/* =========================================================
   Zero studio — 統合サイト
   PC = 案B スタジオ(構造的) / スマホ = 案C 静寂(雰囲気)
   base.css のトークン・フォントを継承
   ========================================================= */

html,body{ max-width:100%; overflow-x:hidden; }
body{ background:var(--bg); }

/* ambient haze (案Cの空気感) */
.haze{ position:fixed; inset:0; z-index:0; pointer-events:none; }
.haze::before,.haze::after{ content:""; position:absolute; border-radius:50%; filter:blur(100px); opacity:.45; }
.haze::before{ width:620px; height:620px; left:-200px; top:-160px; background:radial-gradient(circle,#cfe0f1,transparent 70%); }
.haze::after{ width:560px; height:560px; right:-220px; top:34%; background:radial-gradient(circle,#e6eff8,transparent 70%); }

.container{ max-width:1140px; margin:0 auto; padding:0 36px; position:relative; z-index:1; }

/* ============ NAV ============ */
.nav{
  position:sticky; top:0; z-index:100;
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 36px;
  background:rgba(251,252,254,.78);
  backdrop-filter:blur(16px) saturate(1.4);
  -webkit-backdrop-filter:blur(16px) saturate(1.4);
  border-bottom:1px solid var(--line);
}
.nav .logo{ font-family:var(--en); font-size:24px; letter-spacing:.03em; text-decoration:none; color:var(--ink); }
.nav .logo b{ color:var(--blue); }
.nav-links{ display:flex; align-items:center; gap:24px; padding-right:76px; }
.nav-links a{
  font-family:var(--sans); font-size:13px; letter-spacing:.1em;
  color:var(--ink-2); text-decoration:none; transition:.2s; white-space:nowrap;
}
.nav-links a:hover{ color:var(--blue-deep); }
.nav-cta{
  font-family:var(--sans); font-size:13px; letter-spacing:.08em;
  padding:0; border-radius:0; background:transparent; color:var(--ink-2) !important;
  transition:.2s;
}
.nav-cta:hover{ background:transparent; color:var(--blue-deep) !important; }
.side-open{
  appearance:none;
  position:fixed !important;
  right:36px;
  top:max(16px,calc(env(safe-area-inset-top) + 12px));
  z-index:117;
  width:52px;
  height:36px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:6px;
  border:0;
  background:transparent;
  padding:0;
  cursor:pointer;
  transform:none;
  transition:.2s;
}
.side-open span{
  display:block;
  width:50px;
  height:2px;
  background:var(--ink);
  transition:transform .24s ease, opacity .24s ease, background .24s ease;
}
.side-open:hover span{ background:var(--blue-deep); }
.side-open.open span{ width:24px; }
.side-open.open span:nth-child(1){ transform:translateY(8px) rotate(45deg); }
.side-open.open span:nth-child(2){ opacity:0; transform:scaleX(0); }
.side-open.open span:nth-child(3){ transform:translateY(-8px) rotate(-45deg); }
.nav-toggle{ display:none; }

