/* home.php: 教育のデータ基盤を主軸にした、あたたかな紙と緑のテーマ */
html.xp-root {
    --xp-ink-0: #243e34;
    --xp-ink-1: #2d493d;
    --xp-ink-2: #385548;
    --xp-ink-3: #476354;
    --xp-paper-0: #faf8f2;
    --xp-paper-1: #fffefa;
    --xp-paper-2: #f0eee4;
    --xp-text-1: #2e3f35;
    --xp-text-2: #5e685e;
    --xp-text-3: #727b70;
    --xp-text-inv-1: #fffdf5;
    --xp-text-inv-2: #d1decf;
    --xp-line: #e3e3d6;
    --xp-shadow-sm: 0 3px 12px rgba(65, 69, 43, .05);
    --xp-shadow-md: 0 10px 30px rgba(65, 69, 43, .08);
    --xp-shadow-lg: 0 18px 50px rgba(65, 69, 43, .12);
    --xp-font-jp: 'Noto Sans JP', 'Yu Gothic', 'Meiryo', sans-serif;
}

/* 各サービスのテーマは home_v2.css の既存定義を維持する。
   html[data-xps] の --xp-a1 / --xp-a2 などをここで上書きしない。
   常時表示のカードも同じサービス色を使い、ページ全体の温かみと区別する。 */
.xp-service-transport { --service-color: #2563eb; --service-soft: rgba(37, 99, 235, .1); --service-line: rgba(37, 99, 235, .28); }
/* 学習管理は system-switcher.css、個別指導は index.css の実画面に合わせる。 */
.xp-service-learning { --service-color: #ff6b35; --service-soft: rgba(255, 107, 53, .1); --service-line: rgba(255, 107, 53, .28); }
.xp-service-tutoring { --service-color: #00897b; --service-soft: rgba(0, 137, 123, .1); --service-line: rgba(0, 137, 123, .3); }
.xp-app-biz { --app-color: #e11d48; --app-soft: rgba(225, 29, 72, .09); --app-line: rgba(225, 29, 72, .28); }
.xp-app-steam { --app-color: #7c3aed; --app-soft: rgba(124, 58, 237, .1); --app-line: rgba(124, 58, 237, .28); }
/* SPIDOQ は spidoq_hub.css の既存の藍色に合わせる。 */
.xp-app-spidoq { --app-color: #4338ca; --app-soft: #eef2ff; --app-line: rgba(67, 56, 202, .28); }

.xp-body .xp-btn-primary {
    color: #fffdf7;
    background: var(--xp-a1);
    box-shadow: 0 5px 14px rgba(50, 80, 50, .12);
}
.xp-btn-primary::after { display: none; }
.xp-btn-primary:hover { box-shadow: var(--xp-shadow-md); }
.xp-sec-title, .xp-sys-title { font-weight: 700; line-height: 1.6; }
.xp-sec-title em, .xp-sys-title em {
    background: none;
    color: var(--xp-a1);
    -webkit-text-fill-color: currentColor;
}
.xp-eyebrow { letter-spacing: .08em; }
.xp-body a:focus-visible, .xp-body button:focus-visible {
    outline: 3px solid #a65b31;
    outline-offset: 5px;
}

/* 明るいヘッダー */
.xp-header, .xp-header.is-scrolled {
    background: rgba(250, 248, 242, .95);
    border-bottom: 1px solid var(--xp-line);
    backdrop-filter: blur(14px);
}
.xp-header:not(.is-scrolled) .xp-nav a,
.xp-header:not(.is-scrolled) .xp-brand-name,
.xp-header:not(.is-scrolled) .xp-btn-ghost { color: var(--xp-text-1); }
.xp-header:not(.is-scrolled) .xp-btn-ghost { box-shadow: inset 0 0 0 1.5px var(--xp-line); }
.xp-header:not(.is-scrolled) .xp-burger span { background: var(--xp-text-1); }
.xp-nav { gap: 22px; }
.xp-nav a { font-size: 13px; }
.xp-brand-mark { background: #243e34; }

