/* ============================================
   MEDIMARINE - Brand Homepage
   Custom CSS - No frameworks
   ============================================ */

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

:root {
    --primary: #52c7f4;
    --primary-dark: #05b2f5;
    --primary-light: #ecfaff;
    --primary-glow: rgba(82, 199, 244, 0.15);
    --accent: #009cde;
    --dark: #111111;
    --dark-soft: #1a1a1a;
    --gray-900: #212121;
    --gray-700: #555555;
    --gray-500: #888888;
    --gray-300: #cccccc;
    --gray-100: #f5f5f5;
    --white: #ffffff;
    --font-sans: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --transition: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    color: var(--gray-900);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s var(--transition);
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 60px;
}

/* --- Preloader --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--white);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-inner {
    text-align: center;
}

.preloader-logo {
    font-size: 2rem;
    letter-spacing: 0.3em;
    color: var(--dark);
    margin-bottom: 2rem;
}

.preloader-bar {
    width: 200px;
    height: 2px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.preloader-bar-inner {
    width: 0;
    height: 100%;
    background: var(--primary);
    border-radius: 2px;
    animation: preloaderProgress 1.8s var(--transition) forwards;
}

@keyframes preloaderProgress {
    to { width: 100%; }
}

/* --- Logo Typography --- */
.logo-m {
    font-weight: 900;
}

.logo-rest {
    font-weight: 400;
}

/* --- Navigation --- */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.4s var(--transition);
}

#header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

#header.scrolled .nav-logo,
#header.scrolled .nav-link,
#header.scrolled .nav-icon {
    color: var(--gray-900);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 60px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-size: 1.3rem;
    letter-spacing: 0.25em;
    color: var(--white);
    transition: color 0.4s var(--transition);
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 48px;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--white);
    position: relative;
    padding: 4px 0;
    transition: color 0.4s var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.4s var(--transition);
}

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

.nav-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.nav-icon {
    color: var(--white);
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s var(--transition);
}

.nav-icon:hover {
    background: rgba(255, 255, 255, 0.1);
}

#header.scrolled .nav-icon:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* Search overlay */
.search-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(20px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s var(--transition);
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-box {
    display: flex;
    align-items: center;
    gap: 20px;
    width: 600px;
}

.search-input {
    flex: 1;
    background: none;
    border: none;
    border-bottom: 2px solid rgba(255, 255, 255, 0.3);
    padding: 16px 0;
    font-size: 1.5rem;
    font-family: var(--font-sans);
    color: var(--white);
    outline: none;
    transition: border-color 0.3s;
}

.search-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.search-input:focus {
    border-color: var(--primary);
}

.search-close {
    color: var(--white);
    padding: 8px;
    opacity: 0.6;
    transition: opacity 0.3s;
}

.search-close:hover {
    opacity: 1;
}

/* --- Section Labels --- */
.section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 1rem;
}

.section-label.light {
    color: rgba(255, 255, 255, 0.7);
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.section-title.light {
    color: var(--white);
}

.serif-italic {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 36px;
    font-size: 0.85rem;
    font-weight: 600;
    font-family: var(--font-sans);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 0;
    transition: all 0.4s var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(82, 199, 244, 0.35);
}

.btn-outline {
    border: 1.5px solid rgba(255, 255, 255, 0.5);
    color: var(--white);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-dark {
    background: var(--dark);
    color: var(--white);
}

.btn-dark:hover {
    background: var(--gray-900);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 18px 48px;
    font-size: 0.9rem;
}

/* --- Hero Section --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-bg-video iframe,
.hero-bg-video #ytPlayer {
    width: 100vw;
    height: 56.25vw;
    min-height: 100vh;
    min-width: 177.78vh;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.4) 0%,
        rgba(0, 0, 0, 0.2) 50%,
        rgba(0, 0, 0, 0.6) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.hero-badge {
    display: inline-block;
    padding: 8px 24px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 0.7rem;
    letter-spacing: 0.35em;
    font-weight: 500;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: 5.5rem;
    font-weight: 200;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.hero-title-line {
    display: block;
}

.hero-title-line.accent {
    color: var(--primary);
    font-weight: 600;
}

.hero-desc {
    font-size: 1.1rem;
    font-weight: 300;
    letter-spacing: 0.08em;
    opacity: 0.85;
    margin-bottom: 2.5rem;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 4rem;
}

