/* ==============================
   ToolsForDevs - Glassmorphism Theme
   Blue/Cyan Aurora Design System
   ============================== */

/* ==============================
   1. CSS Variables - Light Mode
   ============================== */
:root {
    /* === Blue/Cyan Aurora Palette === */
    --primary-color: #0ea5e9 !important;
    --primary-hover: #0284c7 !important;
    --primary-light: #e0f2fe !important;
    --primary-gradient: linear-gradient(135deg, #0ea5e9, #06b6d4, #14b8a6);
    --accent-cyan: #06b6d4;
    --accent-teal: #14b8a6;
    --success-color: #10b981 !important;
    --success-light: #d1fae5 !important;
    --danger-color: #ef4444 !important;
    --warning-color: #f59e0b !important;
    --info-color: #06b6d4 !important;

    /* === Surface Colors === */
    --bg-base: #eef6fc;
    --bg-main: #eef6fc !important;
    --bg-surface: rgba(255, 255, 255, 0.7);
    --bg-surface-solid: #ffffff;
    --bg-surface-hover: rgba(241, 245, 249, 0.8);
    --border-color: rgba(14, 165, 233, 0.12) !important;
    --border-glass: rgba(255, 255, 255, 0.45);

    /* === Text Colors === */
    --text-primary: #0c1222 !important;
    --text-secondary: #475569 !important;

    /* === Glass Properties === */
    --glass-bg: rgba(255, 255, 255, 0.55);
    --glass-bg-heavy: rgba(255, 255, 255, 0.78);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-blur: 16px;
    --glass-blur-heavy: 24px;
    --glass-shadow: 0 8px 32px rgba(14, 165, 233, 0.07);

    /* === Shadows & Radii === */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
    --shadow-md: 0 4px 16px rgba(14, 165, 233, 0.08) !important;
    --shadow-lg: 0 12px 40px rgba(14, 165, 233, 0.12) !important;
    --shadow-glow: 0 0 24px rgba(6, 182, 212, 0.25);
    --radius-sm: 8px !important;
    --radius-md: 12px !important;
    --radius-lg: 20px !important;
    --radius-xl: 24px;

    /* === Typography === */
    --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif !important;
    --font-mono: 'Fira Code', 'JetBrains Mono', monospace !important;

    /* === Layout === */
    --sidebar-width: 272px;
    --topnav-height: 64px;

    /* === Transitions === */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ==============================
   2. CSS Variables - Dark Mode
   ============================== */
body.theme-dark {
    --bg-base: #0c1222;
    --bg-main: #0c1222 !important;
    --bg-surface: rgba(15, 23, 42, 0.65);
    --bg-surface-solid: #0f172a;
    --bg-surface-hover: rgba(30, 41, 59, 0.75);
    --border-color: rgba(6, 182, 212, 0.10) !important;
    --border-glass: rgba(255, 255, 255, 0.07);

    --text-primary: #f0f9ff !important;
    --text-secondary: #94a3b8 !important;

    --glass-bg: rgba(15, 23, 42, 0.55);
    --glass-bg-heavy: rgba(15, 23, 42, 0.82);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);

    --primary-light: rgba(14, 165, 233, 0.12) !important;
    --success-light: rgba(16, 185, 129, 0.12) !important;

    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2) !important;
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.3) !important;
    --shadow-glow: 0 0 24px rgba(6, 182, 212, 0.18);
}

/* ==============================
   3. Base Body & Aurora Background
   ============================== */
body {
    font-family: var(--font-sans) !important;
    background: var(--bg-base) !important;
    color: var(--text-primary) !important;
    line-height: 1.6;
    letter-spacing: -0.01em;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(ellipse 80% 50% at 15% 25%, rgba(14, 165, 233, 0.09) 0%, transparent 70%),
        radial-gradient(ellipse 60% 70% at 85% 75%, rgba(6, 182, 212, 0.07) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 50% 50%, rgba(20, 184, 166, 0.05) 0%, transparent 70%);
    animation: auroraShift 25s ease-in-out infinite alternate;
}

body.theme-dark::before {
    background:
        radial-gradient(ellipse 80% 50% at 15% 25%, rgba(14, 165, 233, 0.14) 0%, transparent 70%),
        radial-gradient(ellipse 60% 70% at 85% 75%, rgba(6, 182, 212, 0.10) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 50% 50%, rgba(20, 184, 166, 0.07) 0%, transparent 70%);
}

@keyframes auroraShift {
    0% { opacity: 0.7; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.02); }
    100% { opacity: 0.7; transform: scale(1); }
}

/* ==============================
   4. Glass Utility Classes
   ============================== */
.glass {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    box-shadow: var(--glass-shadow) !important;
}

