.hcs-page {
    --hcs-ink: #102a2f;
    --hcs-muted: #557176;
    --hcs-teal: #126b6b;
    --hcs-teal-dark: #0a4d50;
    --hcs-aqua: #6fd2c7;
    --hcs-cream: #f7f3e9;
    --hcs-gold: #d9ad58;
    --hcs-line: rgba(16, 42, 47, 0.13);
    color: var(--hcs-ink);
    background: #fff;
    font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
    font-size: 16px;
    line-height: 1.85;
    overflow: hidden;
}

.hcs-page *, .hcs-page *::before, .hcs-page *::after { box-sizing: border-box; }
.hcs-page h1, .hcs-page h2, .hcs-page h3, .hcs-page p { margin-top: 0; }
.hcs-page h1, .hcs-page h2, .hcs-page h3 { letter-spacing: .02em; }
.hcs-shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.hcs-mobile-header { display: none; }

.hcs-hero {
    position: relative;
    min-height: 760px;
    padding: 112px 0 96px;
    background:
        linear-gradient(125deg, rgba(6, 47, 51, .98), rgba(14, 93, 91, .94)),
        radial-gradient(circle at 70% 20%, #2faaa1, transparent 40%);
    color: #fff;
}
.hcs-hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 84px;
    background: #fff;
    clip-path: polygon(0 72%, 100% 0, 100% 100%, 0 100%);
}
.hcs-orb { position: absolute; border-radius: 999px; filter: blur(2px); pointer-events: none; }
.hcs-orb-one { width: 420px; height: 420px; right: -180px; top: -120px; background: rgba(111, 210, 199, .13); }
.hcs-orb-two { width: 240px; height: 240px; left: 34%; bottom: 0; border: 1px solid rgba(255,255,255,.09); }
.hcs-hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr .92fr; gap: 58px; align-items: center; }
.hcs-eyebrow, .hcs-section-label { margin-bottom: 14px; color: var(--hcs-gold); font-size: .76rem; font-weight: 800; letter-spacing: .24em; }
.hcs-kicker { display: inline-flex; margin-bottom: 20px; padding: 6px 14px; border: 1px solid rgba(255,255,255,.32); border-radius: 999px; font-size: .85rem; }
.hcs-hero h1 { margin-bottom: 28px; color: #fff; font-size: clamp(2.55rem, 4.2vw, 3.45rem); font-weight: 700; line-height: 1.28; }
.hcs-hero h1 span { color: #a9ece4; }
.hcs-lead { max-width: 650px; margin-bottom: 32px; color: rgba(255,255,255,.87); font-size: 1.03rem; }
.hcs-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hcs-button { display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 0 25px; border-radius: 999px; font-size: .93rem; font-weight: 700; text-decoration: none; transition: transform .25s ease, box-shadow .25s ease, background .25s ease; }
.hcs-button:hover { transform: translateY(-2px); }
.hcs-button-primary { color: #123639; background: linear-gradient(135deg, #fff, #c6f5ef); box-shadow: 0 14px 32px rgba(0,0,0,.2); }
.hcs-button-ghost { color: #fff; border: 1px solid rgba(255,255,255,.38); background: rgba(255,255,255,.05); }
.hcs-micro { margin: 13px 0 0; color: rgba(255,255,255,.62); font-size: .76rem; }

