/*
 * style.css
 * Defines the POPVAI landing experience, covering layout, typography,
 * and the premium animated accents that elevate the brand reveal.
 */
:root {
    /* Brand Colors */
    --popvai-purple: #7B2CBF; /* Vibrant Purple */
    --popvai-purple-dark: #480ca8; /* Deeper purple for gradient start */
    --popvai-purple-neon: #b5179e; /* Neon accent */
    --popvai-yellow: #FFD60A; /* Vibrant Yellow */
    --popvai-yellow-glow: #ffee32; /* Lighter yellow for glow */
    
    /* UI Colors */
    --text-white: #FFFFFF;
    --text-off-white: #E0E0E0;
    --bg-desktop: #050505; /* Nearly black */
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Border Radius */
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 32px;
}

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

body {
    font-family: 'Outfit', sans-serif; /* Modern Geometric Sans */
    background-color: var(--bg-desktop);
    color: var(--text-white);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    line-height: 1.5;
    overflow-x: hidden;
}

.phone-wrapper {
    width: 100%;
    min-height: 100vh; /* Changed to min-height to allow scrolling */
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-sm);
}

.app-container {
    width: 100%;
    max-width: 400px; /* Mobile frame width */
    min-height: 100%; /* Allow to grow */
    /* Removed fixed height/max-height constraints for scrolling */
    
    /* Futuristic Gradient: Deep Space Purple to Neon Yellow */
    background: linear-gradient(to bottom, 
        var(--popvai-purple-dark) 0%, 
        var(--popvai-purple) 50%, 
        var(--popvai-yellow) 100%);
        
    border-radius: var(--radius-lg);
    /* Neon Glow Shadow around the phone */
    box-shadow: 
        0 0 20px rgba(123, 44, 191, 0.3),
        0 20px 50px rgba(0, 0, 0, 0.8), 
        inset 0 0 0 1px rgba(255, 255, 255, 0.1);
        
    display: flex;
    flex-direction: column;
    overflow: hidden; /* Keep for desktop radius, override on mobile */
    position: relative;
}

/* Mobile Override */
@media (max-width: 480px) {
    .phone-wrapper {
        padding: 0;
        min-height: 100vh;
        align-items: flex-start;
    }
    .app-container {
        max-width: 100%;
        min-height: 100vh;
        border-radius: 0;
        box-shadow: none;
        overflow-y: visible; /* Allow body scroll */
    }
    
    .link-wrapper {
        margin-top: 0;
        margin-bottom: 10px; /* Small gap before text */
        padding: 0;
    }
    
    .app-main {
        flex-grow: 0; /* Don't expand on mobile */
        justify-content: flex-start; /* Align to top */
        padding-top: 10px;
        padding-bottom: 10px;
    }
    
    .announcement-text {
        margin-top: 0; /* No top margin */
        margin-bottom: 0.5rem;
    }
    
    .timer-grid {
        margin-bottom: 0.5rem; /* Tighten gap on mobile */
    }
    
    .app-footer {
        margin-top: 0; /* Remove extra space on mobile */
        padding-top: 0.5rem; /* Minimal top padding */
    }
}

/* Header */
.app-header {
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-xs); /* Drastically reduced top/bottom padding */
    text-align: center;
    flex-shrink: 0;
    position: relative;
    z-index: 2;
}

.logo {
    max-width: 250px;
    height: auto;
    filter: drop-shadow(0 0 15px rgba(255, 255, 255, 0.3)); /* Logo Glow */
    animation: float 6s ease-in-out infinite;
    margin-top: -35; /* Reset negative margin */
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

/* Main Content */
.app-main {
    flex-grow: 0; /* Changed from 1 to prevent pushing footer away */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start; /* Changed from center to allow compact layout */
    text-align: center;
    padding-left: 20px;
    padding-right: 20px;
    padding-top: 20px; /* Add top padding for spacing from header */
    padding-bottom: 20px; /* Add bottom padding */
    position: relative;
    z-index: 2;
}

.title {
    font-family: 'Space Grotesk', sans-serif; /* Tech Font */
    font-size: 1.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--popvai-yellow);
    text-shadow: 0 0 10px rgba(255, 214, 10, 0.5); /* Text Neon Glow */
}

.announcement-text {
    font-size: 1.6rem;
    color: var(--text-white);
    margin-bottom: var(--spacing-sm); /* Reduced from md */
    margin-top: 0; /* Ensure no top margin pushing it away */
    font-weight: 400;
}

.announcement-text strong {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--popvai-yellow);
    font-size: 2.3rem;
    display: block;
    margin-top: var(--spacing-xs);
    text-shadow: 0 0 20px rgba(255, 214, 10, 0.3);
}

