/* ==========================================================================
   assets/css/style.css
   Architectural Design Configuration - Pink/Rose Core Palette Scheme
   Optimized Mobile-First CSS Architecture with Rich State Handlers & Animations
   ========================================================================== */

/* --------------------------------------------------------------------------
   01. ROOT ENVIRONMENT VARIABLES & THEME ENGINE
   -------------------------------------------------------------------------- */
:root {
    /* Color System shades within requested pink palette direction */
    --clr-primary-50: #fff5f7;
    --clr-primary-100: #ffe4e9;
    --clr-primary-200: #fecdd6;
    --clr-primary-300: #fca5b7;
    --clr-primary-400: #f47293;
    --clr-primary-500: #db2777;
    --clr-primary-600: #be185d;
    --clr-primary-700: #9d174d;
    --clr-primary-800: #831843;
    --clr-primary-900: #500724;
    
    /* Neutral System Grayscale Overrides */
    --clr-neutral-white: #ffffff;
    --clr-neutral-light: #fafafb;
    --clr-neutral-body: #4b5563;
    --clr-neutral-dark: #111827;
    
    /* Deep Sophisticated Multi-Layered Box Shadows */
    --shadow-soft: 0 4px 6px -1px rgba(219, 39, 119, 0.03), 0 2px 4px -1px rgba(219, 39, 119, 0.02);
    --shadow-md: 0 10px 15px -3px rgba(219, 39, 119, 0.05), 0 4px 6px -2px rgba(219, 39, 119, 0.03);
    --shadow-deep: 0 20px 25px -5px rgba(219, 39, 119, 0.07), 0 10px 10px -5px rgba(219, 39, 119, 0.04);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    --shadow-glow: 0 0 40px 0 rgba(219, 39, 119, 0.15);
    
    /* Sizing & Borders Parameters */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-snappy: all 0.2s ease-in-out;
}

/* --------------------------------------------------------------------------
   02. BASE RESETS & GLOBAL STRUCTURAL DECORATIONS
   -------------------------------------------------------------------------- */
body.premium-body {
    background-color: var(--clr-primary-50);
    color: var(--clr-neutral-body);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    overflow-x: hidden;
    position: relative;
}

/* Custom selection theme background */
.selection-pink ::selection {
    background-color: var(--clr-primary-200);
    color: var(--clr-primary-900);
}

/* Immersive background decoration blur blobs */
.ambient-glow-wrapper {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.glow-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 0.45;
    mix-blend-mode: multiply;
    animation: floatingGlow 12s infinite alternate ease-in-out;
}

.glow-blob-1 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, var(--clr-primary-200) 0%, var(--clr-primary-100) 100%);
    top: -100px;
    right: -50px;
}

.glow-blob-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--clr-primary-300) 0%, var(--clr-primary-50) 100%);
    top: 30%;
    left: -200px;
    animation-delay: -4s;
    animation-duration: 18s;
}

.glow-blob-3 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--clr-primary-200) 0%, transparent 80%);
    bottom: 10%;
    right: -100px;
    animation-delay: -2s;
}

/* --------------------------------------------------------------------------
   03. HEADER DESIGN SYSTEM
   -------------------------------------------------------------------------- */
.main-header {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-b: 1px solid rgba(254, 205, 214, 0.4);
    box-shadow: 0 4px 30px rgba(219, 39, 119, 0.02);
    transition: var(--transition-smooth);
}

.brand-title-accent {
    color: var(--clr-primary-500);
    font-weight: 700;
}

.brand-main-title {
    color: var(--clr-neutral-dark);
    font-family: 'Inter', sans-serif;
}

.header-decoration-line {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--clr-primary-500), transparent);
    border-radius: 2px;
}

/* --------------------------------------------------------------------------
   04. PRODUCT HERO SHOWCASE AREA & HERO CARDS
   -------------------------------------------------------------------------- */
.editorial-card-container,
.gallery-inner-sticky {
    box-shadow: var(--shadow-deep);
    border-radius: var(--radius-xl);
    position: relative;
    transition: var(--transition-smooth);
}

.editorial-card-container:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow), var(--shadow-deep);
}

.card-accent-decoration-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--clr-primary-300), var(--clr-primary-600), var(--clr-primary-400));
}

/* Text Gradient Processing */
.text-gradient-pink {
    background: linear-gradient(135deg, var(--clr-primary-500) 0%, var(--clr-primary-700) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.heading-decorative-separator {
    width: 100%;
    height: 2px;
    background-color: var(--clr-primary-100);
    position: relative;
    border-radius: 1px;
}

.line-active-pink {
    position: absolute;
    top: 0;
    left: 0;
    width: 120px;
    height: 100%;
    background-color: var(--clr-primary-500);
    border-radius: 1px;
}