.hcs-demo { overflow: hidden; border: 1px solid rgba(255,255,255,.25); border-radius: 24px; background: rgba(246,252,250,.97); color: var(--hcs-ink); box-shadow: 0 34px 90px rgba(0,0,0,.32); transform: perspective(1100px) rotateY(-3deg) rotateX(1deg); }
.hcs-demo-top { display: flex; justify-content: space-between; align-items: center; padding: 15px 20px; border-bottom: 1px solid #dce9e7; background: #fff; }
.hcs-demo-logo { color: var(--hcs-teal-dark); font-family: Georgia, serif; font-weight: 700; }
.hcs-demo-local { color: #4f857f; font-size: .67rem; letter-spacing: .12em; }
.hcs-demo-body { display: grid; grid-template-columns: 62px 1fr; min-height: 400px; }
.hcs-demo-nav { display: flex; flex-direction: column; align-items: center; gap: 17px; padding-top: 26px; background: #0d5556; }
.hcs-demo-nav span { width: 25px; height: 25px; border-radius: 7px; background: rgba(255,255,255,.14); }
.hcs-demo-nav span.is-active { background: var(--hcs-aqua); }
.hcs-demo-main { padding: 25px; }
.hcs-demo-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.hcs-demo-heading small, .hcs-stat-row small, .hcs-demo-columns small { display: block; color: #779093; font-size: .62rem; font-weight: 700; letter-spacing: .12em; }
.hcs-demo-heading strong { font-size: 1.12rem; }
.hcs-demo-heading > span { padding: 7px 10px; border-radius: 8px; color: #fff; background: var(--hcs-teal); font-size: .66rem; }
.hcs-stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.hcs-stat-row > div, .hcs-demo-card, .hcs-demo-columns > div { border: 1px solid #dfebe9; border-radius: 11px; background: #fff; }
.hcs-stat-row > div { padding: 11px; }
.hcs-stat-row strong { display: block; color: var(--hcs-teal-dark); font-size: .84rem; }
.hcs-demo-card { padding: 15px; }
.hcs-demo-card-title { margin-bottom: 11px; font-size: .75rem; font-weight: 700; }
.hcs-demo-card-title span { display: inline-block; width: 7px; height: 7px; margin-right: 7px; border-radius: 50%; background: var(--hcs-aqua); }
.hcs-chart { display: flex; align-items: flex-end; gap: 8px; height: 70px; padding: 0 6px; border-bottom: 1px solid #dce9e7; }
.hcs-chart i { flex: 1; min-width: 12px; border-radius: 4px 4px 0 0; background: linear-gradient(#73d1c6, #2b8681); }
.hcs-chart i:nth-child(1) { height: 28%; } .hcs-chart i:nth-child(2) { height: 46%; } .hcs-chart i:nth-child(3) { height: 39%; } .hcs-chart i:nth-child(4) { height: 62%; } .hcs-chart i:nth-child(5) { height: 74%; } .hcs-chart i:nth-child(6) { height: 88%; }
.hcs-demo-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 14px; }
.hcs-demo-columns > div { padding: 12px; }
.hcs-demo-columns p { margin: 5px 0 0; color: #49666a; font-size: .66rem; line-height: 1.55; }

.hcs-section { padding: 104px 0; }
.hcs-section h2 { margin-bottom: 46px; color: var(--hcs-ink); font-family: "Shippori Mincho", "Yu Mincho", serif; font-size: clamp(2rem, 3.6vw, 3.2rem); line-height: 1.45; }
.hcs-section-label { color: var(--hcs-teal); }
.hcs-problems { background: #fff; }
.hcs-problem-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.hcs-problem-grid article { padding: 28px 25px; border: 1px solid var(--hcs-line); border-radius: 18px; background: linear-gradient(180deg, #fff, #fbfdfc); }
.hcs-problem-grid article > span { color: var(--hcs-gold); font-family: Georgia, serif; font-size: 1.35rem; }
.hcs-problem-grid h3 { margin: 20px 0 13px; color: var(--hcs-teal-dark); font-size: 1.02rem; }
.hcs-problem-grid p { margin-bottom: 0; color: var(--hcs-muted); font-size: .89rem; }

.hcs-concept { background: var(--hcs-cream); }
.hcs-concept-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 90px; align-items: start; }
.hcs-concept h2 { margin-bottom: 0; }
.hcs-concept-copy { padding: 35px; border-left: 1px solid rgba(18,107,107,.28); }
.hcs-concept-copy p { color: #445e61; }
.hcs-concept-copy p:last-child { margin-bottom: 0; }

.hcs-feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.hcs-feature-grid article { padding: 30px; border: 1px solid var(--hcs-line); border-radius: 18px; box-shadow: 0 12px 35px rgba(13,73,74,.055); }
.hcs-icon { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 20px; border-radius: 14px; color: #fff; background: linear-gradient(135deg, var(--hcs-teal), #52aaa2); font-size: .88rem; font-weight: 800; }
.hcs-feature-grid h3 { margin-bottom: 10px; color: var(--hcs-teal-dark); font-size: 1.12rem; }
.hcs-feature-grid p { margin-bottom: 0; color: var(--hcs-muted); font-size: .9rem; }
.hcs-note { margin: 22px 0 0; color: #718588; font-size: .78rem; }

