/* --- 基礎設定 --- */
:root {
    --primary-brown: #8B5A2B;
    --dark-brown: #5C4033;
    --text-dark: #2F2F2F;
    --bg-light: #F9F7F5;
    --white: #FFFFFF;
}

body {
    font-family: 'Helvetica Neue', Helvetica, Arial, 'PingFang HK', 'Microsoft JhengHei', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* --- 頁面外層（原 body 內包一層的排版） --- */
.page-shell {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* --- 導覽列 --- */
.site-nav {
    background: var(--white);
    padding: 15px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo {
    display: inline-flex;
    align-items: center;
    line-height: 0;
    text-decoration: none;
    flex-shrink: 0;
}

.logo img {
    height: 45px;
    width: auto;
    max-width: 220px;
    object-fit: contain;
    object-position: left center;
    display: block;
}

.logo:hover img,
.logo:focus-visible img {
    opacity: 0.92;
}

.logo:focus-visible {
    outline: 2px solid var(--primary-brown);
    outline-offset: 4px;
    border-radius: 4px;
}

/* 漢堡：預設隱藏，手機顯示 */
.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    font-size: 22px;
    line-height: 1;
    border: 1px solid color-mix(in srgb, var(--text-dark) 15%, var(--white));
    border-radius: 4px;
    background: var(--white);
    color: var(--text-dark);
    cursor: pointer;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
    border-color: var(--primary-brown);
    color: var(--primary-brown);
    outline: none;
}

.menu-links {
    display: flex;
    gap: 8px 20px;
    align-items: center;
    font-weight: 500;
    flex-wrap: wrap;
}

.nav-item {
    position: relative;
}

.nav-item--dropdown {
    position: relative;
}

.nav-trigger {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 4px;
    margin: 0;
    font: inherit;
    font-weight: 500;
    color: var(--text-dark);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
}

.nav-trigger:hover,
.nav-trigger:focus-visible {
    color: var(--primary-brown);
    outline: none;
}

.nav-chevron {
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid currentColor;
    margin-top: 2px;
    opacity: 0.7;
}

.nav-dropdown {
    list-style: none;
    margin: 0;
    padding: 0;
    min-width: 220px;
    background: var(--white);
    border-radius: 4px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    border: 1px solid color-mix(in srgb, var(--text-dark) 8%, var(--white));
}

.nav-dropdown li {
    margin: 0;
}

.nav-dropdown a {
    display: block;
    padding: 12px 16px;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid color-mix(in srgb, var(--text-dark) 6%, var(--white));
}

.nav-dropdown li:last-child a {
    border-bottom: none;
}

.nav-dropdown a:hover,
.nav-dropdown a:focus-visible {
    background: var(--bg-light);
    color: var(--primary-brown);
    outline: none;
}

.nav-link {
    padding: 8px 4px;
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
}

.nav-link:hover,
.nav-link:focus-visible {
    color: var(--primary-brown);
    outline: none;
}

.lang-switch {
    margin-left: 12px;
    padding-left: 20px;
    border-left: 1px solid color-mix(in srgb, var(--text-dark) 8%, var(--white));
    display: flex;
    gap: 10px;
    align-items: center;
    flex-shrink: 0;
}

.lang-switch a {
    text-decoration: none;
    color: color-mix(in srgb, var(--text-dark) 45%, var(--white));
    white-space: nowrap;
}

.lang-switch a.is-active {
    color: var(--primary-brown);
    font-weight: bold;
}

/* 桌面：下拉懸停／焦點顯示 */
@media (min-width: 769px) {
    .nav-dropdown {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        z-index: 1001;
        padding: 8px 0;
    }

    .nav-item--dropdown:hover .nav-dropdown,
    .nav-item--dropdown:focus-within .nav-dropdown,
    .nav-item--dropdown.is-open .nav-dropdown {
        display: block;
    }
}

/* --- 首屏 Hero --- */
.hero-section {
    position: relative;
    padding: 120px 5%;
    background: linear-gradient(
            color-mix(in srgb, var(--text-dark) 70%, transparent),
            color-mix(in srgb, var(--dark-brown) 60%, transparent)
        ),
        url('https://images.unsplash.com/photo-1520523839897-bd0b52f945a0?auto=format&fit=crop&q=80&w=2000') center / cover no-repeat;
    text-align: left;
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 80vh;
}

.hero-section__inner {
    max-width: 900px;
}

.hero-section h1 {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
}

.hero-section h2 {
    font-size: clamp(18px, 3vw, 24px);
    font-weight: 300;
    margin-bottom: 25px;
    color: var(--bg-light);
    border-left: 4px solid var(--primary-brown);
    padding-left: 20px;
}

.hero-section__lead {
    font-size: 18px;
    margin-bottom: 40px;
    max-width: 700px;
    opacity: 0.9;
}

.hero-section__actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-hero-primary {
    background: linear-gradient(135deg, var(--primary-brown), var(--dark-brown));
    color: var(--white);
    padding: 15px 30px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-hero-outline {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--white);
    color: var(--white);
    padding: 15px 30px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    backdrop-filter: blur(5px);
}

/* --- 信任區塊 --- */
.trust-section {
    padding: 80px 5%;
    background-color: var(--bg-light);
}

.trust-section__intro {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto 60px;
}

.trust-section__intro h2 {
    font-size: 32px;
    color: var(--dark-brown);
    margin-bottom: 20px;
    font-weight: 700;
}

.trust-section__intro p {
    font-size: 18px;
    color: color-mix(in srgb, var(--text-dark) 65%, var(--white));
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    max-width: 1100px;
    margin: 0 auto;
}

.trust-card {
    background: var(--white);
    padding: 40px;
    border-radius: 4px;
    border: 1px solid color-mix(in srgb, var(--primary-brown) 15%, var(--white));
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.trust-card__icon {
    flex-shrink: 0;
    width: 45px;
    height: 45px;
}

.trust-card__icon svg {
    stroke: var(--primary-brown);
}

.trust-card h3 {
    font-size: 20px;
    color: var(--text-dark);
    margin: 0 0 10px 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.trust-card p {
    font-size: 15px;
    color: color-mix(in srgb, var(--text-dark) 55%, var(--white));
    margin: 0;
}

/* --- 工作室展示條（位於 trust-section 內、trust-grid 之後） --- */
.trust-section .studio-showcase {
    margin-top: 60px;
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

.studio-showcase {
    background: var(--white);
    display: flex;
    flex-wrap: wrap;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.studio-showcase__text {
    flex: 1;
    min-width: 300px;
    padding: 50px;
}

.studio-showcase__text h3 {
    font-size: 28px;
    color: var(--dark-brown);
    margin-bottom: 20px;
}

