/* ========================================
   MyIP - Axioneer | Ultra Modern Design
   Version 2.0 - Premium Experience
   ======================================== */

/* ===== CSS Variables ===== */
:root {
    /* Primary Palette */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #06b6d4;
    --accent-2: #10b981;
    
    /* Status Colors */
    --success: #22c55e;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-success: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
    --gradient-dark: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 100%);
    --gradient-mesh: 
        radial-gradient(at 40% 20%, hsla(228,100%,74%,0.3) 0px, transparent 50%),
        radial-gradient(at 80% 0%, hsla(189,100%,56%,0.2) 0px, transparent 50%),
        radial-gradient(at 0% 50%, hsla(355,100%,93%,0.2) 0px, transparent 50%),
        radial-gradient(at 80% 50%, hsla(340,100%,76%,0.2) 0px, transparent 50%),
        radial-gradient(at 0% 100%, hsla(269,100%,77%,0.2) 0px, transparent 50%),
        radial-gradient(at 80% 100%, hsla(196,100%,77%,0.2) 0px, transparent 50%),
        radial-gradient(at 0% 0%, hsla(212,100%,77%,0.2) 0px, transparent 50%);
    
    /* Glass Effect - Light */
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-bg-solid: rgba(255, 255, 255, 0.95);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    --glass-shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Text Colors - Light */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;
    
    /* Background - Light */
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-tertiary: #e2e8f0;
    
    /* Borders */
    --border-light: rgba(0, 0, 0, 0.05);
    --border-medium: rgba(0, 0, 0, 0.1);
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-2xl: 32px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    
    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
    --z-toast: 400;
    --z-tooltip: 500;
}

/* ===== Dark Mode ===== */
[data-theme="dark"] {
    --glass-bg: rgba(15, 23, 42, 0.8);
    --glass-bg-solid: rgba(15, 23, 42, 0.95);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    
    --border-light: rgba(255, 255, 255, 0.05);
    --border-medium: rgba(255, 255, 255, 0.1);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --glass-bg: rgba(15, 23, 42, 0.8);
        --glass-bg-solid: rgba(15, 23, 42, 0.95);
        --glass-border: rgba(255, 255, 255, 0.1);
        --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
        
        --text-primary: #f1f5f9;
        --text-secondary: #cbd5e1;
        --text-muted: #64748b;
        
        --bg-primary: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        
        --border-light: rgba(255, 255, 255, 0.05);
        --border-medium: rgba(255, 255, 255, 0.1);
    }
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== Animated Background ===== */
.bg-wrapper {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.bg-gradient {
    position: absolute;
    inset: 0;
    background: var(--gradient-mesh);
    background-color: var(--bg-primary);
    animation: meshMove 30s ease-in-out infinite;
}

@keyframes meshMove {
    0%, 100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(30deg); }
}

/* Animated Gradient Orbs */
.bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.6;
    animation: orbFloat 25s ease-in-out infinite;
    will-change: transform, opacity;
}

.bg-orb-1 {
    width: 600px;
    height: 600px;
    background: var(--gradient-primary);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.bg-orb-2 {
    width: 500px;
    height: 500px;
    background: var(--gradient-accent);
    bottom: -150px;
    right: -150px;
    animation-delay: -8s;
}

.bg-orb-3 {
    width: 400px;
    height: 400px;
    background: var(--gradient-secondary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -16s;
}

@keyframes orbFloat {
    0%, 100% { 
        transform: translate(0, 0) scale(1) rotate(0deg);
        opacity: 0.6;
    }
    25% { 
        transform: translate(50px, -50px) scale(1.1) rotate(90deg);
        opacity: 0.7;
    }
    50% { 
        transform: translate(-30px, 30px) scale(0.9) rotate(180deg);
        opacity: 0.5;
    }
    75% { 
        transform: translate(40px, 40px) scale(1.05) rotate(270deg);
        opacity: 0.65;
    }
}

/* Particle Canvas */
#particles-canvas {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

/* Grid Pattern Overlay */
.bg-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

/* ===== Main Layout ===== */
.main-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-lg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===== Header ===== */
.site-header {
    text-align: center;
    padding: var(--space-2xl) 0;
    animation: fadeInDown 0.6s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo-wrapper {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 90px;
    background: white;
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-lg);
    position: relative;
    animation: logoFloat 3s ease-in-out infinite;
    box-shadow: 
        0 10px 40px rgba(99, 102, 241, 0.3),
        0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 0;
    border: 3px solid rgba(99, 102, 241, 0.2);
    overflow: hidden;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.logo-wrapper::before {
    content: '';
    position: absolute;
    inset: -6px;
    background: var(--gradient-primary);
    border-radius: inherit;
    z-index: -1;
    filter: blur(20px);
    opacity: 0.4;
    animation: logoPulse 2s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.05); }
}

