/* ==========================================================================
   Header — 白地・ナビ濃紺・スクロール時に影／オレンジCTA
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: box-shadow var(--transition-base), background-color var(--transition-base);
    border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
    box-shadow: var(--shadow-sm);
    border-bottom-color: var(--color-hairline-soft);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.site-header__right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.site-header__logo {
    display: flex;
    align-items: center;
    color: var(--color-primary);
    line-height: 1;
}

.site-header__logo-img {
    height: 60px;
    width: auto;
    filter: none;
}

.site-header__logo:hover {
    color: var(--color-cta);
}

/* Navigation */
.site-nav__list {
    display: flex;
    gap: clamp(0.875rem, 1.7vw, 1.5rem);
    align-items: center;
    white-space: nowrap;
}

.site-nav__list li a {
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.04em;
    padding: 6px 0;
    position: relative;
    transition: color var(--transition-base);
}

.site-nav__list li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: var(--radius-pill);
    background-color: var(--color-cta);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform var(--transition-base);
}

.site-nav__list li a:hover {
    color: var(--color-cta);
}

.site-nav__list li a:hover::after,
.site-nav__list li.current-menu-item > a::after {
    transform: scaleX(1);
}

.site-nav__list li.current-menu-item > a {
    color: var(--color-cta);
}

.site-nav__cta--mobile {
    display: none;
}

/* Close button & backdrop: mobile-modal only (hidden on desktop) */
.site-nav__close,
.site-nav__backdrop {
    display: none;
}

.site-header__cta {
    min-height: 44px;
    padding: 0.55rem 1.25rem;
    font-size: var(--font-size-sm);
    box-shadow: var(--shadow-cta);
}

/* Apply (primary) — filled coral */
.site-header__cta--apply {
    /* uses .btn--primary base */
}

/* Consult (secondary) — outline */
.site-header__cta--consult {
    background: transparent;
    border: 1.5px solid rgba(15, 21, 21, 0.18);
    color: #0d1717;
    box-shadow: none;
}

.site-header__cta--consult:hover,
.site-header__cta--consult:focus-visible {
    background: rgba(15, 21, 21, 0.04);
    border-color: rgba(15, 21, 21, 0.32);
    color: #0d1717;
}

/* On smaller desktops (≤1024px), hide the secondary CTA to save header space */
@media (max-width: 1024px) {
    .site-header__cta--consult {
        display: none;
    }
}

.site-header__status {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 0.25rem 0.75rem;
    border: 1px solid var(--color-cta);
    border-radius: var(--radius-pill);
    color: var(--color-cta-dark);
    background-color: var(--color-cta-soft);
    font-size: var(--font-size-xs);
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
}

/* Hamburger toggle */
.site-header__toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-primary);
}

.site-header__hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 24px;
    height: 24px;
}

.site-header__hamburger span {
    display: block;
    width: 100%;
    height: 2.5px;
    background-color: currentColor;
    border-radius: var(--radius-pill);
    transition: transform var(--transition-base), opacity var(--transition-base);
}

.menu-open .site-header__hamburger span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.menu-open .site-header__hamburger span:nth-child(2) {
    opacity: 0;
}
.menu-open .site-header__hamburger span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   Footer — ネイビー地・温度感のあるリンク
   ========================================================================== */
.site-footer {
    background-color: var(--color-surface-dark);
    color: var(--color-on-dark-mute);
    position: relative;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background-color: var(--color-cta);
}

/* MOAI Community（LINE）への集客CTAブロック */
.site-footer__community {
    border-bottom: 1px solid var(--color-hairline-on-dark);
    background-color: var(--color-surface-elevated);
}

.site-footer__community-inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.site-footer__community-eyebrow {
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.12em;
    color: var(--color-cta);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
}

.site-footer__community-heading {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-on-dark);
    line-height: 1.4;
    margin-bottom: var(--spacing-md);
}

.site-footer__community-lead {
    font-size: var(--font-size-sm);
    color: var(--color-on-dark-mute);
    line-height: 1.7;
}

.site-footer__community-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.site-footer__community-actions .btn {
    width: 100%;
    text-align: center;
}

.site-footer__inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: var(--spacing-3xl);
    padding: var(--spacing-3xl) var(--spacing-lg);
    max-width: var(--container-max);
    margin: 0 auto;
    align-items: start;
}

.site-footer__brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.site-footer__logo {
    display: inline-block;
    color: var(--color-on-dark);
}

.site-footer__logo-img {
    height: 40px;
    width: auto;
    filter: brightness(0) invert(1);
}

.site-footer__tagline {
    font-size: var(--font-size-sm);
    color: var(--color-on-dark-mute);
    line-height: 1.7;
}