.studio-showcase__text p {
    font-size: 16px;
    color: color-mix(in srgb, var(--text-dark) 55%, var(--white));
}

.studio-showcase__media {
    flex: 1;
    min-width: 300px;
    background: url('https://images.unsplash.com/photo-1552422535-c45813c61732?auto=format&fit=crop&q=80&w=1000') center / cover no-repeat;
    min-height: 300px;
}

/* --- 服務區 --- */
.services-section {
    padding: 100px 5%;
    background-color: var(--white);
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

.services-section__inner {
    max-width: 1200px;
    margin: 0 auto;
}

.services-section__header {
    text-align: center;
    margin-bottom: 80px;
}

.services-section__header h2 {
    font-size: 36px;
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.accent-rule {
    width: 60px;
    height: 3px;
    background: var(--primary-brown);
    margin: 0 auto;
}

.service-card {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 60px;
    margin-bottom: 120px;
}

.service-card--reverse {
    flex-wrap: wrap-reverse;
}

/* CTA 前最後一則服務列（.services-section__cta 為最後一個子 div） */
.services-section__inner > .service-card:nth-last-child(2) {
    margin-bottom: 0;
}

.service-card__col {
    flex: 1;
    min-width: 320px;
}

.service-card__col img {
    width: 100%;
    border-radius: 4px;
    box-shadow: 20px 20px 0 var(--bg-light);
    border: 1px solid color-mix(in srgb, var(--text-dark) 8%, var(--white));
}

.service-card--reverse .service-card__col:last-child img {
    box-shadow: -20px 20px 0 var(--bg-light);
}

.service-card__body h3 {
    font-size: 32px;
    color: var(--text-dark);
    margin: 0 0 30px 0;
    font-weight: 700;
}

.service-card__block {
    margin-bottom: 25px;
}

.service-card__block--last {
    margin-bottom: 35px;
}

.service-card__body h4 {
    color: var(--primary-brown);
    font-size: 15px;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
}

.service-card__body p {
    color: color-mix(in srgb, var(--text-dark) 55%, var(--white));
    margin: 0;
    line-height: 1.7;
    font-size: 16px;
}

.service-card__link {
    display: inline-block;
    color: var(--text-dark);
    font-weight: bold;
    text-decoration: none;
    border-bottom: 2px solid var(--primary-brown);
    padding-bottom: 5px;
    transition: all 0.3s ease;
}

.services-section__cta {
    text-align: center;
    margin-top: 80px;
}

.btn-services-whatsapp {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-brown), var(--dark-brown));
    color: var(--white);
    padding: 20px 45px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    font-size: 18px;
    box-shadow: 0 10px 20px color-mix(in srgb, var(--primary-brown) 30%, transparent);
}

/* --- 理念區 --- */
.mission-section {
    padding: 100px 5%;
    background: linear-gradient(135deg, var(--bg-light), var(--white));
}

.mission-section__inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.mission-section h2 {
    font-size: 32px;
    color: var(--dark-brown);
    margin-bottom: 30px;
}

.mission-section__quote {
    font-size: 19px;
    color: color-mix(in srgb, var(--text-dark) 80%, var(--white));
    margin-bottom: 30px;
    font-style: italic;
}

.btn-mission-outline {
    background: transparent;
    border: 2px solid var(--dark-brown);
    color: var(--dark-brown);
    padding: 12px 30px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    display: inline-block;
}

/* --- FAQ --- */
.faq-section {
    padding: 80px 5%;
    background-color: var(--white);
}

.faq-section > h2 {
    text-align: center;
    font-size: 32px;
    color: var(--text-dark);
    margin-bottom: 50px;
}

.faq-section__list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 30px;
    padding: 20px;
    border-left: 4px solid var(--primary-brown);
    background: var(--bg-light);
}

.faq-item h4 {
    margin-top: 0;
    color: var(--dark-brown);
}

.faq-item p {
    margin: 0;
    color: var(--text-dark);
}

.faq-item a {
    color: var(--primary-brown);
    font-weight: bold;
    text-decoration: underline;
}

/* --- 頁尾前 CTA --- */
.pre-footer-cta {
    padding: 100px 5%;
    background: linear-gradient(135deg, var(--text-dark) 0%, color-mix(in srgb, var(--text-dark) 40%, black) 100%);
    display: flex;
    justify-content: center;
    align-items: center;
}

.pre-footer-cta__card {
    max-width: 1100px;
    width: 100%;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

.pre-footer-cta__visual {
    flex: 1 1 300px;
    min-width: 0;
    min-height: 200px;
    background: linear-gradient(
            to bottom,
            color-mix(in srgb, var(--dark-brown) 80%, transparent),
            color-mix(in srgb, var(--text-dark) 90%, transparent)
        ),
        url('https://images.unsplash.com/photo-1552422535-c45813c61732?auto=format&fit=crop&q=80&w=1000') center / cover;
    background-repeat: no-repeat;
    padding: 60px;
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
}

.pre-footer-cta__visual h2 {
    font-size: 38px;
    margin-bottom: 20px;
    line-height: 1.25;
    word-wrap: break-word;
    overflow-wrap: anywhere;
    max-width: 100%;
}

.pre-footer-cta__bar {
    width: 60px;
    height: 4px;
    background: var(--primary-brown);
    margin: 0 0 30px 0;
}

.pre-footer-cta__visual p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 0;
    word-wrap: break-word;
    overflow-wrap: anywhere;
    max-width: 100%;
}

.pre-footer-cta__panel {
    flex: 1 1 300px;
    min-width: 0;
    padding: 60px;
    background: var(--white);
    box-sizing: border-box;
}

.pre-footer-cta__block {
    margin-bottom: 40px;
}

.pre-footer-cta__block h4 {
    color: var(--primary-brown);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 13px;
    margin-bottom: 10px;
}

.pre-footer-cta__wa {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 15px;
}

.pre-footer-cta__wa span {
    font-size: 26px;
    color: var(--text-dark);
    font-weight: 700;
}

.pre-footer-cta__divider {
    margin-bottom: 40px;
    padding-top: 30px;
    border-top: 1px solid color-mix(in srgb, var(--text-dark) 8%, var(--white));
}

.pre-footer-cta__divider:last-of-type {
    margin-bottom: 0;
    padding-top: 30px;
}

.pre-footer-cta__divider p {
    font-size: 16px;
    color: color-mix(in srgb, var(--text-dark) 80%, var(--white));
    margin: 0;
    line-height: 1.6;
}

