/*
Theme Name: ONE
Theme URI: https://onestudio.site/
Description: 株式会社ONE コーポレートサイト用テーマ。ショートドラマ制作。
Author: ScaleUp
Version: 1.1.1
Text Domain: one
*/

:root{
  --ink:#100F0D; --ink-2:#161513; --paper:#F1ECE3; --paper-2:#E7E1D6;
  --text:#EEE9E1; --mute:#9C948A; --line:#2A2723;
  --text-on-paper:#2B2622; --mute-on-paper:#6F675E; --line-on-paper:#D6CFC3;
  --serif:'Shippori Mincho B1','Hiragino Mincho ProN','Yu Mincho',serif;
  --sans:'Zen Kaku Gothic New','Hiragino Sans','Yu Gothic',sans-serif;
  --gutter:clamp(20px,5vw,72px);
  box-sizing:border-box; padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
html{scroll-padding-top:env(safe-area-inset-top,0px);scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
*{box-sizing:border-box}
body{margin:0;background:var(--ink);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.9;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,video{display:block;max-width:100%}
h1,h2,h3,p{margin:0}
h1,h2{font-family:var(--serif);font-weight:600;letter-spacing:.03em}
.wrap{padding-left:var(--gutter);padding-right:var(--gutter);max-width:1360px;margin:0 auto}

/* header */
.hd{position:fixed;top:env(safe-area-inset-top,0px);left:0;right:0;z-index:20;height:80px;display:flex;align-items:center;justify-content:space-between;padding:0 var(--gutter);transition:background .5s ease}
.hd.solid{background:rgba(16,15,13,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.hd .logo{font-family:var(--serif);font-weight:600;font-size:22px;letter-spacing:.22em}
.hd nav{display:flex;gap:32px;font-size:13px;letter-spacing:.04em;align-items:center}
.hd nav a{opacity:.85}.hd nav a:hover{opacity:1}
.hd .btn{opacity:1;border:1px solid rgba(238,233,225,.55);border-radius:999px;padding:10px 20px}
.hd .menu{display:none;background:none;border:0;color:var(--text);width:44px;height:44px;align-items:center;justify-content:center;cursor:pointer}
@media (max-width:820px){.hd nav{display:none}.hd .menu{display:flex}}

/* hero: video only */
.hero{position:relative;height:100vh;height:100svh;background:var(--ink);overflow:hidden}
.hero video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
@media (max-width:820px){.hero video{object-fit:contain}}
.badge{position:absolute;right:var(--gutter);bottom:calc(32px + env(safe-area-inset-bottom,0px));width:160px;height:160px;color:var(--text);display:flex;align-items:center;justify-content:center}
.badge svg:first-child{position:absolute;inset:0;animation:spin 24s linear infinite}
.badge .arr{position:relative;animation:nudge 2.6s ease-in-out infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes nudge{0%,100%{transform:translateY(-3px)}50%{transform:translateY(3px)}}
@media (max-width:600px){.badge{width:120px;height:120px;right:50%;transform:translateX(50%)}.badge svg:first-child{width:120px;height:120px}}
@media (prefers-reduced-motion:reduce){.badge svg:first-child,.badge .arr{animation:none}}
.btn-fill{display:inline-flex;align-items:center;justify-content:center;height:54px;padding:0 30px;border-radius:999px;background:var(--paper);color:var(--ink);font-weight:500;font-size:15px;transition:transform .3s ease}
.btn-fill:hover{transform:translateY(-1px)}
.link-u{border-bottom:1px solid rgba(238,233,225,.5);padding-bottom:3px;font-size:15px}

/* intro statement */
.intro{padding:clamp(120px,16vh,200px) 0 clamp(96px,12vh,160px)}
.big{font-size:clamp(44px,9.2vw,140px);line-height:1.18;letter-spacing:.02em;display:flex;flex-direction:column}
.big span{display:block}
.manifesto{margin-top:clamp(64px,10vh,140px);text-align:center;font-size:clamp(15px,1.3vw,19px);line-height:2.2;color:#D9D2C8}
.manifesto p{margin:0 0 28px}
.manifesto .close{font-family:var(--serif);font-size:clamp(24px,2.8vw,40px);line-height:1.6;color:var(--text);margin-top:56px;letter-spacing:.03em}

