/* 35LINE INNOVATION — สีประจำแบรนด์ ขาว / แดง / ดำ */
:root {
  --red: #e5362c;
  --red-d: #c42a21;
  --ink: #0a0a0a;
  --paper: #ffffff;
  --soft: #f4f4f2;
  --line: rgba(10, 10, 10, .14);
  --muted: #5f5f5f;
  --wrap: 1440px;
  --gut: clamp(16px, 4vw, 56px);
  --hd: 76px;
  --ease: cubic-bezier(.22, .8, .2, 1);
  --display: "Anton", "IBM Plex Sans Thai", Impact, sans-serif;
  --body: "IBM Plex Sans Thai", system-ui, -apple-system, "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--hd) + 16px); }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 17px/1.7 var(--body); overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
h1, h2, h3, h4, p, ul, ol, figure, dl, dd { margin: 0; }
ul, ol { list-style: none; padding: 0; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--ink); color: #fff; padding: 10px 16px; }
.skip:focus { left: 8px; }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }
.ic { width: 1.05em; height: 1.05em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; transition: transform .4s var(--ease); }

/* ตัวหนังสือใหญ่ (Anton) — ไทยใช้ Plex Thai ตัวหนา ไม่ทำตัวหนาปลอมให้ Anton */
.d { font-family: var(--display); font-weight: 700; font-synthesis: none; text-transform: uppercase; line-height: .94; letter-spacing: .004em; display: block; }
.d--xl { font-size: clamp(52px, 10.2vw, 178px); }
.d--lg { font-size: clamp(42px, 6.6vw, 112px); }
.d--md { font-size: clamp(32px, 4.4vw, 68px); }
.d--sm { font-size: clamp(26px, 2.6vw, 40px); }
.dot { font-style: normal; color: var(--red); }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; }
/* หัวข้อภาษาไทย: ตัวไทยหนา (ไม่ใช้ Anton) */
.th-h { font: 700 clamp(32px, 4.2vw, 62px)/1.2 var(--body); letter-spacing: -.01em; }
.th-h--lg { font-size: clamp(40px, 5.6vw, 88px); line-height: 1.12; }
.eyebrow--light { color: rgba(255, 255, 255, .72); }
.note { margin-top: 18px; font-size: 14px; color: var(--muted); }
.dark { background: var(--ink); color: #fff; }

/* ปุ่ม / ลิงก์ */
.btn { display: inline-flex; align-items: center; gap: 12px; height: 56px; padding: 0 26px; border-radius: 999px; font-weight: 600; font-size: 16px; border: 1.5px solid transparent; transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease); white-space: nowrap; }
.btn:hover .ic { transform: translateX(4px); }
.btn--sm { height: 44px; padding: 0 18px; font-size: 15px; }
.btn--red { background: var(--red); color: #fff; }
.btn--red:hover { background: var(--ink); }
.btn--ghost { border-color: rgba(255, 255, 255, .6); color: #fff; }
.btn--ghost:hover { background: #fff; color: var(--ink); border-color: #fff; }
.btn--line { border-color: var(--ink); }
.btn--line:hover { background: var(--ink); color: #fff; }
.link { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; border-bottom: 1.5px solid currentColor; padding-bottom: 4px; transition: color .3s; }
.link:hover { color: var(--red); }
.link:hover .ic { transform: translateX(4px); }
.link--light { color: #fff; margin-top: 48px; }