.pre-footer-cta__hours {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* --- 頁尾 --- */
footer {
    background: color-mix(in srgb, var(--text-dark) 40%, black);
    color: var(--white);
    padding: 60px 5%;
    font-family: sans-serif;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-grid h4 {
    color: var(--primary-brown);
    margin-bottom: 20px;
}

.footer-grid p,
.footer-grid a {
    font-size: 14px;
    color: color-mix(in srgb, var(--white) 75%, var(--text-dark));
    line-height: 1.8;
}

.footer-grid a {
    text-decoration: none;
    display: block;
    margin-bottom: 10px;
}

.footer-grid__links {
    text-align: right;
}

footer .footer-meta {
    text-align: center;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid color-mix(in srgb, var(--white) 15%, var(--text-dark));
    color: color-mix(in srgb, var(--text-dark) 50%, var(--white));
    font-size: 13px;
}

/* --- 共用元件（保留） --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-brown), var(--dark-brown));
    color: var(--white);
    padding: 15px 30px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    display: inline-block;
    transition: transform 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
}

.section-padding {
    padding: 80px 5%;
}

/* --- 響應式：768px 以下 --- */
@media (max-width: 768px) {
    .trust-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid__links {
        text-align: left;
    }

    .service-card,
    .service-card--reverse {
        flex-direction: column;
        flex-wrap: nowrap;
        gap: 40px;
        margin-bottom: 80px;
    }

    .service-card__col img {
        box-shadow: 12px 12px 0 var(--bg-light);
    }

    .service-card--reverse .service-card__col img {
        box-shadow: -12px 12px 0 var(--bg-light);
    }

    .studio-showcase,
    .pre-footer-cta__card {
        flex-direction: column;
    }

    .pre-footer-cta__card {
        overflow: visible;
    }

    .studio-showcase__text,
    .studio-showcase__media,
    .pre-footer-cta__visual,
    .pre-footer-cta__panel {
        min-width: 0;
        width: 100%;
        max-width: 100%;
    }

    .pre-footer-cta {
        padding: 48px 5%;
    }

    .pre-footer-cta__visual {
        min-height: 240px;
        padding: 28px 20px;
        background-size: cover;
        background-position: center;
    }

    .pre-footer-cta__visual h2 {
        font-size: clamp(1.35rem, 5vw, 1.85rem);
    }

    .pre-footer-cta__visual p {
        font-size: 16px;
    }

    .pre-footer-cta__panel {
        padding: 28px 20px 32px;
    }

    .logo img {
        height: 40px;
        max-width: min(200px, 65vw);
    }

    .hero-section {
        padding: 80px 5%;
        min-height: 70vh;
    }

    /* 漢堡 + 摺疊選單 */
    .nav-toggle {
        display: flex;
    }

    .site-nav {
        position: sticky;
        align-items: center;
    }

    .menu-links {
        display: none;
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        flex-basis: 100%;
        order: 3;
        gap: 0;
        padding: 16px 0 8px;
        margin-top: 12px;
        border-top: 1px solid color-mix(in srgb, var(--text-dark) 8%, var(--white));
    }

    .menu-links.is-open {
        display: flex;
    }

    .nav-item,
    .nav-link {
        width: 100%;
    }

    .nav-link {
        padding: 12px 0;
        border-bottom: 1px solid color-mix(in srgb, var(--text-dark) 6%, var(--white));
    }

    .nav-trigger {
        width: 100%;
        justify-content: space-between;
        padding: 12px 0;
        border-bottom: 1px solid color-mix(in srgb, var(--text-dark) 6%, var(--white));
    }

    .nav-dropdown {
        display: none;
        position: static;
        box-shadow: none;
        border: none;
        border-radius: 0;
        padding: 0;
        margin: 0 0 8px 12px;
        min-width: auto;
        background: color-mix(in srgb, var(--bg-light) 80%, var(--white));
    }

    .nav-item--dropdown.is-open .nav-dropdown {
        display: block;
    }

    .nav-dropdown a {
        padding: 10px 12px;
        font-size: 15px;
    }

    .lang-switch {
        margin-left: 0;
        padding: 16px 0 8px;
        border-left: none;
        border-top: 1px solid color-mix(in srgb, var(--text-dark) 8%, var(--white));
        width: 100%;
        justify-content: flex-start;
        margin-top: 8px;
    }

    .service-tuning-why-grid,
    .service-tuning-dehumid-grid {
        grid-template-columns: 1fr;
    }

    .service-tuning-process,
    .service-tuning-split,
    .service-tuning-cta-row {
        flex-direction: column;
    }

    .service-detail-hero {
        min-height: auto;
        padding: 72px 5% 88px;
    }

    .service-detail-intro-card {
        padding: 36px 24px;
    }

    .service-tuning-process__media,
    .service-tuning-split__media,
    .service-tuning-split__content {
        flex: 1 1 auto;
        min-width: 0;
    }

    .service-tuning-step:not(.service-tuning-step--last)::after {
        left: 19px;
    }

    .about-certs-grid {
        grid-template-columns: 1fr;
    }

    .about-split,
    .about-split--reverse {
        flex-direction: column;
        flex-wrap: nowrap;
        gap: 40px;
    }

    .about-cta-panel {
        flex-direction: column;
    }

    .about-cta-panel__right {
        flex: 1 1 auto;
        min-height: 280px;
    }
}

/* --- 鋼琴調音服務內頁 --- */
.service-detail-page {
    font-family: 'Helvetica Neue', Helvetica, Arial, 'PingFang HK', 'Microsoft JhengHei', sans-serif;
    color: #333333;
    background-color: #ffffff;
}

.service-detail-hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 85vh;
    padding: 100px 8% 120px;
    background: linear-gradient(165deg, #fcfbf9 0%, #ffffff 55%, #f8f6f3 100%);
    overflow: hidden;
}

.service-detail-hero__inner {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: flex-start;
    gap: 28px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.service-detail-hero__accent-bar {
    width: 4px;
    min-height: 88px;
    margin-top: 14px;
    flex-shrink: 0;
    border-radius: 2px;
    background: linear-gradient(180deg, #d4c1b0 0%, #8b735b 100%);
}

.service-detail-hero__title {
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 700;
    color: #4a3728;
    line-height: 1.15;
    margin: 0 0 22px;
    letter-spacing: -0.02em;
}

.service-detail-hero__title-gradient {
    display: inline-block;
    background: linear-gradient(135deg, #2c241e 0%, #4a3728 50%, #6b5344 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.service-detail-hero__lead {
    font-size: 18px;
    color: #555555;
    line-height: 1.85;
    max-width: 620px;
    margin: 0 0 36px;
}

.service-detail-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.service-detail-hero__whatsapp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 36px;
    font-weight: 700;
    font-size: 16px;
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    background: linear-gradient(135deg, #128c7e 0%, #25d366 100%);
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.service-detail-hero__whatsapp-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 28px rgba(37, 211, 102, 0.42);
}