/* 実際の操作画面で、教育のデータプラットフォームを紹介 */
.xp-hero {
    color: var(--xp-text-1);
    background: #faf8f2;
    padding: calc(var(--xp-header-h) + 76px) 0 88px;
}
.xp-hero::before, .xp-hero::after { display: none; }
.xp-hero-grid {
    background-image: radial-gradient(#c7ceba 1px, transparent 1px);
    background-size: 24px 24px;
    opacity: .45;
}
.xp-hero-in { gap: 48px; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); }
.xp-hero-badge {
    border: 0;
    padding: 0;
    background: none;
    color: #526a49;
    margin-bottom: 24px;
    letter-spacing: .06em;
}
.xp-hero-badge i { color: #527747; }
.xp-hero-title { font-size: clamp(30px, 3.3vw, 44px); line-height: 1.6; font-weight: 700; letter-spacing: .01em; }
.xp-hero-title em {
    color: #32664c;
    background: linear-gradient(transparent 72%, #e3e9bd 72%, #e3e9bd 95%, transparent 95%);
    -webkit-text-fill-color: currentColor;
    animation: none;
}
.xp-hero-lede { font-size: 15px; line-height: 2.1; color: var(--xp-text-2); margin-top: 24px; }
.xp-hero-extension { font-size: 13px; color: #526a49; margin-top: 14px !important; }
.xp-hero-ctas { gap: 12px; margin-top: 30px; }
.xp-hero-ctas .xp-btn { font-size: 14px; padding: 16px 23px; }
.xp-hero-stats { border-color: #dce0cd; gap: 25px; margin-top: 38px; padding-top: 24px; }
.xp-stat-num { color: #32664c; font-size: 30px; }
.xp-stat-num small { color: #556847; font-size: 12px; }
.xp-stat-label { color: #69725f; font-size: 10px; letter-spacing: 0; }
.xp-hero-fade { display: none; }

.xp-platform-visual { min-width: 0; padding: 20px 0; }
.xp-platform-window { background: #fffefa; border: 1px solid #d5ddc9; border-radius: 16px; overflow: hidden; box-shadow: 9px 10px 0 #e7eadb, var(--xp-shadow-lg); }
.xp-platform-window-bar { display: flex; align-items: center; gap: 10px; padding: 13px 18px; background: #ecf0e4; color: #4d6742; font-size: 11px; font-weight: 700; }
.xp-platform-screen { display: block; position: relative; width: 100%; border: 0; padding: 0; background: #fff; font-family: inherit; }
.xp-platform-screen img { width: 100%; height: auto; }
.xp-platform-screen > span { position: absolute; right: 12px; bottom: 12px; padding: 6px 10px; border: 1px solid #d5ddc9; border-radius: 20px; background: #fffefa; color: #32664c; font-size: 11px; }
.xp-platform-window figcaption { padding: 11px 16px; font-size: 10px; color: #65715b; border-top: 1px solid var(--xp-line); }
.xp-platform-records { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 30px; }
.xp-platform-records span { padding: 7px 12px; border-radius: 8px; background: var(--service-soft); color: var(--service-color); font-size: 11px; }
.xp-platform-records i { margin-right: 6px; }
.xp-platform-visual-note { margin-top: 16px !important; text-align: center; font-size: 12px; color: #647451; }
.xp-platform-visual-note i { margin-right: 6px; }

/* 学童送迎・学習・指導のデータ基盤を、学習アプリより先に紹介 */
.xp-platform { padding: 80px 0; background: #fffefa; border-top: 1px solid var(--xp-line); }
.xp-platform-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.xp-platform-card { display: flex; flex-direction: column; min-width: 0; border: 1px solid var(--service-line); border-radius: 16px; overflow: hidden; background: #fafbf5; }
.xp-platform-card > img { width: 100%; height: auto; aspect-ratio: 14 / 9; border-bottom: 1px solid var(--service-line); }
.xp-platform-card > div { display: flex; flex-direction: column; flex: 1; padding: 24px; }
.xp-platform-card h3 { font-size: 19px; color: var(--service-color); }
.xp-platform-card h3 i { margin-right: 5px; font-size: 18px; }
.xp-platform-card p { font-size: 13px; line-height: 2; color: var(--xp-text-2); margin: 12px 0 22px; }
.xp-platform-card a { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; font-size: 12px; font-weight: 700; color: var(--service-color); }
.xp-platform-card a:hover { text-decoration: underline; text-underline-offset: 4px; }

