@charset "UTF-8";

/* ══════════════════════════════════════════════════════
   爆速アプリ開発 LP ／ ビジュアル主導版
   暗所に一灯だけ暖色が差す構図。写真とタイポグラフィで押す。
   ══════════════════════════════════════════════════════ */

:root {
  --bg:      #0A0B0F;
  --bg-2:    #101219;
  --surf:    #161923;
  --surf-2:  #1D212C;
  --line:    #272C39;
  --line-2:  #363D4D;

  --ink:     #F4F6FA;
  --ink-2:   #9BA5B6;
  --ink-3:   #6B7688;

  --brand:   #FF6A00;   /* 速さ・熱。アクセントはここに集約 */
  --brand-d: #E85D00;
  --brand-s: rgba(255,106,0,.12);
  --cool:    #4B7BFF;   /* 補助。工学的な信頼 */
  --ok:      #22C58B;

  --sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN",
          "Noto Sans JP", "Yu Gothic Medium", "Yu Gothic", Meiryo, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --gut: clamp(20px, 5vw, 60px);
  --sec: clamp(80px, 10vw, 156px);
  --ease: cubic-bezier(.16,.84,.34,1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.85;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
h1,h2,h3,h4,p,dl,dd,ol,ul,figure { margin: 0; }
ul,ol { padding: 0; list-style: none; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }
.skip { position: absolute; left: -9999px; z-index: 999; background: var(--brand); color: #fff; padding: 12px 18px; }
.skip:focus { left: 12px; top: 12px; }
.num { font-variant-numeric: tabular-nums; letter-spacing: -.04em; }

/* ── 画像が未設置のときの見え方 ─────────────
   生成画像が入るまでは、暗所に一灯という同じ構図をCSSで代替する。 */
[data-img] { position: relative; overflow: hidden; background: var(--bg-2); }
[data-img] > img { width: 100%; height: 100%; object-fit: cover; }
[data-img].is-empty > img { display: none; }
[data-img].is-empty::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 78% 18%, rgba(255,106,0,.30), transparent 58%),
    radial-gradient(90% 70% at 20% 90%, rgba(75,123,255,.14), transparent 60%),
    linear-gradient(160deg, #14171F, #0A0B0F 70%);
}
[data-img].is-empty::after {
  content: attr(data-img) ".png 待ち";
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  font-family: var(--mono); font-size: 11px; letter-spacing: .14em;
  color: rgba(244,246,250,.28); white-space: nowrap;
}

/* ── レイアウト ───────────────────────── */
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding-inline: var(--gut); }
.wrap--narrow { max-width: 760px; }
.sec { padding-block: var(--sec); }
.sec--flush { padding-bottom: calc(var(--sec) * .7); }

.head { display: flex; flex-direction: column; gap: 14px; margin-bottom: clamp(34px, 5vw, 62px); max-width: 660px; }
.eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: .24em; text-transform: uppercase; color: var(--brand); }
.h2 { font-size: clamp(28px, 4.6vw, 50px); line-height: 1.28; font-weight: 800; letter-spacing: -.035em; text-wrap: balance; }
.lead { color: var(--ink-2); font-size: clamp(14.5px, 1.5vw, 16.5px); max-width: 58ch; }
.lead b { color: var(--ink); font-weight: 600; }

/* ── ボタン ───────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--brand); color: #fff; font-weight: 700; letter-spacing: .02em;
  padding: 14px 30px; border: 0; border-radius: 2px; cursor: pointer; font-size: 15px;
  box-shadow: 0 12px 34px -14px rgba(255,106,0,.9);
  transition: background .18s, transform .18s var(--ease), box-shadow .18s;
}
.btn:hover { background: var(--brand-d); transform: translateY(-2px); box-shadow: 0 18px 40px -14px rgba(255,106,0,1); }
.btn:active { transform: none; }
.btn--lg { padding: 18px 42px; font-size: 16.5px; }
.btn--sm { padding: 9px 18px; font-size: 13.5px; box-shadow: none; }
.btn--full { width: 100%; }
.ghost {
  display: inline-flex; align-items: center; gap: 7px; font-size: 15px; font-weight: 600;
  border-bottom: 1px solid var(--line-2); padding-bottom: 3px; transition: color .18s, gap .18s var(--ease), border-color .18s;
}
.ghost::after { content: "→"; }
.ghost:hover { color: var(--brand); border-color: var(--brand); gap: 12px; }