.service-detail-hero__fade {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 100px;
    pointer-events: none;
    background: linear-gradient(to top, rgba(255, 255, 255, 0.95), transparent);
}

.service-detail-section {
    padding: 90px 5%;
    background-color: #ffffff;
}

.service-detail-section--cream {
    background-color: #fcfbf9;
}

.service-detail-section--border-top {
    border-top: 1px solid #ede9e6;
}

.service-detail-intro-wrap {
    padding-top: 70px;
    padding-bottom: 90px;
}

.service-detail-intro-card {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 48px 56px;
    align-items: flex-start;
    padding: 56px 48px;
    background: #fcfbf9;
    border-radius: 10px;
    border: 1px solid #ede9e6;
    box-shadow: 0 20px 50px rgba(74, 55, 40, 0.06);
}

.service-detail-intro-card__text {
    flex: 1 1 320px;
    min-width: 280px;
}

.service-detail-intro-card__rule {
    width: 56px;
    height: 3px;
    background: linear-gradient(90deg, #4a3728, #8b735b);
    margin-bottom: 22px;
    border-radius: 2px;
}

.service-detail-intro-card__h2 {
    font-size: clamp(22px, 3vw, 28px);
    font-weight: 700;
    color: #2c241e;
    line-height: 1.35;
    margin: 0 0 18px;
}

.service-detail-intro-card__p {
    font-size: 17px;
    color: #555555;
    line-height: 1.8;
    margin: 0 0 16px;
}

.service-detail-intro-card__p--mb0 {
    margin-bottom: 0;
}

.service-detail-intro-card__list {
    flex: 1 1 340px;
    min-width: 280px;
}

.service-detail-bullet-row {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    padding: 22px 0;
}

.service-detail-bullet-row--bordered {
    border-top: 1px solid #e8e4df;
    border-bottom: 1px solid #e8e4df;
}

.service-detail-bullet-dot {
    flex-shrink: 0;
    width: 10px;
    height: 10px;
    margin-top: 9px;
    border-radius: 50%;
    background: #4a3728;
    box-shadow: 0 0 0 4px rgba(74, 55, 40, 0.12);
}

.service-detail-bullet-row__h4 {
    font-size: 17px;
    font-weight: 700;
    color: #2c241e;
    margin: 0 0 6px;
}

.service-detail-bullet-row__sub {
    font-size: 15px;
    color: #777777;
    margin: 0;
}

.service-detail-container {
    max-width: 1180px;
    margin: 0 auto;
}

.service-detail-container--center {
    text-align: center;
}

.service-detail-h2-center {
    font-size: clamp(28px, 3.5vw, 36px);
    font-weight: 700;
    color: #2c241e;
    text-align: center;
    margin: 0 0 18px;
}

.service-detail-h2-center--mb30 {
    margin-bottom: 28px;
}

.service-detail-lead-center {
    font-size: 17px;
    color: #666666;
    line-height: 1.85;
    text-align: center;
    max-width: 880px;
    margin: 0 auto 48px;
}

.service-detail-heading-block {
    text-align: center;
    margin-bottom: 48px;
}

.service-detail-heading-block__h2 {
    font-size: clamp(28px, 3.5vw, 36px);
    font-weight: 700;
    color: #2c241e;
    margin: 0 0 12px;
}

.service-detail-heading-block__p {
    font-size: 17px;
    color: #666666;
    margin: 0;
}

.service-detail-lead-narrow {
    font-size: 17px;
    color: #666666;
    line-height: 1.85;
    text-align: center;
    max-width: 800px;
    margin: 0 auto 40px;
}

.service-tuning-why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 28px;
}

.service-tuning-why-card {
    background: #ffffff;
    border: 1px solid #e8e4df;
    border-radius: 10px;
    padding: 32px 26px;
    text-align: center;
    box-shadow: 0 8px 30px rgba(44, 36, 30, 0.05);
}

.service-tuning-why-card__icon {
    display: block;
    margin: 0 auto 16px;
}

.service-tuning-why-card__h3 {
    font-size: 18px;
    font-weight: 700;
    color: #4a3728;
    margin: 0 0 10px;
}

.service-tuning-why-card__p {
    font-size: 15px;
    color: #666666;
    line-height: 1.65;
    margin: 0;
}

.service-tuning-process {
    display: flex;
    flex-wrap: wrap;
    gap: 48px 64px;
    align-items: flex-start;
}

.service-tuning-process__media {
    flex: 1 1 340px;
    min-width: 280px;
}

.service-tuning-process__img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 24px 50px rgba(44, 36, 30, 0.12);
    border: 1px solid #ede9e6;
    display: block;
}

.service-tuning-process__timeline {
    flex: 1 1 340px;
    min-width: 280px;
    padding-top: 8px;
}

.service-tuning-step {
    position: relative;
    display: flex;
    gap: 20px;
    padding-bottom: 32px;
}

.service-tuning-step:not(.service-tuning-step--last)::after {
    content: '';
    position: absolute;
    left: 19px;
    top: 44px;
    bottom: 0;
    width: 2px;
    background: #e8e4df;
}

.service-tuning-step__badge {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #4a3728;
    color: #ffffff;
    font-weight: 700;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.service-tuning-step__h4 {
    font-size: 17px;
    font-weight: 700;
    color: #2c241e;
    margin: 0 0 8px;
}

.service-tuning-step__p {
    font-size: 15px;
    color: #666666;
    line-height: 1.65;
    margin: 0;
}

.service-tuning-dehumid-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.service-tuning-dehumid-card {
    background: #ffffff;
    padding: 28px 26px;
    border-radius: 8px;
    border: 1px solid #e8e4df;
    border-left: 4px solid #4a3728;
    box-shadow: 0 6px 24px rgba(44, 36, 30, 0.05);
}

.service-tuning-dehumid-card__h3 {
    font-size: 18px;
    font-weight: 700;
    color: #4a3728;
    margin: 0 0 10px;
}

.service-tuning-dehumid-card__p {
    font-size: 15px;
    color: #555555;
    line-height: 1.65;
    margin: 0;
}

.service-detail-brands-intro {
    font-size: 17px;
    color: #666666;
    line-height: 1.75;
    max-width: 920px;
    margin: 0 auto 28px;
}

.service-tuning-brands {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 12px;
    margin-bottom: 22px;
}

.service-tuning-brand-chip {
    display: inline-block;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    color: #4a3728;
    border: 1px solid rgba(74, 55, 40, 0.45);
    border-radius: 999px;
    background: rgba(252, 251, 249, 0.6);
}

