/* ============================================================
   OSHIN DRONE — サービスLP v3
   おしんらしさ：ネイビー×レッド（キャラ・ロゴ由来）／明朝見出し
   大きく・濃く・写真多パターン・斜めの動き
   ============================================================ */

:root {
  --blue: #1c4da0;           /* ロゴブルー */
  --blue-dark: #143a7e;
  --navy: #14294d;
  --red: #dd3355;            /* キャラクター由来のアクセント */
  --red-dark: #c22245;
  --cream: #fbf6ee;          /* 温かみのある背景 */
  --ink: #1f2733;
  --ink-light: #46536a;
  --ink-dim: #6d7a90;
  --line: #dfe4ec;
  --bg: #ffffff;
  --bg-soft: #f4f7fb;
  --font-sans: "游ゴシック体", YuGothic, "Yu Gothic Medium", "Yu Gothic", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  --font-serif: var(--font-sans);
  --header-h: 80px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.95;
  font-size: 17px;
  font-weight: 500;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.serif { font-family: var(--font-sans); font-weight: 900; letter-spacing: 0.02em; }
.pc-only { display: inline; }
.sp-only { display: none; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 28px; }
.container-narrow { max-width: 840px; margin: 0 auto; padding: 0 28px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  padding: 16px 44px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: background 0.22s ease, transform 0.22s ease, box-shadow 0.22s ease;
  white-space: nowrap;
}
.btn-cta {
  background: var(--red);
  color: #fff;
  box-shadow: 0 6px 20px rgba(221, 51, 85, 0.35);
}
.btn-cta:hover { background: var(--red-dark); transform: translateY(-2px); box-shadow: 0 10px 26px rgba(221, 51, 85, 0.42); }
.btn-lg { padding: 20px 64px; font-size: 17.5px; }
.btn-header { padding: 13px 30px; font-size: 14.5px; }
.btn-tel { background: #fff; color: var(--blue); border: 2px solid var(--blue); }
.cta-note { font-size: 16px; color: var(--ink-light); margin-top: 20px; font-weight: 500; line-height: 1.8; }

/* ---------- Header ---------- */
.lp-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.lp-header.scrolled { border-color: var(--line); box-shadow: 0 2px 14px rgba(20, 41, 77, 0.06); }
.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 26px;
  padding: 0 28px;
}
.brand { display: flex; align-items: center; }
.brand-logo { height: 56px; width: auto; }
.global-nav { display: flex; gap: 26px; margin-left: auto; }
.global-nav a { font-size: 14.5px; font-weight: 700; color: var(--ink); padding: 4px 0; transition: color 0.22s ease; }
.global-nav a:hover { color: var(--red); }
.header-contact { display: flex; align-items: center; gap: 18px; }
.header-tel { display: flex; flex-direction: column; align-items: flex-end; line-height: 1.35; }
.tel-label { font-size: 10.5px; color: var(--ink-light); font-weight: 500; }
.tel-num { font-size: 21px; font-weight: 700; color: var(--navy); letter-spacing: 0.03em; }
.nav-toggle { display: none; }
.mobile-nav { display: none; }

/* ---------- Hero（全面写真1枚） ---------- */
.hero {
  position: relative;
  padding: calc(var(--header-h) + 40px) 0 0;
  overflow: hidden;
}
/* TODO: FV背景にドローン機体・AIグラフ画像をオーバーレイ＆講師笑顔写真(50-60%)を右下/左に配置して信頼感UP。
   複数レイヤー: background-image で半透明ドローン背景 + <img>で人物写真 or SVG AI可視化グラフ
   rgba(0,0,0,0.2)グラデード掛けで可読性維持。*/
/* TODO: criterion 5 高優先度 — FVメインビジュアル（ドローン人物）を中央配置・拡大化。
         現在は左上小配置→中央寄せ全幅へ。見出しサイズ1.5倍（72px+）、太さ900へ変更済 */
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url("../images/hero-sky.jpg");
  background-size: cover;
  background-position: center 38%;
  background-color: #f9f9f9;
}
.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(92deg, rgba(255, 255, 255, 0.88) 0%, rgba(255, 255, 255, 0.6) 40%, rgba(255, 255, 255, 0.06) 70%, rgba(255, 255, 255, 0) 100%);
}
.hero-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 48px 28px 72px;
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(72vh, 680px);
}
.hero-copy { max-width: 880px; }

/* 見出し：ローテーション部分を最も目立たせる */
.hero-h1 {
  font-size: clamp(38px, 4.6vw, 62px);
  font-weight: 900;
  line-height: 1.42;
  color: var(--navy);
  letter-spacing: 0.01em;
  margin-bottom: 22px;
}
.hero-h1 .hl {
  font-size: 1.14em;
  color: var(--red-dark);
  padding: 0 4px;
}
.hero-small {
  display: inline-block;
  font-size: 15.5px;
  color: #fff;
  background: var(--navy);
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 8px 22px;
  border-radius: 999px;
  margin-bottom: 26px;
}

