-data-import {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(52, 211, 153, 0.2));
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.btn-data-import:hover {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.35), rgba(52, 211, 153, 0.35));
    border-color: rgba(16, 185, 129, 0.5);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.2);
}

.data-management-divider {
    height: 1px;
    background: var(--glass-border);
    margin: var(--space-lg) 0;
}

.btn-danger-text {
    color: var(--accent-danger) !important;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.btn-danger-text:hover {
    opacity: 1;
}

.reset-section {
    text-align: center;
    padding: var(--space-xl) 0;
}

/* ==========================================
   Toast Notifications
   ========================================== */
.toast-container {
    position: fixed;
    top: var(--space-xl);
    right: var(--space-xl);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: rgba(17, 17, 40, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    animation: toastIn 0.3s ease-out;
    max-width: 350px;
}

.toast.removing {
    animation: toastOut 0.3s ease-in forwards;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(50px);
    }
}

.toast-icon {
    font-size: 1.2rem;
}

.toast-message {
    font-size: 0.85rem;
    color: var(--text-primary);
}

/* ==========================================
   Celebration Overlay
   ========================================== */
.celebration-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.celebration-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.celebration-content {
    text-align: center;
    animation: celebrationPop 0.5s var(--transition-spring);
}

.celebration-emoji {
    font-size: 5rem;
    animation: celebrationBounce 0.6s ease-out;
}

@keyframes celebrationBounce {
    0% { transform: scale(0); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

.celebration-text {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: var(--space-md);
    color: var(--text-primary);
}

/* ==========================================
   Mobile Nav Toggle
   ========================================== */
.mobile-nav-toggle {
    display: none;
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 200;
    box-shadow: 0 4px 20px rgba(var(--accent-primary-rgb), 0.4);
    transition: all var(--transition-fast);
    align-items: center;
    justify-content: center;
}

.mobile-nav-toggle:active {
    transform: scale(0.9);
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        padding: var(--space-lg);
        padding-bottom: 80px;
    }

    .mobile-nav-toggle {
        display: flex;
    }

    .page-header h1 {
        font-size: 1.4rem;
    }

    .autopilot-status {
        flex-direction: column;
        text-align: center;
    }

    .rule-form {
        flex-direction: column;
    }

    .task-input-row {
        flex-direction: column;
    }

    .notodo-form {
        flex-direction: column;
    }

    .preset-grid {
        grid-template-columns: 1fr;
    }

    .quick-action-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .action-buttons {
        flex-direction: column;
    }

    .notodo-card {
        flex-direction: column;
        align-items: flex-start;
        padding-left: calc(var(--space-lg) + 4px);
    }

    .toast-container {
        top: auto;
        bottom: 80px;
        right: var(--space-md);
        left: var(--space-md);
    }

    .toast {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .quick-action-grid {
        grid-template-columns: 1fr;
    }

    .chart-container {
        height: 120px;
    }
}

/* ==========================================
   Scrollbar Styling
   ========================================== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ==========================================
   Page Header Top (with export button)
   ========================================== */
.page-header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

.page-header-top h1 {
    flex: 1;
}

/* ==========================================
   Export Button
   ========================================== */
.btn-export {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-md);
    font-size: 0.8rem;
    border-radius: var(--radius-md);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.btn-export:hover {
    background: rgba(var(--accent-primary-rgb), 0.15);
    border-color: rgba(var(--accent-primary-rgb), 0.3);
    color: var(--accent-primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(var(--accent-primary-rgb), 0.2);
}

.btn-export:active {
    transform: scale(0.95);
}

/* ==========================================
   Export Loading Overlay
   ========================================== */
.export-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 3000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal);
}

.export-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.export-overlay-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.export-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.export-overlay-text {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
}

/* Sidebar User Profile */
.sidebar-user-profile {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-md);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
}

.sidebar-user-icon {
    font-size: 1.2rem;
}

.sidebar-user-name {
    font-size: 0.85rem;
    color: var(--text-primary);
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Sidebar Data Management */
.data-management-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.data-management-sidebar .btn {
    font-size: 0.75rem;
    padding: 0.4rem 0.75rem;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid transparent;
}

.data-management-sidebar .btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.1);
}

.data-management-sidebar .data-management-divider {
    height: 1px;
    background: var(--border);
    margin: 0.25rem 0;
}

/* ==========================================
   Export Mode - Applied during image capture
   ========================================== */
.export-mode {
    background: linear-gradient(160deg, #0a0a1a 0%, #111128 40%, #1a1a3e 100%) !important;
    padding: 40px !important;
    border-radius: 20px !important;
    min-width: 700px;
    max-width: 800px;
}

.export-mode .btn-export {
    display: none !important;
}

.export-mode .add-rule-card,
.export-mode .add-task-card,
.export-mode .add-notodo-card,
.export-mode .presets-section,
.export-mode .add-step-row,
.export-mode .decompose-tip,
.export-mode .reset-section,
.export-mode .data-management-section,
.export-mode .user-name-section,
.export-mode .action-buttons {
    display: none !important;
}

.export-mode .export-watermark {
    display: flex !important;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(240, 240, 255, 0.3);
    font-size: 0.75rem;
    font-weight: 500;
}

.export-watermark {
    display: none;
}

/* ==========================================
   Selection
   ========================================== */
::selection {
    background: rgba(var(--accent-primary-rgb), 0.3);
    color: var(--text-primary);
}

/* ==========================================
   Username Popup Overlay
   ========================================== */
.username-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.username-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.username-modal {
    width: 90%;
    max-width: 400px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    text-align: center;
    transform: translateY(20px);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.username-overlay.active .username-modal {
    transform: translateY(0);
}

.username-modal h2 {
    font-size: 1.5rem;
    margin: 0;
    background: linear-gradient(135deg, #a78bfa 0%, #34d399 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.username-modal p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.5;
}

.username-modal .user-name-input {
    width: 100%;
    margin-top: 0.5rem;
}

.username-modal-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.username-modal-actions .btn {
    flex: 1;
}