/* what we do */
.what{padding-top:0}
.what-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
@media (max-width:820px){.what-grid{grid-template-columns:1fr;border-left:0}}
.what-grid .w{display:flex;flex-direction:column;padding:36px 32px 40px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .4s ease}
@media (max-width:820px){.what-grid .w{border-right:0;padding:28px 0}}
.what-grid .w:hover{background:var(--ink-2)}
.what-grid .n{font-size:13px;color:var(--mute)}
.what-grid h3{font-family:var(--serif);font-size:24px;font-weight:600;margin-top:20px;line-height:1.5}
.what-grid p{color:var(--mute);font-size:14px;margin-top:14px;flex-grow:1}
.what-grid .more{margin-top:28px;font-size:13px;border-bottom:1px solid rgba(238,233,225,.4);align-self:flex-start;padding-bottom:2px}

/* facts */
.facts{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;padding:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--mute);font-size:14px}
.facts b{font-weight:500;color:var(--text)}
.facts .row{display:flex;gap:36px;flex-wrap:wrap}

/* marquee */
.marq{overflow:hidden;padding:36px 0;border-bottom:1px solid var(--line);font-family:var(--serif);font-size:clamp(18px,2vw,26px);color:var(--mute);white-space:nowrap}
.marq .track{display:inline-flex;gap:64px;animation:marq 60s linear infinite;padding-right:64px}
.marq span{flex-shrink:0}
@keyframes marq{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marq .track{animation:none}.hero .cue i{animation:none;transform:none}}

/* sections */
section{padding:clamp(80px,10vw,140px) 0}
.sec-h{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;flex-wrap:wrap;margin-bottom:clamp(36px,4vw,56px)}
.sec-h h2{font-size:clamp(28px,3vw,40px);line-height:1.4}
.sec-h p{max-width:34em;color:var(--mute);font-size:14px}

.works{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:20px}
@media (max-width:1100px){.works{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:600px){.works{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}}
.work img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:4px;transition:opacity .4s ease}
.work:hover img{opacity:.85}
.work .t{margin-top:14px;font-size:15px;font-weight:500;line-height:1.5}
.work .m{font-size:12px;color:var(--mute);margin-top:4px}

.awards{margin-top:clamp(56px,6vw,96px);padding:36px 0 0;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px}
@media (max-width:820px){.awards{grid-template-columns:1fr}}
.awards h3{font-size:12px;font-weight:400;color:var(--mute);letter-spacing:.08em;margin-bottom:8px}
.awards p{font-size:15px;font-weight:500}
.awards small{display:block;font-size:13px;color:var(--mute);font-weight:400;margin-top:2px}

.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(40px,8vw,120px)}
@media (max-width:820px){.split{grid-template-columns:1fr;gap:32px}}
.split h2{font-size:clamp(28px,3vw,40px);line-height:1.5}
.split .note{color:var(--mute);font-size:14px;margin-top:16px}
.list{border-top:1px solid var(--line)}
.list .it{display:grid;grid-template-columns:44px minmax(0,1fr);gap:24px;padding:28px 0;border-bottom:1px solid var(--line)}
.list .n{font-size:13px;color:var(--mute);padding-top:5px}
.list h3{font-size:19px;font-weight:500;line-height:1.5}
.list p{color:var(--mute);font-size:14px;margin-top:8px}
.list.plain .it{grid-template-columns:minmax(0,1fr) auto;align-items:start}
.list .price{font-size:15px;font-weight:500;white-space:nowrap;padding-top:4px}
@media (max-width:600px){.list.plain .it{grid-template-columns:1fr}.list .price{padding-top:12px}}

.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:40px;border-top:1px solid var(--line)}
@media (max-width:820px){.flow{grid-template-columns:1fr;gap:0}}
.flow .st{padding-top:20px}
@media (max-width:820px){.flow .st{padding:20px 0;border-bottom:1px solid var(--line)}}
.flow .n{font-size:13px;color:var(--mute)}
.flow h3{font-size:19px;font-weight:500;margin-top:12px}
.flow p{color:var(--mute);font-size:14px;margin-top:10px}

/* creator: paper */
.creator{background:var(--paper);color:var(--text-on-paper)}
.creator .grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(40px,7vw,96px);align-items:center}
@media (max-width:820px){.creator .grid{grid-template-columns:1fr}}
.creator img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:4px}
.creator h2{font-size:clamp(30px,3.2vw,44px)}
.creator .role{font-size:13px;color:var(--mute-on-paper);margin-top:10px}
.creator p{margin-top:24px;font-size:15px;line-height:2.1;max-width:38em}
.creator ul{margin:20px 0 0;padding:0;list-style:none;font-size:14px}
.creator li{padding:6px 0}
.creator .sns{display:flex;gap:24px;margin-top:20px;font-size:13px;color:var(--mute-on-paper)}

