/* ==========================================================================
   Base Variables & Reset
   ========================================================================== */

:root {
    /* Colors — from .pen design variables */
    --accent-gold: #C9A96E;
    --accent-gold-light: #D4B87A;
    --accent-purple: #7B5EA7;
    --bg-cream: #FAF8F5;
    --bg-dark: #1A1A1A;
    --bg-primary: #FFFFFF;
    --bg-section-alt: #F5F0EB;
    --border-light: #E8E3DD;
    --brand-black: #000000;
    --text-light: #FFFFFF;
    --text-muted: #999999;
    --text-primary: #1A1A1A;
    --text-secondary: #666666;

    /* Typography */
    --font-body: 'Noto Sans TC', sans-serif;
    --font-heading: 'Noto Serif TC', serif;
    --font-display: 'Cormorant Garamond', serif;
    --font-data: 'Montserrat', sans-serif;

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 60px;
    --spacing-xxl: 80px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-body);
    font-weight: 500;
    line-height: 1.2;
}

/* ==========================================================================
   Header — 80px height, space-between, padding 0 80px
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-primary);
    z-index: 1000;
    transition: var(--transition-normal);
}

.site-header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 50px;
    /* Reduced further per Group_Header.png */
    padding: 0 80px;
}

.logo img {
    height: 18px;
    /* Finely tuned size */
    width: auto;
    object-fit: contain;
}

.main-nav {
    display: flex;
    align-items: center;
}

.nav-link {
    font-family: var(--font-body);
    font-size: 14px;
    /* Reduced by 2 levels (was 16px/1rem) */
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--brand-black);
    /* Changed to brand-black, assuming --color-black was a typo */
    transition: color 0.3s ease;
    /* Changed transition */
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--accent-gold);
    transition: var(--transition-normal);
}

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

.header-divider {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--brand-black);
    position: absolute;
    transition: var(--transition-normal);
}

.mobile-menu-toggle span:nth-child(1) {
    top: 0;
}

.mobile-menu-toggle span:nth-child(2) {
    top: 9px;
}

.mobile-menu-toggle span:nth-child(3) {
    top: 18px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    top: 9px;
    transform: rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    top: 9px;
    transform: rotate(-45deg);
}

/* ==========================================================================
   KV Section — Banner 494px + Brand Area 423px
   ========================================================================== */

.kv-section {
    margin-top: 50px;
    /* Reduced to match 50px header exactly */
}

.kv-image-container {
    position: relative;
    width: 100%;
    height: 494px;
    overflow: hidden;
}

.kv-banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* KV Text Overlay */
.kv-text-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    z-index: 2;
}

.kv-title {
    font-family: var(--font-heading);
    /* Changed to Noto Serif TC */
    font-size: 48px;
    font-weight: 600;
    /* Adjusted for Serif */
    color: var(--text-light);
    /* Kept existing text-light, assuming --color-white was a typo */
    letter-spacing: 4px;
    margin-bottom: 24px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    line-height: 1.2;
    text-align: center;
    /* Added text-align center */
}

.kv-subtitle-row {
    display: flex;
    align-items: center;
    gap: 20px;
}

.kv-subtitle {
    font-family: var(--font-body);
    font-size: 20px;
    font-weight: 500;
    color: var(--text-light);
    letter-spacing: 4px;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.5);
}

.kv-badge {
    display: inline-block;
    background-color: var(--accent-gold);
    color: var(--text-light);
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 2px;
    padding: 8px 20px;
}

/* Brand Area */
.kv-brand-area {
    background-color: var(--bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    gap: 40px;
    padding: 80px 160px;
    min-height: 423px;
}

.brand-name-logo {
    width: 260px;
    height: auto;
    object-fit: contain;
}

.brand-desc {
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: normal;
    color: var(--text-secondary);
    text-align: center;
    line-height: 2;
    max-width: 800px;
}

/* ==========================================================================
   Product Section 1 — Model Area + Cream + Foam
   ========================================================================== */

.product-section-1 {
    background-color: var(--bg-cream);
}

/* Model Area — 800px height, full-width bg image */
.model-area {
    position: relative;
    height: 800px;
    background-image: linear-gradient(90deg, rgba(0, 0, 0, 0) 50%, rgba(60, 60, 60, 0.1) 100%), url('../images/model_view_pc.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    overflow: hidden;
}

.model-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    height: 100%;
    display: flex;
    justify-content: flex-end;
}

