:root {
    --bg-primary:    #0c0c0f;
    --bg-secondary:  #111116;
    --bg-tertiary:   #1a1a23;
    --bg-accent:     rgba(255, 255, 255, 0.035);
    --border-color:  rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.14);
    --text-primary:   #f1f5f9;
    --text-secondary: #d8e0ea;
    --text-muted:     #9aa8ba;
    --accent-color:    #f59e0b;
    --accent-cyan:     #22d3ee;
    --accent-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    --error-color:   #ef4444;
    --danger-color:  #ef4444;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --sidebar-width:  280px;
    --border-radius:  12px;
    --radius-lg:      12px;
    --radius-md:       8px;
    --transition:     all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    /* Module accent colors */
    --clr-library:    #3b82f6;
    --clr-new:        #10b981;
    --clr-checklist:  #f97316;
    --clr-tips:       #eab308;
    --clr-learning:   #06b6d4;
    --clr-categories: #8b5cf6;
    --clr-spec:       #e879f9;
    --clr-backup:     #6b7280;
}

/* 1. Cal.com Dark (Default — deep black, amber accent) */
body.theme-cal {
    --bg-primary:    #0c0c0f;
    --bg-secondary:  #111116;
    --bg-tertiary:   #1a1a23;
    --bg-accent:     rgba(255, 255, 255, 0.035);
    --border-color:  rgba(255, 255, 255, 0.08);
    --text-primary:  #f1f5f9;
    --text-secondary:#d8e0ea;
    --text-muted:    #9aa8ba;
    --accent-color:  #f59e0b;
    --accent-cyan:   #22d3ee;
    --accent-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

/* 2. Apple Premium Light */
body.theme-apple {
    --bg-primary:    #f0f0f2;
    --bg-secondary:  #ffffff;
    --bg-tertiary:   #f8f8fa;
    --bg-accent:     rgba(0, 0, 0, 0.03);
    --border-color:  rgba(0, 0, 0, 0.09);
    --border-strong: rgba(0, 0, 0, 0.15);
    --text-primary:  #1c1c1e;
    --text-secondary:#6e6e73;
    --text-muted:    #aeaeb2;
    --accent-color:  #0071e3;
    --accent-cyan:   #0ea5e9;
    --accent-gradient: linear-gradient(135deg, #0071e3 0%, #005bb5 100%);
}

/* 3. Claude Editorial */
body.theme-claude {
    --bg-primary:    #faf9f5;
    --bg-secondary:  #f2ede0;
    --bg-tertiary:   #e8e0cc;
    --bg-accent:     rgba(0, 0, 0, 0.025);
    --border-color:  rgba(0, 0, 0, 0.1);
    --border-strong: rgba(0, 0, 0, 0.16);
    --text-primary:  #1a1a1a;
    --text-secondary:#6b5e4c;
    --text-muted:    #a89880;
    --accent-color:  #c2652a;
    --accent-cyan:   #16a34a;
    --accent-gradient: linear-gradient(135deg, #c2652a 0%, #9a4f20 100%);
}

/* 4. BMW M Motorsport */
body.theme-bmw {
    --bg-primary:    #060810;
    --bg-secondary:  #0b0d18;
    --bg-tertiary:   #111422;
    --bg-accent:     rgba(0, 100, 255, 0.04);
    --border-color:  rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.13);
    --text-primary:  #f0f4ff;
    --text-secondary:#d7e2f0;
    --text-muted:    #9fb3c8;
    --accent-color:  #ff003c;
    --accent-cyan:   #0066ff;
    --accent-gradient: linear-gradient(135deg, #0066ff 0%, #ff003c 100%);
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
    display: flex;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

.app-container {
    width: 100vw;
    height: 100vh;
    display: flex;
}

img,
video,
canvas {
    max-width: 100%;
}

.mobile-topbar,
.mobile-sidebar-backdrop,
.mobile-close-btn {
    display: none;
}

/* ============================================================
   LOGIN
   ============================================================ */
.login-body {
    align-items: center;
    background:
        radial-gradient(circle at 20% 15%, rgba(0, 102, 255, 0.16), transparent 34%),
        radial-gradient(circle at 85% 25%, rgba(255, 0, 60, 0.15), transparent 30%),
        var(--bg-primary);
    justify-content: center;
}

.login-page {
    display: grid;
    min-height: 100vh;
    padding: 1.5rem;
    place-items: center;
    width: 100%;
}

.login-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
    max-width: 420px;
    padding: 2rem;
    width: min(100%, 420px);
}

.login-mark {
    background: linear-gradient(135deg, #111827 0%, #2563eb 48%, #e11d48 100%);
    border-radius: 14px;
    height: 52px;
    margin-bottom: 1.2rem;
    overflow: hidden;
    position: relative;
    width: 52px;
}

.login-mark::before,
.login-mark::after {
    content: "";
    position: absolute;
}

.login-mark::before {
    background: linear-gradient(90deg, #22c55e 0 28%, #fde047 28% 47%, #38bdf8 47% 72%, #f472b6 72% 100%);
    border-radius: 3px;
    bottom: 12px;
    box-shadow: 0 -9px 0 rgba(255, 255, 255, 0.18);
    height: 15px;
    left: 13px;
    width: 25px;
}

.login-mark::after {
    border: 2px solid rgba(255, 255, 255, 0.82);
    border-left: 0;
    border-top: 0;
    height: 26px;
    right: 12px;
    top: 12px;
    transform: skewY(-8deg);
    width: 17px;
}

.login-eyebrow {
    color: var(--accent-color);
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    margin-bottom: 0.45rem;
    text-transform: uppercase;
}

.login-card h1 {
    color: var(--text-primary);
    font-size: 1.7rem;
    line-height: 1.15;
    margin-bottom: 0.65rem;
}

