/* ============================================================
   株式会社デジタライズAI — digitaleyes.tech
   ============================================================ */

:root{
  --ink:        #0b1020;
  --ink-soft:   #1a2138;
  --bg:         #ffffff;
  --bg-alt:     #f6f7fb;
  --text:       #202533;
  --text-mut:   #5c6478;
  --line:       #e6e8f0;
  --accent:     #3a6df0;
  --accent-2:   #6ee7ff;
  --accent-grad: linear-gradient(120deg, #3a6df0, #7c5cff 55%, #6ee7ff);
  --radius:     18px;
  --maxw:       1120px;
  --ease:       cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"Noto Sans JP","Manrope",system-ui,-apple-system,"Hiragino Kaku Gothic ProN",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.85;
  font-weight:400;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
}
/* frosted background on a pseudo so the header itself is NOT a containing block
   for the fixed full-screen mobile menu (backdrop-filter would trap it) */
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;opacity:0;
  background:rgba(255,255,255,.82);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  backdrop-filter:saturate(180%) blur(14px);
  box-shadow:0 1px 0 var(--line);
  transition:opacity .4s var(--ease);
}
.site-header.scrolled::before{opacity:1}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;height:74px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{display:flex;transition:transform .5s var(--ease)}
.brand-mark svg{border-radius:11px;box-shadow:0 2px 10px rgba(58,134,214,.35)}
.brand:hover .brand-mark{transform:translateY(-1px) scale(1.04)}
.brand-ja{font-size:.7rem;color:var(--text-mut);letter-spacing:.06em;font-weight:500;line-height:1.3;white-space:nowrap;padding-left:11px;margin-left:1px;border-left:1px solid var(--line)}

/* Wordmark (DIGITAL EYES AI) */
.wordmark{font-family:"Manrope",sans-serif;font-weight:800;display:inline-flex;align-items:baseline;line-height:1;letter-spacing:-.02em}
.wordmark .w-d{font-size:1.18rem;color:#6b7480;transition:color .35s var(--ease)}
.wordmark .w-e{font-size:1.18rem;color:#3a86d6}
.wordmark .w-ai{font-size:.66rem;font-style:italic;color:#3a86d6;margin-left:3px;align-self:flex-start;position:relative;top:1px}
.site-header:not(.scrolled) .wordmark .w-d{color:#dbe2ee}
.site-header:not(.scrolled) .brand-ja{color:rgba(255,255,255,.66);border-left-color:rgba(255,255,255,.24)}
.wordmark-dark .w-d{color:#9aa3b4}
.wordmark-dark .w-e,.wordmark-dark .w-ai{color:#ffffff}

.nav{display:flex;align-items:center;gap:21px}
.nav a{font-size:.86rem;font-weight:500;color:var(--text-mut);position:relative;white-space:nowrap;transition:color .25s}
.nav a:not(.nav-cta)::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--accent-grad);transition:width .3s var(--ease)}
.nav a:hover{color:var(--ink)}
.nav a:hover:not(.nav-cta)::after{width:100%}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;padding:0;border-radius:50%;background:var(--ink);color:#fff !important;font-weight:600;transition:transform .25s,box-shadow .25s,background .3s,color .3s}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(11,16,32,.22)}
.nav-cta-icon{width:19px;height:19px;flex:none}
.nav-cta-label{display:none}
.nav a.nav-cta::after{display:none}

/* --- Initial (over dark hero) header contrast --- */
.site-header:not(.scrolled) .nav a{color:rgba(255,255,255,.86)}
.site-header:not(.scrolled) .nav a:hover{color:#fff}
.site-header:not(.scrolled) .nav-cta{background:#fff;color:var(--ink) !important}
.site-header:not(.scrolled) .nav-cta:hover{box-shadow:0 12px 28px rgba(0,0,0,.32)}
.site-header:not(.scrolled) .nav-toggle span{background:#fff}

.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s var(--ease)}

/* ===== Hero ===== */
.hero{position:sticky;top:0;min-height:100svh;display:flex;align-items:center;background:var(--ink);color:#fff;overflow:hidden;z-index:0}
.hero-bg{position:absolute;inset:0;overflow:hidden}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;z-index:0;mix-blend-mode:screen;transform:translate(21%,0) scale(1.04);will-change:transform;pointer-events:none}
.hero-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(11,16,32,.72) 0%,rgba(11,16,32,.32) 38%,transparent 66%)}
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55}
.orb-1{width:620px;height:620px;background:radial-gradient(circle,#3a6df0,transparent 68%);top:-160px;right:-120px;animation:float1 16s ease-in-out infinite}
.orb-2{width:520px;height:520px;background:radial-gradient(circle,#7c5cff,transparent 66%);bottom:-180px;left:-100px;animation:float2 20s ease-in-out infinite}
.grid-overlay{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000,transparent 90%)}
@keyframes float1{50%{transform:translate(-40px,50px) scale(1.08)}}
@keyframes float2{50%{transform:translate(50px,-40px) scale(1.1)}}

