/* ========================================
   VIP PARTNERS CAROUSEL - PREMIUM DESIGN
   Ultra-premium carousel for "Our Partners" section
   Prefix: pt-vip-*
   Light Premium Theme
   ======================================== */

/* ===== CSS VARIABLES ===== */
.pt-vip {
    --pt-main: var(--main-color, #143F52);
    --pt-main-rgb: 0, 96, 152;
    --pt-accent: #2B6F8E;
    --pt-bg-card: #fff;
    --pt-text: #0f172a;
    --pt-text-muted: #475569;
    --pt-border: rgba(0, 96, 152, 0.12);
    --pt-glow: rgba(0, 96, 152, 0.15);
    --pt-radius: 20px;
    --pt-radius-sm: 12px;
    --pt-card-gap: 24px;
    --pt-transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --pt-transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== SECTION BASE - LIGHT PREMIUM ===== */
.pt-vip {
    position: relative;
    padding: 28px 0;
    background:
        radial-gradient(900px 420px at 15% 10%, rgba(0, 96, 152, 0.08), rgba(255, 255, 255, 0) 60%),
        radial-gradient(900px 420px at 85% 0%, rgba(0, 96, 152, 0.06), rgba(255, 255, 255, 0) 55%),
        linear-gradient(180deg, #fbfcfe 0%, #f6f8fb 55%, #ffffff 100%);
    border-top: 1px solid rgba(0, 0, 0, 0.04);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    overflow: hidden;
    isolation: isolate;
}

/* ===== SUBTLE LINES OVERLAY ===== */
.pt-vip::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            -45deg,
            rgba(0, 96, 152, 0.06) 0px,
            rgba(0, 96, 152, 0.06) 1px,
            rgba(255, 255, 255, 0) 1px,
            rgba(255, 255, 255, 0) 18px
        );
    opacity: 0.25;
    pointer-events: none;
    z-index: 0;
}

/* ===== SOFT NOISE OVERLAY ===== */
.pt-vip::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.06'/%3E%3C/svg%3E");
    opacity: 0.08;
    mix-blend-mode: multiply;
    pointer-events: none;
    z-index: 0;
}

/* Noise texture element (kept for markup compatibility but hidden) */
.pt-vip-noise {
    display: none;
}

/* ===== CONTAINER ===== */
.pt-vip > .container-fluid {
    position: relative;
    z-index: 2;
}

/* ===== HEADER ===== */
.pt-vip-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
    gap: 20px;
    flex-wrap: wrap;
}

.pt-vip-title {
    font-family: 'Cairo', 'IBM Plex Sans Arabic', sans-serif;
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    color: #0f172a;
    margin: 0;
    letter-spacing: -0.02em;
    position: relative;
}

.pt-vip-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--pt-main), var(--pt-accent));
    border-radius: 2px;
}

[dir="rtl"] .pt-vip-title::after {
    left: auto;
    right: 0;
}

/* ===== PAGER - LIGHT THEME ===== */
.pt-vip-pager {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Cairo', 'IBM Plex Sans Arabic', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--pt-text);
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(0, 96, 152, 0.1);
    border-radius: var(--pt-radius-sm);
    padding: 12px 20px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    flex-direction: column;
    min-width: 100px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.pt-vip-pager-numbers {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.pt-vip-pager-current {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--pt-main);
    min-width: 28px;
    text-align: center;
}

.pt-vip-pager-sep {
    color: rgba(0, 96, 152, 0.3);
    font-weight: 400;
}

.pt-vip-pager-total {
    font-size: 1rem;
    color: var(--pt-text-muted);
    font-weight: 500;
    min-width: 28px;
    text-align: center;
}

/* Progress bar */
.pt-vip-progress {
    width: 100%;
    height: 3px;
    background: rgba(0, 96, 152, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin-top: 8px;
}

.pt-vip-progress span {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--pt-main), var(--pt-accent));
    border-radius: 2px;
    width: 33%;
    transition: width var(--pt-transition);
}

