    <style>
        * {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            background: #101820;
            color: #f9fafb;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
        }

        .app {
            max-width: 430px;
            min-height: 100vh;
            margin: 0 auto;
            background: linear-gradient(180deg, #0d141b 0%, #2e3944 100%);
        }

        .screen {
            padding: 28px 24px 28px;
        }

        

        .brand {
            display: flex;
            align-items: center;
            gap: 14px;
            color: inherit;
            text-decoration: none;
        }

        .brand-mark {
            width: 46px;
            height: 46px;
            flex: 0 0 46px;
            position: relative;
            border-radius: 18px;
            background:
                radial-gradient(circle at 66% 28%, #facc15 0 7%, transparent 8%),
                linear-gradient(180deg, #0f172a 0%, #1e3a8a 54%, #38bdf8 100%);
            border: 1px solid rgba(186,230,253,.34);
            box-shadow: 0 16px 38px rgba(15,23,42,.32), 0 0 24px rgba(56,189,248,.22);
            overflow: hidden;
        }

        .brand-sky {
            position: absolute;
            width: 24px;
            height: 24px;
            left: 8px;
            top: 9px;
            border-radius: 50%;
            border: 2px solid rgba(248,250,252,.88);
            border-right-color: transparent;
            transform: rotate(-22deg);
        }

        .brand-horizon {
            position: absolute;
            left: 8px;
            right: 8px;
            bottom: 11px;
            height: 2px;
            border-radius: 999px;
            background: rgba(248,250,252,.82);
            box-shadow: 0 6px 0 rgba(248,250,252,.28);
        }

        .title-main {
            display: block;
            font-size: 24px;
            font-weight: 950;
            letter-spacing: -0.055em;
            line-height: 1;
            white-space: nowrap;
        }

        .title-sub {
            display: block;
            margin-top: 7px;
            color: #aeb4bc;
            font-size: 13px;
            font-weight: 750;
            line-height: 1.35;
        }

        .range-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 34px;
            padding: 8px 13px;
            border-radius: 999px;
            color: #cbd5e1;
            font-size: 13px;
            font-weight: 900;
            text-decoration: none;
            background: rgba(255,255,255,.055);
            border: 1px solid rgba(255,255,255,.09);
        }

        .site-header {
    margin-bottom: 34px;
    position: relative;
    z-index: 100;
}

.header-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    min-width: 0;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    min-width: 0;
    color: inherit;
    text-decoration: none;
}

.desktop-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    padding: 4px;
    border-radius: 999px;
    background: rgba(255,255,255,.055);
    border: 1px solid rgba(255,255,255,.09);
}

.desktop-nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 8px 13px;
    border-radius: 999px;
    color: #cbd5e1;
    font-size: 13px;
    font-weight: 900;
    text-decoration: none;
    white-space: nowrap;
}

.desktop-nav-link:hover {
    background: rgba(255,255,255,.08);
    color: #f8fafc;
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 16px;
    background: rgba(255,255,255,.075);
    color: #f8fafc;
    cursor: pointer;
    position: relative;
    padding: 0;
}

.menu-toggle span {
    position: absolute;
    left: 12px;
    width: 20px;
    height: 2px;
    border-radius: 999px;
    background: #f8fafc;
    transition: transform .18s ease, opacity .18s ease, top .18s ease;
}

.menu-toggle span:nth-child(1) { top: 14px; }
.menu-toggle span:nth-child(2) { top: 21px; }
.menu-toggle span:nth-child(3) { top: 28px; }

body.menu-open {
    overflow: hidden;
}

body.menu-open .menu-toggle span:nth-child(1) {
    top: 21px;
    transform: rotate(45deg);
}

body.menu-open .menu-toggle span:nth-child(2) {
    opacity: 0;
}

body.menu-open .menu-toggle span:nth-child(3) {
    top: 21px;
    transform: rotate(-45deg);
}

.mobile-menu-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(2,6,23,.52);
    backdrop-filter: blur(10px);
    z-index: 900;
    opacity: 0;
    transition: opacity .2s ease;
}

.mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 901;
    pointer-events: none;
}

.mobile-menu-panel {
    position: absolute;
    top: 14px;
    right: 14px;
    width: min(340px, calc(100vw - 28px));
    border-radius: 28px;
    background:
        radial-gradient(circle at top right, rgba(56,189,248,.16), transparent 38%),
        rgba(15,23,42,.94);
    border: 1px solid rgba(255,255,255,.14);
    box-shadow: 0 30px 90px rgba(0,0,0,.42);
    padding: 18px;
    transform: translateY(-8px) scale(.98);
    opacity: 0;
    transition: transform .2s ease, opacity .2s ease;
    pointer-events: auto;
}

body.menu-open .mobile-menu,
body.menu-open .mobile-menu-backdrop {
    display: block;
}

body.menu-open .mobile-menu-backdrop {
    opacity: 1;
}

body.menu-open .mobile-menu-panel {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.mobile-menu-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.mobile-menu-title {
    color: #f8fafc;
    font-size: 20px;
    font-weight: 950;
    letter-spacing: -0.04em;
    line-height: 1;
}

