@font-face {
  font-family: "Orbitron";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/Orbitron-700.woff2") format("woff2");
}

:root {
  --ind-bg: #0a0a14;
  --ind-bg-soft: #14141f;
  --ind-magenta: #e050b0;
  --ind-magenta-soft: #ff8fd6;
  --ind-cyan: #1070d0;
  --ind-cyan-soft: #4fb3ff;
  --ind-text: #f3f1f8;
  --ind-text-soft: #b8b4c9;
  --ind-text-mute: #7d7893;
  --ind-border: #2a2740;
}

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

html { scroll-behavior: smooth; }

a { color: inherit; text-decoration: none; }

body {
  font-family: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  background: var(--ind-bg);
  color: var(--ind-text);
  line-height: 1.8;
}

h1, h2, h3 {
  font-family: "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-wrap: balance;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0%; background: linear-gradient(90deg, var(--ind-magenta), var(--ind-cyan)); z-index: 200; }

.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(10,10,20,0.85); backdrop-filter: blur(8px); border-bottom: 1px solid var(--ind-border); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { font-weight: 800; font-size: 18px; color: var(--ind-text); }
.brand span { color: var(--ind-magenta); font-family: "Orbitron", sans-serif; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--ind-text-soft); text-decoration: none; font-size: 14px; }
.nav-links a:hover { color: var(--ind-magenta-soft); }
.nav-cta { background: var(--ind-magenta); color: #fff; padding: 10px 20px; border-radius: 4px; text-decoration: none; font-size: 14px; font-weight: 700; }
.nav-cta:hover { background: var(--ind-magenta-soft); }
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 2px;
  background: var(--ind-text);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.hero { position: relative; min-height: 100vh; padding-top: 68px; overflow: hidden; background: var(--ind-bg); color: var(--ind-text); }
.hero-video, .hero-video-mobile { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 25% center; display: block; }
.hero-video-mobile { display: none; }
.hero-fallback-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 25% center; display: none; }
@media (max-width: 780px) {
  /* 横長動画をcoverで縦画面に敷くと大部分が見えなくなるため、事前に
     縦長でクロップ書き出しした専用動画に差し替える */
  .hero-video { display: none; }
  .hero-video-mobile { display: block; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-video, .hero-video-mobile { display: none; }
  .hero-fallback-img { display: block; }
}
.hero::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(10,10,20,0.85) 0%, rgba(10,10,20,0.6) 35%, rgba(10,10,20,0.15) 60%, rgba(10,10,20,0) 80%); pointer-events: none; }
@media (max-width: 780px) {
  /* デスクトップ用の横方向グラデーションは.hero-copyが560px幅の左側にある前提で
     チューニングされている。モバイルでは.hero-copyが全幅になり、右端が
     透明な部分に重なって明るい部分の上でテキストが読みにくくなるため、
     縦方向の均一な暗さのスクリムに切り替える。 */
  .hero::before { background: linear-gradient(180deg, rgba(10,10,20,.85), rgba(10,10,20,.55)); }
}
.hero .container { position: relative; z-index: 2; padding-top: 120px; padding-bottom: 96px; }
.hero-copy { max-width: 560px; }
.hero-eyebrow { display: inline-flex; border: 1px solid var(--ind-cyan); color: var(--ind-cyan-soft); padding: 6px 16px; border-radius: 999px; font-size: 12.5px; margin-bottom: 20px; }
.hero h1 { font-size: clamp(30px, 4.6vw, 44px); line-height: 1.4; margin-bottom: 20px; color: var(--ind-text); }
.hero h1 .typed-cursor { display: inline-block; width: 3px; background: var(--ind-magenta-soft); margin-left: 4px; animation: blink 0.9s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }
.hero .lead { font-size: 15px; color: var(--ind-text-soft); margin-bottom: 32px; }
.hero-actions { display: flex; gap: 14px; }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 28px; border-radius: 4px; text-decoration: none; font-weight: 700; font-size: 14.5px; }
.btn-primary { background: var(--ind-magenta); color: #fff; }
.btn-primary:hover { background: var(--ind-magenta-soft); }
.btn-outline { border: 1px solid var(--ind-text-soft); color: var(--ind-text); }
.btn-outline:hover { border-color: var(--ind-cyan-soft); color: var(--ind-cyan-soft); }

.section-head { display: flex; align-items: baseline; gap: 16px; margin-bottom: 40px; }
.section-num { font-family: "Orbitron", sans-serif; font-size: 13px; color: var(--ind-cyan-soft); }
.section-head h2 { font-size: 26px; color: var(--ind-text); margin-bottom: 8px; }
.section-head p { color: var(--ind-text-soft); font-size: 14px; }

section:not(.hero) { padding: 96px 0; border-bottom: 1px solid var(--ind-border); }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-stagger > * { opacity: 0; transform: translateY(16px); transition: opacity 0.6s ease, transform 0.6s ease; transition-delay: calc(var(--i, 0) * 90ms); }
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }

/* ---------- 選ばれる理由（price-scale） ---------- */
.price-scale { max-width: 620px; margin: 0 auto; }
.price-scale-row { display: flex; align-items: center; gap: 20px; margin-bottom: 16px; }
.price-scale-label { flex-shrink: 0; width: 120px; font-size: 13.5px; color: var(--ind-text-soft); text-align: right; }
.price-scale-label-us { color: var(--ind-magenta-soft); font-weight: 700; }
.price-scale-bar { position: relative; flex: 1; height: 40px; background: var(--ind-border); border-radius: 2px; overflow: hidden; }
.price-scale-bar::before { content: ""; position: absolute; inset: 0; width: var(--w); background: var(--ind-text-mute); }
.price-scale-bar.price-scale-mid::before { background: var(--ind-cyan); }
.price-scale-bar.price-scale-us::before { background: var(--ind-magenta); }
.price-scale-bar span { position: relative; z-index: 1; display: flex; align-items: center; height: 100%; padding-left: 14px; font-size: 14px; font-weight: 700; color: #fff; }
.price-scale-bar.price-scale-us span { font-weight: 800; }
.compare-note { text-align: left; font-size: 12px; color: var(--ind-text-mute); margin: 8px 0 40px; }
.price-scale-annotations { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; border-top: 1px solid var(--ind-border); padding-top: 28px; }
.annotation { font-size: 13.5px; color: var(--ind-text-soft); line-height: 1.7; }

/* ---------- メリット（stats） ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 44px; margin-bottom: 8px; }
.stat-card { text-align: center; }
.stat-pie {
  --pct: 50%;
  width: 156px; height: 156px;
  margin: 0 auto 26px;
  border-radius: 50%;
  background: conic-gradient(var(--ind-magenta) 0% var(--pct), var(--ind-border) var(--pct) 100%);
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.stat-pie::before { content: ""; position: absolute; inset: 15px; border-radius: 50%; background: var(--ind-bg); }
.stat-pie-label { position: relative; z-index: 1; font-family: "Orbitron", sans-serif; font-weight: 700; font-size: 28px; color: var(--ind-text); }
.stat-pie-label small { font-size: 14px; font-weight: 700; color: var(--ind-magenta-soft); vertical-align: super; margin-left: 2px; }
.stat-desc { font-size: 13.5px; color: var(--ind-text); margin-bottom: 8px; line-height: 1.7; max-width: 320px; margin-left: auto; margin-right: auto; }
.stat-source { font-size: 11px; color: var(--ind-text-soft); }
.stats-note { text-align: center; font-size: 12.5px; color: var(--ind-text-soft); margin: 28px 0 64px; }

.effect-timeline { display: flex; flex-direction: column; max-width: 680px; margin: 0 auto; }
.effect-item { display: flex; gap: 26px; padding: 24px 0; border-top: 1px solid var(--ind-border); }
.effect-item:last-child { border-bottom: 1px solid var(--ind-border); }
.effect-when { flex-shrink: 0; width: 120px; font-weight: 700; font-size: 14px; color: var(--ind-magenta-soft); padding-top: 2px; position: relative; padding-left: 18px; }
.effect-when::before { content: ""; position: absolute; left: 0; top: 6px; width: 8px; height: 8px; border-radius: 50%; background: var(--ind-magenta); }
.effect-body h3 { font-size: 15.5px; color: var(--ind-text); margin-bottom: 6px; }
.effect-body p { font-size: 13px; color: var(--ind-text-soft); }

/* ---------- サービス内容 ---------- */
.services-list { display: flex; flex-direction: column; max-width: 720px; margin: 0 auto; }
.service-row { display: flex; align-items: flex-start; gap: 22px; padding: 28px 0; border-bottom: 1px solid var(--ind-border); }
.service-row:first-child { padding-top: 0; }
.service-row:last-child { border-bottom: none; padding-bottom: 0; }
.service-index { flex-shrink: 0; width: 44px; font-family: "Orbitron", sans-serif; font-weight: 700; font-size: 22px; color: var(--ind-magenta); opacity: 0.6; }
.service-row-body h3 { font-size: 16.5px; margin-bottom: 6px; color: var(--ind-text); }
.service-row-body p { font-size: 14px; color: var(--ind-text-soft); }
.service-row-body .row-note { display: block; margin-top: 4px; font-size: 12px; color: var(--ind-text-soft); opacity: 0.75; }