.hero-scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary);
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { top: -100%; }
    50% { top: 100%; }
    100% { top: 100%; }
}

.hero-scroll-indicator span {
    font-size: 0.65rem;
    letter-spacing: 0.3em;
    opacity: 0.5;
}

/* --- Marquee Section --- */
.marquee-section {
    background: var(--dark);
    padding: 20px 0;
    overflow: hidden;
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 30s linear infinite;
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: 40px;
    padding-right: 40px;
    white-space: nowrap;
}

.marquee-content span {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
}

.marquee-dot {
    font-size: 0.4rem !important;
    color: var(--primary) !important;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* --- Editorial Section (Hero Product) --- */
.editorial-section {
    padding: 140px 0;
    background: var(--white);
}

.editorial-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.editorial-img-wrap {
    display: block;
    position: relative;
    border-radius: 4px;
    overflow: hidden;
}

.editorial-img-wrap img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    transition: transform 0.8s var(--transition);
}

.editorial-img-wrap:hover img {
    transform: scale(1.05);
}

.editorial-img-tag {
    position: absolute;
    bottom: 24px;
    left: 24px;
    background: var(--primary);
    color: var(--white);
    padding: 8px 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
}

.editorial-title {
    font-size: 2.8rem;
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
}

.editorial-desc {
    font-size: 1.05rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.editorial-keypoints {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 2.5rem;
}

.editorial-keypoint {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 20px;
    background: var(--gray-100);
    border-radius: 4px;
    transition: all 0.3s var(--transition);
}

.editorial-keypoint:hover {
    background: var(--primary-light);
    transform: translateX(8px);
}

.keypoint-num {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    min-width: 28px;
}

.editorial-keypoint strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.editorial-keypoint p {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.5;
}

/* --- Influencer Short-form Videos (Main Page) --- */
.shorts-section {
    padding: 120px 0 100px;
    background: var(--gray-100);
    overflow: hidden;
}

.shorts-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 48px;
}

.shorts-header-desc {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.6;
    text-align: right;
}

.shorts-scroll-wrap {
    position: relative;
    padding: 0 60px;
    max-width: 1280px;
    margin: 0 auto;
    overflow: hidden;
}

.shorts-scroll {
    display: flex;
    gap: 20px;
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
}

.short-item {
    flex: 0 0 200px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.short-item:hover {
    transform: translateY(-8px);
}

.short-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 9/16;
    border-radius: 16px;
    overflow: hidden;
    background: var(--gray-300);
    margin-bottom: 12px;
}

.short-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.short-item:hover .short-thumb img {
    transform: scale(1.08);
}

.short-thumb-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(transparent 40%, rgba(0, 0, 0, 0.55) 100%);
    pointer-events: none;
}

.short-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 52px;
    height: 52px;
    background: rgba(0, 0, 0, 0.45);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.short-play-btn svg {
    margin-left: 3px;
}

.short-item:hover .short-play-btn {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

.short-time {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: var(--white);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 500;
}

.short-meta {
    padding: 0 4px;
}

.short-creator {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary-dark);
    display: block;
    margin-bottom: 4px;
}

.short-desc {
    font-size: 0.8rem;
    color: var(--gray-900);
    font-weight: 500;
    line-height: 1.4;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.short-views {
    font-size: 0.7rem;
    color: var(--gray-500);
}

/* Shorts navigation arrows */
.shorts-nav {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 24px;
}

.shorts-arrow {
    width: 44px;
    height: 44px;
    border: 1.5px solid var(--gray-300);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-700);
    background: var(--white);
    transition: all 0.3s ease;
}

.shorts-arrow:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: scale(1.05);
}

/* Legacy feature classes kept for compatibility */
.feature-section {
    padding: 140px 0;
    background: var(--white);
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.feature-img-wrapper {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
}

.feature-img-wrapper img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    transition: transform 0.8s var(--transition);
}

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

.feature-img-badge {
    position: absolute;
    bottom: 24px;
    left: 24px;
    background: var(--primary);
    color: var(--white);
    padding: 8px 20px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
}

.feature-text {
    font-size: 1.05rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.feature-points {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 2.5rem;
}

.feature-point {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 20px;
    background: var(--gray-100);
    border-radius: 4px;
    transition: all 0.3s var(--transition);
}

.feature-point:hover {
    background: var(--primary-light);
    transform: translateX(8px);
}

.point-number {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    min-width: 28px;
}

.point-content h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.point-content p {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.5;
}