/* หัวเว็บ */
.hd { position: fixed; inset: 0 0 auto; z-index: 50; height: var(--hd); display: flex; align-items: center; gap: 28px; padding-inline: var(--gut); background: #fff; border-bottom: 1px solid transparent; transition: transform .45s var(--ease), border-color .3s; }
.hd.is-scrolled { border-bottom-color: var(--line); }
.hd.is-hidden { transform: translateY(-100%); }
.hd__logo img { height: 42px; width: auto; }
.hd__nav { margin-left: auto; display: flex; gap: clamp(16px, 2vw, 32px); font-size: 15px; font-weight: 500; }
.hd__nav a { position: relative; padding: 6px 0; }
.hd__nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: right; transition: transform .4s var(--ease); }
.hd__nav a:hover::after, .hd__nav a[aria-current]::after { transform: scaleX(1); transform-origin: left; }
.hd__nav a[aria-current] { color: var(--red); }
.hd__burger { display: none; margin-left: auto; width: 48px; height: 48px; border-radius: 50%; background: var(--ink); position: relative; }
.hd__burger span { position: absolute; left: 15px; right: 15px; height: 2px; background: #fff; transition: transform .35s var(--ease); }
.hd__burger span:first-child { top: 20px; } .hd__burger span:last-child { top: 27px; }
.hd__burger[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.hd__burger[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.menu { position: fixed; inset: 0; z-index: 45; background: var(--ink); color: #fff; padding: calc(var(--hd) + 24px) var(--gut) 32px; display: flex; flex-direction: column; justify-content: space-between; overflow-y: auto; }
.menu[hidden] { display: none; }
.menu nav { display: flex; flex-direction: column; }
.menu nav a { font: 400 clamp(40px, 11vw, 72px)/1.08 var(--display); text-transform: uppercase; display: flex; align-items: baseline; gap: 14px; padding: 4px 0; border-bottom: 1px solid rgba(255, 255, 255, .12); }
.menu nav a small { font: 600 13px var(--body); color: var(--red); }
.menu__foot { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 32px; color: rgba(255, 255, 255, .75); }
html.menu-open { overflow: hidden; }
@media (max-width: 1020px) {
  .hd__nav, .hd__cta { display: none; }
  .hd__burger { display: block; }
}

/* ส่วนหัวของแต่ละหัวข้อ */
/* เส้นแดง = ลายเซ็นของ 35 "LINE" — ลากเข้ามาเมื่อเลื่อนถึงหัวข้อ */
.sec-hd { position: relative; margin-bottom: clamp(32px, 4vw, 56px); padding-top: clamp(22px, 2.4vw, 34px); }
.sec-hd::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--red); transform-origin: left; transform: scaleX(0); transition: transform 1.6s var(--ease); }
.wrap.sec-hd::before { left: var(--gut); right: var(--gut); }
html:not(.js) .sec-hd::before, .sec-hd.in::before { transform: none; }
.sec-hd--row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.sec-hd--split { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px 48px; align-items: end; }
.sec-hd--split p { color: var(--muted); max-width: 440px; }

/* Hero หน้าแรก */
.hero { position: relative; min-height: max(640px, 100svh); display: flex; align-items: flex-end; background: var(--ink); color: #fff; overflow: hidden; padding: calc(var(--hd) + 40px) 0 clamp(96px, 12vh, 140px); }
.hero__media { position: absolute; inset: 0; }
.hero__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10, 10, 10, .55) 0%, rgba(10, 10, 10, .2) 38%, rgba(10, 10, 10, .88) 100%); }
.hero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1.2s ease; }
.hero__img.is-on { opacity: 1; }
.hero__in { position: relative; }
.hero__h1 { font-weight: 400; }
.hero__sub { display: block; margin-top: 18px; font: 600 clamp(20px, 2.3vw, 32px)/1.35 var(--body); }
.hero__lead { margin-top: 10px; max-width: 560px; color: rgba(255, 255, 255, .8); }
.hero__btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero__line { position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: rgba(255, 255, 255, .15); z-index: 1; }
.hero__line i { position: absolute; inset: 0; background: var(--red); transform-origin: left; transform: scaleX(0); }
.hero__now { position: absolute; right: var(--gut); bottom: 28px; z-index: 1; display: flex; flex-direction: column; align-items: flex-end; text-align: right; font-weight: 600; max-width: 60vw; }
.hero__now small { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: rgba(255, 255, 255, .65); font-weight: 500; }
.hero__now small b { color: #fff; }
.hero__now span { border-bottom: 1px solid rgba(255, 255, 255, .5); }
.hero__now:hover span { border-color: var(--red); color: #fff; }

/* แยกคำหัวข้อให้ค่อย ๆ โผล่ */
.w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .04em; margin-bottom: -.04em; }
.w > span { display: inline-block; transform: translateY(105%); transition: transform 1s var(--ease); transition-delay: calc(var(--i) * 60ms + 120ms); }
.is-ready .w > span { transform: none; }

