/* =========================================================
   Progredi — Brand Stylesheet
   Modern / minimal / mixed light & dark sections
   ========================================================= */

:root{
  /* Brand colors (derived from logo gradient) */
  --blue:      #3B82F6;
  --blue-deep: #2563EB;
  --purple:    #7C3AED;
  --purple-deep:#6D28D9;
  --grad: linear-gradient(135deg, #3B82F6 0%, #6D28D9 100%);
  --grad-soft: linear-gradient(135deg, rgba(59,130,246,.12) 0%, rgba(109,40,217,.12) 100%);

  /* Neutrals */
  --navy:   #0B1224;   /* deep dark bg */
  --navy-2: #111A30;
  --ink:    #0F172A;   /* primary text on light */
  --slate:  #475569;   /* secondary text */
  --slate-2:#64748B;
  --line:   #E6E9F0;
  --bg:     #FFFFFF;
  --bg-soft:#F6F8FC;

  /* on dark */
  --d-text: #E8ECF6;
  --d-sub:  #9CA9C4;
  --d-line: rgba(255,255,255,.10);
  --d-card: rgba(255,255,255,.04);

  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 18px 50px -20px rgba(17,26,48,.28);
  --shadow-sm: 0 8px 24px -12px rgba(17,26,48,.22);
  --maxw: 1160px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Helvetica Neue","Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP","Yu Gothic",Meiryo,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  letter-spacing:.01em;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Typography helpers ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--purple-deep);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--grad);border-radius:2px}
.section-title{
  font-size:clamp(1.7rem,3.4vw,2.6rem);
  font-weight:800;line-height:1.3;letter-spacing:.01em;margin:.5rem 0 .9rem;
}
.section-lead{font-size:1.02rem;color:var(--slate);max-width:640px}
.grad-text{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.center{text-align:center}
.center .section-lead{margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-weight:700;font-size:.97rem;padding:14px 28px;border-radius:999px;
  border:1.5px solid transparent;cursor:pointer;transition:.3s var(--ease);white-space:nowrap;
}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 12px 30px -10px rgba(109,40,217,.55)}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 18px 40px -10px rgba(109,40,217,.7)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--purple);color:var(--purple-deep);transform:translateY(-2px)}
.btn-ghost-d{border-color:rgba(255,255,255,.25);color:#fff}
.btn-ghost-d:hover{border-color:#fff;background:rgba(255,255,255,.08);transform:translateY(-2px)}
.btn-line{background:#06C755;color:#fff}
.btn-line:hover{transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(6,199,85,.6)}
.btn-ig{background:linear-gradient(45deg,#f09433,#e6683c,#dc2743,#cc2366,#bc1888);color:#fff}
.btn-ig:hover{transform:translateY(-2px);box-shadow:0 14px 30px -12px rgba(220,39,67,.6)}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:.35s var(--ease);
}
.site-header .bar{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;
}
.site-header.scrolled{
  background:rgba(255,255,255,.82);backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:34px;width:auto}
.brand .name{font-weight:800;font-size:1.18rem;letter-spacing:.02em;color:var(--ink)}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  font-size:.93rem;font-weight:600;color:var(--slate);
  padding:9px 14px;border-radius:10px;transition:.2s;
}
.nav a:hover{color:var(--ink);background:var(--bg-soft)}
.nav a.active{color:var(--purple-deep)}
.nav .btn{margin-left:8px;padding:11px 22px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;width:42px;height:42px;border-radius:10px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);margin:5px auto;transition:.3s}

/* header on dark hero (transparent over dark) */
.site-header:not(.scrolled).on-dark .brand .name{color:#fff}
.site-header:not(.scrolled).on-dark .nav a{color:rgba(255,255,255,.82)}
.site-header:not(.scrolled).on-dark .nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.site-header:not(.scrolled).on-dark .nav-toggle span{background:#fff}

