/* ===================================
   LOADING SCREEN STYLES
   Portfolio Website - Jerome Aceti
   ================================= */

/* Loading Screen Container */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100svh;
    background: linear-gradient(135deg, var(--primary-white) 0%, var(--primary-cream) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.loading-screen.fade-out {
    opacity: 0;
    visibility: hidden;
}

/* Loading Content Container */
.loading-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    animation: loadingContentFadeIn 1s ease-out;
}

/* Loading Spinner */
.loading-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(135, 206, 235, 0.2);
    border-top: 3px solid var(--accent-blue);
    border-radius: 50%;
    animation: spin 1.2s linear infinite;
    margin-bottom: var(--spacing-sm);
}

/* Loading Text */
.loading-text {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 2px;
    margin-bottom: var(--spacing-md);
    animation: textPulse 2s ease-in-out infinite;
}

/* Loading Bar Container */
.loading-bar {
    width: 200px;
    height: 4px;
    background: rgba(135, 206, 235, 0.2);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

/* Loading Progress Bar */
.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, 
        var(--accent-blue) 0%, 
        var(--accent-blue-light) 50%, 
        var(--accent-blue) 100%);
    border-radius: 2px;
    width: 0%;
    animation: progressFill 2.5s ease-in-out forwards;
    position: relative;
}

/* Loading Progress Shine Effect */
.loading-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.4) 50%, 
        transparent 100%);
    animation: progressShine 2s ease-in-out infinite;
}

/* Keyframe Animations */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes loadingContentFadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes textPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.02);
    }
}

@keyframes progressFill {
    0% {
        width: 0%;
    }
    20% {
        width: 15%;
    }
    40% {
        width: 35%;
    }
    60% {
        width: 60%;
    }
    80% {
        width: 85%;
    }
    100% {
        width: 100%;
    }
}

@keyframes progressShine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Enhanced Loading Screen with Floating Elements */
.loading-screen::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 15%;
    width: 3px;
    height: 3px;
    background: var(--accent-blue);
    border-radius: 50%;
    animation: floatingDot1 4s ease-in-out infinite;
    opacity: 0.6;
}

.loading-screen::after {
    content: '';
    position: absolute;
    bottom: 25%;
    right: 20%;
    width: 2px;
    height: 2px;
    background: var(--accent-blue-light);
    border-radius: 50%;
    animation: floatingDot2 3s ease-in-out infinite;
    opacity: 0.8;
}

@keyframes floatingDot1 {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0.6;
    }
    25% {
        transform: translateY(-20px) translateX(10px);
        opacity: 1;
    }
    50% {
        transform: translateY(-10px) translateX(-15px);
        opacity: 0.4;
    }
    75% {
        transform: translateY(-30px) translateX(5px);
        opacity: 0.8;
    }
}

@keyframes floatingDot2 {
    0%, 100% {
        transform: translateY(0) translateX(0);
        opacity: 0.8;
    }
    33% {
        transform: translateY(-15px) translateX(-10px);
        opacity: 0.4;
    }
    66% {
        transform: translateY(-25px) translateX(8px);
        opacity: 1;
    }
}

/* Responsive Design for Loading Screen */
@media (max-width: 768px) {
    .loading-content {
        gap: var(--spacing-md);
    }
    
    .loading-spinner {
        width: 50px;
        height: 50px;
        border-width: 2px;
    }
    
    .loading-text {
        font-size: 2rem;
        letter-spacing: 1px;
    }
    
    .loading-bar {
        width: 150px;
        height: 3px;
    }
}

@media (max-width: 480px) {
    .loading-content {
        gap: var(--spacing-sm);
    }
    
    .loading-spinner {
        width: 40px;
        height: 40px;
    }
    
    .loading-text {
        font-size: 1.5rem;
        letter-spacing: 0.5px;
    }
    
    .loading-bar {
        width: 120px;
        height: 2px;
    }
}

/* Layout Selector Styles */
.layout-selector {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100svh;
    background: linear-gradient(135deg, var(--primary-white) 0%, var(--primary-cream) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.layout-selector.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.selector-content {
    text-align: center;
    max-width: 600px;
    padding: var(--spacing-xl);
}

.selector-content h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xl);
    animation: fadeIn 1s ease-out;
}

.layout-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    animation: slideInUp 1s ease-out 0.3s both;
}

.layout-btn {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--primary-white);
    border: 2px solid var(--accent-blue);
    border-radius: var(--radius-lg);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.layout-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--accent-blue-light), transparent);
    transition: var(--transition-medium);
}

.layout-btn:hover {
    background: var(--accent-blue);
    color: var(--primary-white);
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

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

.layout-btn:active {
    transform: translateY(-2px);
}

/* Responsive Layout Selector */
@media (max-width: 768px) {
    .selector-content {
        padding: var(--spacing-lg);
    }
    
    .selector-content h2 {
        font-size: 2rem;
        margin-bottom: var(--spacing-lg);
    }
    
    .layout-btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .selector-content {
        padding: var(--spacing-md);
    }
    
    .selector-content h2 {
        font-size: 1.75rem;
        margin-bottom: var(--spacing-md);
    }
    
    .layout-btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 1rem;
    }
}