/* 宅浪サポート下層ページ共通テーマ */
html {
    scroll-padding-top: 4rem;
}

body.takuro-page {
    background-color: #0f172a !important;
    color: #f8fafc;
}

body.takuro-page #header-btn,
body.takuro-page #header-btn-mobile {
    background-color: #ffffff !important;
    color: #0f172a !important;
}

body.takuro-page .page-switch {
    color: #bae6fd !important;
    border: 1px solid rgba(56, 189, 248, 0.5) !important;
    background: transparent !important;
    border-radius: 9999px;
}

body.takuro-page #page-hero {
    isolation: isolate;
}

body.takuro-page #page-hero .hero-divider {
    display: none;
}

body.takuro-page #page-hero h1 {
    color: #ffffff !important;
    letter-spacing: -0.05em;
}

body.takuro-page #page-hero p {
    color: #cbd5e1 !important;
    font-weight: 500;
    line-height: 1.8;
}

/* コースページの導入コピーは、各テーマの背景に合わせて明瞭に見せる */
body.takuro-page.course-page #page-hero p {
    color: #ffffff !important;
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(15, 23, 42, 0.34);
}

body.geneki-page.course-page #page-hero h1 {
    color: #0f172a !important;
}

body.geneki-page.course-page #page-hero p {
    color: #334155 !important;
    font-weight: 700;
}

/* 生成前後や折り返しで、ヒーロー下の位置を動かさない */
body.takuro-page #page-hero > .container > p {
    min-height: 3.6em;
    height: 3.6em;
    overflow: visible;
}

body.takuro-page main {
    background-color: #ffffff !important;
    color: #0f172a;
}

body.takuro-page main > section {
    border-color: #e2e8f0 !important;
}

/* 白背景上の本文は slate-500 より一段濃くして可読性を確保 */
body.takuro-page main .text-slate-400,
body.takuro-page main .text-slate-500 {
    color: #475569 !important;
}

body.takuro-page main .text-slate-600 {
    color: #334155 !important;
}

body.takuro-page main .text-slate-300 {
    color: #64748b !important;
}

body.takuro-page footer {
    color: #475569 !important;
}

body.takuro-page main .rounded-3xl,
body.takuro-page main .rounded-2xl {
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

body.takuro-page main .rounded-3xl:hover,
body.takuro-page main .rounded-2xl:hover {
    box-shadow: 0 22px 56px rgba(14, 165, 233, 0.13);
}

body.takuro-page #contact {
    background: #f8fafc !important;
}

body.takuro-page footer {
    background-color: #ffffff !important;
    border-top-color: #e2e8f0 !important;
}

body.takuro-page footer a:hover {
    color: #0f172a !important;
}

/* CTAの共通モーション */
body.takuro-page #main-header #header-btn,
body.takuro-page #main-header .page-switch,
body.takuro-page main a[href="#contact"],
body.takuro-page #load-more-btn {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease, background-color 0.24s ease;
}

body.takuro-page #main-header #header-btn:hover,
body.takuro-page #main-header .page-switch:hover,
body.takuro-page main a[href="#contact"]:hover,
body.takuro-page #load-more-btn:hover {
    transform: translateY(-3px) scale(1.012);
}

body.takuro-page #main-header #header-btn:focus-visible,
body.takuro-page #main-header .page-switch:focus-visible,
body.takuro-page main a[href="#contact"]:focus-visible,
body.takuro-page #load-more-btn:focus-visible,
body.takuro-page #header-menu-btn:focus-visible {
    outline: 3px solid rgba(56, 189, 248, 0.65);
    outline-offset: 3px;
}

.generation-cursor {
    display: inline-block;
    width: 0.08em;
    height: 0.86em;
    margin-left: 0.08em;
    vertical-align: -0.06em;
    border-radius: 9999px;
    background: #38bdf8;
    box-shadow: 0 0 12px rgba(56, 189, 248, 0.6);
    animation: generation-cursor-blink 0.9s steps(1) infinite;
}