/* ===== CAROUSEL RAIL ===== */
.pt-vip-rail {
    position: relative;
    margin: 0 -12px;
}

.pt-vip-track {
    display: flex;
    gap: var(--pt-card-gap);
    padding: 20px 12px 40px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    cursor: grab;
    
    /* Hide scrollbar */
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.pt-vip-track::-webkit-scrollbar {
    display: none;
}

.pt-vip-track.is-dragging {
    cursor: grabbing;
    scroll-behavior: auto;
    scroll-snap-type: none;
}

.pt-vip-track.is-dragging * {
    pointer-events: none;
}

/* ===== EDGE FADE HINTS - LIGHT THEME ===== */
.pt-vip-fade {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 80px;
    pointer-events: none;
    z-index: 10;
    opacity: 0;
    transition: opacity var(--pt-transition-fast);
}

.pt-vip-fade-start {
    left: 0;
    background: linear-gradient(to right, rgba(251, 252, 254, 0.95) 0%, transparent 100%);
}

.pt-vip-fade-end {
    right: 0;
    background: linear-gradient(to left, rgba(251, 252, 254, 0.95) 0%, transparent 100%);
}

.pt-vip-rail.has-scroll-start .pt-vip-fade-start {
    opacity: 1;
}

.pt-vip-rail.has-scroll-end .pt-vip-fade-end {
    opacity: 1;
}

/* RTL adjustments */
[dir="rtl"] .pt-vip-fade-start {
    left: auto;
    right: 0;
    background: linear-gradient(to left, rgba(251, 252, 254, 0.95) 0%, transparent 100%);
}

[dir="rtl"] .pt-vip-fade-end {
    right: auto;
    left: 0;
    background: linear-gradient(to right, rgba(251, 252, 254, 0.95) 0%, transparent 100%);
}

/* ===== PARTNER CARD - LIGHT THEME ===== */
.pt-vip-card {
    flex: 0 0 calc((100% - var(--pt-card-gap) * 2) / 3);
    min-width: 280px;
    scroll-snap-align: start;
}

.pt-vip-card-inner {
    position: relative;
    background: var(--pt-bg-card);
    border-radius: var(--pt-radius);
    padding: 32px 24px;
    border: 1px solid rgba(0, 96, 152, 0.08);
    box-shadow: 
        0 2px 12px rgba(0, 0, 0, 0.04),
        0 4px 24px rgba(0, 96, 152, 0.03);
    transition: 
        transform var(--pt-transition),
        box-shadow var(--pt-transition),
        border-color var(--pt-transition);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    height: 100%;
    min-height: 320px;
}

/* Shine sweep effect */
.pt-vip-card-inner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.5) 50%,
        transparent 100%
    );
    transform: skewX(-20deg);
    transition: left 0.7s ease;
    pointer-events: none;
}

/* Glow border effect */
.pt-vip-card-inner::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--pt-radius);
    background: linear-gradient(135deg, 
        rgba(0, 96, 152, 0.15),
        transparent 40%,
        transparent 60%,
        rgba(0, 96, 152, 0.1)
    );
    opacity: 0;
    transition: opacity var(--pt-transition);
    pointer-events: none;
    z-index: -1;
}

/* Hover effects */
.pt-vip-card-inner:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 96, 152, 0.15);
    box-shadow: 
        0 8px 30px rgba(0, 0, 0, 0.08),
        0 4px 20px rgba(0, 96, 152, 0.08);
}

.pt-vip-card-inner:hover::before {
    left: 120%;
}

.pt-vip-card-inner:hover::after {
    opacity: 1;
}

/* ===== LOGO FRAME ===== */
.pt-vip-logoFrame {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid rgba(0, 96, 152, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    margin-bottom: 24px;
    box-shadow: 
        0 4px 15px rgba(0, 0, 0, 0.06),
        0 0 0 4px rgba(0, 96, 152, 0.04);
    transition: 
        border-color var(--pt-transition),
        box-shadow var(--pt-transition),
        transform var(--pt-transition);
    flex-shrink: 0;
}