.site-footer__nav::before,
.site-footer__social-heading {
    display: block;
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--color-on-dark);
    letter-spacing: 0.04em;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-cta);
    width: fit-content;
}

.site-footer__nav::before {
    content: 'Menu';
}

.site-footer__menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.site-footer__menu li a {
    font-size: var(--font-size-sm);
    color: var(--color-on-dark-mute);
    transition: color var(--transition-base);
    position: relative;
    padding-left: 1rem;
}

.site-footer__menu li a::before {
    content: '\203A';
    position: absolute;
    left: 0;
    color: var(--color-cta);
    font-weight: 700;
}

.site-footer__menu li a:hover {
    color: var(--color-on-dark);
}

.site-footer__social {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.site-footer__social-heading {
    margin-bottom: var(--spacing-lg);
}

.site-footer__social-link {
    font-size: var(--font-size-sm);
    color: var(--color-on-dark-mute);
    transition: color var(--transition-base);
    position: relative;
    padding-left: 1rem;
}

.site-footer__social-link::before {
    content: '\203A';
    position: absolute;
    left: 0;
    color: var(--color-cta);
    font-weight: 700;
}

.site-footer__social-link:hover {
    color: var(--color-on-dark);
}

.site-footer__social-addr {
    font-size: var(--font-size-sm);
    color: var(--color-on-dark-mute);
    line-height: 1.7;
}

.site-footer__social-addr a {
    color: var(--color-on-dark);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.site-footer__social-addr a:hover {
    color: var(--color-cta);
}

/* Bottom strip */
.site-footer__bottom {
    border-top: 1px solid var(--color-hairline-on-dark);
    background-color: var(--color-surface-elevated);
}

.site-footer__bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    max-width: var(--container-max);
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
}

.site-footer__copyright {
    font-size: var(--font-size-xs);
    color: var(--color-on-dark-mute);
}

.site-footer__legal {
    display: flex;
    gap: var(--spacing-xl);
}

.site-footer__legal a {
    font-size: var(--font-size-xs);
    color: var(--color-on-dark-mute);
}

.site-footer__legal a:hover {
    color: var(--color-on-dark);
}

/* ==========================================================================
   Card — 角丸・ふんわり影・ホバーリフト
   ========================================================================== */
.card {
    background-color: var(--color-canvas);
    border: 1px solid var(--color-hairline);
    border-radius: var(--card-radius-soft);
    overflow: hidden;
    box-shadow: var(--shadow-whisper);
    transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
}

.card:hover {
    box-shadow: var(--shadow-whisper-lift);
    transform: translateY(-2px);
    border-color: var(--color-deep);
}

.card__image {
    width: 100%;
    /* moai-card サムネイル (600×400) と同じ 3:2。
       16:9 にするとアイキャッチの上下（ロゴ・下部の帯）が切れる。 */
    aspect-ratio: 3 / 2;
    object-fit: cover;
}

/* 文字入りのブログサムネイルは左右を切らず、画像全体を見せる。
   WordPress の 3:2 ハードクロップではなく large 画像を使い、
   1200×630 と 16:9 の既存素材を共通の16:9枠へ安全に収める。 */
.card__image--blog {
    display: block;
    aspect-ratio: 16 / 9;
    object-fit: contain;
    background: var(--color-primary-soft);
}

.card__body {
    padding: var(--spacing-xl);
}

.card__title {
    font-size: var(--font-size-lg);
    font-weight: 900;
    line-height: 1.5;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.card__text {
    color: var(--color-body);
    font-size: var(--font-size-sm);
    line-height: 1.8;
}

/* ==========================================================================
   Responsive — Mobile
   ========================================================================== */
@media (max-width: 1024px) {
    .site-header__status {
        display: none;
    }

    .site-footer__inner {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-section: 4rem;
        --font-size-3xl: 1.875rem;
        --font-size-4xl: 2.25rem;
        --font-size-5xl: 2.5rem;
    }

    /* Header pinned to top on mobile (use top default; ensure no bottom-fix legacy) */
    body {
        padding-top: var(--header-height);
        padding-bottom: 0;
    }

    .site-header {
        top: 0;
        bottom: auto;
        /* backdrop-filter creates a containing block for fixed descendants — disable
           on mobile so .site-nav modal (inset: 0) escapes to the viewport */
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
    }

    body.admin-bar .site-header {
        top: 46px;
        bottom: auto;
    }

    .site-header__inner {
        padding: 0 var(--spacing-md);
    }

    .site-header__logo-img {
        height: 72px;
    }

    .site-header__toggle {
        display: flex;
    }

    .site-header__cta {
        display: none;
    }

    .site-nav {
        position: fixed;
        inset: 0;
        background-color: var(--color-canvas);
        padding: calc(var(--spacing-2xl) + 1.5rem) var(--spacing-lg) var(--spacing-2xl);
        overflow-y: auto;
        z-index: 1010;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-12px);
        transition:
            opacity 0.25s ease,
            transform 0.32s cubic-bezier(0.22, 1, 0.36, 1),
            visibility 0s linear 0.3s;
    }

