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

html { scroll-behavior: smooth; }

body { background: #f5f7fb; color: #182033; font-family: "Noto Sans TC", sans-serif; line-height: 1.75; overflow-x: hidden; }

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

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

header { align-items: center; backdrop-filter: blur(18px); background: rgba(255, 255, 255, 0.9); border-bottom: 1px solid rgba(24, 32, 51, 0.08); display: flex; justify-content: space-between; left: 0; padding: 18px 6%; position: fixed; top: 0; transition: padding 0.35s ease, box-shadow 0.35s ease; width: 100%; z-index: 50; }
header.is-active { box-shadow: 0 18px 45px rgba(22, 45, 80, 0.12); padding: 12px 6%; }
header .header-brand { align-items: center; display: flex; gap: 12px; }
header .header-mark { align-items: center; background: linear-gradient(135deg, #0c6cff, #00bfd8); border-radius: 18px; color: #fff; display: flex; font-size: 20px; font-weight: 900; height: 48px; justify-content: center; letter-spacing: 1px; width: 48px; }
header h1 { color: #13213a; font-size: 22px; font-weight: 900; letter-spacing: 1px; line-height: 1.25; }
header .header-subtitle { color: #69758a; font-size: 13px; font-weight: 500; }
header .nav-list { align-items: center; display: flex; gap: 26px; list-style: none; }
header .nav-list a { color: #344057; font-size: 15px; font-weight: 700; position: relative; transition: color 0.3s ease; }
header .nav-list a::after { background: linear-gradient(90deg, #0c6cff, #00bfd8); border-radius: 20px; bottom: -7px; content: ""; height: 3px; left: 0; position: absolute; transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; width: 100%; }
header .nav-list a:hover { color: #0c6cff; }
header .nav-list a:hover::after { transform: scaleX(1); }
header .header-action { background: #13213a; border-radius: 999px; color: #fff; font-size: 14px; font-weight: 700; padding: 11px 20px; transition: background 0.3s ease, transform 0.3s ease; }
header .header-action:hover { background: #0c6cff; transform: translateY(-2px); }

