/* =========================================================
   クレある会 LP — styles
   Premium / travel-luxury, warm neutrals + metallic gold
   ========================================================= */

:root {
  /* color tokens (light) */
  --bg:        oklch(0.985 0.006 80);
  --bg-2:      oklch(0.965 0.008 78);
  --surface:   oklch(1 0 0);
  --ink:       oklch(0.245 0.012 60);
  --ink-2:     oklch(0.46 0.012 60);
  --ink-3:     oklch(0.60 0.010 60);
  --line:      oklch(0.90 0.010 72);
  --line-2:    oklch(0.84 0.012 72);
  --accent:    oklch(0.745 0.105 78);   /* gold fill */
  --accent-deep: oklch(0.515 0.085 70); /* gold text on light */
  --accent-soft: oklch(0.94 0.035 82);  /* gold tint bg */
  --deep:      oklch(0.255 0.018 55);   /* dark section bg */
  --deep-2:    oklch(0.205 0.018 55);
  --on-deep:   oklch(0.96 0.008 80);
  --on-deep-2: oklch(0.74 0.012 70);

  /* type */
  --font-display: "Shippori Mincho B1", "Hiragino Mincho ProN", serif;
  --font-body: "Noto Sans JP", -apple-system, "Hiragino Kaku Gothic ProN", sans-serif;
  --font-latin: "Cormorant Garamond", Georgia, serif;

  --maxw: 1160px;
  --pad: clamp(20px, 5vw, 64px);
  --radius: 18px;
  --radius-sm: 12px;

  /* metallics */
  --m-bronze: linear-gradient(135deg, #e9bb8d 0%, #b06f3e 38%, #f0cda3 60%, #9a5e30 100%);
  --m-silver: linear-gradient(135deg, #eef1f4 0%, #b9bfc6 40%, #fbfcfd 62%, #aab0b8 100%);
  --m-gold:   linear-gradient(135deg, #f5dfa6 0%, #c79f47 38%, #f8e9b6 62%, #b6852e 100%);
  --m-plat:   linear-gradient(135deg, #eef2f6 0%, #cdd5de 36%, #f6f9fc 60%, #b7c1cd 100%);
}

[data-theme="dark"] {
  --bg:        oklch(0.205 0.016 55);
  --bg-2:      oklch(0.235 0.018 55);
  --surface:   oklch(0.255 0.016 55);
  --ink:       oklch(0.95 0.008 80);
  --ink-2:     oklch(0.80 0.010 75);
  --ink-3:     oklch(0.66 0.010 72);
  --line:      oklch(0.34 0.014 58);
  --line-2:    oklch(0.40 0.016 58);
  --accent-deep: oklch(0.80 0.105 80);
  --accent-soft: oklch(0.30 0.030 70);
  --deep:      oklch(0.16 0.016 55);
  --deep-2:    oklch(0.13 0.014 55);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "palt" 1;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--pad); }

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.74rem;
  letter-spacing: 0.32em;
  font-weight: 700;
  color: var(--accent-deep);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--accent);
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 700; line-height: 1.3; letter-spacing: 0.01em; }

.section { padding-block: clamp(64px, 10vw, 128px); }
.section-head { max-width: 640px; margin-bottom: clamp(36px, 5vw, 60px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 {
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  margin-top: 0.5em;
  text-wrap: balance;
}
.section-head p {
  color: var(--ink-2);
  margin-top: 1em;
  font-size: 1.02rem;
  text-wrap: pretty;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5em;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.95em 1.7em;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .18s ease, box-shadow .25s ease, background .2s ease, color .2s;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, oklch(0.78 0.10 80), oklch(0.66 0.10 70));
  color: oklch(0.22 0.03 60);
  box-shadow: 0 10px 26px -12px oklch(0.66 0.10 70 / .8);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -12px oklch(0.66 0.10 70 / .9); }
.btn-line { background: #06C755; color: #fff; box-shadow: 0 10px 26px -12px rgba(6,199,85,.7); }
.btn-line:hover { transform: translateY(-2px); box-shadow: 0 16px 34px -12px rgba(6,199,85,.85); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-deep); }
.btn-lg { padding: 1.1em 2.1em; font-size: 1.02rem; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background .3s;
}
.site-header.scrolled { border-color: var(--line); background: color-mix(in oklab, var(--bg) 90%, transparent); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 0.6em; font-family: var(--font-display); font-weight: 800; font-size: 1.18rem; letter-spacing: 0.02em; }
.brand .mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--m-gold);
  display: grid; place-items: center;
  font-family: var(--font-latin); font-weight: 700; font-size: 0.95rem;
  color: oklch(0.30 0.04 60);
  box-shadow: inset 0 0 0 1px oklch(0.5 0.08 70 / .35);
}
.nav-links { display: flex; align-items: center; gap: clamp(14px, 2vw, 30px); }
.nav-links a { font-size: 0.9rem; color: var(--ink-2); font-weight: 500; transition: color .2s; }
.nav-links a:hover { color: var(--ink); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line-2); border-radius: 10px; width: 42px; height: 42px; cursor: pointer; color: var(--ink); }