/* --- Philosophy Section --- */
.philosophy-section {
    position: relative;
    height: 80vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.philosophy-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
}

.philosophy-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.philosophy-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.55);
}

.philosophy-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 0 60px;
}

.philosophy-title {
    font-size: 3rem;
    font-weight: 300;
    line-height: 1.5;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
}

.philosophy-title .serif-italic {
    font-size: 3.5rem;
    color: var(--primary);
}

.philosophy-desc {
    font-size: 1.1rem;
    font-weight: 300;
    line-height: 1.8;
    opacity: 0.8;
}

/* --- Product Showcase --- */
.showcase-section {
    padding: 140px 0;
    background: var(--gray-100);
}

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

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.product-card {
    background: var(--white);
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.4s var(--transition);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.product-card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1/1;
    background: var(--gray-100);
}

.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--transition);
}

.product-card:hover .product-card-img img {
    transform: scale(1.08);
}

.product-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--white);
    z-index: 2;
}

.product-tag.sale {
    background: #e74c3c;
}

.product-tag.best {
    background: var(--primary);
}

.product-tag.new {
    background: #2ecc71;
}

.product-hover {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    display: flex;
    gap: 8px;
    justify-content: center;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.5));
    transform: translateY(100%);
    transition: transform 0.4s var(--transition);
    z-index: 2;
}

.product-card:hover .product-hover {
    transform: translateY(0);
}

.product-hover .btn-sm {
    background: var(--white);
    color: var(--gray-900);
    border-radius: 2px;
    font-size: 0.7rem;
}

.product-hover .btn-sm:hover {
    background: var(--primary);
    color: var(--white);
}

.product-wish {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-500);
    opacity: 0;
    transform: translateY(-8px);
    transition: all 0.3s var(--transition);
    z-index: 2;
}

.product-card:hover .product-wish {
    opacity: 1;
    transform: translateY(0);
}

.product-wish:hover {
    color: #e74c3c;
}

.product-card-info {
    padding: 20px;
}

.product-category-tag {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 0.1em;
    margin-bottom: 6px;
}

.product-card-info h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 4px;
    line-height: 1.4;
}

.product-subtitle {
    font-size: 0.8rem;
    color: var(--gray-500);
    margin-bottom: 12px;
}

.product-price {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.price-original {
    font-size: 0.85rem;
    color: var(--gray-300);
    text-decoration: line-through;
}

.price-sale {
    font-size: 1rem;
    font-weight: 700;
    color: #e74c3c;
}

.price-current {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-900);
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 6px;
}

.stars {
    font-size: 0.75rem;
    color: #f39c12;
}

.review-count {
    font-size: 0.7rem;
    color: var(--gray-500);
}

.showcase-grid .product-card {
    display: block;
    text-decoration: none;
    color: inherit;
}

.section-cta {
    text-align: center;
}

/* --- Technology Section --- */
.tech-section {
    padding: 140px 0;
    background: var(--white);
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.tech-desc {
    font-size: 1.05rem;
    color: var(--gray-700);
    line-height: 1.8;
}

.tech-cards {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.tech-card {
    padding: 32px;
    background: var(--gray-100);
    border-radius: 4px;
    border-left: 3px solid transparent;
    transition: all 0.4s var(--transition);
}

.tech-card:hover {
    border-left-color: var(--primary);
    background: var(--primary-light);
    transform: translateX(8px);
}

.tech-card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 16px;
}

.tech-card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.tech-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.tech-card p {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.6;
}

/* --- Visual Break --- */
.visual-break {
    position: relative;
    padding: 0;
    overflow: hidden;
}

.visual-break-content {
    width: 100%;
    height: 500px;
    overflow: hidden;
}

.visual-break-content img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--transition);
}

.visual-break-text {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 60px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    text-align: center;
}

.large-quote {
    font-size: 2.2rem;
    color: var(--white);
    font-weight: 300;
    line-height: 1.5;
}

/* --- CTA Section --- */
.cta-section {
    padding: 120px 0;
    background: var(--dark);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--white);
    line-height: 1.4;
    margin-bottom: 2rem;
}

/* --- Page Hero (Shop / About) --- */
.page-hero {
    height: 45vh;
    min-height: 350px;
    background: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.page-hero-title {
    font-size: 3.5rem;
    font-weight: 200;
    color: var(--white);
    letter-spacing: 0.15em;
    margin-bottom: 0.8rem;
}

