/* ===================================================
   Ella Beauty — Single Product Page
   Palette: blush pink, rose gold, gold, white
   =================================================== */

:root {
    --clr-white:       #ffffff;
    --clr-snow:        #fdf6f8;
    --clr-blush:       #f8e8ee;
    --clr-pink:        #e8a0bf;
    --clr-rose:        #c97c9a;
    --clr-rose-gold:   #b76e79;
    --clr-lavender:    #d5c6e0;
    --clr-lavender-lt: #efe6f7;
    --clr-text:        #3a2d3f;
    --clr-text-light:  #7c6a84;
    --clr-gold:        #d4a373;
    --clr-gold-light:  #e8c9a0;
    --clr-green:       #5ba66f;
    --glass-bg:        rgba(255, 255, 255, .38);
    --glass-border:    rgba(255, 255, 255, .58);
    --shadow-soft:     0 8px 32px rgba(185, 110, 121, .10);
    --shadow-card:     0 12px 40px rgba(185, 110, 121, .13);
    --shadow-heavy:    0 20px 50px rgba(185, 110, 121, .18);
    --radius-sm:       8px;
    --radius-md:       16px;
    --radius-lg:       24px;
    --radius-xl:       32px;
    --transition:      .35s cubic-bezier(.4, 0, .2, 1);
    --font-body:       'Cairo', sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-font-smoothing: antialiased; }
body {
    font-family: var(--font-body);
    color: var(--clr-text);
    background: var(--clr-snow);
    direction: rtl;
    line-height: 1.7;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container {
    width: min(92%, 1200px);
    margin-inline: auto;
}

/* ---------- Reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================
   PRODUCT HERO LAYOUT
   ========================================== */
.product-hero {
    padding: 2.5rem 0 3rem;
}
.product-hero__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: start;
}
@media (max-width: 860px) {
    .product-hero__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* ==========================================
   1. PRODUCT GALLERY
   ========================================== */
.gallery {
    position: sticky;
    top: 80px;
}
.gallery__main {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: linear-gradient(160deg, var(--clr-blush), var(--clr-lavender-lt));
    aspect-ratio: 1 / 1.05;
    cursor: crosshair;
    box-shadow: var(--shadow-card);
}
.gallery__main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .5s ease;
    transform-origin: var(--zoom-x, center) var(--zoom-y, center);
}
.gallery__main:hover img {
    transform: scale(1.8);
}
.gallery__main-tag {
    position: absolute;
    top: 16px;
    inset-inline-start: 16px;
    background: var(--clr-rose-gold);
    color: var(--clr-white);
    font-size: .72rem;
    font-weight: 700;
    padding: .3rem 1rem;
    border-radius: 50px;
    z-index: 2;
}

.gallery__thumbs {
    display: flex;
    gap: .75rem;
    margin-top: 1rem;
}
.gallery__thumb {
    flex: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 1;
    cursor: pointer;
    border: 2.5px solid transparent;
    transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
    background: linear-gradient(135deg, var(--clr-blush), var(--clr-lavender-lt));
}
.gallery__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.gallery__thumb:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-soft);
}
.gallery__thumb.active {
    border-color: var(--clr-rose-gold);
    box-shadow: 0 4px 16px rgba(183,110,121,.25);
}

@media (max-width: 860px) {
    .gallery { position: static; }
}

/* ==========================================
   2. PRODUCT INFO
   ========================================== */
.product-info {
    display: flex;
    flex-direction: column;
    gap: 1.6rem;
}

.product-info__brand {
    font-size: .82rem;
    font-weight: 700;
    color: var(--clr-rose-gold);
    text-transform: uppercase;
    letter-spacing: .06em;
}

.product-info__title {
    font-size: clamp(1.6rem, 3.5vw, 2.3rem);
    font-weight: 800;
    line-height: 1.3;
}

.product-info__rating {
    display: flex;
    align-items: center;
    gap: .5rem;
}
.product-info__stars {
    display: flex;
    gap: 2px;
    color: var(--clr-gold);
}
.product-info__stars svg { width: 18px; height: 18px; }
.product-info__reviews {
    font-size: .82rem;
    color: var(--clr-text-light);
}

.product-info__price-block {
    display: flex;
    align-items: baseline;
    gap: .8rem;
    flex-wrap: wrap;
}
.product-info__price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--clr-rose-gold);
}
.product-info__price small {
    font-size: .9rem;
    font-weight: 600;
}
.product-info__old-price {
    font-size: 1.1rem;
    color: var(--clr-text-light);
    text-decoration: line-through;
    opacity: .7;
}
.product-info__discount-tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--clr-green), #48a85a);
    color: var(--clr-white);
    font-size: .72rem;
    font-weight: 700;
    padding: .25rem .8rem;
    border-radius: 50px;
}