/* Badge Modules */
.editorial-badge {
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-block;
}

.badge-pink {
    background-color: var(--clr-primary-100);
    color: var(--clr-primary-800);
}

.badge-outline {
    border: 1px solid var(--clr-primary-200);
    color: var(--clr-primary-600);
    background-color: rgba(255, 255, 255, 0.6);
}

/* --------------------------------------------------------------------------
   05. PURE CSS PURE-STATE CONTROLLABLE IMAGE GALLERY SYSTEM
   -------------------------------------------------------------------------- */
.product-main-viewframe {
    box-shadow: var(--shadow-inner);
}

.slide-item-view {
    opacity: 0;
    transform: scale(0.97);
    transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1), transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    z-index: 1;
}

/* Radio triggers linkage to main slide viewers mapping */
.gallery-radio-1:checked ~ .product-main-viewframe .slide-view-1,
.gallery-radio-2:checked ~ .product-main-viewframe .slide-view-2,
.gallery-radio-3:checked ~ .product-main-viewframe .slide-view-3,
.gallery-radio-4:checked ~ .product-main-viewframe .slide-view-4 {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
    z-index: 10;
}

/* Thumbnail status highlighting framework state indicators */
.thumb-control-card {
    border-color: rgba(219, 39, 119, 0.1);
}

.thumb-control-card:hover {
    border-color: var(--clr-primary-300);
    transform: translateY(-2px);
}

.thumb-inner-overlay {
    position: absolute;
    inset: 0;
    background-color: var(--clr-primary-900);
    opacity: 0;
    mix-blend-mode: color;
    transition: var(--transition-snappy);
    pointer-events: none;
}

/* Radio linked activation to corresponding thumbs border styling */
.gallery-radio-1:checked ~ .thumbnails-grid-ribbon .thumb-control-1,
.gallery-radio-2:checked ~ .thumbnails-grid-ribbon .thumb-control-2,
.gallery-radio-3:checked ~ .thumbnails-grid-ribbon .thumb-control-3,
.gallery-radio-4:checked ~ .thumbnails-grid-ribbon .thumb-control-4 {
    border-color: var(--clr-primary-500);
    box-shadow: 0 0 12px rgba(219, 39, 119, 0.25);
    transform: scale(1.03);
}

.gallery-radio-1:checked ~ .thumbnails-grid-ribbon .thumb-control-1 .thumb-inner-overlay,
.gallery-radio-2:checked ~ .thumbnails-grid-ribbon .thumb-control-2 .thumb-inner-overlay,
.gallery-radio-3:checked ~ .thumbnails-grid-ribbon .thumb-control-3 .thumb-inner-overlay,
.gallery-radio-4:checked ~ .thumbnails-grid-ribbon .thumb-control-4 .thumb-inner-overlay {
    opacity: 0.1;
}

/* Image optimization enhancements */
.img-render-optimization {
    image-rendering: -webkit-optimize-contrast;
    backface-visibility: hidden;
}

/* --------------------------------------------------------------------------
   06. EDITORIAL CONTENT BLOCKS & TYPOGRAPHY FLOW
   -------------------------------------------------------------------------- */
.decorative-square-bullet {
    width: 8px;
    height: 8px;
    background-color: var(--clr-primary-500);
    display: inline-block;
    border-radius: 2px;
}

.feature-editorial-block {
    background-color: rgba(255, 255, 255, 0.4);
}

.bullet-icon-custom {
    color: var(--clr-primary-500);
    background-color: var(--clr-primary-100);
    width: 24px;
    height: 24px;
    font-size: 11px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-block-title {
    font-family: 'Inter', sans-serif;
    color: var(--clr-neutral-dark);
}

.feature-block-text {
    color: #4b5563;
    line-height: 1.7;
}

/* --------------------------------------------------------------------------
   07. HIGH-CONVERTING MEGA CTA ACTION CARD
   -------------------------------------------------------------------------- */
.mega-cta-action-area {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* Abstract CSS Background Shapes for CTA Area */
.cta-shape {
    position: absolute;
    border-radius: 50%;
    background-color: var(--clr-primary-300);
    opacity: 0.15;
    pointer-events: none;
}

.cta-shape-1 {
    width: 180px;
    height: 180px;
    top: -60px;
    left: -40px;
}

.cta-shape-2 {
    width: 240px;
    height: 240px;
    bottom: -100px;
    right: -60px;
}

/* Animated Button Core Configuration */
.ultimate-cta-btn-animated {
    background: linear-gradient(135deg, var(--clr-primary-500) 0%, var(--clr-primary-600) 50%, var(--clr-primary-700) 100%);
    box-shadow: 0 10px 35px -5px rgba(21be, 24, 93, 0.4), 0 0 0 0px rgba(219, 39, 119, 0.2);
    animation: pulseCtaButton 3s infinite ease-in-out;
}