.hero-inner{position:relative;z-index:2;padding:120px 24px 90px;will-change:transform,opacity}
.hero-eyebrow,.hero-title,.hero-lead{max-width:600px}
.hero-eyebrow{font-family:"Manrope",sans-serif;font-weight:600;letter-spacing:.32em;text-transform:uppercase;font-size:.78rem;color:var(--accent-2);margin-bottom:26px}
.hero-title{font-size:clamp(1.9rem,4.4vw,3.2rem);font-weight:900;line-height:1.26;letter-spacing:.01em;margin-bottom:26px}
.hero-title .accent{background:linear-gradient(100deg,#3a6df0 0%,#7c5cff 18%,#6ee7ff 34%,#eafaff 50%,#6ee7ff 66%,#7c5cff 82%,#3a6df0 100%);background-size:240% 100%;background-position:0 0;-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-title.in .accent{animation:accentSheen 1.5s var(--ease) .55s both}
@keyframes accentSheen{from{background-position:0 0}to{background-position:100% 0}}
.hero-lead{font-size:clamp(.98rem,2vw,1.16rem);color:rgba(255,255,255,.82);font-weight:300;line-height:1.95;margin-bottom:40px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:15px 34px;border-radius:999px;font-weight:600;font-size:.95rem;transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s,color .28s;will-change:transform}
.btn-primary{background:#fff;color:var(--ink)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(110,231,255,.28)}
.btn-ghost{border:1px solid rgba(255,255,255,.34);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-3px)}
.btn-lg{padding:18px 44px;font-size:1.05rem;font-family:"Manrope",sans-serif;letter-spacing:.02em}
.contact .btn-primary{background:var(--accent-grad);color:#fff}
.contact .btn-primary:hover{box-shadow:0 18px 40px rgba(58,109,240,.4)}

.scroll-cue{position:absolute;left:50%;bottom:34px;transform:translateX(-50%);width:26px;height:42px;border:1.5px solid rgba(255,255,255,.4);border-radius:16px;z-index:2}
.scroll-cue span{position:absolute;left:50%;top:9px;width:4px;height:8px;background:#fff;border-radius:2px;transform:translateX(-50%);animation:cue 1.8s infinite}
@keyframes cue{0%{opacity:0;transform:translate(-50%,0)}30%{opacity:1}100%{opacity:0;transform:translate(-50%,14px)}}

/* ===== Sections ===== */
.section{padding:120px 0;position:relative;z-index:1;background:#fff}
.field-canvas{position:absolute;inset:0;z-index:0;pointer-events:none}
.section > *:not(.field-canvas){position:relative;z-index:1}
.section-head{margin-bottom:58px;max-width:720px}
.label{display:inline-block;font-family:"Manrope",sans-serif;font-weight:700;letter-spacing:.28em;text-transform:uppercase;font-size:.74rem;color:var(--accent);margin-bottom:18px}
.label-light{color:var(--accent-2)}
.section-head h2{font-size:clamp(1.55rem,3.6vw,2.6rem);font-weight:900;line-height:1.45;letter-spacing:.01em;color:var(--ink);word-break:auto-phrase;line-break:strict;text-wrap:balance}
.section-desc{margin-top:20px;color:var(--text-mut);font-size:1.02rem;line-height:1.95;word-break:auto-phrase;line-break:strict}

/* Concept — full-bleed photo */
.concept-photo{background:#0b1020;color:#fff;min-height:80vh;display:flex;align-items:center;overflow:hidden;padding:120px 0}
.concept-photo .concept-bg{position:absolute;inset:0;z-index:0;background-color:#0b1020;background-repeat:no-repeat;background-size:cover;background-position:center bottom;background-image:url('../assets/concept.jpg')}
.concept-photo .concept-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(11,16,32,.9) 0%,rgba(11,16,32,.58) 46%,rgba(11,16,32,.18) 100%),linear-gradient(0deg,rgba(11,16,32,.6) 0%,transparent 52%)}
.concept-photo .concept-overlay{position:relative;z-index:2;max-width:var(--maxw)}
.concept-photo .label-light{color:var(--accent-2)}
.concept-photo h2{color:#fff;max-width:640px}
.concept-lead-photo{font-size:clamp(1.05rem,2vw,1.34rem);color:rgba(255,255,255,.86);font-weight:400;line-height:1.95;max-width:620px;margin-top:22px;word-break:auto-phrase;line-break:strict}

/* Solution pillars */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.pillar{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:42px 34px;transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s}
.pillar:hover{transform:translateY(-8px);box-shadow:0 26px 50px rgba(11,16,32,.09);border-color:transparent}
.pillar-num{font-family:"Manrope",sans-serif;font-weight:800;font-size:1.05rem;letter-spacing:.1em;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:22px}
.pillar h3{font-size:1.26rem;font-weight:700;color:var(--ink);margin-bottom:16px;line-height:1.55;letter-spacing:.02em;text-wrap:balance;min-height:3.1em}
.pillar p{color:var(--text-mut);font-size:.96rem;line-height:2;letter-spacing:.01em;word-break:auto-phrase;line-break:strict}