.model-text-overlay {
    width: 720px;
    height: 100%;
    padding: 160px 40px;
    padding-left: 160px;
    /* Reduced from 240px to shift text slightly left */
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    background: transparent;
}

.model-title {
    color: var(--text-light);
    font-family: var(--font-body);
    font-size: 40px;
    /* Reduced from 52px */
    font-weight: bold;
    letter-spacing: 4px;
}

.model-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--font-body);
    font-size: 16px;
    /* Reduced from 20px */
    font-weight: 500;
    line-height: 1.39;
    max-width: 560px;
}

/* Product Wraps */
.product-wrap {
    width: 100%;
}

.cream-wrap {
    background-color: #FFFFFF;
    padding: 80px 0;
    /* Vertical padding 80px, allow horizontal centering */
    display: flex;
    justify-content: center;
}

.foam-wrap {
    background: linear-gradient(135deg, #ffffff 0%, #f7f2ed 100%);
    padding: 120px 80px 120px 240px;
    /* Shifted overall right */
}

.product-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
    width: 100%;
    max-width: 1200px;
    /* Constrain width for desktop centering */
    margin: 0 auto;
}

/* Product Image Container — 520x520 */
.product-image-container {
    position: relative;
    width: 520px;
    min-width: 520px;
    height: 520px;
    flex-shrink: 0;
}


.product-img {
    position: absolute;
    z-index: 2;
}

.cream-product {
    width: 520px;
    height: 520px;
    object-fit: contain;
    top: 0;
    left: 0;
}

.foam-product {
    width: 520px;
    height: 520px;
    object-fit: contain;
    top: 0;
    left: 0;
    z-index: 2;
}

/* Product Text */
.product-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 480px;
}

.product-title-box {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-title {
    font-family: var(--font-body);
    font-size: 32px;
    font-weight: bold;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.product-volume {
    font-family: 'Noto Sans TC', sans-serif;
    /* Per requested feature */
    font-size: 16px;
    font-weight: normal;
    letter-spacing: 1px;
    color: var(--accent-gold);
}

.title-line {
    width: 40px;
    height: 1px;
    background-color: var(--border-light);
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.feature-item-spaced {
    padding-top: 16px;
}

.feature-title {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: bold;
    color: var(--text-secondary);
}

.feature-desc {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: normal;
    line-height: 1.8;
    color: var(--text-secondary);
}

.feature-note {
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: normal;
    line-height: 1.8;
    color: var(--text-secondary);
}

.action-wrap {
    padding-top: 16px;
}

.btn-primary {
    display: inline-block;
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: normal;
    letter-spacing: 2px;
    padding: 16px 40px;
    transition: var(--transition-normal);
}

.btn-primary:hover {
    background-color: var(--accent-gold);
}

/* ==========================================================================
   Product Section 2 (Tech) — padding 120px 160px, gap 100px
   ========================================================================== */

.product-section-2 {
    background-color: var(--bg-primary);
    padding: 120px 80px;
    /* Symmetrical horizontal padding */
    display: flex;
    flex-direction: column;
    gap: 100px;
    align-items: center;
}

.tech-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
    width: 100%;
    max-width: 1200px;
    /* Constrain width for desktop centering */
    margin: 0 auto;
}

.tech-text {
    display: flex;
    flex-direction: column;
    gap: 24px;
    width: 500px;
    flex-shrink: 0;
}

.tech-title-wrap {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.tech-title-line {
    display: flex;
    align-items: center;
}

.tech-title {
    font-family: var(--font-body);
    font-size: 28px;
    /* Shrunk by approx 2 levels (was 32px) */
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.highlight-purple {
    color: var(--accent-purple);
}

.tech-line {
    width: 40px;
    height: 1px;
    background-color: var(--accent-gold);
}

.tech-desc {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: normal;
    line-height: 1.8;
    color: var(--text-secondary);
}

.tech-image-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    width: 500px;
    flex-shrink: 0;
}

.tech-ingredient-img {
    width: 400px;
    height: 400px;
    object-fit: cover;
}

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

.ingredient-title {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: bold;
    color: var(--text-secondary);
    text-align: center;
}

.ingredient-desc {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: normal;
    color: var(--text-secondary);
    text-align: center;
}

/* Conclusion */
.conclusion-wrap {
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
    width: 100%;
}

.conclusion-text-wrap {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
    text-align: center;
    width: 100%;
}

