/* 
   =============================================================================
   AHMAD TEA LANDING PAGE - PREMIUM CSS STYLES
   =============================================================================
   Complex, highly customized styling system based entirely on a deep blue palette.
   Designed for visual uniqueness, layered depth, and pure CSS interactivity.
*/

/* 
   -----------------------------------------------------------------------------
   1. CSS VARIABLES (Design Tokens)
   -----------------------------------------------------------------------------
*/
:root {
    /* Base Blue Palette */
    --c-blue-25: #f8fafc;
    --c-blue-50: #eff6ff;
    --c-blue-100: #dbeafe;
    --c-blue-200: #bfdbfe;
    --c-blue-300: #93c5fd;
    --c-blue-400: #60a5fa;
    --c-blue-500: #3b82f6;
    --c-blue-600: #2563eb;
    --c-blue-700: #1d4ed8;
    --c-blue-800: #1e40af;
    --c-blue-900: #1e3a8a;
    --c-blue-950: #172554;

    /* Neutrals & Text */
    --c-text-main: var(--c-blue-950);
    --c-text-muted: #475569;
    --c-text-light: #94a3b8;
    --c-surface: #ffffff;
    --c-surface-off: var(--c-blue-25);
    
    /* Accents (Kept within palette or neutral constraints) */
    --c-star: #eab308; /* Allowed yellow for standard Amazon stars */
    --c-accent-glow: rgba(59, 130, 246, 0.5);
    --c-verified: #059669; /* Subtle green only for verified purchase badge */

    /* Gradients */
    --grad-bg-main: linear-gradient(145deg, var(--c-blue-50) 0%, #ffffff 100%);
    --grad-card: linear-gradient(180deg, #ffffff 0%, var(--c-blue-25) 100%);
    --grad-btn: linear-gradient(135deg, var(--c-blue-600) 0%, var(--c-blue-800) 100%);
    --grad-btn-hover: linear-gradient(135deg, var(--c-blue-500) 0%, var(--c-blue-700) 100%);
    --grad-cta-bg: linear-gradient(135deg, var(--c-blue-900) 0%, var(--c-blue-700) 100%);
    --grad-footer: linear-gradient(180deg, transparent 0%, var(--c-blue-950) 100%);

    /* Shadows (Layered for immense depth) */
    --shadow-soft: 0 4px 20px -2px rgba(30, 58, 138, 0.05);
    --shadow-medium: 0 10px 30px -5px rgba(30, 58, 138, 0.08), 0 4px 10px -4px rgba(30, 58, 138, 0.04);
    --shadow-heavy: 0 20px 40px -10px rgba(30, 58, 138, 0.15), 0 10px 20px -5px rgba(30, 58, 138, 0.1);
    --shadow-inner: inset 0 2px 4px 0 rgba(30, 58, 138, 0.03);
    --shadow-btn: 0 10px 20px -5px rgba(37, 99, 235, 0.4), 0 0 15px rgba(37, 99, 235, 0.2);
    --shadow-btn-hover: 0 15px 30px -5px rgba(37, 99, 235, 0.5), 0 0 25px rgba(37, 99, 235, 0.3);
    
    /* Structural */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1.25rem;
    --radius-xl: 2rem;
    
    /* Transitions */
    --trans-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --trans-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --trans-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --trans-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* 
   -----------------------------------------------------------------------------
   2. GLOBAL RESET & BASE
   -----------------------------------------------------------------------------
*/
html {
    scroll-behavior: smooth;
}

body.custom-body {
    font-family: 'Inter', sans-serif;
    color: var(--c-text-main);
    background: var(--grad-bg-main);
    background-attachment: fixed;
    line-height: 1.6;
}

::selection {
    background-color: var(--c-blue-200);
    color: var(--c-blue-950);
}

/* Base focus states for accessibility */
*:focus-visible {
    outline: 2px solid var(--c-blue-500);
    outline-offset: 2px;
}

/* 
   -----------------------------------------------------------------------------
   3. BACKGROUND DECORATIONS
   -----------------------------------------------------------------------------
*/
.bg-decor {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    z-index: 0;
    pointer-events: none;
    animation: floatDecor 20s infinite alternate ease-in-out;
}

.bg-decor-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--c-blue-100) 0%, transparent 70%);
    top: -100px;
    left: -200px;
}

