@charset "UTF-8";

/* 経営改善ナビ専用のデザイントークン */
:root {
    --keiei-ink: #0c2238;
    --keiei-ink-soft: #365066;
    --keiei-blue: #0788ef;
    --keiei-blue-dark: #0068bf;
    --keiei-teal: #18b99a;
    --keiei-amber: #f5a044;
    --keiei-paper: #f4f8f7;
    --keiei-white: #ffffff;
    --keiei-line: rgba(12, 34, 56, 0.12);
    --keiei-shadow: 0 24px 70px rgba(12, 34, 56, 0.12);
}

/* 基本設定 */
.keiei-page .particles {
    display: none;
}

.keiei-page {
    margin: 0;
    color: var(--keiei-ink);
    background: var(--keiei-paper);
    font-family: "Avenir Next", "Hiragino Sans", "Yu Gothic", sans-serif;
    line-height: 1.7;
    overflow-x: hidden;
}

.keiei-page *,
.keiei-page *::before,
.keiei-page *::after {
    box-sizing: border-box;
}

.keiei-page a {
    color: inherit;
    text-decoration: none;
}

.keiei-page img {
    max-width: 100%;
    display: block;
}

/* ヘッダー */
.keiei-page .site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 20;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(12, 34, 56, 0.9);
    backdrop-filter: blur(18px);
}

.keiei-page .site-nav {
    width: min(1180px, calc(100% - 40px));
    min-height: 76px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.keiei-page .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--keiei-white);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.keiei-page .brand img {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    box-shadow: 0 5px 16px rgba(0, 0, 0, 0.2);
}

.keiei-page .nav-links {
    display: flex;
    align-items: center;
    gap: 22px;
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.84rem;
    font-weight: 600;
}

.keiei-page .nav-links a {
    transition: color 180ms ease;
}

.keiei-page .nav-links a:hover,
.keiei-page .nav-links a:focus-visible {
    color: var(--keiei-white);
}

.keiei-page .language-link {
    padding: 8px 12px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 999px;
}

/* ヒーロー */
.keiei-page .hero {
    position: relative;
    isolation: isolate;
    min-height: 760px;
    padding: 164px 20px 106px;
    overflow: hidden;
    color: var(--keiei-white);
    background:
        radial-gradient(circle at 78% 18%, rgba(24, 185, 154, 0.42), transparent 29%),
        radial-gradient(circle at 20% 5%, rgba(7, 136, 239, 0.42), transparent 30%),
        var(--keiei-ink);
}

.keiei-page .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: 0.2;
    background-image: linear-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.16) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to bottom, black, transparent 90%);
}

.keiei-page .hero-inner {
    width: min(1180px, 100%);
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
    align-items: center;
    gap: clamp(44px, 8vw, 110px);
}

.keiei-page .eyebrow,
.keiei-page .section-kicker {
    margin: 0 0 18px;
    color: var(--keiei-teal);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.keiei-page .hero h1 {
    max-width: 680px;
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(3.5rem, 7vw, 6.7rem);
    font-weight: 400;
    letter-spacing: -0.055em;
    line-height: 0.98;
}

.keiei-page .hero-lead {
    max-width: 590px;
    margin: 28px 0 0;
    color: rgba(255, 255, 255, 0.76);
    font-size: clamp(1.02rem, 1.7vw, 1.25rem);
}

.keiei-page .hero-actions {
    margin-top: 34px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
}

.keiei-page .primary-action,
.keiei-page .secondary-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 20px;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 800;
    transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.keiei-page .primary-action {
    color: var(--keiei-ink);
    background: var(--keiei-teal);
}

.keiei-page .secondary-action {
    color: var(--keiei-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.keiei-page .primary-action:hover,
.keiei-page .secondary-action:hover,
.keiei-page .primary-action:focus-visible,
.keiei-page .secondary-action:focus-visible {
    transform: translateY(-2px);
}

.keiei-page .primary-action:hover,
.keiei-page .primary-action:focus-visible {
    background: #37d1b1;
}

.keiei-page .secondary-action:hover,
.keiei-page .secondary-action:focus-visible {
    border-color: rgba(255, 255, 255, 0.72);
}

/* ヒーローの診断カード */
.keiei-page .diagnostic-card {
    position: relative;
    padding: 28px;
    color: var(--keiei-ink);
    border: 1px solid rgba(255, 255, 255, 0.65);
    border-radius: 28px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.28);
    transform: rotate(2.5deg);
}

.keiei-page .diagnostic-card::before {
    content: "DIAGNOSTIC SUMMARY / SAMPLE";
    position: absolute;
    top: -14px;
    right: 24px;
    padding: 5px 10px;
    color: var(--keiei-ink);
    background: var(--keiei-amber);
    font-size: 0.65rem;
    font-weight: 900;
    letter-spacing: 0.12em;
    transform: rotate(-2.5deg);
}