.conclusion-title {
    font-family: var(--font-body);
    font-size: 28px;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--text-primary);
    text-align: center;
}

.conclusion-desc {
    font-family: var(--font-body);
    font-size: 20px;
    font-weight: normal;
    letter-spacing: 2px;
    line-height: 1.6;
    color: var(--text-primary);
    text-align: center;
}

.product-images-row {
    display: flex;
    width: 100%;
    height: 500px;
    gap: 0;
}

.product-row-img {
    flex: 1;
    overflow: hidden;
}

.product-row-img img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

/* ==========================================================================
   Expert Reviews — bg-dark, padding 120px 160px, gap 80px
   ========================================================================== */

.expert-reviews {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 120px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.expert-title-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 32px;
    width: 100%;
}

.fg-logo {
    width: 188px;
    height: 188px;
    object-fit: contain;
}

.expert-title {
    font-family: var(--font-body);
    font-size: 36px;
    font-weight: 800;
    letter-spacing: 4px;
    color: var(--text-light);
    text-align: center;
}

.mobile-break {
    display: none;
}

.expert-sub {
    font-family: var(--font-body);
    font-size: 18px;
    font-weight: normal;
    letter-spacing: 18px;
    color: var(--accent-gold);
    padding-left: 18px;
    /* offset for centering with letter-spacing */
}

/* Scores / Radar */
.scores-wrap {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.radar-container {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.radar-chart-img {
    display: block;
    width: 100%;
    max-width: 800px;
    height: auto;
    margin: 0 auto;
    object-fit: contain;
}

.score-label {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 20;
    pointer-events: none;
}

.score-number {
    font-family: 'Inter', sans-serif;
    font-size: 51px;
    /* Back to requested size */
    font-weight: bold;
    color: #C9A96E;
    line-height: 1;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.6);
}

.score-name {
    font-family: 'Noto Sans TC', sans-serif;
    font-size: 21px;
    /* Back to requested size */
    font-weight: 500;
    color: #FFFFFF;
    white-space: nowrap;
    letter-spacing: 1px;
}

/* Positioning for 500px chart in center of container */
.lbl-top {
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.lbl-right {
    top: 250px;
    right: 30px;
}

.lbl-bottom-right {
    bottom: 50px;
    right: 140px;
}

.lbl-bottom-left {
    bottom: 50px;
    left: 140px;
}

.lbl-left {
    top: 250px;
    left: 30px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .radar-container {
        width: 100%;
        height: 500px;
    }

    #radarChart {
        width: 280px !important;
        height: 280px !important;
    }

    .score-number {
        font-size: 32px;
    }

    .score-name {
        font-size: 14px;
    }

    .lbl-right {
        right: 10px;
    }

    .lbl-left {
        left: 10px;
    }
}

/* Review Cards */
.reviews-wrap {
    display: flex;
    flex-direction: column;
    gap: 60px;
    align-items: center;
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
}

.review-card {
    display: flex;
    align-items: center;
    background-color: #222222;
    border-radius: var(--radius-lg);
    padding: 40px;
    gap: 40px;
    width: 100%;
}

/* Image block */
.review-image-block {
    width: 440px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.review-collage-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    object-fit: cover;
}

.review-img-caption {
    font-family: var(--font-body);
    font-size: 12px;
    color: #999999;
}

/* Expert title */
.review-expert-title {
    font-family: var(--font-body);
    font-size: 28px;
    font-weight: 800;
    letter-spacing: 4px;
    color: var(--accent-gold);
    margin-bottom: 16px;
}

/* Text block */
.review-text-block {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    padding: 10px 0;
}

.quote-mark {
    font-family: 'Georgia', 'Times New Roman', serif;
    font-size: 64px;
    font-weight: bold;
    color: var(--accent-gold);
    line-height: 0.6;
    margin-top: 8px;
    margin-bottom: 4px;
}

.review-text-block p {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: normal;
    line-height: 1.8;
    color: var(--text-light);
    margin-top: 8px;
}

/* 看更多 button */
.review-btn-wrap {
    margin-top: 20px;
}

.review-btn-right {
    display: flex;
    justify-content: flex-end;
}

.review-btn-center {
    display: flex;
    justify-content: center;
}

.btn-review-more {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--text-primary);
    background-color: var(--accent-gold);
    padding: 12px 48px;
    border-radius: 4px;
    transition: var(--transition-normal);
}