.bg-decor-2 {
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--c-blue-50) 0%, transparent 70%);
    top: 40%;
    right: -300px;
    animation-delay: -5s;
}

.bg-decor-3 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--c-blue-100) 0%, transparent 70%);
    bottom: -100px;
    left: 20%;
    animation-delay: -10s;
}

/* 
   -----------------------------------------------------------------------------
   4. HEADER STYLES
   -----------------------------------------------------------------------------
*/
.premium-header {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(219, 234, 254, 0.6);
    position: sticky;
    top: 0;
    box-shadow: 0 4px 30px rgba(30, 58, 138, 0.03);
}

.header-inner {
    height: 5rem;
}

.brand-dots {
    display: flex;
    gap: 6px;
}

.brand-dots span {
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--c-blue-300);
    transition: var(--trans-normal);
}

.brand-dots span:nth-child(2) { background-color: var(--c-blue-500); }
.brand-dots span:nth-child(3) { background-color: var(--c-blue-700); }

.premium-header:hover .brand-dots span {
    transform: scale(1.2);
}

.header-brand-title {
    font-size: 1.25rem;
    color: var(--c-blue-900);
    position: relative;
    z-index: 1;
}

.header-brand-underline {
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 8px;
    background-color: var(--c-blue-100);
    z-index: 0;
    transform: skewX(-15deg);
    transition: var(--trans-normal);
    opacity: 0.5;
}

.header-brand-container:hover .header-brand-underline {
    height: 12px;
    background-color: var(--c-blue-200);
    opacity: 0.8;
}

.geo-badge {
    background: var(--c-blue-50);
    color: var(--c-blue-700);
    padding: 0.4rem 0.8rem;
    border-radius: 9999px;
    border: 1px solid var(--c-blue-100);
    transition: var(--trans-fast);
}

.geo-badge:hover {
    background: var(--c-blue-100);
    transform: translateY(-1px);
}

.header-bottom-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--c-blue-400), transparent);
    opacity: 0.2;
}

/* 
   -----------------------------------------------------------------------------
   5. PRODUCT HERO CARD
   -----------------------------------------------------------------------------
*/
.product-card-premium {
    background: var(--grad-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-heavy);
    border: 1px solid rgba(255, 255, 255, 0.8);
    position: relative;
    overflow: hidden;
}

.product-card-premium::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--c-blue-400), var(--c-blue-600), var(--c-blue-400));
    z-index: 20;
}

/* 
   -----------------------------------------------------------------------------
   6. CSS-ONLY GALLERY LOGIC & STYLING
   -----------------------------------------------------------------------------
*/
.product-gallery-col {
    background: var(--c-surface);
}

.gallery-bg-glow {
    position: absolute;
    top: 20%;
    left: 20%;
    width: 60%;
    height: 60%;
    background: radial-gradient(circle, var(--c-blue-50) 0%, transparent 60%);
    border-radius: 50%;
    z-index: 0;
}

.gallery-container {
    position: relative;
    z-index: 10;
    width: 100%;
    display: flex;
    flex-direction: column;
}

/* Hide Radio Inputs */
.gallery-radio {
    display: none;
}

/* Main Image Display Box */
.main-image-display {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    background: var(--c-blue-25);
    border-radius: var(--radius-lg);
    border: 1px solid var(--c-blue-100);
    box-shadow: var(--shadow-inner);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-wrapper {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95);
    transition: opacity 0.4s ease, transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), visibility 0.4s;
}

.image-wrapper img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 10px 15px rgba(30, 58, 138, 0.15));
    transition: transform var(--trans-slow);
}

.image-wrapper:hover img {
    transform: scale(1.05);
}

.image-overlay-lens {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 40%, rgba(239, 246, 255, 0.4) 100%);
    pointer-events: none;
    z-index: 2;
}

/* Decorative Frame inside main image display */
.frame-line {
    position: absolute;
    background: var(--c-blue-200);
    opacity: 0.3;
    z-index: 1;
}
.frame-line-t { top: 1rem; left: 1rem; right: 1rem; height: 1px; }
.frame-line-b { bottom: 1rem; left: 1rem; right: 1rem; height: 1px; }
.frame-line-l { left: 1rem; top: 1rem; bottom: 1rem; width: 1px; }
.frame-line-r { right: 1rem; top: 1rem; bottom: 1rem; width: 1px; }

/* Thumbnail Container */
.thumbnails-nav {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}