.pt-vip-card-inner:hover .pt-vip-logoFrame {
    border-color: rgba(0, 96, 152, 0.25);
    box-shadow: 
        0 6px 20px rgba(0, 0, 0, 0.08),
        0 0 0 6px rgba(0, 96, 152, 0.06);
    transform: scale(1.05);
}

.pt-vip-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

/* ===== CARD TEXT ===== */
.pt-vip-name {
    font-family: 'Cairo', 'IBM Plex Sans Arabic', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    color: #0f172a;
    margin: 0 0 12px;
    line-height: 1.4;
}

.pt-vip-note {
    font-family: 'Cairo', 'IBM Plex Sans Arabic', sans-serif;
    font-size: 0.9rem;
    font-weight: 400;
    color: #475569;
    margin: 0;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    flex-grow: 1;
}

/* ===== RESPONSIVE BREAKPOINTS ===== */

/* Large desktop: 4 cards */
@media (min-width: 1400px) {
    .pt-vip-card {
        flex: 0 0 calc((100% - var(--pt-card-gap) * 3) / 4);
    }
}

/* Desktop: 3 cards (default) */
@media (max-width: 1399px) and (min-width: 992px) {
    .pt-vip-card {
        flex: 0 0 calc((100% - var(--pt-card-gap) * 2) / 3);
    }
}

/* Tablet: 2 cards */
@media (max-width: 991px) and (min-width: 576px) {
    .pt-vip {
        padding: 60px 0;
    }
    
    .pt-vip-head {
        margin-bottom: 30px;
    }
    
    .pt-vip-card {
        flex: 0 0 calc((100% - var(--pt-card-gap)) / 2);
        min-width: 260px;
    }
    
    .pt-vip-card-inner {
        padding: 28px 20px;
        min-height: 300px;
    }
    
    .pt-vip-logoFrame {
        width: 90px;
        height: 90px;
    }
}

/* Mobile: 1 card */
@media (max-width: 575px) {
    .pt-vip {
        padding: 50px 0;
    }
    
    .pt-vip-head {
        flex-direction: column;
        align-items: flex-start;
        margin-bottom: 24px;
    }
    
    .pt-vip-pager {
        align-self: flex-start;
    }
    
    [dir="rtl"] .pt-vip-pager {
        align-self: flex-end;
    }
    
    .pt-vip-card {
        flex: 0 0 calc(100% - 40px);
        min-width: unset;
    }
    
    .pt-vip-card-inner {
        padding: 24px 20px;
        min-height: 280px;
    }
    
    .pt-vip-logoFrame {
        width: 80px;
        height: 80px;
        margin-bottom: 20px;
    }
    
    .pt-vip-name {
        font-size: 1.1rem;
    }
    
    .pt-vip-note {
        font-size: 0.85rem;
    }
    
    .pt-vip-fade {
        width: 40px;
    }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
    .pt-vip-card-inner,
    .pt-vip-card-inner::before,
    .pt-vip-card-inner::after,
    .pt-vip-logoFrame,
    .pt-vip-progress span,
    .pt-vip-track,
    .pt-vip-fade {
        transition: none;
    }
    
    .pt-vip-card-inner::before {
        display: none;
    }
}

/* ===== FOCUS STATES (Accessibility) ===== */
.pt-vip-track:focus-visible {
    outline: 2px solid var(--pt-main);
    outline-offset: 4px;
    border-radius: var(--pt-radius);
}

.pt-vip-card-inner:focus-within {
    outline: 2px solid var(--pt-main);
    outline-offset: 2px;
}

/* ===== DRAG HINT ANIMATION ===== */
@keyframes pt-vip-drag-hint {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(-10px);
    }
}

[dir="rtl"] @keyframes pt-vip-drag-hint {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(10px);
    }
}

.pt-vip-track.show-hint {
    animation: pt-vip-drag-hint 0.6s ease-in-out 2;
}