/* Flow */
.flow-sec{background:var(--bg-alt);overflow:hidden}
.flow-sec .flow-bg{position:absolute;inset:0;z-index:0;background:url('../assets/concept.jpg') 22% 78%/cover no-repeat}
.flow-sec .flow-scrim{position:absolute;inset:0;z-index:0;background:linear-gradient(180deg,rgba(246,247,251,.34) 0%,rgba(246,247,251,.6) 42%,rgba(246,247,251,.96) 78%,#f6f7fb 100%)}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:34px}
.flow-step{position:relative;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:34px 26px 30px;transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.flow-step:hover{transform:translateY(-6px);box-shadow:0 22px 44px rgba(11,16,32,.08)}
.flow-step.is-loop{border-color:transparent;background:linear-gradient(180deg,#fff,#f2f6ff);box-shadow:0 12px 30px rgba(58,109,240,.1)}
.flow-step.is-loop::after{content:"";position:absolute;inset:-1px;border-radius:var(--radius);padding:1px;background:var(--accent-grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
/* forward connector arrow between steps */
.flow-step:not(:first-child)::before{content:"→";position:absolute;left:-12px;top:48px;transform:translate(-50%,-50%);color:var(--accent);font-family:"Manrope",sans-serif;font-weight:700;font-size:1.15rem;z-index:2}
.flow-num{display:block;font-family:"Manrope",sans-serif;font-weight:800;font-size:1.05rem;letter-spacing:.1em;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:16px}
.flow-step h3{font-size:1.32rem;font-weight:800;color:var(--ink);margin-bottom:12px;letter-spacing:.03em;display:flex;align-items:baseline;gap:9px}
.flow-en{font-family:"Manrope",sans-serif;font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--text-mut)}
.flow-tag{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.04em;color:var(--accent);background:rgba(58,109,240,.1);border-radius:999px;padding:4px 11px;margin-bottom:12px}
.flow-step p:not(.flow-tag){color:var(--text-mut);font-size:.9rem;line-height:1.95;word-break:auto-phrase;line-break:strict}
.flow-loop{display:flex;align-items:center;gap:14px;justify-content:center;text-align:center;max-width:720px;margin:0 auto;background:var(--ink);color:#fff;border-radius:999px;padding:17px 30px}
.flow-loop svg{color:var(--accent-2);flex-shrink:0}
.flow-loop span{font-size:.98rem;font-weight:600;letter-spacing:.01em}

/* Service */
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.service-card{padding:40px 32px;border-radius:var(--radius);background:linear-gradient(180deg,var(--bg-alt),var(--bg));border:1px solid var(--line);transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.service-card:hover{transform:translateY(-8px);box-shadow:0 26px 50px rgba(11,16,32,.08)}
.service-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:var(--ink);color:var(--accent-2);margin-bottom:24px}
.service-card h3{font-size:1.24rem;font-weight:700;color:var(--ink);margin-bottom:14px;letter-spacing:.02em;text-wrap:balance}
.service-card p{color:var(--text-mut);font-size:.96rem;line-height:2;letter-spacing:.01em;word-break:auto-phrase;line-break:strict}

/* Capabilities */
.capability{background:var(--bg-alt)}
.cap-axis{display:flex;align-items:center;gap:18px;margin-bottom:26px;font-family:"Manrope",sans-serif;font-size:.76rem;font-weight:600;letter-spacing:.08em;color:var(--text-mut)}
.cap-axis-line{flex:1;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--accent),#7c5cff,var(--accent-2))}
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-bottom:34px}
.cap-group{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px;transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.cap-group:hover{transform:translateY(-6px);box-shadow:0 22px 44px rgba(11,16,32,.08)}
.cap-phase{display:inline-block;font-family:"Manrope",sans-serif;font-weight:800;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}
.cap-group h3{font-size:1.1rem;font-weight:800;color:var(--ink);margin-bottom:18px;letter-spacing:.02em;line-height:1.5;text-wrap:balance}
.cap-tags{list-style:none;display:flex;flex-direction:column;gap:11px}
.cap-tags li{position:relative;padding-left:22px;font-size:.92rem;color:var(--text);line-height:1.55;word-break:auto-phrase;line-break:strict}
.cap-tags li::before{content:"";position:absolute;left:0;top:.5em;width:8px;height:8px;border-radius:2px;background:var(--accent-grad)}
.cap-band{display:flex;align-items:center;justify-content:center;gap:14px;text-align:center;background:var(--accent-grad);color:#fff;border-radius:18px;padding:22px 30px;font-weight:700;font-size:1.06rem;letter-spacing:.02em;box-shadow:0 18px 40px rgba(58,109,240,.24)}
.cap-band svg{flex-shrink:0}