.btn-review-more:hover,
.btn-review-more:active {
    background-color: #FFFFFF;
    color: var(--text-primary);
}

/* FG CTA Button */
.fg-cta-wrap {
    display: flex;
    justify-content: center;
    width: 100%;
    padding: 20px 0;
}

.btn-fg-cta {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 20px;
    font-weight: 600;
    letter-spacing: 4px;
    color: var(--accent-gold);
    border: 2px solid var(--accent-gold);
    padding: 18px 60px;
    border-radius: 4px;
    transition: var(--transition-normal);
}

.btn-fg-cta:hover {
    background-color: var(--accent-gold);
    color: var(--bg-dark);
}

/* ==========================================================================
   Mother's Day Event — bg-cream, padding 120px 160px, gap 80px
   ========================================================================== */

.event-section {
    background-color: var(--bg-cream);
}

.event-content {
    display: flex;
    flex-direction: column;
    gap: 80px;
    padding-bottom: 0;
}

.event-intro {
    display: flex;
    align-items: center;
    height: 631px;
    gap: 80px;
    padding: 0 160px;
}

.event-text-wrap {
    display: flex;
    flex-direction: column;
    gap: 32px;
    width: 440px;
    flex-shrink: 0;
}

.event-title {
    font-family: var(--font-body);
    font-size: 46px;
    font-weight: bold;
    letter-spacing: 6px;
    color: var(--accent-gold);
}

.event-desc {
    font-family: var(--font-body);
    font-size: 18px;
    font-weight: normal;
    letter-spacing: 1px;
    line-height: 1.78;
    color: #202020;
}

.event-image-wrap {
    flex: 1;
    height: 631px;
    overflow: hidden;
}

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

/* Bundles */
.bundles-wrap {
    display: flex;
    justify-content: center;
    gap: 60px;
    padding: 0 160px;
}

.bundle-card {
    background-color: var(--bg-primary);
    padding: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    width: 500px;
    max-width: 100%;
}

.bundle-notice-wrap {
    width: 100%;
}

.bundle-notice {
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: normal;
    letter-spacing: 1px;
    color: #969696;
}

.bundle-img {
    width: 400px;
    height: 400px;
    max-width: 100%;
    object-fit: contain;
}

.bundle-title {
    font-family: var(--font-body);
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 1px;
    text-align: center;
    color: var(--text-primary);
}

.bundle-price {
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: bold;
    color: var(--accent-gold);
    text-align: center;
}

.bundle-line {
    width: 40px;
    height: 1px;
    background-color: var(--border-light);
}

.bundle-details {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.buy-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.buy-label {
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: normal;
    letter-spacing: 2px;
    color: var(--text-secondary);
    text-align: center;
}

.buy-product {
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 500;
    color: #666666;
    text-align: center;
}

.gift-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.gift-badge {
    background: linear-gradient(135deg, #D4AF37 0%, #F5E6A3 50%, #D4AF37 100%);
    color: var(--text-light);
    font-size: 14px;
    font-weight: bold;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.gift-items {
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 500;
    line-height: 1.8;
    color: var(--text-secondary);
    text-align: center;
}

.bundle-disclaimer {
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: normal;
    line-height: 1.8;
    color: #6f6f6f;
    text-align: center;
    padding: 0 160px 120px;
}

/* ==========================================================================
   Footer — #000, padding 60px 0, gap 40px
   ========================================================================== */

.site-footer {
    background-color: #000000;
    padding: 20px 0 10px 0;
    /* Further shrunk height */
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    /* Further tightened layout */
}

.footer-logo {
    width: 120px;
    height: 38px;
    object-fit: contain;
}

.footer-line {
    width: 40px;
    height: 1px;
    background-color: var(--accent-gold);
}

.social-wrap {
    display: flex;
    gap: 32px;
}

.social-icon {
    color: var(--text-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.social-icon:hover {
    color: var(--accent-gold);
}

.social-icon svg {
    width: 24px;
    height: 24px;
}

.footer-copy {
    font-family: var(--font-data);
    font-size: 12px;
    font-weight: normal;
    color: var(--text-muted);
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   RWD — Responsive Design
   ========================================================================== */

/* Large Tablets / Small Desktops */
@media (max-width: 1280px) {
    .header-container {
        padding: 0 40px;
    }

