/* ============================================
   CORE PEPTIDES - MAIN STYLESHEET
   Color Scheme: Black, White, Yellow (#FFD700)
   ============================================ */

/* CSS Variables */
:root {
    --black: #000000;
    --white: #ffffff;
    --yellow: #FFD700;
    --yellow-hover: #FFC000;
    --dark-gray: #1a1a1a;
    --light-gray: #333333;
    --text-gray: #cccccc;
    --border-color: #444444;
    --transition: all 0.3s ease;
    --shadow: 0 4px 20px rgba(255, 215, 0, 0.1);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: var(--white);
    transition: var(--transition);
}

a:hover {
    color: var(--yellow);
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   HEADER STYLES
   ============================================ */
.header {
    background-color: var(--black);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 2px;
}

.logo span {
    color: var(--yellow);
}

/* Navigation */
.nav-menu {
    display: flex;
    gap: 40px;
}

.nav-menu a {
    color: var(--white);
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 10px 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--yellow);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--yellow);
}

/* Header Icons */
.header-icons {
    display: flex;
    gap: 25px;
    align-items: center;
}

.header-icon {
    position: relative;
    cursor: pointer;
    padding: 10px;
    border: 2px solid transparent;
    transition: var(--transition);
}

.header-icon:hover {
    border-color: var(--yellow);
}

.header-icon:focus,
.header-icon:active {
    border: 2px solid var(--yellow);
    outline: none;
}

.header-icon svg {
    width: 24px;
    height: 24px;
    fill: var(--white);
    transition: var(--transition);
}

.header-icon:hover svg {
    fill: var(--yellow);
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background-color: var(--yellow);
    color: var(--black);
    font-size: 12px;
    font-weight: 700;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobile Menu Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    transition: var(--transition);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    margin-top: 70px;
    background: linear-gradient(135deg, var(--black) 0%, var(--dark-gray) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.5) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 40px;
    max-width: 800px;
    animation: fadeInUp 1s ease;
}

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

.hero-content h1 {
    font-size: 60px;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 3px;
    line-height: 1.2;
}

.hero-content h1 span {
    color: var(--yellow);
}

.hero-content p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 40px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--yellow);
    color: var(--black);
    border-color: var(--yellow);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--yellow);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-secondary:hover {
    background-color: var(--yellow);
    color: var(--black);
    border-color: var(--yellow);
}

.btn-outline-yellow {
    background-color: transparent;
    color: var(--yellow);
    border: 2px solid var(--yellow);
}

.btn-outline-yellow:hover {
    background-color: var(--yellow);
    color: var(--black);
}

/* ============================================
   SECTION STYLES
   ============================================ */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 42px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.section-header h2 span {
    color: var(--yellow);
}

.section-header p {
    color: var(--text-gray);
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   CATEGORY BUTTONS SECTION
   ============================================ */
.category-section {
    padding: 80px 0;
    background-color: var(--dark-gray);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.category-card {
    position: relative;
    height: 300px;
    overflow: hidden;
    border: 2px solid var(--border-color);
    transition: var(--transition);
}

.category-card:hover {
    border-color: var(--yellow);
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.category-card:hover img {
    transform: scale(1.1);
    filter: brightness(0.7);
}

.category-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.3) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
}

.category-overlay h3 {
    font-size: 28px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 15px;
    color: var(--yellow);
}

.category-overlay .btn {
    align-self: flex-start;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products-section {
    padding: 100px 0;
}

/* Sort Options */
.sort-options {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 15px;
    margin-bottom: 40px;
}

.sort-options label {
    color: var(--text-gray);
    font-size: 14px;
}

.sort-options select {
    background-color: var(--dark-gray);
    color: var(--white);
    border: 2px solid var(--border-color);
    padding: 10px 20px;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.sort-options select:hover,
.sort-options select:focus {
    border-color: var(--yellow);
    outline: none;
}

/* Product Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background-color: var(--dark-gray);
    border: 2px solid var(--border-color);
    transition: var(--transition);
    overflow: hidden;
}

.product-card:hover {
    border-color: var(--yellow);
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.product-image {
    position: relative;
    height: 250px;
    overflow: hidden;
    background-color: var(--light-gray);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--yellow);
    color: var(--black);
    padding: 5px 15px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
}

.product-info {
    padding: 25px;
}

.product-info h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    transition: var(--transition);
}