/* mobile menu overlay */
.nav-menu{ display:none; }

.side-backdrop{
  position:fixed;
  inset:0;
  z-index:118;
  background:rgba(54,74,98,.22);
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
  opacity:0;
  pointer-events:none;
  transition:opacity .24s ease;
}
.side-backdrop.open{ opacity:1; pointer-events:auto; }
.side-nav{
  position:fixed;
  right:0;
  top:0;
  z-index:119;
  width:min(312px,calc(100vw - 24px));
  height:100vh;
  padding:56px 32px 40px;
  display:flex;
  flex-direction:column;
  gap:0;
  border-left:1px solid rgba(228,234,240,.86);
  background:rgba(248,251,254,.94);
  backdrop-filter:blur(28px);
  -webkit-backdrop-filter:blur(28px);
  box-shadow:-8px 0 40px rgba(78,116,156,.18);
  overflow:auto;
  opacity:0;
  pointer-events:none;
  transform:translateX(100%);
  transition:opacity .76s ease, transform .76s cubic-bezier(.4,0,.2,1);
}
.side-nav.open{ opacity:1; pointer-events:auto; transform:none; }
.side-head{ display:block; padding:0; }
.side-head p{
  margin:0 0 14px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
  color:var(--ink-3);
  font-family:var(--en);
  font-size:12px;
  letter-spacing:.45em;
  text-transform:uppercase;
}
.side-head strong{ display:none; }
.side-head strong span{ color:var(--blue); }
.side-close{
  appearance:none;
  position:relative;
  position:absolute;
  top:20px;
  right:20px;
  width:36px;
  height:36px;
  border:0;
  background:transparent;
  padding:0;
  cursor:pointer;
}
.side-close span{
  position:absolute;
  left:50%;
  top:50%;
  width:24px;
  height:1.5px;
  background:var(--ink-2);
  border-radius:2px;
  transform-origin:center;
}
.side-close span:first-child{ transform:translate(-50%,-50%) rotate(45deg); }
.side-close span:last-child{ transform:translate(-50%,-50%) rotate(-45deg); }
.side-list{
  display:flex;
  flex-direction:column;
  gap:4px;
  border-top:0;
  margin-bottom:28px;
}
.side-list a{
  position:relative;
  display:block;
  padding:10px 14px;
  border-radius:10px;
  border-bottom:0;
  color:#6f7f8f;
  font-family:var(--sans);
  text-decoration:none;
  opacity:0;
  transform:translateX(10px);
  transition:opacity .56s ease, transform .56s ease, color .2s ease, background .2s ease, padding-left .2s ease;
}
.side-nav.open .side-list a{ opacity:1; transform:none; }
.side-nav.open .side-list a:nth-child(1){ transition-delay:.16s; }
.side-nav.open .side-list a:nth-child(2){ transition-delay:.22s; }
.side-nav.open .side-list a:nth-child(3){ transition-delay:.28s; }
.side-nav.open .side-list a:nth-child(4){ transition-delay:.34s; }
.side-nav.open .side-list a:nth-child(5){ transition-delay:.40s; }
.side-nav.open .side-list a:nth-child(6){ transition-delay:.46s; }
.side-nav.open .side-list a:nth-child(7){ transition-delay:.52s; }
.side-nav.open .side-list a:nth-child(8){ transition-delay:.58s; }
.side-nav.open .side-list a:nth-child(9){ transition-delay:.64s; }
.side-nav.open .side-list a:nth-child(10){ transition-delay:.70s; }
.side-nav.open .side-list a:nth-child(11){ transition-delay:.76s; }
.side-list a span{
  font-family:var(--sans);
  font-size:13.5px;
  font-weight:500;
  letter-spacing:.12em;
  line-height:1;
}
.side-list a small{
  display:none;
}
.side-list a:hover{
  color:#2f3b46;
  background:rgba(255,255,255,.68);
  padding-left:20px;
}
.side-list a:hover span{ color:#2f3b46; }
.side-title{
  margin:0 0 14px;
  padding-bottom:10px;
  border-bottom:1px solid var(--line);
  color:var(--ink-3);
  font-family:var(--en);
  font-size:12px;
  letter-spacing:.45em;
  text-transform:uppercase;
}
.side-foot{
  display:flex;
  flex-wrap:nowrap;
  gap:8px;
  margin:0 0 12px;
  padding-top:0;
  border-top:0;
  opacity:0;
  transform:translateX(18px);
  transition:opacity .84s ease .76s, transform .84s cubic-bezier(.22,.8,.22,1) .76s;
}
.side-nav.open .side-foot{ opacity:1; transform:none; }
.side-foot a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  min-width:0;
  padding:0;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--ink-2);
  background:rgba(255,255,255,.62);
  font-family:var(--sans);
  font-size:11px;
  letter-spacing:.12em;
  text-decoration:none;
}
.side-foot a:hover{
  border-color:var(--blue);
  background:rgba(255,255,255,.92);
  color:var(--ink);
  transform:translateY(-2px);
  box-shadow:0 6px 16px rgba(78,116,156,.18);
}
.side-icon-btn svg{ width:19px; height:19px; fill:currentColor; }

@media (max-width:860px){
  .nav{ width:100%; padding:13px 22px; }
  .nav-links{ display:none; }
  .side-open{ right:22px; top:max(13px,calc(env(safe-area-inset-top) + 10px)); }
  .side-nav{ width:min(292px,calc(100vw - 18px)); padding:54px 28px 32px; }
  .side-list a span{ font-size:13px; }
  .nav-toggle{
    display:none; flex-direction:column; gap:5px; width:30px; height:30px;
    position:absolute; right:22px; top:50%; transform:translateY(-50%);
    flex:0 0 30px; align-items:center; justify-content:center; appearance:none;
    padding:0; background:none; border:none; cursor:pointer;
  }
  .nav-toggle span{ width:22px; height:1.5px; background:var(--ink); transition:.25s; }
  .nav-toggle.open span:nth-child(1){ transform:translateY(6.5px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2){ opacity:0; }
  .nav-toggle.open span:nth-child(3){ transform:translateY(-6.5px) rotate(-45deg); }

  .nav-menu{
    display:flex; position:fixed; inset:0; z-index:99;
    flex-direction:column; align-items:center; justify-content:center; gap:6px;
    background:rgba(251,252,254,.97); backdrop-filter:blur(20px);
    opacity:0; pointer-events:none; transition:opacity .3s;
  }
  .nav-menu.open{ opacity:1; pointer-events:auto; }
  .nav-menu a{
    font-family:var(--jp); font-size:23px; font-weight:500; letter-spacing:.14em;
    color:var(--ink); text-decoration:none; padding:14px 0;
  }
  .nav-menu a .en{ display:block; font-family:var(--en); font-style:italic; font-size:13px; color:var(--blue); letter-spacing:.04em; text-align:center; margin-top:2px; }
}

