/* ====== JSON Formatter - Next Level UI ====== */
:root {
    --primary-1: #6f4ef6;
    --primary-2: #4cc3ff;
    --primary-3: #8b5cf6;
    --card-bg: rgba(255, 255, 255, 0.75);
    --card-bg-dark: rgba(17, 24, 39, 0.75);
    --glass-border: rgba(255, 255, 255, 0.35);
    --glass-border-dark: rgba(255, 255, 255, 0.15);
    --muted: #6b7280;
    --dark: #0f172a;
    --darker: #030712;
    --light: #f8fafc;
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;

    /* New gradient variables */
    --gradient-primary: linear-gradient(135deg, var(--primary-1) 0%, var(--primary-2) 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.85) 0%, rgba(255, 255, 255, 0.65) 100%);
    --gradient-card-dark: linear-gradient(135deg, rgba(30, 41, 59, 0.85) 0%, rgba(15, 23, 42, 0.65) 100%);

    /* Shadow variables */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 20px rgba(111, 78, 246, 0.3);
}

/* Page layout */
.rte-page {
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--dark);
    background: linear-gradient(135deg, #f0f4ff 0%, #e6f7ff 100%);
    min-height: 100vh;
}

/* Enhanced Hero Section */
.rte-hero {
    background: var(--gradient-primary);
    padding: 100px 0 80px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.rte-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(76, 195, 255, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(111, 78, 246, 0.3) 0%, transparent 50%);
    z-index: 1;
}

.rte-hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.rte-hero-title {
    font-size: 48px;
    font-weight: 800;
    margin: 0;
    background: linear-gradient(to right, #fff, #e0f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.rte-hero-sub {
    font-size: 18px;
    opacity: .9;
    margin-top: 12px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

/* Enhanced Container */
.rte-container {
    max-width: 1200px;
    margin: -60px auto 60px;
    padding: 0 20px;
    position: relative;
    z-index: 10;
}

/* Enhanced Tool Grid */
.rte-tool-grid {
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 28px;
    align-items: start;
}

@media (max-width: 1024px) {
    .rte-tool-grid {
        grid-template-columns: 1fr;
    }
}

/* Next-Level Glass Card */
.card {
    border-radius: 20px;
    padding: 24px;
    background: var(--gradient-card);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25), 0 0 30px rgba(111, 78, 246, 0.4);
}

/* Enhanced Tool Title */
.tool-title {
    font-size: 24px;
    margin: 0 0 8px 0;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.tool-sub {
    color: var(--muted);
    font-size: 14px;
    margin-top: 0;
    line-height: 1.5;
}

/* Enhanced Labels */
.lbl {
    display: block;
    font-weight: 600;
    margin: 18px 0 10px;
    color: var(--dark);
    font-size: 15px;
}

/* Enhanced Pattern Row */
.pattern-row {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* Enhanced Inputs */
.rte-input {
    flex: 1;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    font-size: 15px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.rte-input:focus {
    outline: none;
    border-color: var(--primary-1);
    box-shadow: 0 0 0 3px rgba(111, 78, 246, 0.1), var(--shadow-sm);
}

/* Enhanced Textarea */
.rte-textarea {
    width: 100%;
    min-height: 200px;
    padding: 16px;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    font-size: 15px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    resize: vertical;
    font-family: 'Fira Code', 'Consolas', monospace;
}

.rte-textarea:focus {
    outline: none;
    border-color: var(--primary-1);
    box-shadow: 0 0 0 3px rgba(111, 78, 246, 0.1), var(--shadow-sm);
}

/* ====== UPDATED BUTTON STYLES - ALL BUTTONS NOW USE COPY/TEST REGEX STYLE ====== */
.rte-btn {
    padding: 12px 20px;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: var(--shadow-md), 0 4px 14px rgba(111, 78, 246, 0.4);
    font-family: inherit;
    font-size: 15px;
    min-height: 44px;
}

.rte-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.rte-btn:hover::before {
    left: 100%;
}