/* ---------- 料金プラン（spec sheet） ---------- */
.price-panel { max-width: 640px; margin: 0 auto; background: var(--ind-bg-soft); border: 1px solid var(--ind-border); border-top: 3px solid var(--ind-magenta); }
.price-panel-head { padding: 32px 40px 20px; border-bottom: 1px solid var(--ind-border); }
.price-panel-label { font-family: "Hiragino Sans", sans-serif; display: block; font-size: 12px; letter-spacing: 0.18em; font-weight: 700; color: var(--ind-text); margin-bottom: 6px; }
.price-panel-sub { font-family: "Hiragino Sans", sans-serif; display: block; font-size: 12.5px; color: var(--ind-text-soft); }
.price-features { font-family: "Hiragino Sans", sans-serif; list-style: none; padding: 24px 40px; border-bottom: 1px solid var(--ind-border); display: flex; flex-direction: column; gap: 10px; }
.price-features li { position: relative; padding-left: 22px; font-size: 13.5px; color: var(--ind-text); }
.price-features li::before { content: "—"; position: absolute; left: 0; color: var(--ind-magenta); }
.price-features li strong { font-weight: 700; }
.price-panel-total { display: flex; justify-content: space-between; align-items: baseline; padding: 24px 40px; border-bottom: 2px solid var(--ind-magenta); }
.price-panel-total > span:first-child { font-family: "Hiragino Sans", sans-serif; font-size: 13px; font-weight: 700; color: var(--ind-text-soft); letter-spacing: 0.08em; }
.price-amount { font-family: "Orbitron", sans-serif; font-size: 34px; font-weight: 700; color: var(--ind-text); font-variant-numeric: tabular-nums; }
.price-amount small { font-family: "Hiragino Sans", sans-serif; font-size: 12px; font-weight: 500; color: var(--ind-text-mute); margin-left: 6px; }
.price-options { padding: 8px 40px 24px; }
.price-options-head { padding: 16px 0 8px; font-family: "Hiragino Sans", sans-serif; }
.price-options-head .label { display: block; font-size: 12px; font-weight: 700; letter-spacing: 0.1em; color: var(--ind-text); }
.price-options-head .sub { display: block; font-size: 11px; color: var(--ind-text-mute); margin-top: 3px; }
.price-option-row { font-family: "Hiragino Sans", sans-serif; display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 12px 0; border-bottom: 1px dotted var(--ind-border); }
.price-option-row span { font-size: 12.5px; color: var(--ind-text-soft); }
.price-option-row span small { display: block; color: var(--ind-text-mute); font-size: 11px; margin-top: 2px; }
.price-option-row strong { flex-shrink: 0; font-size: 12.5px; color: var(--ind-text); font-weight: 700; white-space: nowrap; font-variant-numeric: tabular-nums; }
.payment-link-wrap { text-align: center; margin-top: 40px; }

/* ---------- ポートフォリオ（browser window stack） ---------- */
.browser-stack { display: flex; flex-direction: column; gap: 0; max-width: 720px; margin: 0 auto; }
.browser-card {
  display: block;
  background: var(--ind-bg-soft);
  border: 1px solid var(--ind-border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(0,0,0,0.4);
  margin-top: calc(var(--offset) * -18px);
  margin-left: calc(var(--offset) * 24px);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  z-index: 1;
}
.browser-card:hover { transform: translateY(-6px); box-shadow: 0 20px 44px rgba(224,80,176,0.25); z-index: 2; }
.browser-chrome { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: var(--ind-bg); border-bottom: 1px solid var(--ind-border); }
.browser-chrome span:not(.browser-url) { width: 9px; height: 9px; border-radius: 50%; background: var(--ind-border); }
.browser-url { margin-left: 10px; font-size: 11px; color: var(--ind-text-mute); font-family: "Orbitron", sans-serif; }
.browser-card img { width: 100%; height: 260px; object-fit: cover; display: block; }
.browser-card-body { padding: 20px 24px 26px; }
.portfolio-num { display: block; font-family: "Orbitron", sans-serif; font-size: 16px; font-weight: 700; color: var(--ind-magenta); margin-bottom: 6px; }
.browser-card-body h3 { font-size: 18px; color: var(--ind-text); margin-bottom: 8px; }
.browser-card-body p { font-size: 13.5px; color: var(--ind-text-soft); }
@media (max-width: 780px) {
  .browser-card { margin-left: 0 !important; margin-top: 24px !important; }
  .browser-card img { height: 200px; }
}