.page-hero-content p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1rem;
    letter-spacing: 0.05em;
}

/* --- Shop Filter --- */
.shop-filter {
    padding: 30px 0;
    border-bottom: 1px solid var(--gray-100);
    background: var(--white);
    position: sticky;
    top: 80px;
    z-index: 100;
}

.filter-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.filter-tabs {
    display: flex;
    gap: 8px;
}

.filter-tab {
    padding: 10px 24px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-500);
    border: 1px solid var(--gray-300);
    border-radius: 100px;
    transition: all 0.3s var(--transition);
}

.filter-tab:hover,
.filter-tab.active {
    background: var(--dark);
    color: var(--white);
    border-color: var(--dark);
}

.sort-select {
    padding: 10px 20px;
    font-size: 0.85rem;
    font-family: var(--font-sans);
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    color: var(--gray-700);
    background: var(--white);
    cursor: pointer;
    outline: none;
}

/* --- Shop Products Grid --- */
.shop-products {
    padding: 60px 0 120px;
    background: var(--white);
}

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

/* --- About Cinematic Intro Overlay --- */
.about-intro-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.about-intro-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.about-intro-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.1);
    transition: transform 6s cubic-bezier(0.25, 0, 0.15, 1);
}

.about-intro-overlay.animate .about-intro-bg img {
    transform: scale(1);
}

.about-intro-dimmer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.65);
}

.about-intro-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.intro-line {
    overflow: hidden;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.25, 0, 0.15, 1),
                transform 1s cubic-bezier(0.25, 0, 0.15, 1);
}

.about-intro-overlay.animate .intro-line-1 {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0s;
}

.about-intro-overlay.animate .intro-line-2 {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.6s;
}

.about-intro-overlay.animate .intro-line-3 {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 1.2s;
}

.about-intro-overlay.animate .intro-line-4 {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 1.8s;
}

.about-intro-overlay.animate .intro-line-5 {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 2.4s;
}

.intro-label {
    display: inline-block;
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 2rem;
}

.intro-text-lg {
    display: block;
    font-size: 3.8rem;
    font-weight: 200;
    letter-spacing: -0.02em;
    line-height: 1.3;
    padding: 0.15em 0;
}

.intro-divider {
    display: block;
    width: 60px;
    height: 1px;
    background: rgba(255, 255, 255, 0.3);
    margin: 1.8rem auto;
}

.intro-text-sm {
    display: block;
    font-size: 1rem;
    font-weight: 300;
    letter-spacing: 0.04em;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.6);
}

/* Scroll hint */
.intro-scroll-hint {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.intro-scroll-hint.visible {
    opacity: 1;
}

.intro-scroll-arrow {
    animation: introScrollBounce 2s ease-in-out infinite;
}

@keyframes introScrollBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* Dismiss animation */
.about-intro-overlay.dismissed {
    opacity: 0;
    transform: translateY(-30px);
    transition: opacity 1s cubic-bezier(0.25, 0, 0.15, 1),
                transform 1s cubic-bezier(0.25, 0, 0.15, 1);
    pointer-events: none;
}

/* --- About Hero --- */
.about-hero {
    position: relative;
    height: 75vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.about-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.about-hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
}

.about-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.about-hero-title {
    font-size: 3.5rem;
    font-weight: 300;
    line-height: 1.35;
    letter-spacing: -0.01em;
    margin-bottom: 1rem;
}

.about-hero-desc {
    font-size: 1.1rem;
    font-weight: 300;
    opacity: 0.7;
}

/* --- About Story --- */
.about-story {
    padding: 140px 0;
}

.story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.story-lead {
    font-size: 1.2rem;
    font-weight: 500;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.story-text p {
    font-size: 0.95rem;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.story-visual {
    position: relative;
}

.story-img-main {
    border-radius: 4px;
    overflow: hidden;
}

.story-img-main img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
}

.story-img-accent {
    position: absolute;
    bottom: -40px;
    left: -40px;
    width: 200px;
    height: 200px;
    border-radius: 4px;
    overflow: hidden;
    border: 6px solid var(--white);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.story-img-accent img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* --- About Values --- */
.about-values {
    padding: 120px 0;
    background: var(--gray-100);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-card {
    padding: 40px 30px;
    background: var(--white);
    border-radius: 4px;
    transition: all 0.4s var(--transition);
    border-top: 3px solid transparent;
}

.value-card:hover {
    border-top-color: var(--primary);
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.08);
}