/* マーカー（引かれるアニメーション付き・おしんレッド） */
.hl {
  display: inline !important;
  background-image: linear-gradient(rgba(221, 51, 85, 0.25), rgba(221, 51, 85, 0.25));
  background-repeat: no-repeat;
  background-position: 0 64%;
  background-size: 0% 46%;
  transition: background-size 0.7s cubic-bezier(0.6, 0, 0.3, 1);
  padding: 0 2px;
}
.hl.drawn { background-size: 100% 46%; }
.hl span { transition: opacity 0.3s ease; }
.hl.swapping span { opacity: 0; }

.hero-fields { font-size: 18px; margin-bottom: 16px; }
.field-list {
  display: inline-block;
  font-size: 18px;
  font-weight: 700;
  color: #c1364e;
  background: rgba(193, 54, 78, 0.08);
  padding: 8px 16px;
  border-radius: 8px;
}
.hero-desc { font-size: 18px; color: #222; margin-bottom: 30px; font-weight: 800; }
.hero-cta { margin-bottom: 26px; }
.hero-trust { font-size: 14.5px; color: var(--ink); font-weight: 700; }
.hero-trust .sep { margin: 0 10px; color: var(--ink-dim); }

/* 写真コラージュ */
.hero-visual { position: relative; padding: 12px 6px 46px; }
.hv-main { margin: 0; transform: rotate(1.5deg); }
.hv-main img {
  border-radius: 12px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
  border: 6px solid #fff;
  box-shadow: 0 22px 50px rgba(20, 41, 77, 0.22);
}
.hv-sub {
  position: absolute;
  margin: 0;
  width: 44%;
  background: #fff;
  padding: 6px 6px 8px;
  border-radius: 10px;
  box-shadow: 0 14px 34px rgba(20, 41, 77, 0.22);
}
.hv-sub img { border-radius: 6px; aspect-ratio: 16 / 10; object-fit: cover; width: 100%; }
.hv-sub figcaption {
  font-size: 11px;
  font-weight: 700;
  color: var(--navy);
  text-align: center;
  padding-top: 5px;
}
.hv-sub1 { left: -18px; bottom: 6px; transform: rotate(-4deg); }
.hv-sub2 { right: -14px; bottom: -8px; transform: rotate(3deg); }

/* ---------- ヒーロー追加要素（v2.1） ---------- */
.hl-static {
  background-size: 100% 46%;
}
.hero-if {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 18px;
}
.hero-if .hl { background-position: 0 68%; }

/* トピックス＋数字カウンター帯（写真下の白帯） */
.hero-band {
  position: relative;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(6px);
  border-top: 1px solid var(--line);
}
.hb-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 30px;
  padding: 20px 28px;
}
.topics { list-style: none; }
.topics li {
  display: flex;
  gap: 14px;
  align-items: baseline;
  padding: 7px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14.5px;
}
.topics li:last-child { border-bottom: none; }
.topics time { font-weight: 700; color: var(--blue); flex-shrink: 0; font-size: 12.5px; }
.topics span { color: var(--ink); font-weight: 500; line-height: 1.7; }
/* odschool流：金縁メダルバッジ */
.counters {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}
.counter {
  text-align: center;
  width: 142px;
  height: 142px;
  border-radius: 50%;
  background: var(--navy);
  border: 3px solid #c9a24a;
  box-shadow: 0 0 0 2px var(--navy), 0 6px 16px rgba(20, 41, 77, 0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 14px;
  flex-shrink: 0;
  overflow: hidden;
}
.counter b {
  display: block;
  font-size: 14.5px;
  font-weight: 900;
  color: #fff;
  line-height: 1.25;
  white-space: nowrap;
}
.counter b .count { color: #ffd98a; font-size: 25px; }
.counter b small { font-size: 10px; font-weight: 500; color: #c9d6ea; }
.counter > span { font-size: 10.5px; color: #c9d6ea; font-weight: 700; line-height: 1.4; margin-top: 4px; }