    .site-nav.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        transition:
            opacity 0.28s ease,
            transform 0.36s cubic-bezier(0.22, 1, 0.36, 1),
            visibility 0s linear 0s;
    }

    .site-nav__close {
        display: inline-flex;
        position: absolute;
        top: max(env(safe-area-inset-top, 0px), 0.85rem);
        right: 1rem;
        width: 44px;
        height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: rgba(15, 21, 21, 0.06);
        border: 1px solid rgba(15, 21, 21, 0.12);
        border-radius: 999px;
        color: #0d1717;
        font-size: 1.55rem;
        font-weight: 400;
        line-height: 1;
        cursor: pointer;
        transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
        padding: 0;
    }

    .site-nav__close:hover,
    .site-nav__close:focus-visible {
        background: rgba(232, 119, 97, 0.12);
        border-color: rgba(232, 119, 97, 0.45);
        color: var(--color-cta);
        transform: rotate(90deg);
    }

    .site-nav__backdrop {
        display: block;
        position: fixed;
        inset: 0;
        background: rgba(8, 10, 10, 0.55);
        backdrop-filter: blur(2px);
        -webkit-backdrop-filter: blur(2px);
        opacity: 0;
        visibility: hidden;
        z-index: 1005;
        transition:
            opacity 0.25s ease,
            visibility 0s linear 0.25s;
    }

    .site-nav__backdrop.is-visible {
        opacity: 1;
        visibility: visible;
        transition:
            opacity 0.25s ease,
            visibility 0s linear 0s;
    }

    .site-nav__list {
        flex-direction: column;
        gap: 0;
        align-items: stretch;
    }

    .site-nav__list li a {
        display: block;
        padding: var(--spacing-md) 0;
        font-size: var(--font-size-md);
        border-bottom: 1px solid var(--color-hairline);
        text-align: left;
        width: 100%;
    }

    .site-nav__list li a::after {
        display: none;
    }

    .site-nav__cta--mobile {
        display: block;
        margin-top: var(--spacing-xl);
    }

    .site-nav__cta--mobile {
        display: flex;
        flex-direction: column;
        gap: 0.75rem;
    }

    .site-nav__cta--mobile .btn {
        display: flex;
        width: 100%;
        justify-content: center;
    }

    /* Footer mobile */
    .site-footer__community-inner {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: var(--spacing-xl) var(--spacing-lg);
        text-align: center;
    }

    .site-footer__community-eyebrow,
    .site-footer__community-heading,
    .site-footer__community-lead {
        text-align: center;
    }

    .site-footer__inner {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        padding: var(--spacing-2xl) var(--spacing-lg);
    }

    .site-footer__bottom-inner {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }

    .site-footer__legal {
        justify-content: center;
        flex-wrap: wrap;
        gap: var(--spacing-lg);
    }
}

/* ==========================================================================
   Body offset for fixed header
   ========================================================================== */
body {
    padding-top: var(--header-height);
}

/* WP admin bar offset */
body.admin-bar .site-header {
    top: 32px;
}

@media (max-width: 782px) {
    body.admin-bar .site-header {
        top: 46px;
    }
}

/* ==========================================================================
   Responsive line-break helpers
   ========================================================================== */
.sm-only { display: none; }
.pc-only { display: inline; }

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

/* 文節改行ヘルパー — word-break: auto-phrase は Chrome 専用で
   iOS Safari では効かないため、見出しの文節を span.phrase で囲み、
   改行が文節の境界でのみ発生するようにする。 */
.phrase { display: inline-block; }

/* ==========================================================================
   Mobile Sticky CTA — appears after hero, hides at #apply
   ========================================================================== */
.mobile-sticky-cta {
    display: none;
}

@media (max-width: 768px) {
    .mobile-sticky-cta {
        display: flex;
        gap: 0.55rem;
        align-items: stretch;
        position: fixed;
        bottom: max(env(safe-area-inset-bottom, 0px), 0.85rem);
        left: 0.85rem;
        right: 0.85rem;
        z-index: 900;
        opacity: 0;
        visibility: hidden;
        transform: translateY(16px);
        transition:
            opacity 0.28s ease,
            transform 0.32s cubic-bezier(0.22, 1, 0.36, 1),
            visibility 0s linear 0.32s;
        pointer-events: none;
    }

