/* ============================================================
   トップページ専用（index.html）
   共通の色・ボタン・ヘッダー・フッターは drone-base.css
   ============================================================ */

/* ---------- 01 ヒーロー（案A 計器パネル型） ---------- */
.home-hero { position: relative; display: flex; flex-direction: column; min-height: 720px; padding-bottom: 32px; color: #fff; background: var(--drone-navy); isolation: isolate; }
.home-hero__photo { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
/* 写真の基準点はドローンの位置（横88%・縦46%）。幅が狭まっても左側から切れ、ドローンは残る */
.home-hero__photo img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 88% 46%; }
.home-hero__photo::after {
  position: absolute; inset: 0; content: "";
  background:
    linear-gradient(90deg, rgba(13,40,46,.92) 0%, rgba(13,40,46,.7) 42%, rgba(13,40,46,.15) 75%),
    linear-gradient(0deg, rgba(13,40,46,.9) 0%, rgba(13,40,46,0) 45%);
}
.home-hero__copy { flex: 1; padding: 64px 0 40px; }
.home-hero__eyebrow { margin: 0 0 .9rem; color: #f0c27a; font-size: .8rem; font-weight: 700; letter-spacing: .2em; }
.home-hero__title { margin: 0 0 1.2rem; font-size: clamp(2.1rem, 5vw, 3.6rem); line-height: 1.3; letter-spacing: .02em; }
.home-hero__lead { max-width: 31em; margin: 0; font-size: 1.06rem; opacity: .94; }
.home-hero__badges { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1.4rem 0 0; padding: 0; list-style: none; }
.home-hero__badges li { padding: .15rem .8rem; border: 1px solid rgba(255,255,255,.55); border-radius: 999px; font-size: .78rem; }

.hero-panel { display: grid; grid-template-columns: 1.5fr 1fr 1fr; margin: 0; padding: 0; overflow: hidden; border: 1px solid rgba(255,255,255,.28); border-radius: 6px; background: rgba(10,32,38,.74); backdrop-filter: blur(6px); list-style: none; }
.hero-panel li + li { border-left: 1px solid rgba(255,255,255,.2); }
.hero-panel__item { position: relative; display: flex; flex-direction: column; height: 100%; min-height: 176px; padding: 22px 24px 20px; color: #fff; text-decoration: none; transition: background .2s ease; }
.hero-panel__item:hover { color: #fff; background: rgba(255,255,255,.1); }
.hero-panel__item--main { background: var(--drone-teal); }
.hero-panel__item--main:hover { background: var(--drone-teal-dark); }
.hero-panel__item:focus-visible { outline: 3px solid #f0c27a; outline-offset: -3px; }
.hero-panel__no { color: #f0c27a; font-family: Consolas, Menlo, monospace; font-size: .76rem; letter-spacing: .1em; }
.hero-panel__item--main .hero-panel__no { color: #fff; }
.hero-panel__title { margin: .35rem 0 .35rem; font-size: 1.2rem; font-weight: 700; line-height: 1.4; }
.hero-panel__item--main .hero-panel__title { font-size: 1.6rem; }
.hero-panel__text { font-size: .84rem; line-height: 1.65; opacity: .88; }
.hero-panel__go { margin-top: auto; padding-top: .7rem; font-size: .8rem; font-weight: 700; }
.hero-panel__go::after { content: " →"; }
.hero-panel__tag { position: absolute; top: 18px; right: 18px; padding: 0 .6rem; border-radius: 3px; color: var(--drone-teal); background: #fff; font-size: .72rem; font-weight: 700; }