#hero-section { background: radial-gradient(circle at 10% 20%, rgba(12, 108, 255, 0.2), transparent 32%), linear-gradient(135deg, #eaf3ff 0%, #ffffff 48%, #edfafe 100%); min-height: 100vh; overflow: hidden; padding: 150px 6% 90px; position: relative; }
#hero-section::before { background: linear-gradient(135deg, rgba(12, 108, 255, 0.12), rgba(0, 191, 216, 0.18)); border-radius: 50%; content: ""; height: 520px; position: absolute; right: -180px; top: 120px; transition: transform 1s ease; width: 520px; }
#hero-section.is-active::before { transform: translate(-30px, 20px) scale(1.05); }
#hero-section .hero-grid { align-items: center; display: grid; gap: 58px; grid-template-columns: 1.05fr 0.95fr; margin: 0 auto; max-width: 1280px; position: relative; z-index: 2; }
#hero-section .hero-kicker { align-items: center; background: rgba(12, 108, 255, 0.1); border: 1px solid rgba(12, 108, 255, 0.15); border-radius: 999px; color: #0c6cff; display: inline-flex; font-size: 14px; font-weight: 800; gap: 8px; margin-bottom: 22px; padding: 8px 16px; transform: translateY(24px); opacity: 0; transition: transform 0.7s ease, opacity 0.7s ease; }
#hero-section .hero-kicker::before { background: #0c6cff; border-radius: 50%; content: ""; height: 8px; width: 8px; }
#hero-section .hero-title { color: #101a2d; font-size: clamp(42px, 5vw, 74px); font-weight: 900; letter-spacing: -2px; line-height: 1.08; margin-bottom: 24px; transform: translateY(28px); opacity: 0; transition: transform 0.75s ease 0.08s, opacity 0.75s ease 0.08s; }
#hero-section .hero-title span { background: linear-gradient(90deg, #0c6cff, #00a6ba); background-clip: text; color: transparent; }
#hero-section .hero-text { color: #536078; font-size: 18px; margin-bottom: 34px; max-width: 620px; transform: translateY(28px); opacity: 0; transition: transform 0.75s ease 0.16s, opacity 0.75s ease 0.16s; }
#hero-section .hero-action-list { display: flex; flex-wrap: wrap; gap: 14px; list-style: none; transform: translateY(28px); opacity: 0; transition: transform 0.75s ease 0.24s, opacity 0.75s ease 0.24s; }
#hero-section .hero-action-list a { border-radius: 999px; display: inline-flex; font-weight: 800; padding: 14px 24px; transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease; }
#hero-section .hero-action-list li:first-child a { background: linear-gradient(135deg, #0c6cff, #00bfd8); box-shadow: 0 16px 32px rgba(12, 108, 255, 0.22); color: #fff; }
#hero-section .hero-action-list li:last-child a { background: #fff; border: 1px solid rgba(19, 33, 58, 0.1); color: #13213a; }
#hero-section .hero-action-list a:hover { transform: translateY(-4px); }
#hero-section .hero-media { position: relative; transform: translateY(36px) scale(0.96); opacity: 0; transition: transform 0.85s ease 0.18s, opacity 0.85s ease 0.18s; }
#hero-section .hero-image { border-radius: 42px; box-shadow: 0 30px 80px rgba(19, 33, 58, 0.18); height: 560px; object-fit: cover; width: 100%; }
#hero-section .hero-card { background: rgba(255, 255, 255, 0.92); border: 1px solid rgba(255, 255, 255, 0.7); border-radius: 28px; bottom: 28px; box-shadow: 0 20px 50px rgba(19, 33, 58, 0.16); left: -28px; padding: 24px; position: absolute; width: min(300px, 78%); }
#hero-section .hero-card-title { color: #13213a; font-size: 22px; font-weight: 900; margin-bottom: 6px; }
#hero-section .hero-card-text { color: #69758a; font-size: 14px; }
#hero-section.is-active .hero-kicker { opacity: 1; transform: translateY(0); }
#hero-section.is-active .hero-title { opacity: 1; transform: translateY(0); }
#hero-section.is-active .hero-text { opacity: 1; transform: translateY(0); }
#hero-section.is-active .hero-action-list { opacity: 1; transform: translateY(0); }
#hero-section.is-active .hero-media { opacity: 1; transform: translateY(0) scale(1); }

#about-section { background: #fff; padding: 110px 6%; }
#about-section .about-grid { align-items: center; display: grid; gap: 56px; grid-template-columns: 0.9fr 1.1fr; margin: 0 auto; max-width: 1180px; }
#about-section .about-media { border-radius: 36px; overflow: hidden; position: relative; transform: translateX(-36px); opacity: 0; transition: transform 0.7s ease, opacity 0.7s ease; }
#about-section .about-media::after { background: linear-gradient(180deg, transparent, rgba(10, 20, 38, 0.36)); bottom: 0; content: ""; height: 45%; left: 0; position: absolute; width: 100%; }
#about-section .about-image { height: 520px; object-fit: cover; width: 100%; }
#about-section .about-content { transform: translateX(36px); opacity: 0; transition: transform 0.7s ease 0.12s, opacity 0.7s ease 0.12s; }
#about-section .about-subtitle { color: #0c6cff; font-size: 15px; font-weight: 900; letter-spacing: 2px; margin-bottom: 10px; }
#about-section .about-title { color: #13213a; font-size: clamp(30px, 4vw, 48px); font-weight: 900; line-height: 1.18; margin-bottom: 22px; }
#about-section .about-text { color: #536078; font-size: 17px; margin-bottom: 18px; }
#about-section .about-list { display: grid; gap: 14px; grid-template-columns: repeat(2, 1fr); list-style: none; margin-top: 28px; }
#about-section .about-list li { background: #f5f8fd; border: 1px solid rgba(12, 108, 255, 0.08); border-radius: 18px; color: #26344f; font-weight: 800; padding: 16px 18px; transition: background 0.3s ease, transform 0.3s ease; }
#about-section .about-list li:hover { background: #eaf3ff; transform: translateY(-4px); }
#about-section.is-active .about-media { opacity: 1; transform: translateX(0); }
#about-section.is-active .about-content { opacity: 1; transform: translateX(0); }