.thumb-label {
    cursor: pointer;
    display: block;
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.thumb-inner {
    width: 100%;
    height: 100%;
    background: var(--c-blue-25);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--trans-normal);
    position: relative;
}

.thumb-inner img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: var(--trans-normal);
}

.thumb-active-ring {
    position: absolute;
    inset: -2px;
    border-radius: var(--radius-md);
    border: 2px solid var(--c-blue-500);
    opacity: 0;
    transform: scale(0.9);
    transition: var(--trans-bounce);
}

/* Hover States for Thumbnails */
.thumb-label:hover .thumb-inner {
    background: var(--c-blue-50);
    border-color: var(--c-blue-200);
}
.thumb-label:hover .thumb-inner img {
    transform: scale(1.1);
}

/* CSS Logic: Linking Radios to Views */
#thumb-1:checked ~ .main-image-display .img-view-1,
#thumb-2:checked ~ .main-image-display .img-view-2,
#thumb-3:checked ~ .main-image-display .img-view-3,
#thumb-4:checked ~ .main-image-display .img-view-4 {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    z-index: 10;
}

/* CSS Logic: Active Thumbnail Styling */
#thumb-1:checked ~ .thumbnails-nav .thumb-label-1 .thumb-inner,
#thumb-2:checked ~ .thumbnails-nav .thumb-label-2 .thumb-inner,
#thumb-3:checked ~ .thumbnails-nav .thumb-label-3 .thumb-inner,
#thumb-4:checked ~ .thumbnails-nav .thumb-label-4 .thumb-inner {
    background: var(--c-surface);
    box-shadow: var(--shadow-soft);
}

#thumb-1:checked ~ .thumbnails-nav .thumb-label-1 .thumb-active-ring,
#thumb-2:checked ~ .thumbnails-nav .thumb-label-2 .thumb-active-ring,
#thumb-3:checked ~ .thumbnails-nav .thumb-label-3 .thumb-active-ring,
#thumb-4:checked ~ .thumbnails-nav .thumb-label-4 .thumb-active-ring {
    opacity: 1;
    transform: scale(1);
}

/* 
   -----------------------------------------------------------------------------
   7. PRODUCT INFO & TYPOGRAPHY
   -----------------------------------------------------------------------------
*/
.product-info-col {
    background: var(--c-surface);
}

.badge-premium {
    display: inline-flex;
    align-items: center;
    space-x: 0.5rem;
    padding: 0.25rem 0.75rem;
    background: var(--c-blue-900);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 9999px;
    box-shadow: 0 4px 10px rgba(30, 58, 138, 0.2);
}

.badge-icon {
    margin-right: 0.25rem;
    color: var(--c-blue-300);
}

.badge-amazon-choice {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    background: var(--c-blue-950);
    color: white;
    font-size: 0.75rem;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.badge-amazon-choice::before {
    content: '';
    position: absolute;
    top: 0; left: -100%; width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    animation: shineBadge 3s infinite;
}

.product-title {
    color: var(--c-blue-950);
    letter-spacing: -0.02em;
    position: relative;
    display: inline-block;
}

.product-subtitle {
    color: var(--c-blue-600);
    font-weight: 600;
}

/* Star Custom Styling */
.star {
    width: 16px;
    height: 16px;
    background-color: var(--c-star);
    clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
}

.rating-count {
    color: var(--c-blue-700);
    border-bottom: 1px dashed var(--c-blue-400);
    cursor: pointer;
    transition: var(--trans-fast);
}

.rating-count:hover {
    color: var(--c-blue-900);
    border-bottom-color: var(--c-blue-900);
}

/* Description Section */
.description-heading {
    color: var(--c-blue-400);
    opacity: 0.8;
}

.heading-line {
    height: 1px;
    background: var(--c-blue-100);
    width: 2rem;
}

.description-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.desc-item {
    display: flex;
    align-items: flex-start;
    padding: 1rem;
    border-radius: var(--radius-md);
    transition: var(--trans-normal);
    border: 1px solid transparent;
}

.desc-item:hover {
    background: var(--c-blue-25);
    border-color: var(--c-blue-100);
    box-shadow: var(--shadow-soft);
    transform: translateX(4px);
}

.desc-icon-wrapper {
    position: relative;
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    margin-right: 1rem;
    margin-top: 0.125rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.desc-icon-bg {
    position: absolute;
    inset: 0;
    background: var(--c-blue-100);
    border-radius: 50%;
    transition: var(--trans-normal);
}