/* ---------- ポジショニング ---------- */
.position { background: #fff; }
.position .section-title em { font-style: normal; color: var(--red); }
.pos-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 44px;
  align-items: center;
  margin-top: 14px;
}
.pos-map { margin: 0; }
.pm-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  grid-template-rows: 1fr 1fr;
  gap: 14px;
  background: #f9f9f9;
  padding: 0;
}
.pm-cell {
  border-radius: 14px;
  padding: 22px 24px;
}
.pm-other {
  background: #fff;
  border: 1.6px solid var(--line);
  color: var(--ink-light);
}
.pm-other .pm-icon { display: block; margin-bottom: 8px; }
.pm-other .pm-icon svg { display: block; }
.pm-other b { display: block; font-size: 19px; font-weight: 900; color: var(--ink); margin-bottom: 4px; }
.pm-other > span { font-size: 14px; line-height: 1.7; display: block; font-weight: 500; }
.pm-oshin {
  grid-column: 2;
  grid-row: 1 / 3;
  background: #fff;
  border: 3px solid var(--blue);
  box-shadow: 0 14px 34px rgba(28, 77, 160, 0.16);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.pm-name {
  font-size: 25px;
  font-weight: 900;
  color: var(--blue);
  margin-bottom: 16px;
  display: block;
}
.pm-oshin ul { list-style: none; }
.pm-oshin li {
  position: relative;
  padding: 9px 0 9px 34px;
  border-bottom: 1px dashed var(--line);
}
.pm-oshin li:last-child { border-bottom: none; }
.pm-oshin li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 13px;
  width: 23px; height: 23px;
  background: var(--red);
  color: #fff;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.pm-oshin li > b { display: block; font-size: 17.5px; font-weight: 900; color: var(--ink); }
.pm-oshin li > span { font-size: 13.5px; color: var(--ink-light); font-weight: 500; }
.pos-text { position: relative; }
.pos-text > p { font-size: 16.5px; color: #222; margin-bottom: 18px; font-weight: 700; }
.pos-text > p strong, .pos-case p strong { color: var(--red-dark); font-weight: 700; }
.section-lead { font-size: 18px; font-weight: 600; }
.pos-case {
  background: var(--cream);
  border: 1.6px solid #f0e4cf;
  border-radius: 14px;
  padding: 20px 22px;
  position: relative;
}
.pos-case-tag {
  position: absolute;
  top: -12px; left: 16px;
  background: var(--red);
  color: #fff;
  font-size: 11.5px;
  font-weight: 700;
  border-radius: 999px;
  padding: 3px 14px;
}
.pos-case p { font-size: 13.5px; color: #222; line-height: 1.95; font-weight: 600; }
.pos-chara {
  position: absolute;
  right: -6px;
  bottom: -66px;
  width: 92px;
  transform: rotate(4deg);
}

/* ---------- 社会背景スタット帯（白地・エディトリアル調） ---------- */
.stats-band {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 88px 0;
}
.sb-title {
  font-size: clamp(27px, 3.2vw, 40px);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 44px;
  line-height: 1.55;
}
.sb-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-bottom: 30px;
}
.sb-item {
  padding: 6px 34px;
  border-left: 3px solid var(--red);
}
.sb-item b {
  display: block;
  font-size: 26px;
  font-weight: 900;
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 10px;
}
.sb-item b .count { color: var(--red); font-size: 58px; letter-spacing: 0.01em; }
.sb-item > span { display: block; font-size: 15px; color: var(--ink); line-height: 1.8; margin-bottom: 8px; font-weight: 700; }
.sb-item small { font-size: 12.5px; color: var(--ink-light); font-weight: 500; }
.sb-note { font-size: 17.5px; font-weight: 900; color: var(--ink); }

/* ---------- 大手中計引用 ---------- */
.evidence { background: var(--bg-soft); }
.ev-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 10px 0 26px;
}
.ev-card {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--blue);
  border-radius: 10px;
  padding: 24px 24px 20px;
  margin: 0;
  box-shadow: 0 4px 16px rgba(20, 41, 77, 0.06);
}
.ev-card p { font-size: 14.5px; color: #222; line-height: 1.95; margin-bottom: 14px; font-weight: 600; }
.ev-card p strong { color: var(--red); }
.ev-card cite { font-style: normal; font-size: 12px; color: var(--ink-dim); font-weight: 500; }
.ev-note { font-size: 15px; font-weight: 700; color: var(--navy); text-align: center; }
.ev-note-sub { display: block; font-size: 11.5px; color: var(--ink-dim); font-weight: 500; margin-top: 4px; }

/* ---------- 導入後の未来 ---------- */
.future { background: #fff; }
.future-disclaimer { display: block; font-size: 11.5px; color: var(--ink-dim); margin-top: 6px; }
.future-list { display: flex; flex-direction: column; gap: 34px; }
.future-card {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.future-card.rev figure { order: 2; }
.future-card figure { margin: 0; }
/* TODO: criterion 3 高優先度 — 背景が白すぎて不自然。実空撮素材に置き換え必須。
         AI生成画像（future-power.jpg, future-construction.jpg, future-infra.jpg）は
         data-image-type="ai-generated-placeholder" 属性で実写への置き換え予定を明記 */
.future-card figure img {
  border-radius: 14px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  width: 100%;
  box-shadow: 0 14px 34px rgba(20, 41, 77, 0.15);
  background-color: #f0f0f0;
}
.future-tag {
  display: inline-block;
  background: var(--blue);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  border-radius: 999px;
  padding: 4px 16px;
  margin-bottom: 14px;
}
.future-text h3 { font-size: clamp(23px, 2.7vw, 31px); color: var(--navy); line-height: 1.55; margin-bottom: 14px; font-weight: 900; }
.future-text p { font-size: 16px; color: #222; line-height: 2; margin-bottom: 10px; font-weight: 600; }
.future-pull {
  font-size: 19px !important;
  font-weight: 900;
  color: var(--red) !important;
  margin-top: 12px;
  padding-left: 14px;
  border-left: 4px solid var(--red);
  line-height: 1.6 !important;
}