#service-section { background: linear-gradient(180deg, #f5f7fb 0%, #eef6ff 100%); padding: 110px 6%; }
#service-section .service-content { margin: 0 auto 48px; max-width: 760px; text-align: center; transform: translateY(28px); opacity: 0; transition: transform 0.7s ease, opacity 0.7s ease; }
#service-section .service-subtitle { color: #0c6cff; font-size: 15px; font-weight: 900; letter-spacing: 2px; margin-bottom: 10px; }
#service-section .service-title { color: #13213a; font-size: clamp(30px, 4vw, 48px); font-weight: 900; line-height: 1.18; margin-bottom: 18px; }
#service-section .service-text { color: #66738a; font-size: 17px; }
#service-section .service-grid { display: grid; gap: 22px; grid-template-columns: repeat(4, 1fr); margin: 0 auto; max-width: 1280px; }
#service-section .service-item { background: rgba(255, 255, 255, 0.92); border: 1px solid rgba(19, 33, 58, 0.08); border-radius: 28px; box-shadow: 0 18px 45px rgba(19, 33, 58, 0.08); overflow: hidden; transform: translateY(34px); opacity: 0; transition: transform 0.55s ease, opacity 0.55s ease, box-shadow 0.3s ease; }
#service-section .service-item:nth-child(2) { transition-delay: 0.08s; }
#service-section .service-item:nth-child(3) { transition-delay: 0.16s; }
#service-section .service-item:nth-child(4) { transition-delay: 0.24s; }
#service-section .service-item:nth-child(5) { transition-delay: 0.04s; }
#service-section .service-item:nth-child(6) { transition-delay: 0.12s; }
#service-section .service-item:nth-child(7) { transition-delay: 0.2s; }
#service-section .service-item:nth-child(8) { transition-delay: 0.28s; }
#service-section .service-item:hover { box-shadow: 0 26px 60px rgba(19, 33, 58, 0.13); transform: translateY(-8px); }
#service-section .service-image { height: 190px; object-fit: cover; width: 100%; }
#service-section .service-item-content { padding: 24px; }
#service-section .service-item-title { color: #13213a; font-size: 20px; font-weight: 900; margin-bottom: 8px; }
#service-section .service-item-text { color: #66738a; font-size: 15px; }
#service-section.is-active .service-content { opacity: 1; transform: translateY(0); }
#service-section.is-active .service-item { opacity: 1; transform: translateY(0); }