/* Works */
.works{background:var(--ink);color:#fff}
.works .section-head h2{color:#fff}
.works .section-desc{color:rgba(255,255,255,.66)}
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.work-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:30px 28px;transition:transform .4s var(--ease),background .4s,border-color .4s,box-shadow .4s}
.work-card:hover{transform:translateY(-6px);background:rgba(255,255,255,.07);border-color:rgba(110,231,255,.42);box-shadow:0 22px 44px rgba(0,0,0,.28)}
.work-idx{display:block;font-family:"Manrope",sans-serif;font-weight:800;font-size:.9rem;letter-spacing:.08em;color:var(--accent-2);margin-bottom:16px}
.work-card h3{font-size:1.18rem;font-weight:700;line-height:1.5;letter-spacing:.02em;margin-bottom:10px;text-wrap:balance}
.work-card{overflow:hidden}
.work-card p{color:rgba(255,255,255,.6);font-size:.88rem;line-height:1.7;word-break:auto-phrase;line-break:strict}
/* Sequence-diagram reveal on hover */
.work-seq{position:absolute;inset:0;z-index:2;display:flex;align-items:center;justify-content:center;padding:20px 18px;opacity:0;transition:opacity .35s var(--ease);pointer-events:none;background:linear-gradient(180deg,rgba(11,16,32,.25),rgba(11,16,32,.55))}
.work-seq .seq-svg{width:100%;height:auto}
.work-card:hover > .work-seq{opacity:1}
.work-card:hover .work-idx,.work-card:hover > h3,.work-card:hover > p{opacity:0;transition:opacity .25s var(--ease)}
.seq-life{stroke:rgba(255,255,255,.16);stroke-width:1;stroke-dasharray:2 4}
.seq-actor-bg{fill:rgba(255,255,255,.08);stroke:rgba(255,255,255,.22);stroke-width:1}
.seq-actor{fill:#d3e2ff;font-size:10px;font-weight:600;text-anchor:middle;font-family:"Noto Sans JP",sans-serif}
.seq-msg{opacity:0}
.seq-line{stroke:#6ee7ff;stroke-width:1.6;fill:none;stroke-dasharray:1;stroke-dashoffset:1}
.seq-head{stroke:#6ee7ff;stroke-width:1.6;fill:none;stroke-linecap:round;stroke-linejoin:round}
.seq-label{fill:#e2ecff;font-size:9px;text-anchor:middle;font-family:"Noto Sans JP",sans-serif}
@keyframes seqMsgIn{to{opacity:1}}
@keyframes seqLineDraw{to{stroke-dashoffset:0}}
.work-card:hover .seq-msg{animation:seqMsgIn .3s ease forwards;animation-delay:calc(var(--i) * .42s)}
.work-card:hover .seq-line{animation:seqLineDraw .5s ease forwards;animation-delay:calc(var(--i) * .42s)}

/* Integrations logo wall */
.integrations{margin-top:52px;background:var(--bg);border-radius:24px;padding:44px 40px}
.integrations-head{text-align:center;margin-bottom:30px}
.integrations-head .label{color:var(--accent)}
.integrations-head h3{color:var(--ink);font-size:1.3rem;font-weight:800;letter-spacing:.02em}
.logo-cats{display:flex;flex-direction:column;gap:28px}
.logo-cat-label{display:block;font-family:"Manrope",sans-serif;font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--text-mut);margin-bottom:13px;padding-left:2px}
.logo-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.logo-tile{display:flex;align-items:center;gap:13px;min-width:0;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--bg);transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
.logo-tile:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(11,16,32,.08);border-color:transparent}
.logo-glyph{width:32px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.logo-name{font-size:.9rem;font-weight:600;color:var(--ink);letter-spacing:.01em;line-height:1.35;min-width:0;overflow-wrap:anywhere}
.logo-more{justify-content:center;border-style:dashed;background:var(--bg-alt)}
.logo-more .logo-name{color:var(--text-mut);font-weight:500}
.integrations-note{margin-top:24px;text-align:center;font-size:.8rem;color:var(--text-mut);letter-spacing:.02em}

/* Background / Belief */
.background{background:var(--ink-soft);color:#fff;text-align:center;overflow:hidden}
.bg-decoration{position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 50% 30%,rgba(124,92,255,.28),transparent 70%)}
.background .container{position:relative;z-index:2}
.background .section-head{margin:0 auto 30px;text-align:center}
.belief{max-width:840px;margin:0 auto 36px}
.belief p{font-size:clamp(1.8rem,5vw,3.2rem);font-weight:900;line-height:1.5;letter-spacing:.02em}
.belief .accent{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.belief-body{max-width:680px;margin:0 auto;color:rgba(255,255,255,.74);font-size:1.04rem;line-height:2;word-break:auto-phrase;line-break:strict}

/* Company */
.company-table{border-top:1px solid var(--line);max-width:860px}
.company-table .row{display:grid;grid-template-columns:200px 1fr;gap:20px;padding:24px 8px;border-bottom:1px solid var(--line)}
.company-table dt{font-weight:700;color:var(--ink);font-size:.96rem}
.company-table dd{color:var(--text);font-size:.98rem}

