/* Design System & Global Styles */
:root, body.theme-neon-violet {
    --bg-main: #0a0813;
    --bg-surface: #131127;
    --bg-surface-hover: #1c1837;
    --border-color: rgba(139, 92, 246, 0.15);
    --border-color-focus: rgba(139, 92, 246, 0.4);
    
    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-text-dark: #0f172a;
    
    --primary: #8b5cf6;
    --primary-hover: #7c3aed;
    --primary-glow: rgba(139, 92, 246, 0.3);
    
    --accent: #06b6d4;
    --accent-hover: #0891b2;
    --accent-glow: rgba(6, 182, 212, 0.3);
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    --font-sans: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    --shadow-premium: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --glass-bg: rgba(19, 17, 39, 0.6);
    --glass-blur: blur(12px);
}

body.theme-amber-gold {
    --bg-main: #0b0a07;
    --bg-surface: #17140e;
    --bg-surface-hover: #242016;
    --border-color: rgba(217, 119, 6, 0.15);
    --border-color-focus: rgba(217, 119, 6, 0.4);
    
    --primary: #d97706;
    --primary-hover: #b45309;
    --primary-glow: rgba(217, 119, 6, 0.3);
    
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --accent-glow: rgba(245, 158, 11, 0.3);
    
    --glass-bg: rgba(23, 20, 14, 0.6);
    --color-text: #f3f4f6;
    --color-text-muted: #9ca3af;
}

body.theme-crimson-ruby {
    --bg-main: #0f070a;
    --bg-surface: #1f0f15;
    --bg-surface-hover: #2f1720;
    --border-color: rgba(225, 29, 72, 0.15);
    --border-color-focus: rgba(225, 29, 72, 0.4);
    
    --primary: #e11d48;
    --primary-hover: #be123c;
    --primary-glow: rgba(225, 29, 72, 0.3);
    
    --accent: #fda4af;
    --accent-hover: #f43f5e;
    --accent-glow: rgba(253, 164, 175, 0.3);
    
    --glass-bg: rgba(31, 15, 21, 0.6);
    --color-text: #f8fafc;
    --color-text-muted: #cbd5e1;
}

body.theme-light-premium {
    --bg-main: #f8fafc;
    --bg-surface: #ffffff;
    --bg-surface-hover: #e2e8f0;
    --border-color: rgba(15, 23, 42, 0.08);
    --border-color-focus: rgba(99, 102, 241, 0.3);
    
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.2);
    
    --accent: #0ea5e9;
    --accent-hover: #0284c7;
    --accent-glow: rgba(14, 165, 233, 0.2);
    
    --glass-bg: rgba(255, 255, 255, 0.7);
    --color-text: #0f172a;
    --color-text-muted: #475569;
    --shadow-premium: 0 8px 32px 0 rgba(15, 23, 42, 0.08);
}

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

body {
    background-color: var(--bg-main);
    color: var(--color-text);
    font-family: var(--font-sans);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Glassmorphism Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--shadow-premium);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}
.glass-card:hover {
    border-color: rgba(139, 92, 246, 0.25);
}

/* App Container Layout */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Global Header Style */
.global-header {
    background: rgba(10, 8, 19, 0.85);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-wrapper {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px var(--primary-glow);
}

.logo-icon {
    color: #fff;
    width: 24px;
    height: 24px;
}

.logo-text h1 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #fff, var(--color-text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-text span {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Simulator Bar */
.simulator-selector-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 14px;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.simulator-selector-wrapper label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
    border-radius: 6px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #a78bfa);
    color: #ffffff;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--primary-glow);
}
.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--color-text);
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-glow {
    position: relative;
    overflow: hidden;
}
.btn-glow::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg);
    transition: 0.5s;
    opacity: 0;
}
.btn-glow:hover::after {
    left: 120%;
    opacity: 1;
}

/* Modals */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(5, 4, 10, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-container {
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(30px);
    transition: transform var(--transition-smooth);
}

.modal-overlay.active .modal-container {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.modal-header h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
}

.btn-close-modal {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: color var(--transition-fast);
}

.btn-close-modal:hover {
    color: var(--danger);
}

.modal-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 10px;
}

/* Inputs & Form Groups */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group.row-group {
    flex-direction: row;
    align-items: center;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group input[type="date"],
.form-group input[type="password"],
.form-group textarea,
.premium-select {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 12px;
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.premium-select:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 10px rgba(139, 92, 246, 0.2);
}

.premium-select option {
    background: var(--bg-surface);
    color: var(--color-text);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.9rem;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* Views & Routing Switching */
.view-panel {
    display: none;
    flex: 1;
}

.view-panel.active {
    display: flex;
}

/* Main Content Wrapper */
.main-content {
    display: flex;
    flex: 1;
    min-height: calc(100vh - 75px);
}