    .kv-brand-area {
        padding: 60px 80px;
    }

    .cream-wrap,
    .foam-wrap {
        padding: 80px 80px;
    }

    .product-section-2 {
        padding: 80px 80px;
    }

    .expert-reviews {
        padding: 80px 60px;
    }

    .event-intro {
        padding: 0 80px;
    }

    .bundles-wrap {
        padding: 0 80px;
    }

    .bundle-disclaimer {
        padding: 0 80px 80px;
    }
}

/* Tablet */
@media (max-width: 1024px) {
    .header-container {
        padding: 0 24px;
    }

    .nav-link {
        font-size: 20px;
    }

    /* KV */
    .kv-image-container {
        height: 350px;
    }

    .kv-title {
        font-size: 36px;
        letter-spacing: 4px;
    }

    .kv-subtitle {
        font-size: 16px;
    }

    .kv-badge {
        font-size: 14px;
        padding: 6px 16px;
    }

    .kv-brand-area {
        padding: 40px 40px;
        min-height: auto;
    }

    .brand-name-logo {
        width: 200px;
    }

    /* Model Area */
    .model-area {
        height: 600px;
        background-image: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(60, 60, 60, 0.85) 100%), url('../images/model_view.jpg');
        /* override for mobile */

    }

    .model-text-overlay {
        width: 100%;
        justify-content: flex-end;
        align-items: center;
        text-align: center;
        padding: 60px 40px;
    }

    .model-title {
        font-size: 32px;
    }

    .model-subtitle {
        max-width: 100%;
    }

    /* Products */
    .cream-wrap,
    .foam-wrap {
        padding: 60px 40px;
    }

    .product-inner {
        flex-direction: column;
        gap: 40px;
    }

    .foam-wrap .product-inner {
        flex-direction: column-reverse;
    }

    .product-image-container {
        width: 100%;
        min-width: unset;
        max-width: 520px;
        height: 400px;
    }

    .cream-product,
    .foam-product {
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
    }

    .product-text {
        max-width: 100%;
        align-items: center;
        text-align: center;
    }

    .feature-item {
        align-items: center;
    }

    /* Tech */
    .product-section-2 {
        padding: 60px 40px;
        gap: 60px;
    }

    .tech-wrap {
        flex-direction: column;
        gap: 40px;
    }

    .tech-text {
        width: 100%;
        align-items: center;
        text-align: center;
    }

    .tech-title-wrap {
        align-items: center;
    }

    .tech-title-line {
        flex-wrap: wrap;
        justify-content: center;
        text-align: center;
        line-height: 1.6;
    }

    .tech-title {
        font-size: 28px;
        letter-spacing: 0;
    }

    .tech-image-wrap {
        width: 100%;
    }

    .tech-ingredient-img {
        width: 300px;
        height: 300px;
    }

    /* Conclusion */
    .product-images-row {
        height: 350px;
    }

    .product-row-img img {
        height: 350px;
    }

    /* Expert Reviews */
    .expert-reviews {
        padding: 80px 40px;
        gap: 60px;
    }

    .expert-title-wrap {
        height: auto;
    }

    .fg-logo {
        width: 160px;
        height: 160px;
    }

    .expert-title {
        font-size: 32px;
    }

    .expert-sub {
        font-size: 17px;
        letter-spacing: 14px;
        padding-left: 14px;
    }

    .radar-container {
        width: 100%;
        max-width: 500px;
        height: auto;
    }

    .radar-chart-img {
        width: 100%;
        max-width: 500px;
    }

    .reviews-wrap {
        width: 100%;
    }

    .review-card {
        flex-direction: column;
        padding: 30px;
        gap: 30px;
    }

    .review-image-block {
        order: -1;
        width: 100%;
        max-width: 100%;
        margin: 0 auto;
        box-sizing: border-box;
    }

    .review-img-card {
        width: 100%;
        max-width: 350px;
    }

    .review-card-title {
        font-size: 24px;
    }

    .review-card-link {
        font-size: 18px;
    }

    .review-author-block {
        align-items: center;
        text-align: center;
    }

    .review-text-block {
        align-items: flex-start;
        text-align: left;
    }

    .mobile-break {
        display: block;
    }

    .expert-title {
        line-height: 1.5;
    }

    .review-expert-title {
        font-size: 22px;
        letter-spacing: 3px;
    }