.hcs-custom { color: #fff; background: #0b3f43; }
.hcs-custom-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: center; }
.hcs-custom-panel { padding: 42px; border: 1px solid rgba(255,255,255,.15); border-radius: 24px; background: linear-gradient(145deg, rgba(255,255,255,.1), rgba(255,255,255,.035)); box-shadow: 0 22px 60px rgba(0,0,0,.2); }
.hcs-panel-tag { color: #9ee9df; font-size: .72rem; font-weight: 800; letter-spacing: .2em; }
.hcs-custom-panel h3 { margin-bottom: 22px; color: #fff; font-family: "Shippori Mincho", "Yu Mincho", serif; font-size: 1.7rem; }
.hcs-custom-panel ul { margin: 0; padding: 0; list-style: none; }
.hcs-custom-panel li { position: relative; padding: 12px 0 12px 28px; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.84); font-size: .9rem; }
.hcs-custom-panel li::before { content: "✓"; position: absolute; left: 3px; color: var(--hcs-aqua); font-weight: 800; }
.hcs-custom .hcs-section-label { color: #9ee9df; }
.hcs-custom h2 { color: #fff; }
.hcs-custom-copy p { color: rgba(255,255,255,.72); }

.hcs-process { background: #f6faf9; }
.hcs-process-list { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; margin: 0; padding: 0; list-style: none; }
.hcs-process-list li { position: relative; padding: 0 22px; border-left: 1px solid rgba(18,107,107,.22); }
.hcs-process-list span { display: block; margin-bottom: 20px; color: var(--hcs-gold); font-family: Georgia, serif; font-size: 1.5rem; }
.hcs-process-list h3 { margin-bottom: 10px; color: var(--hcs-teal-dark); font-size: 1rem; }
.hcs-process-list p { margin-bottom: 0; color: var(--hcs-muted); font-size: .84rem; }

.hcs-scope { padding-top: 0; background: #f6faf9; }
.hcs-scope-card { display: grid; grid-template-columns: 1.4fr .6fr; gap: 50px; align-items: center; padding: 55px 60px; border-radius: 26px; background: #fff; box-shadow: 0 18px 60px rgba(13,73,74,.08); }
.hcs-scope-card h2 { margin-bottom: 18px; font-size: clamp(1.8rem, 3vw, 2.7rem); }
.hcs-scope-card p { margin-bottom: 0; color: var(--hcs-muted); }
.hcs-scope-card .hcs-ai-cost-note { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--hcs-line); font-size: .82rem; }
.hcs-price-box { padding: 28px; border-radius: 18px; text-align: center; background: var(--hcs-cream); }
.hcs-price-box small { display: block; color: #7b7568; }
.hcs-price-box strong { display: block; margin: 8px 0; color: var(--hcs-teal-dark); font-family: "Shippori Mincho", "Yu Mincho", serif; font-size: 1.5rem; line-height: 1.45; }
.hcs-price-box p { font-size: .78rem; }
.hcs-price-box p + p { margin-top: 5px; }
.hcs-price-demo { display: inline-flex; margin-top: 17px; padding-top: 14px; border-top: 1px solid rgba(18,107,107,.15); color: var(--hcs-teal-dark); font-size: .76rem; font-weight: 800; text-decoration: none; }
.hcs-price-demo:hover { color: var(--hcs-teal); }

.hcs-faq-grid { display: grid; grid-template-columns: .6fr 1.4fr; gap: 85px; }
.hcs-faq h2 { margin-bottom: 0; }
.hcs-faq-list details { border-top: 1px solid var(--hcs-line); }
.hcs-faq-list details:last-child { border-bottom: 1px solid var(--hcs-line); }
.hcs-faq-list summary { position: relative; padding: 23px 48px 23px 0; color: var(--hcs-teal-dark); font-weight: 700; cursor: pointer; list-style: none; }
.hcs-faq-list summary::-webkit-details-marker { display: none; }
.hcs-faq-list summary::after { content: "+"; position: absolute; right: 8px; color: var(--hcs-teal); font-size: 1.5rem; font-weight: 300; }
.hcs-faq-list details[open] summary::after { content: "−"; }
.hcs-faq-list details p { padding: 0 46px 22px 0; color: var(--hcs-muted); font-size: .9rem; }