/* ============ shared section heads ============ */
section{ padding:96px 0; position:relative; z-index:1; }
.shead{ margin-bottom:52px; }
.shead.center{ text-align:center; }
.shead .no{ font-family:var(--en); font-style:italic; font-size:16px; color:var(--blue); letter-spacing:.1em; display:block; }
.shead h2{ font-family:var(--jp); font-weight:600; font-size:32px; letter-spacing:.16em; margin:8px 0 0; color:var(--ink); }
.shead .lead{ margin:16px 0 0; font-size:15px; color:var(--ink-2); line-height:2; max-width:560px; }
.shead.center .lead{ margin-left:auto; margin-right:auto; }

.eyebrow{ font-family:var(--sans); font-weight:400; font-size:11px; letter-spacing:.42em; text-transform:uppercase; color:var(--blue-deep); }

/* ============ HERO ============ */
.hero{ padding:0; }
.hero-inner{
  display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center;
  min-height:88vh; padding:60px 0;
}
.hero .eyebrow{ display:block; margin-bottom:24px; }
.hero h1{ font-family:var(--en); font-weight:500; font-size:clamp(64px,8vw,112px); line-height:1.05; margin:0; color:var(--ink); }
.hero h1 .dot{ color:var(--blue); }
.hero .tagline{ margin:18px 0 0; font-family:var(--jp); font-size:clamp(15px,2vw,18px); letter-spacing:.28em; color:var(--ink); font-weight:500; }
.hero .desc{ margin:26px 0 34px; font-size:15.5px; line-height:2.05; color:var(--ink-2); max-width:440px; text-wrap:pretty; }
.hero .cta-row{ display:flex; gap:14px; flex-wrap:wrap; }
.btn{ display:inline-flex; align-items:center; gap:8px; text-decoration:none; font-family:var(--sans); font-size:14px; letter-spacing:.06em; padding:14px 26px; border-radius:999px; transition:.22s; cursor:pointer; }
.btn-primary{ background:var(--ink); color:#fff; }
.btn-primary:hover{ background:var(--blue-deep); transform:translateY(-2px); }
.btn-ghost{ border:1px solid var(--line); background:var(--panel); color:var(--ink); }
.btn-ghost:hover{ border-color:var(--blue); color:var(--blue-deep); }
.hero .btn-primary{ border:1px solid var(--line); background:var(--panel); color:var(--ink); }
.hero .btn-primary:hover{ border-color:var(--line); background:var(--panel); color:var(--ink); transform:none; }

.hero-fig{ position:relative; border-radius:12px; overflow:hidden; box-shadow:0 30px 80px -34px rgba(50,80,120,.5); }
.hero-fig img{ width:100%; display:block; filter:saturate(.9) brightness(1.03); }
.hero-fig .tag{ position:absolute; left:18px; bottom:16px; font-family:var(--sans); font-size:10.5px; letter-spacing:.24em; color:#fff; background:rgba(27,33,39,.4); backdrop-filter:blur(4px); padding:7px 13px; border-radius:999px; }

/* waveform */
.wave{ display:flex; align-items:center; gap:3px; height:40px; margin-top:30px; }
.wave.center{ justify-content:center; }
.wave .bar{ width:3px; border-radius:3px; background:linear-gradient(180deg,var(--blue),#a9c8e6); animation:eq 1.4s ease-in-out infinite; }
@keyframes eq{ 0%,100%{ transform:scaleY(.28); } 50%{ transform:scaleY(1); } }

@media (max-width:860px){
  .hero-inner{
    grid-template-columns:1fr; gap:0; min-height:0; padding:36px 0 20px;
    text-align:center; justify-items:center;
  }
  .hero .hero-text{ order:2; margin-top:28px; position:relative; z-index:2; }
  .hero .hero-fig{ order:1; width:min(440px,86vw); margin-bottom:0; }
  .hero .hero-fig::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,rgba(251,252,254,0) 45%,var(--bg) 100%); }
  .hero h1{ font-size:clamp(84px,26vw,150px); }
  .hero .desc{ margin-left:auto; margin-right:auto; }
  .hero .cta-row{ justify-content:center; }
  .hero .wave{ justify-content:center; }
}