.glass-heavy {
    background: var(--glass-bg-heavy) !important;
    backdrop-filter: blur(var(--glass-blur-heavy)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy)) !important;
    border: 1px solid var(--glass-border) !important;
    box-shadow: var(--glass-shadow) !important;
}

.glass-card {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--glass-shadow) !important;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast) !important;
}

.glass-card:hover {
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-lg) !important;
}

.glass-pill {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: 9999px !important;
    padding: 0.5rem 1rem !important;
}

.glow-accent {
    box-shadow: var(--shadow-glow) !important;
}

/* Aurora gradient text */
.text-gradient-aurora {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Floating aurora orbs */
.aurora-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.3;
    pointer-events: none;
    z-index: 0;
}

.aurora-orb-1 {
    width: 300px;
    height: 300px;
    background: #0ea5e9;
    top: -10%;
    right: -5%;
    animation: floatOrb 8s ease-in-out infinite;
}

.aurora-orb-2 {
    width: 200px;
    height: 200px;
    background: #06b6d4;
    bottom: -10%;
    left: -5%;
    animation: floatOrb 12s ease-in-out infinite reverse;
}

.aurora-orb-3 {
    width: 150px;
    height: 150px;
    background: #14b8a6;
    top: 50%;
    left: 50%;
    animation: floatOrb 10s ease-in-out infinite 2s;
}

@keyframes floatOrb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

/* ==============================
   5. Typography
   ============================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700 !important;
    letter-spacing: -0.025em;
    color: var(--text-primary) !important;
}

/* ==============================
   6. Top Navigation Bar
   ============================== */
.topnav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--topnav-height);
    z-index: 1100;
    border-bottom: 1px solid var(--glass-border);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
}

.topnav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    gap: 1.5rem;
}

.topnav-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    flex-shrink: 0;
    cursor: pointer;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.topnav-brand:hover {
    opacity: 0.85;
}

.topnav-brand i {
    font-size: 1.4rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-accent {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Search */
.topnav-search {
    flex: 1;
    max-width: 480px;
    position: relative;
    display: flex;
    align-items: center;
}

.topnav-search-input {
    width: 100%;
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    padding: 0.55rem 1rem 0.55rem 2.5rem !important;
    color: var(--text-primary) !important;
    font-family: var(--font-sans) !important;
    font-size: 0.88rem;
    transition: all var(--transition-fast);
    outline: none;
}

.topnav-search-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.topnav-search-input:focus {
    background: var(--bg-surface-solid) !important;
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.12) !important;
}

.topnav-search-icon {
    position: absolute;
    left: 0.85rem;
    color: var(--text-secondary);
    font-size: 0.85rem;
    pointer-events: none;
    opacity: 0.6;
}

.topnav-search-kbd {
    position: absolute;
    right: 0.75rem;
    background: var(--bg-surface-hover) !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: 5px !important;
    padding: 0.15rem 0.45rem !important;
    font-size: 0.65rem !important;
    font-family: var(--font-mono) !important;
    box-shadow: none !important;
    pointer-events: none;
    letter-spacing: 0 !important;
    min-width: auto !important;
}

/* Action Buttons */
.topnav-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

.topnav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    padding: 0 !important;
    color: var(--text-primary) !important;
    font-size: 1.05rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: 9999px !important;
}

.topnav-btn:hover {
    color: var(--accent-cyan) !important;
    box-shadow: var(--shadow-glow) !important;
    transform: scale(1.08);
    border-color: rgba(6, 182, 212, 0.25) !important;
}

/* Extension Download Button */
.topnav-ext-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.4rem 1rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff !important;
    background: linear-gradient(135deg, #0ea5e9, #6366f1) !important;
    border: none !important;
    border-radius: 9999px;
    text-decoration: none !important;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(14, 165, 233, 0.35);
}

.topnav-ext-btn:hover {
    transform: scale(1.06);
    box-shadow: 0 4px 16px rgba(14, 165, 233, 0.5);
    color: #fff !important;
}

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

@media (max-width: 575.98px) {
    .ext-btn-text {
        display: none;
    }
    .topnav-ext-btn {
        width: 38px;
        height: 38px;
        padding: 0;
        justify-content: center;
        border-radius: 9999px;
    }
    .topnav-ext-btn .me-1 {
        margin-right: 0 !important;
    }
}

