/* ══════════════════════════════════════════════════════════
   PROFESSIONAL PRELOADER SYSTEM
   GlobalExpressInc - Premium Loading Experience
   ══════════════════════════════════════════════════════════ */

/* ── Base Preloader Container ── */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
    overflow: hidden;
}

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

/* ── Preloader Content ── */
.preloader-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Logo Styles ── */
.preloader-logo {
    margin-bottom: 1rem;
}

.preloader-logo-img {
    max-width: 200px;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
    animation: logoPulse 2s ease-in-out infinite;
}

.preloader-logo-text {
    font-size: 3rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1;
    animation: logoPulse 2s ease-in-out infinite;
}

.preloader-logo-part1 {
    color: #ffffff;
}

.preloader-logo-part2 {
    color: #f97316;
}

@keyframes logoPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

/* ══════════════════════════════════════════════════════════
   STYLE 1: MODERN - Animated Rings with Logo
   ══════════════════════════════════════════════════════════ */
.preloader[data-style="modern"] .preloader-spinner {
    position: relative;
    width: 80px;
    height: 80px;
}

.preloader[data-style="modern"] .spinner-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 3px solid;
    animation: spinRing 1.5s linear infinite;
}

.preloader[data-style="modern"] .spinner-ring:nth-child(1) {
    width: 80px;
    height: 80px;
    animation-delay: 0s;
}

.preloader[data-style="modern"] .spinner-ring:nth-child(2) {
    width: 60px;
    height: 60px;
    animation-delay: 0.2s;
    animation-direction: reverse;
}

.preloader[data-style="modern"] .spinner-ring:nth-child(3) {
    width: 40px;
    height: 40px;
    animation-delay: 0.4s;
}

.preloader[data-style="modern"] .spinner-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    animation: pulseDot 2s ease-in-out infinite;
}

@keyframes spinRing {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes pulseDot {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        box-shadow: 0 0 0 0 rgba(249, 115, 22, 0.7);
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        box-shadow: 0 0 0 10px rgba(249, 115, 22, 0);
    }
}

/* ══════════════════════════════════════════════════════════
   STYLE 6: DUAL RING - Professional Spinner Only (No Text/Logo)
   ══════════════════════════════════════════════════════════ */
.preloader[data-style="dual-ring"] .preloader-spinner {
    display: none;
}

.preloader[data-style="dual-ring"] .preloader-logo {
    display: none;
}

.preloader[data-style="dual-ring"] .preloader-progress {
    display: none;
}

.preloader[data-style="dual-ring"] .preloader-text {
    display: none;
}

/* Dual-ring loader container */
.preloader[data-style="dual-ring"] .loader-ring {
    position: relative;
    width: 60px;
    height: 60px;
    margin-bottom: 0;
}

/* Common ring properties */
.preloader[data-style="dual-ring"] .loader-ring div {
    box-sizing: border-box;
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid transparent;
    border-top-color: var(--prof-accent, #f97316);
}

/* Outer ring - faster spin */
.preloader[data-style="dual-ring"] .loader-ring .outer {
    animation: dualRingSpin 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
}

/* Inner ring - smaller, lighter, reverse spin */
.preloader[data-style="dual-ring"] .loader-ring .inner {
    width: 80%;
    height: 80%;
    top: 10%;
    left: 10%;
    border-top-color: rgba(249, 115, 22, 0.5);
    animation: dualRingSpin 1.5s cubic-bezier(0.5, 0, 0.5, 1) infinite reverse;
}

@keyframes dualRingSpin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ══════════════════════════════════════════════════════════
   STYLE 2: MINIMAL - Simple Spinner
   ══════════════════════════════════════════════════════════ */
.preloader[data-style="minimal"] .preloader-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(249, 115, 22, 0.1);
    border-top-color: #f97316;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.preloader[data-style="minimal"] .spinner-ring,
.preloader[data-style="minimal"] .spinner-dot {
    display: none;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ══════════════════════════════════════════════════════════
   STYLE 3: ANIMATED - Pulsing Logo
   ══════════════════════════════════════════════════════════ */
.preloader[data-style="animated"] .preloader-spinner {
    display: none;
}

.preloader[data-style="animated"] .preloader-logo-img,
.preloader[data-style="animated"] .preloader-logo-text {
    animation: pulseLogo 1.5s ease-in-out infinite;
}

@keyframes pulseLogo {
    0%, 100% {
        transform: scale(1);
        filter: brightness(1);
    }
    50% {
        transform: scale(1.1);
        filter: brightness(1.2);
    }
}

/* Add glow effect */
.preloader[data-style="animated"] .preloader-logo-img::after,
.preloader[data-style="animated"] .preloader-logo-text::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(249, 115, 22, 0.3) 0%, transparent 70%);
    animation: glowPulse 2s ease-in-out infinite;
    z-index: -1;
}

@keyframes glowPulse {
    0%, 100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

/* ══════════════════════════════════════════════════════════
   STYLE 4: LOGO ONLY - No Spinner
   ══════════════════════════════════════════════════════════ */
.preloader[data-style="logo-only"] .preloader-spinner {
    display: none;
}

