/* ==========================================
   JSON.BD - Complete Styles
   ========================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary: #667eea;
    --primary-light: #7c94f4;
    --secondary: #764ba2;
    --accent: #f093fb;
    --success: #00d4aa;
    --error: #ff6b6b;
    --warning: #feca57;
    
    /* Dark Theme (Default) */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(18, 18, 26, 0.8);
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7b;
    --border-color: rgba(102, 126, 234, 0.2);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-accent: linear-gradient(135deg, var(--accent), var(--primary));
    --gradient-bg: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);
    
    /* Spacing */
    --container-max: 1200px;
    --section-padding: 80px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Fonts */
    --font-primary: 'Hind Siliguri', sans-serif;
    --font-code: 'Fira Code', monospace;
}

/* Light Theme */
[data-theme="light"] {
    --bg-primary: #f8f9fa;
    --bg-secondary: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.9);
    --text-primary: #1a1a2e;
    --text-secondary: #4a4a5a;
    --text-muted: #8a8a9a;
    --border-color: rgba(102, 126, 234, 0.15);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.15);
}

/* ==========================================
   Base Styles
   ========================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

/* ==========================================
   Glass Effect
   ========================================== */

.glass {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

/* ==========================================
   Animations
   ========================================== */

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(102, 126, 234, 0.4);
    }
    50% {
        transform: scale(1.02);
        box-shadow: 0 0 20px 5px rgba(102, 126, 234, 0.2);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

@keyframes gradientText {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes particleFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
        opacity: 0.5;
    }
    50% {
        transform: translateY(-100px) rotate(180deg);
        opacity: 1;
    }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.floating {
    animation: float 6s ease-in-out infinite;
}

.pulse {
    animation: pulse 2s ease-in-out infinite;
}

.shake {
    animation: shake 0.5s ease-in-out;
}

/* ==========================================
   Navigation
   ========================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 15px 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

[data-theme="light"] .navbar {
    background: rgba(248, 249, 250, 0.9);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo, .footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 2px;
}

.logo-bracket {
    color: var(--primary);
    font-family: var(--font-code);
}

.logo-text {
    color: var(--text-primary);
}

.logo-dot {
    color: var(--accent);
}

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

.nav-menu {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.theme-toggle, .lang-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.theme-toggle:hover, .lang-toggle:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.lang-toggle {
    font-size: 0.85rem;
    font-weight: 600;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        border-bottom: 1px solid var(--border-color);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        padding: 10px 0;
        border-bottom: 1px solid var(--border-color);
    }
}

/* ==========================================
   Hero Section
   ========================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 20px;
    position: relative;
    overflow: hidden;
    background: var(--gradient-bg);
}

.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: particleFloat 10s ease-in-out infinite;
}

.hero-content {
    text-align: center;
    z-index: 1;
    max-width: 700px;
}

.hero-title {
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 700;
    margin-bottom: 20px;
    font-family: var(--font-code);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--accent), var(--secondary), var(--primary));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientText 5s ease infinite;
}

.hero-tagline {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-code {
    position: absolute;
    right: 10%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 0;
    opacity: 0.9;
}

@media (max-width: 1024px) {
    .hero-code {
        display: none;
    }
}

.code-window {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    min-width: 350px;
}

.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 15px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border-color);
}

.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-dot.red { background: #ff5f56; }
.code-dot.yellow { background: #ffbd2e; }
.code-dot.green { background: #27ca40; }

.code-title {
    margin-left: auto;
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-code);
}

.code-content {
    padding: 20px;
    font-family: var(--font-code);
    font-size: 0.9rem;
    line-height: 1.8;
    overflow-x: auto;
}

.json-key { color: #7dd3fc; }
.json-string { color: #86efac; }
.json-number { color: #fbbf24; }
.json-boolean { color: #c084fc; }
.json-null { color: #f87171; }

/* ==========================================
   Buttons
   ========================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    font-family: var(--font-primary);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

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

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

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-danger {
    background: var(--error);
    color: white;
}

.btn-danger:hover {
    background: #ff4757;
}

/* ==========================================
   Statistics Section
   ========================================== */

.statistics {
    padding: 60px 20px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.stat-item {
    text-align: center;
    padding: 20px;
}