/* FAQ */
.faq{background:var(--bg-alt)}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--bg);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:box-shadow .3s var(--ease),border-color .3s}
.faq-item[open]{box-shadow:0 14px 34px rgba(11,16,32,.07);border-color:transparent}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;padding:22px 26px;font-weight:700;font-size:1.02rem;color:var(--ink);line-height:1.5}
.faq-item summary::-webkit-details-marker{display:none}
.faq-q{flex:0 0 auto;font-family:"Manrope",sans-serif;font-weight:800;font-size:.95rem;color:var(--accent)}
.faq-item summary::after{content:"+";margin-left:auto;font-size:1.5rem;font-weight:300;color:var(--accent);line-height:1;transition:transform .3s var(--ease)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-a{display:flex;gap:14px;padding:0 26px 24px}
.faq-a-mark{flex:0 0 auto;font-family:"Manrope",sans-serif;font-weight:800;font-size:.95rem;color:var(--accent-2);opacity:.9}
.faq-a p{color:var(--text-mut);line-height:1.95;font-size:.97rem;word-break:auto-phrase;line-break:strict}

/* Recruit */
.recruit{background:var(--ink);color:#fff;text-align:center;position:relative;overflow:hidden}
.recruit .recruit-bg{position:absolute;inset:0;z-index:0;background:url('../assets/recruit.jpg') center 95%/cover no-repeat}
.recruit .recruit-scrim{position:absolute;inset:0;z-index:0;background:linear-gradient(180deg,rgba(11,16,32,.78) 0%,rgba(11,16,32,.5) 42%,rgba(11,16,32,.62) 100%),radial-gradient(70% 55% at 50% 18%,rgba(124,92,255,.2),transparent 72%)}
.recruit-inner{position:relative;z-index:2;max-width:720px;margin:0 auto;text-align:center}
.recruit .label{color:var(--accent-2)}
.recruit h2{color:#fff;font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:900;letter-spacing:.02em;margin-bottom:20px}
.recruit-lead{font-size:clamp(1.08rem,2.2vw,1.35rem);font-weight:700;color:#fff;line-height:1.75;margin-bottom:20px;word-break:auto-phrase;line-break:strict}
.recruit-body{color:rgba(255,255,255,.72);font-size:1.02rem;line-height:1.95;margin-bottom:36px;word-break:auto-phrase;line-break:strict}
.recruit .btn-primary{background:var(--accent-grad);color:#fff}
.recruit .btn-primary:hover{box-shadow:0 18px 40px rgba(58,109,240,.4)}

/* Contact */
.contact{background:var(--bg-alt);text-align:center}
.contact-inner{max-width:720px;margin:0 auto}
.contact-head{text-align:center;max-width:720px;margin:0 auto 40px}
.contact h2,.contact-page h1{font-size:clamp(1.6rem,3.6vw,2.5rem);font-weight:900;color:var(--ink);line-height:1.5;margin-bottom:18px}
.contact-desc{color:var(--text-mut);font-size:1.02rem}
.contact-inner .btn-primary{margin-top:32px}
.contact-alt{margin-top:20px;font-size:.9rem;color:var(--text-mut)}
.contact-alt a{color:var(--accent);font-weight:600}
/* form page uses left-aligned form on a light page */
.contact-page{text-align:left}
.contact-page .contact-head{margin-bottom:36px}

/* Contact form */
.contact-form{max-width:720px;margin:0 auto;background:var(--bg);border:1px solid var(--line);border-radius:22px;padding:clamp(24px,4vw,42px);box-shadow:0 30px 70px rgba(11,16,32,.08)}
.cf-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cf-field{display:flex;flex-direction:column;margin-bottom:20px}
.cf-field label,.cf-consent{font-size:.9rem;font-weight:700;color:var(--ink)}
.cf-field label{display:flex;align-items:center;gap:8px;margin-bottom:9px}
.cf-req{font-size:.64rem;font-weight:700;color:#e5484d;background:rgba(229,72,77,.1);padding:2px 7px;border-radius:6px;letter-spacing:.02em}
.cf-opt{font-size:.64rem;font-weight:600;color:var(--text-mut);background:var(--bg-alt);padding:2px 7px;border-radius:6px}
.contact-form input,.contact-form select,.contact-form textarea{width:100%;font-family:inherit;font-size:1rem;color:var(--ink);background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:13px 15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);-webkit-appearance:none;appearance:none}
.contact-form input::placeholder,.contact-form textarea::placeholder{color:#aab1c2}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(58,109,240,.14)}
.contact-form textarea{resize:vertical;min-height:130px;line-height:1.7}
.cf-select{position:relative}
.cf-select svg{position:absolute;right:14px;top:50%;transform:translateY(-50%);color:var(--text-mut);pointer-events:none}
.cf-select select{padding-right:44px;cursor:pointer}
.cf-count{text-align:right;font-size:.76rem;color:var(--text-mut);margin-top:6px}
.cf-error{color:#e5484d;font-size:.82rem;margin-top:7px;display:none;align-items:center;gap:6px}
.cf-error::before{content:"⚠";font-size:.8rem}
.cf-field.is-error input,.cf-field.is-error textarea,.cf-field.is-error select{border-color:#e5484d;box-shadow:0 0 0 4px rgba(229,72,77,.12)}
.cf-field.is-error .cf-error,.is-error > .cf-error,.cf-error.show{display:flex}
/* honeypot (spam trap) — visually removed but not display:none */
.cf-hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
/* consent */
.cf-consent{display:flex;align-items:flex-start;gap:11px;font-weight:500;color:var(--text-mut);cursor:pointer;margin-top:4px}
.cf-consent input{width:20px;height:20px;flex:none;accent-color:var(--accent);margin-top:1px;cursor:pointer}
.cf-consent a{color:var(--accent);font-weight:600;text-decoration:underline}
#err-agree{margin-top:4px;margin-bottom:6px}
/* submit */
.cf-submit{width:100%;margin-top:22px;gap:10px}
.cf-submit[disabled]{opacity:.7;cursor:default}
.cf-spinner{width:18px;height:18px;border:2.4px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;display:none;animation:cfSpin .7s linear infinite}
.cf-submit.is-loading .cf-spinner{display:inline-block}
@keyframes cfSpin{to{transform:rotate(360deg)}}
.cf-formerror{color:#e5484d;font-size:.88rem;text-align:center;margin-top:14px}
.cf-note{text-align:center;color:var(--text-mut);font-size:.82rem;line-height:1.8;margin-top:16px}
.cf-note a{color:var(--accent);font-weight:600}
/* success */
.cf-success{max-width:620px;margin:0 auto;text-align:center;background:var(--bg);border:1px solid var(--line);border-radius:22px;padding:52px 34px;box-shadow:0 30px 70px rgba(11,16,32,.08)}
.cf-success-icon{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;margin:0 auto 22px;color:#fff;background:linear-gradient(135deg,#22c55e,#16a34a);box-shadow:0 12px 30px rgba(34,197,94,.35)}
.cf-success h3{font-size:1.4rem;font-weight:800;color:var(--ink);margin-bottom:12px}
.cf-success p{color:var(--text-mut);line-height:1.9}