/* ============ ABOUT ============ */
.about-inner{ display:grid; grid-template-columns:300px 1fr; gap:56px; align-items:center; }
.about-photo{ border-radius:12px; overflow:hidden; box-shadow:var(--shadow); }
.about-photo img{ width:100%; display:block; filter:saturate(.9); }
.about-body p{ font-size:16px; line-height:2.15; color:var(--ink); margin:0 0 18px; text-wrap:pretty; }
.about-body p.sub{ font-size:14.5px; color:var(--ink-2); }
.skills{ display:flex; flex-wrap:wrap; gap:10px; margin-top:26px; }
.skills span{ font-family:var(--sans); font-size:12.5px; letter-spacing:.06em; padding:8px 16px; border-radius:999px; background:var(--blue-soft); color:var(--blue-deep); }
@media (max-width:860px){
  .about-inner{ grid-template-columns:1fr; gap:32px; text-align:center; }
  .about-photo{ width:200px; margin:0 auto; border-radius:50%; aspect-ratio:1; }
  .about-photo img{ height:100%; object-fit:cover; }
  .skills{ justify-content:center; }
}

/* ============ SERVICES ============ */
.svc-grid{ display:grid; grid-template-columns:1fr 1fr; gap:24px; }
.svc{
  background:var(--panel); border:1px solid var(--line); border-radius:16px;
  padding:42px 38px; box-shadow:var(--shadow-sm); transition:.25s;
  display:flex; flex-direction:column; min-height:280px;
}
.svc:hover{ transform:translateY(-5px); border-color:var(--blue); box-shadow:var(--shadow); }
.svc .ico{ width:46px; height:46px; display:flex; align-items:center; justify-content:center; border-radius:12px; background:var(--blue-soft); margin-bottom:22px; }
.svc .ico svg{ width:24px; height:24px; stroke:var(--blue-deep); }
.svc .num{ font-family:var(--en); font-style:italic; font-size:14px; color:var(--blue); letter-spacing:.1em; }
.svc h3{ font-family:var(--jp); font-weight:600; font-size:22px; letter-spacing:.1em; margin:6px 0 12px; }
.svc p{ font-size:14.5px; line-height:2; color:var(--ink-2); margin:0 0 26px; flex:1; }
.svc .svc-foot{ display:flex; align-items:center; justify-content:space-between; }
.svc .price-from{ font-family:var(--en); font-size:15px; color:var(--ink); }
.svc .price-from b{ font-size:26px; font-weight:600; color:var(--blue-deep); }
.svc .arrow{ font-family:var(--sans); font-size:13px; letter-spacing:.08em; color:var(--blue-deep); text-decoration:none; display:inline-flex; gap:6px; align-items:center; }
.svc .arrow:hover{ gap:10px; }
@media (max-width:860px){ .svc-grid{ grid-template-columns:1fr; gap:18px; } .svc{ min-height:0; padding:34px 28px; } }

/* ============ MIX 詳細 ============ */
.subhead{ display:flex; align-items:baseline; gap:14px; margin:64px 0 26px; }
.subhead:first-of-type{ margin-top:0; }
.subhead .n{ font-family:var(--en); font-size:14px; color:var(--blue); letter-spacing:.2em; }
.subhead h3{ font-family:var(--jp); font-weight:600; font-size:21px; letter-spacing:.14em; margin:0; }
.subhead .en{ font-family:var(--en); font-style:italic; color:var(--ink-3); font-size:14px; margin-left:auto; }

/* price cards */
.pgrid{ display:grid; grid-template-columns:repeat(4,1fr); gap:16px; }
.pcard{ background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:26px 22px 24px; box-shadow:var(--shadow-sm); transition:.24s; display:flex; flex-direction:column; min-height:182px; }
.pcard:hover{ transform:translateY(-4px); border-color:var(--blue); box-shadow:var(--shadow); }
.pcard .ttl{ font-size:16px; font-weight:600; letter-spacing:.06em; }
.pcard .amt{ font-family:var(--en); font-size:44px; font-weight:500; line-height:1.1; margin-top:auto; color:var(--ink); }
.pcard .amt .pre{ font-size:21px; color:var(--ink-3); vertical-align:6px; margin-right:1px; }
.pcard .amt .from{ font-family:var(--jp); font-size:13px; color:var(--ink-3); }
.pcard .collab{ margin-top:12px; font-family:var(--sans); font-size:11.5px; letter-spacing:.04em; color:var(--blue-deep); background:var(--blue-soft); border-radius:6px; padding:6px 10px; }
.pcard .collab.empty{ background:transparent; color:var(--ink-3); padding-left:0; }
.pnote{ margin-top:22px; font-size:13.5px; color:var(--ink-2); line-height:1.95; }
@media (max-width:760px){ .pgrid{ grid-template-columns:1fr 1fr; } }
@media (max-width:460px){ .pgrid{ grid-template-columns:1fr; } .pcard{ min-height:0; } }