@keyframes generation-cursor-blink {
    0%, 48% { opacity: 1; }
    49%, 100% { opacity: 0.15; }
}

br.mobile-only-break {
    display: none;
}

@media (max-width: 767px) {
    html,
    body {
        max-width: 100%;
        overflow-x: hidden;
    }

    body.takuro-page .page-switch {
        border-radius: 0.75rem;
        text-align: center;
    }

    /* 固定ヘッダー分のbody余白と二重にならないよう、ヒーロー上部を詰める */
    body.takuro-page #page-hero,
    body.geneki-page #page-hero {
        padding-top: 1.5rem !important;
    }

    body.takuro-page #page-hero h1,
    body.takuro-page #page-hero p {
        max-width: calc(100vw - 2rem);
        overflow-wrap: anywhere;
    }

    body.takuro-page #page-hero > .container > p {
        min-height: 7.2em;
        height: 7.2em;
    }

    br.mobile-only-break {
        display: block;
    }

    #header-logo-text {
        max-width: calc(100vw - 5.5rem);
        overflow: hidden;
        text-overflow: ellipsis;
    }
}

@media (prefers-reduced-motion: reduce) {
    body.takuro-page .hero-blob,
    body.takuro-page .fade-up,
    body.takuro-page .generation-cursor,
    body.takuro-page #main-header #header-btn,
    body.takuro-page #main-header .page-switch,
    body.takuro-page main a[href="#contact"],
    body.takuro-page #load-more-btn {
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }
}

/* 宅浪下層ページ：index.html と同じ濃紺を基準にする */
body.takuro-page {
    background-color: #16324f !important;
}

body.takuro-page #page-hero {
    background-color: #16324f !important;
    background-image: linear-gradient(135deg, rgba(22, 50, 79, 0.98), rgba(12, 74, 110, 0.88)) !important;
}

body.takuro-page #page-hero .bg-grid-pattern {
    background-size: 48px 48px !important;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px) !important;
}

body.takuro-page .hero-blob {
    opacity: 0.55;
}

/* 宅浪の記事ヒーローも index.html と同じ濃紺へ揃える */
body.takuro-article > section:first-of-type {
    background-color: #16324f !important;
}

body.takuro-article > section:first-of-type .bg-grid-pattern {
    background-size: 48px 48px !important;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.05) 1px, transparent 1px) !important;
}

/* 宅浪トップ：スマホは2文字同時に白→ピンク、PCは現役ページと同じ配色 */
body.takuro-home #hero #hero-goal-text {
    --goal-color: rgb(255, 255, 255);
    background-image: linear-gradient(90deg, var(--goal-color), var(--goal-color)) !important;
    text-shadow: none !important;
}

@media (min-width: 768px) {
    body.takuro-home #hero #hero-goal-text {
        background-image: linear-gradient(135deg, #06b6d4 0%, #2563eb 52%, #8b5cf6 100%) !important;
    }
}

/* 現役生・宅浪・記事ページ共通：スマホヘッダーを画面幅いっぱいにする */
@media (max-width: 767px) {
    html,
    body {
        max-width: 100%;
        margin: 0 !important;
        overflow-x: hidden;
        scrollbar-gutter: auto !important;
    }

    /* トップページ下部の装飾バーは、スマホでは表示しない */
    #hero::after {
        content: none !important;
        display: none !important;
    }

    body.takuro-home,
    body.takuro-page,
    body.geneki-page {
        padding-top: 4rem !important;
    }

    #main-header {
        display: block !important;
        position: fixed !important;
        top: 0 !important;
        z-index: 50 !important;
        width: 100vw !important;
        max-width: 100vw !important;
        margin-left: 0 !important;
        left: 0 !important;
        right: auto !important;
    }

    #main-header > div {
        width: 100%;
        max-width: 100%;
    }

    #mobile-nav {
        top: 4rem !important;
        width: 100vw !important;
        max-width: 100vw !important;
        left: 0 !important;
        right: auto !important;
    }
}

/* 最終統一値：ページ固有CSSより後に適用するヘッダー基準 */
#main-header,
body.takuro-page #main-header,
body.geneki-page #main-header {
    top: 0 !important;
    z-index: 50 !important;
    background-color: rgba(22, 50, 79, 0.96) !important;
    border-bottom-color: rgba(125, 211, 252, 0.24) !important;
    box-shadow: 0 8px 26px rgba(2, 8, 23, 0.18) !important;
}

