*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth;line-height:1.5;-webkit-text-size-adjust:100%}
    body{font-family:'BIZ UDPGothic',sans-serif;letter-spacing:.04em;line-height:1.8;color:#334155;background:#f8fafc;padding-bottom:6rem}
    @media(min-width:768px){body{padding-bottom:0}}
    a{color:inherit;text-decoration:none}
    img,svg{display:block;max-width:100%}
    .feature-photo{filter:brightness(1.08) contrast(.95) saturate(.95);transform:translateZ(0)}
    .feature-photo--full{object-fit:contain !important;background:#fff;padding:.5rem}
    ul,ol{list-style:none}
    :root{--blue-900:#1e3a8a;--blue-800:#1e40af;--blue-600:#2563eb;--blue-200:#bfdbfe;--blue-100:#dbeafe;--blue-50:#eff6ff;--slate-900:#0f172a;--slate-800:#1e293b;--slate-700:#334155;--slate-600:#475569;--slate-500:#64748b;--slate-200:#e2e8f0;--slate-100:#f1f5f9;--green-line:#06C755;--radius-xl:1rem;--radius-2xl:1.5rem;--shadow-card:0 10px 25px -5px rgba(0,0,0,.08),0 4px 10px -5px rgba(0,0,0,.04)}
    .container{width:100%;margin:0 auto;padding:0 1rem}
    @media(min-width:768px){.container{max-width:768px}}
    @media(min-width:1024px){.container{max-width:1024px}}
    .max-w-4xl{max-width:56rem}.max-w-3xl{max-width:48rem}
    /* Header */
    .site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--slate-200);box-shadow:0 1px 3px rgba(0,0,0,.06)}
    .site-header__inner{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem}
    .site-header__logo-sub{font-size:10px;font-weight:700;color:var(--blue-600);background:var(--blue-50);padding:.125rem .5rem;border-radius:4px;display:inline-block;margin-bottom:.25rem}
    .site-header__logo-main{font-size:1.5rem;font-weight:900;color:var(--slate-800);line-height:1.25}
    .site-header__tel{display:none}
    @media(min-width:768px){.site-header__logo-sub{font-size:12px}.site-header__logo-main{font-size:1.875rem}.site-header__tel{display:flex;flex-direction:column;align-items:flex-end;gap:.125rem}.site-header__tel-label{font-size:12px;font-weight:700;color:var(--blue-600)}.site-header__tel-num{font-size:1.25rem;font-weight:900;color:var(--slate-800);display:flex;align-items:center;gap:.25rem}.site-header__tel-num:hover{color:var(--blue-600)}}
    /* Breadcrumb */
    .breadcrumb{padding-top:7rem;padding-bottom:1rem;background:#fff}
    .breadcrumb__nav{font-size:12px;font-weight:700;color:var(--slate-500);display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}
    .breadcrumb__nav a:hover{color:var(--blue-600)}
    /* Hero */
    .hero{background:linear-gradient(135deg,#1e3a8a 0%,#1e40af 50%,#2563eb 100%);padding:3rem 1rem 4rem;position:relative;overflow:hidden}
    .hero::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
    .hero__inner{position:relative;z-index:1}
    .hero__label{display:inline-flex;align-items:center;gap:.375rem;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);color:#fff;font-size:12px;font-weight:700;padding:.25rem .75rem;border-radius:9999px;margin-bottom:1rem;backdrop-filter:blur(4px)}
    .hero__title{font-size:2.25rem;font-weight:900;color:#fff;line-height:1.3;letter-spacing:-.02em;margin-bottom:1.25rem}
    @media(min-width:768px){.hero__title{font-size:3rem}}
    .hero__catch{font-size:1rem;font-weight:700;color:rgba(255,255,255,.85);line-height:1.8;border-left:3px solid rgba(255,255,255,.5);padding-left:1rem}
    @media(min-width:768px){.hero__catch{font-size:1.125rem}}
    /* Section title */
    .section-title{font-size:1.625rem;font-weight:900;color:var(--blue-900);text-align:center;margin-bottom:2.5rem;position:relative;padding-bottom:1rem}
    .section-title::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:50px;height:4px;background:var(--blue-600);border-radius:2px}
    @media(min-width:768px){.section-title{font-size:2.25rem}}
    /* Concerns */
    .concerns{padding:4rem 0;background:var(--slate-100)}
    .concerns__list{background:#fff;border-radius:var(--radius-2xl);padding:1.5rem;box-shadow:var(--shadow-card)}