/* duo: delivery + payment */
.duo{ display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.panel{ background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:30px 28px; box-shadow:var(--shadow-sm); }
.panel h4{ font-family:var(--jp); font-weight:600; font-size:17px; letter-spacing:.12em; margin:0 0 4px; }
.panel .psub{ font-family:var(--en); font-style:italic; color:var(--ink-3); font-size:13px; margin-bottom:20px; }
.basebar{ background:var(--blue-soft); border-radius:8px; padding:14px 16px; font-size:14px; margin-bottom:14px; display:flex; justify-content:space-between; align-items:center; }
.basebar b{ font-family:var(--en); font-size:16px; color:var(--blue-deep); }
.rows{ list-style:none; margin:0; padding:0; }
.rows li{ display:flex; justify-content:space-between; padding:12px 2px; border-bottom:1px solid var(--line-2); font-size:14.5px; }
.rows li:last-child{ border-bottom:none; }
.rows li .add{ font-family:var(--en); font-size:16px; color:var(--blue-deep); }
.mini{ font-size:12.5px; color:var(--ink-2); margin-top:14px; line-height:1.9; }
.paychips{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:16px; }
.paychips span{ font-family:var(--sans); font-size:13px; padding:9px 16px; border-radius:999px; background:var(--blue-soft); color:var(--blue-deep); }
.paylist{ list-style:none; margin:0; padding:0; }
.paylist li{ position:relative; padding:0 0 11px 18px; font-size:12.8px; color:var(--ink-2); line-height:1.85; }
.paylist li::before{ content:""; position:absolute; left:2px; top:9px; width:5px; height:5px; border-radius:50%; background:var(--blue); }
.paylist li b{ color:var(--ink); }
@media (max-width:760px){ .duo{ grid-template-columns:1fr; } }

/* flow */
.fgrid{ display:grid; grid-template-columns:repeat(5,1fr); gap:12px; }
.fstep{ background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:22px 16px; text-align:center; }
.fstep .n{ font-family:var(--en); font-size:24px; color:var(--blue); }
.fstep h5{ margin:8px 0 6px; font-size:14px; font-weight:600; letter-spacing:.04em; }
.fstep p{ margin:0; font-size:11.5px; color:var(--ink-2); line-height:1.75; }
@media (max-width:760px){ .fgrid{ grid-template-columns:repeat(2,1fr); } }

/* template */
.tpl{ width:100%; margin:24px 0 0; background:linear-gradient(160deg,#ffffff,#f4f8fc); color:var(--ink); border:1px solid var(--line); border-radius:14px; overflow:hidden; box-shadow:var(--shadow-sm); }
.tpl .bar{ display:flex; align-items:center; gap:8px; padding:14px 16px; border-bottom:1px solid var(--line-2); font-family:var(--sans); font-size:11px; letter-spacing:.14em; color:var(--blue-deep); }
.tpl .bar span{ min-width:0; flex:1; }
.tpl .bar i{ width:8px; height:8px; border-radius:50%; background:#c8d9eb; flex:0 0 auto; }
.copy-btn{ flex:0 0 auto; border:1px solid var(--line); background:var(--panel); color:var(--ink-2); border-radius:999px; padding:7px 13px; font-family:var(--sans); font-size:12px; letter-spacing:.04em; cursor:pointer; }
.copy-btn:hover{ border-color:var(--line); background:var(--panel); color:var(--ink-2); }
.tpl-copy{ display:block; width:100%; border:0; margin:0; padding:22px 24px; background:linear-gradient(180deg,rgba(233,241,249,.5),rgba(255,255,255,.78)); color:var(--ink); font-family:var(--jp); font-size:14px; line-height:2.08; letter-spacing:.04em; white-space:pre-wrap; user-select:text; }
@media (max-width:640px){ .tpl .bar{ letter-spacing:.08em; } .tpl-copy{ padding:20px; font-size:13.5px; } }
.tpl-note{ margin-top:16px; font-size:12.5px; color:var(--ink-2); line-height:1.9; }

/* notes */
.notewrap{ background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:34px 32px; box-shadow:var(--shadow-sm); }
.bullets{ list-style:none; margin:0; padding:0; columns:2; column-gap:44px; }
.bullets li{ break-inside:avoid; position:relative; padding:0 0 16px 22px; font-size:13.5px; color:var(--ink-2); line-height:1.9; }
.bullets li::before{ content:""; position:absolute; left:3px; top:11px; width:6px; height:6px; border-radius:50%; background:var(--blue); }
.bullets li b{ color:var(--ink); font-weight:600; }
@media (max-width:760px){ .bullets{ columns:1; } }