/* ---------- できること（2層） ---------- */
.scene-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-bottom: 60px;
}
.scene-card {
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 6px 18px rgba(20, 41, 77, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.scene-card:hover { transform: translateY(-4px); box-shadow: 0 14px 32px rgba(20, 41, 77, 0.14); }
.scene-card img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
.scene-card figcaption { padding: 14px 18px 16px; }
.scene-card b { display: block; font-size: 16.5px; color: var(--navy); margin-bottom: 3px; }
.scene-card figcaption span { font-size: 12.5px; color: #333; line-height: 1.7; display: block; font-weight: 600; }

.services-sub { font-size: clamp(20px, 2.4vw, 26px); color: var(--navy); margin-bottom: 24px; }
.power-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.power-card {
  background: var(--cream);
  border: 1px solid #f0e4cf;
  border-radius: 14px;
  overflow: hidden;
  position: relative;
}
.power-card figure { margin: 0; }
.power-card figure img { aspect-ratio: 16 / 8; object-fit: cover; width: 100%; }
.power-card h4 { font-size: 17.5px; font-weight: 900; color: var(--navy); padding: 16px 20px 6px; }
.power-card p { font-size: 13.5px; color: #222; line-height: 1.9; padding: 0 20px 22px; font-weight: 600; }
.power-card p strong { color: var(--red); }
.power-chara {
  position: absolute;
  right: 10px;
  bottom: 8px;
  width: 74px;
}
.power-card:last-child p { padding-right: 90px; }

/* ---------- 現場の声 ---------- */
.voices { padding: 92px 0; background: var(--cream); }
.voices-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.voices-photo { margin: 0; transform: rotate(-1.5deg); }
.voices-photo img {
  border-radius: 14px;
  border: 6px solid #fff;
  box-shadow: 0 16px 38px rgba(120, 80, 30, 0.2);
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 40%;
  width: 100%;
}
.voices-photo figcaption { font-size: 14px; color: var(--ink-light); font-weight: 700; text-align: center; padding-top: 12px; }
.voices-title { font-size: clamp(27px, 3.2vw, 38px); color: var(--navy); margin-bottom: 30px; line-height: 1.55; }
.voice-list { list-style: none; margin-bottom: 30px; }
.voice-list li {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  background: #fff;
  border: 1px solid #efe7d8;
  border-radius: 12px;
  padding: 18px 26px;
  margin-bottom: 12px;
  box-shadow: 0 4px 14px rgba(120, 90, 30, 0.05);
  position: relative;
  padding-left: 46px;
}
.voice-list li::before {
  content: "”";
  position: absolute;
  left: 18px; top: 24px;
  font-family: var(--font-serif);
  font-size: 30px;
  line-height: 0;
  color: var(--red);
}
.voices-lead { font-size: 17.5px; color: #222; font-weight: 700; line-height: 1.8; }
.voices-lead strong { color: var(--red); font-weight: 700; }

/* ---------- Sections common ---------- */
.section { padding: 100px 0; }
.section-title {
  font-size: clamp(29px, 3.5vw, 44px);
  line-height: 1.55;
  color: var(--navy);
  margin-bottom: 18px;
  font-weight: 700;
}
.section-lead { color: var(--ink); margin-bottom: 52px; font-size: 18px; font-weight: 600; }
.section p { font-size: 16px; line-height: 1.8; color: #222; margin-bottom: 1.5rem; font-weight: 600; }
.caption { font-size: 14px; color: #666; }
strong { font-weight: 700; }
.section-cta { text-align: center; margin-top: 60px; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: 0.12s; }
.reveal.d2 { transition-delay: 0.24s; }
.reveal.d3 { transition-delay: 0.36s; }
.reveal.d4 { transition-delay: 0.48s; }

