:root{--navy:#1c3d62;--ink:#0d1a26;--body:#3a4756;--mute:#6b7886;--blue:#2f80d9;--pale:#e8f0fa;--bg:#ffffff;--card:#ffffff;--soft:#f3f6fa;--line:#e3e8ef;--lt:#8ec3f8;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--ink:#f2f5f9;--body:#c3ccd7;--mute:#92a0af;--bg:#0f1a27;--card:#16273a;--soft:#1a2c40;--line:#2a3d52;--pale:#1f3652;--navy:#2c5686;--blue:#6aaef2;color-scheme:dark}}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:90px}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--body);line-height:1.8;text-align:center}
h1,h2,h3{color:var(--ink);line-height:1.3;font-weight:900}
section{padding:72px 20px}
.w{max-width:960px;margin:0 auto}
.eb{color:var(--blue);font-weight:700;letter-spacing:.15em;font-size:.9rem;margin-bottom:8px}
h2{font-size:clamp(1.8rem,5vw,2.6rem);margin-bottom:14px}
.sub{max-width:520px;margin:0 auto 36px}
.btn{display:inline-block;background:var(--navy);color:#fff;text-decoration:none;font-weight:700;padding:16px 28px;border-radius:12px;border:2px solid var(--navy);box-shadow:0 10px 24px rgba(28,61,98,.25);cursor:pointer;font:inherit;font-weight:700}
.btn.o{background:transparent;color:var(--navy);box-shadow:none}
@media (prefers-color-scheme:dark){.btn.o{color:var(--ink);border-color:var(--lt)}}
.btn:focus-visible,summary:focus-visible,.tab:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--blue);outline-offset:2px}
header{position:sticky;top:0;z-index:20;background:var(--bg);border-bottom:1px solid var(--line);padding:12px 20px;display:flex;justify-content:space-between;align-items:center;gap:12px;text-align:left}
.logo{display:flex;align-items:center;gap:10px;color:var(--navy);font-weight:900;letter-spacing:.08em;line-height:1.2;font-size:1rem}
.logo small{display:block;font-weight:500;font-size:.72rem;letter-spacing:.14em}
@media (prefers-color-scheme:dark){.logo{color:var(--ink)}}
header .btn{padding:10px 16px;font-size:.9rem;box-shadow:none}
.hero{padding-top:56px;background:linear-gradient(var(--bg),var(--soft))}
.hero h1{font-size:clamp(2.4rem,8vw,4.2rem);margin:12px 0 32px}
.video{max-width:760px;margin:0 auto;aspect-ratio:16/9;background:#0a1520;border-radius:20px;display:grid;place-items:center;box-shadow:0 20px 50px rgba(0,0,0,.2)}
.play{width:104px;height:104px;border-radius:50%;background:#fff;border:12px solid rgba(255,255,255,.25);display:grid;place-items:center;background-clip:padding-box}
.play i{border-left:26px solid var(--navy);border-top:16px solid transparent;border-bottom:16px solid transparent;margin-left:8px}
.cap{margin:20px auto;max-width:520px;color:var(--mute)}
.lead{font-size:1.25rem;max-width:560px;margin:28px auto}
.cta{display:flex;flex-direction:column;gap:14px;max-width:560px;margin:0 auto}
.small{color:var(--mute);font-size:.9rem;margin-top:18px}
.stats{background:var(--navy);color:#fff;padding:0}
.stats .g{display:grid;grid-template-columns:1fr 1fr;max-width:960px;margin:0 auto}
.stats .g div{padding:48px 16px;border:1px solid rgba(255,255,255,.12)}
.stats b{display:block;font-size:3rem;line-height:1.1;font-weight:900}
.stats span{color:#dbe6f3}
.cards{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));text-align:left}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:0 12px 30px rgba(20,40,70,.08)}
.card h3{font-size:1.15rem;margin-bottom:8px}
.big{font-size:2.4rem;font-weight:900;color:var(--navy);line-height:1.2;margin:6px 0 10px}
@media (prefers-color-scheme:dark){.big{color:var(--lt)}}
.card hr{border:0;border-top:1px solid var(--line);margin:16px 0}
.card .em{color:var(--navy);font-weight:700}
@media (prefers-color-scheme:dark){.card .em{color:var(--lt)}}