/* 同じ大きさ・同じ情報量で紹介する、学習アプリの三本柱 */
.xp-learning-apps { padding: 80px 0; background: #f5f5ec; border-top: 1px solid var(--xp-line); }
.xp-learning-apps .xp-sec-head { max-width: 880px; margin-bottom: 44px; }
.xp-learning-apps .xp-sec-title { font-size: clamp(24px, 3.4vw, 36px); }
.xp-pillar-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.xp-pillar {
    display: flex;
    flex-direction: column;
    min-width: 0;
    padding: 26px;
    background: #fffefa;
    border: 1px solid var(--app-line);
    border-top: 5px solid var(--app-color);
    border-radius: 8px 8px 22px 22px;
    box-shadow: var(--xp-shadow-sm);
    scroll-margin-top: 100px;
}
.xp-pillar-top { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 18px; }
.xp-pillar-number { font-size: 11px; font-weight: 700; letter-spacing: .05em; color: var(--app-color); }
.xp-pillar-top > i { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: var(--app-soft); color: var(--app-color); font-size: 21px; }
.xp-pillar h3 { font-family: var(--xp-font-disp); color: var(--app-color); font-size: 30px; line-height: 1.2; }
.xp-pillar-reading { font-size: 10px; color: var(--xp-text-2); margin-top: 6px !important; letter-spacing: .06em; }
.xp-pillar-catch { font-size: 17px; font-weight: 700; margin-top: 22px !important; }
.xp-pillar-description { font-size: 13px; line-height: 2; color: var(--xp-text-2); margin-top: 12px !important; }
.xp-pillar-skills { display: flex; flex-wrap: wrap; gap: 6px; margin: 20px 0 !important; }
.xp-pillar-skills li { font-size: 10px; padding: 4px 9px; border-radius: 5px; color: var(--app-color); background: var(--app-soft); }
.xp-pillar-screen { margin-top: auto !important; }
.xp-pillar-screen img { width: 100%; height: auto; aspect-ratio: 14 / 9; object-fit: cover; object-position: top; border-radius: 8px; border: 1px solid var(--app-line); }
.xp-pillar-phone-pair { display: flex; justify-content: center; gap: 14px; aspect-ratio: 14 / 9; padding: 8px; background: var(--app-soft); border: 1px solid var(--app-line); border-radius: 8px; overflow: hidden; }
.xp-pillar-phone-pair img { width: auto; height: 100%; aspect-ratio: 780 / 1688; object-fit: contain; box-shadow: var(--xp-shadow-sm); }
.xp-pillar-screen figcaption { font-size: 10px; color: var(--xp-text-2); text-align: center; padding-top: 10px; }
.xp-pillar-link { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 22px; padding: 14px 0 0; border-top: 1px solid var(--app-line); color: var(--app-color) !important; font-size: 12px; font-weight: 700; }
.xp-pillar-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.xp-learning-support { display: flex; align-items: center; gap: 22px; margin-top: 36px; padding: 26px 30px; border-radius: 16px; background: #f1f3e9; }
.xp-support-icon { color: #557047; font-size: 28px; flex: none; }
.xp-learning-support h3 { font-size: 16px; margin-bottom: 5px; }
.xp-learning-support p { font-size: 12px; line-height: 1.9; color: var(--xp-text-2); max-width: 660px; }
.xp-learning-support > a { font-size: 12px; font-weight: 700; color: #32664c; margin-left: auto; white-space: nowrap; }
.xp-learning-support > a i { margin-left: 6px; }

/* 下層セクションも同じ紙と緑のトーンへ */
.xp-cases { background: #f6f4eb; }
.xp-concept { background: #eaf0e2; color: var(--xp-text-1); margin-top: 0; padding: 80px 0; }
.xp-concept::before { display: none; }
.xp-concept-formula .xp-f-x { color: #32664c; background: none; -webkit-text-fill-color: currentColor; }
.xp-concept-formula .xp-f-outline { color: #61734c; -webkit-text-stroke: 0; }
.xp-concept-formula .xp-f-op, .xp-concept-name small, .xp-concept-copy, .xp-concept-card em, .xp-concept-card p { color: #5e685e; }
.xp-concept-card { background: #fffdf6; border-color: #d4deca; backdrop-filter: none; }
.xp-concept-card:hover { background: #fffefa; border-color: #a8bd98; }
.xp-concept-card strong { background: none; color: #32664c; -webkit-text-fill-color: currentColor; }
.xp-ctaband-in { background: #e5ebd9; color: var(--xp-text-1); }
.xp-ctaband-in::before, .xp-ctaband-in::after { display: none; }
.xp-ctaband-lede { color: var(--xp-text-2); }
.xp-ctaband .xp-btn-inv { color: #32664c; background: #fffdf6; box-shadow: inset 0 0 0 1px #c9d5bc; }
#spidoq-detail { scroll-margin-top: 100px; }