.mobile-menu {
  position: fixed; inset: 72px 0 auto 0; z-index: 49;
  background: var(--bg); border-bottom: 1px solid var(--line);
  padding: 18px var(--pad) 28px;
  display: none; flex-direction: column; gap: 6px;
  transform: translateY(-12px); opacity: 0; transition: transform .25s, opacity .25s;
}
.mobile-menu.open { display: flex; transform: none; opacity: 1; }
.mobile-menu a { padding: 12px 6px; font-size: 1.05rem; border-bottom: 1px solid var(--line); color: var(--ink); }
.mobile-menu .btn { margin-top: 14px; }

/* ---------- hero ---------- */
.hero { position: relative; padding-top: clamp(40px, 7vw, 80px); padding-bottom: clamp(56px, 8vw, 110px); overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(120% 90% at 82% 8%, var(--accent-soft), transparent 55%),
    radial-gradient(90% 70% at 0% 100%, var(--bg-2), transparent 60%);
  opacity: .9;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(30px, 5vw, 70px); align-items: center; }
.hero h1 {
  font-size: clamp(2.1rem, 5.6vw, 4rem);
  line-height: 1.24; margin-top: 0.7em;
  letter-spacing: 0.005em; text-wrap: balance;
}
.hero h1 .hl { color: var(--accent-deep); }
.hero .lead { margin-top: 1.4em; font-size: clamp(1rem, 1.4vw, 1.12rem); color: var(--ink-2); max-width: 30em; text-wrap: pretty; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 2.2em; }
.hero-trust { display: flex; align-items: center; gap: 14px; margin-top: 2em; color: var(--ink-3); font-size: 0.85rem; }
.hero-trust .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }

/* fanned cards */
.card-stage { position: relative; height: clamp(320px, 38vw, 460px); }
.cc-card {
  position: absolute; left: 50%; top: 50%;
  width: clamp(220px, 26vw, 320px); aspect-ratio: 1.585;
  border-radius: 16px; padding: 18px 20px;
  box-shadow: 0 30px 60px -24px oklch(0.3 0.03 60 / .55), inset 0 1px 0 rgba(255,255,255,.4);
  color: oklch(0.28 0.03 60); font-family: var(--font-body);
  display: flex; flex-direction: column; justify-content: space-between;
  transform-origin: center;
  will-change: transform;
}
.cc-card .cc-top { display: flex; justify-content: space-between; align-items: flex-start; }
.cc-card .cc-chip { width: 38px; height: 28px; border-radius: 6px; background: linear-gradient(135deg, #e9cf8a, #b78f3c); box-shadow: inset 0 0 0 1px rgba(255,255,255,.4); }
.cc-card .cc-tier { font-family: var(--font-latin); font-weight: 600; font-size: 1.05rem; letter-spacing: 0.12em; text-transform: uppercase; }
.cc-card .cc-name { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; letter-spacing: 0.06em; }
.cc-card .cc-no { font-family: var(--font-latin); font-size: 0.95rem; letter-spacing: 0.18em; opacity: .8; }
.cc-bronze { background: var(--m-bronze); }
.cc-silver { background: var(--m-silver); }
.cc-gold   { background: var(--m-gold); }
.cc-plat   { background: var(--m-plat); }