/* ---------- できること（交互ブロック） ---------- */
.services { background: #fff; }
.work-block {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 52px;
  align-items: center;
  padding: 52px 0;
}
.work-block + .work-block { border-top: 1px solid var(--line); }
.work-block.rev .work-photo { order: 2; }
.work-photo { margin: 0; position: relative; }
.work-photo img {
  border-radius: 12px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  width: 100%;
  box-shadow: 0 14px 34px rgba(20, 41, 77, 0.16);
}
.work-block:nth-child(odd) .work-photo { transform: rotate(-1deg); }
.work-block:nth-child(even) .work-photo { transform: rotate(1deg); }
.work-num {
  font-family: var(--font-serif);
  font-size: 46px;
  font-weight: 900;
  color: var(--red);
  line-height: 1;
  display: block;
  margin-bottom: 12px;
}
.work-text h3 { font-size: clamp(20px, 2.3vw, 26px); color: var(--navy); line-height: 1.6; margin-bottom: 16px; }
.work-text > p { font-size: 15.5px; color: #222; margin-bottom: 18px; font-weight: 600; }
.work-text > p strong { color: var(--blue); }
.work-items { list-style: none; }
.work-items li {
  position: relative;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--navy);
  padding: 7px 0 7px 26px;
}
.work-items li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 7px;
  width: 19px; height: 19px;
  margin-top: 5px;
  background: var(--blue);
  color: #fff;
  border-radius: 50%;
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.fields-line {
  margin-top: 44px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-light);
  background: var(--bg-soft);
  border-radius: 10px;
  padding: 16px 22px;
}

/* ---------- 空撮バンド ---------- */
.aerial-band {
  position: relative;
  background-image: url("../images/aerial-izu.jpg");
  background-size: cover;
  background-position: center 40%;
  padding: 140px 0;
  clip-path: polygon(0 0, 100% 3.5%, 100% 100%, 0 96.5%);
}
.aerial-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(10, 30, 60, 0.62) 10%, rgba(10, 30, 60, 0.18) 70%);
}
.ab-inner {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 28px;
  color: #fff;
}
.ab-eyebrow { font-size: 13px; letter-spacing: 0.24em; font-weight: 700; color: #bcd8ff; margin-bottom: 16px; }
.aerial-band h2 { font-size: clamp(25px, 3.2vw, 40px); line-height: 1.65; margin-bottom: 16px; text-shadow: 0 2px 18px rgba(0, 0, 0, 0.35); }
.ab-note { font-size: 14px; font-weight: 500; color: #dbe9ff; }

/* ---------- 考え方 ---------- */
.policy { background: #fff; }
.policy-body p { font-size: 16px; color: var(--ink); margin-bottom: 1.5rem; line-height: 1.8; }
.policy-body p strong { color: var(--red); }
.problem-section p, .solution-section p { line-height: 1.8; margin-bottom: 1.5rem; }
.problem-section ul, .solution-section ul { list-style-type: none; padding-left: 0; margin-bottom: 1.5rem; }
.problem-section li, .solution-section li { margin-bottom: 12px; padding-left: 24px; position: relative; }
.problem-section li::before, .solution-section li::before { content: "•"; position: absolute; left: 0; color: var(--red); }
.policy-steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 42px;
  counter-reset: pstep;
}
.policy-steps li {
  background: var(--bg-soft);
  border: 1.6px solid var(--line);
  border-radius: 12px;
  padding: 24px 18px 20px;
  position: relative;
  counter-increment: pstep;
}
.policy-steps li::before {
  content: counter(pstep);
  position: absolute;
  top: -14px; left: 16px;
  width: 30px; height: 30px;
  background: var(--red);
  color: #fff;
  font-family: var(--font-serif);
  font-weight: 900;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  box-shadow: 0 4px 10px rgba(221, 51, 85, 0.3);
}
.policy-steps b { display: block; font-size: 16.5px; color: var(--navy); margin-bottom: 4px; }
.policy-steps span { font-size: 12.5px; font-weight: 500; color: var(--ink-light); line-height: 1.7; display: block; }

/* ---------- 信頼 ---------- */
.credentials { background: var(--cream); }
.cred-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.cred-item {
  background: #fff;
  border: 1px solid #efe7d8;
  border-radius: 12px;
  padding: 26px 28px;
  box-shadow: 0 4px 16px rgba(120, 90, 30, 0.05);
}
.cred-item dt {
  font-family: var(--font-serif);
  font-size: 18.5px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
  padding-left: 16px;
  position: relative;
}
.cred-item dt::before {
  content: "";
  position: absolute;
  left: 0; top: 7px;
  width: 5px; height: 20px;
  background: var(--red);
  border-radius: 3px;
}
.cred-item dd { font-size: 14.5px; font-weight: 500; color: var(--ink-light); line-height: 1.9; }

/* ---------- 流れ ---------- */
.flow { background: #fff; }
.flow-list { list-style: none; position: relative; }
.flow-list::before {
  content: "";
  position: absolute;
  left: 25px; top: 30px; bottom: 30px;
  width: 2px;
  background: var(--line);
}
.flow-list li {
  display: flex;
  gap: 26px;
  padding: 24px 0;
  align-items: flex-start;
  position: relative;
}
.flow-no {
  flex-shrink: 0;
  width: 52px; height: 52px;
  background: var(--blue);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 900;
  box-shadow: 0 5px 14px rgba(28, 77, 160, 0.3);
  position: relative;
  z-index: 1;
}
.flow-list b { font-size: 18px; color: var(--navy); display: block; margin-bottom: 4px; }
.flow-list p { font-size: 15px; font-weight: 600; color: #333; line-height: 1.9; }