.stat-item i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 5px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ==========================================
   Section Styles
   ========================================== */

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 50px;
}

/* ==========================================
   Tools Section
   ========================================== */

.tools-section {
    padding: var(--section-padding) 20px;
    background: var(--bg-primary);
}

.tool-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.tool-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-primary);
    font-size: 1rem;
}

.tool-tab:hover {
    border-color: var(--primary);
    color: var(--text-primary);
}

.tool-tab.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.tool-panel {
    display: none;
}

.tool-panel.active {
    display: block;
    animation: fadeInUp 0.3s ease;
}

.tool-card {
    padding: 30px;
}

.tool-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 15px;
}

.tool-header h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
}

.tool-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.code-textarea {
    width: 100%;
    min-height: 250px;
    padding: 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-code);
    font-size: 0.95rem;
    line-height: 1.6;
    resize: vertical;
    transition: border-color var(--transition-fast);
}

.code-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.code-textarea::placeholder {
    color: var(--text-muted);
}

.validation-result {
    margin-top: 15px;
    padding: 15px;
    border-radius: var(--radius-md);
    display: none;
}

.validation-result.success {
    display: block;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
}

.validation-result.error {
    display: block;
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid var(--error);
    color: var(--error);
}

.json-stats {
    margin-top: 15px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
}

.stat-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.stat-badge i {
    color: var(--primary);
}

.tool-footer {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.shortcut-hint {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Schema Validator */
.schema-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 768px) {
    .schema-body {
        grid-template-columns: 1fr;
    }
}

.schema-input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Converter */
.converter-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.converter-input-group {
    position: relative;
}

.converter-input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.convert-btn {
    align-self: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.convert-btn:hover {
    transform: rotate(180deg) scale(1.1);
}

.copy-output-btn {
    position: absolute;
    top: 45px;
    right: 15px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.copy-output-btn:hover {
    background: var(--primary);
    color: white;
}

/* Path Finder */
.pathfinder-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.pathfinder-input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.path-input-row {
    display: flex;
    gap: 10px;
}

.path-input {
    flex: 1;
    padding: 12px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-code);
    font-size: 1rem;
}

.path-input:focus {
    outline: none;
    border-color: var(--primary);
}

.pathfinder-result label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.result-pre {
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-family: var(--font-code);
    font-size: 0.95rem;
    overflow-x: auto;
    min-height: 100px;
    color: var(--success);
}

/* ==========================================
   Examples Section
   ========================================== */

.examples-section {
    padding: var(--section-padding) 20px;
    background: var(--bg-secondary);
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.example-card {
    padding: 20px;
    transition: all var(--transition-fast);
}

.example-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.example-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.example-header h4 {
    font-size: 1.1rem;
    color: var(--text-primary);
}

.copy-example-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.copy-example-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.example-code {
    background: var(--bg-secondary);
    padding: 15px;
    border-radius: var(--radius-md);
    font-family: var(--font-code);
    font-size: 0.85rem;
    line-height: 1.7;
    overflow-x: auto;
}

/* ==========================================
   Documentation Section
   ========================================== */

.docs-section {
    padding: var(--section-padding) 20px;
    background: var(--bg-primary);
}

.docs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.doc-card {
    padding: 30px;
    transition: all var(--transition-fast);
}

.doc-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.doc-card.full-width {
    grid-column: 1 / -1;
}

.doc-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.doc-icon i {
    font-size: 1.5rem;
    color: white;
}

.doc-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.doc-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.data-types-list, .rules-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.data-types-list li, .rules-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
}

.type-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    font-family: var(--font-code);
}

.type-badge.string { background: rgba(134, 239, 172, 0.2); color: #86efac; }
.type-badge.number { background: rgba(251, 191, 36, 0.2); color: #fbbf24; }
.type-badge.boolean { background: rgba(192, 132, 252, 0.2); color: #c084fc; }
.type-badge.array { background: rgba(102, 126, 234, 0.2); color: var(--primary); }
.type-badge.object { background: rgba(240, 147, 251, 0.2); color: var(--accent); }
.type-badge.null { background: rgba(248, 113, 113, 0.2); color: #f87171; }

.rules-list li::before {
    content: '✓';
    color: var(--success);
    font-weight: bold;
}