/* ---------- 02 国家資格 ---------- */
.course-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.4rem; }
.course-card { display: flex; flex-direction: column; padding: 2rem; border: 1px solid var(--drone-line); border-top: 4px solid var(--drone-navy); background: #fff; }
.course-card--experienced { border-top-color: var(--drone-teal); }
.course-label { margin: 0; color: var(--drone-teal); font-size: .82rem; font-weight: 700; letter-spacing: .08em; }
.course-card h3 { margin: .65rem 0 .3rem; color: var(--drone-navy); font-size: 1.4rem; line-height: 1.5; }
.course-price { margin: .2rem 0 1.1rem; color: var(--drone-navy); font-size: 1.75rem; font-weight: 700; line-height: 1.3; }
.course-price small { font-size: .82rem; font-weight: 400; }
.course-meta { display: grid; grid-template-columns: 1fr 1.4fr; gap: .8rem; margin: 0 0 1rem; padding: 1rem 0; border-block: 1px solid var(--drone-line); }
.course-meta dt { color: #647378; font-size: .76rem; }
.course-meta dd { margin: .1rem 0 0; color: var(--drone-navy); font-weight: 700; }
.course-card > p:not(.course-label):not(.course-price) { margin: 0; }
.course-card .text-link { margin-top: auto; padding-top: 1rem; }

.flow-panel { margin-top: 3.5rem; padding: clamp(1.6rem, 4vw, 2.8rem); border-radius: 6px; color: #fff; background: var(--drone-navy); }
.flow-panel__head { display: grid; grid-template-columns: auto 1fr; gap: .5rem 2.5rem; align-items: baseline; }
.flow-panel__title { margin: 0; font-size: clamp(1.3rem, 2.4vw, 1.6rem); line-height: 1.5; }
.flow-panel__head p { max-width: 40rem; margin: 0; color: #dce9e7; font-size: .92rem; }
.flow-preview { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 1.8rem 0 0; padding: 0; border: 1px solid rgba(255,255,255,.25); list-style: none; }
.flow-preview li + li { border-left: 1px solid rgba(255,255,255,.25); }
.flow-preview a { display: block; height: 100%; padding: 1.3rem 1.15rem; color: #fff; text-decoration: none; }
.flow-preview a:hover { color: #fff; background: rgba(255,255,255,.08); }
.flow-step-no { display: block; color: #d7b47a; font-size: .76rem; font-weight: 700; letter-spacing: .1em; }
.flow-preview strong { display: block; margin-top: .6rem; font-size: 1.02rem; line-height: 1.55; }
.flow-preview span:last-child { display: block; margin-top: .5rem; color: #dce9e7; font-size: .8rem; line-height: 1.65; }

/* ---------- 03 選ばれる理由と実績 ---------- */
.reason-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem; }
.reason { padding-top: 1.1rem; border-top: 3px solid var(--drone-teal); }
.reason-number { margin: 0; color: var(--drone-amber); font-size: .8rem; font-weight: 700; letter-spacing: .11em; }
.reason h3 { margin: .55rem 0 .5rem; color: var(--drone-navy); font-size: 1.2rem; line-height: 1.55; }
.reason p:last-child { margin: 0; }

.testimonial-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 2.5rem; margin-top: 3rem; }
.testimonial { margin: 0; padding: 1.8rem; border: 1px solid var(--drone-line); border-left: 4px solid var(--drone-amber); background: #fff; }
.testimonial blockquote { margin: 0; color: var(--drone-navy); font-size: 1.08rem; font-weight: 700; line-height: 1.8; }
.testimonial figcaption { margin-top: 1rem; color: #637277; font-size: .8rem; }
.company-heading { margin: 0 0 .9rem; color: var(--drone-navy); font-size: 1.05rem; }
.company-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem 1.2rem; margin: 0; padding: 0; list-style: none; }
.company-list li { padding-bottom: .5rem; border-bottom: 1px solid var(--drone-line); font-size: .88rem; }
.company-note { margin: 1.3rem 0 0; font-size: .9rem; }