/* Footer */
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:64px 0 40px}
.footer-inner{display:flex;flex-direction:column;gap:26px}
.footer-brand{display:flex;align-items:center;gap:11px}
.footer-mark svg{border-radius:10px}
.footer-brand .wordmark .w-d,.footer-brand .wordmark .w-e{font-size:1.24rem}
.footer-ja{font-size:.72rem;color:rgba(255,255,255,.6);letter-spacing:.06em;font-weight:500;line-height:1.3;white-space:nowrap;padding-left:12px;border-left:1px solid rgba(255,255,255,.2)}
.footer-nav{display:flex;flex-wrap:wrap;gap:24px}
.footer-nav a{font-size:.86rem;color:rgba(255,255,255,.66);transition:color .25s}
.footer-nav a:hover{color:#fff}
.footer-legal{display:flex;flex-wrap:wrap;gap:22px}
.footer-legal a{font-size:.82rem;color:rgba(255,255,255,.58);transition:color .25s}
.footer-legal a:hover{color:#fff}
.copyright{font-family:"Manrope",sans-serif;font-size:.78rem;color:rgba(255,255,255,.45);letter-spacing:.04em;padding-top:24px;border-top:1px solid rgba(255,255,255,.1)}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* Interactive cards: 3D tilt + cursor spotlight */
.pillar,.service-card,.flow-step,.cap-group,.work-card{position:relative;will-change:transform}
.pillar::after,.service-card::after,.flow-step::after,.cap-group::after,.work-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:3;
  opacity:0;transition:opacity .4s var(--ease);
  background:radial-gradient(340px circle at var(--mx,50%) var(--my,50%),rgba(120,175,255,.16),transparent 62%);
}
.pillar:hover::after,.service-card:hover::after,.flow-step:hover::after,.cap-group:hover::after,.work-card:hover::after{opacity:1}

/* Legal pages (privacy / security) */
.legal-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100}
.legal-header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.legal-back{font-size:.86rem;font-weight:600;color:var(--text-mut);transition:color .25s}
.legal-back:hover{color:var(--ink)}
.legal-page{background:#fff;padding:64px 0 96px;min-height:72vh}
.legal-inner{max-width:820px}
.legal-page .label{color:var(--accent)}
.legal-page h1{font-size:clamp(1.7rem,4vw,2.5rem);font-weight:900;color:var(--ink);letter-spacing:.02em;margin:10px 0 14px}
.legal-lead{color:var(--text-mut);line-height:1.95;margin-bottom:8px;word-break:auto-phrase;line-break:strict}
.legal-body h2{font-size:1.16rem;font-weight:800;color:var(--ink);letter-spacing:.02em;margin:38px 0 12px}
.legal-body p{color:var(--text-mut);line-height:1.95;margin-bottom:12px;word-break:auto-phrase;line-break:strict}
.legal-body ul{margin:0 0 12px 1.25em;color:var(--text-mut);line-height:1.95}
.legal-body li{margin-bottom:6px}
.legal-info{border-top:1px solid var(--line);margin:6px 0 12px}
.legal-info div{display:grid;grid-template-columns:170px 1fr;gap:16px;padding:15px 4px;border-bottom:1px solid var(--line)}
.legal-info dt{font-weight:700;color:var(--ink);font-size:.95rem}
.legal-info dd{color:var(--text-mut)}
.legal-meta{margin-top:44px;padding-top:20px;border-top:1px solid var(--line);color:var(--text-mut);font-size:.9rem;line-height:1.9}

