:root {
    --bg: #000000;
    --text: #FFFFFF;
    --accent: #FFFF00;
    --gray: #1A1A1A;
    --light-gray: #333333;
    --font-main: 'Inter', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-main);
    overflow-x: hidden;
    line-height: 1.5;
}

img {
    max-width: 100%;
    display: block;
}

button {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    color: inherit;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.logo {
    height: 40px;
    object-fit: contain;
}

.icon-btn {
    position: relative;
    padding: 8px;
}

#cart-count {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--accent);
    color: var(--bg);
    font-size: 10px;
    font-weight: 900;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* App Container */
#app {
    padding-top: 70px;
    min-height: 100vh;
}

/* Typography */
h1, h2, h3 {
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -1px;
}

.btn {
    display: inline-block;
    padding: 16px 32px;
    background: var(--accent);
    color: var(--bg);
    text-decoration: none;
    font-weight: 900;
    text-transform: uppercase;
    font-size: 14px;
    border-radius: 4px;
    transition: var(--transition);
    text-align: center;
}

.btn:active {
    transform: scale(0.95);
}

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

/* Footer */
.footer {
    padding: 60px 20px;
    background: var(--gray);
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 24px;
}

.footer-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    opacity: 0.7;
}

.socials {
    margin-bottom: 24px;
}

.instagram-link {
    color: var(--accent);
    font-weight: 700;
    text-decoration: none;
}

.copyright {
    font-size: 12px;
    opacity: 0.5;
}

/* Hero Slider */
.hero-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #000;
}

.hero-slide {
    display: none;
    width: 100%;
    position: relative;
    background-color: #000;
}

.hero-slide img {
    width: 100%;
    height: auto;
    display: block;
}

.hero-slide.active {
    opacity: 1;
}

.hero-content {
    position: absolute;
    bottom: 20px;
    left: 20px;
    width: calc(100% - 40px);
    z-index: 10;
}

.hero-cta {
    font-size: 18px;
    padding: 20px 40px;
    letter-spacing: 2px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.hero-dots {
    position: absolute;
    bottom: 30px;
    left: 20px;
    display: flex;
    gap: 8px;
}

.dot {
    width: 30px;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
}

.dot.active {
    background: var(--accent);
}

/* Drop Section */
.drop-section {
    padding: 60px 0;
}

.section-title {
    padding: 0 20px;
    font-size: 32px;
    margin-bottom: 4px;
}

.section-subtitle {
    padding: 0 20px;
    font-size: 14px;
    opacity: 0.6;
    margin-bottom: 30px;
}

.product-carousel {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 20px;
    padding: 0 40px 40px;
    scrollbar-width: none;
}

.product-carousel::-webkit-scrollbar {
    display: none;
}

.product-card {
    flex: 0 0 75%;
    scroll-snap-align: center;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(0.85);
}

.product-card.focused {
    transform: scale(1);
}

.product-card img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 16px;
}

.product-mini-info {
    opacity: 0;
    transition: var(--transition);
    text-align: center;
}

.product-card.focused .product-mini-info {
    opacity: 1;
}

.mini-meta {
    display: flex;
    justify-content: center;
    gap: 12px;
    font-size: 14px;
}

.mini-qty {
    color: var(--accent);
    font-weight: 700;
}

/* Why Us */
.faq-section {
    padding: 60px 20px 100px;
    background: #000;
}

.faq-section .section-title {
    margin-bottom: 40px;
}

.why-us {
    padding: 60px 20px;
}

.cards-stack {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 30px;
}

.why-card {
    background: rgba(26, 26, 26, 0.6);
    backdrop-filter: blur(10px);
    padding: 24px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.08);
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.why-icon {
    font-size: 24px;
    background: var(--accent);
    color: var(--bg);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    flex-shrink: 0;
}

.why-card h3 {
    margin-bottom: 4px;
    font-size: 16px;
}

.section-title-center {
    text-align: center;
    font-size: 32px;
    margin-bottom: 30px;
}

/* Professional Product Page */
.product-page {
    position: relative;
    padding-bottom: 100px; /* Space for sticky CTA */
}

.product-gallery {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    height: auto; /* Changed from 80vh */
    max-height: 90vh;
    background: #000;
}

.gallery-item {
    scroll-snap-align: start;
    flex: 0 0 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-item img {
    height: auto; /* Let it scale naturally */
    width: 100%;
    max-height: 90vh;
    object-fit: contain; /* Or contain if it's too tall */
}

