/*! ============================================================
 * 株式会社ドリーム 公式サイト — dcc-intro ページ スタイル
 * dcc-intro.html から分離した CSS。配色は :root、以降はセクション別コメントで区切り。
 * ============================================================ */


  :root{
    --paper:#FCFAF5;--paper-2:#F2EEE4;--cream:#FFFFFF;--navy:#0B2038;--navy-2:#123152;--ink:#1A2C44;
    --cyan:#1E9AD6;--cyan-deep:#137EB8;--cyan-soft:#A9DCF3;--green:#1F9E63;
    --mist:#55616F;--line:#E1D9C9;--line-2:#D6CDBB;
    --glass:rgba(255,255,255,.7);--glass-brd:rgba(255,255,255,.92);
    --sans:"Noto Sans JP",sans-serif;--mincho:"Shippori Mincho B1",serif;--serif:"Cormorant Garamond",serif;--num:"Inter",sans-serif;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth;scroll-padding-top:80px}
  body{font-family:var(--sans);background:var(--paper);color:var(--ink);line-height:1.95;font-size:1rem;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  a{color:inherit;text-decoration:none} img{max-width:100%;display:block}
  .wrap{max-width:1140px;margin:0 auto;padding:0 40px}
  .eyebrow{display:inline-flex;align-items:center;gap:13px;font-size:0.8125rem;letter-spacing:.14em;color:var(--cyan-deep);font-weight:700;margin-bottom:18px}
  .eyebrow::before{content:"";width:28px;height:2px;background:var(--cyan);border-radius:2px}
  .st{font-family:var(--mincho);font-weight:700;font-size:clamp(1.625rem,3.4vw,2.5rem);line-height:1.5;color:var(--navy)}
  .st .cyan{color:var(--cyan-deep)}
  .lead{color:var(--mist);font-size:1rem;max-width:680px;margin-top:18px;line-height:2}
  .btn-cyan{background:var(--cyan-deep);color:#fff;font-weight:700;font-size:0.9375rem;padding:16px 34px;border-radius:44px;transition:.3s;display:inline-flex;align-items:center;gap:10px;box-shadow:0 16px 32px -12px rgba(19,126,184,.55)}
  .btn-cyan:hover{background:var(--cyan);transform:translateY(-2px)}
  .btn-ghost{font-family:var(--num);font-size:0.8125rem;color:var(--navy);border-bottom:1px solid var(--cyan);padding-bottom:3px;transition:.3s}
  .btn-ghost:hover{color:var(--cyan-deep)}
  section{padding:104px 0;position:relative}
  .reveal{opacity:0;transform:translateY(34px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
  .reveal.in{opacity:1;transform:none}

  /* browser frame for portal shots */
  .frame{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:0 40px 80px -44px rgba(11,32,56,.5)}
  .frame .bar{display:flex;align-items:center;gap:7px;padding:10px 14px;background:#eef2f7;border-bottom:1px solid var(--line)}
  .frame .bar i{width:10px;height:10px;border-radius:50%;background:#cdd6e0;display:block}
  .frame .bar .url{margin-left:12px;font-family:var(--num);font-size:0.6875rem;color:#8a96a5;background:#fff;border-radius:20px;padding:3px 12px}
  .frame img{width:100%;display:block}

  header{position:fixed;top:0;left:0;width:100%;z-index:100;padding:16px 0;transition:.4s}
  header.scrolled{background:rgba(252,250,245,.85);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line)}
  .nav{display:flex;align-items:center;justify-content:space-between}
  .brand{display:flex;align-items:center;gap:12px}.brand img{height:28px}
  .brand .tag{font-size:0.625rem;letter-spacing:.12em;color:var(--mist);border-left:1px solid var(--line-2);padding-left:11px;line-height:1.4}
  .nav .r{display:flex;align-items:center;gap:20px}
  .nav .r a.back{font-size:0.8125rem;color:var(--navy)}
  .btn-head{font-size:0.7812rem;font-weight:700;padding:9px 20px;border:1px solid var(--cyan-deep);color:var(--cyan-deep);border-radius:44px;transition:.3s}
  .btn-head:hover{background:var(--cyan-deep);color:#fff}

  /* HERO */
  .hero{padding:140px 0 90px;background:radial-gradient(900px 620px at 80% 24%,rgba(30,154,214,.1),transparent 60%),linear-gradient(180deg,#FFFFFF,#FCFAF5)}
  .hero .grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
  .hero .badge{display:inline-flex;align-items:center;gap:8px;font-family:var(--num);font-size:0.6875rem;letter-spacing:.14em;color:var(--cyan-deep);background:rgba(30,154,214,.09);border:1px solid rgba(30,154,214,.25);border-radius:40px;padding:6px 14px;margin-bottom:22px;font-weight:600}
  .hero h1{font-family:var(--mincho);font-weight:700;font-size:clamp(1.75rem,4.2vw,3.25rem);line-height:1.42;color:var(--navy);margin-bottom:24px;word-break:keep-all}
  .hero h1 .cyan{color:var(--cyan-deep)}
  .hero p{color:var(--mist);font-size:1rem;max-width:460px;margin-bottom:34px;line-height:2}
  .hero-cta{display:flex;gap:18px;align-items:center;flex-wrap:wrap}