/* ==============================
   7. Sidebar - Glassmorphic
   ============================== */
.sidebar {
    background: var(--glass-bg-heavy) !important;
    backdrop-filter: blur(var(--glass-blur-heavy)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy)) !important;
    border-right: 1px solid var(--glass-border) !important;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.04) !important;
    width: var(--sidebar-width) !important;
    max-width: var(--sidebar-width) !important;
    min-width: var(--sidebar-width) !important;
    position: fixed !important;
    top: var(--topnav-height) !important;
    left: 0 !important;
    height: calc(100vh - var(--topnav-height)) !important;
    z-index: 1000;
    transition: transform var(--transition-base), opacity var(--transition-base);
}

body.sidebar-collapsed .sidebar {
    transform: translateX(-100%);
    opacity: 0;
    pointer-events: none;
}

.sidebar-header {
    background: transparent !important;
    border-bottom: 1px solid var(--glass-border) !important;
    padding: 1rem 1.25rem !important;
}

.sidebar-header h2,
.sidebar-header p {
    display: none !important;
}

.sidebar-header .d-flex {
    display: none !important;
}

/* Hide sidebar search - now in topnav */
#sidebarSearch {
    display: none !important;
}

.sidebar-sticky {
    padding-right: 0 !important;
}

.sidebar-sticky::-webkit-scrollbar {
    width: 4px;
}

.sidebar-sticky::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar-sticky::-webkit-scrollbar-thumb {
    background: rgba(14, 165, 233, 0.15) !important;
    border-radius: 4px;
}

.sidebar-sticky::-webkit-scrollbar-thumb:hover {
    background: rgba(14, 165, 233, 0.3) !important;
}

/* Sidebar Accordion */
.sidebar .accordion-item {
    border: none !important;
    background: transparent !important;
    margin-bottom: 0.15rem !important;
    border-radius: 0 !important;
}

.sidebar .accordion-button {
    background: transparent !important;
    color: var(--text-primary) !important;
    border: none !important;
    box-shadow: none !important;
    font-weight: 600 !important;
    padding: 0.8rem 1.25rem !important;
    border-radius: var(--radius-sm) !important;
    font-size: 0.88rem !important;
    transition: all var(--transition-fast) !important;
    margin: 0 0.5rem !important;
}

.sidebar .accordion-button:hover {
    background: var(--glass-bg) !important;
    transform: none !important;
    text-shadow: none !important;
    color: var(--text-primary) !important;
}

.sidebar .accordion-button:not(.collapsed) {
    color: var(--primary-color) !important;
    background: rgba(14, 165, 233, 0.06) !important;
    box-shadow: none !important;
}

.sidebar .accordion-button::after {
    filter: none;
    opacity: 0.5;
}

body.theme-dark .sidebar .accordion-button::after {
    filter: invert(1);
    opacity: 0.4;
}

.sidebar .accordion-button:focus {
    box-shadow: none !important;
    border-color: transparent !important;
}

.sidebar .accordion-body {
    padding: 0.2rem 0 !important;
    background: transparent !important;
}

/* Sidebar Nav Links */
.sidebar .nav-link,
.sidebar .nav-link.hover-highlight {
    background: transparent !important;
    color: var(--text-secondary) !important;
    font-weight: 500 !important;
    padding: 0.45rem 1rem 0.45rem 1.25rem !important;
    margin: 0.08rem 0.75rem !important;
    border-radius: var(--radius-sm) !important;
    border: none !important;
    box-shadow: none !important;
    transform: none !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.65rem !important;
    white-space: nowrap !important;
    transition: all var(--transition-fast) !important;
    font-size: 0.87rem !important;
    border-left: none !important;
}

.sidebar .nav-link i,
.sidebar .nav-link.hover-highlight i {
    color: var(--text-secondary) !important;
    opacity: 0.55;
    margin: 0 !important;
    font-size: 1rem !important;
    transition: color var(--transition-fast), opacity var(--transition-fast);
    transform: none !important;
}

.sidebar .nav-link:hover,
.sidebar .nav-link.hover-highlight:hover {
    background: var(--glass-bg) !important;
    color: var(--text-primary) !important;
    transform: translateX(3px) !important;
    box-shadow: none !important;
}

.sidebar .nav-link:hover i,
.sidebar .nav-link.hover-highlight:hover i {
    color: var(--accent-cyan) !important;
    opacity: 1;
    transform: none !important;
}

/* Active tool - cyan glow indicator */
.sidebar .nav-link.active,
.sidebar .nav-link.hover-highlight.active {
    background: rgba(14, 165, 233, 0.10) !important;
    color: var(--primary-color) !important;
    font-weight: 600 !important;
    box-shadow: inset 3px 0 0 var(--accent-cyan) !important;
    border-radius: var(--radius-sm) !important;
}

.sidebar .nav-link.active i,
.sidebar .nav-link.hover-highlight.active i {
    color: var(--accent-cyan) !important;
    opacity: 1;
}

