/**
 * Aurora X - Live Preview Styles
 * ThemeForest Preview Frame Stylesheet
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */

:root {
    --preview-primary: #6366f1;
    --preview-primary-dark: #4f46e5;
    --preview-secondary: #ec4899;
    --preview-gradient: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
    
    --preview-bg: #ffffff;
    --preview-bg-secondary: #f8fafc;
    --preview-text: #1e293b;
    --preview-text-muted: #64748b;
    --preview-border: #e2e8f0;
    
    --preview-toolbar-height: 60px;
    --preview-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --preview-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    
    --preview-radius: 8px;
    --preview-transition: 0.2s ease;
}

/* Dark Mode */
[data-theme="dark"] {
    --preview-bg: #0f172a;
    --preview-bg-secondary: #1e293b;
    --preview-text: #f1f5f9;
    --preview-text-muted: #94a3b8;
    --preview-border: #334155;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--preview-text);
    background: var(--preview-bg-secondary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* ==========================================================================
   Preview Toolbar
   ========================================================================== */

.preview-toolbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--preview-toolbar-height);
    background: var(--preview-bg);
    border-bottom: 1px solid var(--preview-border);
    z-index: 1000;
    box-shadow: var(--preview-shadow);
}

.preview-toolbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 20px;
    gap: 20px;
}

/* Logo */
.preview-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.preview-logo-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--preview-gradient);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.preview-logo-icon::before {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    top: -4px;
    right: -4px;
}

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

.preview-logo-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--preview-text);
}

.preview-badge {
    padding: 2px 8px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--preview-primary);
    background: rgba(99, 102, 241, 0.1);
    border-radius: 4px;
}

/* Page Selector */
.preview-pages {
    flex: 1;
    max-width: 300px;
}

.preview-select {
    width: 100%;
    padding: 10px 36px 10px 14px;
    font-size: 14px;
    font-family: inherit;
    color: var(--preview-text);
    background-color: var(--preview-bg-secondary);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='none' viewBox='0 0 24 24' stroke='%2364748b'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 18px;
    border: 1px solid var(--preview-border);
    border-radius: var(--preview-radius);
    cursor: pointer;
    transition: var(--preview-transition);
    appearance: none;
    -webkit-appearance: none;
}

.preview-select:hover {
    border-color: var(--preview-primary);
}

.preview-select:focus {
    outline: none;
    border-color: var(--preview-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.preview-select optgroup {
    font-weight: 600;
    color: var(--preview-text);
}

.preview-select option {
    padding: 8px;
    font-weight: 400;
}

/* Device Switcher */
.preview-devices {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px;
    background: var(--preview-bg-secondary);
    border-radius: var(--preview-radius);
    border: 1px solid var(--preview-border);
}

.device-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    color: var(--preview-text-muted);
    background: transparent;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--preview-transition);
}

.device-btn:hover {
    color: var(--preview-text);
    background: var(--preview-bg);
}

.device-btn.active {
    color: var(--preview-primary);
    background: var(--preview-bg);
    box-shadow: var(--preview-shadow);
}

/* Actions */
.preview-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.preview-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 14px;
    font-size: 14px;
    font-weight: 500;
    color: var(--preview-text-muted);
    background: var(--preview-bg-secondary);
    border: 1px solid var(--preview-border);
    border-radius: var(--preview-radius);
    cursor: pointer;
    transition: var(--preview-transition);
    text-decoration: none;
}

.preview-btn:hover {
    color: var(--preview-text);
    border-color: var(--preview-text-muted);
}

.preview-btn-primary {
    color: white;
    background: var(--preview-gradient);
    border: none;
    padding: 10px 20px;
}

.preview-btn-primary:hover {
    color: white;
    opacity: 0.9;
    transform: translateY(-1px);
}

/* ==========================================================================
   Preview Frame
   ========================================================================== */

.preview-frame-container {
    position: fixed;
    top: var(--preview-toolbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 20px;
    background: var(--preview-bg-secondary);
    overflow: auto;
}

.preview-frame-wrapper {
    width: 100%;
    height: 100%;
    background: var(--preview-bg);
    border-radius: var(--preview-radius);
    box-shadow: var(--preview-shadow-lg);
    overflow: hidden;
    transition: width 0.3s ease, height 0.3s ease;
}

/* Device Sizes */
.preview-frame-wrapper.desktop {
    width: 100%;
    max-width: none;
}

.preview-frame-wrapper.tablet {
    width: 768px;
    max-width: 100%;
}

.preview-frame-wrapper.mobile {
    width: 375px;
    max-width: 100%;
}

#preview-frame {
    width: 100%;
    height: 100%;
    border: none;
    background: white;
}

/* ==========================================================================
   Loading Overlay
   ========================================================================== */

.preview-loading {
    position: fixed;
    top: var(--preview-toolbar-height);
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: var(--preview-bg);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.preview-loading.active {
    opacity: 1;
    visibility: visible;
}

.preview-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--preview-border);
    border-top-color: var(--preview-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.preview-loading p {
    color: var(--preview-text-muted);
    font-size: 14px;
}

/* ==========================================================================
   Features Panel
   ========================================================================== */

.preview-features {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100;
}

.features-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--preview-text);
    background: var(--preview-bg);
    border: 1px solid var(--preview-border);
    border-radius: var(--preview-radius);
    cursor: pointer;
    box-shadow: var(--preview-shadow);
    transition: var(--preview-transition);
}

.features-toggle:hover {
    border-color: var(--preview-primary);
}

.features-content {
    position: absolute;
    bottom: 100%;
    right: 0;
    width: 220px;
    margin-bottom: 10px;
    padding: 16px;
    background: var(--preview-bg);
    border: 1px solid var(--preview-border);
    border-radius: var(--preview-radius);
    box-shadow: var(--preview-shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--preview-transition);
}

.features-content.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.features-content h4 {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--preview-text-muted);
    margin-bottom: 12px;
}

.features-content ul {
    list-style: none;
}

.features-content li {
    padding: 6px 0;
    font-size: 13px;
    color: var(--preview-text);
    border-bottom: 1px solid var(--preview-border);
}

.features-content li:last-child {
    border-bottom: none;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 900px) {
    .preview-toolbar-inner {
        padding: 0 12px;
        gap: 12px;
    }
    
    .preview-logo-text {
        display: none;
    }
    
    .preview-badge {
        display: none;
    }
    
    .preview-pages {
        max-width: 200px;
    }
    
    .preview-btn span {
        display: none;
    }
}

@media (max-width: 600px) {
    .preview-devices {
        display: none;
    }
    
    .preview-pages {
        max-width: 160px;
    }
    
    .preview-frame-container {
        padding: 10px;
    }
    
    .preview-features {
        bottom: 10px;
        right: 10px;
    }
}

/* ==========================================================================
   Print
   ========================================================================== */

@media print {
    .preview-toolbar,
    .preview-features {
        display: none;
    }
    
    .preview-frame-container {
        top: 0;
        padding: 0;
    }
    
    .preview-frame-wrapper {
        border-radius: 0;
        box-shadow: none;
    }
}