/* OUR SERVICES (หน้าแรก) */
.svc { padding-block: clamp(80px, 11vw, 160px); position: relative; }
.svc__list { border-top: 1px solid var(--line); }
.svc__list a { display: grid; grid-template-columns: 64px minmax(0, 1.2fr) minmax(0, 1fr) 56px; align-items: center; gap: 24px; padding: clamp(22px, 2.6vw, 36px) 0; border-bottom: 1px solid var(--line); transition: color .35s; }
.svc__n { font-weight: 600; color: var(--red); }
.svc__name { font: 400 clamp(30px, 4vw, 64px)/1 var(--display); text-transform: uppercase; transition: transform .5s var(--ease); }
.svc__txt { color: var(--muted); }
.svc__go { display: grid; place-items: center; font-size: 22px; opacity: .25; transition: opacity .35s, color .35s, transform .5s var(--ease); }
.svc__list a:hover .svc__name { transform: translateX(14px); color: var(--red); }
.svc__list a:hover .svc__go { opacity: 1; color: var(--red); transform: translateX(6px); }
.hover-img { position: fixed; left: 0; top: 0; width: 300px; aspect-ratio: 4/3; pointer-events: none; z-index: 40; opacity: 0; transform: translate(-50%, -50%) scale(.85); transition: opacity .3s, transform .4s var(--ease); overflow: hidden; border-radius: 4px; }
.hover-img.is-on { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.hover-img img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 860px) {
  .svc__list a { grid-template-columns: 40px 1fr 44px; gap: 6px 14px; }
  .svc__txt { grid-column: 2; grid-row: 2; font-size: 15px; }
  .svc__go { grid-column: 3; grid-row: 1 / span 2; width: 44px; height: 44px; }
  .hover-img { display: none; }
}

/* WHY (หน้าแรก) */
.why { padding-block: clamp(80px, 11vw, 160px); }
.why__grid { border-top: 1px solid rgba(255, 255, 255, .2); }
.why__grid li { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 12px 48px; align-items: baseline; padding: clamp(24px, 3vw, 40px) 0; border-bottom: 1px solid rgba(255, 255, 255, .2); }
.why__grid small { display: block; font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--red); margin-bottom: 6px; }
.why__n { display: block; font: 400 clamp(48px, 5vw, 76px)/1 var(--display); color: var(--red); margin-bottom: 26px; }
.why__grid h3 { font-size: clamp(26px, 3.2vw, 48px); font-weight: 700; line-height: 1.2; }
.why__grid p { color: rgba(255, 255, 255, .72); font-size: 17px; }
@media (max-width: 700px) { .why__grid li { grid-template-columns: 1fr; } }


/* การ์ดผลงาน */
.card { display: block; position: relative; }
.card__img { display: block; overflow: hidden; background: var(--soft); aspect-ratio: 4 / 3; border-radius: 4px; }
.card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease), filter .6s; }
.card:hover .card__img img { transform: scale(1.05); }
.card__meta { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding-top: 14px; }
.card__meta b { font-weight: 600; font-size: 18px; line-height: 1.4; }
.card__meta small { font-size: 13px; color: var(--muted); white-space: nowrap; }
.card:hover .card__meta b { color: var(--red); }

/* ผลงานล่าสุด (เลื่อนข้าง) */
/* ผลงานล่าสุด: การ์ดโค้งรอบตัว (สไลด์ 6) */
.ring { padding-block: clamp(80px, 11vw, 160px) clamp(56px, 7vw, 100px); overflow: hidden; }
.ring__ctl { display: flex; gap: 10px; }
.rb--light { border-color: rgba(255, 255, 255, .5); color: #fff; }
.rb--light:hover { background: #fff; color: var(--ink); }
.ring__stage { display: flex; gap: 20px; overflow-x: auto; padding-inline: var(--gut); scrollbar-width: none; }
.ring__card { flex: none; width: var(--cw, min(560px, 40vw)); display: block; }
.ring__img { display: block; aspect-ratio: 16 / 10; overflow: hidden; border-radius: 6px; background: #1a1a1a; }
.ring__img img { width: 100%; height: 100%; object-fit: cover; user-select: none; }
.ring__meta { display: flex; justify-content: space-between; gap: 16px; padding-top: 14px; }
.ring__meta b { font-weight: 600; }
.ring__meta small { color: rgba(255, 255, 255, .55); white-space: nowrap; }
.ring__card--more .ring__img { display: flex; align-items: center; justify-content: center; background: var(--red); font: 400 clamp(28px, 3vw, 44px)/1 var(--display); text-transform: uppercase; }
.ring__card--more .ring__img span { display: inline-flex; gap: 12px; align-items: center; }
.ring__hint { margin-top: 28px; font-size: 13px; color: rgba(255, 255, 255, .45); letter-spacing: .08em; }
.js .ring__stage { position: relative; display: block; overflow: visible; height: calc(var(--cw) * .625 + 64px); perspective: calc(var(--cw) * 2.6); cursor: grab; touch-action: pan-y; }
.js .ring__stage.is-drag { cursor: grabbing; }
.js .ring__card { position: absolute; left: 50%; top: 0; margin-left: calc(var(--cw) / -2); transform-origin: 50% 50%; will-change: transform, opacity; backface-visibility: hidden; }
.js .ring__stage.is-drag .ring__card { pointer-events: none; }
.ring__card:hover .ring__meta b { color: var(--red); }

