/* =============================================
   身體優化顧問 Landing Page — Style System
   ============================================= */

/* --- Design Tokens --- */
:root {
    --moss-ink: #566055;
    --stone-veil: #BFC3BB;
    --parchment: #F3EEE6;
    --smoked-copper: #9B7A67;
    --night-charcoal: #262824;
    --muted-brass: #C5B8A3;

    --bg: var(--parchment);
    --bg-alt: #EBE5DA;
    --text: var(--night-charcoal);
    --text-muted: #6B6D69;

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;

    --shadow-sm: 0 2px 8px rgba(38, 40, 36, 0.06);
    --shadow-md: 0 4px 20px rgba(38, 40, 36, 0.08);
    --shadow-lg: 0 8px 40px rgba(38, 40, 36, 0.12);

    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Noto Sans TC', 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* --- Container --- */
.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

/* --- Section --- */
.section {
    padding: 100px 0;
}

.section-alt {
    background: var(--bg-alt);
}

.section-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--smoked-copper);
    margin-bottom: 12px;
}

.section-title {
    font-family: 'Noto Serif TC', serif;
    font-size: 2.25rem;
    font-weight: 600;
    color: var(--moss-ink);
    margin-bottom: 12px;
    line-height: 1.3;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 56px;
    max-width: 520px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 36px;
    border-radius: 50px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--moss-ink);
    color: #fff;
}

.btn-primary:hover {
    background: #465045;
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(86, 96, 85, 0.3);
}

.btn-ghost {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.7);
}

.btn-outline {
    background: transparent;
    color: var(--moss-ink);
    border: 1.5px solid var(--moss-ink);
}

.btn-outline:hover {
    background: var(--moss-ink);
    color: #fff;
    transform: translateY(-2px);
}

.btn-cta {
    background: #06C755;
    color: #fff;
    padding: 16px 48px;
    font-size: 1.1rem;
    font-weight: 600;
}

.btn-cta:hover {
    background: #05b04c;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(6, 199, 85, 0.35);
}

/* --- Reveal Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.services-grid .reveal:nth-child(2) {
    transition-delay: 0.08s;
}

.services-grid .reveal:nth-child(3) {
    transition-delay: 0.16s;
}

.services-grid .reveal:nth-child(4) {
    transition-delay: 0.24s;
}

.services-grid .reveal:nth-child(5) {
    transition-delay: 0.32s;
}

.painpoints-list .reveal:nth-child(2) {
    transition-delay: 0.06s;
}

.painpoints-list .reveal:nth-child(3) {
    transition-delay: 0.12s;
}

.painpoints-list .reveal:nth-child(4) {
    transition-delay: 0.18s;
}

.painpoints-list .reveal:nth-child(5) {
    transition-delay: 0.24s;
}

.reviews-grid .reveal:nth-child(2) {
    transition-delay: 0.1s;
}

.reviews-grid .reveal:nth-child(3) {
    transition-delay: 0.2s;
}

/* =============================================
   NAVIGATION
   ============================================= */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 18px 0;
    transition: var(--transition);
}

.nav.scrolled {
    background: rgba(243, 238, 230, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 12px rgba(38, 40, 36, 0.06);
    padding: 12px 0;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: 'Noto Serif TC', serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: #fff;
    transition: var(--transition-fast);
}

.nav.scrolled .nav-logo {
    color: var(--moss-ink);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-links a {
    font-size: 0.88rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-fast);
    position: relative;
}

.nav.scrolled .nav-links a {
    color: var(--text-muted);
}

.nav-links a:hover {
    color: #fff;
}

.nav.scrolled .nav-links a:hover {
    color: var(--moss-ink);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: currentColor;
    transition: width 0.3s ease;
}

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

.nav-cta-btn {
    background: var(--moss-ink) !important;
    color: #fff !important;
    padding: 8px 22px;
    border-radius: 50px;
    font-weight: 500 !important;
}

.nav-cta-btn::after {
    display: none !important;
}

.nav-cta-btn:hover {
    background: #465045 !important;
    transform: translateY(-1px);
}

.nav.scrolled .nav-cta-btn {
    background: var(--moss-ink) !important;
    color: #fff !important;
}

/* Mobile toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: #fff;
    border-radius: 2px;
    transition: var(--transition);
}

