/**
 * Vexstorm Preloader — Animation & Overlay Styles
 * Supports 6 animation types: spin, bounce, pulse, orbit, slideshow, fade
 * CSS custom properties set inline by PHP for per-site color theming.
 *
 * Copyright 2026 Vexstorm Studios
 * Christopher Andrzejewski
 */

/* ================================================================
   Overlay — Full-screen fixed cover
   ================================================================ */
.vex-preloader {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s, transform 0.5s;
}

.vex-preloader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
}

/* Shared logo styling */
.vex-preloader-logo {
    max-width: 80px;
    max-height: 80px;
    object-fit: contain;
    display: block;
}

/* Phrase text */
.vex-preloader-phrase {
    margin-top: 18px;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.3px;
    opacity: 0.85;
    max-width: 360px;
}

/* ================================================================
   Exit Transitions (applied by JS on dismiss)
   ================================================================ */
.vex-preloader-exit-fade {
    opacity: 0 !important;
}
.vex-preloader-exit-top {
    opacity: 0 !important;
    transform: translateY(-100%) !important;
}
.vex-preloader-exit-bottom {
    opacity: 0 !important;
    transform: translateY(100%) !important;
}
.vex-preloader-exit-left {
    opacity: 0 !important;
    transform: translateX(-100%) !important;
}
.vex-preloader-exit-right {
    opacity: 0 !important;
    transform: translateX(100%) !important;
}

/* ================================================================
   Animation 1: Spin — Two semi-circle arcs rotating in opposite directions
   ================================================================ */
.vex-preloader-spin {
    position: relative;
    width: 100px;
    height: 100px;
}

.vex-preloader-spin .vex-preloader-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 48px;
    max-height: 48px;
}

.vex-preloader-spin-arc {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 3px solid transparent;
}

.vex-preloader-spin-arc-1 {
    border-top-color: var(--vex-pl-primary, #4dbfcd);
    border-right-color: var(--vex-pl-primary, #4dbfcd);
    animation: vexSpinCW var(--vex-pl-speed, 1.2s) linear infinite;
}

.vex-preloader-spin-arc-2 {
    border-bottom-color: var(--vex-pl-secondary, #0367a6);
    border-left-color: var(--vex-pl-secondary, #0367a6);
    animation: vexSpinCCW var(--vex-pl-speed, 1.2s) linear infinite;
}

@keyframes vexSpinCW {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
@keyframes vexSpinCCW {
    from { transform: rotate(0deg); }
    to { transform: rotate(-360deg); }
}

/* ================================================================
   Animation 2: Bounce — Logo or dot bouncing vertically
   ================================================================ */
.vex-preloader-bounce {
    display: flex;
    align-items: center;
    justify-content: center;
}

.vex-preloader-bounce-logo {
    animation: vexBounce var(--vex-pl-speed, 1.2s) ease-in-out infinite;
}

.vex-preloader-bounce-dot {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    animation: vexBounce var(--vex-pl-speed, 1.2s) ease-in-out infinite;
}

@keyframes vexBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-28px); }
}

/* ================================================================
   Animation 3: Pulse — Logo or ring pulsing outward
   ================================================================ */
.vex-preloader-pulse {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
}

.vex-preloader-pulse-logo {
    animation: vexPulse var(--vex-pl-speed, 1.2s) ease-in-out infinite;
    filter: drop-shadow(0 0 12px var(--vex-pl-primary, #4dbfcd));
}

.vex-preloader-pulse-ring {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 3px solid var(--vex-pl-primary, #4dbfcd);
    animation: vexPulseRing var(--vex-pl-speed, 1.2s) ease-out infinite;
}

@keyframes vexPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.12); opacity: 0.8; }
}

@keyframes vexPulseRing {
    0% { transform: scale(0.8); opacity: 1; }
    100% { transform: scale(1.6); opacity: 0; }
}

/* ================================================================
   Animation 4: Orbit — Three dots orbiting around the logo
   ================================================================ */
.vex-preloader-orbit {
    position: relative;
    width: 100px;
    height: 100px;
}

.vex-preloader-orbit .vex-preloader-logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 40px;
    max-height: 40px;
}

.vex-preloader-orbit-dot {
    position: absolute;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    margin: -5px 0 0 -5px;
}

.vex-preloader-orbit-dot-1 {
    background: var(--vex-pl-primary, #4dbfcd);
    animation: vexOrbit var(--vex-pl-speed, 1.2s) linear infinite;
}
.vex-preloader-orbit-dot-2 {
    background: var(--vex-pl-secondary, #0367a6);
    animation: vexOrbit var(--vex-pl-speed, 1.2s) linear infinite;
    animation-delay: calc(var(--vex-pl-speed, 1.2s) * -0.333);
}
.vex-preloader-orbit-dot-3 {
    background: var(--vex-pl-primary, #4dbfcd);
    opacity: 0.5;
    animation: vexOrbit var(--vex-pl-speed, 1.2s) linear infinite;
    animation-delay: calc(var(--vex-pl-speed, 1.2s) * -0.666);
}

@keyframes vexOrbit {
    0% { transform: rotate(0deg) translateX(42px) rotate(0deg); }
    100% { transform: rotate(360deg) translateX(42px) rotate(-360deg); }
}

/* ================================================================
   Animation 5: Slideshow — Logo + phrase + progress bar
   ================================================================ */
.vex-preloader-slideshow {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    max-width: 400px;
    width: 100%;
}

.vex-preloader-slideshow .vex-preloader-logo {
    max-width: 100px;
    max-height: 100px;
}

.vex-preloader-slideshow .vex-preloader-phrase {
    margin-top: 12px;
    margin-bottom: 18px;
    color: var(--vex-pl-primary, #4dbfcd);
}

.vex-preloader-progress {
    width: 80%;
    max-width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 2px;
    overflow: hidden;
}

.vex-preloader-progress-bar {
    width: 0;
    height: 100%;
    border-radius: 2px;
}

/* ================================================================
   Animation 6: Fade — Logo fading or three fading dots
   ================================================================ */
.vex-preloader-fade {
    display: flex;
    align-items: center;
    justify-content: center;
}

.vex-preloader-fade-logo {
    animation: vexFadeLogo var(--vex-pl-speed, 1.2s) ease-in-out infinite;
}

.vex-preloader-fade-dots {
    display: flex;
    gap: 10px;
}

.vex-preloader-fade-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--vex-pl-primary, #4dbfcd);
    animation: vexFadeDot var(--vex-pl-speed, 1.2s) ease-in-out infinite;
}

.vex-preloader-fade-dots span:nth-child(2) {
    animation-delay: 0.15s;
}

.vex-preloader-fade-dots span:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes vexFadeLogo {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

@keyframes vexFadeDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.2; transform: scale(0.7); }
}

/* ================================================================
   Responsive
   ================================================================ */
@media (max-width: 480px) {
    .vex-preloader-logo {
        max-width: 60px;
        max-height: 60px;
    }
    .vex-preloader-spin {
        width: 80px;
        height: 80px;
    }
    .vex-preloader-spin .vex-preloader-logo {
        max-width: 36px;
        max-height: 36px;
    }
    .vex-preloader-orbit {
        width: 80px;
        height: 80px;
    }
    .vex-preloader-phrase {
        font-size: 13px;
        max-width: 280px;
    }
    .vex-preloader-slideshow .vex-preloader-logo {
        max-width: 70px;
        max-height: 70px;
    }
}