.preloader[data-style="logo-only"] .preloader-logo-img,
.preloader[data-style="logo-only"] .preloader-logo-text {
    animation: fadeInScale 1s ease-out;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ── Loading Text ── */
.preloader-text {
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: textFade 1.5s ease-in-out infinite;
}

@keyframes textFade {
    0%, 100% {
        opacity: 0.5;
    }
    50% {
        opacity: 1;
    }
}

/* ── Progress Bar ── */
.preloader-progress {
    width: 200px;
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.preloader-progress-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 30%;
    border-radius: 10px;
    animation: progressSlide 2s ease-in-out infinite;
}

@keyframes progressSlide {
    0% {
        left: -30%;
    }
    100% {
        left: 100%;
    }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE DESIGN
   ══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .preloader-logo-text {
        font-size: 2rem;
    }

    .preloader-logo-img {
        max-width: 150px;
        max-height: 60px;
    }

    .preloader[data-style="modern"] .loader-ring,
    .preloader[data-style="dual-ring"] .loader-ring {
        width: 50px;
        height: 50px;
    }

    .preloader-progress {
        width: 150px;
    }

    .preloader-text {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .preloader-logo-text {
        font-size: 1.5rem;
    }

    .preloader-logo-img {
        max-width: 120px;
        max-height: 50px;
    }

    .preloader-content {
        gap: 1.5rem;
    }

    .preloader-progress {
        width: 120px;
    }
}

/* ══════════════════════════════════════════════════════════
   ACCESSIBILITY & PERFORMANCE
   ══════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
    .preloader-content,
    .preloader-logo-img,
    .preloader-logo-text,
    .preloader-spinner,
    .spinner-ring,
    .spinner-dot,
    .preloader-text,
    .preloader-progress-bar,
    .loader-ring .outer,
    .loader-ring .inner {
        animation: none !important;
    }
}

/* Hide preloader when printing */
@media print {
    .preloader {
        display: none !important;
    }
}

/* ══════════════════════════════════════════════════════════
   STYLE 5: PROFESSIONAL TYPOGRAPHIC FILL (Enterprise Grade)
   ══════════════════════════════════════════════════════════ */
.preloader[data-style="professional"] {
    background-color: var(--prof-bg) !important;
}

.preloader[data-style="professional"] .preloader-content {
    gap: 3rem;
}

.preloader[data-style="professional"] .preloader-logo {
    margin-bottom: 0;
}

.preloader[data-style="professional"] .preloader-spinner,
.preloader[data-style="professional"] .preloader-progress {
    display: none;
}

/* Brand Wrapper for Typographic Fill */
.preloader[data-style="professional"] .brand-wrapper {
    position: relative;
    font-size: clamp(2rem, 5vw, 4.5rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    line-height: 1;
    margin-bottom: 3rem;
    user-select: none;
}

/* Base Text (Gray/Faded) */
.preloader[data-style="professional"] .brand-base {
    color: var(--prof-ghost);
}

/* Fill Text positioned on top */
.preloader[data-style="professional"] .brand-fill {
    position: absolute;
    top: 0;
    left: 0;
    white-space: nowrap;
    clip-path: inset(0 100% 0 0);
    will-change: clip-path;
}

/* Professional preloader dynamic colors - using CSS custom properties */
/* Variables are set via inline styles from PHP - no defaults here */
.preloader[data-style="professional"] .text-dark {
    color: var(--prof-text);
}

.preloader[data-style="professional"] .text-orange {
    color: var(--prof-accent);
}

.preloader[data-style="professional"] .progress-line-fill {
    background-color: var(--prof-accent);
}

.preloader[data-style="professional"] .data-row {
    color: var(--prof-text);
}

.preloader[data-style="professional"] .percentage-value {
    color: var(--prof-text);
}

.preloader[data-style="professional"] .inc-tag {
    font-size: 0.25em;
    font-weight: 600;
    vertical-align: top;
    margin-left: 0.2em;
    letter-spacing: 0;
}

/* Progress UI */
.preloader[data-style="professional"] .progress-ui {
    width: 100%;
    max-width: 400px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 0 2rem;
    opacity: 0;
    animation: professionalFadeIn 1s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

@keyframes professionalFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.preloader[data-style="professional"] .progress-line-container {
    width: 100%;
    height: 1px;
    background-color: var(--prof-ghost);
    position: relative;
    overflow: hidden;
}

.preloader[data-style="professional"] .progress-line-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background-color: var(--prof-accent);
    will-change: width;
}

.preloader[data-style="professional"] .data-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--prof-text);
}

.preloader[data-style="professional"] .status-label {
    color: var(--prof-muted);
    font-weight: 400;
}

.preloader[data-style="professional"] .percentage-value {
    font-weight: 700;
    font-size: 1.1rem;
    line-height: 1;
    color: var(--prof-text);
}

/* Background Grid */
.preloader[data-style="professional"] .bg-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(to right, rgba(0,0,0,0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0,0,0,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: -1;
    mask-image: radial-gradient(circle at center, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(circle at center, black 30%, transparent 80%);
}

/* Loading Text for professional style */
.preloader[data-style="professional"] .preloader-text {
    display: none;
}

/* Professional preloader status text color */
.preloader[data-style="professional"] #status-text {
    color: var(--prof-text);
}