.nav.scrolled .nav-toggle span {
    background: var(--night-charcoal);
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   HERO
   ============================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(160deg, #3a3f39 0%, var(--moss-ink) 40%, #6b7a69 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 80%, rgba(155, 122, 103, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(197, 184, 163, 0.1) 0%, transparent 50%);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='1'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
    position: relative;
    text-align: center;
    padding: 120px 24px 80px;
    animation: heroFadeIn 1.2s ease-out;
}

.hero-tag {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--muted-brass);
    margin-bottom: 24px;
}

.hero-title {
    font-family: 'Noto Serif TC', serif;
    font-size: clamp(2.2rem, 5.5vw, 3.6rem);
    font-weight: 700;
    color: #fff;
    line-height: 1.4;
    margin-bottom: 24px;
}

.hero-desc {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 40px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll-hint {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.75rem;
    letter-spacing: 1px;
    animation: scrollBounce 2s infinite ease-in-out;
}

.scroll-arrow {
    width: 1px;
    height: 24px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.4), transparent);
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

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

@keyframes scrollBounce {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(8px);
    }
}

/* =============================================
   ABOUT
   ============================================= */
.about-content {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 56px;
    align-items: start;
}

.about-portrait {
    position: sticky;
    top: 120px;
}

.about-portrait img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center top;
}

.about-main {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.about-text p {
    margin-bottom: 16px;
    font-size: 1.05rem;
    line-height: 2;
}

.about-text strong {
    color: var(--moss-ink);
}

.about-text em {
    font-style: normal;
    color: var(--smoked-copper);
    font-weight: 500;
}

.about-quote {
    margin-top: 32px;
    padding: 24px 28px;
    background: var(--bg-alt);
    border-left: 3px solid var(--smoked-copper);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-family: 'Noto Serif TC', serif;
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--moss-ink);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.stat-card {
    text-align: center;
    padding: 28px 16px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    display: block;
    font-family: 'Noto Serif TC', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--smoked-copper);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* =============================================
   SERVICES
   ============================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;
    padding: 36px 28px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
}

.service-card::before {
    content: attr(data-index);
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 1px;
    color: var(--stone-veil);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--parchment);
    border-radius: var(--radius-sm);
    color: var(--smoked-copper);
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--moss-ink);
    color: #fff;
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--moss-ink);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.8;
}

/* =============================================
   PAIN POINTS
   ============================================= */
.painpoints-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 800px;
}

.pain-card {
    padding: 32px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--smoked-copper);
    transition: var(--transition);
}

.pain-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.pain-header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
}

.pain-emoji {
    font-size: 1.5rem;
    flex-shrink: 0;
    line-height: 1;
    margin-top: 2px;
}

.pain-header h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--night-charcoal);
    line-height: 1.5;
}

.pain-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 14px;
    padding-left: 42px;
    line-height: 1.8;
}

.pain-reason {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 18px;
    padding-left: 42px;
    background: rgba(86, 96, 85, 0.04);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--moss-ink);
    line-height: 1.7;
}

.reason-tag {
    display: inline-block;
    background: var(--moss-ink);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 10px;
    border-radius: 50px;
    letter-spacing: 1px;
    flex-shrink: 0;
    margin-top: 3px;
    margin-right: 4px;
}

/* =============================================
   WHY US
   ============================================= */
.why-list {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.why-card {
    display: flex;
    gap: 32px;
    align-items: flex-start;
    padding: 36px;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.why-card:hover {
    box-shadow: var(--shadow-md);
}

.why-number {
    font-family: 'Noto Serif TC', serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--stone-veil);
    line-height: 1;
    flex-shrink: 0;
    min-width: 60px;
}

.why-body h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--moss-ink);
    margin-bottom: 12px;
}

.why-body p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 16px;
}

.why-quote {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px 20px;
    background: rgba(155, 122, 103, 0.06);
    border-radius: var(--radius-sm);
    color: var(--smoked-copper);
    font-size: 0.9rem;
    font-style: italic;
    line-height: 1.7;
}

.why-quote svg {
    flex-shrink: 0;
    margin-top: 2px;
}

/* =============================================
   PRICING
   ============================================= */
.pricing .section-subtitle {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.pricing .section-eyebrow,
.pricing .section-title {
    text-align: center;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 880px;
    margin: 0 auto;
}

.price-card {
    padding: 44px 36px;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    text-align: center;
}

.price-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.price-card-featured {
    background: var(--moss-ink);
    color: #fff;
    position: relative;
}

.price-card-featured .price-badge {
    background: var(--smoked-copper);
    color: #fff;
}