.mobile-menu-subtitle {
    margin-top: 5px;
    color: #94a3b8;
    font-size: 12px;
    font-weight: 800;
}

.menu-close {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 14px;
    background: rgba(255,255,255,.075);
    color: #f8fafc;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
}

.mobile-menu-link {
    display: block;
    padding: 13px 14px;
    border-radius: 18px;
    color: #f8fafc;
    text-decoration: none;
    border: 1px solid transparent;
}

.mobile-menu-link + .mobile-menu-link {
    margin-top: 6px;
}

.mobile-menu-link span {
    display: block;
    font-size: 15px;
    font-weight: 950;
    letter-spacing: -0.02em;
}

.mobile-menu-link small {
    display: block;
    margin-top: 3px;
    color: #94a3b8;
    font-size: 12px;
    font-weight: 750;
}

.mobile-menu-link.is-active {
    background: rgba(248,250,252,.95);
    color: #07111f;
}

.mobile-menu-link.is-active small {
    color: #475569;
}

.mobile-menu-link:not(.is-active):hover {
    background: rgba(255,255,255,.075);
    border-color: rgba(255,255,255,.09);
}

.mobile-menu-link.is-secondary {
    color: #cbd5e1;
    font-size: 13px;
    font-weight: 900;
    padding: 11px 14px;
}

.mobile-menu-divider {
    height: 1px;
    background: rgba(255,255,255,.10);
    margin: 12px 0 6px;
}

        .range-link.is-active {
            background: #f8fafc;
            color: #07111f;
        }

        .hero-card,
        .card,
        .notice-card {
            background: rgba(255,255,255,.085);
            border: 1px solid rgba(255,255,255,.10);
            border-radius: 24px;
            box-shadow: 0 16px 36px rgba(0,0,0,.12);
        }

        .hero-card {
            padding: 18px;
            margin-bottom: 16px;
            position: relative;
            overflow: hidden;
        }

        .hero-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at top right, rgba(245, 158, 11, .18), transparent 42%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
        }

        .eyebrow {
            color: #bae6fd;
            font-size: 12px;
            font-weight: 950;
            text-transform: uppercase;
            letter-spacing: .05em;
            margin-bottom: 8px;
        }

        .hero-title {
            color: #f8fafc;
            font-size: 30px;
            font-weight: 950;
            letter-spacing: -0.05em;
            line-height: 1;
            margin-bottom: 8px;
        }

        .hero-text {
            color: #cbd5e1;
            font-size: 14px;
            font-weight: 750;
            line-height: 1.4;
            margin: 0;
        }

        .main-value-row {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 14px;
            margin-top: 18px;
        }

        .main-value {
            color: #f8fafc;
            font-size: 58px;
            font-weight: 350;
            letter-spacing: -4px;
            line-height: .9;
            white-space: nowrap;
        }

        .main-unit {
            color: #aeb4bc;
            font-size: 18px;
            font-weight: 850;
            letter-spacing: 0;
            margin-left: 5px;
        }

        .status-pill {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 999px;
            padding: 8px 12px;
            font-size: 12px;
            font-weight: 950;
            white-space: nowrap;
        }

        .status-good {
            color: #bbf7d0;
            background: rgba(34, 197, 94, .16);
            border: 1px solid rgba(134, 239, 172, .22);
        }

        .status-medium {
            color: #fde68a;
            background: rgba(245, 158, 11, .16);
            border: 1px solid rgba(253, 230, 138, .22);
        }

        .status-poor {
            color: #fecaca;
            background: rgba(239, 68, 68, .18);
            border: 1px solid rgba(252, 165, 165, .24);
        }

        .status-unknown {
            color: #cbd5e1;
            background: rgba(148, 163, 184, .12);
            border: 1px solid rgba(203, 213, 225, .16);
        }

        .meta-line {
            margin-top: 10px;
            color: #aeb4bc;
            font-size: 12px;
            font-weight: 800;
        }

        .notice-card {
            margin: 0 0 16px;
            padding: 13px 14px;
            border-radius: 18px;
            color: #cbd5e1;
            font-size: 12px;
            font-weight: 750;
            line-height: 1.35;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
            margin-bottom: 16px;
        }

        .stat-card {
            background: rgba(255,255,255,.085);
            border: 1px solid rgba(255,255,255,.10);
            border-radius: 20px;
            padding: 14px;
            min-height: 94px;
        }