/* ── ヘッダー ───────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 60; background: rgba(10,11,15,.6);
  backdrop-filter: blur(16px) saturate(150%); -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-bottom: 1px solid transparent; transition: background .25s, border-color .25s;
}
.nav.is-stuck { background: rgba(10,11,15,.92); border-bottom-color: var(--line); }
.nav__in { max-width: 1200px; margin: 0 auto; padding: 0 var(--gut); height: 62px; display: flex; align-items: center; gap: 26px; }
.nav__logo { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 15.5px; letter-spacing: -.01em; }
.nav__mark { width: 12px; height: 12px; background: var(--brand); clip-path: polygon(0 0,100% 0,100% 60%,60% 100%,0 100%); }
.nav__links { display: flex; gap: 22px; margin-left: auto; font-size: 13.5px; color: var(--ink-2); }
.nav__links a:hover { color: var(--ink); }

/* ── ファーストビュー ───────────────────── */
.hero { position: relative; min-height: min(92vh, 860px); display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; }
.hero__veil {
  position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(10,11,15,.96) 0%, rgba(10,11,15,.82) 42%, rgba(10,11,15,.28) 78%, rgba(10,11,15,.5) 100%),
    linear-gradient(0deg, var(--bg) 2%, transparent 46%);
}
.hero__in { position: relative; width: 100%; max-width: 1200px; margin: 0 auto; padding: clamp(96px,14vw,180px) var(--gut) clamp(34px,5vw,60px); }
.kicker {
  display: inline-flex; align-items: center; gap: 9px; font-family: var(--mono);
  font-size: 11px; letter-spacing: .18em; color: var(--ink-2);
  border: 1px solid var(--line-2); border-radius: 100px; padding: 5px 14px; margin-bottom: 26px;
}
.kicker__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 0 rgba(255,106,0,.6); animation: pulse 2.6s ease-out infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(255,106,0,.6)} 70%{box-shadow:0 0 0 9px rgba(255,106,0,0)} 100%{box-shadow:0 0 0 0 rgba(255,106,0,0)} }

.hero__h1 { font-size: clamp(38px, 8.4vw, 96px); line-height: 1.1; font-weight: 800; letter-spacing: -.05em; margin-bottom: 26px; text-wrap: balance; }
.hl { position: relative; color: var(--brand); white-space: nowrap; }
.hl::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .04em; height: 3px; background: var(--brand);
  transform: scaleX(0); transform-origin: left; transition: transform .8s .35s var(--ease);
}
.hero__h1.is-in .hl::after { transform: scaleX(1); }
.hero__sub { color: var(--ink-2); font-size: clamp(15px,1.8vw,18px); line-height: 1.9; margin-bottom: 34px; }
.hero__sub b { color: var(--ink); font-weight: 700; }
.hero__cta { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; margin-bottom: 44px; }

.facts { display: flex; flex-wrap: wrap; gap: 14px 40px; }
.facts dt { font-size: 11px; color: var(--ink-3); letter-spacing: .06em; }
.facts dd { margin: 0; font-size: clamp(26px,3.4vw,38px); font-weight: 800; letter-spacing: -.045em; display: flex; align-items: baseline; gap: 3px; }
.facts dd small { font-size: 12px; font-weight: 500; color: var(--ink-3); letter-spacing: 0; }
.sup { font-size: 9.5px; color: var(--ink-3); vertical-align: super; }

.hero__strip {
  position: relative; display: flex; gap: 0; overflow: hidden;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  font-size: 12px; color: var(--ink-3); white-space: nowrap;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.hero__strip span { padding: 12px 28px; }
.hero__strip i { align-self: center; width: 3px; height: 3px; border-radius: 50%; background: var(--brand); opacity: .7; }