.value-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-light);
    line-height: 1;
    margin-bottom: 1.5rem;
    transition: color 0.4s;
}

.value-card:hover .value-number {
    color: var(--primary);
}

.value-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.value-card p {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.7;
}

/* --- About Technology --- */
.about-tech {
    position: relative;
    padding: 140px 0;
    overflow: hidden;
}

.about-tech-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.about-tech-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-tech-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
}

.about-tech-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.about-tech-desc {
    font-size: 1.05rem;
    max-width: 600px;
    margin: 0 auto 3rem;
    line-height: 1.8;
    opacity: 0.8;
}

.tech-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 4rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-number::after {
    content: '+';
    font-size: 2rem;
    font-weight: 400;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.1em;
}

.stat-label.percent .stat-number::after {
    content: '';
}

/* --- About Divisions --- */
.about-divisions {
    padding: 120px 0;
}

.divisions-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.division-card {
    padding: 48px 36px;
    text-align: center;
    border: 1px solid var(--gray-100);
    border-radius: 4px;
    transition: all 0.4s var(--transition);
}

.division-card:hover,
.division-card.active {
    border-color: var(--primary);
    box-shadow: 0 16px 50px rgba(82, 199, 244, 0.12);
}

.division-card.active {
    background: var(--primary-light);
}

.division-icon {
    margin-bottom: 1.5rem;
    color: var(--gray-500);
    display: flex;
    justify-content: center;
    transition: color 0.4s;
}

.division-card:hover .division-icon,
.division-card.active .division-icon {
    color: var(--primary);
}

.division-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.division-card p {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.7;
}

/* --- Timeline --- */
.about-timeline {
    padding: 120px 0;
    background: var(--gray-100);
}

.timeline {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gray-300);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    padding-bottom: 48px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 12px;
    top: 4px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--white);
    border: 3px solid var(--primary);
    z-index: 1;
    transition: all 0.3s;
}

.timeline-item:hover .timeline-dot {
    background: var(--primary);
    transform: scale(1.3);
}

.timeline-content {
    padding: 24px;
    background: var(--white);
    border-radius: 4px;
    transition: all 0.3s var(--transition);
}

.timeline-item:hover .timeline-content {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transform: translateX(8px);
}

.timeline-year {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.timeline-content h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.timeline-content p {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.6;
}

/* --- About Contact --- */
.about-contact {
    padding: 120px 0;
}

.contact-card {
    background: var(--dark);
    color: var(--white);
    padding: 80px;
    text-align: center;
    border-radius: 4px;
}

.contact-card h2 {
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 1rem;
}

.contact-card > p {
    font-size: 1rem;
    opacity: 0.6;
    margin-bottom: 3rem;
}

.contact-info-grid {
    display: flex;
    justify-content: center;
    gap: 48px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    opacity: 0.7;
}

.contact-item svg {
    flex-shrink: 0;
}

/* --- Footer --- */
#footer {
    background: var(--dark-soft);
    color: var(--white);
}

.footer-top {
    padding: 80px 0 60px;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 60px;
}

.footer-top .footer-container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
}

.footer-logo {
    font-size: 1.2rem;
    letter-spacing: 0.2em;
    margin-bottom: 1rem;
}

.footer-tagline {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    transition: all 0.3s var(--transition);
}

.social-link:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-3px);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    margin-bottom: 1.2rem;
}

.footer-col a {
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 10px;
    transition: all 0.3s;
}

.footer-col a:hover {
    color: var(--primary);
    transform: translateX(4px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
}

.footer-bottom .footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.3);
}

.footer-info {
    font-size: 0.7rem !important;
}

/* --- Animations --- */
[data-animate] {
    opacity: 0;
    transition: opacity 0.8s var(--transition), transform 0.8s var(--transition);
}

[data-animate="fade-up"] {
    transform: translateY(40px);
}

[data-animate="fade-down"] {
    transform: translateY(-40px);
}

[data-animate="fade-left"] {
    transform: translateX(40px);
}

[data-animate="fade-right"] {
    transform: translateX(-40px);
}

[data-animate="zoom-in"] {
    transform: scale(0.95);
}

[data-animate].animated {
    opacity: 1;
    transform: translate(0) scale(1);
}

/* --- Cursor Trail Effect (subtle) --- */
.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.5;
    mix-blend-mode: difference;
    transition: transform 0.15s ease;
}