/* ข้อความใหญ่ GREAT IDEAS */
.state { padding-block: clamp(60px, 9vw, 130px); border-top: 1px solid var(--line); overflow: hidden; }
.state--plain { border-top: 0; background: var(--soft); }
.marq { white-space: nowrap; overflow: hidden; margin-bottom: clamp(40px, 6vw, 80px); }
.marq__t { display: inline-block; font: 400 clamp(80px, 15vw, 260px)/.9 var(--display); text-transform: uppercase; color: transparent; -webkit-text-stroke: 1.5px var(--ink); animation: marq 38s linear infinite; padding-left: 2vw; will-change: transform; }
@keyframes marq { to { transform: translateX(-50%); } }
.state__in { display: grid; grid-template-columns: 1.3fr 1fr; gap: 24px 56px; align-items: end; }
.state__in p { color: var(--muted); }
.state__th { font-size: clamp(22px, 2.2vw, 30px); font-weight: 700; color: var(--ink) !important; line-height: 1.4; margin-bottom: 10px; }

/* กล่องปิดท้าย ดำ ตัวใหญ่ จุดแดง (แบบ "HELP US STAY" สไลด์ 17/28/31) */
.cta { background: var(--ink); color: #fff; padding-block: clamp(90px, 12vw, 170px); border-bottom: 1px solid rgba(255, 255, 255, .12); }
.cta__in { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; }
.cta__h { max-width: 14ch; }
.cta__txt { margin-top: clamp(22px, 2.6vw, 36px); max-width: 620px; color: rgba(255, 255, 255, .75); font-size: 18px; }
.cta__txt p:first-child { color: #fff; font-weight: 600; }
.cta__qr { display: flex; flex-direction: column; align-items: center; gap: 10px; background: #fff; color: var(--ink); padding: 18px; border-radius: 6px; font-weight: 600; font-size: 14px; }
.cta__qr img { width: 160px; height: 160px; }
@media (max-width: 760px) { .cta__in { grid-template-columns: 1fr; } .cta__qr { display: none; } }

/* ท้ายเว็บ */
.ft { background: var(--ink); color: #fff; padding-top: clamp(64px, 8vw, 110px); }
.ft__top { display: grid; grid-template-columns: 1.6fr 1fr 1.2fr 1fr; gap: 40px; padding-bottom: 64px; }
.ft__mark { display: flex; align-items: flex-end; gap: 14px; font: 400 clamp(26px, 2.6vw, 40px)/.95 var(--display); }
.ft__mark .m35 { height: clamp(70px, 7vw, 110px); width: auto; color: var(--red); flex: none; }
.ft__mark span { display: block; }
.ft__tag { margin-top: 20px; font-weight: 600; }
.ft__th { color: rgba(255, 255, 255, .65); font-size: 15px; }
.ft__col { display: flex; flex-direction: column; gap: 8px; font-size: 15px; }
.ft__col h2 { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: rgba(255, 255, 255, .5); font-weight: 600; margin-bottom: 8px; }
.ft__col a { color: rgba(255, 255, 255, .85); width: fit-content; }
.ft__col a:hover { color: var(--red); }
.ft__bot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; border-top: 1px solid rgba(255, 255, 255, .14); padding-block: 22px 28px; font-size: 13px; color: rgba(255, 255, 255, .55); }
.ft__bot a:hover { color: #fff; }
@media (max-width: 960px) { .ft__top { grid-template-columns: 1fr 1fr; } .ft__brand { grid-column: 1 / -1; } }

/* หัวหน้า (หน้าอื่น ๆ) */
.phero { padding: calc(var(--hd) + clamp(56px, 9vw, 130px)) 0 clamp(56px, 8vw, 110px); }
.phero__lead { margin-top: clamp(24px, 3vw, 40px); max-width: 760px; font-size: clamp(18px, 1.6vw, 22px); line-height: 1.65; }
.dark .phero__lead { color: rgba(255, 255, 255, .8); }
.phero__h1sub { display: block; margin-top: 18px; font: 600 clamp(20px, 2.2vw, 30px)/1.35 var(--body); }
.phero__tag { margin-top: 14px; font-size: clamp(18px, 1.6vw, 22px); color: var(--muted); }
.phero__cols { display: grid; grid-template-columns: 1fr 1.4fr; gap: 24px 56px; margin-top: clamp(32px, 4vw, 56px); padding-top: 28px; border-top: 1px solid var(--line); }
.phero__cols .phero__lead { margin-top: 0; font-weight: 700; }
.phero__cols p + p { margin-top: 14px; }
.phero__cols div p { color: var(--muted); }
.crumb { font-size: 14px; color: var(--muted); margin-bottom: 28px; }
.crumb a:hover { color: var(--red); }
.crumb span { color: var(--ink); }