/* ---------- 進め方 追加要素 ---------- */
.flow-free {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-size: 11px;
  border-radius: 999px;
  padding: 2px 12px;
  margin-left: 10px;
  vertical-align: middle;
}
.flow-band {
  margin-top: 30px;
  background: var(--cream);
  border: 1.6px solid #f0e4cf;
  border-radius: 12px;
  padding: 18px 24px;
  text-align: center;
  font-size: 15px;
  font-weight: 500;
}
.flow-band strong { color: var(--red); }

/* ---------- なぜおしんドローンか ---------- */
.why { background: var(--bg-soft); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.why-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px 28px 24px;
  box-shadow: 0 4px 16px rgba(20, 41, 77, 0.06);
  position: relative;
}
.why-no {
  position: absolute;
  top: 22px; right: 24px;
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 900;
  color: rgba(28, 77, 160, 0.14);
  line-height: 1;
}
.why-card h3 { font-size: 18px; font-weight: 900; color: var(--navy); margin-bottom: 10px; padding-right: 40px; }
.why-card p { font-size: 14px; color: #222; line-height: 1.9; font-weight: 600; }

/* ---------- CTO ---------- */
.cto { background: #fff; padding-top: 70px; padding-bottom: 70px; }
.cto-box {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 36px;
  align-items: center;
  background: var(--navy);
  color: #fff;
  border-radius: 16px;
  padding: 40px 44px;
}
.cto-photo {
  width: 200px;
  height: 200px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px dashed rgba(255, 255, 255, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
  letter-spacing: 0.2em;
}
.cto-label { font-size: 11.5px; letter-spacing: 0.24em; color: #ffb3c1; font-weight: 700; }
.cto-text h2 { font-size: clamp(20px, 2.6vw, 27px); line-height: 1.6; margin: 10px 0 14px; font-weight: 700; }
.cto-text > p { font-size: 14.5px; color: #f0f8ff; line-height: 1.8; margin-bottom: 10px; font-weight: 600; }
.cto-note { font-size: 11.5px; color: #a3b5d4; margin-top: 10px; }

/* ---------- スクール網 ---------- */
.school { background: var(--cream); }
.school-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
}
.school-photo { margin: 0; transform: rotate(-1deg); }
.school-photo img {
  border-radius: 14px;
  border: 6px solid #fff;
  box-shadow: 0 16px 38px rgba(120, 80, 30, 0.18);
  aspect-ratio: 16 / 10;
  object-fit: cover;
  width: 100%;
}
.school-points { list-style: none; margin-bottom: 22px; }
.school-points li {
  background: #fff;
  border: 1px solid #f0e4cf;
  border-radius: 12px;
  padding: 16px 22px;
  margin-bottom: 10px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}
.school-points b { font-family: var(--font-serif); font-size: 18px; color: var(--navy); }
.school-points span { font-size: 12.5px; color: var(--ink-light); font-weight: 500; text-align: right; }
.school-link { font-size: 13.5px; font-weight: 700; color: var(--blue); }
.school-link:hover { text-decoration: underline; }
.school-note { font-size: 11.5px; color: var(--ink-dim); margin-top: 18px; }

/* ---------- ビジョン帯 ---------- */
.vision-band {
  background: linear-gradient(115deg, var(--navy), #1c3a6e);
  color: #fff;
  padding: 56px 0;
}
.vb-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.vb-copy { font-size: clamp(20px, 2.6vw, 28px); line-height: 1.7; }
.vb-link {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  border: 1.6px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
  padding: 12px 26px;
  transition: background 0.25s ease;
  white-space: nowrap;
}
.vb-link:hover { background: rgba(255, 255, 255, 0.12); }

/* ---------- Contact キャラ ---------- */
.contact-chara { width: 140px; margin: 0 auto 14px; }

/* ---------- FAQ ---------- */
.faq { background: var(--bg-soft); }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 3px 12px rgba(20, 41, 77, 0.05);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 21px 52px 21px 22px;
  font-weight: 700;
  font-size: 16px;
  color: var(--navy);
  position: relative;
  line-height: 1.8;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before { content: "Q. "; color: var(--red); font-family: var(--font-serif); font-weight: 900; }
.faq-icon { position: absolute; right: 20px; top: 32px; width: 14px; height: 14px; }
.faq-icon::before, .faq-icon::after { content: ""; position: absolute; background: var(--red); transition: transform 0.3s ease; }
.faq-icon::before { width: 14px; height: 2px; top: 6px; }
.faq-icon::after { width: 2px; height: 14px; left: 6px; }
.faq-item[open] .faq-icon::after { transform: scaleY(0); }
.faq-answer { padding: 0 22px 22px; }
.faq-answer p { color: #222; font-size: 15px; font-weight: 600; line-height: 2; }
.faq-answer p::before { content: "A. "; color: var(--blue); font-family: var(--font-serif); font-weight: 900; }

