* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body { margin: 0; font-family: "Noto Sans TC", sans-serif; color: #152033; background: #f6f8fb; line-height: 1.75; }

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

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

header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .92); backdrop-filter: blur(18px); border-bottom: 1px solid rgba(25, 45, 75, .08); }
header .header-inner { max-width: 1180px; margin: 0 auto; padding: 18px 5%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
header .site-brand { display: flex; align-items: center; gap: 12px; }
header .brand-mark { width: 42px; height: 42px; border-radius: 14px; background: linear-gradient(135deg, #0f75bc, #20b7a7); display: grid; place-items: center; color: #fff; font-weight: 900; box-shadow: 0 12px 28px rgba(15, 117, 188, .22); }
header h1 { margin: 0; font-size: 20px; letter-spacing: .04em; color: #10243d; }
header nav { display: flex; align-items: center; gap: 22px; font-size: 15px; font-weight: 700; color: #31435b; }
header nav a { position: relative; padding: 6px 0; }
header nav a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: #0f75bc; transition: .3s ease; }
header nav a:hover::after { width: 100%; }
header .header-action { padding: 10px 18px; border-radius: 999px; background: #10243d; color: #fff; box-shadow: 0 14px 32px rgba(16, 36, 61, .18); }

#hero-section { position: relative; overflow: hidden; padding: 92px 5% 78px; background: radial-gradient(circle at 15% 15%, rgba(32, 183, 167, .18), transparent 32%), linear-gradient(135deg, #eaf5ff 0%, #ffffff 46%, #f2fbf8 100%); }
#hero-section::before { content: ""; position: absolute; right: -120px; top: 90px; width: 360px; height: 360px; border-radius: 50%; background: rgba(15, 117, 188, .12); filter: blur(6px); }
#hero-section .hero-grid { position: relative; max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1.04fr .96fr; gap: 56px; align-items: center; }
#hero-section .hero-kicker { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; background: rgba(15, 117, 188, .1); color: #0f75bc; font-weight: 900; letter-spacing: .08em; }
#hero-section .hero-title { margin: 22px 0 20px; font-size: 52px; line-height: 1.16; letter-spacing: -.04em; color: #10243d; }
#hero-section .hero-title span { color: #0f75bc; }
#hero-section .hero-text { margin: 0 0 30px; font-size: 18px; color: #55657a; max-width: 640px; }
#hero-section .hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
#hero-section .hero-link { padding: 13px 22px; border-radius: 14px; font-weight: 900; transition: .3s ease; }
#hero-section .hero-link.primary { color: #fff; background: linear-gradient(135deg, #0f75bc, #20b7a7); box-shadow: 0 16px 36px rgba(15, 117, 188, .22); }
#hero-section .hero-link.secondary { color: #10243d; background: #fff; border: 1px solid rgba(16, 36, 61, .12); }
#hero-section .hero-link:hover { transform: translateY(-3px); }
#hero-section .hero-media { position: relative; }
#hero-section .hero-image { border-radius: 34px; overflow: hidden; box-shadow: 0 28px 70px rgba(16, 36, 61, .2); transform: rotate(1.5deg); }
#hero-section .hero-image img { height: 470px; object-fit: cover; }
#hero-section .hero-card { position: absolute; left: -28px; bottom: 34px; width: 230px; padding: 20px; border-radius: 24px; background: rgba(255, 255, 255, .92); backdrop-filter: blur(16px); box-shadow: 0 20px 48px rgba(16, 36, 61, .16); }
#hero-section .hero-card strong { display: block; font-size: 24px; color: #0f75bc; }
#hero-section .hero-card span { display: block; color: #55657a; font-weight: 700; }

#service-section { padding: 86px 5%; background: #fff; }
#service-section .service-content { max-width: 1180px; margin: 0 auto; }
#service-section .section-title { margin: 0 0 14px; font-size: 38px; color: #10243d; letter-spacing: -.03em; }
#service-section .section-text { max-width: 760px; margin: 0 0 34px; color: #607086; font-size: 17px; }
#service-section .service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
#service-section .service-item { position: relative; min-height: 235px; padding: 30px; border-radius: 28px; background: #f7faff; border: 1px solid rgba(15, 117, 188, .1); overflow: hidden; transition: .35s ease; }
#service-section .service-item::after { content: ""; position: absolute; right: -55px; top: -55px; width: 140px; height: 140px; border-radius: 50%; background: rgba(32, 183, 167, .13); transition: .35s ease; }
#service-section .service-item:hover { transform: translateY(-8px); box-shadow: 0 24px 56px rgba(16, 36, 61, .11); }
#service-section .service-item:hover::after { transform: scale(1.3); }
#service-section .service-icon { width: 56px; height: 56px; border-radius: 18px; display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, #0f75bc, #20b7a7); font-size: 26px; margin-bottom: 20px; }
#service-section .service-title { margin: 0 0 10px; font-size: 22px; color: #10243d; }
#service-section .service-text { margin: 0; color: #607086; }