.card-stage .cc-bronze { transform: translate(-50%,-50%) rotate(-16deg) translate(-118px, 60px) scale(.86); z-index: 1; }
.card-stage .cc-silver { transform: translate(-50%,-50%) rotate(-7deg)  translate(-58px, 20px) scale(.93); z-index: 2; }
.card-stage .cc-gold   { transform: translate(-50%,-50%) rotate(3deg)   translate(28px, -16px); z-index: 4; }
.card-stage .cc-plat   { transform: translate(-50%,-50%) rotate(13deg)  translate(110px, -58px) scale(.93); z-index: 3; }

@media (prefers-reduced-motion: no-preference) {
  .card-stage .cc-card { animation: floaty 7s ease-in-out infinite; }
  .card-stage .cc-silver { animation-delay: .6s; }
  .card-stage .cc-gold { animation-delay: 1.1s; }
  .card-stage .cc-plat { animation-delay: 1.7s; }
}
@keyframes floaty {
  0%,100% { margin-top: 0; }
  50% { margin-top: -10px; }
}

/* ---------- audience cards ---------- */
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2.2vw, 26px); }
.feature {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: clamp(24px, 3vw, 34px);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.feature:hover { transform: translateY(-4px); box-shadow: 0 24px 48px -28px oklch(0.4 0.04 60 / .5); border-color: var(--line-2); }
.feature .ic {
  width: 50px; height: 50px; border-radius: 13px;
  background: var(--accent-soft); color: var(--accent-deep);
  display: grid; place-items: center; margin-bottom: 18px;
  font-family: var(--font-latin); font-weight: 700; font-size: 1.4rem;
}
.feature h3 { font-size: 1.2rem; margin-bottom: 0.5em; }
.feature p { color: var(--ink-2); font-size: 0.95rem; }

/* ---------- about ---------- */
.about { background: var(--bg-2); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.about-quote {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.5rem, 3.2vw, 2.3rem); line-height: 1.5;
  text-wrap: balance;
}
.about-quote .hl { color: var(--accent-deep); }
.about-body p { color: var(--ink-2); margin-bottom: 1.2em; }
.about-points { list-style: none; display: grid; gap: 14px; margin-top: 1.6em; }
.about-points li { display: flex; gap: 12px; align-items: flex-start; font-weight: 500; }
.about-points .tick {
  flex: none; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); color: oklch(0.25 0.03 60);
  display: grid; place-items: center; font-size: 0.8rem; font-weight: 800; margin-top: 4px;
}

/* ---------- content / curriculum ---------- */
.cols-3.curriculum { gap: clamp(14px, 1.8vw, 20px); }
.topic {
  position: relative; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(22px, 2.6vw, 30px); overflow: hidden;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.topic::after {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px;
  background: var(--accent); transform: scaleY(0); transform-origin: top; transition: transform .3s;
}
.topic:hover { transform: translateY(-4px); box-shadow: 0 24px 48px -30px oklch(0.4 0.04 60 / .5); border-color: var(--line-2); }
.topic:hover::after { transform: scaleY(1); }
.topic .num { font-family: var(--font-latin); font-size: 0.9rem; color: var(--accent-deep); font-weight: 600; letter-spacing: 0.1em; }
.topic h3 { font-size: 1.22rem; margin: 0.35em 0 0.5em; }
.topic p { color: var(--ink-2); font-size: 0.93rem; }
.content-note {
  margin-top: clamp(28px, 4vw, 44px); text-align: center;
  color: var(--ink-2); font-size: 0.95rem;
}
.content-note strong { color: var(--accent-deep); }