.hcs-cta { padding: 105px 0; text-align: center; color: #fff; background: linear-gradient(135deg, #0b4145, #126b6b); }
.hcs-cta .hcs-section-label { color: #a7ede5; }
.hcs-cta h2 { margin-bottom: 20px; color: #fff; font-family: "Shippori Mincho", "Yu Mincho", serif; font-size: clamp(2.1rem, 4vw, 3.6rem); line-height: 1.42; }
.hcs-cta > .hcs-shell > p:not(.hcs-section-label) { max-width: 700px; margin: 0 auto 30px; color: rgba(255,255,255,.75); }
.hcs-button-light { color: var(--hcs-teal-dark); background: #fff; box-shadow: 0 12px 30px rgba(0,0,0,.18); }
.hcs-cta small { display: block; margin-top: 14px; color: rgba(255,255,255,.58); }

@media (max-width: 980px) {
    .hcs-hero-grid, .hcs-concept-grid, .hcs-custom-grid, .hcs-faq-grid { grid-template-columns: 1fr; }
    .hcs-hero-grid { gap: 54px; }
    .hcs-demo { max-width: 650px; transform: none; }
    .hcs-problem-grid { grid-template-columns: repeat(2, 1fr); }
    .hcs-feature-grid { grid-template-columns: repeat(2, 1fr); }
    .hcs-concept-grid, .hcs-custom-grid, .hcs-faq-grid { gap: 42px; }
    .hcs-process-list { grid-template-columns: repeat(2, 1fr); gap: 28px 0; }
    .hcs-scope-card { grid-template-columns: 1fr; }
}

@media (min-width: 981px) {
    .hcs-hero h1,
    .hcs-hero h1 span {
        white-space: nowrap;
    }
}

@media (max-width: 640px) {
    .hcs-shell { width: min(100% - 30px, 1180px); }
    .hcs-hero { min-height: auto; padding: 78px 0 92px; }
    .hcs-hero h1 { font-size: 1.9rem; }
    .hcs-actions { display: grid; }
    .hcs-button { width: 100%; }
    .hcs-demo-body { grid-template-columns: 42px 1fr; min-height: 360px; }
    .hcs-demo-main { padding: 16px 12px; }
    .hcs-demo-nav span { width: 19px; height: 19px; }
    .hcs-demo-heading > span { display: none; }
    .hcs-stat-row { gap: 5px; }
    .hcs-stat-row > div { padding: 8px 6px; }
    .hcs-stat-row strong { font-size: .7rem; }
    .hcs-demo-columns { grid-template-columns: 1fr; }
    .hcs-demo-columns > div:last-child { display: none; }
    .hcs-section { padding: 76px 0; }
    .hcs-section h2 { margin-bottom: 34px; font-size: 1.9rem; }
    .hcs-problem-grid, .hcs-feature-grid, .hcs-process-list { grid-template-columns: 1fr; }
    .hcs-concept-copy { padding: 25px 0 0; border-top: 1px solid rgba(18,107,107,.28); border-left: 0; }
    .hcs-custom-panel { padding: 28px 22px; }
    .hcs-process-list li { padding: 0 0 22px 20px; }
    .hcs-scope-card { gap: 28px; padding: 36px 22px; }
    .hcs-faq-grid { gap: 10px; }
    .hcs-cta { padding: 78px 0; }
}

@media (max-width: 849px) {
    .hcs-service-page #header {
        display: none !important;
    }

    .hcs-mobile-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-height: 66px;
        padding: 9px 16px;
        border-bottom: 1px solid #dce9e7;
        background: #fff;
    }

    .hcs-mobile-brand {
        display: flex;
        flex-direction: column;
        color: #0b5052;
        text-decoration: none;
        line-height: 1.05;
    }

    .hcs-mobile-brand strong {
        font-family: Georgia, serif;
        font-size: 1.18rem;
    }

    .hcs-mobile-brand small {
        margin-top: 4px;
        color: #668083;
        font-size: .62rem;
    }

    .hcs-mobile-header nav {
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .hcs-mobile-header nav a {
        color: #426266;
        font-size: .74rem;
        font-weight: 700;
        text-decoration: none;
    }

    .hcs-mobile-header .hcs-mobile-contact {
        padding: 8px 13px;
        border-radius: 999px;
        color: #fff;
        background: #126b6b;
    }
}