    .concern-item{display:flex;align-items:flex-start;gap:1rem;padding:1rem;border-radius:var(--radius-xl);transition:background .2s}
    .concern-item:hover{background:var(--blue-50)}
    .concern-item__icon{width:2rem;height:2rem;background:var(--blue-100);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:.125rem}
    .concern-item__text{font-size:1rem;font-weight:700;color:var(--slate-700);line-height:1.6}
    .concerns__footer{text-align:center;margin-top:2rem;font-weight:700;color:var(--slate-600)}
    .concerns__footer strong{color:var(--blue-600)}
    /* Cause & General Prose */
    .cause{padding:4rem 0;background:#fff}
    .prose{font-size:15px;font-weight:700;color:var(--slate-700);line-height:2}
    .prose p+p{margin-top:1.25rem}
    .prose .highlight{display:inline;background:linear-gradient(transparent 60%,rgba(37,99,235,.15) 60%);font-weight:900}
    /* Approach */
    .approach{padding:4rem 0;background:var(--blue-50);border-top:1px solid var(--blue-100)}
    .approach__intro{text-align:center;font-size:14px;font-weight:700;color:var(--slate-600);margin-bottom:2.5rem;padding:.875rem 1.25rem;background:#fff;border-radius:var(--radius-xl);border:1px solid var(--blue-100)}
    .msm-steps{display:flex;flex-direction:column;gap:1.25rem}
    .msm-step{background:#fff;border-radius:var(--radius-2xl);box-shadow:var(--shadow-card);overflow:hidden;border:1px solid var(--blue-100)}
    .msm-step__header{display:flex;align-items:stretch}
    .msm-step__badge{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:4rem;padding:1.25rem .75rem;font-weight:900;color:#fff;gap:.25rem}
    .msm-step__badge--1{background:linear-gradient(180deg,#3b82f6,#2563eb)}.msm-step__badge--2{background:linear-gradient(180deg,#1d4ed8,#1e3a8a)}.msm-step__badge--3{background:linear-gradient(180deg,#0ea5e9,#0284c7)}
    .msm-step__badge-num{font-size:1.5rem;line-height:1}.msm-step__badge-label{font-size:9px;letter-spacing:.05em;opacity:.85}
    .msm-step__body{padding:1.25rem;flex:1}
    .msm-step__tag{display:inline-block;font-size:11px;font-weight:900;padding:.2rem .6rem;border-radius:9999px;margin-bottom:.5rem}
    .msm-step__tag--1{background:#dbeafe;color:#1d4ed8}.msm-step__tag--2{background:#e0e7ff;color:#3730a3}.msm-step__tag--3{background:#e0f2fe;color:#0369a1}
    .msm-step__title{font-size:1rem;font-weight:900;color:var(--blue-800);margin-bottom:.5rem;line-height:1.4}
    .msm-step__text{font-size:14px;font-weight:700;color:var(--slate-600);line-height:1.8}
    /* Frequency */
    .frequency{padding:4rem 0;background:#fff}
    .frequency__card{background:linear-gradient(135deg,var(--blue-50),#fff);border:2px solid var(--blue-200);border-radius:var(--radius-2xl);padding:2rem;display:flex;align-items:flex-start;gap:1.25rem}
    .frequency__icon{width:3rem;height:3rem;background:var(--blue-600);border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;flex-shrink:0}
    .frequency__text{font-size:15px;font-weight:700;color:var(--slate-700);line-height:2}
    .frequency__text strong{color:#1d4ed8;font-weight:900}
    .frequency__phases{margin-top:1.25rem;display:flex;flex-wrap:wrap;gap:.5rem}
    .frequency__phase{display:flex;align-items:center;gap:.5rem;background:#fff;border:1px solid var(--blue-200);border-radius:var(--radius-xl);padding:.5rem .875rem}
    .frequency__phase-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
    .frequency__phase-dot--a{background:var(--blue-600)}.frequency__phase-dot--b{background:#60a5fa}.frequency__phase-dot--c{background:#93c5fd}
    .frequency__phase-label{font-size:12px;font-weight:700;color:var(--slate-600)}
    .visual-guide{padding:0 0 72px}
    .visual-guide__grid{display:grid;gap:20px}
    @media(min-width:768px){.visual-guide__grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
    .visual-guide__card{background:#fff;border:1px solid var(--slate-200);border-radius:24px;overflow:hidden;box-shadow:var(--shadow-sm)}
    .visual-guide__card--illust{padding:28px 24px;display:flex;flex-direction:column;justify-content:center}
