/* =====================================================
   TOOLS PAGE STYLES - Premium Dark Theme
   Matching books page quality with sidebar layout
   ===================================================== */

/* ===== CSS Variables for Tools ===== */
:root {
    --tools-bg-card: rgba(22, 21, 35, 0.85);
    --tools-bg-elevated: rgba(30, 29, 45, 0.9);
    --tools-bg-input: rgba(15, 14, 26, 0.8);
    --tools-border: rgba(255, 255, 255, 0.08);
    --tools-border-hover: rgba(99, 102, 241, 0.4);
    --tools-text: #f5f5f5;
    --tools-text-muted: rgba(255, 255, 255, 0.65);
    --tools-text-bright: #ffffff;
    --tools-accent: #818cf8;
    --tools-accent-glow: rgba(99, 102, 241, 0.25);
    --tools-success: #10b981;
    --tools-danger: #ef4444;
    --tools-warning: #f59e0b;
    --tools-pdf-color: #ef4444;
    --tools-image-color: #6366f1;
    --tools-dev-color: #8b5cf6;
}

/* ===== Override Base Styles ===== */
/* Reset gradient text from base.css for tools pages */
.tools-page h1, .tools-page h2, .tools-page h3, 
.tools-page h4, .tools-page h5, .tools-page h6,
.tool-page-card h1, .tool-page-card h2, .tool-page-card h3,
.tool-page-card h4, .tool-page-card h5, .tool-page-card h6,
.tools-sidebar h3, .tool-card-title, .settings-title,
.file-list-header h5, .upload-zone h5, .result-section h5,
.tools-page-header h1, .tool-page-header h2, .tool-page-header h3,
.panel-header h4, .privacy-badge strong {
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: unset !important;
    background-clip: unset !important;
    color: var(--tools-text-bright) !important;
}

/* Ensure container-fluid takes full width */
.container-fluid.tools-page {
    max-width: 1400px;
    width: 100%;
    padding-left: 2rem;
    padding-right: 2rem;
}

/* ===== Tools Page Layout ===== */
.tools-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    width: 100%;
}

/* ===== Tools Sidebar (Renamed to avoid conflict with Dashboard Sidebar) ===== */
.tools-local-sidebar {
    background: rgba(22, 21, 29, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.07);
}

.tools-local-sidebar h3 {
    font-size: 1.2rem;
    margin-bottom: 1.2rem;
    color: #fff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: none;
}

.tools-local-sidebar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tools-local-sidebar li {
    margin-bottom: 0.5rem;
}

.tools-local-sidebar a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.2s ease;
    display: block;
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    font-weight: normal;
}

.tools-local-sidebar a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
    text-decoration: none;
}

.tools-local-sidebar a.active {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.25), rgba(139, 92, 246, 0.15));
    color: #fff;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.tools-local-sidebar a i {
    width: 24px;
    opacity: 0.8;
    text-align: center;
    margin-right: 8px;
}

/* Privacy Badge in Sidebar */
.privacy-badge {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.05));
    border-radius: 10px;
    border: 1px solid rgba(16, 185, 129, 0.2);
    margin-top: 1rem;
}

.privacy-badge i {
    font-size: 1.5rem;
    color: var(--tools-success);
}

.privacy-badge strong {
    display: block;
    color: #fff;
    font-size: 0.9rem;
}

.privacy-badge span {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
}

/* ===== Tools Page Header (Matching Book List Page Header) ===== */
.page-header {
    margin-bottom: 2.5rem;
    position: relative;
}

.page-header h1 {
    font-size: 2.5rem;
    color: #fff;
    margin-bottom: 0.8rem;
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.page-header p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0;
}

/* ===== Tools Grid (Matching Book Grid) ===== */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

/* ===== Tool Cards (Super Beautiful Redesign) ===== */
.tool-card {
    background: rgba(30, 29, 45, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.tool-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 24px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.tool-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, var(--card-glow-color, rgba(255,255,255,0.05)), transparent 70%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    z-index: 0;
}

.tool-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.6), 
                0 0 20px -5px var(--card-glow-color, rgba(255,255,255,0.1));
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(35, 34, 50, 0.8);
}

.tool-card:hover::after {
    opacity: 0.4;
}

/* Category Specific Glows */
.tool-card[data-category="pdf"] { --card-glow-color: rgba(239, 68, 68, 0.25); }
.tool-card[data-category="image"] { --card-glow-color: rgba(99, 102, 241, 0.25); }
.tool-card[data-category="developer"] { --card-glow-color: rgba(139, 92, 246, 0.25); }
.tool-card[data-category="education"] { --card-glow-color: rgba(16, 185, 129, 0.25); }

/* Tool Cover / Icon Area */
.tool-card-icon-wrapper {
    width: 100%;
    height: 140px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.tool-card-icon {
    font-size: 3.5rem;
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    filter: drop-shadow(0 10px 15px rgba(0, 0, 0, 0.3));
    position: relative;
    z-index: 2;
}