/* --- Smooth Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* --- Selection Color --- */
::selection {
    background: var(--primary);
    color: var(--white);
}

/* --- Product Detail Modal --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-container {
    position: relative;
    background: var(--white);
    border-radius: 8px;
    width: 920px;
    max-width: 92vw;
    max-height: 88vh;
    overflow-y: auto;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.25);
    transform: translateY(30px) scale(0.97);
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-overlay.active .modal-container {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 10;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--gray-700);
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
}

.modal-close:hover {
    background: var(--gray-100);
    transform: rotate(90deg);
}

.modal-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.modal-gallery {
    background: var(--gray-100);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px 0 0 8px;
}

.modal-img-main {
    width: 100%;
    aspect-ratio: 1/1;
    overflow: hidden;
    border-radius: 4px;
}

.modal-img-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.modal-gallery:hover .modal-img-main img {
    transform: scale(1.05);
}

.modal-info {
    padding: 40px;
    display: flex;
    flex-direction: column;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 6px;
    line-height: 1.35;
}

.modal-subtitle {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 12px;
}

.modal-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.modal-price {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.modal-price .price-sale,
.modal-price .price-current {
    font-size: 1.4rem;
}

.modal-divider {
    height: 1px;
    background: var(--gray-100);
    margin-bottom: 20px;
}

.modal-desc {
    margin-bottom: 20px;
}

.modal-desc h4 {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--gray-900);
}

.modal-desc p {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.8;
}

.modal-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
}

.modal-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.82rem;
    color: var(--gray-700);
}

.modal-feature svg {
    flex-shrink: 0;
}

.modal-quantity {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.modal-quantity > span {
    font-size: 0.85rem;
    font-weight: 600;
}

.qty-control {
    display: flex;
    align-items: center;
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    overflow: hidden;
}

.qty-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--gray-700);
    background: var(--gray-100);
    transition: background 0.2s;
}

.qty-btn:hover {
    background: var(--gray-300);
}

.qty-input {
    width: 48px;
    height: 36px;
    text-align: center;
    border: none;
    border-left: 1px solid var(--gray-300);
    border-right: 1px solid var(--gray-300);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    outline: none;
    -moz-appearance: textfield;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
}

.modal-actions .btn {
    flex: 1;
    padding: 16px 20px;
    font-size: 0.85rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

/* ============================================
   Product Detail Page
   ============================================ */

/* Force header dark text on detail page (no dark hero) */
.page-detail #header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.page-detail #header .nav-logo,
.page-detail #header .nav-link,
.page-detail #header .nav-icon {
    color: var(--gray-900);
}

.page-detail #header .nav-icon:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* --- Breadcrumb --- */
.pd-breadcrumb {
    padding-top: 100px;
    padding-bottom: 20px;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--gray-500);
}

.breadcrumb-nav a {
    color: var(--gray-500);
    transition: color 0.3s;
}

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

.breadcrumb-sep {
    color: var(--gray-300);
    font-size: 0.7rem;
}

.breadcrumb-current {
    color: var(--gray-900);
    font-weight: 500;
}

/* --- Product Top Section --- */
.pd-top {
    padding: 48px 0 60px;
    background: var(--white);
}

.pd-top-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

/* --- Gallery --- */
.pd-gallery-main {
    width: 100%;
    aspect-ratio: 1/1;
    overflow: hidden;
    border-radius: 8px;
    background: var(--gray-100);
    margin-bottom: 16px;
}

.pd-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 0.3s ease, transform 0.6s ease;
}

.pd-gallery-main:hover img {
    transform: scale(1.05);
}

.pd-gallery-thumbs {
    display: flex;
    gap: 12px;
}

.pd-thumb {
    width: 80px;
    height: 80px;
    border-radius: 6px;
    overflow: hidden;
    border: 2px solid transparent;
    padding: 0;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--gray-100);
}

.pd-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pd-thumb:hover {
    border-color: var(--gray-300);
}

.pd-thumb.active {
    border-color: var(--primary);
}

/* --- Product Info --- */
.pd-info {
    position: sticky;
    top: 100px;
}

.pd-info-top {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.pd-tag {
    display: inline-block;
    padding: 3px 10px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--white);
    border-radius: 2px;
}

.pd-tag.sale { background: #e74c3c; }
.pd-tag.best { background: var(--primary); }
.pd-tag.new { background: #2ecc71; }

.pd-title {
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 8px;
    color: var(--gray-900);
}