.service-tuning-brands-note {
    font-size: 15px;
    color: #888888;
    margin: 0;
}

.service-tuning-split {
    display: flex;
    flex-wrap: wrap;
    gap: 56px 60px;
    align-items: center;
}

.service-tuning-split__media {
    flex: 1 1 380px;
    min-width: 280px;
}

.service-tuning-split__img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 28px 60px rgba(44, 36, 30, 0.14);
    border: 1px solid #ede9e6;
    display: block;
}

.service-tuning-split__content {
    flex: 1 1 360px;
    min-width: 280px;
}

.service-tuning-split__h2 {
    font-size: clamp(26px, 3vw, 34px);
    font-weight: 700;
    color: #2c241e;
    margin: 0 0 24px;
}

.service-tuning-reason {
    padding: 22px 0;
    border-bottom: 1px solid #e8e4df;
}

.service-tuning-reason:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.service-tuning-reason:first-child {
    padding-top: 0;
}

.service-tuning-reason__h4 {
    font-size: 17px;
    font-weight: 700;
    color: #4a3728;
    margin: 0 0 8px;
}

.service-tuning-reason__p {
    font-size: 15px;
    color: #555555;
    line-height: 1.65;
    margin: 0;
}

.service-tuning-cta-dark {
    padding: 96px 5% 100px;
    background: linear-gradient(145deg, #2c241e 0%, #1a1512 100%);
    color: #ffffff;
}

.service-tuning-cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 48px 56px;
    align-items: flex-start;
}

.service-tuning-cta-dark__main {
    flex: 1 1 340px;
    min-width: 280px;
}

.service-tuning-cta-dark__h2 {
    font-size: clamp(28px, 3.5vw, 36px);
    font-weight: 700;
    margin: 0 0 16px;
    color: #ffffff;
}

.service-tuning-cta-dark__lead {
    font-size: 17px;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.88);
    margin: 0 0 28px;
}

.service-tuning-cta-dark__block {
    margin-bottom: 20px;
}

.service-tuning-cta-dark__label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.65);
    margin: 0 0 4px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.service-tuning-cta-dark__phone {
    font-size: 22px;
    font-weight: 700;
    margin: 0;
    color: #ffffff;
}

.service-tuning-cta-dark__addr {
    font-size: 16px;
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
}

.service-tuning-cta-dark__btn {
    display: inline-flex;
    margin-top: 28px;
    padding: 16px 40px;
    font-weight: 700;
    font-size: 16px;
    color: #ffffff;
    text-decoration: none;
    border-radius: 6px;
    background: linear-gradient(135deg, #128c7e 0%, #25d366 100%);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.35);
}

.service-tuning-cta-dark__aside {
    flex: 1 1 300px;
    min-width: 260px;
    padding: 32px 28px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.service-tuning-cta-dark__aside-h3 {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 12px;
    color: #f0ebe6;
}

.service-tuning-cta-dark__star {
    color: #c9a063;
    margin-right: 6px;
}

.service-tuning-cta-dark__aside-p {
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.82);
    margin: 0 0 20px;
}

.service-tuning-cta-dark__aside-img {
    width: 100%;
    max-height: 200px;
    object-fit: cover;
    border-radius: 8px;
    opacity: 0.92;
}

/* --- 關於我們內頁 --- */
.about-page {
    font-family: 'Helvetica Neue', Helvetica, Arial, 'PingFang HK', 'Microsoft JhengHei', sans-serif;
    color: #2f2f2f;
    background-color: #ffffff;
}

.about-hero {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 70vh;
    padding: 120px 5%;
    text-align: left;
    color: #ffffff;
    background: linear-gradient(rgba(47, 47, 47, 0.7), rgba(92, 64, 51, 0.6)),
        url('https://images.unsplash.com/photo-1552422535-c45813c61732?auto=format&fit=crop&q=80&w=2000') center / cover no-repeat;
}

.about-hero__inner {
    max-width: 900px;
}

.about-hero__kicker {
    color: #8b5a2b;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 700;
    font-size: 14px;
    margin: 0 0 20px;
}

.about-hero__title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 700;
    margin: 0 0 15px;
    line-height: 1.2;
    color: #ffffff;
}

.about-hero__rule {
    width: 80px;
    height: 4px;
    background: #8b5a2b;
    margin-bottom: 30px;
}

.about-hero__actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.about-hero__btn {
    background: linear-gradient(135deg, #8b5a2b, #5c4033);
    color: #ffffff;
    padding: 15px 35px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.about-section {
    padding: 100px 5%;
    background-color: #ffffff;
}

.about-section--cream {
    background-color: #f9f7f5;
}

.about-section__container {
    max-width: 1200px;
    margin: 0 auto;
}

.about-split {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 60px;
}

.about-split--reverse {
    flex-wrap: wrap-reverse;
}

.about-split__text {
    flex: 1;
    min-width: 320px;
}

.about-split__h2 {
    font-size: 32px;
    color: #5c4033;
    margin-bottom: 25px;
    font-weight: 700;
    margin-top: 0;
}

.about-split__h2--dark {
    color: #2f2f2f;
    margin-bottom: 20px;
}

.about-split__p {
    font-size: 18px;
    color: #444444;
    margin-bottom: 20px;
    margin-top: 0;
}

.about-split__p--narrow {
    font-size: 16px;
    color: #555555;
    margin-bottom: 30px;
}

.about-split__p--mb0 {
    margin-bottom: 0;
}

.about-split__media {
    flex: 1;
    min-width: 320px;
}

.about-split__img {
    width: 100%;
    border-radius: 4px;
    border: 1px solid #eeeeee;
}

.about-split__img--shadow-right {
    box-shadow: 20px 20px 0 #f9f7f5;
}

.about-split__img--shadow-left {
    box-shadow: -20px 20px 0 #f9f7f5;
}

.about-certs-head {
    text-align: center;
    margin-bottom: 60px;
}

.about-certs-head__h2 {
    font-size: 36px;
    color: #2f2f2f;
    margin-bottom: 15px;
    font-weight: 700;
    margin-top: 0;
}

.about-certs-head__p {
    font-size: 18px;
    color: #666666;
    max-width: 800px;
    margin: 0 auto;
}

.about-certs-subtitle {
    font-size: 22px;
    color: #5c4033;
    margin-bottom: 40px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
    margin-top: 0;
}

.about-certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
}

.about-cert-card {
    background: #ffffff;
    padding: 40px;
    border-radius: 4px;
    border: 1px solid #eae0d5;
    display: flex;
    align-items: center;
    gap: 25px;
}

.about-cert-card__icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
}

.about-cert-card__icon svg {
    width: 50px;
    height: 50px;
    display: block;
}