/* Futuristic Glassmorphism Countdown */
.timer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    width: 100%;
    margin-bottom: var(--spacing-sm); /* Reduced from md to tighten gap to footer */
}

.timer-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    /* Glass Effect */
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-sm) var(--spacing-xs);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.3s ease;
}

.timer-item:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 214, 10, 0.3);
    background: rgba(255, 255, 255, 0.1);
}

.time-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-white);
    line-height: 1;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.time-label {
    font-size: 0.6rem;
    text-transform: uppercase;
    color: var(--popvai-yellow-pale);
    margin-top: 8px;
    letter-spacing: 1px;
    font-weight: 600;
}

/* Link Wrapper - Centered Container */
.link-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 0; /* No top margin */
    margin-bottom: 0; /* No bottom margin */
    padding: 0; /* No padding */
    isolation: isolate; /* Keep halo layers beneath the button */
}

/* Radiating halo layers that emanate from the button */
.link-wrapper::before,
.link-wrapper::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    border-radius: 999px;
    pointer-events: none;
    z-index: 0;
    background: radial-gradient(circle,
        rgba(255, 215, 0, 0.45) 0%,
        rgba(212, 175, 55, 0.25) 35%,
        rgba(255, 140, 0, 0.15) 55%,
        rgba(255, 140, 0, 0) 80%
    );
    filter: blur(12px);
}

.link-wrapper::before {
    width: 220%;
    height: 220%;
    transform: translate(-50%, -50%) scale(0.7);
    animation: radiate-pulse 4s ease-out infinite;
}

.link-wrapper::after {
    width: 320%;
    height: 320%;
    transform: translate(-50%, -50%) scale(0.9);
    opacity: 0.6;
    animation: radiate-pulse-soft 6s ease-out infinite;
}

/* Mobile specific overrides */
@media (max-width: 480px) {
    .link-wrapper {
        margin-top: 0;
        margin-bottom: 10px; /* Small gap before text */
        padding: 0;
    }
}

/* Removed .link-bg as requested */

/* High-Tech Gold Bar Button with Shine Effect */
.website-link {
    position: relative;
    z-index: 2;
    font-family: 'Poppins', sans-serif;
    font-weight: 800;
    font-size: 1.4rem;
    letter-spacing: 1px;
    text-decoration: none;
    
    /* Glass Container Dimensions */
    padding: 1.2rem 3rem;
    border-radius: 50px;
    
    /* Rich Gold Bar Background with Metallic Gradient */
    background: linear-gradient(135deg, 
        #FFD700 0%,     /* Bright gold highlight */
        #D4AF37 25%,    /* Rich gold bar color */
        #B8941D 50%,    /* Deeper gold shadow */
        #D4AF37 75%,    /* Rich gold bar color */
        #FFD700 100%    /* Bright gold highlight */
    );
    background-size: 200% 200%;
    
    /* Gold Border with Shine */
    border: 3px solid #ffe600; /* Darker gold/orange border */
    
    /* Radiant Gold Glow and Metallic Depth */
    box-shadow: 
        0 0 30px rgba(212, 175, 55, 0.8),        /* Primary golden aura */
        0 0 60px rgba(255, 215, 0, 0.6),         /* Extended golden glow */
        inset 0 0px 0px rgba(255, 255, 255, 0.4), /* Top metallic shine */
        inset 0 0px 0px rgba(139, 69, 19, 0.3);  /* Bottom shadow depth */

    color: #d10000; /* High-contrast white text for the luminous gold */
    /* Animations: Float + Expand/Deflate + Background Shimmer */
    animation: 
        float-link 4s ease-in-out infinite, 
        text-expand-deflate 2s ease-in-out infinite,
        gold-shimmer 3s linear infinite;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block; /* Required for transform to work on text */
    overflow: hidden; /* Clip shine effect */
}

@keyframes text-expand-deflate {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1); /* Expand by 10% */
    }
}

/* Sweeping Shine Effect using Pseudo-element */
.website-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.1) 20%,
        rgba(255, 255, 255, 0.8) 50%,  /* Bright white shine in center */
        rgba(255, 255, 255, 0.1) 80%,
        transparent 100%
    );
    transform: skewX(-20deg); /* Diagonal sweep effect */
    z-index: 0; /* Behind text content */
    mix-blend-mode: overlay; /* Blend with background, preserve text */
    animation: shine-sweep 4s ease-in-out infinite;
}

/* Gold Background Shimmer Animation */
@keyframes gold-shimmer {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Sweeping Shine Animation */
@keyframes shine-sweep {
    0% {
        left: -150%;
    }
    50% {
        left: 150%;
    }
    100% {
        left: 150%;
    }
}