/* ===== Unique Tool Colors (Variables) ===== */
/* PDF Tools */
.tool-merge-pdf { --tool-gradient: linear-gradient(135deg, #FF416C, #FF4B2B); --tool-shadow: rgba(255, 75, 43, 0.4); }
.tool-split-pdf { --tool-gradient: linear-gradient(135deg, #F7971E, #FFD200); --tool-shadow: rgba(247, 151, 30, 0.4); }
.tool-rotate-pdf { --tool-gradient: linear-gradient(135deg, #00c6ff, #0072ff); --tool-shadow: rgba(0, 114, 255, 0.4); }
.tool-watermark-pdf { --tool-gradient: linear-gradient(135deg, #11998e, #38ef7d); --tool-shadow: rgba(17, 153, 142, 0.4); }
.tool-pdf-to-image { --tool-gradient: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045); --tool-shadow: rgba(253, 29, 29, 0.4); }
.tool-image-to-pdf { --tool-gradient: linear-gradient(135deg, #ED213A, #93291E); --tool-shadow: rgba(237, 33, 58, 0.4); }

/* Image Tools */
.tool-compress-image { --tool-gradient: linear-gradient(135deg, #1FA2FF, #12D8FA, #A6FFCB); --tool-shadow: rgba(18, 216, 250, 0.4); }
.tool-resize-image { --tool-gradient: linear-gradient(135deg, #F37335, #FDC830); --tool-shadow: rgba(243, 115, 53, 0.4); }
.tool-image-converter { --tool-gradient: linear-gradient(135deg, #C33764, #1D2671); --tool-shadow: rgba(195, 55, 100, 0.4); }

/* Developer Tools */
.tool-qr-generator { --tool-gradient: linear-gradient(135deg, #12c2e9, #c471ed, #f64f59); --tool-shadow: rgba(196, 113, 237, 0.4); }
.tool-password-generator { --tool-gradient: linear-gradient(135deg, #00F260, #0575E6); --tool-shadow: rgba(5, 117, 230, 0.4); }
.tool-json-formatter { --tool-gradient: linear-gradient(135deg, #8E2DE2, #4A00E0); --tool-shadow: rgba(142, 45, 226, 0.4); }
.tool-word-counter { --tool-gradient: linear-gradient(135deg, #FF0099, #493240); --tool-shadow: rgba(255, 0, 153, 0.4); }

/* Education Tools */
.tool-handwriting { --tool-gradient: linear-gradient(135deg, #10b981, #34d399); --tool-shadow: rgba(16, 185, 129, 0.4); }

/* Apply Variables to Icon */
.tool-card-icon i {
    background: var(--tool-gradient, linear-gradient(135deg, #6366f1, #8b5cf6));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 8px 16px var(--tool-shadow, rgba(99, 102, 241, 0.3)));
}

.tool-card:hover .tool-card-icon {
    transform: scale(1.15) translateY(-5px);
}

/* Tool Info */
.tool-card-content {
    padding: 0 1.75rem 1.75rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.tool-card-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    color: #fff;
    letter-spacing: -0.02em;
}

.tool-card-desc {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex: 1;
}

/* Tool Actions */
.tool-card-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    text-decoration: none;
    border-radius: 14px;
    transition: all 0.3s ease;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: auto;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.tool-card-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.tool-card:hover .tool-card-link {
    background: var(--tool-gradient, var(--tools-accent));
    border-color: transparent;
    box-shadow: 0 5px 15px var(--tool-shadow, var(--tools-accent-glow));
}

.tool-card-link:hover::before {
    transform: translateX(100%);
}

.tool-card-link i {
    font-size: 0.9em;
    transition: transform 0.3s ease;
}

.tool-card-link:hover i {
    transform: translateX(4px);
}

/* ===== Responsive Tools Page ===== */
@media (max-width: 991px) {
    .tools-page {
        padding: 1.5rem;
    }
    
    .tools-page-header h1 {
        font-size: 2rem;
    }
    
    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 767px) {
    .tools-page {
        padding: 1rem;
    }
    
    .tools-sidebar {
        padding: 1rem;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .tool-card {
        padding: 1.25rem;
    }
}

/* Animation for filtering */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Page Container (individual tools) ===== */
.tools-container {
    padding: 2rem 0;
}

/* ===== Hero/Header Section (individual tools) ===== */
.tool-header {
    text-align: center;
    margin-bottom: 3rem;
}

.tool-header h1,
.tool-header .display-4 {
    color: var(--tools-text-bright) !important;
    background: none !important;
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: unset !important;
    text-shadow: 0 0 40px rgba(99, 102, 241, 0.3);
}

.tool-header p,
.tool-header .lead {
    color: var(--tools-text-muted) !important;
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ===== Privacy Alert Badge ===== */
.alert-info {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(99, 102, 241, 0.1));
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: var(--tools-text) !important;
    border-radius: 12px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.alert-info strong {
    color: var(--tools-text-bright) !important;
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(16, 185, 129, 0.08));
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--tools-text) !important;
    border-radius: 12px;
}

/* ===== Section Titles ===== */
.tool-section-title {
    color: var(--tools-text-bright) !important;
    font-size: 1.5rem;
    font-weight: 700;
    padding-bottom: 1rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--tools-border);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.tool-section-title i {
    opacity: 0.9;
}

/* ===== Cards - Glassmorphism ===== */
.card {
    background: var(--tools-bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--tools-border);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    border-color: var(--tools-border-hover);
}

.card-body {
    padding: 1.75rem;
    position: relative;
    z-index: 1;
}

.card-header,
.card-footer {
    background: transparent !important;
    border-color: var(--tools-border) !important;
    color: var(--tools-text);
}