.desc-item:hover .desc-icon-bg {
    background: var(--c-blue-200);
    transform: scale(1.2);
}

.desc-icon {
    position: relative;
    z-index: 1;
    width: 16px;
    height: 16px;
    color: var(--c-blue-700);
}

.desc-text-content {
    flex-grow: 1;
}

.desc-title {
    color: var(--c-blue-900);
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
    letter-spacing: 0.01em;
}

.desc-paragraph {
    color: var(--c-text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Highlighted Item (Vitality Key) */
.highlight-item {
    background: linear-gradient(135deg, var(--c-blue-50) 0%, var(--c-blue-100) 100%);
    border: 1px solid var(--c-blue-200);
}

.highlight-item:hover {
    background: linear-gradient(135deg, var(--c-blue-100) 0%, var(--c-blue-200) 100%);
    border-color: var(--c-blue-300);
}

.highlight-item .desc-icon-bg.glow {
    background: var(--c-blue-600);
    box-shadow: 0 0 10px var(--c-accent-glow);
}

.highlight-text {
    color: var(--c-blue-950);
}

.highlight-item .desc-paragraph {
    color: var(--c-blue-900);
    font-weight: 500;
}

/* 
   -----------------------------------------------------------------------------
   8. MAIN CTA SECTION
   -----------------------------------------------------------------------------
*/
.cta-master-section {
    position: relative;
}

.cta-content-wrapper {
    background: var(--grad-cta-bg);
    box-shadow: var(--shadow-heavy);
}

.cta-glass-panel {
    background: rgba(30, 58, 138, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
}

/* Decorative background blobs in CTA */
.cta-bg-blobs {
    position: absolute;
    inset: -50px;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.cta-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.cta-blob.blob-1 {
    width: 300px; height: 300px;
    background: var(--c-blue-400);
    top: -100px; left: -50px;
    animation: moveBlob1 10s infinite alternate;
}

.cta-blob.blob-2 {
    width: 400px; height: 400px;
    background: var(--c-blue-300);
    bottom: -150px; right: -100px;
    animation: moveBlob2 12s infinite alternate;
}

.text-shadow-sm {
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

/* The Big Button */
.btn-amazon-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem 3rem;
    background: var(--grad-btn);
    color: white;
    font-size: 1.125rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-btn);
    overflow: hidden;
    transition: all var(--trans-bounce);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-decoration: none;
}

.btn-amazon-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-btn-hover);
    background: var(--grad-btn-hover);
}

.btn-amazon-primary:active {
    transform: translateY(1px);
    box-shadow: var(--shadow-medium);
}

.btn-icon {
    width: 24px;
    height: 24px;
    margin-right: 0.75rem;
    transition: transform var(--trans-bounce);
}

.btn-amazon-primary:hover .btn-icon {
    transform: rotate(-10deg) scale(1.1);
}

.btn-text {
    position: relative;
    z-index: 2;
}

.btn-arrow {
    width: 20px;
    height: 20px;
    margin-left: 0.75rem;
    opacity: 0.7;
    transition: transform var(--trans-normal), opacity var(--trans-normal);
}

.btn-amazon-primary:hover .btn-arrow {
    transform: translateX(5px);
    opacity: 1;
}

.btn-shine {
    position: absolute;
    top: 0; left: -100%; width: 50%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transform: skewX(-20deg);
    animation: buttonShine 4s infinite;
    z-index: 1;
}

/* 
   -----------------------------------------------------------------------------
   9. REVIEWS SECTION
   -----------------------------------------------------------------------------
*/
.review-section-title {
    color: var(--c-blue-950);
}

.title-underline {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--c-blue-500);
    border-radius: 2px;
}

.review-card {
    perspective: 1000px;
}

.review-card-inner {
    background: var(--c-surface);
    border: 1px solid var(--c-blue-100);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    transition: all var(--trans-bounce);
    transform-origin: center center;
}

.review-card:hover .review-card-inner {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
    border-color: var(--c-blue-200);
}

.review-card-bg {
    background: linear-gradient(135deg, transparent 80%, var(--c-blue-25) 100%);
    opacity: 0;
    transition: opacity var(--trans-normal);
}