#process-section { background: #13213a; color: #fff; overflow: hidden; padding: 110px 6%; position: relative; }
#process-section::before { background: radial-gradient(circle, rgba(0, 191, 216, 0.34), transparent 58%); content: ""; height: 520px; position: absolute; right: -180px; top: -160px; width: 520px; }
#process-section .process-grid { align-items: start; display: grid; gap: 64px; grid-template-columns: 0.85fr 1.15fr; margin: 0 auto; max-width: 1180px; position: relative; z-index: 2; }
#process-section .process-content { position: sticky; top: 130px; transform: translateY(28px); opacity: 0; transition: transform 0.7s ease, opacity 0.7s ease; }
#process-section .process-subtitle { color: #65d9ff; font-size: 15px; font-weight: 900; letter-spacing: 2px; margin-bottom: 10px; }
#process-section .process-title { font-size: clamp(30px, 4vw, 48px); font-weight: 900; line-height: 1.18; margin-bottom: 18px; }
#process-section .process-text { color: #c6d2e5; font-size: 17px; }
#process-section .process-list { display: grid; gap: 18px; list-style: none; }
#process-section .process-item { align-items: flex-start; background: rgba(255, 255, 255, 0.08); border: 1px solid rgba(255, 255, 255, 0.13); border-radius: 26px; display: grid; gap: 20px; grid-template-columns: auto 1fr; padding: 26px; transform: translateX(34px); opacity: 0; transition: transform 0.6s ease, opacity 0.6s ease, background 0.3s ease; }
#process-section .process-item:nth-child(2) { transition-delay: 0.08s; }
#process-section .process-item:nth-child(3) { transition-delay: 0.16s; }
#process-section .process-item:nth-child(4) { transition-delay: 0.24s; }
#process-section .process-item:hover { background: rgba(255, 255, 255, 0.13); }
#process-section .process-number { align-items: center; background: linear-gradient(135deg, #0c6cff, #00bfd8); border-radius: 18px; display: flex; font-size: 18px; font-weight: 900; height: 48px; justify-content: center; width: 48px; }
#process-section .process-item-title { font-size: 21px; font-weight: 900; margin-bottom: 6px; }
#process-section .process-item-text { color: #c6d2e5; font-size: 15px; }
#process-section.is-active .process-content { opacity: 1; transform: translateY(0); }
#process-section.is-active .process-item { opacity: 1; transform: translateX(0); }

#area-section { background: #fff; padding: 110px 6%; }
#area-section .area-grid { align-items: center; display: grid; gap: 54px; grid-template-columns: 1fr 1fr; margin: 0 auto; max-width: 1180px; }
#area-section .area-content { transform: translateY(28px); opacity: 0; transition: transform 0.7s ease, opacity 0.7s ease; }
#area-section .area-subtitle { color: #0c6cff; font-size: 15px; font-weight: 900; letter-spacing: 2px; margin-bottom: 10px; }
#area-section .area-title { color: #13213a; font-size: clamp(30px, 4vw, 48px); font-weight: 900; line-height: 1.18; margin-bottom: 18px; }
#area-section .area-text { color: #66738a; font-size: 17px; margin-bottom: 28px; }
#area-section .area-list { display: flex; flex-wrap: wrap; gap: 12px; list-style: none; }
#area-section .area-list li { background: #eef6ff; border: 1px solid rgba(12, 108, 255, 0.12); border-radius: 999px; color: #0b4faa; font-weight: 800; padding: 10px 18px; }
#area-section .area-media { position: relative; transform: scale(0.96); opacity: 0; transition: transform 0.75s ease 0.1s, opacity 0.75s ease 0.1s; }
#area-section .area-image { border-radius: 38px; box-shadow: 0 28px 65px rgba(19, 33, 58, 0.14); height: 460px; object-fit: cover; width: 100%; }
#area-section .area-badge { background: #13213a; border-radius: 24px; bottom: -24px; color: #fff; left: 36px; padding: 22px 26px; position: absolute; }
#area-section .area-badge-title { font-size: 28px; font-weight: 900; line-height: 1; margin-bottom: 8px; }
#area-section .area-badge-text { color: #c6d2e5; font-size: 14px; }
#area-section.is-active .area-content { opacity: 1; transform: translateY(0); }
#area-section.is-active .area-media { opacity: 1; transform: scale(1); }