.card-title {
    color: var(--tools-text-bright) !important;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.card-text {
    color: var(--tools-text-muted) !important;
}

/* ===== Feature Icons ===== */
.feature-icon-sm {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    border-radius: 14px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-icon-sm.bg-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626) !important;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}

.feature-icon-sm.bg-primary {
    background: linear-gradient(135deg, #6366f1, #4f46e5) !important;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.feature-icon-sm.bg-dark {
    background: linear-gradient(135deg, #4b5563, #374151) !important;
    box-shadow: 0 4px 15px rgba(75, 85, 99, 0.3);
}

.card:hover .feature-icon-sm {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    color: var(--tools-text-bright);
}

p {
    color: var(--tools-text-muted);
}

.text-muted {
    color: var(--tools-text-muted) !important;
}

.text-dark {
    color: var(--tools-text) !important;
}

.text-success {
    color: var(--tools-success) !important;
}

.text-danger {
    color: var(--tools-danger) !important;
}

.text-warning {
    color: var(--tools-warning) !important;
}

.text-primary {
    color: var(--tools-accent) !important;
}

.text-info {
    color: #38bdf8 !important;
}

.text-white {
    color: var(--tools-text-bright) !important;
}

small {
    color: var(--tools-text-muted);
}

/* ===== Form Elements ===== */
.form-control,
.form-select {
    background-color: var(--tools-bg-input);
    border: 1px solid var(--tools-border);
    color: var(--tools-text) !important;
    border-radius: 12px;
    padding: 0.875rem 1.125rem;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.form-control:focus,
.form-select:focus {
    background-color: var(--tools-bg-elevated);
    border-color: var(--tools-accent);
    box-shadow: 0 0 0 4px var(--tools-accent-glow);
    color: var(--tools-text-bright) !important;
    outline: none;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.form-control[readonly] {
    background-color: var(--tools-bg-input);
    color: var(--tools-text) !important;
}

textarea.form-control {
    min-height: 120px;
}

/* Form Labels */
.form-label {
    color: var(--tools-text) !important;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Input Group */
.input-group-text {
    background-color: var(--tools-bg-elevated);
    border: 1px solid var(--tools-border);
    color: var(--tools-text);
    border-radius: 12px;
}

.input-group .form-control {
    border-radius: 12px;
}

.input-group > .form-control:not(:last-child) {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.input-group > .btn:last-child,
.input-group > .input-group-text:last-child {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

/* Range Slider */
.form-range {
    height: 8px;
    background: transparent;
}

.form-range::-webkit-slider-runnable-track {
    background: var(--tools-border);
    border-radius: 4px;
    height: 8px;
}

.form-range::-webkit-slider-thumb {
    background: linear-gradient(135deg, var(--tools-accent), #a78bfa);
    border: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 2px 10px var(--tools-accent-glow);
    margin-top: -6px;
}

/* Checkboxes */
.form-check-label {
    color: var(--tools-text) !important;
}

.form-check-input {
    background-color: var(--tools-bg-input);
    border: 2px solid var(--tools-border);
    width: 1.25em;
    height: 1.25em;
}

.form-check-input:checked {
    background-color: var(--tools-accent);
    border-color: var(--tools-accent);
    box-shadow: 0 0 12px var(--tools-accent-glow);
}

.form-check-input:focus {
    box-shadow: 0 0 0 4px var(--tools-accent-glow);
    border-color: var(--tools-accent);
}

/* ===== Upload Area ===== */
.upload-area,
#upload-area {
    background: linear-gradient(135deg, rgba(30, 29, 45, 0.6), rgba(22, 21, 35, 0.8));
    border: 2px dashed rgba(255, 255, 255, 0.15) !important;
    border-radius: 20px;
    padding: 3rem 2rem;
    cursor: pointer;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.upload-area::before,
#upload-area::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.05) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.upload-area:hover,
#upload-area:hover {
    background: linear-gradient(135deg, rgba(40, 39, 60, 0.7), rgba(30, 29, 45, 0.9));
    border-color: var(--tools-accent) !important;
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.upload-area:hover::before,
#upload-area:hover::before {
    opacity: 1;
}

.upload-area h5,
#upload-area h5 {
    color: var(--tools-text-bright) !important;
    margin-top: 1rem;
}

.upload-area p,
#upload-area p {
    color: var(--tools-text-muted) !important;
}

.upload-area i,
#upload-area i {
    transition: transform 0.4s ease, color 0.3s ease;
}

.upload-area:hover i,
#upload-area:hover i {
    transform: scale(1.15);
}

/* ===== Buttons ===== */
.btn {
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border: none;
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.45);
}

.btn-outline-primary {
    background: transparent;
    border: 2px solid var(--tools-accent);
    color: var(--tools-accent);
}

.btn-outline-primary:hover {
    background: var(--tools-accent);
    color: white;
    box-shadow: 0 4px 15px var(--tools-accent-glow);
}

.btn-outline-secondary {
    background: transparent;
    border: 2px solid var(--tools-border);
    color: var(--tools-text);
}

.btn-outline-secondary:hover {
    background: var(--tools-bg-elevated);
    border-color: var(--tools-text-muted);
    color: var(--tools-text-bright);
}

.btn-outline-danger {
    border-color: var(--tools-danger);
    color: var(--tools-danger);
}