.keiei-page:lang(ja) .diagnostic-card::before {
    content: "診断サマリー / SAMPLE";
}

.keiei-page .diagnostic-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--keiei-line);
}

.keiei-page .diagnostic-top strong {
    font-size: 1rem;
}

.keiei-page .diagnostic-top span {
    color: var(--keiei-ink-soft);
    font-size: 0.72rem;
    font-weight: 700;
}

.keiei-page .score-panel {
    display: grid;
    grid-template-columns: 150px 1fr;
    align-items: center;
    gap: 26px;
    padding: 28px 0 24px;
}

.keiei-page .score-ring {
    width: 150px;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: conic-gradient(var(--keiei-blue) 0 70%, #dce5e9 70% 100%);
}

.keiei-page .score-ring::after {
    content: "";
    position: absolute;
}

.keiei-page .score-ring-inner {
    width: 112px;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--keiei-white);
    text-align: center;
}

.keiei-page .score-ring-inner strong {
    display: block;
    font-size: 2.65rem;
    line-height: 1;
}

.keiei-page .score-ring-inner span {
    color: var(--keiei-ink-soft);
    font-size: 0.7rem;
}

.keiei-page .score-copy span {
    display: block;
    margin-bottom: 8px;
    color: var(--keiei-ink-soft);
    font-size: 0.78rem;
    font-weight: 800;
}

.keiei-page .score-copy strong {
    display: block;
    font-size: 1.35rem;
}

.keiei-page .score-copy p {
    margin: 8px 0 0;
    color: var(--keiei-ink-soft);
    font-size: 0.82rem;
}

.keiei-page .diagnostic-block {
    padding: 17px 18px;
    border-radius: 16px;
    background: #f2f6f7;
}

.keiei-page .diagnostic-block + .diagnostic-block {
    margin-top: 12px;
}

.keiei-page .diagnostic-label {
    display: block;
    margin: 0 0 10px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.keiei-page .diagnostic-block p,
.keiei-page .diagnostic-block li {
    margin: 0;
    font-size: 0.85rem;
    font-weight: 700;
}

.keiei-page .diagnostic-block ul {
    margin: 0;
    padding-left: 1.2em;
}

.keiei-page .diagnostic-block li::marker {
    color: var(--keiei-blue);
}

.keiei-page .hero-proof {
    width: min(1180px, 100%);
    margin: 64px auto 0;
    padding-top: 20px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.keiei-page .proof-item {
    padding: 0 24px;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.keiei-page .proof-item:first-child {
    padding-left: 0;
}

.keiei-page .proof-item:last-child {
    border-right: 0;
}

.keiei-page .proof-item strong {
    display: block;
    color: var(--keiei-white);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2rem;
    font-weight: 400;
}

.keiei-page .proof-item span {
    display: block;
    margin-top: 3px;
    color: rgba(255, 255, 255, 0.64);
    font-size: 0.78rem;
}

/* 共通セクション */
.keiei-page .content-section {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
    padding: 112px 0;
}

.keiei-page .section-heading {
    max-width: 690px;
    margin-bottom: 48px;
}

.keiei-page .section-heading h2 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2.4rem, 5vw, 4.6rem);
    font-weight: 400;
    letter-spacing: -0.045em;
    line-height: 1.02;
}

.keiei-page .section-heading p {
    max-width: 580px;
    margin: 18px 0 0;
    color: var(--keiei-ink-soft);
    font-size: 1rem;
}

/* 使い方 */
.keiei-page .process-section {
    background: var(--keiei-white);
}

.keiei-page .process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.keiei-page .process-card {
    min-height: 260px;
    padding: 28px;
    border: 1px solid var(--keiei-line);
    border-radius: 22px;
    background: linear-gradient(150deg, #ffffff, #eef6f4);
}

.keiei-page .process-symbol {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    margin-bottom: 36px;
    color: var(--keiei-white);
    border-radius: 14px;
    background: var(--keiei-blue);
    font-size: 1.3rem;
    font-weight: 900;
}

.keiei-page .process-card:nth-child(2) .process-symbol {
    background: var(--keiei-teal);
}

.keiei-page .process-card:nth-child(3) .process-symbol {
    color: var(--keiei-ink);
    background: var(--keiei-amber);
}

.keiei-page .process-card h3 {
    margin: 0 0 10px;
    font-size: 1.2rem;
}

.keiei-page .process-card p {
    margin: 0;
    color: var(--keiei-ink-soft);
    font-size: 0.92rem;
}