.logo-wrapper svg {
    width: 40px;
    height: 40px;
    fill: white;
}

/* Logo Images */
.logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.site-title {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
}

.site-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 400px;
    margin: 0 auto var(--space-lg);
}

/* Connection Status */
.connection-status {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--success);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
}

/* ===== Theme Toggle ===== */
.theme-toggle {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: var(--z-sticky);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-base);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: var(--glass-shadow);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    fill: var(--text-primary);
    transition: var(--transition-base);
}

.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }

[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* ===== Cards ===== */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    transition: var(--transition-base);
    animation: cardEnter 0.5s ease-out backwards;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-base);
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }
.card:nth-child(5) { animation-delay: 0.5s; }
.card:nth-child(6) { animation-delay: 0.6s; }

@keyframes cardEnter {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--glass-shadow-lg);
}

.card:hover::before {
    opacity: 1;
}

/* Card Header */
.card-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.card-icon svg {
    width: 24px;
    height: 24px;
    fill: white;
}

.card-icon.accent { background: var(--gradient-accent); box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3); }
.card-icon.success { background: var(--gradient-success); box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3); }
.card-icon.secondary { background: var(--gradient-secondary); box-shadow: 0 4px 15px rgba(240, 147, 251, 0.3); }

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.card-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ===== IP Display ===== */
.ip-grid {
    display: grid;
    gap: var(--space-md);
}

.ip-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.ip-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-base);
}

.ip-item:hover {
    background: var(--bg-tertiary);
    transform: translateX(4px);
}

.ip-item:hover::before {
    opacity: 1;
}

.ip-item.highlight {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-color: rgba(99, 102, 241, 0.2);
}

.ip-item.highlight::before {
    opacity: 1;
}

.ip-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.ip-label .badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
}

.ip-value-group {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.ip-value {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}

.ip-item.highlight .ip-value {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.1rem;
}

/* Copy Button */
.copy-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: white;
    transition: var(--transition-base);
    flex-shrink: 0;
}

.copy-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.copy-btn:active {
    transform: scale(0.95);
}

.copy-btn svg {
    width: 16px;
    height: 16px;
    pointer-events: none;
}

.copy-btn.copied {
    background: var(--gradient-success);
}

/* Loader */
.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--primary);
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
}

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

/* ===== Info Grid ===== */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
}

.info-item:hover {
    background: var(--bg-tertiary);
    transform: translateY(-2px);
}

.info-label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-label svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
    opacity: 0.7;
}

.info-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    word-break: break-word;
}

.info-value.mono {
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.info-value img {
    vertical-align: middle;
    margin-left: var(--space-xs);
    border-radius: 2px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

/* ===== Speed Test ===== */
.speed-test-container {
    text-align: center;
    padding: var(--space-lg) 0;
}

.speed-display {
    display: flex;
    justify-content: center;
    gap: var(--space-3xl);
    margin-bottom: var(--space-xl);
}

.speed-item {
    text-align: center;
    position: relative;
}

.speed-circle {
    width: 140px;
    height: 140px;
    position: relative;
    margin: 0 auto var(--space-md);
}

.speed-circle svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.speed-circle-bg {
    fill: none;
    stroke: var(--bg-tertiary);
    stroke-width: 8;
}

.speed-circle-progress {
    fill: none;
    stroke: url(#speedGradient);
    stroke-width: 8;
    stroke-linecap: round;
    stroke-dasharray: 377;
    stroke-dashoffset: 377;
    transition: stroke-dashoffset 1s ease-out;
}

.speed-value-container {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.speed-value {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.speed-unit {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.speed-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.speed-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-2xl);
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-full);
    font-size: 1rem;
    font-weight: 600;
    color: white;
    cursor: pointer;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.speed-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.2) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.speed-btn:hover::before {
    transform: translateX(100%);
}

.speed-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.speed-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.speed-btn svg {
    width: 20px;
    height: 20px;
}

/* ===== Map Container ===== */
.map-container {
    width: 100%;
    height: 200px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
    position: relative;
    background: var(--bg-secondary);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.map-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.3);
    opacity: 0;
    transition: var(--transition-base);
    cursor: pointer;
}

.map-container:hover .map-overlay {
    opacity: 1;
}

.map-overlay-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: white;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* ===== Device Info ===== */
.device-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-md);
}

.device-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.device-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-base);
}