.login-copy {
    color: var(--text-secondary);
    line-height: 1.55;
    margin-bottom: 1.5rem;
}

.login-form {
    display: grid;
    gap: 0.75rem;
}

.login-form label {
    color: var(--text-primary);
    font-size: 0.78rem;
    font-weight: 700;
}

.login-form input {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.95rem;
    min-height: 44px;
    padding: 0.75rem 0.9rem;
}

.login-form input:focus {
    border-color: var(--accent-cyan);
    outline: none;
}

.login-message {
    color: var(--text-secondary);
    font-size: 0.82rem;
    min-height: 1.2rem;
}

.login-message.is-error {
    color: #fca5a5;
}

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow-x: hidden;
    overflow-y: auto;
    scrollbar-width: none;
}

.sidebar::-webkit-scrollbar {
    display: none;
}

/* Brand / logo */
.brand {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 18px 16px 14px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #111827 0%, #2563eb 48%, #e11d48 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0;
    color: white;
    letter-spacing: .4px;
    flex-shrink: 0;
    overflow: hidden;
    position: relative;
}

.logo-icon::before,
.logo-icon::after {
    content: "";
    position: absolute;
}

.logo-icon::before {
    background: linear-gradient(90deg, #22c55e 0 28%, #fde047 28% 47%, #38bdf8 47% 72%, #f472b6 72% 100%);
    border-radius: 2px;
    bottom: 8px;
    box-shadow: 0 -6px 0 rgba(255, 255, 255, 0.18);
    height: 11px;
    left: 9px;
    width: 18px;
}

.logo-icon::after {
    border: 2px solid rgba(255, 255, 255, 0.8);
    border-left: 0;
    border-top: 0;
    height: 18px;
    right: 8px;
    top: 8px;
    transform: skewY(-8deg);
    width: 12px;
}

.brand h2 {
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

.brand h2 span {
    display: block;
    font-size: 0.67rem;
    color: var(--text-muted, #374151);
    font-weight: 500;
    letter-spacing: 0;
    margin-top: 1px;
}

/* Navigation */
.nav-menu {
    flex: 0 0 auto;
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 8px 8px 12px;
    overflow: visible;
}

.nav-section-label {
    font-size: 0.6rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.72);
    letter-spacing: 0.09em;
    text-transform: uppercase;
    padding: 10px 10px 4px;
    user-select: none;
}

.nav-item {
    width: 100%;
    background: transparent;
    border: none;
    border-left: 2.5px solid transparent;
    outline: none;
    color: rgba(255, 255, 255, 0.88);
    text-align: left;
    padding: 9px 10px 9px 9px;
    border-radius: 0 9px 9px 0;
    font-size: 0.84rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    margin-right: 8px;
}

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

.nav-item.active {
    background: rgba(245, 158, 11, 0.08);
    color: var(--text-primary);
    border-left-color: var(--accent-color);
}

/* Colored icon box per module */
.nav-icon-box {
    width: 30px;
    height: 30px;
    border-radius: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.83rem;
    flex-shrink: 0;
    transition: var(--transition);
    background: var(--nav-icon-bg, rgba(255,255,255,0.06));
    border: 1px solid var(--nav-icon-border, rgba(255,255,255,0.1));
    color: var(--nav-icon-color, var(--text-secondary));
}

.nav-item.active .nav-icon-box {
    box-shadow: 0 0 10px var(--nav-icon-shadow, transparent);
}

/* Two-line label */
.nav-label-group {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.nav-label-title {
    font-size: 0.84rem;
    font-weight: 600;
    line-height: 1.2;
    color: inherit;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-label-sub {
    font-size: 0.64rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.2;
}

.nav-item.active .nav-label-sub {
    color: rgba(245, 158, 11, 0.86);
}

/* Keyboard shortcut badge */
.nav-kbd {
    font-size: 0.6rem;
    font-weight: 700;
    background: var(--bg-tertiary, rgba(255,255,255,0.05));
    border: 1px solid var(--border-color);
    border-radius: 5px;
    padding: 2px 5px;
    font-family: 'Courier New', monospace;
    color: rgba(255, 255, 255, 0.62);
    flex-shrink: 0;
    line-height: 1.4;
}

.nav-item.active .nav-kbd {
    background: rgba(245, 158, 11, 0.1);
    border-color: rgba(245, 158, 11, 0.25);
    color: var(--accent-color);
}

/* Sidebar widgets at bottom */
.sidebar-widgets {
    flex-shrink: 0;
    padding: 12px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.warning-widget {
    background-color: rgba(245, 158, 11, 0.05);
    border: 1px solid rgba(245, 158, 11, 0.15);
    padding: 10px;
    border-radius: 8px;
}

.warning-widget h4 {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--warning-color);
    margin-bottom: 5px;
}

.warning-widget p {
    font-size: 0.69rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.backup-btn {
    width: 100%;
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.backup-btn:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

.sidebar-footer {
    flex-shrink: 0;
    display: flex;
    justify-content: center;
    padding: 8px 12px 12px;
}

.storage-badge {
    font-size: 0.68rem;
    background-color: rgba(16, 185, 129, 0.08);
    color: var(--success-color);
    padding: 4px 10px;
    border-radius: 15px;
    border: 1px solid rgba(16, 185, 129, 0.15);
    font-weight: 500;
}

.theme-widget-label {
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--text-muted, #374151);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 7px;
}

#themeSelect {
    width: 100%;
    padding: 7px 10px;
    font-size: 0.8rem;
    border-radius: 7px;
    background-color: var(--bg-tertiary, rgba(255,255,255,0.05));
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    outline: none;
    cursor: pointer;
    transition: var(--transition);
}

#themeSelect:focus {
    border-color: var(--accent-cyan, #22d3ee);
}

/* MAIN CONTENT AREA */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    background-color: var(--bg-primary);
    background-image: radial-gradient(circle at 85% 8%, rgba(59,130,246,0.04) 0%, transparent 40%);
}