    .visual-guide__illust{width:100%;max-width:220px;align-self:center;margin-bottom:18px}
    .visual-guide__image{width:100%;height:220px;object-fit:cover;display:block}
    .visual-guide__image--full{object-fit:contain;background:#fff;padding:.5rem}
    .visual-guide__body{padding:20px 22px 24px}
    .visual-guide__title{font-size:18px;line-height:1.6;font-weight:800;color:var(--ink);margin:0 0 10px}
    .visual-guide__text{margin:0;color:var(--slate-700);line-height:1.9;font-size:14px}
    /* FAQ */
    .faq{padding:4rem 0;background:var(--slate-100)}
    .faq__list{display:flex;flex-direction:column;gap:1rem}
    details{background:#f8fafc;border:1px solid var(--slate-200);border-radius:var(--radius-2xl);overflow:hidden}
    details[open]>summary{background:var(--blue-50);border-radius:var(--radius-2xl) var(--radius-2xl) 0 0}
    details[open] .chevron{transform:rotate(180deg)}
    summary{list-style:none;display:flex;justify-content:space-between;align-items:center;cursor:pointer;padding:1.25rem 1.5rem;transition:background .2s}
    summary::-webkit-details-marker{display:none}
    summary:hover{background:var(--slate-100)}
    .faq__q{display:flex;align-items:flex-start;gap:.75rem}
    .faq__q-label{font-size:1.25rem;font-weight:900;color:var(--blue-600);flex-shrink:0}
    .faq__q-text{font-size:1rem;font-weight:900;color:var(--slate-800);line-height:1.5}
    .chevron{background:var(--slate-200);border-radius:50%;padding:.25rem;transition:transform .3s;display:flex}
    .faq__a{display:flex;align-items:flex-start;gap:.75rem;padding:1.25rem 1.5rem;background:#fff;border-top:1px solid var(--slate-100)}
    .faq__a-label{font-size:1.25rem;font-weight:900;color:#ef4444;flex-shrink:0}
    .faq__a-text{font-size:14px;font-weight:700;color:var(--slate-600);line-height:1.8}
    /* CTA */
    .cta{padding:4rem 1rem;background:linear-gradient(135deg,var(--blue-900),var(--slate-900));color:#fff;text-align:center}
    .cta__title{font-size:1.5rem;font-weight:900;margin-bottom:1rem}
    @media(min-width:768px){.cta__title{font-size:2rem}}
    .cta__body{font-size:14px;font-weight:700;color:#bfdbfe;line-height:2;margin-bottom:2.5rem}
    .cta__btns{display:flex;flex-direction:column;gap:1rem;align-items:center}
    @media(min-width:640px){.cta__btns{flex-direction:row;justify-content:center}}
    .btn-line{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;background:var(--green-line);color:#fff;font-size:1.125rem;font-weight:900;padding:1rem 2rem;border-radius:var(--radius-xl);box-shadow:0 4px 12px rgba(6,199,85,.35);transition:all .2s;width:100%;max-width:280px}
    .btn-line:hover{background:#05b34c;transform:translateY(-1px)}
    .btn-tel{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;background:#fff;color:var(--blue-900);font-size:1.125rem;font-weight:900;padding:1rem 2rem;border-radius:var(--radius-xl);box-shadow:0 4px 12px rgba(0,0,0,.15);transition:all .2s;width:100%;max-width:280px}
    .btn-tel:hover{background:var(--blue-50);transform:translateY(-1px)}
    .cta__area{font-size:13px;font-weight:700;color:#93c5fd;margin-top:1.5rem}
    /* Back */
    .back{padding:2.5rem 1rem;text-align:center;background:#fff}
    .back__link{display:inline-flex;align-items:center;gap:.5rem;color:var(--blue-600);font-size:1rem;font-weight:900;transition:color .2s}
    .back__link:hover{color:#1e40af}
    /* Footer */
    footer{background:var(--slate-900);color:#cbd5e1;padding:3rem 1rem;text-align:center}
    .footer__logo{background:#fff;border-radius:var(--radius-xl);padding:.75rem 1.5rem;display:inline-block;margin-bottom:1rem}
    .footer__logo span{font-size:1.25rem;font-weight:900;color:var(--slate-800)}
    .footer__tagline{font-size:14px;font-weight:700;margin-bottom:1.5rem}
    .footer__note{font-size:10px;color:#64748b;font-weight:700}
    /* Mobile CTA */
    .mobile-cta{position:fixed;bottom:0;left:0;right:0;background:#fff;box-shadow:0 -5px 20px rgba(0,0,0,.1);padding:.75rem;z-index:50;display:flex;gap:.5rem;border-top:1px solid var(--slate-200)}
    @media(min-width:768px){.mobile-cta{display:none}}