.device-item:hover {
    transform: translateY(-2px);
    background: var(--bg-tertiary);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.device-item:hover::before {
    opacity: 1;
}

.device-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--gradient-accent);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

/* Device icon color variations */
.device-item:nth-child(1) .device-icon { background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%); }
.device-item:nth-child(2) .device-icon { background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%); }
.device-item:nth-child(3) .device-icon { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
.device-item:nth-child(4) .device-icon { background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%); }
.device-item:nth-child(5) .device-icon { background: linear-gradient(135deg, #8b5cf6 0%, #d946ef 100%); }
.device-item:nth-child(6) .device-icon { background: linear-gradient(135deg, #ec4899 0%, #f43f5e 100%); }

.device-icon svg {
    width: 20px;
    height: 20px;
    fill: white;
}

.device-info {
    min-width: 0;
}

.device-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.device-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== Security Indicators ===== */
.security-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
}

.security-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
    position: relative;
}

.security-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.security-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
}

.security-icon.success {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.security-icon.success::after {
    content: '';
    position: absolute;
    inset: -3px;
    border: 2px solid var(--success);
    border-radius: 50%;
    opacity: 0.3;
}

.security-icon.warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
    animation: pulse-warning 2s ease-in-out infinite;
}

.security-icon.warning::after {
    content: '';
    position: absolute;
    inset: -3px;
    border: 2px solid var(--warning);
    border-radius: 50%;
    opacity: 0.3;
}

@keyframes pulse-warning {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.security-icon.error {
    background: rgba(239, 68, 68, 0.15);
    color: var(--error);
    animation: pulse-error 1.5s ease-in-out infinite;
}

.security-icon.error::after {
    content: '';
    position: absolute;
    inset: -3px;
    border: 2px solid var(--error);
    border-radius: 50%;
    opacity: 0.3;
}

@keyframes pulse-error {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.security-icon svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.security-info {
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

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

.security-status {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

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

.security-item.warning .security-status {
    color: var(--warning);
}

/* ===== API Section ===== */
.api-section {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-light);
}

.api-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-sm);
}

.api-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.api-chip {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 6px var(--space-md);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: var(--radius-full);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-base);
}

.api-chip:hover {
    background: rgba(99, 102, 241, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(99, 102, 241, 0.2);
}

/* ===== Actions ===== */
.actions-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
    text-decoration: none;
}

.action-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.action-btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.action-btn.primary {
    background: var(--gradient-primary);
    border: none;
    color: white;
}

.action-btn.primary:hover {
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

/* ===== Toast Notifications ===== */
.toast-container {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--glass-bg-solid);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--glass-shadow-lg);
    animation: toastEnter 0.3s ease-out;
    max-width: 400px;
    pointer-events: auto;
}

.toast.toast-out {
    animation: toastExit 0.3s ease-out forwards;
}

@keyframes toastEnter {
    from {
        opacity: 0;
        transform: translateX(100px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes toastExit {
    from {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateX(100px) scale(0.9);
    }
}

.toast-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    flex-shrink: 0;
}

.toast-success .toast-icon {
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.toast-error .toast-icon {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.toast-info .toast-icon {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.toast-icon svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.toast-content {
    flex: 1;
    min-width: 0;
}

.toast-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.toast-message {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 2px;
    font-family: var(--font-mono);
}

/* ===== Footer ===== */
.site-footer {
    text-align: center;
    padding: var(--space-2xl) 0;
    margin-top: auto;
}

.footer-brand {
    margin-bottom: var(--space-lg);
}

.footer-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-base);
}

.footer-logo:hover {
    transform: scale(1.05);
}

.footer-logo.logo-dark {
    display: inline-block;
}

.footer-logo.logo-light {
    display: none;
}

[data-theme="light"] .footer-logo.logo-dark {
    display: none;
}

[data-theme="light"] .footer-logo.logo-light {
    display: inline-block;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-md);
}

.footer-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-base);
}

.footer-link:hover {
    color: var(--primary);
    transform: translateY(-2px);
}

.footer-link svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.footer-copyright {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-copyright a {
    color: var(--primary);
    text-decoration: none;
}

/* ===== Tabs ===== */
.tabs {
    display: flex;
    gap: var(--space-xs);
    padding: var(--space-xs);
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
}

.tab {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: none;
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
}

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

.tab.active {
    background: var(--glass-bg-solid);
    color: var(--primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .main-container {
        padding: var(--space-md);
    }
    
    .site-title {
        font-size: 2rem;
    }
    
    .card {
        padding: var(--space-lg);
        border-radius: var(--radius-xl);
    }
    