.content-header {
    height: 52px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    flex-shrink: 0;
    gap: 12px;
}

.content-header h1 {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    min-width: 0;
}

/* Breadcrumb colored dot */
.header-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
    background: var(--page-color, var(--accent-color));
    box-shadow: 0 0 6px var(--page-color, var(--accent-color));
}

.header-sub {
    font-size: 0.78rem;
    font-weight: 400;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.database-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.header-actions {
    align-items: center;
    display: flex;
    flex-shrink: 0;
    gap: 0.75rem;
}

.profile-button,
.mobile-profile-btn {
    align-items: center;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-primary);
    cursor: pointer;
    display: inline-flex;
    gap: 0.45rem;
    justify-content: center;
    transition: var(--transition);
}

.profile-button {
    border-radius: 8px;
    flex-direction: column;
    line-height: 1.1;
    padding: 0.42rem 0.75rem;
}

.profile-button span {
    color: var(--text-secondary);
    font-size: 0.66rem;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.profile-button strong {
    color: var(--text-primary);
    font-size: 0.72rem;
}

.mobile-profile-btn {
    display: none;
    font-size: 0.78rem;
    font-weight: 700;
    min-height: 36px;
    padding: 0 0.75rem;
}

.profile-button:hover,
.mobile-profile-btn:hover {
    border-color: var(--accent-color);
    color: white;
}

.pulse-dot {
    width: 7px;
    height: 7px;
    background-color: var(--success-color);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 5px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.tab-content {
    display: none;
    flex-direction: column;
    padding: 22px 24px;
    animation: fadeIn 0.3s ease;
    flex: 1;
}

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

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* FILTER BAR */
.filter-bar {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.search-box {
    flex: 1;
    position: relative;
}

.search-box input {
    width: 100%;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 12px 18px;
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition);
}

.search-box input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.category-select-wrapper select {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 12px 18px;
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    cursor: pointer;
    min-width: 200px;
    transition: var(--transition);
}

.category-select-wrapper select:focus {
    border-color: var(--accent-color);
}

/* CASES GRID & CARDS */
.cases-grid {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.case-folder {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background-color: rgba(255,255,255,0.01);
    overflow: hidden;
}

.case-folder-header {
    width: 100%;
    background-color: var(--bg-secondary);
    border: none;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    cursor: pointer;
    font-weight: 700;
    text-align: left;
}

.case-folder-header .folder-icon {
    color: var(--folder-color);
}

.case-folder-header small {
    color: var(--text-secondary);
    font-size: 0.74rem;
    font-weight: 600;
    margin-left: auto;
}

.folder-chevron {
    color: var(--accent-color);
    font-size: 1.1rem;
}

.case-mini-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 12px;
    padding: 14px;
}

.case-mini-grid.is-hidden {
    display: none;
}

.case-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.case-card-compact {
    border-radius: 10px;
    gap: 0.65rem;
    padding: 1rem;
    min-height: 190px;
}

.case-card:hover {
    transform: translateY(-4px);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 8px 30px rgba(0,0,0,0.25);
}

.case-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
}

.case-card-header h3 {
    font-size: 0.96rem;
    font-weight: 600;
    line-height: 1.4;
}

.case-card-compact .case-card-header h3 {
    font-size: 0.88rem;
}

.category-tag {
    font-size: 0.72rem;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent-color);
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 500;
    white-space: nowrap;
}

.case-card-body {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.case-card-compact .case-card-body {
    font-size: 0.78rem;
    -webkit-line-clamp: 2;
}

.mini-badge {
    background-color: rgba(16, 185, 129, 0.1);
    border-radius: 4px;
    color: var(--success-color);
    font-size: 0.68rem;
    font-weight: 700;
    padding: 2px 6px;
    white-space: nowrap;
}

.case-card-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
}

.action-icon-btn {
    background: transparent;
    border: none;
    outline: none;
    font-size: 0.95rem;
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    transition: var(--transition);
}

.action-icon-btn:hover {
    background-color: var(--bg-accent);
    transform: scale(1.1);
}

/* FORMS AND CONTAINERS */
.form-container {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.form-container h3 {
    font-size: 1.15rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 1.25rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
    transition: var(--transition);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--accent-color);
}

.form-group textarea {
    resize: vertical;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.submit-btn {
    background: var(--accent-gradient);
    border: none;
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.cancel-btn {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.cancel-btn:hover {
    background-color: var(--bg-accent);
    color: var(--text-primary);
}

/* SPLIT LAYOUT FOR OTHER MODULES */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.panel {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.panel h3 {
    font-size: 1.05rem;
    font-weight: 700;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.list-wrapper {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 400px;
    overflow-y: auto;
}

.checklists-layout .list-wrapper {
    max-height: none;
    overflow: visible;
}

.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    border-radius: 8px;
    transition: var(--transition);
}

.list-item:hover {
    border-color: rgba(255,255,255,0.15);
}

.list-item-content {
    font-size: 0.9rem;
    font-weight: 500;
}

.list-item-actions {
    display: flex;
    gap: 8px;
}

/* CHECKLIST SPECIFIC */
.checklist-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.checklist-card h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent-color);
}

.checklist-card ul {
    list-style: none;
    margin-left: 5px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.checklist-card li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.compact-form-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-bottom: 1.25rem;
}

.compact-form-grid input[type="color"] {
    min-height: 42px;
    padding: 4px;
}

.checklist-folder {
    margin-bottom: 1.25rem;
}

.checklist-folder-header {
    width: 100%;
    appearance: none;
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--border-color);
    padding: 0 0 0.65rem;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 0.75rem;
    color: var(--text-primary);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    text-align: left;
}

.checklist-folder-header:hover {
    color: var(--folder-color, var(--accent-color));
}

