/* Lonely, Not Lonely Studio: one-page site draft */
@font-face{font-family:"Inter";src:url(fonts/Inter-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Inter";src:url(fonts/Inter-Medium.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Inter";src:url(fonts/Inter-SemiBold.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Noto Serif Display";src:url(fonts/NotoSerifDisplay-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Noto Serif Display";src:url(fonts/NotoSerifDisplay-Italic.woff2) format("woff2");font-weight:400;font-style:italic;font-display:swap}

:root{
  --ink:#111;
  --ink-2:#444;
  --ink-3:#777;
  --paper:#F4F3EF;      /* off-white */
  --white:#fff;
  --rule:#d6d4cd;
  --sans:"Inter","Helvetica Neue",Arial,"PingFang TC","Noto Sans CJK TC","Noto Sans TC","Microsoft JhengHei",sans-serif;
  --serif:"Noto Serif Display",Georgia,"Times New Roman","Noto Serif CJK TC","PMingLiU",serif;
  --zh:"PingFang TC","Noto Sans CJK TC","Noto Sans TC","Microsoft JhengHei","Heiti TC",sans-serif;
  --wrap:1240px;
  --pad:clamp(20px,4vw,56px);
  --sec:clamp(72px,10vw,140px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0;padding:0}
ul,ol{list-style:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.zh{font-family:var(--zh);font-weight:400;letter-spacing:.04em;color:var(--ink-3)}

/* ---------- type ---------- */
.kicker,.label{font-size:12px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}
.label .zh{letter-spacing:.12em;margin-left:.6em}
h1,h2{font-family:var(--serif);font-weight:400;letter-spacing:-.015em;color:var(--ink)}
h1{font-size:clamp(36px,4.3vw,62px);line-height:1.06;text-wrap:balance}
.nw{white-space:nowrap}
h1 em,h2 em{font-style:italic}
h2{font-size:clamp(32px,4.2vw,58px);line-height:1.06;margin-top:14px;max-width:16em;text-wrap:balance}
h3{font-size:18px;font-weight:600;line-height:1.3;letter-spacing:-.005em}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;padding:14px 24px;border:1px solid var(--ink);border-radius:999px;font-size:15px;font-weight:500;line-height:1;text-decoration:none;white-space:nowrap;transition:background .2s,color .2s}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:#333}
.btn-line{background:transparent;color:var(--ink)}
.btn-line:hover{background:var(--ink);color:var(--white)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:18px 30px;font-size:16px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--ink);outline-offset:3px}

/* ---------- tags ---------- */
.tag{display:inline-block;font-family:var(--sans);font-size:10.5px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;line-height:1;padding:5px 7px 4px;border:1px solid var(--ink);color:var(--ink);white-space:nowrap;vertical-align:middle}
.tag-prev{border-color:#9a9890;color:#6b6962}

/* ---------- hero ---------- */
.hero{background:var(--paper)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:28px;padding-bottom:28px}
.nav-logo img{height:84px;width:auto}
.nav-links{display:flex;gap:32px;font-size:14px;margin-left:auto}
.nav-links a{text-decoration:none;color:var(--ink-2)}
.nav-links a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.hero-head{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(32px,5vw,80px);align-items:end;padding-top:clamp(24px,4vw,56px);padding-bottom:clamp(40px,5vw,64px)}
.hero-title .kicker{margin-bottom:28px}
.dash{color:var(--ink-3)}
.hero-zh{font-size:clamp(16px,1.4vw,18px);color:var(--ink-2)}
.hero-zh span,.contact-zh span{display:inline-block}
.lead{font-size:clamp(15px,1.2vw,17px);color:var(--ink-2);max-width:34em;margin-top:14px}
.hero .btn-row{margin-top:28px}
/* full-bleed strip: one image per service */
.hero-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;background:var(--paper)}
.hero-strip figure{position:relative;overflow:hidden;background:#222}
.hero-strip img{width:100%;aspect-ratio:4/5;object-fit:cover}
.hero-strip figcaption{position:absolute;left:0;right:0;bottom:0;display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:56px 24px 22px;color:#fff;background:linear-gradient(to top,rgba(0,0,0,.62),rgba(0,0,0,0))}
.hero-strip .meta{color:rgba(255,255,255,.78)}
.hero-strip .t{font-family:var(--serif);font-size:24px;line-height:1.15;margin-bottom:6px}
.tag-inv{border-color:rgba(255,255,255,.85);color:#fff}
/* captions */
.grid figcaption{display:flex;flex-direction:column;align-items:flex-start;gap:6px;margin-top:14px;font-size:13.5px;line-height:1.35;color:var(--ink-2)}
.meta{font-size:11px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.grid .t{font-size:15px;font-weight:500;color:var(--ink)}