.pd-subtitle {
    font-size: 0.95rem;
    color: var(--gray-500);
    margin-bottom: 16px;
    line-height: 1.5;
}

.pd-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
}

.pd-review-link {
    font-size: 0.8rem;
    color: var(--primary);
    font-weight: 500;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.pd-review-link:hover {
    color: var(--primary-dark);
}

/* Price Box */
.pd-price-box {
    background: var(--gray-100);
    padding: 20px 24px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.pd-price-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pd-price-row + .pd-price-row {
    margin-top: 8px;
}

.pd-price-label {
    font-size: 0.82rem;
    color: var(--gray-500);
    min-width: 50px;
}

.pd-price-box .price-original {
    font-size: 0.95rem;
}

.pd-price-box .price-sale {
    font-size: 1.35rem;
    font-weight: 800;
}

.pd-price-box .price-current {
    font-size: 1.35rem;
    font-weight: 800;
}

.pd-discount {
    display: inline-block;
    background: #e74c3c;
    color: var(--white);
    padding: 2px 8px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 3px;
}

.pd-divider {
    height: 1px;
    background: var(--gray-100);
    margin: 16px 0;
}

/* Meta */
.pd-meta-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 6px 0;
    font-size: 0.85rem;
}

.pd-meta-label {
    color: var(--gray-500);
    min-width: 50px;
    font-weight: 500;
}

.pd-meta-value {
    color: var(--gray-900);
}

/* Quantity */
.pd-quantity {
    display: flex;
    align-items: center;
    gap: 20px;
    margin: 20px 0;
}

.pd-quantity-label {
    font-size: 0.85rem;
    font-weight: 600;
    min-width: 50px;
}

/* Total */
.pd-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    border-top: 2px solid var(--gray-900);
    margin-bottom: 20px;
}

.pd-total-label {
    font-size: 0.95rem;
    font-weight: 600;
}

.pd-total-price {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--gray-900);
}

/* Actions */
.pd-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
}

.pd-actions .btn {
    flex: 1;
    border-radius: 4px;
}

/* Benefits */
.pd-benefits {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.pd-benefit {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--gray-700);
}

/* --- Sticky Tab Navigation --- */
.pd-tab-nav {
    background: var(--white);
    border-top: 1px solid var(--gray-100);
    border-bottom: 1px solid var(--gray-100);
    z-index: 100;
    transition: box-shadow 0.3s ease;
}

.pd-tab-nav.sticky {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

.pd-tabs {
    display: flex;
    gap: 0;
}

.pd-tab {
    padding: 18px 36px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-500);
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
}

.pd-tab:hover {
    color: var(--gray-900);
}

.pd-tab.active {
    color: var(--gray-900);
    font-weight: 700;
    border-bottom-color: var(--primary);
}

/* --- Tab Content Sections --- */
.pd-section {
    padding: 80px 0;
    background: var(--white);
}

.pd-section-alt {
    background: var(--gray-100);
}

/* Detail Block */
.pd-detail-block {
    margin-bottom: 60px;
}

.pd-detail-block:last-child {
    margin-bottom: 0;
}

.pd-detail-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}

.pd-detail-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.35;
}

.pd-detail-desc {
    font-size: 1rem;
    color: var(--gray-700);
    line-height: 1.8;
}

.pd-block-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--gray-900);
}

.pd-block-subtitle {
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 24px;
}

/* Features Grid */
.pd-features-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.pd-feature-item {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: var(--gray-100);
    border-radius: 8px;
    transition: all 0.3s ease;
    align-items: flex-start;
}

.pd-feature-item:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

.pd-feature-num {
    font-size: 0.8rem;
    font-weight: 800;
    color: var(--primary);
    min-width: 28px;
}

.pd-feature-item p {
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.5;
}

/* Detail Images */
.pd-detail-images {
    display: flex;
    flex-direction: column;
    gap: 24px;
    align-items: center;
}

.pd-detail-img-wrap {
    width: 100%;
    max-width: 800px;
    border-radius: 8px;
    overflow: hidden;
}

.pd-detail-img-wrap img {
    width: 100%;
    height: auto;
}

/* How to Use */
.pd-howto {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.pd-howto-step {
    text-align: center;
    padding: 32px 20px;
    background: var(--gray-100);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.pd-howto-step:hover {
    background: var(--primary-light);
    transform: translateY(-4px);
}