.folder-chevron {
    color: var(--folder-color, var(--accent-color));
    font-size: 0.85rem;
    line-height: 1;
}

.checklist-folder-header .folder-icon {
    color: var(--folder-color, var(--accent-color));
}

.checklist-folder-header small {
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: none;
    letter-spacing: 0;
}

.checklist-note-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 12px;
}

.checklist-note-card {
    --note-color: var(--accent-color);
    background: linear-gradient(180deg, color-mix(in srgb, var(--note-color) 10%, transparent), rgba(255,255,255,0.015));
    border: 1px solid color-mix(in srgb, var(--note-color) 36%, var(--border-color));
    border-left: 4px solid var(--note-color);
    border-radius: 10px;
    overflow: hidden;
}

.checklist-note-head {
    display: grid;
    grid-template-columns: auto auto 1fr auto;
    gap: 10px;
    align-items: center;
    padding: 12px;
    cursor: pointer;
}

.drag-handle {
    width: 24px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid transparent;
    border-radius: 6px;
    background: transparent;
    color: var(--text-secondary);
    cursor: grab;
    font-size: 0.9rem;
    line-height: 1;
}

.drag-handle:hover {
    border-color: var(--border-color);
    color: var(--note-color);
    background: rgba(255,255,255,0.04);
}

.drag-handle:active {
    cursor: grabbing;
}

.note-icon {
    font-size: 1.25rem;
}

.checklist-note-head h4 {
    color: var(--text-primary);
    font-size: 0.9rem;
    line-height: 1.35;
    margin: 0;
}

.checklist-note-head p {
    color: var(--text-secondary);
    font-size: 0.72rem;
    margin-top: 3px;
}

.note-toggle {
    color: var(--note-color);
    font-size: 1.15rem;
    font-weight: 800;
}

.checklist-note-body {
    border-top: 1px solid var(--border-color);
    padding: 0 12px 12px;
}

.checklist-note-card.is-collapsed .checklist-note-body {
    display: none;
}

.checklist-note-body ul {
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.5;
    margin: 10px 0 0 1rem;
}

.checklist-note-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 10px;
}

.importance-critical {
    box-shadow: 0 0 0 1px rgba(239, 68, 68, 0.2);
}

.importance-important {
    box-shadow: 0 0 0 1px rgba(245, 158, 11, 0.16);
}

/* PROMPT HELPER SPECIFIC */
.prompt-helper-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: stretch;
}

.prompt-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.suggestion-tag {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: var(--transition);
}

.suggestion-tag:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

.prompt-result-container {
    background-color: rgba(0,0,0,0.35);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.25rem;
    flex: 1;
    overflow-y: auto;
    min-height: 250px;
}

.prompt-result-container pre {
    white-space: pre-wrap;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    color: #38bdf8;
}

.copy-btn {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.copy-btn:hover {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

/* MODAL STYLING */
.modal {
    display: none;
    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(4px);
}

.modal-content {
    background-color: var(--bg-secondary);
    margin: 5% auto;
    padding: 2.25rem;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 750px;
    border-radius: var(--border-radius);
    animation: modalSlide 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}

@keyframes modalSlide {
    from { transform: translateY(-30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.close-btn {
    color: var(--text-secondary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.close-btn:hover {
    color: var(--text-primary);
}

/* DETAIL STYLING INSIDE MODAL */
.detail-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.detail-header h2 {
    font-size: 1.25rem;
    font-weight: 700;
}

.detail-section {
    margin-bottom: 1.5rem;
}

.detail-section h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.detail-section p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-primary);
}

.detail-section ul, 
.detail-section ol {
    margin-left: 1.25rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

.detail-section li {
    margin-bottom: 4px;
}

.detail-section code {
    background-color: rgba(255,255,255,0.07);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.85em;
}

.detail-section pre {
    background-color: rgba(0,0,0,0.3);
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    font-family: 'Courier New', Courier, monospace;
}

.detail-section pre code {
    background-color: transparent;
    padding: 0;
}

/* DUPLICATE ALERT WARNING BANNER */
.duplicate-alert {
    background-color: rgba(239, 68, 68, 0.08);
    border: 1.5px solid rgba(239, 68, 68, 0.25);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: fadeIn 0.2s ease;
}

.duplicate-alert .alert-icon {
    font-size: 1.25rem;
}

.duplicate-alert .alert-body {
    font-size: 0.85rem;
    color: #fca5a5;
    line-height: 1.4;
}

.duplicate-link {
    color: #38bdf8;
    text-decoration: underline;
    cursor: pointer;
    font-weight: 600;
}

.duplicate-link:hover {
    color: #7dd3fc;
}

/* GDRIVE SUGGESTION PATH BOX */
.gdrive-suggestion-container {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gdrive-label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.copy-folder-btn {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.72rem;
    cursor: pointer;
    transition: var(--transition);
}

.copy-folder-btn:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

.gdrive-path-box {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.82rem;
    color: #38bdf8;
    word-break: break-all;
    user-select: all;
}

/* SCREENSHOT MANAGER SUBFORM */
.screenshots-manager {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.screenshots-manager h4 {
    font-size: 0.95rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.screenshot-subform {
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1.25rem;
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.subform-row {
    display: flex;
    gap: 12px;
}

.subform-row .form-group {
    flex: 1;
    margin-bottom: 0;
}

.subform-row .flex-2 {
    flex: 2;
}

.subform-row .flex-3 {
    flex: 3;
}

.add-scr-btn {
    background-color: transparent;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    align-self: flex-start;
    transition: var(--transition);
}

.add-scr-btn:hover {
    background-color: var(--accent-color);
    color: white;
}

/* SCREENSHOTS LIST TABLE */
.scr-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.scr-table th, 
.scr-table td {
    padding: 10px 12px;
    font-size: 0.82rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.scr-table th {
    background-color: var(--bg-primary);
    font-weight: 600;
    color: var(--text-secondary);
}