.btn-outline-danger:hover {
    background: var(--tools-danger);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
}

.btn-info {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    border: none;
    color: white;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* ===== List Group (File Lists) ===== */
.list-group-item {
    background-color: var(--tools-bg-elevated);
    border: 1px solid var(--tools-border);
    color: var(--tools-text) !important;
    border-radius: 12px !important;
    margin-bottom: 0.5rem;
    padding: 1rem 1.25rem;
    transition: all 0.3s ease;
}

.list-group-item:hover {
    background-color: rgba(99, 102, 241, 0.1);
    border-color: var(--tools-border-hover);
    transform: translateX(4px);
}

.list-group-item small {
    color: var(--tools-text-muted) !important;
}

/* ===== Password Generator ===== */
#password-output {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    font-size: 1.4rem;
    letter-spacing: 3px;
    background: var(--tools-bg-input);
    border: 2px solid var(--tools-border);
    color: #a78bfa !important;
    text-shadow: 0 0 20px rgba(167, 139, 250, 0.4);
    text-align: center;
    padding: 1rem;
}

#password-output:focus {
    border-color: var(--tools-accent);
    box-shadow: 0 0 0 4px var(--tools-accent-glow);
}

/* Settings Card Inside */
.card .card.bg-light,
.card .bg-light {
    background: var(--tools-bg-elevated) !important;
    border: 1px solid var(--tools-border) !important;
    border-radius: 16px;
}

/* ===== QR Code Container ===== */
.qr-code-container,
#qr-code-container {
    background: white;
    padding: 1.5rem;
    border-radius: 16px;
    min-width: 220px;
    min-height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--tools-border) !important;
}

.qr-code-container span,
#qr-code-container span {
    color: #666 !important;
}

/* ===== JSON Formatter ===== */
.json-textarea,
#json-input,
#json-output {
    background: var(--tools-bg-input) !important;
    color: var(--tools-text) !important;
    border: none !important;
    border-radius: 0 !important;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    height: 600px;
    min-height: 500px;
    resize: none;
}

#json-input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

#json-output.is-invalid {
    color: var(--tools-danger) !important;
}

/* JSON Header Bars */
.card-body .bg-light.border-bottom {
    background: var(--tools-bg-elevated) !important;
    border-color: var(--tools-border) !important;
    color: var(--tools-text-muted) !important;
    padding: 0.75rem 1rem !important;
}

/* ===== Background Overrides ===== */
.bg-light {
    background: var(--tools-bg-elevated) !important;
    color: var(--tools-text) !important;
}

.bg-white {
    background: var(--tools-bg-elevated) !important;
    color: var(--tools-text) !important;
}

.bg-transparent {
    background: transparent !important;
}

/* ===== Border Overrides ===== */
.border,
.border-dashed {
    border-color: var(--tools-border) !important;
}

.border-0 {
    border: none !important;
}

.border-primary {
    border-color: var(--tools-accent) !important;
}

.border-info {
    border-color: #38bdf8 !important;
}

.border-start-md {
    border-left: 1px solid var(--tools-border);
}

/* ===== Misc ===== */
.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
    opacity: 0.6;
}

.btn-close:hover {
    opacity: 1;
}

.btn-link {
    color: var(--tools-accent) !important;
}

.btn-link:hover {
    color: var(--tools-text-bright) !important;
}

a {
    color: var(--tools-accent);
    transition: color 0.3s ease;
}

a:hover {
    color: #a78bfa;
}

/* Back to Tools Link */
.card-footer a {
    color: var(--tools-text-muted) !important;
}

.card-footer a:hover {
    color: var(--tools-accent) !important;
}

/* ===== Tables ===== */
.table {
    color: var(--tools-text);
    border-color: var(--tools-border);
}

.table thead th {
    color: var(--tools-text-muted);
    border-bottom: 2px solid var(--tools-border);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.table-hover tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
    color: var(--tools-text-bright);
}

/* ===== Code Blocks ===== */
pre, code {
    background: var(--tools-bg-input);
    color: #a78bfa;
    border-radius: 8px;
    padding: 0.25rem 0.5rem;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

pre {
    padding: 1rem;
    border: 1px solid var(--tools-border);
}

/* ===== Badges ===== */
.badge {
    font-weight: 500;
    padding: 0.5em 0.85em;
    border-radius: 8px;
}

.badge.bg-success {
    background: linear-gradient(135deg, #10b981, #059669) !important;
}

/* ===== Shadows ===== */
.shadow-sm {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

/* ===== Animations ===== */
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 15px var(--tools-accent-glow); }
    50% { box-shadow: 0 0 30px var(--tools-accent-glow); }
}

.hover-card {
    position: relative;
}

.hover-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.4s ease;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.hover-card:hover::after {
    opacity: 1;
}

/* ===== Color Picker ===== */
.form-control-color {
    padding: 0.25rem;
    height: 42px;
    border-radius: 8px;
    border: 1px solid var(--tools-border);
    background: var(--tools-bg-input);
}

.form-control-color::-webkit-color-swatch-wrapper {
    padding: 0;
}

.form-control-color::-webkit-color-swatch {
    border-radius: 6px;
    border: none;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .card-body {
        padding: 1.25rem;
    }
    
    .upload-area,
    #upload-area {
        padding: 2rem 1.5rem;
    }
    
    .feature-icon-sm {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    
    #password-output {
        font-size: 1.1rem;
        letter-spacing: 2px;
    }
    