@media (min-width: 768px) {
    #main-header.sticky {
        position: sticky !important;
    }

    #main-header.fixed {
        position: fixed !important;
    }
}

#main-header > div > a,
#header-logo-text,
body.takuro-page #main-header > div > a,
body.takuro-page #header-logo-text,
body.geneki-page #main-header > div > a,
body.geneki-page #header-logo-text {
    color: #ffffff !important;
}

#main-header > div > a img {
    width: 2rem !important;
    height: 2rem !important;
    border-radius: 0.5rem !important;
}

#header-logo-text {
    font-size: 0.95rem !important;
    font-weight: 700 !important;
    letter-spacing: -0.045em !important;
    line-height: 1 !important;
    white-space: nowrap;
}

/* 現役生ページのブランド内spanは、ID指定のページ固有CSSも上書きする */
#header-logo-text .brand-by {
    color: #bae6fd !important;
    font-size: 0.62em !important;
    font-weight: 700 !important;
}

#header-logo-text .brand-parent {
    color: #ffffff !important;
    font-size: 0.78em !important;
    font-weight: 600 !important;
    letter-spacing: -0.025em !important;
}

#header-nav,
#header-nav .nav-link,
#mobile-nav > div,
#mobile-nav .nav-link,
#header-menu-btn {
    color: #cbd5e1 !important;
}

#header-nav .nav-link:hover,
#header-nav .nav-link[aria-current="page"],
#mobile-nav .nav-link:hover,
#mobile-nav .nav-link[aria-current="page"],
#header-menu-btn:hover {
    color: #ffffff !important;
}

#mobile-nav,
body.takuro-page #mobile-nav,
body.geneki-page #mobile-nav {
    background-color: rgba(22, 50, 79, 0.98) !important;
    border-bottom-color: rgba(125, 211, 252, 0.24) !important;
}

@media (max-width: 767px) {
    #header-logo-text {
        font-size: 0.82rem !important;
    }
}

/* 現役生ページは明るい専用配色に戻し、宅浪ページの濃紺とは分ける */
body.geneki-page #main-header {
    background-color: rgba(255, 255, 255, 0.88) !important;
    border-bottom-color: rgba(14, 165, 233, 0.22) !important;
    box-shadow: 0 8px 26px rgba(100, 116, 139, 0.10) !important;
}

body.geneki-page #main-header > div > a,
body.geneki-page #header-logo-text,
body.geneki-page #header-nav,
body.geneki-page #header-nav .nav-link,
body.geneki-page #mobile-nav > div,
body.geneki-page #mobile-nav .nav-link {
    color: #475569 !important;
}

body.geneki-page #main-header > div > a,
body.geneki-page #header-logo-text,
body.geneki-page #header-nav .nav-link:hover,
body.geneki-page #header-nav .nav-link[aria-current="page"],
body.geneki-page #mobile-nav .nav-link:hover,
body.geneki-page #mobile-nav .nav-link[aria-current="page"] {
    color: #0f172a !important;
}

body.geneki-page #header-menu-btn {
    color: #334155 !important;
}

body.geneki-page #mobile-nav {
    background-color: rgba(255, 255, 255, 0.96) !important;
    border-bottom-color: rgba(14, 165, 233, 0.22) !important;
}

/* 現役生ページのお問い合わせCTAは、全ページで水色〜青グラデーションに統一 */
body.geneki-page #header-btn,
body.geneki-page #header-btn-mobile {
    background-image: linear-gradient(135deg, #06b6d4, #2563eb) !important;
    background-color: transparent !important;
    color: #ffffff !important;
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.24) !important;
}

body.geneki-page #header-btn:hover,
body.geneki-page #header-btn-mobile:hover {
    background-image: linear-gradient(135deg, #22d3ee, #4f46e5) !important;
}

body.geneki-page #header-logo-text .brand-by,
body.geneki-page #header-logo-text .brand-parent {
    color: #64748b !important;
}