.review-card:hover .review-card-bg {
    opacity: 1;
}

/* Avatar Styling */
.avatar-wrapper {
    position: relative;
    width: 64px;
    height: 64px;
}

.avatar-ring {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px dashed var(--c-blue-300);
    opacity: 0.5;
    transition: transform var(--trans-slow) linear, border-color var(--trans-normal);
}

.review-card:hover .avatar-ring {
    transform: rotate(90deg);
    border-color: var(--c-blue-500);
    opacity: 1;
}

.avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--c-surface);
    position: relative;
    z-index: 2;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

/* Review Typography & Badges */
.reviewer-name {
    color: var(--c-blue-900);
}

.review-date {
    color: var(--c-text-light);
}

.review-title {
    color: var(--c-blue-950);
    font-size: 1.05rem;
}

.review-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    letter-spacing: 0.02em;
}

.style-badge {
    background: var(--c-blue-50);
    color: var(--c-blue-700);
    border: 1px solid var(--c-blue-100);
}

.verified-badge {
    color: var(--c-verified);
    background: rgba(5, 150, 105, 0.1);
    border: 1px solid rgba(5, 150, 105, 0.2);
}

.review-text-body {
    color: var(--c-text-muted);
    font-size: 0.95rem;
}

.attachment-label {
    color: var(--c-blue-400);
}

.attachment-img-wrapper {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid var(--c-blue-100);
    cursor: pointer;
    transition: var(--trans-fast);
}

.attachment-img-wrapper:hover {
    border-color: var(--c-blue-400);
}

.attachment-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 
   -----------------------------------------------------------------------------
   10. FOOTER
   -----------------------------------------------------------------------------
*/
.site-footer {
    background: var(--c-blue-950);
    color: var(--c-blue-100);
    border-top: 4px solid var(--c-blue-600);
}

.footer-top-gradient {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 100px;
    background: linear-gradient(180deg, rgba(30, 58, 138, 0.2), transparent);
}

.footer-brand {
    color: var(--c-surface);
}

.footer-link {
    position: relative;
    color: var(--c-blue-200);
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: color var(--trans-fast);
    padding-bottom: 4px;
}

.footer-link:hover {
    color: var(--c-surface);
}

.footer-link-line {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--c-blue-400);
    transition: width var(--trans-bounce);
}

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

.footer-copyright {
    color: var(--c-blue-400);
}

/* 
   -----------------------------------------------------------------------------
   11. ANIMATIONS (KEYFRAMES)
   -----------------------------------------------------------------------------
*/
@keyframes floatDecor {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -50px) scale(1.05); }
    100% { transform: translate(-20px, 20px) scale(0.95); }
}

@keyframes moveBlob1 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 50px) scale(1.1); }
}

@keyframes moveBlob2 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-50px, -50px) scale(0.9); }
}

@keyframes buttonShine {
    0% { left: -100%; }
    20% { left: 200%; }
    100% { left: 200%; }
}

@keyframes shineBadge {
    0% { left: -100%; }
    50% { left: 200%; }
    100% { left: 200%; }
}

/* 
   -----------------------------------------------------------------------------
   12. RESPONSIVE MEDIA QUERIES (MOBILE FIRST APPROACH IN TAILWIND, DESKTOP FIXES HERE)
   -----------------------------------------------------------------------------
*/
@media (max-width: 1024px) {
    .product-hero-section {
        margin-top: 1rem;
    }
    
    .product-card-premium {
        border-radius: var(--radius-lg);
    }
}

@media (max-width: 768px) {
    .bg-decor {
        display: none; /* Perf optimization on mobile */
    }
    
    .main-image-display {
        aspect-ratio: 1; /* Square on mobile */
    }
    
    .cta-content-wrapper {
        padding: 2rem 1.5rem;
    }
    
    .btn-amazon-primary {
        padding: 1rem 1.5rem;
        font-size: 1rem;
        width: 100%;
    }
    
    .review-card-inner {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
    
    .review-meta-top {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .review-date {
        margin-top: 0.25rem;
    }
}

@media (max-width: 480px) {
    .thumbnails-nav {
        gap: 0.5rem;
    }
    
    .product-title {
        font-size: 1.75rem;
    }
    
    .product-subtitle {
        font-size: 1.25rem;
    }
    
    .desc-item {
        padding: 0.75rem 0.5rem;
    }
    
    .desc-icon-wrapper {
        margin-right: 0.75rem;
    }
}