.price-card-featured .price-name {
    color: #fff;
}

.price-card-featured .price-tags,
.price-card-featured .price-desc,
.price-card-featured .price-fit {
    color: rgba(255, 255, 255, 0.75);
}

.price-card-featured .price-quote {
    color: rgba(255, 255, 255, 0.6);
}

.price-card-featured .currency,
.price-card-featured .per {
    color: rgba(255, 255, 255, 0.6);
}

.price-card-featured .amount {
    color: #fff;
}

.price-card-featured .price-divider {
    background: rgba(255, 255, 255, 0.15);
}

.price-card-featured .price-fit strong {
    color: #fff;
}

.price-card-featured .btn-primary {
    border: 1.5px solid var(--smoked-copper);
}

.price-badge {
    display: inline-block;
    align-self: center;
    background: var(--bg-alt);
    color: var(--moss-ink);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 16px;
    border-radius: 50px;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.price-name {
    font-family: 'Noto Serif TC', serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--moss-ink);
    margin-bottom: 6px;
}

.price-tags {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.price-amount {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 24px;
}

.currency {
    font-size: 1rem;
    color: var(--text-muted);
}

.amount {
    font-family: 'Noto Serif TC', serif;
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--night-charcoal);
    line-height: 1;
}

.per {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.price-divider {
    height: 1px;
    background: var(--bg-alt);
    margin-bottom: 24px;
}

.price-quote {
    font-size: 0.88rem;
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.6;
}

.price-desc {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 14px;
    text-align: start;
}

.price-fit {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 28px;
    margin-top: auto;
    text-align: start;
}

.price-fit strong {
    color: var(--smoked-copper);
}

.price-card .btn {
    align-self: center;
    width: 100%;
}

.pricing-disclaimer {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 40px;
    padding: 16px;
    background: rgba(86, 96, 85, 0.04);
    border-radius: var(--radius-sm);
}

/* =============================================
   REVIEWS
   ============================================= */
.reviews .section-eyebrow,
.reviews .section-title {
    text-align: center;
}

.reviews .section-subtitle {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

/* Carousel */
.carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
}

.carousel-viewport {
    overflow: hidden;
    flex: 1;
    border-radius: var(--radius-lg);
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.carousel-slide {
    min-width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding: 4px;
    box-sizing: border-box;
}

.carousel-arrow {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1.5px solid var(--stone-veil);
    background: #fff;
    color: var(--moss-ink);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
    z-index: 2;
    box-shadow: var(--shadow-sm);
}

.carousel-arrow:hover {
    background: var(--moss-ink);
    color: #fff;
    border-color: var(--moss-ink);
    box-shadow: var(--shadow-md);
}

.carousel-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 28px;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: var(--stone-veil);
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.carousel-dot.active {
    background: var(--moss-ink);
    transform: scale(1.25);
}

.carousel-dot:hover:not(.active) {
    background: var(--smoked-copper);
}

/* Review Cards in Carousel (Text Format) */
.review-card {
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.review-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.review-card-text {
    padding: 32px 28px;
    gap: 12px;
    height: 100%;
    border-top: 4px solid var(--smoked-copper);
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
}

.review-author {
    font-weight: 600;
    color: var(--moss-ink);
    font-size: 1.15rem;
    text-align: left;
}

.review-stars {
    color: var(--smoked-copper);
    font-size: 1.15rem;
    letter-spacing: 2px;
}

.review-content {
    flex-grow: 1;
}

.review-content p {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    line-clamp: 5;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.review-read-more {
    font-size: 0.85rem;
    color: var(--smoked-copper);
    font-weight: 600;
    margin-top: 12px;
    display: inline-block;
    opacity: 0.8;
    transition: var(--transition);
}

.review-card:hover .review-read-more {
    opacity: 1;
    text-decoration: underline;
}

/* Review Modal */
.review-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 24px;
}

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

.review-modal-box {
    background: #fff;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 600px;
    padding: 40px;
    position: relative;
    transform: translateY(20px);
    transition: all 0.3s ease;
    max-height: 85vh;
    overflow-y: auto;
    border-top: 6px solid var(--smoked-copper);
}

.review-modal.active .review-modal-box {
    transform: translateY(0);
}

.review-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.8rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
    line-height: 1;
}

.review-modal-close:hover {
    color: var(--moss-ink);
}

.review-modal-header {
    margin-bottom: 20px;
}

.review-modal-author {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--moss-ink);
    margin-bottom: 4px;
}