/* contact */
.contact{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:48px;flex-wrap:wrap}
.contact h2{font-size:clamp(28px,3vw,40px);line-height:1.5}
.contact p{color:var(--mute);font-size:14px;margin-top:16px}

.company{border-top:1px solid var(--line)}
.company .rows{border-top:1px solid var(--line)}
.company .r{display:grid;grid-template-columns:140px minmax(0,1fr);gap:24px;padding:16px 0;border-bottom:1px solid var(--line);font-size:14px}
.company .r span:first-child{color:var(--mute)}
@media (max-width:600px){.company .r{grid-template-columns:1fr;gap:2px}}

footer{padding:48px 0 calc(40px + env(safe-area-inset-bottom,0px))}
footer .in{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap}
footer .logo{font-family:var(--serif);font-weight:600;font-size:20px;letter-spacing:.22em}
footer .tag{font-size:13px;color:var(--mute);margin-top:8px}
footer nav{display:flex;gap:24px;font-size:13px;color:var(--mute)}
footer .c{font-size:12px;color:#6E675E;margin-top:12px}

/* gentle reveal for the headline block only, plus works fade */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .9s ease,transform .9s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.hero .lead{opacity:1;transform:none}}
:focus-visible{outline:2px solid var(--paper);outline-offset:3px}

/* mobile: show the whole video (its title sits in the centre) */
@media (max-width:820px){.hero video{object-fit:contain;background:var(--ink)}}
/* pages */
.page{display:block}
@keyframes pg{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.page.on{animation:none}}
.ph{padding:calc(140px + env(safe-area-inset-top,0px)) 0 clamp(48px,6vw,80px);border-bottom:1px solid var(--line)}
.ph h1{font-size:clamp(32px,4vw,56px);line-height:1.35}
.ph p{color:var(--mute);margin-top:18px;max-width:40em;font-size:14px}
.prose{max-width:44em;font-size:15px;line-height:2.1}
.prose h2{font-size:22px;margin:56px 0 16px;line-height:1.5}
.prose h3{font-size:17px;font-weight:500;margin:36px 0 10px}
.prose p{margin:0 0 20px}
.prose ul{padding-left:1.2em;margin:0 0 20px}
.prose li{margin:6px 0}
.prose .lead-p{font-size:17px;line-height:2.1;color:#D9D2C8}
.mission{font-family:var(--serif);font-size:clamp(26px,3vw,40px);line-height:1.6;letter-spacing:.03em}
/* form */
.form{max-width:640px}
.f{display:flex;flex-direction:column;gap:8px;margin-bottom:28px}
.f label{font-size:13px;color:var(--mute)}
.f label b{color:var(--text);font-weight:400;margin-left:6px;font-size:11px}
.f input,.f textarea,.f select{width:100%;background:var(--ink-2);border:1px solid var(--line);border-radius:4px;color:var(--text);font:inherit;font-size:15px;padding:14px 16px;transition:border-color .3s}
.f input:focus,.f textarea:focus,.f select:focus{outline:0;border-color:var(--mute)}
.f textarea{min-height:180px;resize:vertical}
.f select{appearance:none;-webkit-appearance:none;background-image:none}
.form .note{font-size:13px;color:var(--mute);margin:8px 0 28px}
.btn-fill{border:0;cursor:pointer;font-family:inherit}
.direct{margin-top:64px;padding-top:32px;border-top:1px solid var(--line);font-size:14px;color:var(--mute)}
.direct b{color:var(--text);font-weight:400}
/* blog */
.posts{border-top:1px solid var(--line)}
.post-row{display:grid;grid-template-columns:120px 120px minmax(0,1fr);gap:24px;padding:28px 0;border-bottom:1px solid var(--line);align-items:baseline;transition:opacity .3s}
.post-row:hover{opacity:.75}
.post-row time{font-size:13px;color:var(--mute)}
.post-row .cat{font-size:12px;color:var(--mute)}
.post-row h3{font-size:18px;font-weight:500;line-height:1.6}
.post-row p{font-size:13px;color:var(--mute);margin-top:6px}
@media (max-width:700px){.post-row{grid-template-columns:1fr;gap:6px}.post-row time{display:inline-block;margin-right:12px}}
.blog-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}
.blog-tabs a{font-size:13px;padding:8px 16px;border:1px solid var(--line);border-radius:999px;color:var(--mute)}
.blog-tabs a.cur{color:var(--ink);background:var(--paper);border-color:var(--paper)}
.article .meta{font-size:13px;color:var(--mute);display:flex;gap:16px;margin-bottom:16px}
.article .hero-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:4px;margin:40px 0}
.article .ph{border-bottom:0;padding-bottom:0}
.back{display:inline-block;margin-top:56px;font-size:14px;border-bottom:1px solid rgba(238,233,225,.5);padding-bottom:3px}
/* mobile menu */
.mm{position:fixed;inset:0;z-index:30;background:var(--ink);display:none;flex-direction:column;padding:calc(96px + env(safe-area-inset-top,0px)) var(--gutter) 40px;gap:4px}
.mm.on{display:flex}
.mm a{font-family:var(--serif);font-size:28px;padding:14px 0;border-bottom:1px solid var(--line)}
.mm .x{position:absolute;top:calc(18px + env(safe-area-inset-top,0px));right:var(--gutter);width:44px;height:44px;background:none;border:0;color:var(--text);cursor:pointer}
.hd.menu-open{background:transparent}