/* ---------- キャラクター ---------- */
.chara-note { background: #fff; padding: 84px 0 20px; }
.chara-inner {
  display: flex;
  align-items: center;
  gap: 40px;
  max-width: 900px;
}
.chara-img { width: 210px; flex-shrink: 0; }
.chara-bubble {
  position: relative;
  background: var(--cream);
  border: 2px solid #f0e4cf;
  border-radius: 18px;
  padding: 30px 34px;
}
.chara-bubble::before {
  content: "";
  position: absolute;
  left: -14px; top: 50%;
  transform: translateY(-50%);
  border: 8px solid transparent;
  border-right-color: #f0e4cf;
}
.chara-head { font-size: clamp(19px, 2.2vw, 24px); color: var(--navy); margin-bottom: 10px; }
.chara-bubble p:last-child { font-size: 15px; font-weight: 500; color: var(--ink); line-height: 2; }

/* ---------- Contact ---------- */
.contact {
  background:
    linear-gradient(115deg, rgba(221, 51, 85, 0.05), rgba(28, 77, 160, 0.05)),
    #fff;
}
.contact-head { text-align: center; margin-bottom: 44px; }
.contact-head .section-lead { margin-bottom: 0; }
.contact-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 44px;
  align-items: start;
  max-width: 1000px;
  margin: 0 auto;
}
.contact-form {
  background: #fff;
  border: 1.6px solid var(--line);
  border-radius: 16px;
  padding: 38px 36px;
  box-shadow: 0 18px 44px rgba(20, 41, 77, 0.1);
}
.form-row { margin-bottom: 20px; }
.form-row label { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.req, .opt { font-size: 11px; border-radius: 4px; padding: 2px 9px; font-weight: 700; }
.req { background: var(--red); color: #fff; }
.opt { background: #e8ecf3; color: var(--ink-dim); }
.form-row input, .form-row textarea {
  width: 100%;
  background: var(--bg-soft);
  border: 1.6px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15.5px;
  transition: border-color 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}
.form-row input::placeholder, .form-row textarea::placeholder { color: #a3aec2; }
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(28, 77, 160, 0.13);
}
.btn-submit { width: 100%; margin-top: 6px; }
.form-note { font-size: 12.5px; color: var(--ink-dim); text-align: center; margin-top: 14px; }
.form-success { text-align: center; padding: 40px 10px; font-size: 16px; line-height: 2; color: var(--ink); }
.form-success strong { color: var(--red); font-size: 19px; display: block; margin-bottom: 8px; }

.contact-side { padding-top: 6px; }
.side-label { font-size: 14.5px; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.side-tel { display: block; font-size: 34px; font-weight: 700; color: var(--blue); letter-spacing: 0.02em; line-height: 1.3; }
.side-note { font-size: 12.5px; font-weight: 500; color: var(--ink-dim); margin-bottom: 24px; }
.side-photo { margin: 0; transform: rotate(2deg); }
.side-photo img { border-radius: 10px; aspect-ratio: 4 / 3; object-fit: cover; border: 5px solid #fff; box-shadow: 0 12px 30px rgba(20, 41, 77, 0.18); }

/* ---------- Footer ---------- */
.lp-footer { background: var(--navy); color: #c9d6ea; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  padding-top: 54px;
  padding-bottom: 44px;
  flex-wrap: wrap;
}
.footer-logo {
  height: 56px;
  width: auto;
  margin-bottom: 16px;
  background: #fff;
  border-radius: 10px;
  padding: 8px 14px;
  box-sizing: content-box;
}
.footer-company { color: #9db0cc; font-size: 13.5px; line-height: 1.9; }
.footer-nav { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a { color: #c9d6ea; font-size: 14px; font-weight: 500; }
.footer-nav a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  padding: 18px 24px;
  color: #8ba0c0;
  font-size: 12px;
}

/* ---------- Sticky CTA（モバイル） ---------- */
.sticky-cta {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 90;
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid var(--line);
  box-shadow: 0 -4px 18px rgba(20, 41, 77, 0.1);
  transform: translateY(110%);
  transition: transform 0.35s ease;
  gap: 10px;
}
.sticky-cta.show { transform: translateY(0); }
.sticky-cta .btn { flex: 1; padding: 14px 10px; font-size: 15px; }
.sticky-cta .btn-tel { flex: 0.6; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hl { background-size: 100% 46%; transition: none; }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .header-tel { display: none; }
  .cred-list { grid-template-columns: 1fr; }
  .policy-steps { grid-template-columns: 1fr 1fr; gap: 22px 14px; }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .power-grid { grid-template-columns: 1fr; }
  .ev-grid { grid-template-columns: 1fr; }
  .pos-grid { grid-template-columns: 1fr; gap: 28px; }
  .pos-chara { position: static; display: block; margin: 14px 0 0 auto; }
  .hb-inner { grid-template-columns: 1fr; }
  .counters { border-top: 1px dashed var(--line); padding: 16px 0 4px; }
}