.rte-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 8px 25px rgba(111, 78, 246, 0.5);
}

.rte-btn:active {
    transform: translateY(-1px);
}

.rte-btn.small {
    padding: 10px 14px;
    font-size: 13px;
    min-height: 38px;
}

/* Apply copy button style to ALL buttons in the tool */
.pattern-row .rte-btn,
.actions-row .rte-btn,
.result-actions .rte-btn,
.flags .rte-btn {
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    box-shadow: var(--shadow-md), 0 4px 14px rgba(111, 78, 246, 0.4);
}

.pattern-row .rte-btn:hover,
.actions-row .rte-btn:hover,
.result-actions .rte-btn:hover,
.flags .rte-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 8px 25px rgba(111, 78, 246, 0.5);
}

/* Enhanced Flags - Updated to use button style */
/* Enhanced Flags - Complete solution to remove red active state */
.flags {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.flag {
    padding: 10px 16px;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    cursor: pointer;
    font-weight: 700;
    color: var(--dark);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);

    /* Completely remove all browser default styles */
    -webkit-tap-highlight-color: transparent;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    outline: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.flag::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.flag.active {
    color: #fff !important;
    box-shadow: var(--shadow-md), 0 4px 14px rgba(111, 78, 246, 0.4) !important;
    transform: translateY(-2px);
    background: transparent !important;
}

.flag.active::before {
    opacity: 1;
}

/* Hover states */
.flag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.95) !important;
    color: var(--dark) !important;
}

.flag.active:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 6px 20px rgba(111, 78, 246, 0.5) !important;
    color: #fff !important;
    background: transparent !important;
}

/* COMPLETELY REMOVE ALL ACTIVE STATES */
.flag:active,
.flag:focus,
.flag:focus-visible,
.flag:focus-within {
    transform: translateY(0) !important;
    background: rgba(255, 255, 255, 0.9) !important;
    color: var(--dark) !important;
    box-shadow: var(--shadow-sm) !important;
    outline: none !important;
    border-color: rgba(15, 23, 42, 0.1) !important;
}

.flag.active:active,
.flag.active:focus,
.flag.active:focus-visible,
.flag.active:focus-within {
    transform: translateY(-2px) !important;
    background: transparent !important;
    color: #fff !important;
    box-shadow: var(--shadow-md), 0 4px 14px rgba(111, 78, 246, 0.4) !important;
    border-color: transparent !important;
}

/* Remove any browser-specific focus rings */
.flag::-moz-focus-inner {
    border: 0 !important;
    padding: 0 !important;
}

/* Force remove selection */
.flag::selection {
    background: transparent;
}

.flag::-moz-selection {
    background: transparent;
}

/* Enhanced Actions Row */
.actions-row {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-top: 16px;
    flex-wrap: wrap;
}

.actions-row .rte-btn {
    flex: 1;
    min-width: 140px;
}

/* Enhanced Error Text */
.rte-error {
    color: var(--error);
    font-size: 14px;
    margin-top: 8px;
    padding: 10px 14px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 10px;
    border-left: 4px solid var(--error);
}

/* Enhanced Explain Tokens */
.explain-content {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

.explain-token {
    display: inline-block;
    padding: 10px 14px;
    background: rgba(15, 23, 42, 0.08);
    border-radius: 10px;
    font-weight: 600;
    color: var(--dark);
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    transition: all 0.2s ease;
    border: 1px solid rgba(15, 23, 42, 0.05);
}

.explain-token:hover {
    transform: translateY(-2px);
    background: rgba(15, 23, 42, 0.12);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Enhanced Result Box */
.result-box {
    min-height: 200px;
    padding: 16px;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
    box-shadow: var(--shadow-sm);
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 14px;
    line-height: 1.5;
    overflow: auto;
}

.result-box mark {
    background: linear-gradient(90deg, rgba(255, 235, 59, 0.3), rgba(255, 238, 88, 0.4));
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 600;
}