    .border-start-md {
        border-left: none;
        border-top: 1px solid var(--tools-border);
        padding-top: 1.5rem;
        margin-top: 1.5rem;
    }
}

/* ===== Rotate PDF Specific ===== */
.filename-display {
    max-width: 300px;
}

.pages-container {
    max-height: 600px;
    overflow-y: auto;
}

/* ===== Font Monospace ===== */
.font-monospace {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace !important;
}

/* ===== Preview Elements ===== */
.preview-placeholder {
    background: var(--tools-bg-elevated);
    min-height: 400px;
    color: var(--tools-text-muted);
}

.preview-image {
    height: 200px;
    object-fit: contain;
}

.preview-thumbnail {
    height: 150px;
    object-fit: contain;
}

/* ===== Progress Bar ===== */
.progress-custom {
    height: 10px;
    background: var(--tools-bg-input);
    border-radius: 10px;
    overflow: hidden;
}

.progress-custom .progress-bar {
    background: linear-gradient(90deg, var(--tools-accent), #a78bfa);
    width: 0%;
    transition: width 0.3s ease;
}

.progress {
    background: var(--tools-bg-input);
    border-radius: 10px;
}

.progress-bar {
    background: linear-gradient(90deg, var(--tools-accent), #a78bfa);
}

/* ===== Spinner ===== */
.spinner-border {
    color: var(--tools-accent);
}

/* ===== Additional Utility Classes ===== */
.filename-truncate {
    max-width: 200px;
}

.preview-container {
    background: var(--tools-bg-elevated);
}

.preview-image-large {
    max-height: 400px;
}

/* ===== PDF Canvas Preview ===== */
#pdf-canvas {
    max-width: 100%;
    max-height: 400px;
    border: 1px solid var(--tools-border);
    background: white;
}

#preview-container {
    background: var(--tools-bg-input);
    border-radius: 12px;
    overflow: hidden;
}

/* ===== Watermark Overlay ===== */
.watermark-text,
#watermark-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Helvetica', Arial, sans-serif;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 2px;
    pointer-events: none;
    white-space: nowrap;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.2s ease;
    z-index: 10;
}

.format-select {
    min-width: 100px;
    background: var(--tools-bg-input) !important;
    border: 1px solid var(--tools-border) !important;
    color: var(--tools-text) !important;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    font-weight: 500;
}

.format-select:focus {
    border-color: var(--tools-accent) !important;
    box-shadow: 0 0 0 3px var(--tools-accent-glow) !important;
}

.format-select option {
    background: var(--tools-bg-elevated);
    color: var(--tools-text);
}

.file-size-badge {
    font-size: 0.7rem;
    background: var(--tools-bg-input) !important;
    color: var(--tools-text-muted) !important;
}

.remove-file-btn {
    width: 26px;
    height: 26px;
    line-height: 1;
    font-size: 1rem;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(239, 68, 68, 0.9) !important;
    backdrop-filter: blur(4px);
}

/* ===== Stat Box (Word Counter) ===== */
.stat-box {
    background: var(--tools-bg-elevated);
    border-radius: 12px;
    padding: 1rem;
    border: 1px solid var(--tools-border);
}

/* ===== Textarea Resize ===== */
.textarea-resize {
    resize: vertical;
    min-height: 200px;
}

/* ===== Object Fit ===== */
.object-fit-cover {
    object-fit: cover;
}

/* ===== Table Light Override ===== */
.table-light {
    background: var(--tools-bg-elevated) !important;
}

.table-light th {
    background: var(--tools-bg-elevated) !important;
    color: var(--tools-text-muted);
}

/* =====================================================
   INDIVIDUAL TOOL PAGE COMPONENTS
   Clean, modern styling for each tool page
   ===================================================== */

/* ===== Tool Page Card ===== */
.tool-page-card {
    background: rgba(22, 21, 29, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

/* ===== Tool Page Header (Spacious & Clean) ===== */
.tool-page-header {
    text-align: center;
    padding: 3rem 2rem 2rem; /* Reduced padding to prevent crowding */
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02) 0%, transparent 100%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tool-page-header h1 {
    color: #fff;
    font-size: 2rem; /* Slightly smaller title */
    font-weight: 800;
    margin: 1.25rem 0 0.75rem;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.tool-page-header .tool-icon {
    width: 80px; /* Slightly larger icon */
    height: 80px;
    border-radius: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto;
    box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1;
}

.tool-icon.pdf {
    background: linear-gradient(135deg, #ef4444, #b91c1c);
    box-shadow: 0 10px 30px -5px rgba(239, 68, 68, 0.4);
}

.tool-icon.image {
    background: linear-gradient(135deg, #6366f1, #4338ca);
    box-shadow: 0 10px 30px -5px rgba(99, 102, 241, 0.4);
}

.tool-icon.developer {
    background: linear-gradient(135deg, #8b5cf6, #6d28d9);
    box-shadow: 0 10px 30px -5px rgba(139, 92, 246, 0.4);
}

.tool-privacy-note {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.2rem;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.15);
    border-radius: 100px;
    color: #34d399;
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 0.5rem;
}