/* ===== v1.1: hierarchy, seams, works carousel ===== */
section{padding:clamp(96px,12vw,180px) 0;border-top:1px solid var(--line)}
section.intro,section.what{border-top:0}
.what{padding-top:0;padding-bottom:clamp(96px,12vw,180px)}
.what-grid h3{font-size:30px}
.what-grid p{font-size:15px;line-height:2}
section.alt{background:var(--ink-2)}
.sec-h{display:block;margin-bottom:clamp(40px,5vw,72px)}
.sec-h h2{font-size:clamp(44px,6.5vw,96px);line-height:1.15;letter-spacing:.02em}
.sec-h p{max-width:40em;font-size:15px;line-height:2;margin-top:24px;color:var(--mute)}
.sec-h .row{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.sec-h .more{font-size:14px;border-bottom:1px solid rgba(238,233,225,.5);padding-bottom:3px;white-space:nowrap;margin-bottom:12px}

/* works: edge-to-edge horizontal row */
.works-wrap{position:relative;margin-left:calc(-1 * var(--gutter));margin-right:calc(-1 * var(--gutter))}
.works{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 var(--gutter) 8px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.works::-webkit-scrollbar{display:none}
.work{flex:0 0 clamp(220px,22vw,320px);scroll-snap-align:start}
.work img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:0;filter:grayscale(1);transition:filter .5s ease}
.work:hover img,.work:focus-visible img{filter:none}
@media (hover:none){.work img{filter:none}}
.work .t{margin-top:18px;font-size:18px;font-weight:500;line-height:1.5}
.work .m{font-size:13px;color:var(--mute);margin-top:6px}
.wnav{display:flex;gap:8px;justify-content:flex-end;margin:32px var(--gutter) 0}
.wnav button{width:48px;height:48px;border-radius:999px;border:1px solid var(--line);background:none;color:var(--text);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:border-color .3s}
.wnav button:hover{border-color:var(--mute)}
@media (max-width:820px){.wnav{display:none}}

.awards{margin-top:clamp(64px,7vw,110px);padding-top:40px;gap:48px}
.awards h3{font-size:14px;margin-bottom:12px}
.awards p{font-size:20px;line-height:1.6}
.awards small{font-size:14px;margin-top:6px}

/* about: 2-column large items */
.about-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 clamp(40px,6vw,96px);border-top:1px solid var(--line)}
@media (max-width:820px){.about-grid{grid-template-columns:1fr}}
.about-grid .it{display:grid;grid-template-columns:56px minmax(0,1fr);gap:20px;padding:40px 0 44px;border-bottom:1px solid var(--line)}
.about-grid .n{font-size:14px;color:var(--mute);padding-top:8px}
.about-grid h3{font-size:clamp(22px,2vw,28px);font-weight:500;line-height:1.5}
.about-grid p{color:var(--mute);font-size:15px;line-height:2;margin-top:14px}

/* flow */
.flow{gap:32px}
.flow .st{padding-top:28px;border-top:1px solid var(--line)}
.flow{border-top:0}
.flow .n{font-size:14px}
.flow h3{font-size:24px;margin-top:16px}
.flow p{font-size:15px;line-height:2;margin-top:14px}