#repair-section { padding: 88px 5%; background: linear-gradient(180deg, #f6f8fb 0%, #edf7f5 100%); }
#repair-section .repair-grid { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
#repair-section .repair-media { position: relative; border-radius: 32px; overflow: hidden; box-shadow: 0 24px 58px rgba(16, 36, 61, .16); }
#repair-section .repair-media img { height: 520px; object-fit: cover; }
#repair-section .repair-content { padding: 18px 0; }
#repair-section .section-title { margin: 0 0 16px; font-size: 38px; color: #10243d; letter-spacing: -.03em; }
#repair-section .section-text { margin: 0 0 26px; color: #607086; font-size: 17px; }
#repair-section .repair-list { display: grid; gap: 14px; }
#repair-section .repair-item { display: grid; grid-template-columns: 34px 1fr; gap: 14px; align-items: start; padding: 18px; border-radius: 20px; background: rgba(255, 255, 255, .78); border: 1px solid rgba(16, 36, 61, .08); transition: .3s ease; }
#repair-section .repair-item:hover { transform: translateX(8px); background: #fff; box-shadow: 0 18px 42px rgba(16, 36, 61, .09); }
#repair-section .repair-number { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: #0f75bc; color: #fff; font-weight: 900; }
#repair-section .repair-title { margin: 0 0 4px; font-size: 18px; color: #10243d; }
#repair-section .repair-text { margin: 0; color: #607086; }

#process-section { padding: 86px 5%; background: #10243d; color: #fff; }
#process-section .process-content { max-width: 1180px; margin: 0 auto; }
#process-section .section-title { margin: 0 0 14px; font-size: 38px; letter-spacing: -.03em; }
#process-section .section-text { max-width: 720px; margin: 0 0 36px; color: rgba(255, 255, 255, .72); font-size: 17px; }
#process-section .process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: process-count; }
#process-section .process-item { position: relative; padding: 28px 24px; min-height: 220px; border-radius: 26px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .12); overflow: hidden; transition: .35s ease; counter-increment: process-count; }
#process-section .process-item::before { content: "0" counter(process-count); position: absolute; right: 18px; top: 8px; color: rgba(255, 255, 255, .1); font-size: 54px; font-weight: 900; line-height: 1; }
#process-section .process-item:hover { transform: translateY(-8px); background: rgba(255, 255, 255, .13); }
#process-section .process-title { margin: 0 0 12px; font-size: 21px; }
#process-section .process-text { margin: 0; color: rgba(255, 255, 255, .72); }

#case-section { padding: 88px 5%; background: #fff; }
#case-section .case-content { max-width: 1180px; margin: 0 auto; }
#case-section .section-title { margin: 0 0 14px; font-size: 38px; color: #10243d; letter-spacing: -.03em; }
#case-section .section-text { max-width: 760px; margin: 0 0 34px; color: #607086; font-size: 17px; }
#case-section .case-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 22px; }
#case-section .case-item { position: relative; border-radius: 30px; overflow: hidden; min-height: 330px; background: #eaf2f8; }
#case-section .case-item.large { min-height: 500px; }
#case-section .case-item img { height: 100%; object-fit: cover; position: absolute; inset: 0; transition: .5s ease; }
#case-section .case-item:hover img { transform: scale(1.06); }
#case-section .case-mask { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 20%, rgba(16, 36, 61, .82)); }
#case-section .case-caption { position: absolute; left: 28px; right: 28px; bottom: 26px; color: #fff; }
#case-section .case-title { margin: 0 0 8px; font-size: 24px; }
#case-section .case-text { margin: 0; color: rgba(255, 255, 255, .78); }
#case-section .case-side { display: grid; gap: 22px; }

#advantage-section { padding: 86px 5%; background: #f6f8fb; }
#advantage-section .advantage-grid { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: .95fr 1.05fr; gap: 46px; align-items: center; }
#advantage-section .advantage-content { padding: 36px; border-radius: 34px; background: #fff; box-shadow: 0 24px 60px rgba(16, 36, 61, .08); }
#advantage-section .section-title { margin: 0 0 16px; font-size: 38px; color: #10243d; letter-spacing: -.03em; }
#advantage-section .section-text { margin: 0 0 26px; color: #607086; font-size: 17px; }
#advantage-section .advantage-list { display: grid; gap: 12px; }
#advantage-section .advantage-item { padding: 16px 18px; border-radius: 16px; background: #f7faff; color: #31435b; font-weight: 700; border-left: 4px solid #20b7a7; }
#advantage-section .advantage-media { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
#advantage-section .advantage-image { border-radius: 28px; overflow: hidden; box-shadow: 0 22px 48px rgba(16, 36, 61, .13); }
#advantage-section .advantage-image:first-child { transform: translateY(34px); }
#advantage-section .advantage-image img { height: 380px; object-fit: cover; }