/* ภาพเต็มจอ */
.bleed { position: relative; margin: 0; }
.bleed img { width: 100%; height: clamp(320px, 62vw, 860px); object-fit: cover; }
.bleed figcaption { position: absolute; left: 0; right: 0; bottom: 22px; }
.bleed figcaption a { display: inline-flex; align-items: center; gap: 10px; background: #fff; padding: 10px 18px; border-radius: 999px; font-weight: 600; font-size: 15px; }
.bleed figcaption a:hover { background: var(--red); color: #fff; }

/* About */
.story { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 88px); align-items: center; padding-block: clamp(80px, 11vw, 160px); }
.story__img img { border-radius: 4px; aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.story__img figcaption { font-size: 13px; color: var(--muted); margin-top: 10px; }
.story__txt p { margin-top: 18px; color: #2b2b2b; }
.story__txt .d { margin-bottom: 8px; }
.believe { padding-block: clamp(80px, 11vw, 160px); }
.believe__list { border-top: 1px solid rgba(255, 255, 255, .25); }
.believe__list li { display: grid; grid-template-columns: 1fr 1.2fr; gap: 24px; align-items: baseline; padding-block: 32px; border-bottom: 1px solid rgba(255, 255, 255, .14); }
.believe__list .why__n { margin: 0; font-size: 44px; }
.believe__list p { color: rgba(255, 255, 255, .75); }
.wwd, .others { padding-block: clamp(80px, 10vw, 140px) 0; }
.others { padding-bottom: clamp(80px, 10vw, 140px); }
.wwd__list { display: flex; flex-wrap: wrap; gap: 12px; }
.wwd__list a { display: inline-flex; align-items: center; gap: 12px; padding: 14px 26px; border: 1.5px solid var(--ink); border-radius: 999px; font: 400 clamp(22px, 2.4vw, 36px)/1 var(--display); text-transform: uppercase; transition: background .35s, color .35s, border-color .35s; }
.wwd__list a span { display: none; }
.wwd__list a:hover { background: var(--red); border-color: var(--red); color: #fff; }

.group { padding-block: clamp(80px, 11vw, 160px) 0; }
.group__grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.group__grid > li > * { position: relative; display: flex; flex-direction: column; height: 100%; padding: 26px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .35s; }
.group__logo { height: 110px; display: flex; align-items: center; justify-content: center; margin-bottom: 22px; }
.group__logo img { max-height: 92px; max-width: 78%; width: auto; object-fit: contain; }
.group__word { font: 400 28px/1 var(--display); text-align: center; }
.group__name { font-weight: 700; }
.group__th { font-size: 15px; color: var(--muted); }
.group__go { position: absolute; top: 18px; right: 18px; color: var(--red); }
.group__grid a:hover { background: var(--soft); }
@media (max-width: 960px) { .group__grid { grid-template-columns: 1fr 1fr; } .sec-hd--split { grid-template-columns: 1fr; } }
.clients { padding-block: clamp(80px, 11vw, 160px); }
.clients__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px; }
.clients__grid li { background: var(--soft); border-radius: 4px; padding: 10%; aspect-ratio: 1; display: grid; place-items: center; }
.clients__grid img { width: 100%; height: 100%; object-fit: contain; filter: grayscale(1); opacity: .72; transition: filter .4s, opacity .4s; }
.clients__grid li:hover img { filter: none; opacity: 1; }