.ultimate-cta-btn-animated:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 15px 40px -5px rgba(218, 24, 93, 0.5), 0 0 0 12px rgba(219, 39, 119, 0);
    background: linear-gradient(135deg, var(--clr-primary-600) 0%, var(--clr-primary-700) 100%);
}

.ultimate-cta-btn-animated:active {
    transform: translateY(-1px) scale(0.99);
}

/* Pure CSS Moving Shine Filter Overlay Layer */
.button-shine-layer {
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 100%);
    position: absolute;
    top: 0;
    left: -100%;
    height: 100%;
    animation: flowingShineEffect 4.5s infinite linear;
}

/* --------------------------------------------------------------------------
   08. VERTICAL FEED CUSTOMER REVIEWS ARCHITECTURE
   -------------------------------------------------------------------------- */
.amazon-review-row-card {
    background-color: var(--clr-neutral-white);
    box-shadow: var(--shadow-soft);
    position: relative;
}

.amazon-review-row-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.review-decor-corner {
    position: absolute;
    top: 0;
    right: 0;
    width: 24px;
    height: 24px;
    background: linear-gradient(45deg, transparent 50%, var(--clr-primary-100) 50%);
    border-bottom-left-radius: var(--radius-sm);
    pointer-events: none;
}

.avatar-frame-wrapper {
    box-shadow: 0 2px 8px rgba(219, 39, 119, 0.15);
}

.user-fullname {
    font-family: 'Inter', sans-serif;
}

.review-row-title {
    color: var(--clr-neutral-dark);
}

.verified-purchase-badge {
    font-size: 10px;
    letter-spacing: 0.02em;
}

.media-frame-thumbnail {
    box-shadow: var(--shadow-soft);
}

.media-frame-thumbnail:hover {
    box-shadow: 0 4px 12px rgba(219, 39, 119, 0.2);
}

/* --------------------------------------------------------------------------
   09. ARCHITECTURAL FOOTER DESIGN
   -------------------------------------------------------------------------- */
.main-architectural-footer {
    position: relative;
}

.footer-top-gradient-accent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, var(--clr-primary-300) 50%, transparent 100%);
}

.footer-policy-link {
    position: relative;
}

.footer-policy-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--clr-primary-500);
    transition: var(--transition-snappy);
}

.footer-policy-link:hover::after {
    width: 100%;
}

/* --------------------------------------------------------------------------
   10. PURE CSS KEYFRAMES ENGINE FOR EMBEDDED ANIMATIONS
   -------------------------------------------------------------------------- */
@keyframes floatingGlow {
    0% {
        transform: translateY(0px) rotate(0deg) scale(1);
    }
    100% {
        transform: translateY(35px) rotate(15deg) scale(1.08);
    }
}

@keyframes pulseCtaButton {
    0% {
        box-shadow: 0 10px 35px -5px rgba(190, 24, 93, 0.4), 0 0 0 0px rgba(219, 39, 119, 0.4);
    }
    70% {
        box-shadow: 0 10px 35px -5px rgba(190, 24, 93, 0.4), 0 0 0 14px rgba(219, 39, 119, 0);
    }
    100% {
        box-shadow: 0 10px 35px -5px rgba(190, 24, 93, 0.4), 0 0 0 0px rgba(219, 39, 119, 0);
    }
}

@keyframes flowingShineEffect {
    0% {
        left: -100%;
    }
    25% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

/* --------------------------------------------------------------------------
   11. RIGOROUS MEDIA QUERIES & BREAKPOINTS CONTROL SCREEN SYSTEM
   -------------------------------------------------------------------------- */
@media (min-width: 640px) {
    .brand-inner-layout {
        flex-direction: row;
    }
}

@media (max-width: 767px) {
    /* Optimization updates for mobile layouts streaming flow compatibility */
    .thumbnails-grid-ribbon {
        max-width: 280px;
        margin-left: auto;
        margin-right: auto;
    }
    .amazon-review-row-card {
        padding: 1.25rem !important;
    }
}

@media (min-width: 768px) {
    .editorial-main-heading {
        font-size: 2.5rem;
    }
}

@media (min-width: 1024px) {
    /* Sticky dynamic framework on desktop environments */
    .gallery-inner-sticky {
        position: sticky;
        top: 100px;
        z-index: 30;
    }
}

@media (min-width: 1280px) {
    .main-content-layout {
        padding-left: 0;
        padding-right: 0;
    }
}
.product-main-viewframe {
    width: 100%;
    aspect-ratio: 1 / 1;
    min-height: 320px;
}

@media (max-width: 480px) {
    .product-main-viewframe {
        min-height: 280px;
    }
}