.about-cert-card__body {
    flex: 1;
    min-width: 0;
}

.about-cert-card__h4 {
    font-size: 18px;
    color: #2f2f2f;
    margin: 0 0 8px;
}

.about-cert-card__p {
    font-size: 15px;
    color: #666666;
    margin: 0;
}

.about-feature-block {
    margin-bottom: 20px;
    padding-left: 20px;
    border-left: 3px solid #8b5a2b;
}

.about-feature-block--mb0 {
    margin-bottom: 0;
}

.about-feature-block__h4 {
    font-size: 18px;
    color: #5c4033;
    margin: 0 0 5px;
}

.about-feature-block__p {
    font-size: 15px;
    color: #666666;
    margin: 0;
}

.about-quote {
    padding: 100px 5%;
    background: linear-gradient(135deg, #5c4033 0%, #2f2f2f 100%);
    color: #ffffff;
    text-align: center;
}

.about-quote__inner {
    max-width: 800px;
    margin: 0 auto;
}

.about-quote__h2 {
    font-size: 36px;
    margin-bottom: 25px;
    font-weight: 700;
    margin-top: 0;
    color: #ffffff;
}

.about-quote__lead {
    font-size: 19px;
    line-height: 1.8;
    opacity: 0.9;
    font-style: italic;
    margin: 0;
    color: #ffffff;
}

.about-quote__body {
    font-size: 18px;
    margin-top: 20px;
    opacity: 0.9;
    line-height: 1.75;
    margin-bottom: 0;
    color: #ffffff;
}

.about-section--cta-wrap {
    padding: 100px 5%;
}

.about-cta-panel {
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    background: #ffffff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid #eeeeee;
}

.about-cta-panel__left {
    flex: 1;
    min-width: 300px;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.8)),
        url('https://images.unsplash.com/photo-1520523839897-bd0b52f945a0?auto=format&fit=crop&q=80&w=1000') center / cover;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.about-cta-panel__h2 {
    font-size: 32px;
    color: #5c4033;
    margin-bottom: 20px;
    line-height: 1.2;
    margin-top: 0;
}

.about-cta-panel__p {
    font-size: 18px;
    color: #444444;
    margin-bottom: 25px;
    margin-top: 0;
}

.about-cta-panel__emph {
    font-size: 18px;
    color: #2f2f2f;
    font-weight: 700;
    margin-bottom: 30px;
    margin-top: 0;
}

.about-cta-panel__note {
    font-size: 16px;
    color: #666666;
    margin-bottom: 35px;
    margin-top: 0;
}

.about-cta-panel__btn {
    text-decoration: none;
    background: linear-gradient(135deg, #8b5a2b, #5c4033);
    color: #ffffff;
    padding: 18px 40px;
    border-radius: 4px;
    font-weight: bold;
    display: inline-block;
    text-align: center;
    box-shadow: 0 10px 20px rgba(139, 90, 43, 0.2);
}

.about-cta-panel__right {
    flex: 0.8;
    min-width: 300px;
    background: url('https://thepropiano.com/wp-content/uploads/2022/06/renewal_polishing-and-waxing.jpeg') center / cover no-repeat;
    min-height: 400px;
}

/* --- about-us/index.html 內容區（abusr-*，與原 inline 對齊） --- */
.abusr-root {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: #2f2f2f;
    line-height: 1.6;
    background-color: #ffffff;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

.abusr-hero {
    position: relative;
    padding: 120px 5%;
    background: linear-gradient(rgba(47, 47, 47, 0.7), rgba(92, 64, 51, 0.6)),
        url('https://images.unsplash.com/photo-1552422535-c45813c61732?auto=format&fit=crop&q=80&w=2000') center / cover no-repeat;
    text-align: left;
    color: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 70vh;
}

.abusr-hero-inner {
    max-width: 900px;
}

.abusr-hero-kicker {
    color: #8b5a2b;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 20px;
}

.abusr-hero-title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
}

.abusr-hero-rule {
    width: 80px;
    height: 4px;
    background: #8b5a2b;
    margin-bottom: 30px;
}

.abusr-hero-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.abusr-hero-wa {
    background: linear-gradient(135deg, #8b5a2b, #5c4033);
    color: #ffffff;
    padding: 15px 35px;
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.abusr-sec-white {
    padding: 100px 5%;
    background-color: #ffffff;
}

.abusr-split-wrap {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 60px;
}

.abusr-col-flex {
    flex: 1;
    min-width: 320px;
}

.abusr-h2-brown {
    font-size: 32px;
    color: #5c4033;
    margin-bottom: 25px;
    font-weight: 700;
}

.abusr-p-intro {
    font-size: 18px;
    color: #444;
    margin-bottom: 20px;
}

.abusr-p-intro-last {
    font-size: 18px;
    color: #444;
}

.abusr-img-full-shadow-r {
    width: 100%;
    border-radius: 4px;
    box-shadow: 20px 20px 0 #f9f7f5;
    border: 1px solid #eee;
}

.abusr-sec-cream {
    padding: 100px 5%;
    background-color: #f9f7f5;
}

.abusr-container-wide {
    max-width: 1200px;
    margin: 0 auto;
}

.abusr-certs-head {
    text-align: center;
    margin-bottom: 60px;
}

.abusr-certs-h2 {
    font-size: 36px;
    color: #2f2f2f;
    margin-bottom: 15px;
    font-weight: 700;
}

.abusr-certs-lead {
    font-size: 18px;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
}

.abusr-certs-subtitle {
    font-size: 22px;
    color: #5c4033;
    margin-bottom: 40px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.abusr-certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 30px;
}

.abusr-cert-card {
    background: #ffffff;
    padding: 40px;
    border-radius: 4px;
    border: 1px solid #eae0d5;
    display: flex;
    align-items: center;
    gap: 25px;
}

.abusr-cert-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
}

.abusr-cert-icon svg {
    width: 50px;
    height: 50px;
    display: block;
}

.abusr-cert-h4 {
    font-size: 18px;
    color: #2f2f2f;
    margin: 0 0 8px 0;
}

.abusr-cert-p {
    font-size: 15px;
    color: #666;
    margin: 0;
}

.abusr-split-narrow {
    max-width: 1100px;
    margin: 0 auto;
}

.abusr-split-reverse {
    display: flex;
    flex-wrap: wrap-reverse;
    align-items: center;
    gap: 60px;
}

.abusr-h2-dark {
    font-size: 32px;
    color: #2f2f2f;
    margin-bottom: 20px;
    font-weight: 700;
}