.product-card:hover .product-info h3 {
    color: var(--yellow);
}

.product-info .price {
    font-size: 22px;
    font-weight: 700;
    color: var(--yellow);
}

.product-info .old-price {
    text-decoration: line-through;
    color: var(--text-gray);
    font-size: 16px;
    margin-left: 10px;
}

.product-actions {
    padding: 0 25px 25px;
}

.product-actions .btn {
    width: 100%;
    text-align: center;
}

/* ============================================
   QUALITY SECTION
   ============================================ */
.quality-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--dark-gray) 0%, var(--black) 100%);
    text-align: center;
}

.quality-section h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
}

.quality-section h2 span {
    color: var(--yellow);
}

.quality-section h3 {
    font-size: 36px;
    color: var(--yellow);
    margin-bottom: 30px;
}

.quality-features {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 50px;
}

.quality-feature {
    text-align: center;
}

.quality-feature-icon {
    width: 80px;
    height: 80px;
    background-color: var(--yellow);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.quality-feature-icon svg {
    width: 40px;
    height: 40px;
    fill: var(--black);
}

.quality-feature h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
}

.quality-feature p {
    color: var(--text-gray);
    font-size: 14px;
}

/* ============================================
   PRODUCT DETAIL PAGE
   ============================================ */
.product-detail {
    padding: 120px 0 80px;
}

.breadcrumb {
    margin-bottom: 40px;
    font-size: 14px;
    color: var(--text-gray);
}

.breadcrumb a {
    color: var(--text-gray);
}

.breadcrumb a:hover {
    color: var(--yellow);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.product-gallery {
    position: relative;
}

.product-main-image {
    width: 100%;
    height: 500px;
    background-color: var(--dark-gray);
    border: 2px solid var(--border-color);
    overflow: hidden;
}

.product-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-details h1 {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 20px;
}

.product-price {
    font-size: 36px;
    font-weight: 700;
    color: var(--yellow);
    margin-bottom: 30px;
}

.product-meta {
    margin-bottom: 30px;
    padding: 20px;
    background-color: var(--dark-gray);
    border: 1px solid var(--border-color);
}

.product-meta p {
    margin-bottom: 10px;
    font-size: 14px;
}

.product-meta strong {
    color: var(--yellow);
}

.free-shipping-notice {
    background-color: rgba(255, 215, 0, 0.1);
    border: 1px solid var(--yellow);
    padding: 15px;
    margin-bottom: 30px;
    color: var(--yellow);
    font-weight: 500;
}

/* Quantity Discount Table */
.quantity-discounts {
    margin-bottom: 30px;
}

.quantity-discounts table {
    width: 100%;
    border-collapse: collapse;
}

.quantity-discounts th,
.quantity-discounts td {
    padding: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.quantity-discounts th {
    background-color: var(--dark-gray);
    color: var(--yellow);
    font-weight: 600;
}

/* Quantity Selector */
.quantity-selector {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.quantity-input {
    display: flex;
    align-items: center;
    border: 2px solid var(--border-color);
}

.quantity-input button {
    width: 50px;
    height: 50px;
    background-color: var(--dark-gray);
    border: none;
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    transition: var(--transition);
}

.quantity-input button:hover {
    background-color: var(--yellow);
    color: var(--black);
}

.quantity-input input {
    width: 80px;
    height: 50px;
    text-align: center;
    background-color: var(--black);
    border: none;
    border-left: 2px solid var(--border-color);
    border-right: 2px solid var(--border-color);
    color: var(--white);
    font-size: 18px;
    font-weight: 600;
}

.add-to-cart-btn {
    flex: 1;
}

/* Product Tabs */
.product-tabs {
    margin-top: 60px;
}

.tab-buttons {
    display: flex;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    padding: 15px 30px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.tab-btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--yellow);
    transition: var(--transition);
}

.tab-btn:hover,
.tab-btn.active {
    color: var(--yellow);
}

.tab-btn.active::after {
    width: 100%;
}

/* Active tab button - yellow background */
.tab-btn.active {
    background-color: var(--yellow);
    color: var(--black);
}

/* Non-active tab button - yellow border only */
.tab-btn:not(.active) {
    border: 2px solid var(--yellow);
    background-color: transparent;
    color: var(--white);
}

.tab-content {
    display: none;
    padding: 40px 0;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.tab-image {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    display: block;
}