    .quote-mark {
        font-size: 48px;
    }

    .btn-fg-cta {
        display: inline-block;
        width: auto;
        max-width: 85%;
        font-size: 14px;
        letter-spacing: 2px;
        padding: 12px 28px;
        white-space: normal;
        text-align: center;
    }

    /* Event */
    .event-intro {
        flex-direction: column;
        height: auto;
        padding: 60px 40px;
        gap: 40px;
    }

    .event-text-wrap {
        width: 100%;
        text-align: center;
        align-items: center;
    }

    .event-image-wrap {
        width: 100%;
        height: 400px;
    }

    .bundles-wrap {
        flex-direction: column;
        align-items: center;
        padding: 0 40px;
    }

    .bundle-disclaimer {
        padding: 0 40px 60px;
    }
}

/* Mobile */
@media (max-width: 768px) {

    /* Header */
    .mobile-menu-toggle {
        display: none !important;
    }

    .main-nav {
        display: flex;
        position: static;
        width: auto;
        height: auto;
        background: none;
        flex-direction: row;
        gap: var(--spacing-md);
    }

    .nav-link {
        font-size: 14px;
    }

    /* KV */
    .kv-image-container {
        height: 280px;
    }

    .kv-text-overlay {
        gap: 0;
    }

    .kv-title {
        font-family: var(--font-heading);
        /* 思源宋體 */
        font-size: 34px;
        /* Plus 1 level */
        font-weight: 700;
        /* Bold */
        letter-spacing: 3px;
        margin-bottom: 2px;
        /* shrink gap by >10px from original + 5px + 7px */
    }

    .kv-subtitle {
        font-size: 14px;
        letter-spacing: 2px;
    }

    .kv-subtitle-row {
        flex-direction: column;
        gap: 12px;
    }

    .kv-badge {
        font-size: 13px;
        padding: 6px 14px;
    }

    .kv-brand-area {
        padding: 40px 24px;
        gap: 24px;
    }

    .brand-name-logo {
        width: 160px;
    }

    .brand-desc {
        font-size: 14px;
    }

    /* Model */
    .model-area {
        height: 500px;
        background-image: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(60, 60, 60, 0.85) 100%), url('../images/model_view.jpg');
        /* override for mobile */
        background-position: center bottom;
    }

    .model-text-overlay {
        width: 100%;
        padding: 40px 24px;
        justify-content: flex-end;
    }

    .model-title {
        font-size: 28px;
    }

    .model-subtitle {
        font-size: 15px;
    }

    /* Products */
    .cream-wrap,
    .foam-wrap {
        padding: 40px 24px;
    }

    .product-image-container {
        height: 320px;
    }

    .cream-product,
    .foam-product {
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
    }

    .product-title {
        font-size: 26px;
    }

    .product-volume {
        font-size: 14px;
    }

    /* Tech */
    .product-section-2 {
        padding: 40px 24px;
        gap: 40px;
    }

    .tech-title {
        font-size: 24px;
        letter-spacing: 0;
    }

    .tech-title-line {
        gap: 0;
    }

    .tech-ingredient-img {
        width: 250px;
        height: 250px;
    }

    .conclusion-title {
        font-size: 22px;
    }

    .conclusion-desc {
        font-size: 13px;
        /* Ensure first line doesn't break */
    }

    .product-images-row {
        flex-direction: column;
        height: auto;
    }

    .product-row-img img {
        height: 250px;
    }

    /* Expert Reviews */
    .expert-reviews {
        padding: 60px 24px;
        gap: 48px;
    }

    .fg-logo {
        width: 140px;
        height: 140px;
    }

    .expert-title {
        font-size: 26px;
        letter-spacing: 3px;
    }

    .expert-sub {
        font-size: 16px;
        letter-spacing: 10px;
        padding-left: 10px;
    }

    .radar-container {
        width: 100%;
        max-width: 420px;
        height: auto;
        margin: 0 auto;
        transform: none;
    }

    .radar-chart-img {
        width: 100%;
        max-width: 420px;
    }

    .score-number {
        font-size: 36px;
    }

    .score-name {
        font-size: 14px;
    }

    .ring-outer {
        width: 240px;
        height: 240px;
        top: 30px;
        left: 30px;
    }

    .ring-mid {
        width: 160px;
        height: 160px;
        top: 70px;
        left: 70px;
    }

    .ring-inner {
        width: 80px;
        height: 80px;
        top: 110px;
        left: 110px;
    }