  /* PROMISE */
  #promise{background:var(--navy);color:#fff}
  #promise .eyebrow{color:var(--cyan-soft)}#promise .eyebrow::before{background:var(--cyan)}
  #promise .st{color:#fff}#promise .st .cyan{color:var(--cyan-soft)}
  #promise .lead{color:rgba(255,255,255,.72)}
  .sec-head{margin-bottom:56px}
  .promise-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:8px}
  .pcard{background:linear-gradient(165deg,rgba(255,255,255,.06),rgba(255,255,255,.02));border:1px solid var(--navy-2);border-radius:16px;padding:36px 30px;transition:.4s}
  .pcard:hover{transform:translateY(-6px);border-color:rgba(127,211,240,.4)}
  .pcard .n{font-family:var(--serif);font-size:1.25rem;font-weight:700;color:var(--navy);background:var(--cyan-soft);width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:22px}
  .pcard h3{font-family:var(--mincho);font-size:1.1875rem;font-weight:700;margin-bottom:13px;line-height:1.5}
  .pcard p{color:rgba(255,255,255,.68);font-size:0.875rem;line-height:1.95}

  /* FEATURES (alternating) */
  #use{background:var(--paper)}
  .feat{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:88px}
  .feat:last-child{margin-bottom:0}
  .feat.rev .txt{order:2}
  .feat .no{font-family:var(--num);font-size:0.75rem;letter-spacing:.16em;color:var(--cyan-deep);font-weight:600;margin-bottom:12px}
  .feat h3{font-family:var(--mincho);font-size:clamp(1.3125rem,2.4vw,1.75rem);font-weight:700;color:var(--navy);line-height:1.5;margin-bottom:16px}
  .feat p{color:var(--mist);font-size:0.9375rem;line-height:2;margin-bottom:18px}
  .feat ul{list-style:none;display:flex;flex-direction:column;gap:10px}
  .feat li{display:flex;gap:11px;align-items:flex-start;font-size:0.875rem;color:var(--ink)}
  .feat li .ck{width:20px;height:20px;flex:none;color:var(--green);margin-top:2px}
  .feat li .ck svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

  /* FLOW */
  #flow{background:linear-gradient(180deg,#F2EEE4,#FCFAF5);text-align:center}
  .flow-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:54px}
  .fstep{padding:0 14px;position:relative}
  .fstep:not(:last-child)::after{content:"";position:absolute;top:29px;left:calc(50% + 34px);right:-1px;height:2px;background:repeating-linear-gradient(90deg,var(--cyan) 0 7px,transparent 7px 14px);opacity:.6}
  .fnum{width:58px;height:58px;border:1px solid var(--cyan);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:1.25rem;font-weight:700;color:var(--cyan-deep);margin:0 auto 18px;background:var(--paper-2);position:relative;z-index:2}
  .fstep h4{font-family:var(--mincho);font-size:0.9375rem;font-weight:700;color:var(--navy);margin-bottom:8px}
  .fstep p{color:var(--mist);font-size:0.7812rem;line-height:1.8}

  /* CTA */
  #cta{background:radial-gradient(700px 380px at 50% 20%,rgba(30,154,214,.12),transparent 62%),linear-gradient(180deg,#FCFAF5,#FFFFFF);text-align:center}
  .cta-title{font-family:var(--mincho);font-weight:700;font-size:clamp(1.625rem,3.6vw,2.75rem);line-height:1.5;color:var(--navy);margin-bottom:18px}
  .cta-sub{color:var(--mist);max-width:560px;margin:0 auto 38px;font-size:0.9375rem;line-height:2}
  .cta-actions{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}

  footer{background:var(--navy);color:rgba(255,255,255,.6);padding:44px 0;text-align:center;font-size:0.7812rem}
  footer .fl{display:flex;gap:18px;justify-content:center;margin-bottom:12px;flex-wrap:wrap}
  footer .fl a{color:rgba(255,255,255,.8)}

  @media(max-width:900px){
    .wrap{padding:0 24px}
    .hero .grid{grid-template-columns:1fr;gap:38px}.hero .frame{order:-1}
    .promise-grid{grid-template-columns:1fr}
    .feat{grid-template-columns:1fr;gap:30px;margin-bottom:56px}.feat.rev .txt{order:0}.feat .frame{order:-1}
    .flow-grid{grid-template-columns:1fr 1fr;gap:34px 0}.fstep::after{display:none}
    .nav .r a.back{display:none}
  }
  @media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}