/* === SPLASH SCREEN STYLES === */
.splash-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #005C4B 0%, #008069 50%, #00A884 100%);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity;
}

.splash-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.splash-content {
    text-align: center;
    animation: splashContentFadeIn 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: center;
}

/* WhatsApp Logo Animation */
.splash-logo {
    margin-bottom: 24px;
    animation: 
        logoFloat 2s ease-in-out infinite,
        logoGlow 2s ease-in-out infinite alternate;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
}

.splash-logo svg {
    width: 80px;
    height: 80px;
    animation: logoSpin 20s linear infinite;
}

/* Splash Text Styling */
.splash-text {
    color: white;
    font-size: 28px;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 32px;
    opacity: 0.9;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    animation: textFadeIn 1s ease-out 0.3s both;
}

/* Progress Bar Container */
.splash-progress {
    width: 140px;
    height: 4px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
    position: relative;
    animation: progressContainerFadeIn 0.8s ease-out 0.6s both;
}

/* Progress Bar Animation */
.splash-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0.8) 0%, 
        rgba(255, 255, 255, 1) 50%, 
        rgba(255, 255, 255, 0.8) 100%);
    border-radius: 2px;
    animation: 
        progressBarFill 1.5s ease-in-out infinite,
        progressBarShimmer 2s ease-in-out infinite;
    transform-origin: left;
    will-change: transform;
}

/* Progress Bar Glow Effect */
.splash-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 50%, 
        transparent 100%);
    animation: progressGlow 2s ease-in-out infinite;
    border-radius: 2px;
}

/* Platform-Specific Splash Screens */
/* iOS Notch Devices */
@media only screen and (device-width: 375px) and (device-height: 812px) and (-webkit-device-pixel-ratio: 3) {
    .splash-content {
        padding-top: 44px; /* Notch height */
    }
}

/* iPhone 14/15 Pro Max */
@media only screen and (device-width: 430px) and (device-height: 932px) and (-webkit-device-pixel-ratio: 3) {
    .splash-content {
        padding-top: 47px; /* Dynamic Island area */
    }
}

/* Android Status Bar Area */
.splash-screen::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: env(safe-area-inset-top, 0);
    background: #00453A;
}

/* Loading Dots (Alternative Animation) */
.splash-loading-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.splash-dot {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: dotPulse 1.4s ease-in-out infinite;
}

.splash-dot:nth-child(1) { animation-delay: 0s; }
.splash-dot:nth-child(2) { animation-delay: 0.2s; }
.splash-dot:nth-child(3) { animation-delay: 0.4s; }

/* Connection Status in Splash */
.splash-status {
    position: absolute;
    bottom: 40px;
    left: 0;
    right: 0;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 13px;
    animation: statusFadeIn 1s ease-out 1s both;
}

/* Loading Percentage (Optional) */
.splash-percentage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 48px;
    font-weight: 300;
    opacity: 0.3;
    pointer-events: none;
}

/* App Version Info */
.splash-version {
    position: absolute;
    bottom: 16px;
    right: 16px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 11px;
    font-family: monospace;
}

/* === ANIMATIONS === */

/* Content Fade In */
@keyframes splashContentFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Logo Floating Effect */
@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Logo Glow Effect */
@keyframes logoGlow {
    0% {
        filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.2));
    }
    100% {
        filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.3));
    }
}

/* Logo Spin (Slow rotation) */
@keyframes logoSpin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* Text Fade In */
@keyframes textFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 0.9;
        transform: translateY(0);
    }
}

/* Progress Bar Fill Animation */
@keyframes progressBarFill {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(300%);
    }
}

/* Progress Bar Shimmer */
@keyframes progressBarShimmer {
    0%, 100% {
        opacity: 0.8;
    }
    50% {
        opacity: 1;
    }
}

/* Progress Container Fade In */
@keyframes progressContainerFadeIn {
    from {
        opacity: 0;
        transform: scaleX(0.8);
    }
    to {
        opacity: 1;
        transform: scaleX(1);
    }
}

/* Progress Glow Effect */
@keyframes progressGlow {
    0%, 100% {
        opacity: 0;
    }
    50% {
        opacity: 0.3;
    }
}

/* Loading Dots Animation */
@keyframes dotPulse {
    0%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    50% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Status Text Fade In */
@keyframes statusFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 0.7;
        transform: translateY(0);
    }
}

/* === REDUCED MOTION SUPPORT === */
@media (prefers-reduced-motion: reduce) {
    .splash-logo,
    .splash-progress-bar,
    .splash-dot,
    .splash-logo svg {
        animation: none !important;
    }
    
    .splash-progress-bar {
        width: 100%;
        animation: none;
        background: rgba(255, 255, 255, 0.6);
    }
    
    .splash-content {
        animation: none;
    }
    
    .splash-text {
        animation: none;
        opacity: 0.9;
    }
    
    .splash-progress {
        animation: none;
        opacity: 1;
    }
    
    .splash-progress::after {
        display: none;
    }
}

/* === DARK MODE SPLASH (Auto-detected) === */
@media (prefers-color-scheme: dark) {
    .splash-screen {
        background: linear-gradient(135deg, #0C151B 0%, #111B21 50%, #1F2C34 100%);
    }
    
    .splash-logo svg path {
        fill: #00A884;
    }
    
    .splash-progress {
        background: rgba(0, 168, 132, 0.15);
    }
    
    .splash-progress-bar {
        background: linear-gradient(90deg, 
            rgba(0, 168, 132, 0.6) 0%, 
            rgba(0, 168, 132, 1) 50%, 
            rgba(0, 168, 132, 0.6) 100%);
    }
}

/* === HIGH CONTRAST MODE === */
@media (prefers-contrast: high) {
    .splash-screen {
        background: #005C4B;
    }
    
    .splash-progress {
        background: white;
        border: 1px solid black;
    }
    
    .splash-progress-bar {
        background: black;
    }
}

/* === LOADING STATES FOR APP CONTENT === */
.app-loading {
    position: relative;
}

.app-loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: loadingShimmer 1.5s ease-in-out infinite;
    z-index: 1;
    pointer-events: none;
}

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

/* === SPLASH SCREEN RESPONSIVE BREAKPOINTS === */

/* Tablet */
@media (min-width: 768px) and (max-width: 1024px) {
    .splash-logo svg {
        width: 100px;
        height: 100px;
    }
    
    .splash-text {
        font-size: 32px;
    }
    
    .splash-progress {
        width: 200px;
        height: 5px;
    }
}

/* Desktop */
@media (min-width: 1025px) {
    .splash-screen {
        max-width: 800px;
        max-height: 600px;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        border-radius: 24px;
        overflow: hidden;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    }
    
    .splash-logo svg {
        width: 120px;
        height: 120px;
    }
    
    .splash-text {
        font-size: 36px;
    }
    
    .splash-progress {
        width: 300px;
        height: 6px;
    }
}

/* Landscape Orientation */
@media (orientation: landscape) and (max-height: 600px) {
    .splash-content {
        transform: scale(0.8);
    }
    
    .splash-text {
        margin-bottom: 16px;
    }
    
    .splash-status {
        bottom: 20px;
    }
}

/* Foldable Devices */
@media (screen-spanning: single-fold-vertical) {
    .splash-screen {
        width: 100vw;
        height: 100vh;
    }
}

/* Print Styles (Hide Splash) */
@media print {
    .splash-screen {
        display: none !important;
    }
}