/* Comparison Table */
.comparison-table-wrapper {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.comparison-table th,
.comparison-table td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

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

.comparison-table td {
    color: var(--text-secondary);
}

.text-success { color: var(--success); }
.text-error { color: var(--error); }

/* Timeline */
.timeline {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 20px;
    justify-content: center;
}

.timeline-item {
    text-align: center;
    flex: 1;
    min-width: 150px;
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.timeline-content {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ==========================================
   Features Section
   ========================================== */

.features-section {
    padding: var(--section-padding) 20px;
    background: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.feature-card {
    padding: 30px;
    text-align: center;
    transition: all var(--transition-fast);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-card h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ==========================================
   Use Cases Section
   ========================================== */

.usecases-section {
    padding: var(--section-padding) 20px;
    background: var(--bg-primary);
}

.usecases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
}

.usecase-card {
    padding: 30px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-fast);
}

.usecase-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.usecase-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.2), rgba(118, 75, 162, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.usecase-icon i {
    font-size: 1.8rem;
    color: var(--primary);
}

.usecase-card h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.usecase-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ==========================================
   Footer
   ========================================== */

.footer {
    padding: 60px 20px 30px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 15px;
}

.footer-links h5, .footer-social h5 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary);
}

.social-icons {
    display: flex;
    gap: 15px;
}

@media (max-width: 768px) {
    .social-icons {
        justify-content: center;
    }
}

.social-icons a {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.social-icons a:hover {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.developer-credit {
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.developer-credit strong {
    color: var(--primary);
}

.copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================
   Toast Notifications
   ========================================== */

#toast-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    padding: 15px 25px;
    border-radius: var(--radius-md);
    color: white;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: fadeInUp 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--error);
}

.toast.info {
    background: var(--primary);
}

@media (max-width: 480px) {
    #toast-container {
        left: 20px;
        right: 20px;
        bottom: 20px;
    }
}

/* ==========================================
   Scrollbar
   ========================================== */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* ==========================================
   Selection
   ========================================== */

::selection {
    background: var(--primary);
    color: white;
}

/* ==========================================
   JSON Diff Tool Styles
   ========================================== */

.diff-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.diff-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 768px) {
    .diff-inputs {
        grid-template-columns: 1fr;
    }
}

.diff-input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.diff-result {
    min-height: 100px;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.diff-same {
    color: var(--success);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.diff-error {
    color: var(--error);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.diff-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    border-radius: var(--radius-sm);
    font-family: var(--font-code);
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.diff-added {
    background: rgba(0, 212, 170, 0.15);
    border-left: 3px solid var(--success);
}

.diff-removed {
    background: rgba(255, 107, 107, 0.15);
    border-left: 3px solid var(--error);
}

.diff-changed {
    background: rgba(254, 202, 87, 0.15);
    border-left: 3px solid var(--warning);
}

.diff-path {
    color: var(--primary);
    font-weight: 600;
}

.diff-label {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.diff-added .diff-label {
    background: var(--success);
    color: white;
}

.diff-removed .diff-label {
    background: var(--error);
    color: white;
}

.diff-changed .diff-label {
    background: var(--warning);
    color: #333;
}

.diff-old {
    color: var(--error);
    text-decoration: line-through;
}

.diff-new {
    color: var(--success);
}

.diff-value {
    color: var(--text-secondary);
}

/* ==========================================
   JSON Tree Viewer Styles
   ========================================== */

.tree-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tree-input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.tree-view {
    min-height: 200px;
    max-height: 500px;
    overflow: auto;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    font-family: var(--font-code);
    font-size: 0.9rem;
}

.tree-error {
    color: var(--error);
    display: flex;
    align-items: center;
    gap: 10px;
}

.tree-node {
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
}

.tree-node[data-level="0"] {
    padding-left: 0;
}

.tree-toggle {
    cursor: pointer;
    width: 20px;
    display: inline-block;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.tree-toggle:hover {
    color: var(--primary);
}

.tree-node.collapsed > .tree-toggle i {
    transform: rotate(-90deg);
}

.tree-node.collapsed > .tree-children {
    display: none;
}

.tree-key {
    color: var(--primary);
    font-weight: 500;
    margin-right: 5px;
}