.product-info__desc {
    font-size: .95rem;
    color: var(--clr-text-light);
    line-height: 1.9;
}

.product-info__features {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.feature-chip {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .78rem;
    font-weight: 600;
    color: var(--clr-text-light);
    background: var(--clr-blush);
    padding: .4rem .9rem;
    border-radius: 50px;
}
.feature-chip svg { width: 14px; height: 14px; color: var(--clr-rose-gold); }

/* ==========================================
   3. BUNDLE & SAVE
   ========================================== */
.bundles {
    padding: 3rem 0 2rem;
}
.bundles__heading {
    text-align: center;
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    font-weight: 800;
    margin-bottom: .5rem;
}
.bundles__sub {
    text-align: center;
    font-size: .92rem;
    color: var(--clr-text-light);
    margin-bottom: 2.2rem;
}

.bundles__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.4rem;
}

.bundle-card {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 1.8rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: var(--shadow-soft);
}
.bundle-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}
.bundle-card.selected {
    border-color: var(--clr-rose-gold);
    background: rgba(183, 110, 121, .07);
    box-shadow: 0 12px 40px rgba(183, 110, 121, .2);
}
.bundle-card.popular {
    border-color: var(--clr-gold);
}
.bundle-card.popular.selected {
    border-color: var(--clr-rose-gold);
}

.bundle-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--clr-gold), var(--clr-gold-light));
    color: var(--clr-white);
    font-size: .68rem;
    font-weight: 800;
    padding: .3rem 1.2rem;
    border-radius: 50px;
    white-space: nowrap;
    box-shadow: 0 4px 14px rgba(212, 163, 115, .35);
}

.bundle-card__qty {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--clr-text);
    line-height: 1;
    margin-bottom: .15rem;
}
.bundle-card__qty-label {
    font-size: .82rem;
    color: var(--clr-text-light);
    margin-bottom: 1rem;
}

.bundle-card__save {
    display: inline-block;
    background: rgba(91, 166, 111, .12);
    color: var(--clr-green);
    font-size: .78rem;
    font-weight: 700;
    padding: .3rem .9rem;
    border-radius: 50px;
    margin-bottom: 1rem;
}

.bundle-card__total {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--clr-rose-gold);
    margin-bottom: .15rem;
}
.bundle-card__total small {
    font-size: .78rem;
    font-weight: 600;
}

.bundle-card__per-piece {
    font-size: .78rem;
    color: var(--clr-text-light);
}
.bundle-card__per-piece strong {
    color: var(--clr-text);
    font-weight: 700;
}

.bundle-card__old {
    font-size: .82rem;
    color: var(--clr-text-light);
    text-decoration: line-through;
    margin-top: .3rem;
    opacity: .6;
}

.bundle-card__radio {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--clr-pink);
    margin: 1rem auto 0;
    position: relative;
    transition: border-color var(--transition);
}
.bundle-card.selected .bundle-card__radio {
    border-color: var(--clr-rose-gold);
}
.bundle-card.selected .bundle-card__radio::after {
    content: '';
    position: absolute;
    top: 3px; left: 3px; right: 3px; bottom: 3px;
    border-radius: 50%;
    background: var(--clr-rose-gold);
    animation: radio-pop .3s ease;
}
@keyframes radio-pop {
    0% { transform: scale(0); }
    60% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

/* ==========================================
   4. COUNTDOWN TIMER
   ========================================== */
.countdown-bar {
    background: linear-gradient(135deg, var(--clr-blush), var(--clr-lavender-lt));
    border-radius: var(--radius-lg);
    padding: 1.3rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.6rem;
    flex-wrap: wrap;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--glass-border);
}
.countdown-bar__label {
    font-size: .88rem;
    font-weight: 700;
    color: var(--clr-text);
    display: flex;
    align-items: center;
    gap: .4rem;
}
.countdown-bar__label svg { color: var(--clr-rose-gold); }

.countdown-bar__timer {
    display: flex;
    gap: .6rem;
}
.countdown-box {
    text-align: center;
    background: var(--clr-white);
    border-radius: var(--radius-sm);
    padding: .5rem .75rem;
    min-width: 54px;
    box-shadow: 0 2px 8px rgba(185,110,121,.08);
}
.countdown-box__val {
    display: block;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--clr-rose-gold);
    line-height: 1.2;
    transition: transform .15s ease;
}
.countdown-box__val.tick {
    animation: tick-pulse .4s ease;
}
@keyframes tick-pulse {
    0%   { transform: scale(1); }
    40%  { transform: scale(1.15); }
    100% { transform: scale(1); }
}
.countdown-box__unit {
    font-size: .62rem;
    color: var(--clr-text-light);
    font-weight: 600;
}