/* ---------- Hero (dark) ---------- */
.hero{
  position:relative;background:var(--navy);color:var(--d-text);
  padding:160px 0 110px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(60% 60% at 78% 18%, rgba(124,58,237,.42), transparent 60%),
    radial-gradient(55% 55% at 12% 88%, rgba(59,130,246,.34), transparent 60%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{
  font-size:clamp(2.1rem,5vw,3.5rem);font-weight:800;line-height:1.28;letter-spacing:.005em;
}
.hero h1 .grad-text{background-image:linear-gradient(120deg,#7CB0FF,#B79CFF)}
.hero p.lead{margin-top:22px;font-size:1.1rem;color:var(--d-sub);max-width:540px}
.hero .cta-row{display:flex;gap:14px;margin-top:36px;flex-wrap:wrap}
.hero-badges{display:flex;gap:26px;margin-top:46px;flex-wrap:wrap}
.hero-badge{display:flex;flex-direction:column}
.hero-badge b{font-size:1.7rem;font-weight:800;color:#fff;line-height:1.1}
.hero-badge span{font-size:.82rem;color:var(--d-sub)}
.hero-visual{
  position:relative;display:flex;align-items:center;justify-content:center;
}
.hero-card{
  background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.02));
  border:1px solid var(--d-line);border-radius:26px;padding:30px;width:100%;
  box-shadow:0 40px 90px -40px rgba(0,0,0,.7);backdrop-filter:blur(6px);
}
.hero-card .logo-orb{
  width:120px;height:120px;border-radius:28px;background:#fff;display:flex;
  align-items:center;justify-content:center;margin:0 auto 22px;box-shadow:0 20px 50px -18px rgba(124,58,237,.6)
}
.hero-card .logo-orb img{width:84px;height:84px}
.hero-card h3{text-align:center;color:#fff;font-size:1.15rem;margin-bottom:6px}
.hero-card .sub{text-align:center;color:var(--d-sub);font-size:.88rem;margin-bottom:22px}
.hero-card ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.hero-card li{display:flex;align-items:center;gap:12px;font-size:.92rem;color:var(--d-text)}
.hero-card li .dot{width:26px;height:26px;border-radius:8px;background:var(--grad-soft);
  display:grid;place-items:center;flex:0 0 26px}
.hero-card li svg{width:15px;height:15px;stroke:#B79CFF}

/* ---------- Section base ---------- */
.section{padding:96px 0}
.section.tight{padding:72px 0}
.section.soft{background:var(--bg-soft)}
.section.dark{background:var(--navy);color:var(--d-text)}
.section.dark .section-lead{color:var(--d-sub)}
.section.dark .eyebrow{color:#B79CFF}
.section-head{margin-bottom:54px}

/* ---------- Page hero (interior pages) ---------- */
.page-hero{
  background:var(--navy);color:var(--d-text);padding:150px 0 84px;position:relative;overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(50% 70% at 85% 10%,rgba(124,58,237,.4),transparent 60%),
            radial-gradient(45% 60% at 5% 100%,rgba(59,130,246,.3),transparent 60%);
}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{font-size:clamp(2rem,4.5vw,3rem);font-weight:800;line-height:1.3}
.page-hero p{color:var(--d-sub);margin-top:16px;font-size:1.05rem;max-width:620px}
.crumb{font-size:.82rem;color:var(--d-sub);margin-bottom:18px;letter-spacing:.04em}
.crumb a:hover{color:#fff}

/* ---------- Cards grid ---------- */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;transition:.35s var(--ease);position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card .ic{
  width:54px;height:54px;border-radius:14px;background:var(--grad-soft);
  display:grid;place-items:center;margin-bottom:20px;
}
.card .ic svg{width:26px;height:26px;stroke:var(--purple-deep)}
.card h3{font-size:1.18rem;font-weight:700;margin-bottom:10px}
.card p{color:var(--slate);font-size:.95rem}
.card .num{
  position:absolute;top:18px;right:24px;font-size:2.6rem;font-weight:800;
  color:transparent;-webkit-text-stroke:1.5px var(--line);line-height:1;
}

/* dark variant card */
.section.dark .card{background:var(--d-card);border-color:var(--d-line)}
.section.dark .card h3{color:#fff}
.section.dark .card p{color:var(--d-sub)}
.section.dark .card:hover{border-color:rgba(255,255,255,.2)}

/* ---------- Stat strip ---------- */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stat{text-align:center;padding:30px 18px;border-radius:var(--radius);background:var(--d-card);border:1px solid var(--d-line)}
.stat b{display:block;font-size:2.6rem;font-weight:800;background:linear-gradient(120deg,#7CB0FF,#B79CFF);
  -webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.stat span{color:var(--d-sub);font-size:.9rem}

/* ---------- Problem / loss list ---------- */
.loss{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.loss-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  border-top:3px solid;border-image:var(--grad) 1;transition:.35s var(--ease)
}
.loss-item:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.loss-item .tag{font-size:.78rem;font-weight:800;color:var(--purple-deep);letter-spacing:.1em}
.loss-item h3{font-size:1.12rem;margin:10px 0 8px}
.loss-item p{color:var(--slate);font-size:.93rem}