.tool-privacy-note i {
    font-size: 1rem;
}

.tool-privacy-note span {
    color: rgba(255, 255, 255, 0.9);
}

/* ===== Tool Page Body ===== */
.tool-page-body {
    padding: 2rem;
}

/* ===== Tool Page Footer ===== */
.tool-page-footer {
    padding: 1.5rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(0, 0, 0, 0.1);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
}

.back-link:hover {
    color: var(--tools-accent);
    background: rgba(255, 255, 255, 0.05);
}

.back-link i {
    transition: transform 0.3s ease;
}

.back-link:hover i {
    transform: translateX(-4px);
}

/* ===== Upload Zone ===== */
.upload-zone {
    background: linear-gradient(135deg, rgba(30, 29, 45, 0.5), rgba(22, 21, 35, 0.7));
    border: 2px dashed rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    padding: 3.5rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s ease;
    position: relative;
    margin-bottom: 1.5rem;
}

.upload-zone::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 18px;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.upload-zone:hover {
    border-color: var(--tools-accent);
    background: linear-gradient(135deg, rgba(40, 39, 60, 0.6), rgba(30, 29, 45, 0.8));
    transform: translateY(-4px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

.upload-zone:hover::before {
    opacity: 1;
}

.upload-zone i {
    color: var(--tools-accent);
    margin-bottom: 1rem;
    transition: transform 0.4s ease;
}

.upload-zone:hover i {
    transform: scale(1.15);
}

.upload-zone h5 {
    color: #fff;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.upload-zone p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    margin: 0;
}

/* ===== Tool Buttons ===== */
.btn-tool-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 1.75rem;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
}

.btn-tool-primary:hover {
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.45);
}

.btn-tool-primary.full-width {
    width: 100%;
}

.btn-tool-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.btn-tool-secondary:hover {
    background: linear-gradient(135deg, #0284c7, #0369a1);
    transform: translateY(-2px);
}

.btn-tool-success {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: linear-gradient(135deg, #10b981, #059669);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.btn-tool-success:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-2px);
}

.btn-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--tools-accent);
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

/* ===== Tool Actions ===== */
.tool-actions {
    margin-top: 1.5rem;
}

/* ===== File List ===== */
.file-list-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.file-list-header h5 {
    color: #fff;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
}

.file-count-badge {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 400;
}

.file-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* ===== File Info Bar ===== */
.file-info-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.12), rgba(16, 185, 129, 0.05));
    border: 1px solid rgba(16, 185, 129, 0.25);
    border-radius: 14px;
    margin-bottom: 1.5rem;
}

.file-info-icon {
    width: 40px;
    height: 40px;
    background: var(--tools-success);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
}

.file-info-name {
    flex: 1;
    color: #fff;
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-info-badge {
    padding: 0.35rem 0.85rem;
    background: var(--tools-success);
    color: white;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* ===== Split Options ===== */
.split-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.split-option-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 1.75rem;
    text-align: center;
    transition: all 0.3s ease;
}

.split-option-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
}

.split-option-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.4rem;
    color: white;
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.3);
}

.split-option-icon.secondary {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.3);
}

.split-option-card h5 {
    color: #fff;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.split-option-card p {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.range-input-group {
    display: flex;
    gap: 0.5rem;
}

.range-input-group .form-control {
    flex: 1;
}

/* ===== Password Generator Specific ===== */
.password-output-group {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.password-display {
    flex: 1;
    min-width: 200px;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 1.4rem;
    letter-spacing: 2px;
    text-align: center;
    padding: 1rem 1.25rem;
    background: var(--tools-bg-input);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    color: #a78bfa;
    text-shadow: 0 0 20px rgba(167, 139, 250, 0.4);
}

.password-display:focus {
    border-color: var(--tools-accent);
    outline: none;
    box-shadow: 0 0 0 4px var(--tools-accent-glow);
}

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

/* ===== Settings Panel ===== */
.settings-panel {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 1.5rem;
}

.settings-title {
    color: #fff;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.setting-item {
    margin-bottom: 1.5rem;
}

.setting-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.setting-value {
    color: var(--tools-accent);
    font-weight: 700;
    font-size: 1.1rem;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    margin: 0;
}

.checkbox-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.checkbox-item input[type="checkbox"] {
    margin: 0;
}

/* ===== QR Generator Specific ===== */
.qr-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.qr-input-section {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.qr-preview-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.qr-preview-box {
    width: 220px;
    height: 220px;
    background: white;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.qr-preview-box span {
    color: #999;
    font-size: 0.9rem;
}

.color-pickers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.color-picker-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.color-picker-item .form-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.color-picker-item .form-control-color {
    width: 100%;
    height: 44px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* ===== Responsive for Tool Pages ===== */
@media (max-width: 991px) {
    .qr-layout {
        grid-template-columns: 1fr;
    }
    
    .qr-preview-section {
        order: -1;
    }
}

@media (max-width: 767px) {
    .tool-page-header {
        padding: 2rem 1.5rem 1.25rem;
    }
    
    .tool-page-header h1 {
        font-size: 1.5rem;
    }
    
    .tool-page-body {
        padding: 1.5rem;
    }
    
    .upload-zone {
        padding: 2.5rem 1.5rem;
    }
    
    .password-output-group {
        flex-direction: column;
    }
    
    .password-display {
        font-size: 1.1rem;
        letter-spacing: 1px;
    }
    
