:root {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Yu Gothic UI", "Hiragino Kaku Gothic ProN", Meiryo, Arial, sans-serif;
    color: #14253a;
    background: #f7f9fc;
    line-height: 1.7;
    font-synthesis: none;

    /* AtlasRoute base palette */
    --color-primary: #03346B;
    --color-primary-hover: #022955;
    --color-primary-soft: #eaf1f8;
    --color-primary-pale: #f3f7fb;
    --color-navy: #032b58;
    --color-gold: #c9a45d;
    --color-gold-hover: #b58d42;
    --color-gold-soft: #ead9b5;
    --color-white: #ffffff;
    --color-text: #14253a;
    --color-text-secondary: #536477;
    --color-text-muted: #7a8795;
    --color-border: #dbe3ec;
    --color-border-strong: #c8d3df;
    --color-surface: #ffffff;
    --color-page: #f7f9fc;
    --color-success: #17854b;
    --color-success-bg: #eaf8f1;
    --color-danger: #b42318;
    --color-danger-bg: #fff0ee;
    --color-warning: #8a5a00;
    --color-warning-bg: #fff8e8;

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --shadow-sm: 0 2px 8px rgba(3, 52, 107, .05);
    --shadow-md: 0 10px 30px rgba(3, 52, 107, .09);
    --container-width: 1180px;
    --transition: 160ms ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-width: 320px;
    background: var(--color-page);
    color: var(--color-text);
    -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; height: auto; }
a { color: var(--color-primary); text-underline-offset: 3px; }
a:hover { color: var(--color-primary-hover); }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
code, pre { font-family: Consolas, "Courier New", monospace; }

.container {
    width: min(var(--container-width), calc(100% - 48px));
    margin-inline: auto;
}

.page {
    min-height: calc(100vh - 148px);
    padding: 48px 0 88px;
}

h1, h2, h3, h4 {
    color: var(--color-navy);
    line-height: 1.3;
    letter-spacing: -.02em;
}

h1 { font-size: clamp(32px, 4vw, 52px); }
h2 { font-size: clamp(22px, 2.6vw, 30px); }
h3 { font-size: 20px; }
p { margin-top: 0; }

.hero { margin-bottom: 30px; }
.hero h1 { margin: 6px 0 12px; }
.hero p { color: var(--color-text-secondary); font-size: 16px; }
.eyebrow {
    margin: 0;
    color: var(--color-primary) !important;
    font-size: 12px !important;
    font-weight: 800;
    letter-spacing: .14em;
    text-transform: uppercase;
}

.card {
    margin-top: 20px;
    padding: 28px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}
.card h2 { margin-top: 0; }
.card-title-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; }

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: 10px;
    background: #edf2f7;
    color: var(--color-navy);
    text-decoration: none;
    font-weight: 700;
    line-height: 1.2;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.button:hover { background: #e3e9f0; color: var(--color-navy); }
.button:active { transform: translateY(1px); }
.button.primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    box-shadow: 0 6px 16px rgba(3, 52, 107, .18);
}
.button.primary:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    color: #fff;
}
.button.large { min-height: 52px; padding: 13px 26px; }

input, select, textarea {
    width: 100%;
    border: 1px solid var(--color-border-strong);
    border-radius: 10px;
    background: #fff;
    color: var(--color-text);
    transition: border-color var(--transition), box-shadow var(--transition);
}
select {
    min-height: 44px;
    padding: 9px 38px 9px 12px;
    line-height: 1.45;
}
textarea {
    padding: 10px 12px;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(3, 52, 107, .13);
}

.status {
    display: inline-block;
    padding: 4px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
}
.status.ok { background: var(--color-success-bg); color: var(--color-success); }
.status.ng { background: var(--color-danger-bg); color: var(--color-danger); }

.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin: 0; }
.info-grid div { padding: 15px; background: var(--color-primary-pale); border-radius: var(--radius-sm); }
.info-grid dt { color: var(--color-text-muted); font-size: 12px; }
.info-grid dd { margin: 4px 0 0; font-weight: 700; word-break: break-word; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }

.notice { padding: 14px 16px; margin: 0 0 18px; border-radius: 10px; }
.notice.error { background: var(--color-danger-bg); border: 1px solid #f1c7c2; }
.notice.info { margin-top: 18px; margin-bottom: 18px; background: var(--color-primary-soft); border: 1px solid #c8d9ea; }
.notice.success { background: var(--color-success-bg); border: 1px solid #cbead9; }

table { width: 100%; border-collapse: collapse; background: #fff; }
th, td { text-align: left; border-bottom: 1px solid #e8edf3; padding: 11px 9px; }
th { color: var(--color-text-muted); font-size: 12px; font-weight: 700; }
.table-check-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 8px; }
.table-check { display: flex; justify-content: space-between; align-items: center; gap: 10px; border-bottom: 1px solid #eceff2; padding: 8px 0; }

.back { margin-bottom: 18px; }
.back a { text-decoration: none; font-weight: 600; }
pre { white-space: pre-wrap; word-break: break-word; padding: 14px; background: #f2f6fb; border-radius: 10px; }

.muted, .muted-block { color: var(--color-text-secondary); }

:focus-visible {
    outline: 3px solid rgba(201, 164, 93, .45);
    outline-offset: 2px;
}

@media (max-width: 760px) {
    .container { width: min(100% - 28px, var(--container-width)); }
    .page { padding: 32px 0 64px; }
    .card { padding: 22px; border-radius: 14px; }
    .card-title-row { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 480px) {
    .container { width: min(100% - 22px, var(--container-width)); }
    .page { padding-top: 26px; }
    .card { padding: 18px; }
    .button.large { width: 100%; }
}