/* スクリーンショット */
.keiei-page .screenshots-section {
    overflow: hidden;
}

.keiei-page .screenshot-track {
    width: 100vw;
    display: flex;
    gap: 22px;
    overflow-x: auto;
    margin: 0 0 0 calc((100% - 100vw) / 2);
    padding: 10px max(20px, calc((100vw - 1180px) / 2)) 28px;
    scroll-padding-inline: max(20px, calc((100vw - 1180px) / 2));
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--keiei-blue) transparent;
}

.keiei-page .screenshot-card {
    flex: 0 0 clamp(230px, 24vw, 300px);
    scroll-snap-align: start;
}

.keiei-page .screenshot-card figure {
    margin: 0;
}

.keiei-page .screenshot-card img {
    width: 100%;
    aspect-ratio: 1320 / 2868;
    object-fit: cover;
    border: 8px solid var(--keiei-ink);
    border-radius: 26px;
    box-shadow: var(--keiei-shadow);
    transition: transform 200ms ease;
}

.keiei-page .screenshot-card:hover img {
    transform: translateY(-6px);
}

.keiei-page .screenshot-card figcaption {
    margin-top: 14px;
    color: var(--keiei-ink-soft);
    font-size: 0.8rem;
    font-weight: 800;
}

/* 機能一覧 */
.keiei-page .features-section {
    color: var(--keiei-white);
    background: var(--keiei-ink);
}

.keiei-page .features-section .section-heading p,
.keiei-page .features-section .section-kicker {
    color: rgba(255, 255, 255, 0.64);
}

.keiei-page .features-section .section-kicker {
    color: var(--keiei-teal);
}

.keiei-page .feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.16);
}

.keiei-page .feature-card {
    min-height: 230px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.055);
    transition: background-color 180ms ease;
}

.keiei-page .feature-card:hover {
    background: rgba(24, 185, 154, 0.15);
}

.keiei-page .feature-mark {
    display: block;
    margin-bottom: 38px;
    color: var(--keiei-teal);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2.1rem;
}

.keiei-page .feature-card h3 {
    margin: 0 0 10px;
    font-size: 1.12rem;
}

.keiei-page .feature-card p {
    margin: 0;
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.88rem;
}

/* 料金・プライバシー */
.keiei-page .trust-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.keiei-page .trust-card {
    padding: 34px;
    border: 1px solid var(--keiei-line);
    border-radius: 24px;
    background: var(--keiei-white);
    box-shadow: 0 12px 40px rgba(12, 34, 56, 0.05);
}

.keiei-page .trust-card.accent {
    color: var(--keiei-white);
    background: linear-gradient(145deg, var(--keiei-blue-dark), var(--keiei-ink));
}

.keiei-page .trust-card h3 {
    margin: 0 0 12px;
    font-size: 1.35rem;
}

.keiei-page .trust-card p {
    margin: 0;
    color: var(--keiei-ink-soft);
    font-size: 0.92rem;
}

.keiei-page .trust-card.accent p {
    color: rgba(255, 255, 255, 0.72);
}

.keiei-page .plan-list {
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
}

.keiei-page .plan-list li {
    padding: 12px 0;
    border-top: 1px solid var(--keiei-line);
    font-size: 0.9rem;
    font-weight: 700;
}

.keiei-page .trust-card.accent .plan-list li {
    border-color: rgba(255, 255, 255, 0.18);
}

.keiei-page .plan-list li::before {
    content: "✓";
    display: inline-block;
    margin-right: 10px;
    color: var(--keiei-teal);
    font-weight: 900;
}

/* CTA */
.keiei-page .download-section {
    padding-top: 40px;
}

.keiei-page .download-card {
    position: relative;
    overflow: hidden;
    padding: clamp(36px, 7vw, 76px);
    border-radius: 30px;
    color: var(--keiei-white);
    background: var(--keiei-ink);
}

.keiei-page .download-card::after {
    content: "";
    position: absolute;
    width: 340px;
    height: 340px;
    right: -100px;
    bottom: -160px;
    border-radius: 50%;
    background: var(--keiei-teal);
    opacity: 0.6;
    filter: blur(4px);
}

.keiei-page .download-card h2 {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2.5rem, 5vw, 4.8rem);
    font-weight: 400;
    letter-spacing: -0.05em;
    line-height: 1;
}

.keiei-page .download-card p {
    position: relative;
    z-index: 1;
    max-width: 590px;
    margin: 20px 0 0;
    color: rgba(255, 255, 255, 0.7);
}

.keiei-page .coming-soon {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 28px;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 999px;
    color: var(--keiei-white);
    font-size: 0.82rem;
    font-weight: 800;
}