.ic{width:44px;height:44px;border-radius:12px;background:var(--pale);display:inline-grid;place-items:center;color:var(--blue);font-weight:900;margin-bottom:10px}
.note{margin:32px auto 0;max-width:720px;background:var(--pale);border-left:5px solid var(--blue);border-radius:14px;padding:28px;text-align:left}
.note h3{font-size:1.5rem;margin-bottom:8px}
.tabs{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-bottom:24px}
.tab{flex:1 1 40%;max-width:220px;padding:14px;border-radius:14px;border:2px solid var(--line);background:var(--card);color:var(--ink);font:inherit;font-weight:700;cursor:pointer}
.tab[aria-selected=true]{background:var(--navy);color:#fff;border-color:var(--navy)}
.panel{max-width:640px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:16px;text-align:left}
.panel[hidden]{display:none}
.panel div{padding:22px 28px;border-top:1px solid var(--line)}
.panel div:first-child{border-top:0}
.panel h3{font-size:1.1rem;margin-bottom:4px}
.dark{background:var(--navy);color:#fff}
.dark h2{color:#fff}.dark h2 em{color:var(--lt);font-style:normal}
.dark .sub{color:#dbe6f3}
.steps{display:grid;gap:18px;max-width:640px;margin:0 auto;text-align:left}
.step{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:16px;padding:26px 28px}
.step b{display:block;color:var(--lt);font-size:2.2rem;line-height:1.2}
.step h3{color:#fff;font-size:1.3rem}
.step p{color:#e4ecf6}
.ready{background:#fff;border-radius:18px;max-width:640px;margin:28px auto 0;padding:32px;text-align:left}
.ready h3{color:#0d1a26;font-size:1.8rem}.ready p{color:#3a4756;margin:12px 0 20px}
.q{margin-top:8px;background:var(--soft);border-radius:18px;max-width:640px;margin-inline:auto;margin-bottom:12px;text-align:left}
.q summary{list-style:none;cursor:pointer;padding:22px 24px;font-weight:700;color:var(--ink);font-size:1.1rem;display:flex;gap:14px;align-items:center}
.q summary::-webkit-details-marker{display:none}
.q summary span{color:var(--blue)}
.q summary::after{content:"›";margin-left:auto;width:40px;height:40px;border-radius:50%;background:var(--card);display:grid;place-items:center;transition:transform .2s}
.q[open]{background:var(--navy)}.q[open] summary,.q[open] p{color:#fff}
.q[open] summary::after{transform:rotate(90deg);background:var(--blue)}
.q p{padding:0 24px 24px 64px}
.quote{font-size:1.4rem;font-weight:700;color:var(--ink);line-height:1.5;margin:14px 0 18px}
.av{width:48px;height:48px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700}
.who{color:var(--mute);font-weight:700;letter-spacing:.06em;font-size:.9rem}
.form{max-width:640px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:32px;text-align:left;box-shadow:0 14px 34px rgba(20,40,70,.1)}
.form h2{font-size:2rem}
.form .ct{margin:16px 0 20px;display:grid;gap:6px}
.form hr{border:0;border-top:4px solid var(--blue);margin:24px 0}
input,textarea{width:100%;padding:16px;margin-bottom:12px;border:2px solid var(--line);border-radius:12px;background:var(--soft);color:var(--ink);font:inherit}
textarea{min-height:140px;resize:vertical}
.form .btn{width:100%}
.ok{display:none;margin-top:14px;color:var(--blue);font-weight:700}
footer{background:#13294a;color:#dbe6f3;padding:48px 20px calc(48px + env(safe-area-inset-bottom,0px))}
footer p{max-width:520px;margin:8px auto}
footer .f{color:#93a3b8;font-size:.9rem}
.ph{height:170px;border-radius:12px;margin-bottom:16px;background:linear-gradient(135deg,#9cc7ee,#2f6aa3 60%,#1c3d62)}.ph.b{height:240px;max-width:760px;margin:0 auto 36px}.ph.v{height:100%;border-radius:20px;margin:0;position:absolute;inset:0;opacity:.55}.video{position:relative;overflow:hidden}.play{position:relative}.panel ul{margin:6px 0 0 1.2em}.panel li{margin:2px 0}.f a{color:#b9c8da}.thx{display:none;margin-top:14px;color:var(--blue);font-weight:700}.thx b{display:block;font-size:1.2rem}