/* ---------- Compare (VS) ---------- */
.compare{display:grid;grid-template-columns:1fr auto 1fr;gap:0;align-items:stretch}
.compare .col{padding:34px;border-radius:var(--radius)}
.compare .bad{background:#fff;border:1px solid var(--line)}
.compare .good{background:var(--navy);color:var(--d-text);box-shadow:var(--shadow)}
.compare .vs{display:grid;place-items:center;width:64px}
.compare .vs span{
  width:54px;height:54px;border-radius:50%;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:1rem;box-shadow:0 12px 30px -10px rgba(109,40,217,.6)
}
.compare h3{font-size:1.1rem;margin-bottom:18px;display:flex;align-items:center;gap:8px}
.compare ul{list-style:none;display:flex;flex-direction:column;gap:14px}
.compare li{display:flex;gap:11px;font-size:.93rem;align-items:flex-start}
.compare li svg{width:18px;height:18px;flex:0 0 18px;margin-top:3px}
.compare .bad li svg{stroke:#EF4444}
.compare .good li svg{stroke:#34D399}
.compare .good p,.compare .good li{color:var(--d-text)}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.step{position:relative;padding:30px 24px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.step .n{
  width:46px;height:46px;border-radius:12px;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-weight:800;margin-bottom:18px;font-size:1.05rem
}
.step h3{font-size:1.08rem;margin-bottom:8px}
.step p{color:var(--slate);font-size:.92rem}

/* ---------- Pricing ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch}
.plan{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:38px 30px;
  display:flex;flex-direction:column;transition:.35s var(--ease);position:relative
}
.plan:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.plan.featured{
  background:var(--navy);color:var(--d-text);border-color:transparent;
  box-shadow:0 40px 90px -34px rgba(109,40,217,.7);transform:scale(1.03)
}
.plan.featured:hover{transform:scale(1.03) translateY(-6px)}
.plan .ribbon{
  position:absolute;top:20px;right:-2px;background:var(--grad);color:#fff;
  font-size:.72rem;font-weight:800;letter-spacing:.08em;padding:7px 16px;border-radius:999px 0 0 999px
}
.plan .pname{font-size:1.05rem;font-weight:700;letter-spacing:.02em}
.plan.featured .pname{color:#fff}
.plan .price{font-size:2.6rem;font-weight:800;margin:14px 0 2px;line-height:1}
.plan .price small{font-size:.95rem;font-weight:600;color:var(--slate-2)}
.plan.featured .price small{color:var(--d-sub)}
.plan .price-sub{font-size:.84rem;color:var(--slate-2);margin-bottom:22px}
.plan.featured .price-sub{color:var(--d-sub)}
.plan .feat{list-style:none;display:flex;flex-direction:column;gap:13px;margin:8px 0 28px;flex:1}
.plan .feat li{display:flex;gap:10px;font-size:.92rem;align-items:flex-start}
.plan .feat li svg{width:17px;height:17px;flex:0 0 17px;margin-top:4px;stroke:var(--purple)}
.plan.featured .feat li svg{stroke:#B79CFF}
.plan .feat li.off{color:var(--slate-2);opacity:.7}
.plan .feat li.off svg{stroke:currentColor}
.plan.featured .feat li.off{color:var(--d-sub)}
.plan .btn{width:100%}

/* pricing table */
.ptable-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table.ptable{width:100%;border-collapse:collapse;min-width:640px;background:#fff}
table.ptable th,table.ptable td{padding:16px 18px;text-align:center;border-bottom:1px solid var(--line);font-size:.93rem}
table.ptable thead th{background:var(--bg-soft);font-weight:700;font-size:.95rem}
table.ptable thead th.hl{background:var(--grad);color:#fff}
table.ptable tbody th{text-align:left;font-weight:600;color:var(--ink);background:#fff}
table.ptable td.yes{color:var(--purple-deep);font-weight:700}
table.ptable td.no{color:var(--slate-2)}
table.ptable tr:last-child td,table.ptable tr:last-child th{border-bottom:0}