.abusr-p-mid {
    font-size: 16px;
    color: #555;
    margin-bottom: 30px;
}

.abusr-feature {
    margin-bottom: 20px;
    padding-left: 20px;
    border-left: 3px solid #8b5a2b;
}

.abusr-feature-h4 {
    font-size: 18px;
    color: #5c4033;
    margin: 0 0 5px 0;
}

.abusr-feature-p {
    font-size: 15px;
    color: #666;
    margin: 0;
}

.abusr-img-full-shadow-l {
    width: 100%;
    border-radius: 4px;
    box-shadow: -20px 20px 0 #f9f7f5;
    border: 1px solid #eee;
}

.abusr-quote-sec {
    padding: 100px 5%;
    background: linear-gradient(135deg, #5c4033 0%, #2f2f2f 100%);
    color: #ffffff;
    text-align: center;
}

.abusr-quote-inner {
    max-width: 800px;
    margin: 0 auto;
}

.abusr-quote-h2 {
    font-size: 36px;
    margin-bottom: 25px;
    font-weight: 700;
}

.abusr-quote-p {
    font-size: 19px;
    line-height: 1.8;
    opacity: 0.9;
    font-style: italic;
}

.abusr-quote-p2 {
    font-size: 18px;
    margin-top: 20px;
    opacity: 0.9;
}

.abusr-cta-card {
    max-width: 1100px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    background: #ffffff;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid #eee;
}

.abusr-cta-left {
    flex: 1;
    min-width: 300px;
    background: linear-gradient(to right, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.8)),
        url('https://images.unsplash.com/photo-1520523839897-bd0b52f945a0?auto=format&fit=crop&q=80&w=1000') center / cover;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.abusr-cta-h2 {
    font-size: 32px;
    color: #5c4033;
    margin-bottom: 20px;
    line-height: 1.2;
}

.abusr-cta-p {
    font-size: 18px;
    color: #444;
    margin-bottom: 25px;
}

.abusr-cta-emph {
    font-size: 18px;
    color: #2f2f2f;
    font-weight: 700;
    margin-bottom: 30px;
}

.abusr-cta-note {
    font-size: 16px;
    color: #666;
    margin-bottom: 35px;
}

.abusr-cta-wa {
    text-decoration: none;
    background: linear-gradient(135deg, #8b5a2b, #5c4033);
    color: #ffffff;
    padding: 18px 40px;
    border-radius: 4px;
    font-weight: bold;
    display: inline-block;
    text-align: center;
    box-shadow: 0 10px 20px rgba(139, 90, 43, 0.2);
}

.abusr-cta-right {
    flex: 0.8;
    min-width: 300px;
    background: url('/wp-content/uploads/2022/06/renewal_polishing-and-waxing.jpeg') center / cover no-repeat;
    min-height: 400px;
}

@media (max-width: 768px) {
    .abusr-certs-grid {
        grid-template-columns: 1fr;
    }

    .abusr-split-wrap,
    .abusr-split-reverse {
        flex-direction: column;
        flex-wrap: nowrap;
    }
}

/* --- service/piano-tuning/index.html 內容區（ptusr-*，與原 inline 對齊） --- */
.ptusr-root {
    background-color: #ffffff;
    width: 100%;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: #333333;
    line-height: 1.6;
}

.ptusr-hero {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-height: 75vh;
    padding: 0 8%;
    background: linear-gradient(90deg, #ffffff 35%, rgba(255, 255, 255, 0.7) 55%, rgba(255, 255, 255, 0) 100%),
        url('https://images.unsplash.com/photo-1552422535-c45813c61732?q=80&w=2070&auto=format&fit=crop') center right / cover no-repeat;
    position: relative;
    overflow: hidden;
}

.ptusr-hero-inner {
    max-width: 650px;
    z-index: 2;
    padding: 40px 0;
}

.ptusr-hero-bar {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #4a3728 0%, #d4c1b0 100%);
    margin-bottom: 35px;
}

.ptusr-hero-h1 {
    font-size: clamp(38px, 5.5vw, 68px);
    color: #2c241e;
    margin: 0 0 25px 0;
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -2px;
}

.ptusr-hero-gradient {
    color: #4a3728;
    background: linear-gradient(120deg, #4a3728 0%, #8b735b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ptusr-hero-lead {
    font-size: clamp(18px, 1.6vw, 24px);
    color: #555555;
    margin-bottom: 50px;
    line-height: 1.6;
    font-weight: 300;
    max-width: 520px;
}

.ptusr-hero-actions {
    display: flex;
    align-items: center;
    gap: 25px;
}

.ptusr-hero-wa {
    display: inline-block;
    background: linear-gradient(135deg, #4a3728 0%, #2c241e 100%);
    color: #ffffff;
    padding: 22px 50px;
    text-decoration: none;
    border-radius: 2px;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    box-shadow: 0 15px 35px rgba(74, 55, 40, 0.25);
}

.ptusr-hero-fade {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 15%;
    background: linear-gradient(to top, #ffffff, transparent);
    pointer-events: none;
}

.ptusr-intro-sec {
    padding: 50px 20px;
    background-color: #ffffff;
}

.ptusr-intro-card {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: 0;
    border: 1px solid #f0efed;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.03);
}

.ptusr-intro-left {
    flex: 1;
    min-width: 320px;
    background: #fcfbf9;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.ptusr-intro-rule {
    width: 40px;
    height: 3px;
    background-color: #4a3728;
    margin-bottom: 30px;
}

.ptusr-intro-h2 {
    font-size: 28px;
    color: #4a3728;
    margin-bottom: 25px;
    line-height: 1.3;
}

.ptusr-intro-p {
    font-size: 17px;
    color: #666666;
    margin-bottom: 25px;
}

.ptusr-intro-p-last {
    font-size: 17px;
    color: #666666;
}

.ptusr-intro-right {
    flex: 1;
    min-width: 320px;
    background: #ffffff;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
}

.ptusr-bullet-row {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.ptusr-bullet-row--bordered {
    padding: 20px 0;
    border-top: 1px solid #f0efed;
    border-bottom: 1px solid #f0efed;
}

.ptusr-bullet-dot {
    background: #4a3728;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-top: 10px;
    flex-shrink: 0;
}

.ptusr-bullet-h4 {
    margin: 0;
    color: #4a3728;
    font-size: 18px;
}

.ptusr-bullet-sub {
    margin: 5px 0 0 0;
    color: #888;
    font-size: 14px;
}

.ptusr-why-sec {
    padding: 70px 20px;
    background-color: #fcfbf9;
}

.ptusr-why-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.ptusr-why-h2 {
    font-size: 32px;
    color: #4a3728;
    text-align: center;
    margin-bottom: 20px;
}