.pd-howto-num {
    font-size: 0.7rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 0.15em;
    margin-bottom: 12px;
}

.pd-howto-step p {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.6;
}

/* Ingredients */
.pd-ingredients {
    font-size: 0.85rem;
    color: var(--gray-500);
    line-height: 1.8;
    padding: 24px;
    background: var(--gray-100);
    border-radius: 8px;
}

/* --- Influencer Short-form Videos --- */
.pd-shorts-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}

.pd-short-card {
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 12px;
    overflow: hidden;
    background: var(--gray-100);
}

.pd-short-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.pd-short-video {
    position: relative;
    width: 100%;
}

.pd-short-placeholder {
    position: relative;
    width: 100%;
    aspect-ratio: 9/16;
    overflow: hidden;
}

.pd-short-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.pd-short-card:hover .pd-short-placeholder img {
    transform: scale(1.08);
}

.pd-short-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(transparent 50%, rgba(0, 0, 0, 0.6) 100%);
}

.pd-short-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.pd-short-card:hover .pd-short-play {
    opacity: 1;
}

.pd-short-play svg {
    margin-left: 3px;
}

.pd-short-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.7);
    color: var(--white);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 500;
    z-index: 2;
}

.pd-short-info {
    padding: 12px;
}

.pd-short-creator {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--primary);
    display: block;
    margin-bottom: 4px;
}

.pd-short-title {
    font-size: 0.78rem;
    color: var(--gray-700);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* --- Reviews Section --- */
.pd-review-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--gray-300);
}

.pd-review-summary {
    display: flex;
    gap: 40px;
    align-items: center;
}

.pd-review-score {
    display: flex;
    align-items: center;
    gap: 16px;
}

.pd-score-num {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1;
}

.pd-score-stars .stars {
    font-size: 1rem;
    margin-bottom: 4px;
}

.pd-score-stars span {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.pd-review-bars {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 200px;
}

.pd-review-bar-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: var(--gray-500);
}

.pd-review-bar {
    flex: 1;
    height: 6px;
    background: var(--gray-300);
    border-radius: 3px;
    overflow: hidden;
}

.pd-review-bar-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 3px;
    transition: width 0.6s ease;
}

.pd-review-bar-pct {
    min-width: 30px;
    text-align: right;
}

/* Review List */
.pd-review-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.pd-review-item {
    padding: 24px 0;
    border-bottom: 1px solid var(--gray-300);
}

.pd-review-item:last-child {
    border-bottom: none;
}

.pd-review-item-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.pd-review-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pd-review-avatar {
    width: 36px;
    height: 36px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
}

.pd-review-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-900);
    display: block;
    margin-bottom: 2px;
}

.pd-review-date {
    font-size: 0.75rem;
    color: var(--gray-500);
}

.pd-review-text {
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.7;
}

/* --- Q&A Section --- */
.pd-qna-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.pd-qna-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pd-qna-item {
    background: var(--gray-100);
    border-radius: 8px;
    overflow: hidden;
}

.pd-qna-question,
.pd-qna-answer {
    display: flex;
    gap: 16px;
    padding: 20px 24px;
}

.pd-qna-answer {
    background: var(--white);
    border-top: 1px solid var(--gray-100);
}

.pd-qna-badge {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.pd-qna-badge.q {
    background: var(--dark);
    color: var(--white);
}

.pd-qna-badge.a {
    background: var(--primary);
    color: var(--white);
}

.pd-qna-content p {
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.6;
    margin-bottom: 6px;
}

.pd-qna-meta {
    font-size: 0.75rem;
    color: var(--gray-500);
}

/* --- Purchase Info --- */
.pd-purchase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.pd-purchase-card {
    background: var(--white);
    padding: 32px;
    border-radius: 8px;
    border: 1px solid var(--gray-300);
}

.pd-section-alt .pd-purchase-card {
    border: none;
}

.pd-purchase-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--gray-900);
}

.pd-purchase-card ul {
    list-style: none;
    padding: 0;
}

.pd-purchase-card li {
    font-size: 0.85rem;
    color: var(--gray-700);
    line-height: 1.6;
    padding: 6px 0;
    padding-left: 16px;
    position: relative;
}

.pd-purchase-card li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 14px;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
}

/* --- Related Products --- */
.pd-related {
    padding: 100px 0;
    background: var(--gray-100);
}

.pd-related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.pd-related-grid .product-card {
    display: block;
    text-decoration: none;
    color: inherit;
}