/* ============ ホームページ制作依頼 ============ */
.web-plans{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; align-items:stretch; }
.web-plan{
  position:relative;
  display:flex;
  flex-direction:column;
  min-height:100%;
  padding:30px 26px 26px;
  border:1px solid var(--line);
  border-radius:16px;
  background:linear-gradient(160deg,#ffffff,#f6f9fc);
  box-shadow:var(--shadow-sm);
  transition:.24s;
}
.web-plan:hover{ transform:translateY(-4px); border-color:var(--blue); box-shadow:var(--shadow); }
.web-plan-featured{
  background:linear-gradient(160deg,#ffffff 0%,#edf6fd 100%);
  border-color:rgba(111,159,208,.42);
}
.web-badge{
  position:absolute;
  right:20px;
  top:18px;
  padding:6px 12px;
  border-radius:999px;
  background:var(--blue);
  color:#102033;
  font-family:var(--sans);
  font-size:11px;
  letter-spacing:.08em;
}
.web-plan-head{ padding-bottom:18px; border-bottom:1px solid var(--line-2); margin-bottom:18px; }
.plan-kana{ display:block; font-size:14px; font-weight:600; letter-spacing:.08em; color:var(--ink); }
.web-plan-featured .plan-kana{ padding-right:74px; }
.web-plan h3{ margin:7px 0 12px; font-family:var(--en); font-weight:500; font-size:26px; letter-spacing:.06em; color:var(--ink); }
.web-price{ font-family:var(--en); font-size:42px; font-weight:500; line-height:1; color:var(--ink); letter-spacing:0; }
.web-price span{ font-size:20px; color:var(--ink-3); vertical-align:12px; margin-right:1px; }
.web-price small{ font-family:var(--jp); font-size:13px; color:var(--ink-3); margin-left:2px; }
.web-plan > p{ margin:0 0 22px; color:var(--ink-2); font-size:13.5px; line-height:1.95; }
.web-plan-block{ margin-bottom:20px; }
.web-plan h4{
  margin:0 0 10px;
  font-family:var(--sans);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--blue-deep);
  text-transform:uppercase;
}
.web-plan ul{ list-style:none; margin:0; padding:0; display:grid; gap:8px; }
.web-plan li{ position:relative; padding-left:16px; color:var(--ink-2); font-size:12.8px; line-height:1.7; }
.web-plan li::before{ content:""; position:absolute; left:2px; top:.74em; width:5px; height:5px; border-radius:50%; background:var(--blue); }
.web-recommend{
  margin-top:auto;
  padding:14px 15px;
  border-radius:10px;
  background:rgba(233,241,249,.72);
}
.web-recommend p{ margin:0; color:var(--ink-2); font-size:12.5px; line-height:1.8; }
.web-options{ display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.web-options div{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:14px 16px;
  border:1px solid var(--line);
  border-radius:10px;
  background:rgba(255,255,255,.72);
  box-shadow:var(--shadow-sm);
}
.web-options span{ color:var(--ink-2); font-size:13px; line-height:1.6; }
.web-options b{ font-family:var(--en); font-size:18px; font-weight:500; color:var(--blue-deep); white-space:nowrap; }
.web-flow{ display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }
.web-step{
  padding:22px 20px;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--panel);
  box-shadow:var(--shadow-sm);
}
.web-step span{ font-family:var(--en); font-size:22px; color:var(--blue); letter-spacing:.08em; }
.web-step h4{ margin:8px 0 8px; font-size:15px; font-weight:600; letter-spacing:.06em; }
.web-step p{ margin:0; color:var(--ink-2); font-size:12.5px; line-height:1.85; }
.web-notes{ margin-top:26px; background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:28px 30px; box-shadow:var(--shadow-sm); }
@media (max-width:920px){
  .web-plans{ grid-template-columns:1fr; }
  .web-options{ grid-template-columns:1fr 1fr; }
}
@media (max-width:760px){
  .web-flow{ grid-template-columns:1fr 1fr; }
}
@media (max-width:520px){
  .web-plan{ padding:26px 22px 22px; }
  .web-plan h3{ font-size:24px; }
  .web-price{ font-size:38px; }
  .web-options,
  .web-flow{ grid-template-columns:1fr; }
  .web-options div{ align-items:flex-start; flex-direction:column; gap:4px; }
  .web-notes{ padding:24px 22px; }
}

/* ============ PORTFOLIO: Mix (YouTube) ============ */
.yt-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.yt{ background:var(--panel); border:1px solid var(--line); border-radius:14px; overflow:hidden; box-shadow:var(--shadow-sm); transition:.24s; }
.yt:hover{ transform:translateY(-4px); box-shadow:var(--shadow); }
.yt-frame{ position:relative; aspect-ratio:16/9; background:linear-gradient(150deg,#e7eef6,#dbe6f1); display:flex; align-items:center; justify-content:center; }
.yt-frame iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }
.yt-ph{ display:flex; flex-direction:column; align-items:center; gap:10px; color:var(--ink-3); }
.yt-ph .play{ width:54px; height:54px; border-radius:50%; background:rgba(255,255,255,.85); box-shadow:var(--shadow-sm); display:flex; align-items:center; justify-content:center; }
.yt-ph .play svg{ width:20px; height:20px; fill:var(--blue-deep); margin-left:3px; }
.yt-ph small{ font-family:var(--sans); font-size:11px; letter-spacing:.12em; }
.yt-meta{ padding:18px 20px; }
.yt-meta .t{ font-size:15.5px; font-weight:600; letter-spacing:.04em; }
.yt-meta .d{ font-family:var(--sans); font-size:12px; color:var(--ink-3); margin-top:5px; letter-spacing:.04em; }
@media (max-width:860px){ .yt-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .yt-grid{ grid-template-columns:1fr; } }