/* Services: แท็บ */
.tabs { display: grid; grid-template-columns: minmax(240px, 340px) 1fr; gap: clamp(32px, 5vw, 80px); padding-bottom: clamp(80px, 10vw, 140px); }
.tabs__nav { position: sticky; top: calc(var(--hd) + 24px); align-self: start; border-top: 1px solid var(--ink); }
.tabs__nav button { width: 100%; text-align: left; display: flex; gap: 14px; align-items: baseline; padding: 16px 0; border-bottom: 1px solid var(--line); font-weight: 600; font-size: 15px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); transition: color .3s, padding .4s var(--ease); }
.tabs__nav button span { font-size: 12px; color: var(--red); }
.tabs__nav button:hover { color: var(--ink); }
.tabs__nav button[aria-selected="true"] { color: var(--ink); padding-left: 12px; box-shadow: inset 3px 0 0 var(--red); }
.tabs__p { display: grid; grid-template-columns: 1fr; gap: 32px; }
.js .tabs__p[data-off] { display: none; }
.tabs__p.is-in { animation: fadeUp .6s var(--ease); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(18px); } }
.tabs__img img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 4px; }
.tabs__img figcaption { font-size: 13px; color: var(--muted); margin-top: 8px; }
.tabs__txt { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 48px; }
.tabs__txt > .d, .tabs__txt > .tabs__tag { grid-column: 1 / -1; }
.tabs__tag { font-size: clamp(20px, 1.8vw, 24px); font-weight: 600; margin-bottom: 18px; }
.tabs__txt h3 { grid-column: 1; font-size: 18px; font-weight: 700; }
.tabs__txt > p { grid-column: 1; color: #2b2b2b; margin-top: 8px; }
.tabs__txt h4 { grid-column: 2; grid-row: 3; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.tabs__txt .ticks { grid-column: 2; grid-row: 4 / span 3; align-self: start; }
.tabs__txt .link { grid-column: 1 / -1; justify-self: start; margin-top: 28px; }
.ticks li { position: relative; padding: 10px 0 10px 26px; border-bottom: 1px solid var(--line); font-weight: 500; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 50%; width: 10px; height: 10px; background: var(--red); transform: translateY(-50%) rotate(45deg); }
.ticks--big li { font-size: clamp(18px, 1.6vw, 22px); padding-block: 16px; }
@media (max-width: 900px) {
  .tabs { grid-template-columns: 1fr; }
  .tabs__nav { position: sticky; top: var(--hd); z-index: 5; display: flex; overflow-x: auto; scrollbar-width: none; gap: 8px; border: 0; background: var(--paper); padding-block: 12px; margin-inline: calc(var(--gut) * -1); padding-inline: var(--gut); }
  .tabs__nav li { flex: none; }
  .tabs__nav button { border: 1.5px solid var(--line); border-radius: 999px; padding: 8px 16px; white-space: nowrap; font-size: 13px; }
  .tabs__nav button[aria-selected="true"] { padding-left: 16px; box-shadow: none; background: var(--ink); color: #fff; border-color: var(--ink); }
  .tabs__txt { grid-template-columns: 1fr; }
  .tabs__txt > *, .tabs__txt h4, .tabs__txt .ticks { grid-column: 1 !important; grid-row: auto !important; }
  .tabs__txt h4 { margin-top: 24px; }
}
.feat { padding-block: clamp(80px, 10vw, 140px); }
.feat__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2vw, 28px); }
@media (max-width: 860px) { .feat__grid { grid-template-columns: 1fr; } }

/* หน้าบริการย่อย */
.bleed--top img { height: clamp(300px, 52vw, 760px); }
.sdet { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(32px, 5vw, 96px); padding-block: clamp(64px, 9vw, 130px) 0; }
.sdet__txt p { font-size: clamp(18px, 1.5vw, 21px); line-height: 1.75; }
.sdet__txt p + p { margin-top: 18px; color: var(--muted); }
.proc { padding-block: clamp(80px, 10vw, 140px) 0; }
.proc__list { display: grid; grid-template-columns: repeat(5, 1fr); counter-reset: p; border-top: 1px solid var(--ink); }
.proc__list li { padding: 24px 22px 0 0; }
.proc__n { display: block; font: 400 40px/1 var(--display); color: var(--red); margin-bottom: 18px; }
.proc__list h3 { font-size: 19px; font-weight: 700; line-height: 1.35; }
.proc__list p { font-size: 15px; color: var(--muted); margin-top: 6px; }
@media (max-width: 960px) { .proc__list { grid-template-columns: 1fr 1fr; gap: 0 20px; } .proc__list li { padding-bottom: 20px; border-bottom: 1px solid var(--line); } }
@media (max-width: 520px) { .proc__list { grid-template-columns: 1fr; } }