@media (max-width: 1180px) {
    .xp-nav { gap: 14px; }
    .xp-hero-in { gap: 32px; }
    .xp-hero-ctas .xp-btn { padding: 14px 18px; font-size: 13px; }
    .xp-pillar { padding: 22px; }
    .xp-pillar-catch { font-size: 15px; }
}
@media (max-width: 1080px) {
    .xp-hero-in { grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); }
    .xp-hero-title { font-size: 34px; }
    .xp-hero-stats { grid-template-columns: repeat(2, 1fr); width: 100%; gap: 20px; }
    .xp-learning-support { flex-wrap: wrap; }
    .xp-learning-support > div { flex: 1; }
    .xp-learning-support > a { margin-left: 50px; }
}
@media (max-width: 800px) {
    .xp-hero { padding-top: calc(var(--xp-header-h) + 44px); padding-bottom: 64px; }
    .xp-hero-in { grid-template-columns: 1fr; gap: 48px; }
    .xp-hero-title { font-size: clamp(26px, 4.8vw, 38px); }
    .xp-hero-lede { max-width: 600px; }
    .xp-hero-stats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
    .xp-platform-visual { width: min(100%, 600px); margin: 0 auto; }
    .xp-platform { padding: 64px 0; }
    .xp-platform-grid { grid-template-columns: 1fr; max-width: 540px; margin-inline: auto; }
    .xp-learning-apps { padding: 64px 0; }
    .xp-pillar-grid { grid-template-columns: 1fr; max-width: 540px; margin-inline: auto; }
    .xp-pillar { padding: 26px; }
    .xp-pillar-catch { font-size: 18px; }
    .xp-pillar-description { font-size: 14px; }
    .xp-learning-support { display: grid; grid-template-columns: max-content minmax(0, 1fr); align-items: start; max-width: 540px; margin-inline: auto; padding: 24px; gap: 16px; }
    .xp-learning-support > div { min-width: 0; }
    .xp-learning-support h3 { line-height: 1.8; }
    .xp-learning-support > a { grid-column: 1 / -1; display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; margin: 0; padding: 10px 14px; border: 1px solid #c9d8bc; border-radius: var(--xp-r-full); background: var(--xp-paper-1); white-space: normal; text-align: center; }
    .xp-learning-support > a i { margin-left: 0; }
}
@media (max-width: 480px) {
    .xp-hero-title { font-size: clamp(22px, 6.6vw, 30px); }
    .xp-hero-badge { font-size: 11px; gap: 7px; }
    .xp-hero-lede { font-size: 13px; }
    .xp-hero-ctas { flex-direction: column; align-items: stretch; }
    .xp-hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .xp-stat-num { font-size: 28px; }
    .xp-stat-label { font-size: 11px; }
    .xp-hero-extension { font-size: 12px; }
    .xp-platform-records { gap: 6px; }
    .xp-platform-records span { font-size: 10px; padding: 6px 8px; }
    .xp-platform-window-bar { font-size: 10px; padding: 11px 12px; }
    .xp-platform-visual-note { font-size: 11px; }
    .xp-learning-apps .xp-sec-title { font-size: 25px; }
    .xp-learning-apps .xp-sec-lede { font-size: 13px; }
    .xp-pillar { padding: 24px 20px; }
    .xp-pillar-catch { font-size: 16px; }
    .xp-pillar-description { font-size: 13px; }
    .xp-learning-support { align-items: flex-start; }
    .xp-learning-support h3 { font-size: 14px; }
    .xp-learning-support > a { white-space: normal; }
}
@media (max-width: 640px) {
    .xp-tabs { margin-inline: -20px; padding-inline: 20px; }
}