.website-link:hover {
    transform: scale(1.08) translateY(-8px);
    box-shadow: 
        0 0 50px rgba(212, 175, 55, 1),          /* Intense golden aura */
        0 0 80px rgba(255, 215, 0, 0.8),         /* Extended bright glow */
        0 10px 30px rgba(212, 175, 55, 0.6),     /* Drop shadow */
        inset 0 2px 20px rgba(255, 255, 255, 0.6), /* Enhanced top shine */
        inset 0 -2px 20px rgba(139, 69, 19, 0.4);  /* Enhanced bottom depth */
    border-color: #FFD700; /* Bright gold border on hover */
    filter: brightness(1.2); /* Brighten the gold on hover */
}

/* Secondary Shine Layer for Extra Sparkle */
.website-link::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.4) 50%,
        transparent 100%
    );
    transform: skewX(-20deg);
    z-index: 0; /* Behind text content */
    mix-blend-mode: overlay; /* Blend with background, preserve text */
    animation: sparkle-sweep 6s ease-in-out infinite;
    animation-delay: 2s; /* Offset from main shine */
}

@keyframes sparkle-sweep {
    0% {
        left: -100%;
    }
    30% {
        left: 150%;
    }
    100% {
        left: 150%;
    }
}

/* Radiating halo pulses */
@keyframes radiate-pulse {
    0% {
        transform: translate(-50%, -50%) scale(0.6);
        opacity: 0.6;
    }
    60% {
        transform: translate(-50%, -50%) scale(1.3);
        opacity: 0.15;
    }
    100% {
        transform: translate(-50%, -50%) scale(0.6);
        opacity: 0;
    }
}

@keyframes radiate-pulse-soft {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0.45;
    }
    70% {
        transform: translate(-50%, -50%) scale(1.6);
        opacity: 0.1;
    }
    100% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 0;
    }
}

@keyframes float-link {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

/* Particles (Stars) */
.particle {
    position: absolute;
    /* 4-Point Star / Sparkle Shape */
    clip-path: polygon(50% 0%, 61% 35%, 100% 50%, 61% 65%, 50% 100%, 39% 65%, 0% 50%, 39% 35%);
    background: rgb(22, 173, 211); /* Base color, tinted by JS */
    pointer-events: none;
    z-index: 1;
    aspect-ratio: 1;
}

@keyframes float-up {
    0% {
        transform: translateY(0) scale(0.5);
        opacity: 0;
    }
    50% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-40px) scale(0);
        opacity: 0;
    }
}

@keyframes float-down {
    0% {
        transform: translateY(0) scale(0.5);
        opacity: 0;
    }
    50% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(40px) scale(0);
        opacity: 0;
    }
}

/* Footer */
.app-footer {
    padding: var(--spacing-xs) var(--spacing-md) var(--spacing-xs); /* Further reduced top padding */
    text-align: center;
    background: transparent;
    position: relative;
    z-index: 2;
    margin-top: 0; /* Remove auto margin to pull closer */
}

.footer-text {
    font-size: 0.9rem;
    /* Dark purple text for contrast on yellow bottom */
    color: #2d0a4e; 
    font-weight: 600;
    margin-bottom: 0; /* Removed margin to pull closer to bottom */
    max-width: 80%;
    margin-left: auto;
    margin-right: auto;
}

.contact-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.contact-hint {
    font-size: 0.85rem;
    color: #2d0a4e;
    font-weight: 500;
}

.btn-primary {
    /* Futuristic Button */
    background: linear-gradient(135deg, var(--popvai-purple) 0%, var(--popvai-purple-dark) 100%);
    color: var(--text-white);
    text-decoration: none;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    /* Enhanced Glow Shadow and Border */
    box-shadow: 0 0 15px rgba(123, 44, 191, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(123, 44, 191, 0.5); /* Subtle purple border */
    position: relative;
    overflow: hidden;
    animation: button-pulse 3s infinite;
    WIDTH: 80%;
}

@keyframes button-pulse {
    0% { box-shadow: 0 0 15px rgba(123, 44, 191, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.2); border-color: rgba(123, 44, 191, 0.5); }
    50% { box-shadow: 0 0 25px rgba(123, 44, 191, 0.8), 0 0 0 2px rgba(255, 255, 255, 0.4); border-color: rgba(123, 44, 191, 0.8); }
    100% { box-shadow: 0 0 15px rgba(123, 44, 191, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.2); border-color: rgba(123, 44, 191, 0.5); }
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: 0.5s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(123, 44, 191, 0.5);
    border-color: rgba(255, 214, 10, 0.5);
}

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

.btn-primary:active {
    transform: translateY(-1px);
}