/* Blog header (global nav, always-solid) */
.blog-nav{display:flex;align-items:center;gap:22px}
.blog-nav a{font-size:.86rem;font-weight:500;color:var(--text-mut);white-space:nowrap;transition:color .25s}
.blog-nav a:hover{color:var(--ink)}
.blog-nav a[aria-current]{color:var(--ink);font-weight:700}
.blog-nav .blog-cta{display:inline-flex;align-items:center;gap:8px;background:var(--ink);color:#fff;padding:9px 18px;border-radius:999px;font-weight:600}
.blog-nav .blog-cta:hover{color:#fff;transform:translateY(-1px)}

/* Breadcrumb */
.breadcrumb{padding:18px 0 0}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0;padding:0}
.breadcrumb li{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--text-mut)}
.breadcrumb li+li::before{content:"›";color:#b3bccd}
.breadcrumb a{color:var(--accent);font-weight:600}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb [aria-current]{color:var(--text-mut)}

/* Blog article */
.article-inner{max-width:760px}
.article-meta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;font-size:.82rem;color:var(--text-mut);margin:4px 0 18px}
.article-cat{background:rgba(58,109,240,.1);color:var(--accent);font-weight:700;padding:3px 11px;border-radius:999px}
.article h1{font-size:clamp(1.7rem,4vw,2.35rem);font-weight:900;color:var(--ink);line-height:1.45;letter-spacing:.01em;margin:6px 0 22px}
.article .lead{background:var(--bg-alt);border-left:4px solid var(--accent);border-radius:0 12px 12px 0;padding:20px 22px;color:var(--text);line-height:1.95;margin:0 0 36px;word-break:auto-phrase;line-break:strict}
.article .lead strong{color:var(--ink)}
.article h2{font-size:1.4rem;font-weight:800;color:var(--ink);letter-spacing:.02em;margin:46px 0 14px;padding-bottom:10px;border-bottom:2px solid var(--line)}
.article h3{font-size:1.12rem;font-weight:800;color:var(--ink);margin:30px 0 10px}
.article p{color:var(--text);line-height:1.95;margin-bottom:16px;word-break:auto-phrase;line-break:strict}
.article ul{margin:0 0 18px 1.3em;color:var(--text);line-height:1.95}
.article li{margin-bottom:7px}
.article li strong,.article p strong{color:var(--ink)}
.article-table-wrap{overflow-x:auto;margin:18px 0 26px}
.article table{width:100%;border-collapse:collapse;font-size:.94rem;min-width:460px}
.article th,.article td{border:1px solid var(--line);padding:11px 13px;text-align:left;vertical-align:top;line-height:1.7}
.article thead th{background:var(--bg-alt);color:var(--ink);font-weight:700;white-space:nowrap}
.article-cta{background:linear-gradient(135deg,#111a35,#1c2444);color:#fff;border-radius:16px;padding:26px 28px;margin:34px 0 10px;box-shadow:0 22px 50px rgba(11,16,32,.18)}
.article-cta p{color:rgba(255,255,255,.9);margin-bottom:14px}
.article-cta a{color:#fff}
.article-cta .btn-primary{background:var(--accent-grad);color:#fff}
.article-related{font-size:.92rem;color:var(--text-mut);margin:8px 0 0}
.article-related a{color:var(--accent);font-weight:600}
.article-faq{margin-top:44px;padding-top:8px}
.article-faq .faq-item{margin-bottom:12px}
.article-divider{border:0;border-top:1px solid var(--line);margin:40px 0}

/* Blog latest (top page teaser, filled from WP REST API) */
.blog-latest{background:var(--bg-alt)}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-bottom:36px}
a.blog-card{display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--line);border-radius:18px;overflow:hidden;color:inherit;transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
a.blog-card:hover{transform:translateY(-6px);box-shadow:0 26px 50px rgba(11,16,32,.09)}
.bc-thumb{display:block;aspect-ratio:16/9;background:linear-gradient(135deg,#1a2447,#0b1020) center/cover no-repeat}
.bc-body{display:flex;flex-direction:column;flex:1;padding:22px 22px 24px}
.bc-meta{display:flex;gap:10px;align-items:center;font-size:.76rem;color:var(--text-mut);margin-bottom:11px}
.bc-cat{background:rgba(58,109,240,.1);color:var(--accent);font-weight:700;padding:2px 10px;border-radius:999px}
.bc-title{font-size:1.05rem;font-weight:800;color:var(--ink);line-height:1.5;margin-bottom:10px}
.bc-excerpt{font-size:.9rem;color:var(--text-mut);line-height:1.75;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.blog-more{text-align:center}