/* ============================================
   NEWSLETTER SECTION (Full Screen)
   ============================================ */
.newsletter-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--black) 0%, var(--dark-gray) 50%, var(--black) 100%);
    position: relative;
    overflow: hidden;
}

.newsletter-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%23FFD700" opacity="0.1"/></svg>');
    background-size: 50px 50px;
    opacity: 0.5;
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    padding: 40px;
    position: relative;
    z-index: 1;
}

.newsletter-content h2 {
    font-size: 48px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.newsletter-content h2 span {
    color: var(--yellow);
}

.newsletter-content p {
    color: var(--text-gray);
    font-size: 18px;
    margin-bottom: 40px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--black);
    border-top: 1px solid var(--border-color);
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-logo span {
    color: var(--yellow);
}

.footer-about p {
    color: var(--text-gray);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.footer-social a:hover {
    border-color: var(--yellow);
    background-color: var(--yellow);
}

.footer-social a:hover svg {
    fill: var(--black);
}

.footer-social svg {
    width: 20px;
    height: 20px;
    fill: var(--white);
    transition: var(--transition);
}

.footer h4 {
    font-size: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 25px;
    color: var(--yellow);
}

.footer-links a {
    display: block;
    color: var(--text-gray);
    font-size: 14px;
    margin-bottom: 12px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--yellow);
    padding-left: 5px;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-gray);
    font-size: 14px;
    margin-bottom: 15px;
}

.footer-contact svg {
    width: 18px;
    height: 18px;
    fill: var(--yellow);
}

.payment-methods {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.payment-methods img {
    height: 30px;
    filter: grayscale(100%);
    transition: var(--transition);
}

.payment-methods img:hover {
    filter: grayscale(0%);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-gray);
    font-size: 13px;
}

.footer-disclaimer {
    margin-top: 20px;
    padding: 20px;
    background-color: var(--dark-gray);
    border: 1px solid var(--border-color);
}

.footer-disclaimer p {
    color: var(--text-gray);
    font-size: 12px;
    line-height: 1.8;
}

/* ============================================
   SAVE 10% POPUP BUTTON
   ============================================ */
.save-popup-trigger {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background-color: var(--yellow);
    color: var(--black);
    padding: 15px 25px;
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    z-index: 999;
    border: none;
    box-shadow: 0 5px 20px rgba(255, 215, 0, 0.4);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

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

.save-popup-trigger:hover {
    background-color: var(--yellow-hover);
    transform: translateY(-3px);
}

/* Subscribe Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal {
    background-color: var(--dark-gray);
    border: 2px solid var(--yellow);
    max-width: 500px;
    width: 90%;
    padding: 50px;
    position: relative;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 30px;
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--yellow);
}

.modal h3 {
    font-size: 28px;
    font-weight: 700;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 10px;
}

.modal h3 span {
    color: var(--yellow);
}

.modal .subtitle {
    text-align: center;
    color: var(--yellow);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.modal p {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 30px;
}

.subscribe-form .form-group {
    margin-bottom: 20px;
}

.subscribe-form input {
    width: 100%;
    padding: 15px;
    background-color: var(--black);
    border: 2px solid var(--border-color);
    color: var(--white);
    font-size: 14px;
    transition: var(--transition);
}

.subscribe-form input:focus {
    border-color: var(--yellow);
    outline: none;
}

.subscribe-form input::placeholder {
    color: var(--text-gray);
}

.phone-input {
    display: flex;
}

.phone-input select {
    width: 100px;
    padding: 15px;
    background-color: var(--black);
    border: 2px solid var(--border-color);
    border-right: none;
    color: var(--white);
    font-size: 14px;
}

.phone-input input {
    flex: 1;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
}

.checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--yellow);
}

.checkbox-group label {
    font-size: 13px;
    color: var(--text-gray);
    line-height: 1.5;
}

.privacy-notice {
    font-size: 12px;
    color: var(--text-gray);
    text-align: center;
    margin-bottom: 20px;
}

.privacy-notice a {
    color: var(--yellow);
}

.subscribe-form .btn {
    width: 100%;
}

/* ============================================
   FORMS
   ============================================ */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 40px;
    background-color: var(--dark-gray);
    border: 2px solid var(--border-color);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--white);
}

.form-group input,
.form-group textarea,
.form-group select {
    /*width: 100%;*/
    padding: 15px;
    background-color: var(--black);
    border: 2px solid var(--border-color);
    color: var(--white);
    font-size: 14px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--yellow);
    outline: none;
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