    .password-actions {
        justify-content: stretch;
    }
    
    .password-actions .btn-tool-primary {
        flex: 1;
    }
    
    .checkbox-grid {
        grid-template-columns: 1fr;
    }
    
    .split-options {
        grid-template-columns: 1fr;
    }
    
    .range-input-group {
        flex-direction: column;
    }
}

/* =====================================================
   ADDITIONAL TOOL PAGE COMPONENTS
   ===================================================== */

/* ===== Rotate PDF Page Grid ===== */
.pages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.rotate-bulk-actions {
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
}

/* ===== Watermark PDF Layout ===== */
.watermark-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 2rem;
    align-items: start;
}

.watermark-settings {
    position: sticky;
    top: 1rem;
}

.watermark-preview {
    display: flex;
    flex-direction: column;
}

.preview-panel {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    overflow: hidden;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

.page-badge {
    padding: 0.25rem 0.75rem;
    background: var(--tools-accent);
    color: white;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
}

.preview-canvas-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 450px;
    padding: 1.5rem;
}

.preview-canvas-container canvas {
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.watermark-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    font-size: 3rem;
    font-weight: 700;
    opacity: 0.5;
    pointer-events: none;
    white-space: nowrap;
    color: #ff0000;
}

/* ===== Processing Indicator ===== */
.processing-indicator {
    text-align: center;
    padding: 3rem 2rem;
}

.processing-indicator .spinner-border {
    width: 3rem;
    height: 3rem;
    margin-bottom: 1rem;
}

.processing-indicator h5 {
    color: #fff;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.progress-wrapper {
    max-width: 400px;
    margin: 0 auto;
}

.progress {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.progress-bar {
    background: linear-gradient(90deg, var(--tools-accent), #8b5cf6);
    transition: width 0.3s ease;
}

/* ===== Converted Pages Grid ===== */
.converted-pages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
}

/* ===== Image Preview Grid ===== */
.image-preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

/* ===== Compression Controls ===== */
.compression-controls {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    margin-bottom: 1.5rem;
}

.compression-slider-group {
    flex: 1;
}

.compression-slider-group label {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: block;
}

.slider-container {
    max-width: 300px;
}

.slider-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 0.25rem;
}

/* ===== Results Table ===== */
.results-table-wrapper {
    overflow-x: auto;
    margin-bottom: 1.5rem;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
}

.results-table thead {
    background: rgba(255, 255, 255, 0.05);
}

.results-table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.results-table td {
    padding: 1rem;
    color: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.results-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* ===== Resize Layout ===== */
.resize-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2rem;
    align-items: start;
}

.resize-preview {
    display: flex;
    flex-direction: column;
}

.preview-image-display {
    max-width: 100%;
    max-height: 400px;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.original-dims {
    margin-top: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.resize-settings {
    position: sticky;
    top: 1rem;
}

/* ===== Converter Controls ===== */
.converter-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.converter-controls h5 {
    color: #fff;
    font-weight: 600;
    margin: 0;
}

.converter-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.format-select {
    padding: 0.75rem 1rem;
    background: var(--tools-bg-input);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: #fff;
    font-weight: 500;
    min-width: 100px;
}

.format-select:focus {
    border-color: var(--tools-accent);
    outline: none;
    box-shadow: 0 0 0 3px var(--tools-accent-glow);
}

/* ===== JSON Editor ===== */
.json-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    text-align: left;
    padding: 2rem;
}

.json-header-content {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.json-header-content .tool-icon {
    width: 56px;
    height: 56px;
    font-size: 1.4rem;
}

.json-header-text h1 {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
}

.json-header-text .tool-privacy-note {
    margin: 0;
}

.json-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.btn-icon.danger {
    color: #ef4444;
}

.btn-icon.danger:hover {
    background: #ef4444;
    border-color: #ef4444;
    color: white;
}

.json-editor-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.json-panel {
    display: flex;
    flex-direction: column;
}

.json-panel:first-child {
    border-right: 1px solid rgba(255, 255, 255, 0.05);
}

.json-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    font-weight: 600;
}

.copy-link {
    background: none;
    border: none;
    color: var(--tools-accent);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.copy-link:hover {
    color: #8b5cf6;
}

.json-textarea {
    flex: 1;
    min-height: 450px;
    padding: 1rem;
    background: transparent;
    border: none;
    color: #e2e8f0;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    resize: none;
}

.json-textarea:focus {
    outline: none;
}

.json-textarea::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

/* ===== Word Counter ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 1.5rem 1rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-4px);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-value.text-primary {
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-value.text-success {
    background: linear-gradient(135deg, #10b981, #059669);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-value.text-info {
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-value.text-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.text-input-wrapper {
    margin-bottom: 1.5rem;
}

.text-input-area {
    width: 100%;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    color: #fff;
    font-size: 1rem;
    line-height: 1.7;
    resize: vertical;
    min-height: 300px;
    transition: all 0.3s ease;
}

.text-input-area:focus {
    outline: none;
    border-color: var(--tools-accent);
    box-shadow: 0 0 0 3px var(--tools-accent-glow);
}

.text-input-area::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.counter-actions {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
}

/* ===== Additional Responsive Styles ===== */
@media (max-width: 991px) {
    .watermark-layout,
    .resize-layout {
        grid-template-columns: 1fr;
    }
    