/* ============ PORTFOLIO: Web design ============ */
.work-grid{ display:grid; grid-template-columns:1fr 1fr; gap:26px; }
.work{ background:var(--panel); border:1px solid var(--line); border-radius:16px; overflow:hidden; box-shadow:var(--shadow-sm); transition:.24s; }
.work:hover{ transform:translateY(-5px); box-shadow:var(--shadow); }
.work image-slot{ display:block; width:100%; aspect-ratio:16/10; }
.work-grid.single{ grid-template-columns:minmax(0,760px); justify-content:center; }
.work-shot{ width:100%; aspect-ratio:16/9; object-fit:cover; object-position:center top; }
.work-meta{ padding:24px 26px 26px; }
.work-meta .tags{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom:12px; }
.work-meta .tags span{ font-family:var(--sans); font-size:10.5px; letter-spacing:.1em; text-transform:uppercase; color:var(--blue-deep); background:var(--blue-soft); padding:5px 10px; border-radius:6px; }
.work-meta h4{ font-family:var(--jp); font-weight:600; font-size:19px; letter-spacing:.06em; margin:0 0 8px; }
.work-meta p{ font-size:13.5px; color:var(--ink-2); line-height:1.9; margin:0 0 16px; }
.work-points{ display:grid; gap:8px; margin:0 0 18px; padding:0; list-style:none; }
.work-points li{ position:relative; padding-left:16px; font-size:13px; line-height:1.8; color:var(--ink-2); }
.work-points li::before{ content:""; position:absolute; left:0; top:.82em; width:6px; height:6px; border-radius:50%; background:var(--blue); }
.work-meta a{ font-family:var(--sans); font-size:12.5px; letter-spacing:.06em; color:var(--blue-deep); text-decoration:none; display:inline-flex; gap:6px; align-items:center; }
.work-meta a:hover{ gap:10px; }
@media (max-width:760px){ .work-grid{ grid-template-columns:1fr; gap:20px; } }

/* ============ PORTFOLIO: Web apps ============ */
.app-list{ display:flex; flex-direction:column; gap:16px; }
.app{ display:grid; grid-template-columns:140px 1fr auto; gap:26px; align-items:center; background:var(--panel); border:1px solid var(--line); border-radius:14px; padding:20px 26px; box-shadow:var(--shadow-sm); transition:.22s; }
.app:hover{ border-color:var(--blue); box-shadow:var(--shadow); }
.app image-slot{ display:block; width:140px; aspect-ratio:16/10; }
.app .a-body h4{ font-family:var(--jp); font-weight:600; font-size:18px; letter-spacing:.06em; margin:0 0 6px; }
.app .a-body h4 .stack{ font-family:var(--mono); font-size:11px; color:var(--blue-deep); margin-left:10px; letter-spacing:.02em; }
.app .a-body p{ font-size:13.5px; color:var(--ink-2); line-height:1.85; margin:0; }
.app .a-link{ font-family:var(--sans); font-size:12.5px; letter-spacing:.06em; color:#fff; background:var(--ink); padding:11px 20px; border-radius:999px; text-decoration:none; white-space:nowrap; transition:.2s; }
.app .a-link:hover{ background:var(--blue-deep); }
@media (max-width:760px){
  .app{ grid-template-columns:1fr; gap:16px; text-align:left; }
  .app image-slot{ width:100%; aspect-ratio:16/8; }
  .app .a-link{ justify-self:start; }
}

/* placeholder hint chip (差し替え案内) */
.ph-hint{ display:inline-flex; align-items:center; gap:7px; font-family:var(--sans); font-size:11px; letter-spacing:.06em; color:var(--blue-deep); background:var(--blue-soft); border-radius:999px; padding:6px 14px; margin-bottom:22px; }
.ph-hint::before{ content:""; width:6px; height:6px; border-radius:50%; background:var(--blue); }