.points{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:clamp(56px,7vw,96px);padding-bottom:clamp(56px,7vw,96px)}
.points li{padding:24px 28px 0 0;border-top:1px solid var(--ink);font-size:14.5px;color:var(--ink-2);line-height:1.55}
.points li+li{padding-left:28px;border-left:1px solid var(--rule)}
.points .pn{display:block;font-family:var(--serif);font-size:20px;color:var(--ink);margin-bottom:14px}
.points b{display:block;font-weight:600;font-size:16px;color:var(--ink);line-height:1.3}
.points .zh{display:block;font-size:13px;margin:4px 0 10px}

/* ---------- sections ---------- */
.section{padding:var(--sec) 0;border-top:1px solid var(--rule)}
.sec-head{margin-bottom:clamp(40px,5vw,64px)}
.sec-head-split{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.section-work{background:var(--white);border-top:0}

/* services */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{background:var(--white);padding:36px 32px 32px;display:flex;flex-direction:column;min-height:340px;text-decoration:none;color:var(--ink);transition:background .2s,color .2s}
.card:hover{background:var(--ink);color:#fff}
.card:hover p,.card:hover .zh{color:#cfcdc6}
.card-link{margin-top:24px;padding-top:16px;border-top:1px solid var(--rule);font-size:13px;font-weight:500;letter-spacing:.06em}
.card-n{font-family:var(--serif);font-size:44px;line-height:1;margin-bottom:auto;padding-bottom:56px}
.card h3{font-size:20px}
.card .zh{font-size:14px;margin:6px 0 16px}
.card p:not(.zh){color:var(--ink-2);font-size:15px}
.also{margin-top:32px;padding-top:20px;border-top:1px dotted #a9a79f;font-size:15px;color:var(--ink-2)}
.also b{color:var(--ink);font-weight:600}
.also .zh{margin-left:12px;font-size:14px}

/* work */
.legend{font-size:13px;color:var(--ink-3);display:grid;gap:10px}
.legend p{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.group{display:flex;align-items:baseline;gap:12px;scroll-margin-top:24px;font-family:var(--serif);font-weight:400;font-size:26px;letter-spacing:-.01em;padding-top:18px;border-top:1px solid var(--ink);margin:0 0 24px}
.group .zh{font-family:var(--zh);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px 20px;margin-bottom:clamp(64px,8vw,104px)}
.grid:last-child{margin-bottom:0}
.grid img{width:100%;object-fit:cover;background:#ecebe6}
.grid-portrait img{aspect-ratio:4/5}
.grid-landscape img{aspect-ratio:3/2}
.grid .feature{grid-column:1/-1}
.grid .feature img{aspect-ratio:12/5}
.grid .feature .t{font-family:var(--serif);font-weight:400;font-size:26px;line-height:1.15}
/* windows: featured LNL window as a tall tile beside six portrait tiles */
.grid-windows{grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr))}
.grid-windows .tall{grid-row:span 2;display:flex;flex-direction:column}
.grid-windows .tall img{flex:1 1 0;height:0;min-height:0;aspect-ratio:auto}
.grid .tall .t{font-family:var(--serif);font-weight:400;font-size:26px;line-height:1.15}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin:-16px 0 56px}
.filters a{display:inline-flex;align-items:baseline;gap:6px;padding:10px 18px;border:1px solid var(--rule);border-radius:999px;font-size:14px;text-decoration:none;color:var(--ink)}
.filters a:hover{border-color:var(--ink)}
.filters sup{font-size:10px;color:var(--ink-3)}
.gn{font-size:14px;font-family:var(--sans);color:var(--ink-3);margin-right:6px;align-self:center}

/* brands */
.section-dark{background:var(--ink);color:var(--white);border-top:0}
.section-dark .label,.section-dark .zh{color:#9b9992}
.brands-intro{margin-top:18px;color:#c9c7c0;font-size:15px}
.brands{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));margin-top:36px;border-top:1px solid #3a3a3a;font-family:var(--serif);font-size:clamp(20px,2.05vw,30px);line-height:1.2;letter-spacing:-.01em}
.brands li{padding:22px 16px 22px 0;border-bottom:1px solid #3a3a3a;white-space:nowrap}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:s}
.steps li{border-top:1px solid var(--ink);padding-top:22px}
.step-n{display:block;font-family:var(--serif);font-size:20px;margin-bottom:28px}
.steps h3 .zh{display:block;font-size:13px;font-weight:400;margin-top:4px}
.steps p{margin-top:12px;color:var(--ink-2);font-size:15px;max-width:22em}