    .watermark-preview {
        order: -1;
    }
    
    .resize-settings {
        position: static;
    }
    
    .json-editor-body {
        grid-template-columns: 1fr;
    }
    
    .json-panel:first-child {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .json-textarea {
        min-height: 280px;
    }
}

@media (max-width: 767px) {
    .compression-controls {
        flex-direction: column;
        text-align: center;
    }
    
    .slider-container {
        max-width: 100%;
    }
    
    .converter-controls {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    
    .converter-actions {
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-value {
        font-size: 1.75rem;
    }
    
    .counter-actions {
        flex-direction: column;
    }
    
    .counter-actions button {
        width: 100%;
    }
    
    .json-header {
        flex-direction: column;
        text-align: center;
    }
    
    .json-header-content {
        flex-direction: column;
    }
    
    .json-actions {
        width: 100%;
        justify-content: center;
    }
    
    .rotate-bulk-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .file-info-bar {
        flex-wrap: wrap;
    }
}

/* ===== Search & Filters ===== */
.search-wrapper .input-group-text {
    background-color: var(--tools-bg-input) !important;
    border-color: var(--tools-border) !important;
    color: var(--tools-text-muted) !important;
}

.search-wrapper .form-control {
    background-color: var(--tools-bg-input) !important;
    border-color: var(--tools-border) !important;
    color: var(--tools-text-bright) !important;
}

.search-wrapper .form-control:focus {
    background-color: var(--tools-bg-elevated) !important;
    border-color: var(--tools-accent) !important;
    box-shadow: 0 0 0 4px var(--tools-accent-glow) !important;
}

.tools-nav-pills .nav-link {
    color: var(--tools-text-muted);
    background: var(--tools-bg-elevated);
    border: 1px solid var(--tools-border);
    border-radius: 50px;
    padding: 0.6rem 1.5rem;
    margin-right: 0.75rem;
    transition: all 0.3s ease;
    font-weight: 500;
}

.tools-nav-pills .nav-link:hover {
    color: var(--tools-text-bright);
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.2);
}

.tools-nav-pills .nav-link.active {
    background: linear-gradient(135deg, var(--tools-accent), #8b5cf6);
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 15px var(--tools-accent-glow);
}

.filters-scroll-container {
    overflow-x: auto;
    padding-bottom: 0.5rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.2) transparent;
}

.filters-scroll-container::-webkit-scrollbar {
    height: 4px;
}

.filters-scroll-container::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

.filters-scroll-container::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

.filters-scroll-container::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ===== Security Banner (2025 Professional) ===== */
.security-banner {
    position: relative;
    /* Deep, neutral dark background to avoid "dirty" color mixing */
    background: linear-gradient(180deg, rgba(20, 20, 25, 0.95) 0%, rgba(15, 15, 20, 0.98) 100%);
    border-radius: 24px;
    padding: 2.5rem 3rem;
    display: flex;
    align-items: center;
    gap: 3rem;
    overflow: hidden;
    margin-bottom: 3rem;
    box-shadow: 0 20px 50px -10px rgba(0, 0, 0, 0.6);
    /* Ultra-thin, crisp border */
    border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Top highlight line for "premium" feel */
.security-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.6), transparent);
}

/* Clean, soft ambient glow (Green) */
.security-banner::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.08) 0%, transparent 70%);
    filter: blur(60px);
    pointer-events: none;
}

.security-icon {
    width: 72px;
    height: 72px;
    /* Glassy but clean */
    background: rgba(16, 185, 129, 0.05);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #10b981;
    /* Crisp border ring */
    box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.2), 0 10px 25px -5px rgba(16, 185, 129, 0.15);
    flex-shrink: 0;
    position: relative;
    z-index: 2;
}

.security-content {
    flex: 1;
    position: relative;
    z-index: 2;
}

.security-content h4 {
    color: #fff;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-size: 1.6rem;
    letter-spacing: -0.02em;
}

.security-content p {
    color: rgba(255, 255, 255, 0.65); /* Clean grey, no tint */
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.6;
}

.security-badges {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.badge-secure {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: #e2e8f0;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.badge-secure:hover {
    background: rgba(16, 185, 129, 0.08);
    border-color: rgba(16, 185, 129, 0.3);
    color: #fff;
    transform: translateY(-1px);
}

.badge-secure i {
    color: #10b981;
}

@media (max-width: 991px) {
    .security-banner {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
        padding: 2rem;
    }
    
    .security-banner::after {
        top: 0;
        right: 0;
        left: 0;
        width: 100%;
        height: 100%;
        opacity: 0.5;
    }
    
    .security-badges {
        justify-content: center;
        width: 100%;
    }
}

@media (max-width: 767px) {
    .security-banner {
        padding: 1.5rem;
        gap: 1.25rem;
        border-radius: 20px;
        margin-bottom: 2rem;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .security-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        border-radius: 16px;
        margin-bottom: 0.25rem;
    }

    .security-content h4 {
        font-size: 1.35rem;
        margin-bottom: 0.5rem;
    }

    .security-content p {
        font-size: 0.95rem;
        line-height: 1.5;
        max-width: 280px;
        margin: 0 auto;
    }
    
    .security-badges {
        gap: 0.75rem;
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        margin-top: 0.5rem;
    }

    .badge-secure {
        width: auto;
        justify-content: center;
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
        flex: 0 1 auto;
    }
}