/* ---------- 制作の流れ ---------- */
.flow-list { display: flex; flex-direction: column; max-width: 640px; margin: 0 auto; }
.flow-item { display: flex; align-items: baseline; gap: 26px; padding: 26px 0; border-top: 1px solid var(--ind-border); }
.flow-item:last-child { border-bottom: 1px solid var(--ind-border); }
.flow-index { font-family: "Orbitron", sans-serif; font-size: 26px; font-weight: 700; color: var(--ind-magenta); opacity: 0.6; flex-shrink: 0; width: 52px; }
.flow-item-body h3 { font-size: 16px; color: var(--ind-text); margin-bottom: 6px; }
.flow-item-body p { font-size: 13.5px; color: var(--ind-text-soft); }

/* ---------- お問い合わせ ---------- */
.contact-list { max-width: 640px; margin: 0 auto; display: flex; flex-direction: column; }
.contact-row { display: flex; align-items: center; gap: 20px; padding: 22px 4px; border-bottom: 1px solid var(--ind-border); transition: padding-left 0.25s ease; }
.contact-list a:first-child { border-top: 1px solid var(--ind-border); }
.contact-row:hover { padding-left: 12px; }
.contact-icon { flex-shrink: 0; width: 44px; height: 44px; border-radius: 50%; color: #fff; display: flex; align-items: center; justify-content: center; transition: transform 0.25s ease, box-shadow 0.25s ease; }
.contact-icon svg { width: 22px; height: 22px; }
.contact-icon.icon-line { background: #06c755; }
.contact-icon.icon-instagram { background: radial-gradient(circle at 30% 110%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%); }
.contact-icon.icon-mail { background: #4285f4; }
.contact-icon.icon-phone { background: var(--ind-cyan); }
.contact-row:hover .contact-icon { transform: scale(1.08); box-shadow: 0 6px 16px rgba(0,0,0,0.4); }
.contact-row-body { flex: 1; }
.contact-row-body h3 { font-size: 14.5px; color: var(--ind-text); margin-bottom: 4px; }
.contact-row-body .value { font-size: 13.5px; color: var(--ind-magenta-soft); font-weight: 700; word-break: break-word; }
.contact-arrow { color: var(--ind-text-soft); font-size: 18px; transition: transform 0.25s ease, color 0.25s ease; }
.contact-row:hover .contact-arrow { color: var(--ind-magenta-soft); transform: translateX(4px); }

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { padding: 24px 0; border-bottom: 1px solid var(--ind-border); }
.faq-item:first-child { padding-top: 0; }
.faq-q { font-size: 15.5px; font-weight: 700; color: var(--ind-text); display: flex; gap: 14px; margin-bottom: 10px; }
.faq-q span { flex-shrink: 0; font-family: "Orbitron", sans-serif; font-size: 17px; font-weight: 700; color: var(--ind-magenta); }
.faq-a { font-size: 14px; color: var(--ind-text-soft); padding-left: 34px; }

/* ---------- フッター ---------- */
.site-footer { padding: 56px 0 32px; text-align: center; border-top: 1px solid var(--ind-border); }
.site-footer .brand { font-size: 16px; font-weight: 800; margin-bottom: 8px; }
.site-footer p { font-size: 12.5px; color: var(--ind-text-mute); }
.foot-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; margin: 20px 0; }
.foot-links a { font-size: 12px; color: var(--ind-text-soft); text-decoration: none; }
.foot-links a:hover { color: var(--ind-magenta-soft); }

/* ---------- モバイルレイアウト（style.css の @media (max-width: 780px) を
   ダークテーマのクラス名・トークンに合わせて移植） ---------- */
@media (max-width: 780px) {
  section:not(.hero) { padding: 64px 0; }
  .nav-toggle { display: flex; }
  .site-header .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--ind-bg-soft);
    padding: 4px 24px 12px;
    gap: 0;
    border-bottom: 1px solid var(--ind-border);
    box-shadow: 0 16px 24px rgba(0,0,0,0.4);
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }
  .site-header .nav-links.is-open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
  .site-header .nav-links a {
    padding: 14px 0;
    border-bottom: 1px solid var(--ind-border);
    font-size: 15px;
    opacity: 1;
  }
  .site-header .nav-links a:last-child { border-bottom: none; }

  .price-scale-label { width: 96px; font-size: 12px; }
  .price-scale-annotations { grid-template-columns: 1fr; gap: 16px; }

  .price-panel-head, .price-features, .price-panel-total, .price-options { padding-left: 24px; padding-right: 24px; }
  .price-panel-total { flex-direction: column; align-items: flex-start; gap: 6px; }
  .price-panel-total > span:first-child { white-space: nowrap; }
  .price-option-row { flex-direction: column; align-items: flex-start; gap: 4px; }
  .price-option-row strong { white-space: normal; }
  .stats-grid { grid-template-columns: 1fr; gap: 32px; }
  .effect-item { flex-direction: column; gap: 6px; }
  .effect-when { width: auto; }
}