.scr-table tbody tr:last-child td {
    border-bottom: none;
}

.scr-table td.url-cell {
    word-break: break-all;
    max-width: 250px;
}

.sort-btn-group {
    display: flex;
    gap: 4px;
}

.sort-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 0.8rem;
    padding: 2px;
    border-radius: 4px;
    transition: var(--transition);
}

.sort-btn:hover {
    background-color: var(--bg-accent);
}

/* GALLERY / SCREENSHOTS PREVIEW CARD */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
    margin-top: 0.5rem;
}

/* Direct Image Thumbnail Card */
.gallery-image-card {
    background-color: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.gallery-image-card:hover {
    transform: translateY(-2px);
    border-color: rgba(59, 130, 246, 0.35);
}

.gallery-thumb-wrapper {
    width: 100%;
    height: 160px;
    overflow: hidden;
    position: relative;
    background-color: rgba(0,0,0,0.2);
}

.gallery-thumb-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-thumb-wrapper:hover img {
    transform: scale(1.05);
}

.gallery-card-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background-color: rgba(0,0,0,0.65);
    color: var(--text-primary);
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 600;
    backdrop-filter: blur(2px);
}

.gallery-card-info {
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.gallery-card-info h5 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.gallery-card-info p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.4;
    flex: 1;
}

.gallery-card-actions {
    display: flex;
    gap: 8px;
    margin-top: 6px;
}

/* Google Drive Link Card */
.gallery-gdrive-card {
    background-color: rgba(59, 130, 246, 0.02);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: 10px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: var(--transition);
}

.gallery-gdrive-card:hover {
    transform: translateY(-2px);
    border-color: rgba(59, 130, 246, 0.4);
    background-color: rgba(59, 130, 246, 0.04);
}

.gdrive-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

.gdrive-card-icon {
    font-size: 1.75rem;
}

.gdrive-card-title-box h5 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.gdrive-card-title-box span {
    font-size: 0.65rem;
    color: var(--accent-color);
    font-weight: 500;
}

.gdrive-card-caption {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.4;
    flex: 1;
}

.gdrive-action-btn {
    background-color: var(--accent-color);
    border: none;
    color: white;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: var(--transition);
}

.gdrive-action-btn:hover {
    background-color: #1d4ed8;
}

.gdrive-secondary-btn {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.gdrive-secondary-btn:hover {
    background-color: var(--bg-primary);
}

/* CUSTOM TOAST NOTIFICATIONS */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 99999;
    max-width: 360px;
    width: 100%;
}

.toast {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-color);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    transition: all 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(50px) scale(0.95); }
    to { opacity: 1; transform: translateX(0) scale(1); }
}

.toast.toast-success {
    border-left-color: var(--success-color);
}

.toast.toast-error {
    border-left-color: var(--danger-color);
}

.toast-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.toast-content {
    flex: 1;
}

.toast-message {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
}

/* LOADING SPINNERS ON BUTTONS */
.submit-btn:disabled, .secondary-submit-btn:disabled, .copy-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    position: relative;
}

.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

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

/* Layout and responsive patch */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem 1.25rem;
}

.form-grid .form-group {
    margin-bottom: 0;
}

.col-span-2 {
    grid-column: 1 / -1;
}

.security-note,
.duplicate-alert-banner {
    background-color: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.25);
    border-radius: 10px;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 1.25rem;
    padding: 12px 16px;
}

.duplicate-alert-banner {
    align-items: center;
    gap: 12px;
}

.gdrive-path-widget {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 16px;
}

.copy-path-btn,
.secondary-submit-btn {
    background-color: var(--bg-accent);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.copy-path-btn {
    font-size: 0.75rem;
    padding: 5px 10px;
}

.secondary-submit-btn:hover,
.copy-path-btn:hover {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.muted-text,
.empty-state,
.empty-detail {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
}

.empty-state,
.empty-detail {
    padding: 1.5rem;
    text-align: center;
}

.categories-layout,
.checklists-layout,
.backup-layout {
    align-items: start;
    display: grid;
    gap: 2rem;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.planner-toolbar {
    align-items: center;
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(220px, 1fr) minmax(160px, 210px) minmax(160px, 230px) auto;
    margin-bottom: 1.25rem;
}

.planner-layout {
    align-items: start;
    display: grid;
    gap: 1.5rem;
    grid-template-columns: minmax(280px, 380px) minmax(0, 1fr);
}

.planner-main-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    min-width: 0;
}

.project-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: calc(100vh - 250px);
    overflow-y: auto;
}

.project-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    padding: 1rem;
    transition: var(--transition);
}

.project-card:hover,
.project-card.active {
    background-color: var(--bg-accent);
    border-color: var(--accent-color);
}

.project-card-main,
.project-detail-header,
.task-section-header {
    align-items: flex-start;
    display: flex;
    gap: 1rem;
    justify-content: space-between;
}

.project-card h4,
.project-detail-header h2,
.task-item h5 {
    line-height: 1.35;
    margin: 0;
}

.project-card p,
.project-detail-header p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-top: 4px;
}

.project-card-meta,
.task-meta {
    color: var(--text-secondary);
    display: flex;
    flex-wrap: wrap;
    font-size: 0.76rem;
    gap: 8px;
    margin-top: 10px;
}

.project-card-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 10px;
}

.status-pill {
    background-color: rgba(124, 58, 237, 0.12);
    border: 1px solid rgba(124, 58, 237, 0.25);
    border-radius: 999px;
    color: var(--accent-color);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 4px 10px;
    white-space: nowrap;
}

.status-pill.large {
    font-size: 0.8rem;
    padding: 6px 12px;
}

.progress-bar {
    background-color: var(--bg-secondary);
    border-radius: 999px;
    height: 7px;
    margin-top: 12px;
    overflow: hidden;
    width: 100%;
}