.keiei-page .coming-soon::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--keiei-amber);
    box-shadow: 0 0 0 5px rgba(245, 160, 68, 0.16);
}

/* App Storeバッジ */
.keiei-page .app-store-badge {
    position: relative;
    z-index: 1;
    display: inline-block;
    margin-top: 28px;
    transition: transform 180ms ease, opacity 180ms ease;
}

.keiei-page .app-store-badge img {
    width: 180px;
    height: auto;
}

.keiei-page .app-store-badge:hover,
.keiei-page .app-store-badge:focus-visible {
    opacity: 0.82;
    transform: translateY(-2px);
}

/* フッター */
.keiei-page .site-footer {
    padding: 36px 20px 46px;
    color: var(--keiei-ink-soft);
    text-align: center;
}

.keiei-page .footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 18px 26px;
    margin-bottom: 18px;
    font-size: 0.82rem;
    font-weight: 700;
}

.keiei-page .footer-links a:hover,
.keiei-page .footer-links a:focus-visible {
    color: var(--keiei-blue-dark);
}

.keiei-page .site-footer p {
    margin: 0;
    font-size: 0.75rem;
}

/* アニメーション */
@keyframes keiei-rise {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 共通スクリプトが機能カードに適用する表示アニメーション */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.keiei-page .hero-copy,
.keiei-page .diagnostic-card {
    animation: keiei-rise 700ms ease-out both;
}

.keiei-page .diagnostic-card {
    animation-delay: 120ms;
}

/* キーボード操作と縮小モーションへの対応 */
.keiei-page :focus-visible {
    outline: 3px solid #004a87;
    outline-offset: 4px;
}

.keiei-page .site-header :focus-visible,
.keiei-page .hero :focus-visible,
.keiei-page .features-section :focus-visible,
.keiei-page .download-card :focus-visible {
    outline-color: #ffd379;
}

@media (prefers-reduced-motion: reduce) {
    .keiei-page *,
    .keiei-page *::before,
    .keiei-page *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}

/* タブレット・スマートフォン対応 */
@media (max-width: 820px) {
    .keiei-page .hero-inner {
        grid-template-columns: 1fr;
    }

    .keiei-page .hero-copy {
        max-width: 680px;
    }

    .keiei-page .diagnostic-card {
        width: min(560px, 100%);
        margin: 0 auto;
    }

    .keiei-page .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 620px) {
    .keiei-page .site-nav {
        width: min(100% - 28px, 1180px);
        min-height: 64px;
    }

    .keiei-page .brand {
        font-size: 0.82rem;
    }

    .keiei-page .brand img {
        width: 30px;
        height: 30px;
    }

    .keiei-page .nav-links {
        gap: 10px;
        font-size: 0.72rem;
    }

    .keiei-page .nav-links a:not(.language-link) {
        display: none;
    }

    .keiei-page .hero {
        min-height: auto;
        padding: 124px 16px 68px;
    }

    .keiei-page .hero h1 {
        font-size: clamp(3rem, 15vw, 4.7rem);
    }

    .keiei-page .hero-lead {
        font-size: 0.98rem;
    }

    .keiei-page .diagnostic-card {
        padding: 22px;
        transform: none;
    }

    .keiei-page .diagnostic-card::before {
        right: 14px;
        font-size: 0.56rem;
    }

    .keiei-page .score-panel {
        grid-template-columns: 118px 1fr;
        gap: 16px;
    }

    .keiei-page .score-ring {
        width: 118px;
    }

    .keiei-page .score-ring-inner {
        width: 88px;
    }

    .keiei-page .score-ring-inner strong {
        font-size: 2rem;
    }

    .keiei-page .hero-proof {
        margin-top: 46px;
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .keiei-page .proof-item,
    .keiei-page .proof-item:first-child {
        padding: 0 0 16px;
        border-right: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }

    .keiei-page .proof-item:last-child {
        padding-bottom: 0;
        border-bottom: 0;
    }

    .keiei-page .content-section {
        width: min(100% - 32px, 1180px);
        padding: 76px 0;
    }

    .keiei-page .section-heading {
        margin-bottom: 32px;
    }

    .keiei-page .process-grid,
    .keiei-page .feature-grid,
    .keiei-page .trust-grid {
        grid-template-columns: 1fr;
    }

    .keiei-page .process-card {
        min-height: 0;
    }

    .keiei-page .process-symbol,
    .keiei-page .feature-mark {
        margin-bottom: 24px;
    }

    .keiei-page .screenshot-card {
        flex-basis: min(72vw, 270px);
    }

    .keiei-page .trust-card {
        padding: 26px;
    }

    .keiei-page .download-card {
        border-radius: 22px;
    }
}