.review-modal-stars {
    color: var(--smoked-copper);
    letter-spacing: 2px;
}

.review-modal-body {
    font-size: 1.05rem;
    color: var(--night-charcoal);
    line-height: 1.8;
}

/* =============================================
   FAQ
   ============================================= */
.faq-list {
    max-width: 760px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 22px 28px;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    color: var(--night-charcoal);
    text-align: left;
    transition: var(--transition-fast);
}

.faq-question:hover {
    color: var(--moss-ink);
}

.faq-icon {
    font-size: 1.4rem;
    font-weight: 300;
    color: var(--smoked-copper);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.45s ease, padding 0.35s ease;
    padding: 0 28px;
}

.faq-item.open .faq-answer {
    max-height: 600px;
    padding: 0 28px 24px;
}

.faq-item.open .faq-icon {
    transform: rotate(45deg);
}

.faq-item.open {
    box-shadow: var(--shadow-md);
}

.faq-answer p {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 10px;
}

.faq-answer ul {
    list-style: disc;
    padding-left: 20px;
    margin-bottom: 12px;
}

.faq-answer li {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 4px;
}

.faq-answer strong {
    color: var(--night-charcoal);
}

/* =============================================
   CTA
   ============================================= */
.cta {
    background: linear-gradient(160deg, #3a3f39 0%, var(--moss-ink) 50%, #6b7a69 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(197, 184, 163, 0.1), transparent 60%);
}

.cta-inner {
    position: relative;
}

.cta-title {
    font-family: 'Noto Serif TC', serif;
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
}

.cta-desc {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 36px;
}

.line-icon {
    flex-shrink: 0;
}

.cta-line-id {
    margin-top: 20px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.45);
    letter-spacing: 1px;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
    background: var(--night-charcoal);
    padding: 48px 0;
}

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

.footer-brand {
    font-family: 'Noto Serif TC', serif;
    font-size: 1.1rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 12px;
}

.footer-disclaimer {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.35);
    margin-bottom: 8px;
    line-height: 1.6;
}

.footer-copy {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.25);
}

/* =============================================
   RESPONSIVE — Tablet
   ============================================= */
@media (max-width: 968px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .carousel-slide {
        grid-template-columns: repeat(2, 1fr);
    }

    .why-card {
        padding: 28px;
    }

    .why-number {
        font-size: 2rem;
        min-width: 48px;
    }
}

/* =============================================
   RESPONSIVE — Mobile
   ============================================= */
@media (max-width: 768px) {
    .section {
        padding: 72px 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

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

    /* Nav mobile */
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--parchment);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 32px 32px;
        gap: 0;
        transition: right 0.35s ease;
        box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        color: var(--text) !important;
        padding: 16px 0;
        font-size: 1.05rem;
        width: 100%;
        border-bottom: 1px solid var(--bg-alt);
        display: block;
    }

    .nav-cta-btn {
        margin-top: 24px !important;
        width: 100% !important;
        text-align: center !important;
        padding: 14px !important;
        display: block !important;
    }

    .nav-cta-btn::after {
        display: none !important;
    }

    /* Services mobile */
    .services-grid {
        grid-template-columns: 1fr;
    }

    /* Why Us mobile */
    .why-card {
        flex-direction: column;
        gap: 16px;
        padding: 24px;
    }

    .why-number {
        font-size: 1.6rem;
    }

    /* Pricing mobile */
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
    }

    /* Reviews mobile */
    .carousel-slide {
        grid-template-columns: 1fr;
        gap: 0;
        padding: 4px 8px;
    }

    .carousel-wrapper {
        gap: 8px;
    }

    .carousel-arrow {
        width: 36px;
        height: 36px;
    }

    /* Pain points mobile */
    .pain-desc,
    .pain-reason {
        padding-left: 0;
    }

    /* Hero mobile */
    .hero-content {
        padding: 100px 16px 60px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-actions .btn {
        width: 100%;
        max-width: 280px;
    }

    .mobile-br {
        display: inline;
    }

    /* About stats mobile */
    .about-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .about-portrait {
        position: static;
        max-width: 260px;
        margin: 0 auto;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .stat-card {
        display: flex;
        align-items: center;
        gap: 16px;
        text-align: left;
        padding: 20px 24px;
    }

    .stat-number {
        font-size: 1.5rem;
        margin-bottom: 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .pain-card {
        padding: 24px 20px;
    }

    .price-card {
        padding: 32px 24px;
    }
}