/* ---------- 04 スクール・会場 ---------- */
.place-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.04fr); gap: 3rem; align-items: center; }
.place-figure { margin: 0; }
.place-figure img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 4px; }
.place-figure figcaption { margin-top: .55rem; color: #647378; font-size: .78rem; }
.place-list { margin: 1.4rem 0 0; padding: 0; list-style: none; }
.place-list li { padding: .8rem 0; border-top: 1px solid var(--drone-line); }
.place-list strong { color: var(--drone-navy); }
.place-links { display: flex; flex-direction: column; align-items: flex-start; gap: .4rem; margin: 1.2rem 0 0; }

/* ---------- 05 よくある質問 ---------- */
.faq-layout { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 3.5rem; align-items: start; }
.faq-intro p:not(.eyebrow) { margin: 1rem 0 1.4rem; }
.faq-list { border-top: 1px solid var(--drone-line); }
.faq-list details { border-bottom: 1px solid var(--drone-line); }
.faq-list summary { padding: 1rem 2rem 1rem .1rem; position: relative; color: var(--drone-navy); cursor: pointer; font-weight: 700; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; top: 1rem; right: .2rem; color: var(--drone-teal); content: "＋"; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { margin: 0; padding: 0 0 1.1rem; }

/* ---------- タブレット ---------- */
@media (max-width: 1000px) {
  .flow-preview { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow-preview li:nth-child(3) { border-left: 0; }
  .flow-preview li:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,.25); }
  .flow-panel__head { grid-template-columns: 1fr; }
  .faq-layout { grid-template-columns: 1fr; gap: 2rem; }
}

/* ---------- スマホ・タブレット：ヒーロー ---------- */
@media (max-width: 900px) {
  .home-hero { min-height: 0; padding-bottom: 20px; }
  /* 写真を切り抜かず、横幅いっぱいに縮小して上部に置く（写真は4:3） */
  .home-hero__photo { bottom: auto; aspect-ratio: 4 / 3; }
  .home-hero__photo img { object-position: center; }
  .home-hero__photo::after { background: linear-gradient(180deg, rgba(13,40,46,.25) 0%, rgba(13,40,46,0) 30%, rgba(13,40,46,0) 50%, rgba(21,61,70,1) 100%); }
  .home-hero__copy { padding: max(24px, calc(75vw - 72px)) 0 28px; }
  .home-hero__lead { font-size: 1rem; }

  .hero-panel { grid-template-columns: 1fr; }
  .hero-panel li + li { border-top: 1px solid rgba(255,255,255,.2); border-left: 0; }
  .hero-panel__item { min-height: 0; display: grid; grid-template-columns: 1fr auto; column-gap: 12px; align-items: center; padding: 14px 16px; }
  .hero-panel__item > * { grid-column: 1; }
  .hero-panel__item .hero-panel__go { grid-column: 2; grid-row: 1 / span 2; margin: 0; padding: 0; }
  .hero-panel__item .hero-panel__text { display: none; }
  .hero-panel__title { margin: .15rem 0 0; font-size: 1.05rem; }
  .hero-panel__item--main { display: flex; align-items: flex-start; padding: 18px 16px; }
  .hero-panel__item--main .hero-panel__title { font-size: 1.4rem; }
  .hero-panel__item--main .hero-panel__text { display: block; }
  .hero-panel__item--main .hero-panel__go { margin-top: .6rem; }
}

/* ---------- スマホ ---------- */
@media (max-width: 760px) {
  .course-grid, .reason-grid, .testimonial-layout, .place-grid { grid-template-columns: 1fr; }
  .reason-grid { gap: 1.6rem; }
  .course-card { padding: 1.5rem; }
  .flow-preview { grid-template-columns: 1fr; }
  .flow-preview li + li { border-top: 1px solid rgba(255,255,255,.25); border-left: 0; }
  .company-list { grid-template-columns: 1fr; }
  .pc-only { display: none; }
}

/* 相談・申込みの章のパンフレットのリンク（紺の背景なので白） */
.contact-leaflet { margin: 1.4rem 0 0; }
.contact-leaflet .text-link { color: #fff; }
.contact-leaflet .text-link:hover { color: #dce9e7; }