    .lbl-top {
        top: -40px;
    }

    .lbl-right {
        top: 60px;
        right: -60px;
    }

    .lbl-bottom-right {
        bottom: -20px;
        right: -20px;
    }

    .lbl-bottom-left {
        bottom: -20px;
        left: -30px;
    }

    .lbl-left {
        top: 60px;
        left: -60px;
    }

    .review-card {
        padding: 24px;
        gap: 24px;
    }

    .review-img-card {
        height: 160px;
    }

    .review-card-title {
        font-size: 20px;
        letter-spacing: 8px;
        padding-left: 8px;
    }

    .review-card-link {
        font-size: 16px;
    }

    .review-image-block {
        max-width: 100%;
    }

    .review-expert-title {
        font-size: 20px;
    }

    .quote-mark {
        font-size: 44px;
    }

    .btn-fg-cta {
        font-size: 13px;
        letter-spacing: 2px;
        padding: 11px 24px;
    }

    /* Event */
    .event-intro {
        padding: 40px 24px;
        gap: 24px;
    }

    .event-title {
        font-size: 32px;
    }

    .event-desc {
        font-size: 16px;
    }

    .event-image-wrap {
        height: 300px;
    }

    .bundles-wrap {
        padding: 0 24px;
        gap: 40px;
    }

    .bundle-card {
        padding: 24px;
        width: 100%;
    }

    .bundle-img {
        width: 100%;
        height: auto;
    }

    .bundle-title {
        font-size: 20px;
    }

    .bundle-disclaimer {
        padding: 0 24px 40px;
    }

    /* Footer */
    .site-footer {
        padding: 40px 24px;
        gap: 24px;
    }
}

/* Extra Small Mobile */
@media (max-width: 480px) {
    .kv-image-container {
        height: 220px;
    }

    .kv-text-overlay {
        gap: 0;
    }

    .kv-title {
        font-family: var(--font-heading);
        /* 思源宋體 */
        font-size: 28px;
        /* Plus 1 level */
        font-weight: 700;
        /* Bold */
        letter-spacing: 2px;
        margin-bottom: 2px;
        /* shrink gap by >10px + 5px + 7px */
    }

    .kv-subtitle {
        font-size: 12px;
    }

    .kv-badge {
        font-size: 12px;
        padding: 5px 12px;
    }

    .model-area {
        height: 400px;
    }

    .model-title {
        font-size: 24px;
    }

    .model-subtitle {
        font-size: 14px;
    }

    .product-image-container {
        height: 260px;
    }

    .cream-product,
    .foam-product {
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
    }

    .tech-title {
        font-size: 21px;
        letter-spacing: 0;
    }

    .fg-logo {
        width: 120px;
        height: 120px;
    }

    .expert-title {
        font-size: 22px;
    }

    .expert-sub {
        font-size: 14px;
        letter-spacing: 8px;
        padding-left: 8px;
    }

    .radar-container {
        width: 100%;
        max-width: 340px;
        height: auto;
        transform: none;
        margin: 0 auto;
    }

    .radar-chart-img {
        width: 100%;
        max-width: 340px;
    }

    .score-number {
        font-size: 28px;
    }

    .score-name {
        font-size: 12px;
    }

    .ring-outer {
        width: 200px;
        height: 200px;
        top: 25px;
        left: 25px;
    }

    .ring-mid {
        width: 130px;
        height: 130px;
        top: 60px;
        left: 60px;
    }

    .ring-inner {
        width: 60px;
        height: 60px;
        top: 95px;
        left: 95px;
    }

    .lbl-top {
        top: -35px;
    }

    .lbl-right {
        top: 45px;
        right: -50px;
    }

    .lbl-bottom-right {
        bottom: -20px;
        right: -25px;
    }

    .lbl-bottom-left {
        bottom: -20px;
        left: -35px;
    }

    .lbl-left {
        top: 45px;
        left: -50px;
    }

    .review-card-title {
        font-size: 16px;
        letter-spacing: 6px;
        padding-left: 6px;
    }

    .review-card-link {
        font-size: 14px;
    }

    .review-image-block {
        max-width: 100%;
    }

    .review-expert-title {
        font-size: 18px;
        letter-spacing: 2px;
    }

    .quote-mark {
        font-size: 40px;
    }

    .btn-fg-cta {
        font-size: 12px;
        letter-spacing: 1px;
        padding: 10px 20px;
    }

    .event-title {
        font-size: 26px;
    }
}