/* ---------- stats (dark) ---------- */
.stats { background: var(--deep); color: var(--on-deep); position: relative; overflow: hidden; }
.stats::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(80% 120% at 85% 0%, oklch(0.5 0.08 75 / .22), transparent 55%);
}
.stats .wrap { position: relative; }
.stats .section-head h2 { color: var(--on-deep); }
.stats .section-head p { color: var(--on-deep-2); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 3vw, 40px); margin-top: 10px; }
.stat { border-top: 1px solid oklch(0.5 0.02 70 / .35); padding-top: 22px; }
.stat .figure { font-family: var(--font-latin); font-weight: 600; font-size: clamp(2.6rem, 6vw, 4.2rem); line-height: 1; color: oklch(0.85 0.10 82); letter-spacing: 0.01em; }
.stat .figure .u { font-size: 0.4em; margin-left: 0.15em; color: var(--on-deep); }
.stat .label { margin-top: 0.7em; color: var(--on-deep-2); font-size: 0.92rem; }

/* ---------- kumi (teams) ---------- */
.kumi-section { background: var(--bg-2); }
.kumi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: clamp(16px, 2vw, 24px); }
.kumi {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(22px, 2.4vw, 30px); text-align: center;
  display: flex; flex-direction: column; align-items: center;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.kumi:hover { transform: translateY(-5px); box-shadow: 0 26px 52px -30px oklch(0.4 0.04 60 / .55); border-color: var(--line-2); }
.kumi-ava {
  width: 96px; height: 96px; margin: 0 auto 16px; display: block;
  box-shadow: 0 10px 22px -12px oklch(0.4 0.04 60 / .5), inset 0 0 0 3px var(--accent-soft);
  border-radius: 50%;
}
.kumi h3 { font-size: 1.2rem; }
.kumi-lead { color: var(--ink-2); font-size: 0.9rem; margin-top: 0.25em; }
.kumi-tag {
  display: inline-block; margin-top: 0.9em;
  font-size: 0.7rem; letter-spacing: 0.1em; font-weight: 700;
  color: var(--accent-deep); background: var(--accent-soft);
  padding: 4px 13px; border-radius: 999px;
}
.kumi p { color: var(--ink-2); font-size: 0.9rem; margin-top: 0.9em; text-wrap: pretty; }

/* ---------- founder / host ---------- */
.founder { background: var(--surface); }
.founder-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(30px, 5vw, 70px); align-items: center; }
.founder-photo {
  width: 100%; max-width: 360px; aspect-ratio: 4/5; margin-inline: auto; display: block;
  border-radius: var(--radius);
  object-fit: cover; object-position: center 12%;
  box-shadow: 0 30px 60px -30px oklch(0.3 0.03 60 / .4);
}
.founder h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); margin-top: 0.4em; }
.founder .role { color: var(--accent-deep); font-weight: 700; font-size: 0.95rem; margin-top: 0.3em; }
.founder-body p { color: var(--ink-2); margin-top: 1.1em; font-size: 1rem; text-wrap: pretty; }
.founder-metrics {
  display: grid; grid-template-columns: repeat(3, auto); gap: clamp(20px, 3vw, 40px);
  margin-top: 1.8em; padding-top: 1.6em; border-top: 1px solid var(--line-2);
}
.founder-metrics .m .v {
  font-family: var(--font-latin); font-weight: 600; font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1; color: var(--ink);
}
.founder-metrics .m .v .u { font-family: var(--font-body); font-size: 0.42em; font-weight: 700; margin-left: 0.15em; color: var(--accent-deep); }
.founder-metrics .m .k { color: var(--ink-3); font-size: 0.82rem; margin-top: 0.5em; }

/* ---------- sns buttons ---------- */
.sns-row { margin-top: 1.8em; }
.sns-label { display: block; font-size: 0.82rem; color: var(--ink-3); font-weight: 700; letter-spacing: 0.04em; margin-bottom: 0.8em; }
.sns-links { display: flex; flex-wrap: wrap; gap: 10px; }
.sns {
  display: inline-flex; align-items: center; gap: 0.55em;
  padding: 0.6em 1.1em; border-radius: 999px;
  font-size: 0.88rem; font-weight: 700;
  border: 1px solid var(--line-2); color: var(--ink);
  transition: transform .18s ease, box-shadow .25s ease, background .2s, color .2s, border-color .2s;
}
.sns svg { flex: none; }
.sns:hover { transform: translateY(-2px); color: #fff; border-color: transparent; box-shadow: 0 12px 26px -12px oklch(0.4 0.04 60 / .5); }
.sns.yt:hover { background: #FF0000; box-shadow: 0 12px 26px -12px rgba(255,0,0,.6); }
.sns.tt:hover { background: #010101; box-shadow: 0 12px 26px -12px rgba(0,0,0,.6); }
.sns.ig:hover { background: linear-gradient(45deg, #f9ce34, #ee2a7b, #6228d7); box-shadow: 0 12px 26px -12px rgba(221,42,123,.6); }