    .mobile-cta__btn{flex:1;padding:.875rem;border-radius:var(--radius-xl);font-weight:900;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.125rem;font-size:1.125rem;box-shadow:0 2px 8px rgba(0,0,0,.15);transition:transform .1s}
    .mobile-cta__btn:active{transform:scale(.95)}
    .mobile-cta__btn--tel{background:var(--blue-600)}.mobile-cta__btn--line{background:var(--green-line)}
    .mobile-cta__sub{font-size:10px;opacity:.85;font-weight:400}
    .visual-guide__illust--full{width:100%;max-width:none;height:220px;object-fit:contain;display:block;background:#fff;padding:.5rem}
    /* Cause */
    .mechanism{margin-top:2rem;background:var(--blue-50);border:1px solid var(--blue-100);border-radius:var(--radius-2xl);padding:1.5rem}
    .mechanism__title{font-size:13px;font-weight:900;color:var(--blue-600);letter-spacing:.08em;text-align:center;margin-bottom:1.25rem}
    .mechanism__flow{display:flex;flex-direction:column;align-items:center;gap:0}
    .mechanism__step{width:100%;max-width:320px;background:#fff;border-radius:var(--radius-xl);padding:.875rem 1.25rem;border:2px solid var(--blue-100);display:flex;align-items:center;gap:.75rem;box-shadow:0 2px 8px rgba(37,99,235,.08)}
    .mechanism__step-num{width:1.75rem;height:1.75rem;background:var(--blue-600);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:900;flex-shrink:0}
    .mechanism__step-text{font-size:14px;font-weight:700;color:var(--slate-700)}
    .mechanism__arrow{width:2px;height:1.5rem;background:#93c5fd;position:relative;margin:.25rem 0}
    .mechanism__arrow::after{content:'';position:absolute;bottom:-6px;left:50%;transform:translateX(-50%);border-left:5px solid transparent;border-right:5px solid transparent;border-top:7px solid #60a5fa}
    .mechanism__result{width:100%;max-width:320px;margin-top:.25rem;background:linear-gradient(135deg,var(--blue-600),var(--blue-800));border-radius:var(--radius-xl);padding:.875rem 1.25rem;display:flex;align-items:center;gap:.75rem;box-shadow:0 4px 12px rgba(37,99,235,.25)}
    .mechanism__result-icon{width:1.75rem;height:1.75rem;flex-shrink:0}
    .mechanism__result-text{font-size:14px;font-weight:900;color:#fff}
    .vicious-cycle{margin-top:2rem;background:#fff5f5;border:2px solid #fca5a5;border-radius:var(--radius-2xl);padding:1.5rem}
    .vicious-cycle__title{display:flex;align-items:center;gap:.5rem;font-size:14px;font-weight:900;color:#b91c1c;margin-bottom:1.25rem}
    .cycle-flow{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:.5rem}
    .cycle-item{background:#fff;border:2px solid #fca5a5;border-radius:9999px;padding:.5rem 1rem;font-size:13px;font-weight:700;color:#b91c1c;white-space:nowrap}
    .cycle-arrow{color:#f87171;font-size:1.25rem;font-weight:900}
    .key-point{margin-top:1.75rem;border-left:4px solid var(--blue-600);background:var(--blue-50);border-radius:0 var(--radius-xl) var(--radius-xl) 0;padding:1rem 1.25rem}
    .key-point__label{font-size:11px;font-weight:900;color:var(--blue-600);letter-spacing:.1em;margin-bottom:.375rem}
    .key-point__text{font-size:14px;font-weight:700;color:var(--slate-700);line-height:1.8}
    .visual-guide{padding:4rem 0;background:#fff}
    .visual-guide__grid{display:grid;gap:1rem}
    @media(min-width:768px){.visual-guide__grid{grid-template-columns:1.1fr 1fr 1fr}}
    .visual-guide__card{background:#fff;border:1px solid var(--slate-200);border-radius:var(--radius-2xl);overflow:hidden;box-shadow:var(--shadow-card)}
    .visual-guide__card--illust{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:2rem 1.5rem;text-align:center;background:linear-gradient(135deg,#eff6ff,#ffffff)}
    .visual-guide__illust{width:min(220px,100%);height:auto;margin-bottom:1rem}
    .visual-guide__image{width:100%;height:220px;object-fit:cover}
    .visual-guide__body{padding:1.25rem}
    .visual-guide__title{font-size:1rem;font-weight:900;color:var(--blue-800);margin-bottom:.5rem}
    .visual-guide__text{font-size:14px;font-weight:700;color:var(--slate-600);line-height:1.8}