/* ── 相場バー ───────────────────────── */
.bars { display: flex; flex-direction: column; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.bar { display: grid; grid-template-columns: 190px minmax(0,1fr) 210px; align-items: center; gap: 22px; padding: 17px 20px; background: var(--bg-2); }
.bar__l { font-size: 14px; font-weight: 600; }
.bar__t { position: relative; display: block; height: 10px; background: var(--surf-2); border-radius: 100px; }
.bar__t i { position: absolute; top: 0; bottom: 0; left: var(--a); right: calc(100% - var(--b)); border-radius: 100px; background: linear-gradient(90deg, #4A5468, #6C778C); transform: scaleX(0); transform-origin: left; transition: transform .9s var(--ease); }
.bar.is-in .bar__t i { transform: scaleX(1); }
.bar__v { display: flex; align-items: baseline; gap: 7px; justify-content: flex-end; font-size: 19px; font-weight: 800; letter-spacing: -.035em; font-variant-numeric: tabular-nums; }
.bar__v small { font-size: 12px; font-weight: 500; color: var(--ink-3); }
.bar__v em { font-style: normal; font-size: 11.5px; font-weight: 500; color: var(--ink-3); border-left: 1px solid var(--line-2); padding-left: 9px; }
.bar--own { background: var(--surf); }
.bar--own .bar__l { color: var(--brand); }
.bar--own .bar__t i { background: linear-gradient(90deg, var(--brand), #FFA155); }
.bar--own .bar__v { color: var(--ink); }

.src { margin-top: 16px; font-size: 11.5px; line-height: 1.8; color: var(--ink-3); }
.pull {
  margin-top: clamp(38px,5vw,64px); border-left: 2px solid var(--brand); padding-left: 24px;
  font-size: clamp(18px,2.6vw,27px); font-weight: 700; line-height: 1.7; letter-spacing: -.025em;
}
.pull b { color: var(--brand); }

/* ── 作れるもの（カード4枚） ─────────────── */
.cards {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--line); border-block: 1px solid var(--line); margin-top: 8px;
}
.card { background: var(--bg); display: flex; flex-direction: column; }
.card__img { aspect-ratio: 4 / 5; }
.card__img > img { transition: transform .8s var(--ease), filter .5s; filter: saturate(.85); }
.card:hover .card__img > img { transform: scale(1.045); filter: saturate(1); }
.card__b { padding: 24px 22px 30px; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.card__n { font-family: var(--mono); font-size: 11px; letter-spacing: .16em; color: var(--brand); }
.card__b h3 { font-size: 17.5px; font-weight: 700; letter-spacing: -.02em; line-height: 1.5; }
.card__b p { font-size: 13.5px; color: var(--ink-2); line-height: 1.85; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 14px; }
.chips li { font-size: 11px; color: var(--ink-3); border: 1px solid var(--line-2); border-radius: 100px; padding: 3px 10px; }

.honest { margin-top: clamp(40px,5vw,64px); border: 1px dashed var(--line-2); padding: 26px 30px; display: flex; flex-direction: column; gap: 8px; }
.honest h3 { font-size: 15px; font-weight: 700; }
.honest p { font-size: 14px; color: var(--ink-2); line-height: 1.9; }

/* ── 画像＋文章の2分割 ───────────────── */
.split { display: grid; grid-template-columns: 1fr 1fr; align-items: stretch; border-top: 1px solid var(--line); }
.split--rev .split__img { order: 2; }
.split__img { min-height: clamp(320px, 46vw, 640px); }
.split__b { padding: clamp(48px,6vw,96px) clamp(28px,5vw,72px); display: flex; flex-direction: column; justify-content: center; }
.split__b .head { margin-bottom: 34px; }

.reasons { display: flex; flex-direction: column; gap: 26px; counter-reset: r; }
.reasons li { position: relative; padding-left: 42px; counter-increment: r; }
.reasons li::before {
  content: "0" counter(r); position: absolute; left: 0; top: 2px;
  font-family: var(--mono); font-size: 12px; letter-spacing: .1em; color: var(--brand);
}
.reasons b { display: block; font-size: 16.5px; font-weight: 700; letter-spacing: -.02em; margin-bottom: 6px; line-height: 1.6; }
.reasons span { display: block; font-size: 14px; color: var(--ink-2); line-height: 1.9; }