body{line-height:1.9}h2{letter-spacing:.01em}
.tag{font-size:clamp(1.1rem,3vw,1.4rem);color:var(--navy);font-weight:700;margin:-12px auto 18px;max-width:640px}
@media (prefers-color-scheme:dark){.tag{color:var(--lt)}}
.ic.lg{width:60px;height:60px;font-size:1.8rem;border-radius:16px;margin-bottom:14px}
.hl{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));text-align:left}
.hl>div{background:var(--soft);border:1px solid var(--line);border-radius:16px;padding:26px}
.hl h3{font-size:1.15rem;margin-bottom:6px}
.stats b{font-size:3.4rem}
header{background:#1c3d62;border-bottom:0}
header .btn{background:#fff;color:#1c3d62;border-color:#fff;padding:10px 18px;font-size:.9rem;box-shadow:none}
footer{background:#1c3d62}
.sticky{display:none}
@media (max-width:700px){.sticky{display:block;position:fixed;left:14px;right:14px;bottom:calc(12px + env(safe-area-inset-bottom,0px));z-index:30;text-align:center;background:#2f80d9;color:#fff;font-weight:700;text-decoration:none;padding:15px;border-radius:14px;box-shadow:0 10px 28px rgba(0,0,0,.3)}footer{padding-bottom:calc(100px + env(safe-area-inset-bottom,0px))}}
.ac,.hl>div{border-top:4px solid var(--blue)}
.ct span{padding-left:12px;border-left:3px solid var(--blue)}
.wx{display:flex;gap:20px;align-items:center;flex-wrap:wrap;background:var(--soft);border:1px solid var(--line);border-radius:16px;padding:22px;margin:4px 0}
.wx .qr{width:140px;height:140px;border-radius:12px;border:2px dashed var(--blue);display:grid;place-items:center;color:var(--blue);background:var(--card);overflow:hidden;flex:none}
.wx .qr img{width:100%;height:100%;object-fit:cover;display:block}
.wx h3{font-size:1.25rem;display:flex;gap:8px;align-items:center;margin-bottom:6px}
.wx h3 svg{color:var(--blue)}
.hc{display:flex;gap:28px;align-items:center;justify-content:center;flex-wrap:wrap;max-width:640px;margin:40px auto 0;background:linear-gradient(135deg,#1c3d62,#2a5a8c);border-radius:20px;padding:28px;box-shadow:0 20px 50px rgba(28,61,98,.35);text-align:left}
.hq{width:168px;height:168px;background:#fff;border-radius:14px;padding:6px;flex:none}.hq img{width:100%;height:100%;display:block}
.ht{flex:1 1 240px}.ht h3{color:#fff;font-size:1.4rem;margin-bottom:12px}
.ht ul{list-style:none;padding:0;display:grid;gap:8px}.ht li{color:#e4ecf6;padding-left:26px;position:relative}
.ht li::before{content:"";position:absolute;left:4px;top:.65em;width:7px;height:12px;border:solid #8ec3f8;border-width:0 2.5px 2.5px 0;transform:translateY(-60%) rotate(45deg)}
@media (max-width:520px){.hc{justify-content:center;text-align:center}.ht li{text-align:left}}
.bn{max-width:820px;margin:0 auto 36px;border-radius:20px;overflow:hidden;aspect-ratio:16/9;box-shadow:0 18px 44px rgba(28,61,98,.25)}.bn img{width:100%;height:100%;object-fit:cover;object-position:50% 50%;display:block}

/* Stack all tab panels in one cell so the box keeps the tallest panel's height */
.panels{display:grid;max-width:640px;margin:0 auto}
.panels>.panel{grid-area:1/1;width:100%}
.panels>.panel[data-off]{visibility:hidden}

footer>img{display:block;margin-left:auto;margin-right:auto}

#f.enquiry-submitted{display:grid;align-items:center}
#f.enquiry-submitted>:not(#ok){display:none}
#f.enquiry-submitted #ok{margin:0;flex-direction:column;align-items:center;gap:18px;text-align:center;padding:40px 16px;color:var(--body);font-weight:400;outline:none}
#f.enquiry-submitted #ok strong{font-size:1.5rem;color:var(--ink);line-height:1.5}
.thank-you-check{display:grid;place-items:center;width:64px;height:64px;border-radius:50%;background:var(--pale);color:var(--blue);font-size:2rem;font-weight:700}