/* ===== Responsive ===== */
@media (max-width:860px){
  .pillars,.service-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr;gap:38px}
  .flow-step:not(:first-child)::before{content:"↓";left:50%;top:-22px}
  .flow-loop{border-radius:20px;padding:20px 24px}
  .cap-grid{grid-template-columns:1fr 1fr;gap:16px}
  .cap-axis{font-size:.68rem;gap:12px}
  .cap-band{border-radius:16px;padding:20px 22px;font-size:.98rem}
  .works-grid{grid-template-columns:1fr}
  .blog-grid{grid-template-columns:1fr}
  .integrations{padding:34px 20px}
  .logo-wall{grid-template-columns:1fr 1fr;gap:12px}
  .concept-photo{min-height:68vh;padding:100px 0}
  .concept-scrim{background:linear-gradient(180deg,rgba(11,16,32,.75) 0%,rgba(11,16,32,.5) 45%,rgba(11,16,32,.85) 100%)}
  .company-table .row{grid-template-columns:1fr;gap:6px;padding:20px 4px}
  .company-table dt{font-size:.82rem;color:var(--accent)}
  .section{padding:88px 0}
}
/* Header nav → hamburger（日本語ラベル8項目が収まる幅で切替） */
@media (max-width:1024px){
  .nav{position:fixed;inset:0;width:100%;flex-direction:column;justify-content:center;gap:26px;background:rgba(11,16,32,.98);backdrop-filter:blur(14px);transform:translateX(100%);transition:transform .4s var(--ease);padding:80px 40px 40px}
  .nav.open{transform:none}
  .brand{position:relative;z-index:105}
  .nav a{color:#fff;font-size:1.05rem}
  .nav a:hover{color:var(--accent-2)}
  .nav a:not(.nav-cta)::after{display:none}
  .nav-cta{width:auto;height:auto;border-radius:999px;padding:14px 28px;gap:9px}
  .nav-cta-label{display:inline}
  .nav-toggle{display:flex;z-index:110}
  .nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .site-header.scrolled .nav-toggle span{background:var(--ink)}
  .nav-toggle.open span{background:#fff !important}
}
/* 社名は広い画面のみ（狭いとナビと干渉するため） */
@media (max-width:1240px){
  .brand-ja{display:none}
}
@media (max-width:640px){
  .hero-video{opacity:.5}
  .cf-row{grid-template-columns:1fr;gap:0}
}
@media (max-width:560px){
  .cap-grid{grid-template-columns:1fr}
  .logo-wall{grid-template-columns:1fr}
}
/* ===== モバイル: 縦に長いカード群を横スワイプ（scroll-snap）に ===== */
@media (max-width:860px){
  .pillars,.service-grid,.cap-grid,.works-grid,.blog-grid{
    display:flex;flex-wrap:nowrap;overflow-x:auto;scroll-snap-type:x mandatory;
    gap:14px;margin-left:-24px;margin-right:-24px;padding:2px 24px 18px;
    -webkit-overflow-scrolling:touch;scrollbar-width:none;
  }
  .pillars::-webkit-scrollbar,.service-grid::-webkit-scrollbar,.cap-grid::-webkit-scrollbar,
  .works-grid::-webkit-scrollbar,.blog-grid::-webkit-scrollbar{display:none}
  .pillars>*,.service-grid>*,.cap-grid>*,.works-grid>*,.blog-grid>*{
    scroll-snap-align:start;flex:0 0 80%;max-width:80%;
    opacity:1 !important;transform:none !important;   /* reveal(opacity:0)を無効化：横位置で観測外れ対策 */
  }
  .cap-grid>*{flex-basis:72%;max-width:72%}
  /* スワイプ可能のヒント（右端にフェード） */
  .swipe-wrap{position:relative}
}
/* ===== トップへ戻るボタン（スマホ表示） ===== */
.to-top{position:fixed;right:16px;bottom:16px;z-index:120;width:48px;height:48px;padding:0;border:0;border-radius:50%;
  background:var(--ink);color:#fff;display:none;align-items:center;justify-content:center;cursor:pointer;
  box-shadow:0 8px 22px rgba(11,16,32,.3);opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease)}
.to-top svg{width:22px;height:22px}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
@media (max-width:860px){ .to-top{display:inline-flex} }

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .orb,.scroll-cue span{animation:none}
  html{scroll-behavior:auto}
  .hero-title .accent{animation:none}
  .work-card .seq-msg{opacity:1}
  .work-card .seq-line{stroke-dashoffset:0}
}


/* ===== グループロゴ（フッター下段バー・案A）2026-07-25 ===== */
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:24px;border-top:1px solid rgba(255,255,255,.1)}
.footer-bottom .copyright{margin:0}
.footer-group{display:inline-flex;align-items:center;gap:13px;opacity:.92}
.footer-group .g-lbl{font-family:"Manrope",sans-serif;font-weight:600;font-size:.6rem;letter-spacing:.2em;color:rgba(255,255,255,.42)}
.footer-group img{height:30px;width:auto;display:block}
@media(max-width:640px){.footer-bottom{flex-direction:column;align-items:flex-start;gap:16px}}