/* ==============================
   8. Main Content Layout
   ============================== */
main.main-content {
    background: transparent !important;
    padding-top: calc(var(--topnav-height) + 1.5rem) !important;
    padding-left: 2.5rem !important;
    padding-right: 2.5rem !important;
}

@media (min-width: 768px) {
    main.main-content,
    main {
        margin-left: var(--sidebar-width) !important;
    }

    body.sidebar-collapsed main.main-content,
    body.sidebar-collapsed main {
        margin-left: 0 !important;
    }
}

/* ==============================
   9. Hero Banner - Glassmorphic
   ============================== */
.hero-banner {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-xl) !important;
    padding: 3rem 2.5rem !important;
    box-shadow: var(--glass-shadow) !important;
    position: relative;
    overflow: hidden;
    color: var(--text-primary) !important;
    animation: none !important;
}

.hero-banner::before,
.hero-banner::after {
    display: none !important;
}

.hero-banner h1 {
    font-weight: 800 !important;
    letter-spacing: -0.04em !important;
    color: var(--text-primary) !important;
    text-shadow: none !important;
}

.hero-banner h1 i {
    animation: none !important;
}

.hero-banner p,
.hero-banner .lead {
    color: var(--text-secondary) !important;
    font-size: 1.05rem;
}

/* Feature badges */
.feature-badges .badge {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    border: 1px solid var(--glass-border) !important;
    color: var(--text-primary) !important;
    border-radius: 9999px !important;
    font-weight: 500 !important;
    padding: 0.5rem 1rem !important;
    font-size: 0.85rem !important;
    box-shadow: var(--shadow-sm) !important;
    transition: all var(--transition-fast) !important;
}

.feature-badges .badge i {
    color: var(--accent-cyan);
}

.feature-badges .badge:hover {
    transform: translateY(-2px) !important;
    box-shadow: var(--shadow-glow), var(--shadow-sm) !important;
}

/* ==============================
   10. Utility Sections
   ============================== */
.utility-section {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    box-shadow: var(--glass-shadow) !important;
    border-radius: var(--radius-xl) !important;
    padding: 2.5rem !important;
}

.utility-section h2 {
    font-size: 1.5rem !important;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.utility-section h2 i {
    color: var(--accent-cyan);
}

/* ==============================
   11. Form Controls
   ============================== */
.form-label {
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    font-size: 0.9rem;
    margin-bottom: 0.5rem !important;
}

.form-control, .form-select {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    border: 1px solid var(--glass-border) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-md) !important;
    padding: 0.75rem 1rem !important;
    box-shadow: var(--shadow-sm) !important;
    font-family: var(--font-mono) !important;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast) !important;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.12), var(--shadow-glow) !important;
    background: var(--bg-surface-solid) !important;
}

.form-control::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
    font-family: var(--font-sans);
}

.form-check-input {
    border-color: var(--border-color) !important;
}

.form-check-input:checked {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
}

/* ==============================
   12. Buttons
   ============================== */
.btn {
    border-radius: var(--radius-md) !important;
    font-weight: 600 !important;
    padding: 0.6rem 1.25rem !important;
    transition: all var(--transition-fast) !important;
    font-family: var(--font-sans) !important;
    border: none !important;
    box-shadow: var(--shadow-sm) !important;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: var(--primary-gradient) !important;
    color: #fff !important;
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow), var(--shadow-md) !important;
    transform: translateY(-1px) !important;
    filter: brightness(1.08);
}

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

.btn-success:hover {
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.25), var(--shadow-md) !important;
    transform: translateY(-1px) !important;
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706) !important;
    color: #fff !important;
}

.btn-warning:hover {
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.25), var(--shadow-md) !important;
    transform: translateY(-1px) !important;
}

.btn-info {
    background: linear-gradient(135deg, #06b6d4, #0891b2) !important;
    color: #fff !important;
}

.btn-info:hover {
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.25), var(--shadow-md) !important;
    transform: translateY(-1px) !important;
}

.btn-outline-primary {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    border: 1px solid var(--primary-color) !important;
    color: var(--primary-color) !important;
    box-shadow: none !important;
}

.btn-outline-primary:hover {
    background: rgba(14, 165, 233, 0.08) !important;
    box-shadow: var(--shadow-glow) !important;
    color: var(--primary-color) !important;
}

.btn-outline-secondary {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    border: 1px solid var(--glass-border) !important;
    color: var(--text-secondary) !important;
    box-shadow: none !important;
}

.btn-outline-secondary:hover {
    color: var(--text-primary) !important;
    border-color: var(--primary-color) !important;
    background: rgba(14, 165, 233, 0.05) !important;
}