.tree-key::after {
    content: ':';
    color: var(--text-muted);
}

.tree-type {
    font-size: 0.75rem;
    padding: 1px 6px;
    border-radius: 4px;
    margin-left: 5px;
}

.tree-type.type-object {
    background: rgba(240, 147, 251, 0.2);
    color: var(--accent);
}

.tree-type.type-array {
    background: rgba(102, 126, 234, 0.2);
    color: var(--primary);
}

.tree-type.type-string {
    background: rgba(134, 239, 172, 0.2);
    color: #86efac;
}

.tree-type.type-number {
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
}

.tree-type.type-boolean {
    background: rgba(192, 132, 252, 0.2);
    color: #c084fc;
}

.tree-count {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-left: 5px;
}

.tree-value {
    margin-left: 10px;
}

.tree-value .string {
    color: #86efac;
}

.tree-value .number {
    color: #fbbf24;
}

.tree-value .boolean {
    color: #c084fc;
}

.tree-value .null {
    color: var(--text-muted);
    font-style: italic;
}

.tree-children {
    border-left: 1px dashed var(--border-color);
    margin-left: 8px;
}

/* ==========================================
   File Upload/Download Styles
   ========================================== */

.fileio-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.file-dropzone {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 50px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: var(--bg-secondary);
}

.file-dropzone:hover,
.file-dropzone.dragover {
    border-color: var(--primary);
    background: rgba(102, 126, 234, 0.05);
}

.file-dropzone i {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 15px;
    display: block;
}

.file-dropzone p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.file-content-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.file-content-group label {
    font-weight: 600;
    color: var(--text-primary);
}

.file-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* ==========================================
   Responsive Tool Tabs
   ========================================== */

@media (max-width: 768px) {
    .tool-tabs {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }
    
    .tool-tab {
        padding: 10px 8px;
        font-size: 0.8rem;
        flex-direction: column;
        gap: 4px;
    }
    
    .tool-tab i {
        font-size: 1.2rem;
    }
    
    .tool-tab span {
        font-size: 0.7rem;
    }
}

/* ==========================================
   Beautifier Tool Styles
   ========================================== */

.beautifier-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.beautifier-input-group {
    position: relative;
}

.beautifier-input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.beautifier-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.stat-badge.stat-increase {
    color: var(--error);
}

.stat-badge.stat-decrease {
    color: var(--success);
}

.stat-badge.stat-error {
    color: var(--error);
}

/* ==========================================
   TypeScript Generator Styles
   ========================================== */

.typescript-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.ts-input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.ts-options {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: center;
}

.ts-option {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
}

.ts-option input[type="text"] {
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-code);
    width: 150px;
}

.ts-option input[type="text"]:focus {
    outline: none;
    border-color: var(--primary);
}

.ts-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.ts-output-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.ts-output-pre {
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-family: var(--font-code);
    font-size: 0.9rem;
    line-height: 1.8;
    overflow-x: auto;
    min-height: 150px;
    color: var(--primary-light);
    white-space: pre-wrap;
    border: 1px solid var(--border-color);
}

.ts-output-pre.ts-error {
    color: var(--error);
}

/* ==========================================
   Mock Data Generator Styles
   ========================================== */

.mockdata-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mock-options {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.mock-option-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mock-option-group label {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.mock-option-group input,
.mock-option-group select {
    padding: 10px 15px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    min-width: 150px;
}

.mock-option-group input:focus,
.mock-option-group select:focus {
    outline: none;
    border-color: var(--primary);
}

.mock-custom-schema label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.mock-output-group {
    position: relative;
}

.mock-output-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

/* ==========================================
   Syntax Highlighting Editor Styles
   ========================================== */

.editor-body {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.code-editor-container {
    position: relative;
    display: flex;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    min-height: 350px;
}

.line-numbers {
    padding: 15px 10px;
    background: rgba(0, 0, 0, 0.2);
    border-right: 1px solid var(--border-color);
    text-align: right;
    user-select: none;
    overflow: hidden;
    min-width: 50px;
}

.line-numbers span {
    display: block;
    font-family: var(--font-code);
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-muted);
    height: 1.6em;
}

.code-editor,
.code-highlight {
    position: absolute;
    top: 0;
    left: 50px;
    right: 0;
    bottom: 0;
    padding: 15px;
    font-family: var(--font-code);
    font-size: 0.9rem;
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
    overflow: auto;
}