/* about */
.section-about{background:var(--white)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,96px);align-items:start}
.about-copy p{font-size:clamp(17px,1.4vw,19px);line-height:1.65;color:var(--ink-2)}
.based{margin-top:36px;border-top:1px solid var(--ink)}
.based div{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--rule);font-size:15px}
.based dt{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);padding-top:3px}
.based dt .zh{display:block;letter-spacing:.1em;margin-top:2px}
.based dd .zh{color:var(--ink-3)}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(40px,6vw,96px);align-items:end}
.contact-list{border-top:1px solid var(--ink)}
.contact-list div{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--rule);font-size:15px}
.contact-list dt{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);padding-top:3px}
.contact-list dd{overflow-wrap:anywhere}
.contact-list a{text-underline-offset:4px}
.contact-h{font-size:clamp(36px,4.6vw,64px);max-width:12em;line-height:1.05}
.contact-zh{margin-top:18px;font-size:16px;color:var(--ink-2);text-wrap:pretty}
.contact-btns{margin-top:40px}

/* footer */
.footer{background:var(--ink);color:#d9d7d0;padding:64px 0 32px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:auto 1fr auto;gap:48px;align-items:start}
.footer-logo{height:72px;width:auto;filter:invert(1)}
.footer-info b{color:var(--white);font-weight:600}
.footer-links li{margin-bottom:6px}
.footer-links a{text-decoration:none;color:#d9d7d0}
.footer-links a:hover{color:var(--white);text-decoration:underline;text-underline-offset:3px}
.footer-bottom{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-top:56px;padding-top:20px;border-top:1px solid #333;font-size:12.5px;color:#8f8d86}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .nav-links{gap:22px}
  .points{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:36px}
  .points li:nth-child(3){padding-left:0;border-left:0}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:40px}
}
@media (max-width:860px){
  .nav-links{display:none}
  .hero-head{grid-template-columns:1fr;align-items:start}
  .hero-strip{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:8px;padding:0 var(--pad);scrollbar-width:none}
  .hero-strip::-webkit-scrollbar{display:none}
  .hero-strip figure{flex:0 0 78%;scroll-snap-align:start}
  .contact-grid{grid-template-columns:1fr;align-items:start}
  .grid .feature img{aspect-ratio:16/9}
  .cards{grid-template-columns:1fr}
  .card{min-height:0}
  .card-n{padding-bottom:32px}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-windows .tall{grid-column:1/-1;grid-row:auto}
  .grid-windows .tall img{flex:none;height:auto;aspect-ratio:1/1;object-position:50% 30%}
  .brands{grid-template-columns:repeat(3,minmax(0,1fr))}
  .about-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:auto 1fr}
  .footer-links{grid-column:1/-1}
}
@media (max-width:600px){
  body{font-size:15px}
  .nav{padding-top:20px;padding-bottom:16px}
  .nav-logo img{height:64px}
  .hero-title .kicker{margin-bottom:20px}
  .hero-strip figure{flex-basis:84%}
  .hero-strip .t{font-size:20px}
  .hero-strip figcaption{padding:48px 18px 16px}
  .grid .feature .t{font-size:21px}
  .grid .feature img{aspect-ratio:3/2}
  .filters{margin:-8px 0 40px;gap:8px}
  .filters a{padding:8px 14px;font-size:13px}
  .contact-list div{grid-template-columns:1fr;gap:2px}
  .card{min-height:0}
  .hero .btn-row .btn{flex:1 1 auto;justify-content:center}
  .points{grid-template-columns:1fr;row-gap:28px}
  .points li,.points li+li{padding:20px 0 0;border-left:0}
  .card{padding:28px 24px 32px}
  .also .zh{display:block;margin:6px 0 0}
  .grid{gap:28px 12px}
  .grid-landscape{grid-template-columns:1fr}
  .grid-windows .tall img{aspect-ratio:4/5}
  .grid .tall .t{font-size:21px}
  .brands{grid-template-columns:repeat(2,minmax(0,1fr));font-size:22px}
  .brands li{padding:16px 12px 16px 0}
  h1{font-size:38px}
  .grid figcaption{font-size:12.5px;gap:6px}
  .grid .tag{font-size:9.5px;letter-spacing:.08em;padding:4px 5px 3px;white-space:normal}
  .brands{font-size:21px}
  .group{font-size:22px}
  .steps{grid-template-columns:1fr;row-gap:32px}
  .step-n{margin-bottom:14px}
  .based div{grid-template-columns:1fr;gap:4px}
  .contact-btns{flex-direction:column}
  .contact-btns .btn{justify-content:center}
  .footer-grid{gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}