.btn:active {
    transform: translateY(0) !important;
}

.btn:disabled {
    opacity: 0.5 !important;
}

/* ==============================
   13. Result Box
   ============================== */
.result-box {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    padding: 1.25rem !important;
    box-shadow: var(--shadow-sm) !important;
    position: relative;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast) !important;
    color: var(--text-primary) !important;
}

.result-box:hover {
    border-color: rgba(14, 165, 233, 0.2) !important;
    box-shadow: var(--shadow-md) !important;
}

.result-box.success {
    border-color: rgba(16, 185, 129, 0.3) !important;
    border-left: 4px solid var(--success-color) !important;
}

.result-box.error {
    border-color: rgba(239, 68, 68, 0.3) !important;
    border-left: 4px solid var(--danger-color) !important;
}

.result-box.warning {
    border-color: rgba(245, 158, 11, 0.3) !important;
    border-left: 4px solid var(--warning-color) !important;
}

/* Code blocks */
pre, code, .result-box pre, .result-box code, .hljs, pre.hljs, #pojoCode, #xmlCode {
    font-family: var(--font-mono) !important;
    font-size: 0.88rem !important;
    background: var(--bg-base) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--text-primary) !important;
    padding: 1rem !important;
}

/* Copy button */
.copy-btn {
    background: rgba(15, 23, 42, 0.75) !important;
    color: #fff !important;
    border-radius: var(--radius-sm) !important;
    padding: 0.35rem 0.75rem !important;
    font-size: 0.75rem !important;
    font-family: var(--font-sans) !important;
    font-weight: 500 !important;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: var(--shadow-sm) !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    transition: all var(--transition-fast) !important;
}

.copy-btn:hover {
    background: rgba(15, 23, 42, 0.9) !important;
    transform: none !important;
    box-shadow: var(--shadow-md) !important;
}

body.theme-dark .copy-btn {
    background: rgba(51, 65, 85, 0.8) !important;
}

body.theme-dark .copy-btn:hover {
    background: rgba(71, 85, 105, 0.9) !important;
}

/* ==============================
   14. Alerts & Notifications
   ============================== */
.alert {
    border-radius: var(--radius-md) !important;
    border: 1px solid var(--glass-border) !important;
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    box-shadow: var(--shadow-sm) !important;
    padding: 1rem 1.25rem !important;
    color: var(--text-primary) !important;
}

.alert-info {
    border-left: 4px solid var(--accent-cyan) !important;
    color: var(--text-primary) !important;
    background: var(--glass-bg) !important;
}

.alert-success {
    border-left: 4px solid var(--success-color) !important;
}

.alert-danger {
    border-left: 4px solid var(--danger-color) !important;
}

.alert-warning {
    border-left: 4px solid var(--warning-color) !important;
}

.alert-secondary {
    border-left: 4px solid var(--text-secondary) !important;
}

/* ==============================
   15. Utility Description
   ============================== */
.utility-description {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    border-left: 4px solid var(--accent-cyan) !important;
    border: 1px solid var(--glass-border) !important;
    border-left: 4px solid var(--accent-cyan) !important;
    color: var(--text-secondary) !important;
    border-radius: var(--radius-sm) !important;
    padding: 1rem 1.25rem !important;
    font-size: 0.95rem !important;
}

/* ==============================
   16. Accordion (FAQ, Security)
   ============================== */
.accordion-item {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    margin-bottom: 0.6rem !important;
    overflow: hidden !important;
    transition: all var(--transition-fast) !important;
}

.accordion-item:hover {
    box-shadow: var(--shadow-md) !important;
}

.accordion-button {
    background: transparent !important;
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    padding: 1.1rem 1.5rem !important;
    border: none !important;
    box-shadow: none !important;
    font-size: 0.95rem !important;
    transition: all var(--transition-fast) !important;
}

.accordion-button:not(.collapsed) {
    background: rgba(14, 165, 233, 0.06) !important;
    color: var(--primary-color) !important;
    box-shadow: none !important;
}

.accordion-button:focus {
    border-color: transparent !important;
    box-shadow: none !important;
}

.accordion-button::after {
    opacity: 0.5;
}

body.theme-dark .accordion-button::after {
    filter: invert(1);
    opacity: 0.4;
}

.accordion-body {
    background: transparent !important;
    color: var(--text-secondary) !important;
    padding: 1.5rem !important;
}

/* ==============================
   17. Keyboard Shortcuts & KBD
   ============================== */
kbd {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(4px) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--glass-border) !important;
    border-bottom: 2px solid var(--border-color) !important;
    box-shadow: none !important;
    font-family: var(--font-mono) !important;
    font-size: 0.78rem !important;
    border-radius: 5px !important;
    padding: 0.2rem 0.45rem !important;
    letter-spacing: 0 !important;
    min-width: auto !important;
    text-align: center !important;
}

kbd:hover {
    transform: none !important;
    box-shadow: none !important;
    background: var(--bg-surface-hover) !important;
}