.progress-bar span {
    background: var(--accent-gradient);
    display: block;
    height: 100%;
}

.detail-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 1.25rem 0;
}

.project-text-block {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1rem;
}

.project-text-block h4 {
    color: var(--accent-color);
    font-size: 0.85rem;
    margin-bottom: 8px;
}

.reference-list,
.related-case-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.reference-list a,
.reference-list span,
.related-case-chip {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.8rem;
    padding: 8px 10px;
    text-decoration: none;
    word-break: break-word;
}

.related-case-chip {
    cursor: pointer;
}

.related-case-chip:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.task-section {
    border-top: 1px solid var(--border-color);
    margin-top: 1.5rem;
    padding-top: 1.5rem;
}

.task-form {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    margin: 1rem 0;
    padding: 1rem;
}

.project-template-tools {
    align-items: center;
    display: grid;
    gap: 10px;
    grid-template-columns: minmax(220px, 1fr) auto;
    margin-bottom: 10px;
}

.project-template-tools button {
    white-space: nowrap;
}

.task-form-grid {
    display: grid;
    gap: 10px;
    grid-template-columns: minmax(180px, 1fr) 140px 170px 160px;
    margin-bottom: 10px;
}

.task-form input,
.task-form select,
.task-form textarea {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    outline: none;
    padding: 10px 12px;
    width: 100%;
}

.task-form textarea {
    margin-top: 10px;
    resize: vertical;
}

.form-actions.compact {
    margin-top: 10px;
}

.task-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.task-item {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    padding: 1rem;
}

.task-main {
    display: flex;
    gap: 12px;
    min-width: 0;
}

.task-main p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.45;
    margin-top: 6px;
}

.task-done-toggle {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--success-color);
    cursor: pointer;
    flex-shrink: 0;
    font-weight: 700;
    height: 24px;
    width: 24px;
}

.task-done .task-done-toggle {
    background-color: rgba(16, 185, 129, 0.1);
    border-color: var(--success-color);
}

.task-blocked {
    border-color: rgba(239, 68, 68, 0.35);
}

.task-notes {
    border-left: 2px solid var(--border-color);
    padding-left: 10px;
}

.task-actions {
    display: flex;
    flex-shrink: 0;
    gap: 6px;
}

.task-actions .action-icon-btn:disabled {
    cursor: not-allowed;
    opacity: 0.35;
}

.backup-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 1rem;
}

.restore-btn {
    background-color: rgba(16, 185, 129, 0.05);
    border-color: rgba(16, 185, 129, 0.2);
}

@media (max-width: 1100px) {
    body {
        height: auto;
        min-height: 100vh;
        overflow: auto;
    }

    .app-container {
        height: auto;
        min-height: 100vh;
    }

    .sidebar {
        padding: 1.25rem;
        width: 240px;
    }

    .content-header,
    .tab-content {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .filter-bar,
    .planner-toolbar {
        display: grid;
        grid-template-columns: 1fr;
    }

    .category-select-wrapper select {
        min-width: 0;
        width: 100%;
    }

    .planner-layout,
    .categories-layout,
    .checklists-layout,
    .backup-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    body {
        display: block;
        height: auto;
        min-height: 100vh;
        overflow-x: hidden;
        overflow-y: auto;
    }

    body.mobile-nav-open {
        overflow: hidden;
    }

    .mobile-topbar {
        align-items: center;
        background-color: color-mix(in srgb, var(--bg-secondary) 94%, transparent);
        border-bottom: 1px solid var(--border-color);
        display: flex;
        gap: 12px;
        height: 64px;
        justify-content: space-between;
        left: 0;
        padding: 10px 14px;
        position: fixed;
        right: 0;
        top: 0;
        z-index: 1200;
    }

    .mobile-menu-btn {
        align-items: center;
        background-color: var(--bg-accent);
        border: 1px solid var(--border-color);
        border-radius: 10px;
        color: var(--text-primary);
        cursor: pointer;
        display: inline-flex;
        font-size: 1.2rem;
        height: 42px;
        justify-content: center;
        width: 42px;
    }

    .mobile-brand {
        align-items: center;
        display: flex;
        flex: 1;
        gap: 10px;
        min-width: 0;
    }

    .mobile-brand strong {
        background: linear-gradient(135deg, #111827 0%, #2563eb 48%, #e11d48 100%);
        border-radius: 9px;
        color: white;
        display: inline-flex;
        flex-shrink: 0;
        font-size: 0;
        height: 34px;
        align-items: center;
        justify-content: center;
        overflow: hidden;
        position: relative;
        width: 34px;
    }

    .mobile-brand strong::before,
    .mobile-brand strong::after {
        content: "";
        position: absolute;
    }

    .mobile-brand strong::before {
        background: linear-gradient(90deg, #22c55e 0 28%, #fde047 28% 47%, #38bdf8 47% 72%, #f472b6 72% 100%);
        border-radius: 2px;
        bottom: 8px;
        box-shadow: 0 -6px 0 rgba(255, 255, 255, 0.18);
        height: 10px;
        left: 8px;
        width: 17px;
    }

    .mobile-brand strong::after {
        border: 2px solid rgba(255, 255, 255, 0.8);
        border-left: 0;
        border-top: 0;
        height: 17px;
        right: 8px;
        top: 8px;
        transform: skewY(-8deg);
        width: 11px;
    }

    .mobile-brand span {
        color: var(--text-primary);
        font-size: 0.95rem;
        font-weight: 700;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .mobile-db-status {
        align-items: center;
        display: inline-flex;
        justify-content: center;
        min-width: 28px;
    }