/* ============ CONTACT ============ */
.contact-card{ max-width:860px; margin:0 auto; background:linear-gradient(160deg,#ffffff,#eef6fd); color:var(--ink); border:1px solid var(--line); border-radius:20px; padding:64px 36px; text-align:center; position:relative; overflow:hidden; box-shadow:var(--shadow-sm); }
.contact-card::before{ content:""; position:absolute; width:260px; height:260px; left:-90px; top:-120px; border-radius:50%; background:radial-gradient(circle,rgba(111,159,208,.22),transparent 68%); pointer-events:none; }
.contact-card::after{ content:""; position:absolute; width:240px; height:240px; right:-110px; bottom:-120px; border-radius:50%; background:radial-gradient(circle,rgba(147,184,220,.18),transparent 70%); pointer-events:none; }
.contact-card .wave{ justify-content:center; margin:0 auto 26px; }
.contact-card .wave,
.contact-card .cbtns{ position:relative; z-index:1; }
.contact-card .wave .bar{ background:linear-gradient(180deg,#7fb0e0,#3f6da0); }
.contact-card h2{ font-family:var(--en); font-weight:500; font-size:clamp(34px,5.6vw,54px); line-height:1.25; margin:0 0 12px; position:relative; }
.contact-card p{ color:var(--ink-2); font-size:14.5px; max-width:460px; margin:0 auto 32px; line-height:2; position:relative; }
.contact-card .cbtns{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
.contact-card .btn-primary{ background:var(--blue); color:#0f1b27; }
.contact-card .btn-primary:hover{ background:var(--blue); transform:none; }
.contact-card .btn-ghost{ border-color:var(--line); background:var(--panel); color:var(--ink); }
.contact-card .btn-ghost:hover{ border-color:var(--line); color:var(--ink); }

footer{ text-align:center; padding:46px 0 60px; position:relative; z-index:1; }
footer .fb{ display:inline-block; font-family:var(--en); font-size:22px; color:var(--ink); text-decoration:none; }
footer .fb b{ color:var(--blue); }
footer .fc{ font-family:var(--sans); font-size:11px; letter-spacing:.2em; color:var(--ink-3); margin-top:6px; }

/* reveal */
.reveal{ opacity:0; transform:translateY(24px); transition:opacity .8s ease, transform .8s ease; }
.reveal.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce){ .reveal{ opacity:1; transform:none; } .wave .bar{ animation:none !important; transform:scaleY(.6); } }

/* mobile section rhythm (案Cの呼吸感) */
@media (max-width:860px){
  .container{ padding:0 22px; }
  section{ padding:64px 0; }
  .shead{ text-align:center; margin-bottom:38px; }
  .shead .lead{ margin-left:auto; margin-right:auto; }
  .shead h2{ font-size:27px; }
  .subhead{ flex-direction:column; align-items:center; text-align:center; gap:4px; margin:48px 0 22px; }
  .subhead .en{ margin-left:0; }
}

/* ---- mobile: fit wordmark + smaller, calmer type scale ---- */
@media (max-width:860px){
  /* the wordmark must never exceed the screen, or it stretches the
     centered grid track and throws every element off-center */
  .hero h1{ font-size:clamp(54px,16vw,96px); letter-spacing:0; max-width:100%; margin-top:0; }
  .hero-text, .hero-inner{ max-width:100%; min-width:0; }
  .hero .eyebrow{ font-size:10px; letter-spacing:.36em; text-indent:.36em; }
  .hero .tagline{ font-size:13.5px; letter-spacing:.22em; text-indent:.22em; margin-top:14px; }
  .hero .desc{ font-size:13.5px; line-height:2; margin:22px auto 28px; max-width:100%; }
  .hero .hero-text{ margin-top:40px; width:100%; }
  .hero-inner > *{ max-width:100%; }
  .hero .hero-fig{ width:100%; max-width:360px; }
  .hero .desc,
  .about-body p,
  .svc p,
  .work-meta p,
  .app .a-body p,
  .contact-card p{ overflow-wrap:anywhere; }

  .shead h2{ font-size:22px; letter-spacing:.14em; text-indent:.14em; }
  .shead .no{ font-size:14px; }
  .shead .lead{ font-size:13px; line-height:1.95; }

  .about-body p{ font-size:14px; line-height:2.05; }
  .about-body p.sub{ font-size:13px; }
  .skills span{ font-size:11.5px; }

  .svc{ padding:30px 26px; }
  .svc h3{ font-size:19px; }
  .svc p{ font-size:13.5px; }

  .subhead h3{ font-size:19px; letter-spacing:.12em; text-indent:.12em; }
  .pcard{ padding:22px 20px; }
  .pcard .ttl{ font-size:15px; }
  .pcard .amt{ font-family:var(--en); font-size:44px; font-weight:500; letter-spacing:0; }
  .panel{ padding:26px 22px; }
  .panel h4{ font-size:16px; }
  .notewrap{ padding:28px 24px; }
  .bullets li{ font-size:13px; }

  .yt-meta .t{ font-size:14.5px; }
  .work-meta h4{ font-size:17.5px; }
  .work-meta p{ font-size:13px; }
  .app .a-body h4{ font-size:16.5px; }
  .app .a-body p{ font-size:13px; }

  .contact-card{ padding:56px 26px; }
  .contact-card h2{ font-size:clamp(38px,11vw,54px); }
  .contact-card p{ font-size:13.5px; }
  .btn{ font-size:13.5px; padding:13px 22px; }
}

/* very small phones */
@media (max-width:380px){
  .hero h1{ font-size:clamp(48px,15vw,72px); }
  .hero .desc{ max-width:100%; }
}

@media (max-width:860px){
  .hero .hero-text{ margin-top:48px; }
}