/* Shortcut grid */
.shortcut-item {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    border-left: 4px solid var(--accent-cyan) !important;
    transition: all var(--transition-fast) !important;
}

.shortcut-item:hover {
    transform: translateX(4px) !important;
    box-shadow: var(--shadow-md) !important;
    background: var(--bg-surface-hover) !important;
}

.shortcut-desc {
    color: var(--text-secondary) !important;
}

.shortcut-card {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    transition: all var(--transition-fast) !important;
}

.shortcut-card:hover {
    transform: translateY(-3px) !important;
    box-shadow: var(--shadow-glow), var(--shadow-md) !important;
    border-color: rgba(6, 182, 212, 0.3) !important;
}

.shortcut-action {
    color: var(--text-secondary) !important;
}

.shortcut-key-large kbd {
    background: var(--primary-gradient) !important;
    color: #fff !important;
    border: none !important;
    border-bottom: none !important;
    padding: 0.55rem 1rem !important;
    font-size: 1rem !important;
    font-weight: 600 !important;
    box-shadow: var(--shadow-glow) !important;
    backdrop-filter: none !important;
}

/* ==============================
   18. Header Section (breadcrumb area)
   ============================== */
.header-section {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    box-shadow: var(--shadow-sm) !important;
    border-radius: var(--radius-lg) !important;
    padding: 0.75rem 1.25rem !important;
}

/* ==============================
   19. Offcanvas (Mobile Menu)
   ============================== */
.offcanvas {
    background: var(--glass-bg-heavy) !important;
    backdrop-filter: blur(var(--glass-blur-heavy)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy)) !important;
    border-right: 1px solid var(--glass-border) !important;
    color: var(--text-primary) !important;
}

.offcanvas-header {
    background: transparent !important;
    border-bottom: 1px solid var(--glass-border) !important;
}

.offcanvas-header .offcanvas-title {
    color: var(--text-primary) !important;
    font-weight: 700 !important;
}

.offcanvas-header .btn-close {
    filter: none !important;
    opacity: 0.6;
}

body.theme-dark .offcanvas-header .btn-close {
    filter: invert(1) !important;
}

.offcanvas .nav-link {
    color: var(--text-primary) !important;
    font-weight: 500 !important;
    border-radius: var(--radius-sm) !important;
    transition: all var(--transition-fast) !important;
    padding: 0.75rem 1.25rem !important;
}

.offcanvas .nav-link:hover {
    background: var(--glass-bg) !important;
    color: var(--primary-color) !important;
}

.offcanvas .accordion-item {
    border: none !important;
    background: transparent !important;
    backdrop-filter: none !important;
    margin-bottom: 0 !important;
    border-radius: 0 !important;
}

.offcanvas .accordion-button {
    background: transparent !important;
    color: var(--text-primary) !important;
    padding: 1rem 1.25rem !important;
    font-size: 0.95rem !important;
}

.offcanvas .accordion-button:not(.collapsed) {
    background: rgba(14, 165, 233, 0.06) !important;
    color: var(--primary-color) !important;
}

.offcanvas .accordion-body {
    padding: 0 !important;
}

/* ==============================
   20. Footer
   ============================== */
.footer-section {
    background: var(--glass-bg-heavy) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
    border-top: 1px solid var(--glass-border) !important;
    color: var(--text-secondary) !important;
    font-family: var(--font-sans) !important;
}

/* ==============================
   21. Modal
   ============================== */
.modal-content {
    background: var(--glass-bg-heavy) !important;
    backdrop-filter: blur(var(--glass-blur-heavy)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur-heavy)) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-lg) !important;
    color: var(--text-primary) !important;
}

.modal-header {
    border-bottom: 1px solid var(--glass-border) !important;
}

.modal-footer {
    border-top: 1px solid var(--glass-border) !important;
}

/* ==============================
   22. Toast
   ============================== */
.toast {
    background: var(--glass-bg-heavy) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: var(--shadow-lg) !important;
}

/* ==============================
   23. FAQ Content Boxes
   ============================== */
.faq-content-box {
    color: var(--text-primary) !important;
}

.faq-content-box p {
    color: var(--text-primary) !important;
}

.step-item {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    border-left: 4px solid transparent !important;
    transition: all var(--transition-fast) !important;
}

.step-item:hover {
    background: var(--bg-surface-hover) !important;
    border-left-color: var(--accent-cyan) !important;
    transform: translateX(4px) !important;
    box-shadow: var(--shadow-md) !important;
}