/* ---------- CTA band ---------- */
.cta-band{position:relative;background:var(--navy);color:#fff;padding:84px 0;overflow:hidden;text-align:center}
.cta-band::before{content:"";position:absolute;inset:0;
  background:radial-gradient(50% 120% at 50% 0%,rgba(124,58,237,.45),transparent 60%)}
.cta-band .container{position:relative;z-index:2}
.cta-band h2{font-size:clamp(1.7rem,3.5vw,2.5rem);font-weight:800;margin-bottom:14px}
.cta-band p{color:var(--d-sub);max-width:560px;margin:0 auto 30px}
.cta-band .cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:38px;
}
.contact-card .ic{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;margin-bottom:20px}
.contact-card.mail .ic{background:var(--grad-soft)}
.contact-card.mail .ic svg{width:28px;height:28px;stroke:var(--purple-deep)}
.contact-card.line .ic{background:rgba(6,199,85,.12)}
.contact-card.line .ic svg{width:28px;height:28px;stroke:#06C755}
.contact-card.ig .ic{background:linear-gradient(45deg,rgba(240,148,51,.15),rgba(188,24,136,.15))}
.contact-card.ig .ic svg{width:28px;height:28px;stroke:#bc1888}
.contact-card h3{font-size:1.25rem;margin-bottom:8px}
.contact-card p{color:var(--slate);font-size:.95rem;margin-bottom:22px}
.contact-card .addr{font-weight:700;font-size:1.05rem;color:var(--ink);margin-bottom:18px;word-break:break-all}

.form{display:flex;flex-direction:column;gap:18px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:.86rem;font-weight:600;color:var(--ink)}
.field label .req{color:var(--purple);margin-left:4px}
.field input,.field textarea,.field select{
  border:1.5px solid var(--line);border-radius:12px;padding:13px 15px;font-size:.95rem;
  font-family:inherit;background:#fff;transition:.2s;width:100%
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--purple);box-shadow:0 0 0 3px rgba(124,58,237,.12)
}
.field textarea{resize:vertical;min-height:130px}
.form .note{font-size:.82rem;color:var(--slate-2)}

/* faq */
.faq{display:flex;flex-direction:column;gap:14px;max-width:820px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px 22px;transition:.2s}
.faq details[open]{box-shadow:var(--shadow-sm);border-color:transparent}
.faq summary{
  list-style:none;cursor:pointer;font-weight:700;font-size:1rem;padding:18px 0;
  display:flex;justify-content:space-between;align-items:center;gap:14px
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .q{display:flex;gap:12px;align-items:center}
.faq summary .q b{color:var(--purple-deep);font-size:1.05rem}
.faq summary .pm{width:24px;height:24px;flex:0 0 24px;position:relative;transition:.3s}
.faq summary .pm::before,.faq summary .pm::after{content:"";position:absolute;background:var(--purple);
  top:50%;left:50%;transform:translate(-50%,-50%);border-radius:2px}
.faq summary .pm::before{width:13px;height:2px}
.faq summary .pm::after{width:2px;height:13px;transition:.3s}
.faq details[open] summary .pm::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq details p{padding:0 0 20px 32px;color:var(--slate);font-size:.94rem}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:var(--d-sub);padding:64px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:44px}
.foot-brand img{height:34px;margin-bottom:16px}
.foot-brand p{font-size:.9rem;max-width:340px;color:var(--d-sub)}
.foot-col h4{color:#fff;font-size:.92rem;margin-bottom:16px;letter-spacing:.04em}
.foot-col a{display:block;font-size:.9rem;padding:6px 0;color:var(--d-sub);transition:.2s}
.foot-col a:hover{color:#fff;padding-left:4px}
.foot-bottom{border-top:1px solid var(--d-line);padding-top:22px;display:flex;
  justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:.82rem}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:.7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}
.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{max-width:440px;margin:0 auto}
  .grid-3,.grid-4,.loss,.stats,.steps,.plans{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .nav{
    position:fixed;top:72px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;padding:14px;gap:4px;border-bottom:1px solid var(--line);
    transform:translateY(-130%);transition:.4s var(--ease);box-shadow:var(--shadow);z-index:99
  }
  .nav.open{transform:translateY(0)}
  .nav a{padding:13px 16px}
  .nav .btn{margin:8px 0 0;width:100%}
  .nav-toggle{display:block}
  .site-header:not(.scrolled).on-dark .nav a{color:var(--slate)}
  .site-header:not(.scrolled).on-dark .nav a:hover{color:var(--ink);background:var(--bg-soft)}
  .section{padding:68px 0}
  .grid-3,.grid-4,.loss,.stats,.steps,.plans,.grid-2,.contact-grid,.compare,.foot-grid{grid-template-columns:1fr}
  .compare .vs{width:auto;padding:8px 0}
  .compare .vs span{transform:rotate(90deg)}
  .plan.featured{transform:none}
  .plan.featured:hover{transform:translateY(-6px)}
  .form .row{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;text-align:center}
}