.footer-social { display: flex; gap: 12px; }
.footer-social .sns { padding: 0; width: 42px; height: 42px; justify-content: center; border-color: oklch(0.5 0.02 70 / .35); color: var(--on-deep); }
.footer-social .sns:hover { color: #fff; }

/* ---------- archive ---------- */
.archive { background: var(--bg-2); }
.arc-list { list-style: none; display: grid; gap: 10px; max-width: 860px; margin-inline: auto; }
.arc {
  display: flex; align-items: center; gap: clamp(14px, 2vw, 22px);
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: clamp(16px, 2vw, 22px) clamp(18px, 2.4vw, 26px);
  transition: transform .2s, box-shadow .25s, border-color .25s;
}
.arc:hover { transform: translateX(4px); box-shadow: 0 18px 40px -28px oklch(0.4 0.04 60 / .5); border-color: var(--line-2); }
.arc-tag {
  flex: none; min-width: 92px; text-align: center;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.08em;
  color: var(--accent-deep); background: var(--accent-soft);
  padding: 6px 10px; border-radius: 999px;
}
.arc-main { flex: 1 1 auto; min-width: 0; }
.arc-main h3 { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.02rem, 1.6vw, 1.18rem); line-height: 1.4; }
.arc-speaker { color: var(--ink-3); font-size: 0.85rem; margin-top: 0.25em; }
.arc-lock {
  flex: none; display: inline-flex; align-items: center; gap: 0.4em;
  font-size: 0.74rem; font-weight: 700; color: var(--ink-3);
  border: 1px solid var(--line-2); border-radius: 999px; padding: 5px 12px;
  white-space: nowrap;
}
.arc-lock::before { content: "🔒"; font-size: 0.85em; }

/* ---------- ranks ---------- */
.ranks { background: var(--bg-2); }
.rank-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(16px, 2vw, 24px); }
.rank {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(22px, 2.4vw, 30px); text-align: center;
  transition: transform .3s, box-shadow .3s;
}
.rank:hover { transform: translateY(-6px); box-shadow: 0 28px 56px -30px oklch(0.4 0.04 60 / .55); }
.rank .badge {
  width: 84px; height: 84px; border-radius: 22px; margin: 0 auto 18px;
  box-shadow: 0 14px 26px -14px oklch(0.4 0.04 60 / .6), inset 0 1px 0 rgba(255,255,255,.5);
  display: grid; place-items: center; font-size: 2rem;
}
.rank .badge.b { background: var(--m-bronze); }
.rank .badge.s { background: var(--m-silver); }
.rank .badge.g { background: var(--m-gold); }
.rank .badge.p { background: var(--m-plat); }
.rank .tier { font-family: var(--font-display); font-weight: 700; font-size: 1.18rem; }
.rank .req { color: var(--accent-deep); font-weight: 700; font-family: var(--font-latin); font-size: 1.5rem; margin-top: 0.2em; }
.rank .req small { font-family: var(--font-body); font-size: 0.7rem; color: var(--ink-3); font-weight: 500; letter-spacing: 0.05em; }
.rank .role { margin-top: 0.9em; padding-top: 0.9em; border-top: 1px solid var(--line); color: var(--ink-2); font-size: 0.86rem; }
.rank .role span { color: var(--ink); font-weight: 700; }
.ranks-note { text-align: center; color: var(--ink-2); margin-top: clamp(26px,4vw,40px); font-size: 0.95rem; }