/* ── 7日間の工程 ───────────────────── */
.days { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.day { background: var(--bg-2); padding: 22px 18px 26px; display: flex; flex-direction: column; gap: 7px; position: relative; overflow: hidden; }
.day::before { content: ""; position: absolute; inset: 0 0 auto; height: 2px; background: var(--brand); transform: scaleX(0); transform-origin: left; transition: transform .7s var(--ease); }
.day.is-in::before { transform: scaleX(1); }
.day__n { font-family: var(--mono); font-size: 11.5px; letter-spacing: .1em; color: var(--ink-3); font-weight: 700; }
.day h3 { font-size: 15px; font-weight: 700; letter-spacing: -.02em; }
.day p { font-size: 12.5px; line-height: 1.8; color: var(--ink-2); }
.day--last { background: var(--surf); }
.day--last .day__n { color: var(--brand); }
.day__tag { align-self: flex-start; margin-top: auto; font-size: 10.5px; font-weight: 700; background: var(--brand-s); color: var(--brand); padding: 2px 9px; border-radius: 100px; }

/* ── 料金 ───────────────────────── */
.plan { border: 1px solid var(--line); background: var(--bg-2); }
.plan__top {
  display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap;
  padding: clamp(28px,4vw,44px); border-bottom: 1px solid var(--line);
  background: radial-gradient(120% 160% at 100% 0%, rgba(255,106,0,.14), transparent 62%);
}
.plan__name { font-size: 12.5px; letter-spacing: .16em; color: var(--ink-3); font-weight: 700; }
.plan__price { display: flex; align-items: baseline; gap: 7px; flex-wrap: wrap; margin-top: 6px; }
.num--xl { font-size: clamp(56px,9vw,90px); font-weight: 800; line-height: 1; }
.plan__price small { font-size: 21px; font-weight: 700; }
.plan__price em { font-style: normal; font-size: 12px; color: var(--ink-3); margin-left: 6px; }
.plan__term { font-size: 13.5px; color: var(--ink-2); margin-top: 9px; }
.plan__cols { display: grid; grid-template-columns: 1fr 1fr; }
.plan__col { padding: clamp(24px,3vw,34px); }
.plan__col + .plan__col { border-left: 1px solid var(--line); }
.plan__h { font-size: 12px; letter-spacing: .12em; font-weight: 700; margin-bottom: 16px; }
.plan__h--in { color: var(--ok); }
.plan__h--out { color: var(--ink-3); }
.ticks li, .crosses li { position: relative; padding-left: 26px; font-size: 14px; line-height: 1.75; margin-bottom: 11px; }
.ticks li::before { content: ""; position: absolute; left: 4px; top: .5em; width: 11px; height: 6px; border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok); transform: rotate(-45deg); }
.crosses li { color: var(--ink-3); }
.crosses li::before { content: "—"; position: absolute; left: 2px; top: 0; color: var(--line-2); }
.plan__pay { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; padding: 18px clamp(24px,3vw,34px); border-top: 1px solid var(--line); font-size: 13.5px; }
.plan__pay span { color: var(--ink-3); }

/* ── FAQ ───────────────────────── */
.faq { border-top: 1px solid var(--line); }
.q { border-bottom: 1px solid var(--line); }
.q summary { cursor: pointer; list-style: none; padding: 21px 44px 21px 0; position: relative; font-size: 15.5px; font-weight: 600; letter-spacing: -.01em; line-height: 1.7; transition: color .16s; }
.q summary::-webkit-details-marker { display: none; }
.q summary:hover { color: var(--brand); }
.q summary::after { content: ""; position: absolute; right: 8px; top: 50%; width: 10px; height: 10px; border-right: 2px solid var(--ink-3); border-bottom: 2px solid var(--ink-3); transform: translateY(-70%) rotate(45deg); transition: transform .25s var(--ease); }
.q[open] summary::after { transform: translateY(-30%) rotate(225deg); }
.q__a { padding-bottom: 22px; }
.q__a p { font-size: 14.5px; color: var(--ink-2); line-height: 1.95; }

/* ── 会社情報 ───────────────────── */
.company { border-top: 1px solid var(--line); }
.company > div { display: grid; grid-template-columns: 180px minmax(0,1fr); gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.company dt { font-size: 13px; color: var(--ink-3); }
.company dd { margin: 0; font-size: 14.5px; }
.company dd a { color: var(--brand); border-bottom: 1px solid currentColor; }
.note { margin-top: 22px; font-size: 11.5px; line-height: 1.85; color: var(--ink-3); }