/* Portfolio */
.pf { padding-bottom: clamp(80px, 10vw, 140px); }
.pf__filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: clamp(32px, 4vw, 56px); }
.pf__filter button { border: 1.5px solid var(--line); border-radius: 999px; padding: 9px 18px; font-weight: 600; font-size: 14px; transition: background .3s, color .3s, border-color .3s; }
.pf__filter button sup { font-size: 11px; color: var(--red); margin-left: 2px; }
.pf__filter button:hover { border-color: var(--ink); }
.pf__filter button[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.pf__filter button[aria-pressed="true"] sup { color: #fff; }
.pf__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(40px, 5vw, 72px) clamp(16px, 2.4vw, 36px); }
.pf__grid .card__img { aspect-ratio: 3 / 2; }
.pf__grid .card__meta b { font-size: clamp(18px, 1.6vw, 22px); }
.pf__grid .card[hidden] { display: none; }
.pf__grid .card.is-pop { animation: fadeUp .6s var(--ease) both; }
@media (max-width: 1100px) { .pf__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .pf__grid { grid-template-columns: 1fr; } }

/* หน้าผลงาน */
.wk { padding-top: calc(var(--hd) + clamp(40px, 6vw, 90px)); }
.wk__h1 { max-width: 1100px; }
.wk__cat { margin-top: 14px; color: var(--muted); font-weight: 600; }
.wk__hero { margin-top: clamp(28px, 4vw, 48px); }
.wk__hero img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 4px; }
.wk__info { display: grid; grid-template-columns: 1fr 1.6fr; gap: clamp(32px, 5vw, 96px); padding-block: clamp(48px, 6vw, 90px); }
.wk__meta { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; align-content: start; }
.wk__meta div { padding: 14px 0; border-top: 1px solid var(--line); }
.wk__meta dt { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.wk__meta dd { font-weight: 600; }
.wk__desc p { font-size: clamp(18px, 1.5vw, 21px); line-height: 1.75; }
.wk__pn { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: clamp(48px, 6vw, 90px); }
.wk__pn a { display: flex; flex-direction: column; gap: 4px; padding: 24px 0; border-top: 1.5px solid var(--ink); font: 400 clamp(22px, 2.4vw, 36px)/1.1 var(--display); text-transform: uppercase; }
.wk__pn a:last-child { text-align: right; }
.wk__pn small { font: 600 13px var(--body); color: var(--muted); text-transform: none; }
.wk__pn a:hover { color: var(--red); }
@media (max-width: 760px) { .wk__info, .sdet, .story, .state__in, .phero__cols { grid-template-columns: 1fr; } .believe__list li { grid-template-columns: 1fr; gap: 8px; } }

/* Why 35LINE */
.reasons { padding-block: clamp(80px, 10vw, 140px) 0; display: grid; gap: clamp(56px, 8vw, 120px); }
.reason { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(28px, 5vw, 88px); align-items: center; }
.reason:nth-child(even) figure { order: 2; }
.reason img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 4px; }
.reason figcaption { font-size: 13px; color: var(--muted); margin-top: 8px; }
.reason .why__n { margin-bottom: 14px; }
.reason .eyebrow { margin-bottom: 8px; }
.reason h2 { margin-bottom: 18px; }
.reason p:last-child { font-size: clamp(18px, 1.5vw, 21px); color: #2b2b2b; }
@media (max-width: 760px) { .reason { grid-template-columns: 1fr; } .reason:nth-child(even) figure { order: 0; } }

/* Contact */
.ct { display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: start; padding-bottom: clamp(56px, 7vw, 100px); }
.ct__list { border-top: 1px solid var(--ink); }
.ct__list a { display: grid; grid-template-columns: 140px 1fr auto; align-items: center; gap: 16px; padding: clamp(18px, 2vw, 28px) 0; border-bottom: 1px solid var(--line); }
.ct__list small { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.ct__list span { font: 400 clamp(24px, 3.2vw, 48px)/1.15 var(--display); word-break: break-word; }
.ct__list .ic { width: 28px; height: 28px; }
.ct__list a:hover { color: var(--red); }
.cta__qr--ct { border: 1.5px solid var(--line); position: sticky; top: calc(var(--hd) + 24px); }
.map { padding-bottom: clamp(80px, 10vw, 140px); }
.map iframe { width: 100%; height: clamp(320px, 42vw, 520px); border: 0; border-radius: 4px; filter: grayscale(1) contrast(1.05); }
@media (max-width: 760px) { .ct { grid-template-columns: 1fr; } .cta__qr--ct { display: none; } .ct__list a { grid-template-columns: 1fr auto; } .ct__list small { grid-column: 1 / -1; } }
.nf { min-height: 80vh; }

/* โผล่ตอนเลื่อนถึง */
.js [data-reveal] { opacity: 0; transform: translateY(48px); transition: opacity 1s var(--ease), transform 1.1s var(--ease); }
.js [data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
  .w > span { transform: none; }
}