/* ---------- pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(14px, 1.8vw, 22px); align-items: stretch; }
.plan {
  position: relative; background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); padding: clamp(24px, 2.6vw, 32px);
  display: flex; flex-direction: column; gap: 6px;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.plan:hover { transform: translateY(-4px); box-shadow: 0 24px 48px -30px oklch(0.4 0.04 60 / .5); }
.plan.featured { border-color: var(--accent); box-shadow: 0 24px 50px -28px oklch(0.66 0.10 70 / .55); }
.plan.featured::before {
  content: "募集中"; position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: oklch(0.24 0.03 60); font-size: 0.72rem; font-weight: 800;
  letter-spacing: 0.14em; padding: 5px 14px; border-radius: 999px;
}
.plan .gen { font-family: var(--font-display); font-weight: 700; font-size: 1.22rem; }
.plan .tagline { color: var(--ink-3); font-size: 0.82rem; min-height: 1.2em; }
.plan .price { margin-top: 0.5em; display: flex; align-items: baseline; gap: 2px; }
.plan .price .yen { font-size: 1.1rem; font-weight: 700; align-self: flex-start; margin-top: 0.3em; }
.plan .price .num { font-family: var(--font-latin); font-weight: 600; font-size: 3rem; line-height: 1; color: var(--ink); }
.plan .price .per { color: var(--ink-3); font-size: 0.85rem; }
.plan.closed { opacity: 0.72; }
.plan .seal { margin-top: 0.4em; font-size: 0.78rem; color: var(--ink-3); }
.price-foot { text-align: center; color: var(--ink-2); margin-top: clamp(26px,4vw,40px); font-size: 0.93rem; }

/* ---------- faq ---------- */
.faq { max-width: 800px; margin-inline: auto; }
.qa { border-bottom: 1px solid var(--line); }
.qa-q {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 22px 4px; font-family: var(--font-body); font-weight: 700; font-size: 1.05rem; color: var(--ink);
}
.qa-q .pm { flex: none; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; transition: transform .25s, background .25s, color .25s; color: var(--accent-deep); font-size: 1.1rem; }
.qa.open .pm { background: var(--accent); color: oklch(0.24 0.03 60); border-color: var(--accent); transform: rotate(45deg); }
.qa .ans { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s ease; }
.qa.open .ans { grid-template-rows: 1fr; }
.qa .ans-inner { overflow: hidden; }
.qa .ans p { padding: 0 4px 22px; color: var(--ink-2); font-size: 0.97rem; }

/* ---------- final cta ---------- */
.cta { background: var(--deep-2); color: var(--on-deep); text-align: center; position: relative; overflow: hidden; }
.cta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(70% 130% at 50% -10%, oklch(0.55 0.09 78 / .3), transparent 60%); }
.cta .wrap { position: relative; }
.cta h2 { color: var(--on-deep); font-size: clamp(1.8rem, 4vw, 3rem); text-wrap: balance; }
.cta p { color: var(--on-deep-2); margin: 1em auto 0; max-width: 34em; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 2.2em; }

/* ---------- footer ---------- */
.site-footer { background: var(--deep); color: var(--on-deep-2); padding-block: 48px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; align-items: center; }
.site-footer .brand { color: var(--on-deep); }
.site-footer .fnav { display: flex; gap: 22px; flex-wrap: wrap; }
.site-footer .fnav a { font-size: 0.88rem; }
.site-footer .fnav a:hover { color: var(--on-deep); }
.site-footer .copy { width: 100%; border-top: 1px solid oklch(0.5 0.02 70 / .25); padding-top: 22px; font-size: 0.8rem; }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .08s; } .reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; } .reveal.d4 { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-cta .btn-ghost { display: none; }
  .nav-toggle { display: grid; place-items: center; }
  .hero-grid { grid-template-columns: 1fr; }
  .card-stage { height: 360px; margin-top: 10px; order: 2; }
  .about-grid { grid-template-columns: 1fr; }
  .founder-grid { grid-template-columns: 1fr; }
  .cols-3 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .rank-grid { grid-template-columns: repeat(2, 1fr); }
  .price-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .price-grid { grid-template-columns: 1fr; }
  .rank-grid { grid-template-columns: 1fr 1fr; }
  .hero-actions .btn { flex: 1 1 auto; }
}

/* tweaks root never blocks layout */
#tweaks-root { position: fixed; z-index: 2147483000; }