    .mobile-sticky-cta.is-visible {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
        transition:
            opacity 0.32s ease,
            transform 0.36s cubic-bezier(0.22, 1, 0.36, 1),
            visibility 0s linear 0s;
    }

    .mobile-sticky-cta .btn {
        display: flex;
        flex: 1;
        justify-content: center;
        align-items: center;
        gap: 0.4rem;
        min-height: 52px;
        padding: 0.6rem 1rem;
        background: linear-gradient(180deg, var(--color-cta) 0%, #c95a44 100%);
        color: #fff;
        font-size: 0.95rem;
        font-weight: 700;
        letter-spacing: 0.06em;
        line-height: 1;
        border: 1.5px solid var(--color-cta);
        border-radius: 999px;
        text-decoration: none;
        box-shadow:
            0 24px 48px -16px rgba(232, 119, 97, 0.6),
            0 4px 12px -4px rgba(15, 21, 21, 0.18),
            inset 0 1px 0 rgba(255, 255, 255, 0.18);
    }

    /* 無料相談（単一CTA）: 1行のすっきりしたピル。右にアイちゃん分の余白 */
    .mobile-sticky-cta--single .btn {
        min-height: 48px;
        font-size: 0.98rem;
    }

    .mobile-sticky-cta--single .mobile-sticky-cta__join {
        flex: 1;
        flex-direction: row;
        padding-right: 3.2rem;
    }

    /* 旧2ボタン構成（互換のため残置） */
    .mobile-sticky-cta__join {
        flex: 1.3;
        flex-direction: column;
        gap: 0.2rem;
    }

    .mobile-sticky-cta__price {
        font-size: 0.66rem;
        font-weight: 600;
        letter-spacing: 0.08em;
        opacity: 0.92;
    }

    /* 無料相談（受け皿）: 白地アウトライン。アイちゃん分の余白を右に確保 */
    .mobile-sticky-cta__consult {
        background: #fff;
        color: var(--color-cta);
        padding-right: 2.9rem;
        font-size: 0.88rem;
        box-shadow:
            0 12px 28px -14px rgba(15, 21, 21, 0.28),
            inset 0 1px 0 rgba(255, 255, 255, 0.4);
    }

    .mobile-sticky-cta__aichan {
        position: absolute;
        right: -0.35rem;
        bottom: 0;
        width: 62px;
        height: auto;
        display: block;
        pointer-events: none;
        filter:
            drop-shadow(0 0 1px rgba(255, 255, 255, 0.95))
            drop-shadow(0 0 3px rgba(255, 255, 255, 0.82))
            drop-shadow(0 10px 16px rgba(7, 63, 66, 0.2));
    }

    .mobile-sticky-cta .btn:active {
        transform: translateY(1px);
    }

    /* When hamburger menu is open, hide sticky CTA so it doesn't overlap */
    body.menu-open .mobile-sticky-cta {
        opacity: 0;
        pointer-events: none;
        transform: translateY(16px);
    }
}

/* ==========================================================================
   404 Not Found page — branded with MOAI tone
   ========================================================================== */
.error-404 {
    padding: clamp(4rem, 10vw, 8rem) 0;
    text-align: center;
}

.error-404__code {
    font-size: clamp(5rem, 14vw, 9rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.04em;
    color: var(--color-cta);
    margin-bottom: 1rem;
}

.error-404__title {
    font-size: clamp(1.55rem, 3vw, 2rem);
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-deep, #0d1717);
    margin-bottom: 1.25rem;
}

.error-404__text {
    color: var(--color-mute, #6b7472);
    font-size: 0.95rem;
    line-height: 1.85;
    margin-bottom: clamp(2rem, 4vw, 3rem);
}

.error-404__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: clamp(3rem, 6vw, 4.5rem);
}

.error-404__nav {
    max-width: 460px;
    margin: 0 auto;
    padding: 1.5rem 1.75rem;
    background: rgba(15, 21, 21, 0.04);
    border-radius: 12px;
    border: 1px solid rgba(15, 21, 21, 0.08);
}

.error-404__nav-title {
    color: #0d1717;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 0.85rem;
}

.error-404__nav-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1.25rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.error-404__nav-list a {
    color: var(--color-cta);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    border-bottom: 1px solid rgba(232, 119, 97, 0.3);
    transition: color 0.2s ease, border-color 0.2s ease;
}

.error-404__nav-list a:hover,
.error-404__nav-list a:focus-visible {
    color: var(--color-cta-dark);
    border-bottom-color: var(--color-cta-dark);
}

@media (max-width: 540px) {
    .error-404__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .error-404__actions .btn {
        width: 100%;
    }
}