.step-number {
    background: var(--primary-gradient) !important;
    color: #fff !important;
    box-shadow: var(--shadow-glow) !important;
}

.step-content p {
    color: var(--text-primary) !important;
}

/* Theme options */
.theme-options li {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-left: 3px solid var(--accent-cyan) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-sm) !important;
}

.option-badge.light {
    background: linear-gradient(135deg, #f59e0b, #d97706) !important;
}

.option-badge.dark {
    background: linear-gradient(135deg, #334155, #1e293b) !important;
}

.option-badge.system {
    background: var(--primary-gradient) !important;
}

/* Feature highlight */
.feature-highlight {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-left: 4px solid var(--accent-cyan) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-sm) !important;
}

.feature-highlight.success {
    border-left-color: var(--success-color) !important;
}

/* Format badges */
.format-badge {
    background: var(--primary-gradient) !important;
    color: #fff !important;
    border-radius: var(--radius-sm) !important;
    font-size: 0.8rem !important;
}

/* Feature list */
.feature-list li {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-left: 3px solid var(--success-color) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-sm) !important;
}

.feature-list i {
    color: var(--success-color) !important;
}

/* Security items */
.security-banner {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    border: 2px solid var(--success-color) !important;
    border-radius: var(--radius-md) !important;
}

.security-banner i {
    color: var(--success-color) !important;
}

.security-banner strong {
    color: var(--text-primary) !important;
}

.security-banner p {
    color: var(--text-secondary) !important;
}

.security-item {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--text-primary) !important;
}

.security-item i {
    color: var(--success-color) !important;
}

.security-feature-item {
    background: var(--glass-bg) !important;
    border: 1px solid var(--glass-border) !important;
    border-left: 4px solid var(--accent-cyan) !important;
    border-radius: var(--radius-sm) !important;
    transition: all var(--transition-fast) !important;
}

.security-feature-item:hover {
    background: var(--bg-surface-hover) !important;
    transform: translateX(4px) !important;
    box-shadow: var(--shadow-md) !important;
}

.security-feature-text h6 {
    color: var(--text-primary) !important;
}

.security-feature-text p {
    color: var(--text-secondary) !important;
}

/* Security card */
.security-card {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-lg) !important;
}

.security-card:hover {
    transform: translateY(-3px) !important;
    box-shadow: var(--shadow-glow), var(--shadow-md) !important;
    border-color: rgba(6, 182, 212, 0.3) !important;
}

.security-card h5 {
    color: var(--primary-color) !important;
}

.security-card p {
    color: var(--text-secondary) !important;
}

/* Privacy badge */
.privacy-badge {
    background: var(--primary-gradient) !important;
}

/* ==============================
   24. History Panel
   ============================== */
.history-item {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    transition: all var(--transition-fast) !important;
    color: var(--text-primary) !important;
}

.history-item:hover {
    border-color: rgba(14, 165, 233, 0.25) !important;
    box-shadow: var(--shadow-md) !important;
    transform: translateX(4px) !important;
}

.history-item-time {
    color: var(--text-secondary) !important;
}

/* ==============================
   25. Error/Success Messages
   ============================== */
.error-message {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    border: 1px solid rgba(239, 68, 68, 0.3) !important;
    border-left: 4px solid var(--danger-color) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-primary) !important;
}

.error-message i {
    color: var(--danger-color) !important;
}

.success-message {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
    border: 1px solid rgba(16, 185, 129, 0.3) !important;
    border-left: 4px solid var(--success-color) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-primary) !important;
}

.success-message i {
    color: var(--success-color) !important;
}

/* ==============================
   26. File Upload
   ============================== */
.file-upload-area {
    border: 2px dashed var(--accent-cyan) !important;
    border-radius: var(--radius-lg) !important;
    background: var(--glass-bg) !important;
    backdrop-filter: blur(8px) !important;
}

.file-upload-area:hover {
    background: rgba(14, 165, 233, 0.06) !important;
    border-color: var(--primary-color) !important;
}

.file-upload-area.dragover {
    background: rgba(14, 165, 233, 0.1) !important;
    border-color: var(--primary-color) !important;
}

.file-upload-area i {
    color: var(--accent-cyan) !important;
}

/* ==============================
   27. Drag & Drop
   ============================== */
.dragover {
    border: 2px dashed var(--accent-cyan) !important;
    background: rgba(14, 165, 233, 0.04) !important;
}

/* ==============================
   28. Loading States
   ============================== */
.loading-overlay {
    background: rgba(12, 18, 34, 0.5) !important;
    backdrop-filter: blur(8px) !important;
}

