@import url('/public/css/xplug-responsive.css');

/**
 * Xplug Portal Transition Overlay Styles
 * Self-contained CSS for portal entry transitions
 */

/* Base Overlay */
.xplug-transition-overlay {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: #0a0a0a;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: all;
}

.xplug-transition-overlay.phase-visible {
    opacity: 1;
}

.xplug-transition-overlay.phase-fade-out {
    opacity: 0;
    transition: opacity 0.5s ease;
}

.xplug-transition-content {
    text-align: center;
    color: #ffffff;
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', 'Courier New', monospace;
    font-size: 1rem;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* Transition A: OS Boot Style */
.xplug-transition-boot-text {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    opacity: 0;
    transition: opacity 0.4s ease;
    color: rgba(34, 197, 94, 0.9);
    text-shadow: 0 0 20px rgba(34, 197, 94, 0.3);
}

.xplug-transition-overlay.phase-boot .xplug-transition-boot-text {
    opacity: 1;
}

.xplug-transition-boot-lines {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.xplug-transition-line {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    color: rgba(255, 255, 255, 0.7);
}

/* Transition B: Reading Mode */
.xplug-transition-reading {
    max-width: 600px;
    padding: 2rem;
}

.xplug-transition-reading-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.95);
    letter-spacing: -0.02em;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.xplug-transition-overlay.phase-reading .xplug-transition-reading-title {
    opacity: 1;
}

.xplug-transition-reading-subtitle {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    opacity: 0;
    transition: opacity 0.4s ease 0.2s;
}

.xplug-transition-overlay.phase-reading .xplug-transition-reading-subtitle {
    opacity: 1;
}

/* Paper surface effect for reading mode */
.xplug-transition-overlay.xplug-transition-reading-mode {
    background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 100%);
}

.xplug-transition-overlay.xplug-transition-reading-mode::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(255, 255, 255, 0.02) 2px,
            rgba(255, 255, 255, 0.02) 4px
        );
    opacity: 0.3;
    pointer-events: none;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .xplug-transition-overlay,
    .xplug-transition-boot-text,
    .xplug-transition-line,
    .xplug-transition-reading-title,
    .xplug-transition-reading-subtitle {
        transition: none !important;
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }
}