/* creator */
.creator h2{font-size:clamp(40px,5vw,72px)}
.creator p{font-size:16px}

/* service rows */
.list.plain .it{padding:40px 0;gap:48px}
.list.plain h3{font-size:clamp(24px,2.2vw,30px)}
.list.plain p{font-size:15px;line-height:2;margin-top:12px}
.list .price{font-size:20px;padding-top:8px}
.split.stack{display:block}
.split.stack>div:first-child{margin-bottom:clamp(40px,5vw,72px)}
.split.stack h2{font-size:clamp(44px,6.5vw,96px);line-height:1.15}
.split.stack .note{font-size:15px;margin-top:20px}

/* contact / company */
.contact h2{font-size:clamp(36px,4.5vw,64px)}
.contact p{font-size:15px;margin-top:20px}
.company .r{font-size:15px;padding:20px 0}


/* ===== one-refine: 番号・フロー・モーション（追記） ===== */

/* ページ全体の連番を、読める大きさの明朝に */
.flow .n,.what-grid .n,.list .n{font-family:var(--serif);letter-spacing:.06em;line-height:1}
.flow .n{display:block;font-size:clamp(30px,2.8vw,40px);color:rgba(238,233,225,.34);transition:color .5s ease}
.flow .st:hover .n{color:rgba(238,233,225,.72)}
.what-grid .n{font-size:22px;color:rgba(238,233,225,.34)}
.list .n{font-size:20px;color:rgba(238,233,225,.34);padding-top:3px}
.list .it{grid-template-columns:58px minmax(0,1fr)}
@media (max-width:600px){.list .it{grid-template-columns:44px minmax(0,1fr);gap:16px}}

/* ご相談から納品まで：流れが見える形に */
.flow{gap:clamp(24px,3vw,44px)}
.flow .st{position:relative;padding-top:32px}
.flow .st::before{content:"";position:absolute;top:-1px;left:0;width:24px;height:2px;background:var(--paper);opacity:.9;transition:width .6s cubic-bezier(.22,.61,.36,1)}
.flow .st:hover::before{width:60px}
.flow h3{font-size:clamp(18px,1.5vw,21px);margin-top:14px;letter-spacing:.02em}
.flow p{margin-top:12px;line-height:1.95}
@media (max-width:820px){
  .flow{gap:0}
  .flow .st{display:grid;grid-template-columns:58px minmax(0,1fr);column-gap:18px;padding:24px 0;border-bottom:1px solid var(--line)}
  .flow .st::before{display:none}
  .flow .n{grid-column:1;grid-row:1 / span 2;font-size:30px;padding-top:4px}
  .flow h3{grid-column:2;margin-top:0}
  .flow p{grid-column:2;margin-top:8px}
}

/* 全体のモーション（控えめに、一貫して） */
[data-rv]{opacity:0;transform:translateY(16px);transition:opacity .85s cubic-bezier(.22,.61,.36,1),transform .85s cubic-bezier(.22,.61,.36,1);transition-delay:var(--rvd,0ms);will-change:opacity,transform}
[data-rv].rv-in{opacity:1;transform:none}
.hd{transition:background .5s ease,height .45s cubic-bezier(.22,.61,.36,1)}
.hd.solid{height:64px}
.hd .btn{transition:background .4s ease,color .4s ease,border-color .4s ease}
.hd .btn:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.work img{transition:transform .8s cubic-bezier(.22,.61,.36,1),opacity .4s ease}
.work:hover img{transform:scale(1.035);opacity:1}
.btn-fill{transition:transform .35s cubic-bezier(.22,.61,.36,1),opacity .35s ease}
.btn-fill:hover{transform:translateY(-2px)}
.link-u,.back,.what-grid .more{transition:opacity .35s ease,border-color .35s ease}
.link-u:hover,.back:hover,.what-grid .more:hover{opacity:.7}
.list .it{transition:background .45s ease}
.list .it:hover{background:rgba(255,255,255,.022)}
.company .r{transition:background .45s ease}
.company .r:hover{background:rgba(255,255,255,.018)}
@media (prefers-reduced-motion:reduce){
  [data-rv]{opacity:1;transform:none;transition:none}
  .work:hover img{transform:none}
  .flow .st::before,.flow .st:hover::before{transition:none;width:24px}
}