.loading-spinner {
    border-color: rgba(14, 165, 233, 0.2) !important;
    border-top-color: var(--primary-color) !important;
}

/* ==============================
   29. Nav Tabs
   ============================== */
.nav-tabs {
    border-bottom: 1px solid var(--glass-border) !important;
}

.nav-tabs .nav-link {
    color: var(--text-secondary) !important;
    border: none !important;
    border-bottom: 3px solid transparent !important;
    background: transparent !important;
    padding: 0.75rem 1rem !important;
    font-weight: 500 !important;
}

.nav-tabs .nav-link:hover {
    border-bottom-color: var(--accent-cyan) !important;
    color: var(--primary-color) !important;
    background: transparent !important;
    transform: none !important;
    box-shadow: none !important;
}

.nav-tabs .nav-link.active {
    border-bottom-color: var(--primary-color) !important;
    color: var(--primary-color) !important;
    background: transparent !important;
    box-shadow: none !important;
}

/* ==============================
   30. Mobile Header (hidden - replaced by topnav)
   ============================== */
.mobile-header {
    display: none !important;
}

/* ==============================
   31. Responsive
   ============================== */
@media (max-width: 767.98px) {
    .topnav {
        padding: 0 0.75rem;
    }

    .topnav-brand-text {
        font-size: 1rem;
    }

    .sidebar {
        display: none !important;
    }

    main.main-content {
        margin-left: 0 !important;
        padding-top: calc(var(--topnav-height) + 0.75rem) !important;
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }

    .utility-section {
        padding: 1.5rem !important;
        border-radius: var(--radius-lg) !important;
    }

    .hero-banner {
        padding: 2rem 1.5rem !important;
    }
}

@media (max-width: 576px) {
    .topnav-search {
        display: none;
    }

    .hero-banner h1 {
        font-size: 1.75rem !important;
    }

    .utility-section {
        padding: 1.25rem !important;
    }

    .result-box {
        padding: 1rem !important;
    }
}

/* ==============================
   32. Print Styles
   ============================== */
@media print {
    .topnav,
    .sidebar,
    .mobile-header,
    .footer-section,
    .header-section,
    .button-group {
        display: none !important;
    }
}

/* ==============================
   33. Smooth Global Transitions
   ============================== */
* {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn, .form-control, .form-select, .nav-link, .accordion-button {
    transition: all 0.2s ease;
}

/* ==============================
   34. Sidebar Tooltips (show to the right)
   ============================== */
.sidebar [data-tooltip] {
    cursor: pointer;
}

.sidebar [data-tooltip]:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: auto !important;
    top: 50% !important;
    left: 100% !important;
    right: auto !important;
    transform: translateY(-50%) !important;
    margin-left: 10px !important;
    margin-bottom: 0 !important;
    padding: 6px 12px;
    background: var(--glass-bg-heavy) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: var(--text-primary) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-sm) !important;
    font-size: 0.8rem;
    white-space: nowrap;
    z-index: 1200;
    box-shadow: var(--shadow-md) !important;
    pointer-events: none;
}

.sidebar [data-tooltip]:hover::before {
    content: '';
    position: absolute;
    bottom: auto !important;
    top: 50% !important;
    left: 100% !important;
    right: auto !important;
    transform: translateY(-50%) !important;
    margin-left: 2px !important;
    margin-bottom: 0 !important;
    border: 6px solid transparent !important;
    border-right-color: var(--glass-bg-heavy) !important;
    border-top-color: transparent !important;
    z-index: 1200;
}

/* Also fix offcanvas/mobile tooltips to show right */
.offcanvas [data-tooltip]:hover::after {
    bottom: auto !important;
    top: 50% !important;
    left: 100% !important;
    transform: translateY(-50%) !important;
    margin-left: 10px !important;
    margin-bottom: 0 !important;
    background: var(--glass-bg-heavy) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-sm) !important;
    box-shadow: var(--shadow-md) !important;
}

.offcanvas [data-tooltip]:hover::before {
    bottom: auto !important;
    top: 50% !important;
    left: 100% !important;
    transform: translateY(-50%) !important;
    margin-left: 2px !important;
    margin-bottom: 0 !important;
    border: 6px solid transparent !important;
    border-right-color: var(--glass-bg-heavy) !important;
    border-top-color: transparent !important;
}

/* ==============================
   35. Accessibility
   ============================== */
*:focus-visible {
    outline: 2px solid var(--accent-cyan) !important;
    outline-offset: 2px !important;
    border-radius: 4px;
}

.skip-link {
    background: var(--primary-color) !important;
    color: #fff !important;
}

.skip-link:focus {
    top: 0;
}