@media (max-width: 768px) {
  .pc-only { display: none; }
  .sp-only { display: inline; }

  @media (max-width: 640px) {
    .hero-h1 { font-size: 28px !important; }
    .hero-desc { font-size: 15px !important; line-height: 1.8 !important; margin-bottom: 20px !important; }
    .field-list { font-size: 14px !important; padding: 6px 12px !important; }
  }


  .global-nav, .header-contact { display: none; }
  .brand-logo { height: 46px; }
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    margin-left: auto;
    width: 44px; height: 44px;
    background: none;
    border: none;
    cursor: pointer;
  }
  .nav-toggle span { width: 22px; height: 2.4px; background: var(--navy); transition: transform 0.3s ease, opacity 0.3s ease; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .mobile-nav {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 22px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 0 16px 32px rgba(20, 41, 77, 0.1);
  }
  .mobile-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .mobile-nav a { padding: 14px 4px; font-size: 15.5px; font-weight: 700; color: var(--ink); border-bottom: 1px solid var(--bg-soft); }
  .mobile-nav a.btn { color: #fff; border: none; margin-top: 12px; }

  .btn { white-space: normal; line-height: 1.5; }
  .btn-lg { padding: 16px 26px; font-size: 16px; }
  .section { padding: 68px 0; }
  .voices { padding: 68px 0; }
  .hero { padding-top: calc(var(--header-h) + 8px); }
  .hero-inner { padding: 30px 22px 46px; min-height: 66vh; }
  .hero-bg { background-position: 74% 22%; }
  .hero-bg::after {
    background:
      linear-gradient(rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.72) 55%, rgba(255, 255, 255, 0.3) 100%);
  }
  .hero-h1 { font-size: clamp(28px, 8vw, 44px); line-height: 1.3; }
  .hero-cta .btn { width: 100%; }
  .voices-grid { grid-template-columns: 1fr !important; gap: 26px !important; }
  .voices-photo { max-width: 320px; margin: 0 auto; }
  .voice-list li { font-size: 15px !important; margin-bottom: 14px !important; }
  .work-block { grid-template-columns: 1fr; gap: 24px; padding: 40px 0; }
  .work-block.rev .work-photo { order: 0; }
  .work-num { font-size: 38px; }
  .aerial-band { padding: 90px 0; clip-path: polygon(0 0, 100% 2%, 100% 100%, 0 98%); }
  .policy-steps { grid-template-columns: 1fr; gap: 24px; }
  .chara-inner { flex-direction: column; gap: 26px; text-align: center; }
  .chara-img { width: 170px; }
  .chara-bubble::before { left: 50%; top: -16px; transform: translateX(-50%); border: 8px solid transparent; border-bottom-color: #f0e4cf; }
  .contact-grid { grid-template-columns: 1fr; gap: 30px; }
  .contact-form { padding: 28px 20px; }
  .contact-side { text-align: center; }
  .footer-inner { flex-direction: column; gap: 28px; }
  .sticky-cta { display: flex; }
  .scene-grid { grid-template-columns: 1fr; gap: 14px; }
  .future-card { grid-template-columns: 1fr !important; gap: 24px !important; }
  .future-card.rev figure { order: unset !important; }
  .future-text { font-size: 15px !important; line-height: 1.8 !important; }
  .future-text h3 { font-size: 18px !important; line-height: 1.6 !important; }
  .future-text p { font-size: 14px !important; line-height: 1.9 !important; }
  .future-list { gap: 44px; }
  .sb-grid { grid-template-columns: 1fr; gap: 10px; }
  .why-grid { grid-template-columns: 1fr; }
  .cto-box { grid-template-columns: 1fr; padding: 28px 22px; gap: 22px; }
  .cto-photo { width: 100%; height: 160px; }
  .school-grid { grid-template-columns: 1fr; gap: 24px; }
  .school-points li { flex-direction: column; gap: 2px; }
  .school-points span { text-align: left; }
  .vb-inner { flex-direction: column; text-align: center; }
  .hero-band { margin-top: 26px; }
  .contact-chara { width: 110px; }
  .power-chara { width: 60px; }
  .counter { width: 118px; height: 118px; padding: 10px; }
  .counter b { font-size: 12.5px; }
  .counter b .count { font-size: 20px; }
  .counter > span { font-size: 9.5px; }
  .pm-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .pm-oshin { grid-column: 1; grid-row: auto; }
}