#cta-section { padding: 86px 5%; background: linear-gradient(135deg, #0f75bc, #20b7a7); color: #fff; text-align: center; }
#cta-section .cta-content { max-width: 880px; margin: 0 auto; }
#cta-section .section-title { margin: 0 0 18px; font-size: 40px; letter-spacing: -.03em; }
#cta-section .section-text { margin: 0 auto 28px; max-width: 680px; color: rgba(255, 255, 255, .84); font-size: 18px; }
#cta-section .cta-link { display: inline-flex; align-items: center; justify-content: center; padding: 14px 28px; border-radius: 999px; background: #fff; color: #0f75bc; font-weight: 900; box-shadow: 0 18px 42px rgba(16, 36, 61, .18); transition: .3s ease; }
#cta-section .cta-link:hover { transform: translateY(-4px); box-shadow: 0 24px 56px rgba(16, 36, 61, .24); }

footer { background: #0b1829; color: rgba(255, 255, 255, .76); }
footer .footer-inner { max-width: 1180px; margin: 0 auto; padding: 42px 5%; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; }
footer .footer-title { margin: 0 0 8px; font-size: 22px; color: #fff; font-weight: 900; }
footer .footer-text { margin: 0; }
footer .footer-nav { display: flex; gap: 18px; font-weight: 700; }

.reveal-item { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal-item.is-active { opacity: 1; transform: translateY(0); }

@media (max-width: 1280px) {
    #hero-section .hero-grid { max-width: 1080px; gap: 42px; }
    #hero-section .hero-title { font-size: 46px; }
    #service-section .service-content { max-width: 1080px; }
    #repair-section .repair-grid { max-width: 1080px; }
    #process-section .process-content { max-width: 1080px; }
    #case-section .case-content { max-width: 1080px; }
    #advantage-section .advantage-grid { max-width: 1080px; }
}

@media (max-width: 960px) {
    header .header-inner { align-items: flex-start; flex-direction: column; }
    header nav { width: 100%; overflow-x: auto; padding-bottom: 4px; }
    #hero-section { padding-top: 68px; }
    #hero-section .hero-grid { grid-template-columns: 1fr; }
    #hero-section .hero-image img { height: 420px; }
    #service-section .service-grid { grid-template-columns: repeat(2, 1fr); }
    #repair-section .repair-grid { grid-template-columns: 1fr; }
    #process-section .process-grid { grid-template-columns: repeat(2, 1fr); }
    #case-section .case-grid { grid-template-columns: 1fr; }
    #advantage-section .advantage-grid { grid-template-columns: 1fr; }
    #advantage-section .advantage-image:first-child { transform: none; }
    footer .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    header h1 { font-size: 18px; }
    header nav { gap: 16px; font-size: 14px; }
    #hero-section { padding: 58px 5% 62px; }
    #hero-section .hero-title { font-size: 38px; }
    #hero-section .hero-text { font-size: 16px; }
    #hero-section .hero-card { position: relative; left: auto; bottom: auto; width: 100%; margin-top: 18px; }
    #hero-section .hero-image { transform: none; }
    #service-section .section-title { font-size: 32px; }
    #service-section .service-grid { grid-template-columns: 1fr; }
    #repair-section .section-title { font-size: 32px; }
    #repair-section .repair-media img { height: 380px; }
    #process-section .section-title { font-size: 32px; }
    #case-section .section-title { font-size: 32px; }
    #case-section .case-item.large { min-height: 390px; }
    #advantage-section .section-title { font-size: 32px; }
    #advantage-section .advantage-media { grid-template-columns: 1fr; }
    #advantage-section .advantage-image img { height: 300px; }
    #cta-section .section-title { font-size: 32px; }
}

@media (max-width: 500px) {
    header .header-inner { padding: 14px 5%; }
    header .site-brand { align-items: flex-start; }
    header .brand-mark { width: 38px; height: 38px; border-radius: 12px; }
    header h1 { font-size: 16px; line-height: 1.4; }
    header nav { gap: 14px; }
    header .header-action { display: none; }
    #hero-section .hero-title { font-size: 31px; }
    #hero-section .hero-actions { flex-direction: column; }
    #hero-section .hero-link { text-align: center; }
    #hero-section .hero-image img { height: 320px; }
    #service-section { padding: 64px 5%; }
    #service-section .service-item { padding: 24px; }
    #repair-section { padding: 64px 5%; }
    #repair-section .repair-item { grid-template-columns: 1fr; }
    #process-section { padding: 64px 5%; }
    #process-section .process-grid { grid-template-columns: 1fr; }
    #case-section { padding: 64px 5%; }
    #case-section .case-item { min-height: 280px; }
    #case-section .case-item.large { min-height: 320px; }
    #advantage-section { padding: 64px 5%; }
    #advantage-section .advantage-content { padding: 24px; }
    #cta-section { padding: 64px 5%; }
    footer .footer-nav { flex-wrap: wrap; }
}