#case-section { background: linear-gradient(135deg, #eef6ff, #ffffff); padding: 110px 6%; }
#case-section .case-content { margin: 0 auto 48px; max-width: 780px; text-align: center; transform: translateY(28px); opacity: 0; transition: transform 0.7s ease, opacity 0.7s ease; }
#case-section .case-subtitle { color: #0c6cff; font-size: 15px; font-weight: 900; letter-spacing: 2px; margin-bottom: 10px; }
#case-section .case-title { color: #13213a; font-size: clamp(30px, 4vw, 48px); font-weight: 900; line-height: 1.18; margin-bottom: 18px; }
#case-section .case-text { color: #66738a; font-size: 17px; }
#case-section .case-grid { display: grid; gap: 24px; grid-template-columns: 1.2fr 0.8fr 1fr; margin: 0 auto; max-width: 1280px; }
#case-section .case-item { border-radius: 30px; min-height: 330px; overflow: hidden; position: relative; transform: translateY(34px); opacity: 0; transition: transform 0.6s ease, opacity 0.6s ease; }
#case-section .case-item:nth-child(2) { transition-delay: 0.1s; }
#case-section .case-item:nth-child(3) { transition-delay: 0.2s; }
#case-section .case-image { height: 100%; object-fit: cover; transition: transform 0.55s ease; width: 100%; }
#case-section .case-item:hover .case-image { transform: scale(1.08); }
#case-section .case-info { background: linear-gradient(180deg, transparent, rgba(10, 20, 38, 0.82)); bottom: 0; color: #fff; left: 0; padding: 80px 26px 26px; position: absolute; width: 100%; }
#case-section .case-item-title { font-size: 22px; font-weight: 900; margin-bottom: 6px; }
#case-section .case-item-text { color: #dce8f8; font-size: 15px; }
#case-section.is-active .case-content { opacity: 1; transform: translateY(0); }
#case-section.is-active .case-item { opacity: 1; transform: translateY(0); }

#feature-section { background: #fff; padding: 110px 6%; }
#feature-section .feature-grid { display: grid; gap: 22px; grid-template-columns: repeat(3, 1fr); margin: 0 auto; max-width: 1180px; }
#feature-section .feature-item { background: #f7faff; border: 1px solid rgba(19, 33, 58, 0.08); border-radius: 30px; padding: 34px; transform: translateY(32px); opacity: 0; transition: transform 0.6s ease, opacity 0.6s ease, background 0.3s ease; }
#feature-section .feature-item:first-child { background: linear-gradient(135deg, #0c6cff, #00bfd8); color: #fff; grid-row: span 2; }
#feature-section .feature-item:nth-child(2) { transition-delay: 0.08s; }
#feature-section .feature-item:nth-child(3) { transition-delay: 0.16s; }
#feature-section .feature-item:nth-child(4) { transition-delay: 0.24s; }
#feature-section .feature-item:nth-child(5) { transition-delay: 0.32s; }
#feature-section .feature-item:hover { background: #eef6ff; transform: translateY(-8px); }
#feature-section .feature-item:first-child:hover { background: linear-gradient(135deg, #0c6cff, #00bfd8); }
#feature-section .feature-subtitle { color: #dff8ff; font-size: 15px; font-weight: 900; letter-spacing: 2px; margin-bottom: 12px; }
#feature-section .feature-title { color: #13213a; font-size: 24px; font-weight: 900; margin-bottom: 12px; }
#feature-section .feature-item:first-child .feature-title { color: #fff; font-size: clamp(30px, 4vw, 44px); line-height: 1.18; }
#feature-section .feature-text { color: #66738a; font-size: 16px; }
#feature-section .feature-item:first-child .feature-text { color: #e9fbff; }
#feature-section.is-active .feature-item { opacity: 1; transform: translateY(0); }

#cta-section { background: #13213a; color: #fff; padding: 95px 6%; text-align: center; }
#cta-section .cta-content { margin: 0 auto; max-width: 850px; transform: translateY(28px); opacity: 0; transition: transform 0.7s ease, opacity 0.7s ease; }
#cta-section .cta-title { font-size: clamp(32px, 4vw, 54px); font-weight: 900; line-height: 1.18; margin-bottom: 18px; }
#cta-section .cta-text { color: #c6d2e5; font-size: 18px; margin-bottom: 30px; }
#cta-section .cta-list { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; list-style: none; }
#cta-section .cta-list a { border-radius: 999px; display: inline-flex; font-weight: 900; padding: 14px 26px; transition: transform 0.3s ease, background 0.3s ease; }
#cta-section .cta-list li:first-child a { background: #fff; color: #13213a; }
#cta-section .cta-list li:last-child a { background: rgba(255, 255, 255, 0.12); border: 1px solid rgba(255, 255, 255, 0.18); color: #fff; }
#cta-section .cta-list a:hover { transform: translateY(-4px); }
#cta-section.is-active .cta-content { opacity: 1; transform: translateY(0); }