    .mobile-profile-btn {
        display: inline-flex;
    }

    .mobile-sidebar-backdrop {
        background: rgba(0, 0, 0, 0.55);
        bottom: 0;
        display: block;
        left: 0;
        opacity: 0;
        pointer-events: none;
        position: fixed;
        right: 0;
        top: 0;
        transition: opacity 0.2s ease;
        z-index: 1250;
    }

    body.mobile-nav-open .mobile-sidebar-backdrop {
        opacity: 1;
        pointer-events: auto;
    }

    .app-container {
        display: block;
        height: auto;
        min-height: 100vh;
        padding-top: 64px;
        width: 100%;
    }

    .sidebar {
        border-bottom: none;
        border-right: 1px solid var(--border-color);
        bottom: 0;
        gap: 1rem;
        height: 100vh;
        left: 0;
        max-width: 320px;
        padding: 1rem;
        position: fixed;
        top: 0;
        transform: translateX(-105%);
        transition: transform 0.24s ease;
        width: min(86vw, 320px);
        z-index: 1300;
    }

    body.mobile-nav-open .sidebar {
        transform: translateX(0);
    }

    .mobile-close-btn {
        align-items: center;
        background-color: var(--bg-accent);
        border: 1px solid var(--border-color);
        border-radius: 10px;
        color: var(--text-primary);
        cursor: pointer;
        display: inline-flex;
        font-size: 1.25rem;
        height: 38px;
        justify-content: center;
        position: absolute;
        right: 12px;
        top: 12px;
        width: 38px;
    }

    .brand {
        align-items: flex-start;
        padding-right: 46px;
    }

    .nav-menu {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .nav-item {
        border-radius: 9px;
        font-size: 0.92rem;
        min-height: 44px;
        padding: 12px 14px;
    }

    .sidebar-widgets {
        margin-top: 0;
    }

    .main-content {
        min-height: calc(100vh - 64px);
        overflow: visible;
        width: 100%;
    }

    .content-header {
        display: none;
    }

    .tab-content {
        padding: 1rem;
    }

    .filter-bar,
    .planner-toolbar {
        display: grid;
        gap: 0.75rem;
        grid-template-columns: 1fr;
        margin-bottom: 1rem;
    }

    .search-box,
    .category-select-wrapper {
        min-width: 0;
        width: 100%;
    }

    input,
    select,
    textarea,
    .search-box input,
    .category-select-wrapper select {
        font-size: 16px;
        min-width: 0;
        width: 100%;
    }

    .cases-grid,
    .case-mini-grid,
    .checklist-note-grid,
    .detail-grid,
    .form-grid,
    .compact-form-grid,
    .project-template-tools,
    .task-form-grid {
        grid-template-columns: 1fr;
    }

    .case-mini-grid {
        gap: 10px;
        padding: 10px;
    }

    .case-folder-header {
        align-items: center;
        flex-wrap: wrap;
        padding: 12px;
    }

    .case-folder-header small {
        margin-left: 0;
    }

    .case-card,
    .panel,
    .form-container {
        padding: 1rem;
    }

    .case-card,
    .case-card-compact {
        min-height: 0;
    }

    .case-card:hover {
        transform: none;
    }

    .form-container {
        max-width: none;
    }

    .form-actions,
    .backup-actions {
        flex-direction: column;
        gap: 0.75rem;
    }

    .submit-btn,
    .cancel-btn,
    .secondary-submit-btn,
    .backup-btn,
    .restore-btn {
        min-height: 44px;
        width: 100%;
    }

    .action-icon-btn {
        align-items: center;
        display: inline-flex;
        justify-content: center;
        min-height: 40px;
        min-width: 40px;
    }

    .split-layout,
    .planner-layout,
    .categories-layout,
    .checklists-layout,
    .backup-layout {
        display: grid;
        gap: 1rem;
        grid-template-columns: 1fr;
    }

    .col-span-2 {
        grid-column: auto;
    }

    .subform-row,
    .gdrive-label-row {
        flex-direction: column;
    }

    .gdrive-path-widget,
    .screenshot-subform {
        padding: 1rem;
    }

    .case-card-header,
    .project-card-main,
    .project-detail-header,
    .task-section-header,
    .task-item {
        flex-direction: column;
    }

    .project-list {
        max-height: none;
        overflow: visible;
    }

    .project-card-actions,
    .task-actions {
        flex-wrap: wrap;
        justify-content: flex-start;
        width: 100%;
    }

    .task-main {
        width: 100%;
    }

    .task-form,
    .task-item,
    .project-text-block {
        padding: 0.9rem;
    }

    .reference-list a,
    .reference-list span,
    .related-case-chip {
        max-width: 100%;
    }

    .modal-content {
        max-height: calc(100vh - 96px);
        margin: 72px auto 24px;
        overflow-y: auto;
        padding: 1.25rem;
        width: calc(100% - 24px);
    }

    .toast-container {
        left: 12px;
        max-width: none;
        right: 12px;
        top: 76px;
        width: auto;
    }
}

@media (max-width: 420px) {
    .mobile-brand span {
        font-size: 0.86rem;
    }

    .tab-content {
        padding: 0.85rem;
    }

    .panel,
    .form-container,
    .case-card {
        border-radius: 10px;
    }
}

/* ==================== TIPS LIBRARY ==================== */
.tips-library-shell {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tips-hero {
    align-items: flex-start;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    padding: 1.25rem;
}

.tips-hero h2 {
    color: var(--text-primary);
    font-size: 1.45rem;
    margin: 0.15rem 0 0.35rem;
}

.eyebrow {
    color: var(--accent-color);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    margin: 0;
    text-transform: uppercase;
}

.tips-security-note {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.35);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 0.86rem;
    line-height: 1.5;
    padding: 0.85rem 1rem;
}

.tips-stats-grid {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: repeat(6, minmax(0, 1fr));
}