    .speed-display {
        flex-direction: column;
        gap: var(--space-xl);
    }
    
    .speed-circle {
        width: 120px;
        height: 120px;
    }
    
    .speed-value {
        font-size: 1.75rem;
    }
    
    .info-grid,
    .device-grid,
    .security-grid {
        grid-template-columns: 1fr;
    }
    
    .ip-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }
    
    .ip-value-group {
        width: 100%;
        justify-content: space-between;
    }
    
    .theme-toggle {
        top: var(--space-md);
        right: var(--space-md);
        width: 40px;
        height: 40px;
    }
    
    .toast-container {
        left: var(--space-md);
        right: var(--space-md);
        bottom: var(--space-md);
    }
    
    .toast {
        max-width: none;
    }
    
    .footer-links {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .actions-row {
        flex-direction: column;
    }
    
    .action-btn {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .site-title {
        font-size: 1.75rem;
    }
    
    .site-subtitle {
        font-size: 1rem;
    }
    
    .logo-wrapper {
        width: 64px;
        height: 64px;
    }
    
    .logo-wrapper svg {
        width: 32px;
        height: 32px;
    }
    
    .logo-img {
        width: 48px;
        height: 48px;
    }
    
    .footer-logo {
        height: 32px;
    }
    
    .card-header {
        flex-direction: column;
        text-align: center;
    }
    
    .tabs {
        flex-direction: column;
    }
    
    .api-chips {
        flex-direction: column;
    }
    
    .api-chip {
        justify-content: center;
    }
}

/* ===== Accessibility ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus States */
.copy-btn:focus-visible,
.action-btn:focus-visible,
.api-chip:focus-visible,
.tab:focus-visible,
.theme-toggle:focus-visible,
.speed-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: var(--text-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ===== Print ===== */
@media print {
    .bg-wrapper,
    .theme-toggle,
    .toast-container,
    .copy-btn,
    .speed-btn,
    .action-btn,
    .map-container {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        break-inside: avoid;
    }
}

/* ===== Enhanced Geolocation Section ===== */
.geo-card {
    overflow: visible;
}

.geo-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    background: var(--gradient-subtle);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.geo-main-location {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.geo-flag {
    border-radius: 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    flex-shrink: 0;
    width: 80px;
    height: 60px;
    object-fit: cover;
}

.country-flag-small {
    border-radius: 3px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
    vertical-align: middle;
    margin-right: var(--space-sm);
    width: 24px;
    height: 18px;
    object-fit: cover;
}

.geo-location-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.geo-city {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

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

.geo-coordinates {
    display: flex;
    align-items: center;
}

.geo-coord {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-primary);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

.geo-info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.geo-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
}

.geo-info-item:hover {
    background: var(--bg-tertiary);
    transform: translateX(4px);
}

.geo-info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--gradient-accent);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.geo-info-icon svg {
    width: 18px;
    height: 18px;
    fill: white;
}

.geo-info-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.geo-info-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.geo-info-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.map-wrapper {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-light);
}

.map-container {
    width: 100%;
    height: 250px;
    position: relative;
    background: var(--bg-secondary);
}

.map-info {
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
}

.map-precision {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.map-precision svg {
    fill: var(--success);
}

.map-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 150px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--border-light);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== Enhanced Network Section ===== */
.network-card {
    overflow: visible;
}

.network-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.isp-display {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.isp-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--gradient-success);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.isp-icon svg {
    width: 24px;
    height: 24px;
    fill: white;
}

.isp-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.isp-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.isp-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.asn-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
}

.asn-label {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.asn-number {
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--primary);
}

.network-details-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.network-detail-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-light);
    transition: var(--transition-base);
}

.network-detail-item:hover {
    background: var(--bg-tertiary);
}

.network-detail-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--primary);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.network-detail-icon.time-icon {
    background: var(--gradient-secondary);
}

.network-detail-icon svg {
    width: 18px;
    height: 18px;
    fill: white;
}

.network-detail-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.network-detail-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.network-detail-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.network-detail-value.live-time {
    font-size: 1.25rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--primary);
    letter-spacing: -0.02em;
}

.live-time-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.live-time-item .network-detail-label {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.live-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
    display: inline-block;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* ===== Responsive for New Sections ===== */
@media (max-width: 640px) {
    .geo-hero {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .geo-info-grid {
        grid-template-columns: 1fr;
    }
    
    .network-hero {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .network-details-grid {
        grid-template-columns: 1fr;
    }
    
    .map-container {
        height: 200px;
    }
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.shimmer {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-tertiary) 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}