footer { background: #0b1322; color: #b9c6d9; padding: 42px 6%; }
footer .footer-grid { align-items: center; display: grid; gap: 24px; grid-template-columns: 1fr auto; margin: 0 auto; max-width: 1180px; }
footer .footer-title { color: #fff; font-size: 22px; font-weight: 900; margin-bottom: 6px; }
footer .footer-text { font-size: 14px; }
footer .footer-list { display: flex; gap: 18px; list-style: none; }
footer .footer-list a { color: #dce8f8; font-size: 14px; font-weight: 700; transition: color 0.3s ease; }
footer .footer-list a:hover { color: #65d9ff; }

@media (max-width: 1280px) {
	#service-section .service-grid { grid-template-columns: repeat(3, 1fr); }
	#case-section .case-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 960px) {
	header { align-items: flex-start; flex-direction: column; gap: 16px; }
	header .nav-list { flex-wrap: wrap; gap: 16px; }
	header .header-action { display: none; }
	#hero-section { padding-top: 190px; }
	#hero-section .hero-grid { grid-template-columns: 1fr; }
	#hero-section .hero-image { height: 460px; }
	#about-section .about-grid { grid-template-columns: 1fr; }
	#service-section .service-grid { grid-template-columns: repeat(2, 1fr); }
	#process-section .process-grid { grid-template-columns: 1fr; }
	#process-section .process-content { position: relative; top: auto; }
	#area-section .area-grid { grid-template-columns: 1fr; }
	#case-section .case-grid { grid-template-columns: 1fr; }
	#feature-section .feature-grid { grid-template-columns: repeat(2, 1fr); }
	footer .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
	header { padding: 14px 5%; }
	header.is-active { padding: 10px 5%; }
	header h1 { font-size: 19px; }
	header .header-subtitle { font-size: 12px; }
	header .nav-list { display: none; }
	#hero-section { padding: 150px 5% 70px; }
	#hero-section .hero-title { letter-spacing: -1px; }
	#hero-section .hero-card { left: 18px; }
	#about-section { padding: 82px 5%; }
	#about-section .about-list { grid-template-columns: 1fr; }
	#service-section { padding: 82px 5%; }
	#process-section { padding: 82px 5%; }
	#area-section { padding: 82px 5%; }
	#case-section { padding: 82px 5%; }
	#feature-section { padding: 82px 5%; }
	#feature-section .feature-grid { grid-template-columns: 1fr; }
	#cta-section { padding: 76px 5%; }
	footer { padding: 36px 5%; }
	footer .footer-list { flex-wrap: wrap; }
}

@media (max-width: 500px) {
	header .header-mark { border-radius: 14px; height: 42px; width: 42px; }
	header h1 { font-size: 17px; }
	#hero-section .hero-image { border-radius: 28px; height: 360px; }
	#hero-section .hero-card { border-radius: 22px; bottom: 16px; padding: 18px; width: calc(100% - 36px); }
	#hero-section .hero-action-list { flex-direction: column; }
	#hero-section .hero-action-list a { justify-content: center; width: 100%; }
	#about-section .about-image { height: 360px; }
	#service-section .service-grid { grid-template-columns: 1fr; }
	#process-section .process-item { grid-template-columns: 1fr; }
	#area-section .area-image { height: 360px; }
	#area-section .area-badge { bottom: 18px; left: 18px; right: 18px; }
	#cta-section .cta-list { flex-direction: column; }
	#cta-section .cta-list a { justify-content: center; width: 100%; }
}

@keyframes subtle-float {
	0% { transform: translateY(0); }
	50% { transform: translateY(-10px); }
	100% { transform: translateY(0); }
}