/* About: หัวข้อซ้าย ข้อความขวา (สไลด์ 10) */
.phero__split { display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px clamp(32px, 5vw, 88px); align-items: end; }
.phero__side { border-top: 1px solid rgba(255, 255, 255, .25); padding-top: 22px; color: rgba(255, 255, 255, .78); }
.phero__kick { color: #fff; font-weight: 700; margin-bottom: 10px; }
@media (max-width: 900px) { .phero__split { grid-template-columns: 1fr; } }

/* About: ฉากแบบหนัง "ONE STORY" (สไลด์ 16) */
.scene { position: relative; overflow: hidden; background: #0b0806; color: #fff; padding-block: clamp(90px, 12vw, 170px); text-align: center; }
.scene__bg { position: absolute; inset: -8% 0; width: 100%; height: 116%; object-fit: cover; transform: translate3d(0, var(--py, 0), 0); will-change: transform; }
.scene::after { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 45%, rgba(11, 8, 6, 0) 0%, rgba(11, 8, 6, .85) 75%); }
.scene__in { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; }
.scene__h { max-width: 16ch; }
.scene__screen { position: relative; margin-top: clamp(32px, 4vw, 56px); width: min(620px, 86%); border: 10px solid #121212; border-radius: 6px; box-shadow: 0 40px 90px rgba(0, 0, 0, .7), 0 0 120px rgba(229, 54, 44, .18); background: #000; }
.scene__screen img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; opacity: .45; }
.scene__screen figcaption { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; }
.scene__screen b { display: flex; align-items: flex-end; gap: .08em; font: 400 clamp(54px, 8vw, 120px)/.78 var(--display); }
.scene__screen .m35 { height: .78em; width: auto; color: var(--red); }

.scene__screen span { font-size: 12px; letter-spacing: .24em; text-transform: uppercase; color: rgba(255, 255, 255, .8); }
.scene__txt { margin-top: 32px; max-width: 560px; color: rgba(255, 255, 255, .75); }

/* หน้าผลงาน: รูปเลื่อนพร้อมลูกศร (สไลด์ 32) */
.wk__galhd { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.wk__galhd .eyebrow { margin: 0; }
.slider { display: grid; grid-auto-flow: column; grid-auto-columns: min(820px, 78vw); gap: clamp(12px, 1.6vw, 24px); overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; padding-inline: max(var(--gut), calc((100vw - var(--wrap)) / 2 + var(--gut))); scroll-padding-inline: max(var(--gut), calc((100vw - var(--wrap)) / 2 + var(--gut))); cursor: grab; }
.slider::-webkit-scrollbar { display: none; }
.slider > * { scroll-snap-align: start; }
.slider.is-drag { cursor: grabbing; scroll-snap-type: none; }
.slider img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 4px; user-select: none; }
.scene__screen b span { font: inherit; letter-spacing: .02em; color: #fff; }

/* SEO: ย่อหน้าอธิบายบริการ (หน้าแรก) · ประเภทงาน · คำถามที่พบบ่อย */
.svc__intro { max-width: 760px; margin: -12px 0 clamp(28px, 3vw, 44px); font-size: clamp(17px, 1.4vw, 20px); color: #2b2b2b; }
.svc__intro a { color: var(--ink); font-weight: 600; text-decoration: underline; text-decoration-color: var(--red); text-underline-offset: 4px; }
.types { padding-block: clamp(80px, 10vw, 140px) 0; }
.types__list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0 clamp(20px, 3vw, 48px); }
.types__list li { padding: 22px 0; border-top: 1px solid var(--line); }
.types__list h3 { font-size: 19px; font-weight: 700; line-height: 1.4; margin-bottom: 8px; }
.types__list p { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: 14px; }
.types__list a { color: var(--muted); border-bottom: 1px solid var(--line); }
.types__list a:hover { color: var(--red); border-color: var(--red); }
.types__area { margin-top: 32px; padding: 20px 24px; background: var(--soft); border-radius: 4px; }
.types__area b { margin-right: 10px; }
@media (max-width: 900px) { .types__list { grid-template-columns: 1fr; } }
.faq { padding-bottom: clamp(80px, 10vw, 140px); max-width: 980px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 20px; padding: 22px 0; font-size: clamp(18px, 1.6vw, 22px); font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--red); font-size: 28px; line-height: 1; transition: transform .35s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 24px; color: #2b2b2b; max-width: 760px; }