/* pulse dot */
.countdown-bar__pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--clr-rose-gold);
    animation: pulse-glow 2s ease-in-out infinite;
}
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(183,110,121,.4); opacity: 1; }
    50%      { box-shadow: 0 0 0 8px rgba(183,110,121,0); opacity: .7; }
}

/* ==========================================
   5. ADD TO CART
   ========================================== */
.cart-section {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.qty-selector {
    display: flex;
    align-items: center;
    border-radius: 50px;
    border: 1.5px solid var(--clr-pink);
    overflow: hidden;
}
.qty-selector button {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--clr-text);
    transition: background var(--transition), color var(--transition);
}
.qty-selector button:hover {
    background: var(--clr-blush);
    color: var(--clr-rose-gold);
}
.qty-selector__val {
    width: 44px;
    text-align: center;
    font-size: 1rem;
    font-weight: 700;
    border: none;
    background: none;
    color: var(--clr-text);
    font-family: var(--font-body);
}

.btn-add-cart {
    flex: 1;
    min-width: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .6rem;
    padding: .9rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 800;
    color: var(--clr-white);
    background: linear-gradient(135deg, var(--clr-rose-gold), var(--clr-rose));
    box-shadow: 0 8px 28px rgba(183,110,121,.35);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.btn-add-cart:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(183,110,121,.45);
}
.btn-add-cart:active {
    transform: translateY(0) scale(.97);
}
.btn-add-cart.added {
    background: linear-gradient(135deg, var(--clr-green), #48a85a);
}
.btn-add-cart svg {
    width: 20px;
    height: 20px;
    transition: transform var(--transition);
}
.btn-add-cart:hover svg {
    transform: translateX(-3px);
}

.btn-add-cart .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,.35);
    transform: scale(0);
    animation: ripple-fx .55s ease-out;
    pointer-events: none;
}
@keyframes ripple-fx {
    to { transform: scale(4); opacity: 0; }
}

.btn-wishlist {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1.5px solid var(--clr-pink);
    display: grid;
    place-items: center;
    color: var(--clr-pink);
    transition: all var(--transition);
}
.btn-wishlist:hover {
    background: var(--clr-blush);
    color: var(--clr-rose-gold);
    transform: scale(1.08);
}
.btn-wishlist.liked {
    background: var(--clr-rose-gold);
    border-color: var(--clr-rose-gold);
    color: var(--clr-white);
}
.btn-wishlist svg { width: 20px; height: 20px; }

/* ==========================================
   TRUST BADGES (below cart)
   ========================================== */
.trust-badges {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    padding-top: .5rem;
}
.trust-badge {
    display: flex;
    align-items: center;
    gap: .4rem;
    font-size: .76rem;
    font-weight: 600;
    color: var(--clr-text-light);
}
.trust-badge svg { width: 16px; height: 16px; color: var(--clr-green); flex-shrink: 0; }

/* ==========================================
   6. PRODUCT TABS
   ========================================== */
.product-tabs {
    padding: 3rem 0 4rem;
}

.tabs__nav {
    display: flex;
    gap: .5rem;
    border-bottom: 2px solid var(--clr-blush);
    margin-bottom: 2rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.tabs__btn {
    padding: .85rem 1.5rem;
    font-size: .9rem;
    font-weight: 700;
    color: var(--clr-text-light);
    white-space: nowrap;
    position: relative;
    transition: color var(--transition);
}
.tabs__btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    inset-inline: 0;
    height: 2.5px;
    background: var(--clr-rose-gold);
    border-radius: 2px;
    transform: scaleX(0);
    transition: transform var(--transition);
}
.tabs__btn.active {
    color: var(--clr-rose-gold);
}
.tabs__btn.active::after {
    transform: scaleX(1);
}
.tabs__btn:hover { color: var(--clr-rose-gold); }

.tabs__panel {
    display: none;
    animation: tab-fade .4s ease;
}
.tabs__panel.active {
    display: block;
}
@keyframes tab-fade {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.tabs__panel h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: .8rem;
    color: var(--clr-text);
}
.tabs__panel p,
.tabs__panel li {
    font-size: .9rem;
    color: var(--clr-text-light);
    line-height: 2;
}
.tabs__panel ul {
    padding-inline-start: 1.2rem;
}
.tabs__panel ul li {
    position: relative;
    padding-inline-start: .8rem;
}
.tabs__panel ul li::before {
    content: '';
    position: absolute;
    top: .85em;
    inset-inline-start: 0;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--clr-rose-gold);
}

.ingredient-tags {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-top: .8rem;
}
.ingredient-tag {
    background: var(--clr-blush);
    color: var(--clr-text);
    font-size: .78rem;
    font-weight: 600;
    padding: .4rem 1rem;
    border-radius: 50px;
    transition: all var(--transition);
}
.ingredient-tag:hover {
    background: var(--clr-rose-gold);
    color: var(--clr-white);
    transform: translateY(-2px);
}