.product-main-info {
    padding: 40px 20px;
    background: linear-gradient(to bottom, #000, #111);
}

.category-chip {
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 1px;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 8px;
    display: block;
}

.product-title {
    font-size: 34px;
    line-height: 1;
    margin-bottom: 8px;
}

.product-tagline {
    font-size: 16px;
    opacity: 0.6;
    margin-bottom: 20px;
}

.price-box {
    display: flex;
    align-items: flex-start;
    margin-bottom: 40px;
}

.price-box .currency {
    font-size: 20px;
    font-weight: 700;
    margin-top: 6px;
    margin-right: 2px;
}

.price-box .amount {
    font-size: 60px;
    font-weight: 900;
    line-height: 1;
    color: var(--accent);
}

.stock-pill {
    margin-left: 12px;
    background: rgba(255, 255, 0, 0.1);
    color: var(--accent);
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 0, 0.2);
    align-self: center;
}

.product-section {
    margin-bottom: 40px;
}

.section-label {
    font-size: 12px;
    font-weight: 700;
    color: rgba(255,255,255,0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.size-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.size-btn {
    height: 60px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    font-weight: 700;
    transition: var(--transition);
}

.size-btn.selected {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
}

.size-guide {
    font-size: 13px;
    opacity: 0.5;
    margin-top: 12px;
}

.product-desc {
    font-size: 15px;
    line-height: 1.6;
    opacity: 0.8;
}

.highlights-list {
    list-style: none;
}

.highlights-list li {
    font-size: 14px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
}

.highlights-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    margin-right: 12px;
}

.trust-badge-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 40px;
}

.trust-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
}

.trust-badge span {
    font-size: 10px;
    font-weight: 700;
    opacity: 0.6;
    text-transform: uppercase;
}

.sticky-cta-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 90px;
    background: rgba(0,0,0,0.8);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    z-index: 100;
}

.sticky-price {
    font-size: 24px;
    font-weight: 900;
}

.grab-btn-premium {
    background: var(--accent);
    color: var(--bg);
    padding: 14px 30px;
    border-radius: 100px;
    font-weight: 900;
    text-transform: uppercase;
    font-size: 14px;
}

/* Checkout Page Refined */
.checkout-page {
    padding: 40px 20px 100px;
    max-width: 600px;
    margin: 0 auto;
}

.checkout-page h1 {
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.checkout-page .subtext {
    color: #888;
    margin-bottom: 40px;
}

.checkout-form {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 700;
    color: #666;
    letter-spacing: 1px;
}

.form-group input, .form-group textarea {
    background: #111;
    border: 1px solid #222;
    padding: 15px;
    border-radius: 8px;
    color: #fff;
    font-family: inherit;
    transition: border-color 0.3s;
}

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

.order-review-card {
    background: #111;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
    display: flex;
    gap: 15px;
}

.order-review-card img {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
}

.review-info h4 {
    margin: 0 0 5px 0;
}

.review-info p {
    color: #888;
    font-size: 14px;
    margin: 0;
}

.price-summary {
    border-top: 1px solid #222;
    padding-top: 20px;
    margin-top: 20px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.summary-row.total {
    font-size: 20px;
    font-weight: 900;
    color: var(--accent);
    margin-top: 10px;
}

.summary-price {
    color: var(--accent);
    font-weight: 900;
}

.total-row {
    border-top: 1px solid var(--light-gray);
    padding-top: 16px;
    display: flex;
    justify-content: space-between;
    font-weight: 900;
    font-size: 18px;
}

/* Success Page */
.success-page {
    height: 80vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
}

.success-icon {
    font-size: 64px;
    margin-bottom: 24px;
}

.success-page h1 {
    font-size: 40px;
    margin-bottom: 12px;
}

.success-page p {
    opacity: 0.7;
    margin-bottom: 40px;
}

/* FAQ */
.final-cta {
    padding: 100px 20px;
    text-align: center;
}

.faq-page {
    padding: 40px 20px;
}

.faq-item {
    border-bottom: 1px solid var(--light-gray);
    padding: 20px 0;
}

.faq-q {
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-q::after {
    content: '+';
    font-size: 20px;
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    opacity: 0;
    padding-top: 0;
}

.faq-item.open .faq-a {
    max-height: 200px;
    opacity: 0.7;
    padding-top: 12px;
}

.faq-item.open .faq-q::after {
    content: '-';
}