/* ── 最終CTA ───────────────────── */
.cta { position: relative; padding-block: var(--sec); overflow: hidden; border-top: 1px solid var(--line); }
.cta__bg { position: absolute; inset: 0; }
.cta__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,11,15,.9), rgba(10,11,15,.97)); }
.cta__in { position: relative; }

/* ── フォーム ───────────────────── */
.form { display: flex; flex-direction: column; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 13.5px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.req { font-size: 10.5px; font-weight: 700; background: var(--brand); color: #fff; padding: 1px 7px; border-radius: 2px; }
.opt { font-size: 10.5px; font-weight: 600; color: var(--ink-3); border: 1px solid var(--line-2); padding: 0 7px; border-radius: 2px; }
.field input, .field select, .field textarea {
  background: rgba(22,25,35,.86); border: 1px solid var(--line-2); color: var(--ink);
  padding: 14px 16px; border-radius: 2px; font-size: 15.5px; width: 100%;
  transition: border-color .16s, background .16s;
}
.field textarea { resize: vertical; line-height: 1.8; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--brand); background: var(--surf); outline: none; }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-3); }
.field.is-bad input, .field.is-bad select, .field.is-bad textarea { border-color: #FF6B5A; }
.err { font-size: 12px; color: #FF8B7D; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form__note { font-size: 12px; color: var(--ink-3); line-height: 1.8; }
.form__note a { color: var(--ink-2); border-bottom: 1px solid currentColor; }
.form__status { font-size: 14px; font-weight: 600; }
.form__status.is-bad { color: #FF8B7D; }

/* ── フッター ───────────────────── */
.foot { border-top: 1px solid var(--line); padding: 40px 0 96px; color: var(--ink-3); }
.foot__in { display: flex; flex-wrap: wrap; gap: 20px 40px; align-items: center; }
.foot__brand { font-weight: 800; color: var(--ink); font-size: 15px; display: flex; flex-direction: column; }
.foot__brand span { font-size: 11.5px; font-weight: 400; color: var(--ink-3); }
.foot__links { display: flex; flex-wrap: wrap; gap: 20px; font-size: 12.5px; }
.foot__links a:hover { color: var(--ink); }
.foot__c { margin-left: auto; font-size: 11.5px; }

/* ── モバイル固定CTA ───────────────── */
.sticky {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 70; display: none;
  align-items: center; justify-content: space-between; gap: 14px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: rgba(10,11,15,.94); backdrop-filter: blur(14px); border-top: 1px solid var(--line);
  transform: translateY(110%); transition: transform .35s var(--ease);
}
.sticky.is-on { transform: none; }
.sticky__t { display: flex; flex-direction: column; line-height: 1.35; }
.sticky__t b { font-size: 14px; letter-spacing: -.02em; }
.sticky__t span { font-size: 11px; color: var(--ink-3); }

/* ── リビール ───────────────────── */
[data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
[data-reveal].is-in { opacity: 1; transform: none; }

/* ── レスポンシブ ───────────────────── */
@media (max-width: 1040px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .days { grid-template-columns: repeat(3, 1fr); }
  .bar { grid-template-columns: 150px minmax(0,1fr) 175px; gap: 16px; }
}
@media (max-width: 860px) {
  .nav__links { display: none; }
  .split { grid-template-columns: 1fr; }
  .split--rev .split__img { order: 0; }
  .split__img { min-height: 54vw; }
  .plan__cols { grid-template-columns: 1fr; }
  .plan__col + .plan__col { border-left: 0; border-top: 1px solid var(--line); }
  .sticky { display: flex; }
  .foot { padding-bottom: 110px; }
  .hero { min-height: auto; }
}
@media (max-width: 620px) {
  body { font-size: 15.5px; }
  .cards { grid-template-columns: 1fr; }
  .days { grid-template-columns: 1fr; }
  .bar { grid-template-columns: 1fr auto; gap: 8px 14px; padding: 15px; }
  .bar__t { grid-column: 1 / -1; order: 3; }
  .bar__v { font-size: 17px; }
  .company > div { grid-template-columns: 1fr; gap: 2px; }
  .foot__c { margin-left: 0; }
  .hero__cta .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .bar__t i, .day::before, .hl::after { transform: none !important; }
}