.tips-stat-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.9rem;
}

.tips-stat-card span {
    color: var(--text-secondary);
    display: block;
    font-size: 0.76rem;
    margin-bottom: 0.35rem;
}

.tips-stat-card strong {
    color: var(--text-primary);
    font-size: 1.35rem;
}

.tips-toolbar {
    align-items: center;
    display: grid;
    gap: 0.75rem;
    grid-template-columns: minmax(220px, 1fr) 150px 180px 150px 140px;
}

.tips-toolbar select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    min-height: 42px;
    padding: 0 0.85rem;
}

.tips-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.tip-card,
.tips-empty {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
}

.tip-card.status-flagged {
    border-color: rgba(245, 158, 11, 0.7);
}

.tip-card.is-saved {
    border-color: rgba(34, 197, 94, 0.65);
}

.tip-card-head {
    align-items: flex-start;
    display: flex;
    gap: 0.8rem;
    justify-content: space-between;
}

.tip-card h3 {
    color: var(--text-primary);
    font-size: 1rem;
    line-height: 1.35;
    margin: 0.45rem 0 0;
}

.tip-meta-row,
.tip-tags,
.tip-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.tip-pill,
.tip-tags span {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.25rem 0.55rem;
}

.tip-pill.software-revit {
    border-color: rgba(59, 130, 246, 0.55);
    color: #60a5fa;
}

.tip-pill.software-autocad {
    border-color: rgba(16, 185, 129, 0.55);
    color: #34d399;
}

.tip-pill.software-both {
    border-color: rgba(168, 85, 247, 0.55);
    color: #c084fc;
}

.status-pill {
    border-color: rgba(245, 158, 11, 0.7);
    color: #f59e0b;
}

.saved-pill {
    border-color: rgba(34, 197, 94, 0.65);
    color: #4ade80;
}

.tip-score {
    min-width: 64px;
    text-align: right;
}

.tip-score strong {
    color: var(--accent-color);
    display: block;
    font-size: 1rem;
}

.tip-score span {
    color: var(--text-secondary);
    font-size: 0.68rem;
}

.tip-content {
    color: var(--text-secondary);
    font-size: 0.86rem;
    line-height: 1.58;
    margin: 0.9rem 0;
    max-height: 220px;
    overflow: auto;
}

.tip-content :first-child {
    margin-top: 0;
}

.tip-content :last-child {
    margin-bottom: 0;
}

.tip-source {
    color: var(--accent-color);
    display: inline-flex;
    font-size: 0.82rem;
    margin-top: 0.75rem;
    overflow-wrap: anywhere;
    text-decoration: none;
}

.tip-actions {
    border-top: 1px solid var(--border-color);
    margin-top: 0.9rem;
    padding-top: 0.8rem;
}

.tip-actions button {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.78rem;
    font-weight: 700;
    padding: 0.42rem 0.62rem;
}

.tip-actions button:hover {
    border-color: var(--accent-color);
}

.tip-actions .danger-lite {
    color: var(--danger-color);
}

.tip-actions .save-tip-btn {
    border-color: rgba(34, 197, 94, 0.55);
    color: #4ade80;
}

.tips-empty {
    grid-column: 1 / -1;
    text-align: center;
}

.tips-empty h3 {
    color: var(--text-primary);
    margin-top: 0;
}

.tips-empty p {
    color: var(--text-secondary);
}

.tips-empty.is-error {
    border-color: rgba(239, 68, 68, 0.45);
}

.tips-form-modal {
    max-width: 760px;
}

@media (max-width: 1100px) {
    .tips-stats-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .tips-toolbar {
        grid-template-columns: 1fr 1fr 1fr;
    }
}

@media (max-width: 980px) {
    .tips-toolbar {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .tips-hero,
    .tip-card-head {
        flex-direction: column;
    }

    .tips-stats-grid,
    .tips-toolbar,
    .tips-grid {
        grid-template-columns: 1fr;
    }

    .tip-score {
        text-align: left;
    }

    .tip-actions button {
        flex: 1 1 46%;
    }
}


/* ==================== SELF LEARNING ==================== */
.self-learning-shell {
    gap: 1rem;
}

.self-learning-hero {
    border-left: 3px solid #10b981;
}

.self-learning-toolbar {
    grid-template-columns: minmax(240px, 1fr) 180px 220px 180px;
}

.self-learning-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.self-learning-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    min-height: 260px;
    padding: 1.25rem;
}

.self-learning-card.is-saved,
.self-learning-card.status-saved {
    border-color: rgba(16, 185, 129, 0.65);
    box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.12);
}

.self-learning-card h3 {
    color: var(--text-primary);
    font-size: 1.05rem;
    line-height: 1.35;
    margin: 0;
}

.self-learning-content {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.65;
    max-height: 240px;
    overflow: auto;
    padding-right: 0.25rem;
}

.self-learning-source-box {
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.22);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    display: grid;
    gap: 0.25rem;
    padding: 0.75rem;
}

.self-learning-source-box .source-label {
    color: #10b981;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.self-learning-source-box strong {
    color: var(--text-primary);
    font-size: 0.9rem;
}

.self-learning-source-box span,
.self-learning-source-box a {
    font-size: 0.82rem;
}

.self-learning-source-box a {
    color: #10b981;
    font-weight: 700;
    text-decoration: none;
}

.self-learning-source-box a:hover {
    text-decoration: underline;
}

.self-learning-footer {
    align-items: center;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 0.75rem;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 0.85rem;
}

.compact-actions {
    display: flex;
    gap: 0.5rem;
}

.compact-actions button {
    padding: 0.5rem 0.8rem;
}

@media (max-width: 980px) {
    .self-learning-toolbar {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .self-learning-toolbar,
    .self-learning-grid {
        grid-template-columns: 1fr;
    }

    .self-learning-footer {
        align-items: flex-start;
        flex-direction: column;
    }
}