/* ============================================
   CART PAGE
   ============================================ */
.cart-section {
    padding: 120px 0 80px;
}

.cart-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 40px;
}

.cart-table th {
    background-color: var(--dark-gray);
    padding: 20px;
    text-align: left;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 2px solid var(--yellow);
}

.cart-table td {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.cart-product {
    display: flex;
    align-items: center;
    gap: 20px;
}

.cart-product img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border: 1px solid var(--border-color);
}

.cart-product-name {
    font-weight: 600;
}

.cart-product-name a:hover {
    color: var(--yellow);
}

.remove-item {
    background: none;
    border: none;
    color: var(--text-gray);
    cursor: pointer;
    font-size: 20px;
    transition: var(--transition);
}

.remove-item:hover {
    color: #ff4444;
}

.cart-summary {
    max-width: 400px;
    margin-left: auto;
    padding: 30px;
    background-color: var(--dark-gray);
    border: 2px solid var(--border-color);
}

.cart-summary h3 {
    font-size: 20px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.cart-summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.cart-summary-row.total {
    font-size: 20px;
    font-weight: 700;
    color: var(--yellow);
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    margin-top: 20px;
}

.cart-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.cart-actions .btn {
    flex: 1;
    text-align: center;
}

/* Empty Cart */
.empty-cart {
    text-align: center;
    padding: 100px 0;
}

.empty-cart svg {
    width: 100px;
    height: 100px;
    fill: var(--text-gray);
    margin-bottom: 30px;
}

.empty-cart h2 {
    font-size: 28px;
    margin-bottom: 15px;
}

.empty-cart p {
    color: var(--text-gray);
    margin-bottom: 30px;
}

/* ============================================
   SEARCH OVERLAY
   ============================================ */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding-top: 150px;
}

.search-overlay.active {
    display: flex;
}

.search-container {
    width: 100%;
    max-width: 800px;
    padding: 0 20px;
}

.search-close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: none;
    border: none;
    color: var(--white);
    font-size: 40px;
    cursor: pointer;
    transition: var(--transition);
}

.search-close:hover {
    color: var(--yellow);
}

.search-input-wrapper {
    display: flex;
    border: 2px solid var(--yellow);
}

.search-input-wrapper input {
    flex: 1;
    padding: 20px;
    background-color: transparent;
    border: none;
    color: var(--white);
    font-size: 20px;
}

.search-input-wrapper input:focus {
    outline: none;
}

.search-input-wrapper input::placeholder {
    color: var(--text-gray);
}

.search-input-wrapper button {
    padding: 20px 40px;
    background-color: var(--yellow);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.search-input-wrapper button:hover {
    background-color: var(--yellow-hover);
}

.search-input-wrapper button svg {
    width: 24px;
    height: 24px;
    fill: var(--black);
}

.search-results {
    margin-top: 40px;
}

.search-results h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-gray);
    margin-bottom: 20px;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--black);
        flex-direction: column;
        padding: 20px;
        gap: 0;
        border-top: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu a {
        padding: 15px 0;
        border-bottom: 1px solid var(--border-color);
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero-content h1 {
        font-size: 42px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 32px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .section-header h2 {
        font-size: 32px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .quality-features {
        flex-direction: column;
        gap: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .cart-table {
        display: block;
        overflow-x: auto;
    }
    
    .tab-buttons {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        flex: 1;
        min-width: 120px;
    }
    
    .newsletter-content h2 {
        font-size: 32px;
    }
    
    .save-popup-trigger {
        bottom: 20px;
        left: 20px;
        padding: 12px 20px;
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 10px 15px;
    }
    
    .header-icons {
        gap: 15px;
    }
    
    .hero-content {
        padding: 20px;
    }
    
    .hero-content h1 {
        font-size: 28px;
    }
    
    .btn {
        padding: 12px 25px;
        font-size: 12px;
    }
    
    .modal {
        padding: 30px 20px;
    }
    
    .quantity-selector {
        flex-direction: column;
        align-items: stretch;
    }
    
    .quantity-input {
        justify-content: center;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    animation: fadeIn 0.5s ease;
}

.slide-up {
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--yellow);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--dark-gray);
    border: 2px solid var(--yellow);
    padding: 20px 30px;
    z-index: 10000;
    transform: translateX(150%);
    transition: transform 0.3s ease;
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-color: #4CAF50;
}

.toast-error {
    border-color: #f44336;
}