.code-editor {
    background: transparent;
    color: transparent;
    caret-color: var(--text-primary);
    border: none;
    resize: none;
    z-index: 2;
}

.code-editor:focus {
    outline: none;
}

.code-highlight {
    z-index: 1;
    pointer-events: none;
    color: var(--text-primary);
    margin: 0;
}

.code-highlight .json-key {
    color: #7dd3fc;
}

.code-highlight .json-string {
    color: #86efac;
}

.code-highlight .json-number {
    color: #fbbf24;
}

.code-highlight .json-boolean {
    color: #c084fc;
}

.code-highlight .json-null {
    color: #f87171;
}

.editor-status {
    padding: 10px 15px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
}

.editor-status.valid {
    background: rgba(0, 212, 170, 0.1);
}

.editor-status.invalid {
    background: rgba(255, 107, 107, 0.1);
}

.status-valid {
    color: var(--success);
}

.status-invalid {
    color: var(--error);
}

.editor-stats {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* ==========================================
   PWA Install Banner
   ========================================== */

.install-banner {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10000;
    background: var(--gradient-primary);
    padding: 15px 20px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(100%);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.install-banner-content {
    display: flex;
    align-items: center;
    gap: 15px;
    color: white;
}

.install-banner-content i {
    font-size: 1.5rem;
}

.install-close-btn {
    background: transparent;
    border: none;
    color: white;
    cursor: pointer;
    padding: 5px;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

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

/* ==========================================
   Share Tool Styles
   ========================================== */

.share-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.share-input-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.share-actions {
    display: flex;
    gap: 15px;
}

.share-link-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.share-link-group label {
    font-weight: 600;
    color: var(--text-primary);
}

.share-link-row {
    display: flex;
    gap: 10px;
}

.share-link-input {
    flex: 1;
    padding: 12px 15px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-code);
    font-size: 0.9rem;
}

.share-link-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.share-social label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.share-buttons {
    display: flex;
    gap: 10px;
}

.social-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.social-btn:hover {
    transform: scale(1.1);
}

.social-btn.whatsapp { background: #25D366; }
.social-btn.twitter { background: #1DA1F2; }
.social-btn.telegram { background: #0088cc; }
.social-btn.facebook { background: #1877F2; }

/* ==========================================
   API Testing Tool Styles
   ========================================== */

.api-body {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.api-request-row {
    display: flex;
    gap: 10px;
}

.api-method-select {
    padding: 12px 15px;
    background: var(--primary);
    border: none;
    border-radius: var(--radius-sm);
    color: white;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    min-width: 100px;
}

.api-url-input {
    flex: 1;
    padding: 12px 15px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-code);
    font-size: 1rem;
}

.api-url-input:focus {
    outline: none;
    border-color: var(--primary);
}

.api-tabs {
    display: flex;
    gap: 5px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.api-tab {
    padding: 8px 15px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.api-tab.active {
    background: var(--primary);
    color: white;
}

.api-tab-content {
    display: none;
}

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

.api-headers-list,
.api-params-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.api-header-row,
.api-param-row {
    display: flex;
    gap: 10px;
}

.api-header-row input,
.api-param-row input {
    flex: 1;
    padding: 10px 15px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.api-header-row input:focus,
.api-param-row input:focus {
    outline: none;
    border-color: var(--primary);
}

.remove-header-btn,
.remove-param-btn {
    width: 40px;
    height: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--error);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.remove-header-btn:hover,
.remove-param-btn:hover {
    background: var(--error);
    color: white;
    border-color: var(--error);
}

.add-header-btn,
.add-param-btn {
    align-self: flex-start;
    margin-top: 10px;
}

.api-response-section {
    position: relative;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.api-response-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-primary);
}

.api-response-status {
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
}

.api-response-status.status-success {
    background: rgba(0, 212, 170, 0.2);
    color: var(--success);
}

.api-response-status.status-error {
    background: rgba(255, 107, 107, 0.2);
    color: var(--error);
}

.api-response-time {
    font-size: 0.85rem;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .api-request-row {
        flex-direction: column;
    }
    
    .api-method-select {
        min-width: 100%;
    }
    
    .share-link-row {
        flex-direction: column;
    }
}