        .stat-label {
            color: #cbd5e1;
            font-size: 13px;
            font-weight: 900;
            margin-bottom: 10px;
        }

        .stat-value {
            color: #f8fafc;
            font-size: 26px;
            font-weight: 450;
            line-height: 1;
            white-space: nowrap;
        }

        .stat-unit {
            color: #aeb4bc;
            font-size: 13px;
            font-weight: 800;
            margin-left: 3px;
        }

        .card {
            padding: 16px;
            margin-bottom: 16px;
        }

        .card-header {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 14px;
        }

        .card-title {
            color: #f8fafc;
            font-size: 20px;
            font-weight: 950;
            letter-spacing: -0.03em;
        }

        .card-subtitle {
            margin-top: 4px;
            color: #aeb4bc;
            font-size: 12px;
            font-weight: 750;
        }

        .range-nav {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .chart-wrap {
            width: 100%;
            overflow: hidden;
            border-radius: 20px;
            background: rgba(15, 23, 42, .28);
            border: 1px solid rgba(255,255,255,.08);
        }

        .chart-empty {
            padding: 44px 18px;
            color: #aeb4bc;
            text-align: center;
            font-size: 14px;
            font-weight: 800;
            line-height: 1.35;
        }

        svg {
            display: block;
            width: 100%;
            height: auto;
        }

        .axis-line {
            stroke: rgba(255,255,255,.14);
            stroke-width: 1;
        }

        .grid-line {
            stroke: rgba(255,255,255,.07);
            stroke-width: 1;
        }

        .chart-path {
            fill: none;
            stroke: #fbbf24;
            stroke-width: 4;
            stroke-linecap: round;
            stroke-linejoin: round;
            filter: drop-shadow(0 0 10px rgba(251,191,36,.25));
        }

        .chart-label {
            fill: #aeb4bc;
            font-size: 12px;
            font-weight: 800;
        }

        .table-wrap {
            overflow: hidden;
            border-radius: 18px;
            border: 1px solid rgba(255,255,255,.08);
            background: rgba(15, 23, 42, .18);
        }

        table {
            width: 100%;
            border-collapse: collapse;
        }

        th,
        td {
            padding: 11px 12px;
            text-align: left;
            border-bottom: 1px solid rgba(255,255,255,.08);
            font-size: 13px;
        }

        th {
            color: #aeb4bc;
            font-weight: 950;
            text-transform: uppercase;
            letter-spacing: .04em;
            font-size: 11px;
        }

        td {
            color: #f8fafc;
            font-weight: 780;
        }

        tr:last-child td {
            border-bottom: none;
        }

        .muted {
            color: #aeb4bc;
        }

        .site-footer {
            margin-top: 28px;
            padding: 18px 0 0;
            color: #aeb4bc;
            font-size: 12px;
            font-weight: 700;
            line-height: 1.5;
            text-align: center;
        }

        .footer-note {
            margin-bottom: 12px;
            color: #bae6fd;
            font-size: 12px;
            font-weight: 850;
            letter-spacing: .01em;
        }

        .footer-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 14px;
            border-top: 1px solid rgba(255,255,255,.12);
            padding-top: 16px;
        }

        .footer-links {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        .footer-links a {
            color: #cbd5e1;
            text-decoration: none;
            font-weight: 850;
        }

        .made-with {
            margin-top: 24px;
            text-align: center;
            color: rgba(255,255,255,.55);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: .02em;
        }

        @media (min-width: 760px) {
            .app {
                max-width: 1180px;
                width: 100%;
                background:
                    radial-gradient(circle at top left, rgba(56,189,248,.15), transparent 32%),
                    linear-gradient(180deg, #0d141b 0%, #2e3944 100%);
            }

            .screen {
                padding: 42px;
            }

            .site-header {
                display: flex;
                align-items: flex-start;
                justify-content: space-between;
                gap: 24px;
            }

            .nav-row {
                margin: 0;
                justify-content: flex-end;
            }

            .hero-card {
                padding: 24px;
            }

            .hero-title {
                font-size: 42px;
            }

            .main-value {
                font-size: 82px;
            }

            .stats-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        @media (max-width: 560px) {
            .footer-inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-links {
                justify-content: flex-start;
            }

            .card-header {
                display: block;
            }

            .range-nav {
                justify-content: flex-start;
                margin-top: 12px;
            }
            
            .desktop-nav {
    display: none;
}

.menu-toggle {
    display: block;
}

.site-header {
    margin-bottom: 22px;
}

.header-main {
    gap: 12px;
}

.brand-mark {
    width: 40px;
    height: 40px;
    flex-basis: 40px;
    border-radius: 15px;
}

.title-main {
    font-size: 24px;
}

.title-sub {
    max-width: 235px;
    font-size: 12px;
    margin-top: 5px;
}

        }
    </style>