.matches-json {
    background: var(--gradient-dark);
    color: #fff;
    padding: 16px;
    border-radius: 12px;
    margin-top: 12px;
    overflow: auto;
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    box-shadow: var(--shadow-md);
}

/* Enhanced Why Choose Section */
.rte-why {
    margin-top: 80px;
    text-align: center;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.why-card {
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    border-radius: 20px;
    padding: 28px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.why-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.why-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl), 0 15px 30px rgba(111, 78, 246, 0.2);
}

/* Enhanced FAQ Section */
.rte-faq {
    background: var(--gradient-card);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-lg);
    padding: 28px;
    border-radius: 20px;
    margin-top: 60px;
}

.faq-item {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
    padding: 20px;
    border-radius: 14px;
    margin-bottom: 16px;
    cursor: pointer;
    position: relative;
}

.faq-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.8);
    box-shadow: var(--shadow-md);
}

.faq-item::after {
    content: '+';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 20px;
    color: var(--primary-1);
    font-weight: 300;
    transition: transform 0.3s ease;
}

.faq-item.active::after {
    transform: translateY(-50%) rotate(45deg);
}

/* Enhanced Footer */
.rte-footer-site {
    background: var(--gradient-dark);
    color: #fff;
    padding: 28px;
    margin-top: 60px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-lg);
}

/* Stats Section */
.rte-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: var(--muted);
    margin-top: 8px;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .rte-hero-title {
        font-size: 36px;
    }

    .rte-hero-sub {
        font-size: 16px;
    }

    .pattern-row {
        flex-direction: column;
    }

    .rte-tool-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .actions-row {
        flex-direction: column;
    }

    .actions-row .rte-btn {
        width: 100%;
    }

    .rte-stats {
        gap: 20px;
    }

    .stat-value {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .rte-hero-title {
        font-size: 28px;
    }

    .card {
        padding: 20px;
    }

    .flags {
        justify-content: center;
    }

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

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card,
.rte-hero-inner,
.rte-why,
.rte-faq {
    animation: fadeInUp 0.6s ease forwards;
}

.rte-tool-grid .card:nth-child(2) {
    animation-delay: 0.2s;
}

.rte-why {
    animation-delay: 0.4s;
}

.rte-faq {
    animation-delay: 0.6s;
}

/* JSON Formatter Specific Styles */
.json-input-container,
.json-output-container {
    position: relative;
}

.json-input-container .char-count,
.json-output-container .size-info {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 255, 255, 0.8);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 12px;
    color: var(--muted);
}

.json-examples {
    display: flex;
    gap: 12px;
    margin: 16px 0;
    flex-wrap: wrap;
}

.json-example {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(15, 23, 42, 0.1);
    border-radius: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    flex: 1;
    min-width: 120px;
    text-align: center;
}

.json-example:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.json-actions {
    display: flex;
    gap: 8px;
    margin: 16px 0;
}

.json-actions .rte-btn {
    flex: 1;
}

.json-tip {
    font-size: 13px;
    color: var(--muted);
    margin-top: 12px;
    text-align: center;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.6);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 32px;
    margin-bottom: 12px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.feature-title {
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark);
}

.feature-desc {
    font-size: 14px;
    color: var(--muted);
    line-height: 1.5;
}

.ai-prompt {
    width: 100%;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid rgba(15, 23, 42, 0.1);
    font-size: 15px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    margin-bottom: 16px;
}

.ai-prompt:focus {
    outline: none;
    border-color: var(--primary-1);
    box-shadow: 0 0 0 3px rgba(111, 78, 246, 0.1), var(--shadow-sm);
}

.ai-examples {
    font-size: 13px;
    color: var(--muted);
    margin-bottom: 16px;
}

.ai-examples strong {
    color: var(--dark);
}

.sample-actions {
    display: flex;
    gap: 8px;
    margin: 16px 0;
}

.sample-actions .rte-btn {
    flex: 1;
}