.ptusr-why-lead {
    text-align: center;
    color: #666666;
    max-width: 750px;
    margin: 0 auto 60px auto;
}

.ptusr-why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.ptusr-why-card {
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 4px;
    border-bottom: 3px solid #4a3728;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.ptusr-card-svg {
    margin-bottom: 20px;
    display: block;
}

.ptusr-why-h3 {
    font-size: 19px;
    color: #4a3728;
    margin-bottom: 12px;
}

.ptusr-why-p {
    font-size: 14px;
    color: #777;
    margin: 0;
}

.ptusr-process-sec {
    background-color: #ffffff;
    padding: 70px 20px;
}

.ptusr-process-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.ptusr-process-head {
    text-align: center;
    margin-bottom: 70px;
}

.ptusr-process-h2 {
    font-size: 36px;
    color: #4a3728;
    margin-bottom: 20px;
}

.ptusr-process-sub {
    color: #666666;
    font-size: 18px;
    margin: 0;
}

.ptusr-process-row {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
    align-items: center;
}

.ptusr-process-media {
    flex: 1;
    min-width: 300px;
}

.ptusr-process-img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 30px 60px rgba(74, 55, 40, 0.12);
    display: block;
}

.ptusr-process-timeline-col {
    flex: 1;
    min-width: 320px;
}

.ptusr-process-tl-shell {
    position: relative;
    padding-left: 45px;
}

.ptusr-tl-step {
    margin-bottom: 40px;
    position: relative;
}

.ptusr-tl-step--last {
    margin-bottom: 0;
}

.ptusr-tl-badge {
    position: absolute;
    left: -45px;
    top: 0;
    width: 30px;
    height: 30px;
    background: #4a3728;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    z-index: 2;
}

.ptusr-tl-line {
    position: absolute;
    left: -31px;
    top: 30px;
    width: 2px;
    height: calc(100% + 10px);
    background: #eee;
    z-index: 1;
}

.ptusr-tl-h4 {
    margin: 0 0 8px 0;
    color: #4a3728;
    font-size: 20px;
}

.ptusr-tl-p {
    margin: 0;
    color: #666;
    font-size: 15px;
}

.ptusr-dehumid-sec {
    padding: 70px 20px;
    background-color: #fcfbf9;
}

.ptusr-dehumid-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.ptusr-dehumid-head {
    text-align: center;
    margin-bottom: 60px;
}

.ptusr-dehumid-h2 {
    font-size: 32px;
    color: #4a3728;
    margin-bottom: 20px;
}

.ptusr-dehumid-lead {
    color: #666666;
    max-width: 800px;
    margin: 0 auto;
}

.ptusr-dehumid-row {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.ptusr-dehumid-card {
    flex: 1;
    min-width: 280px;
    background: #ffffff;
    padding: 40px;
    border-radius: 8px;
    border: 1px solid #f0efed;
    text-align: center;
}

.ptusr-dehumid-h3 {
    font-size: 20px;
    color: #4a3728;
    margin-bottom: 15px;
}

.ptusr-dehumid-p {
    font-size: 15px;
    color: #666666;
    margin: 0;
}

.ptusr-brands-sec {
    background-color: #ffffff;
    padding: 70px 20px;
    border-top: 1px solid #f0efed;
}

.ptusr-brands-inner {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.ptusr-brands-h2 {
    font-size: 32px;
    color: #4a3728;
    margin-bottom: 30px;
}

.ptusr-brands-lead {
    color: #666666;
    font-size: 17px;
    max-width: 850px;
    margin: 0 auto 50px;
}

.ptusr-brands-chips {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.ptusr-brand-chip {
    background: #fcfbf9;
    padding: 12px 25px;
    border-radius: 50px;
    border: 1px solid #ede9e6;
    color: #4a3728;
    font-weight: 600;
    font-size: 15px;
}

.ptusr-brands-note {
    margin-top: 30px;
    color: #999;
    font-style: italic;
    font-size: 14px;
}

.ptusr-reasons-sec {
    background-color: #fcfbf9;
    padding: 70px 20px;
}

.ptusr-reasons-row {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
    align-items: center;
}

.ptusr-reasons-media {
    flex: 1;
    min-width: 300px;
}

.ptusr-reasons-img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: block;
}

.ptusr-reasons-copy {
    flex: 1;
    min-width: 300px;
}

.ptusr-reasons-h2 {
    font-size: 32px;
    color: #4a3728;
    margin-bottom: 40px;
}

.ptusr-reasons-stack {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.ptusr-reason-item {
    padding-left: 20px;
    border-left: 4px solid #4a3728;
}

.ptusr-reason-h4 {
    margin: 0 0 10px 0;
    color: #4a3728;
    font-size: 18px;
}

.ptusr-reason-p {
    color: #666666;
    font-size: 15px;
    margin: 0;
}

.ptusr-footer-cta {
    padding: 100px 20px;
    background-color: #4a3728;
    color: #ffffff;
}

.ptusr-footer-row {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 60px;
}

.ptusr-footer-main {
    flex: 1;
    min-width: 300px;
}

.ptusr-footer-h2 {
    font-size: 36px;
    color: #ffffff;
    margin-bottom: 25px;
}

.ptusr-footer-lead {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 40px;
}

.ptusr-footer-block {
    margin-bottom: 30px;
}

.ptusr-footer-block--addr {
    margin-bottom: 40px;
}

.ptusr-footer-label {
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
    color: #d4c1b0;
}

.ptusr-footer-phone {
    font-size: 24px;
    margin: 0;
}

.ptusr-footer-addr {
    font-size: 16px;
    margin: 0;
    opacity: 0.9;
}

.ptusr-footer-wa {
    display: inline-block;
    background-color: #ffffff;
    color: #4a3728;
    padding: 18px 40px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 700;
    font-size: 16px;
    margin-top: 10px;
}

.ptusr-footer-aside {
    flex: 1;
    min-width: 300px;
    background: rgba(255, 255, 255, 0.05);
    padding: 40px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.ptusr-aside-h3 {
    color: #ffffff;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    margin-top: 0;
}

.ptusr-aside-star {
    background: #d4c1b0;
    color: #4a3728;
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin-right: 15px;
    font-size: 14px;
    flex-shrink: 0;
}

.ptusr-aside-p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.ptusr-aside-img {
    width: 100%;
    border-radius: 4px;
    margin-top: 20px;
    opacity: 0.7;
    display: block;
}

@media (max-width: 768px) {
    .ptusr-process-row,
    .ptusr-dehumid-row,
    .ptusr-reasons-row,
    .ptusr-footer-row {
        flex-direction: column;
    }

    .ptusr-why-grid {
        grid-template-columns: 1fr;
    }
}