@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&family=Noto+Sans+JP:wght@400;500;700&display=swap');

/* Spoon 経営指標かんたん診断 — spoon-support.com と同じ md.sys トークン */
:root {
  --md-primary: #0A6FA8;             --md-on-primary: #FFFFFF;
  --md-primary-container: #CFE9FF;   --md-on-primary-container: #001E31;
  --md-secondary: #4C6070;           --md-on-secondary: #FFFFFF;
  --md-tertiary: #7A5A00;            --md-on-tertiary: #FFFFFF;
  --md-tertiary-container: #FFE08A;  --md-on-tertiary-container: #261A00;
  --md-error: #BA1A1A;               --md-on-error: #FFFFFF;
  --md-error-container: #FFDAD6;     --md-on-error-container: #410002;

  --md-surface: #F1F8FD;             --md-on-surface: #171C1F;
  --md-surface-variant: #DCE4EA;     --md-on-surface-variant: #3F484D;
  --md-surface-container-lowest: #FFFFFF;
  --md-surface-container-low: #F3F7FA;
  --md-surface-container: #EAF1F6;
  --md-surface-container-high: #E3EBF1;
  --md-outline: #6F787D;             --md-outline-variant: #C2CBD1;

  --md-elev-soft: 0 2px 12px rgba(0, 60, 95, .07);
  --md-corner-xs: 4px; --md-corner-s: 8px; --md-corner-m: 12px; --md-corner-l: 16px; --md-corner-xl: 28px; --md-corner-full: 9999px;
  --md-ease: cubic-bezier(0.2, 0, 0, 1);
  --md-font: "Roboto", "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  color-scheme: light;
}

* { box-sizing: border-box; }
body {
  margin: 0; font-family: var(--md-font); font-size: 1rem; line-height: 1.75;
  color: var(--md-on-surface); background: var(--md-surface);
  -webkit-text-size-adjust: 100%;
}
a { color: var(--md-primary); }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--md-primary); outline-offset: 2px; }

.wrap { max-width: 640px; margin: 0 auto; padding: 24px 16px 64px; }

.brand { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; font-weight: 700; color: var(--md-primary); }
.brand img { width: 28px; height: 28px; }

.progress { display: flex; gap: 6px; margin-bottom: 24px; }
.progress i { flex: 1; height: 4px; border-radius: var(--md-corner-full); background: var(--md-outline-variant); }
.progress i.on { background: var(--md-primary); }

h1 { font-size: 1.5rem; margin: 0 0 8px; }
h2 { font-size: 1.25rem; margin: 0 0 12px; }
p.lead { color: var(--md-on-surface-variant); margin: 0 0 24px; }

.card {
  background: var(--md-surface-container-lowest); border-radius: var(--md-corner-l);
  box-shadow: var(--md-elev-soft); padding: 24px; margin-bottom: 16px;
}

label { display: block; font-weight: 500; margin: 16px 0 6px; }
label .unit { font-weight: 400; color: var(--md-on-surface-variant); font-size: .875rem; }
input[type="number"] {
  width: 100%; height: 48px; padding: 0 14px; font-size: 1rem; font-family: inherit;
  border: 1px solid var(--md-outline-variant); border-radius: var(--md-corner-s);
  background: var(--md-surface-container-low); color: var(--md-on-surface);
}
input[type="number"]:focus { border-color: var(--md-primary); outline: none; }
.hint { font-size: .8125rem; color: var(--md-on-surface-variant); margin-top: 4px; }
.error { font-size: .8125rem; color: var(--md-error); margin-top: 4px; min-height: 1.2em; }

.actions { display: flex; gap: 12px; margin-top: 24px; }
.btn {
  flex: 1; height: 48px; border-radius: var(--md-corner-full); border: none; cursor: pointer;
  font-family: inherit; font-size: 1rem; font-weight: 700; transition: box-shadow .2s var(--md-ease), transform .2s var(--md-ease);
}
.btn-primary { background: var(--md-primary); color: var(--md-on-primary); }
.btn-primary:hover { box-shadow: var(--md-elev-soft); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--md-primary); border: 1px solid var(--md-outline-variant); }
.btn-outline:hover { background: var(--md-surface-container-low); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

.metric { border: 1px solid var(--md-outline-variant); border-radius: var(--md-corner-l); padding: 18px 20px; margin-bottom: 14px; }
.metric-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.metric-name { font-weight: 700; }
.metric-value { font-size: 1.5rem; font-weight: 700; color: var(--md-primary); white-space: nowrap; }
.metric-formula { font-size: .8125rem; color: var(--md-on-surface-variant); margin-top: 2px; }
.metric-compare { margin-top: 10px; font-size: .9375rem; }
.metric-note { margin-top: 8px; font-size: .8125rem; color: var(--md-on-surface-variant); }
.chip { display: inline-block; padding: 3px 12px; border-radius: var(--md-corner-full); font-size: .8125rem; font-weight: 700; }
.chip-up { background: var(--md-primary-container); color: var(--md-on-primary-container); }
.chip-down { background: var(--md-tertiary-container); color: var(--md-on-tertiary-container); }
.chip-flat { background: var(--md-surface-container-high); color: var(--md-on-surface-variant); }

.disclaimer { font-size: .8125rem; color: var(--md-on-surface-variant); border-top: 1px solid var(--md-outline-variant); padding-top: 16px; margin-top: 24px; }

.cta { margin-top: 24px; }
.cta-choice { display: flex; gap: 10px; margin-bottom: 12px; }
.cta-choice button {
  flex: 1; padding: 12px; border-radius: var(--md-corner-m); border: 1px solid var(--md-outline-variant);
  background: var(--md-surface-container-lowest); font-family: inherit; font-size: .9375rem; cursor: pointer;
}
.cta-choice button.selected { border-color: var(--md-primary); background: var(--md-primary-container); color: var(--md-on-primary-container); font-weight: 700; }

.notice { background: var(--md-primary-container); color: var(--md-on-primary-container); border-radius: var(--md-corner-m); padding: 12px 16px; font-size: .875rem; margin-top: 12px; }
.notice-error { background: var(--md-error-container); color: var(--md-on-error-container); border-radius: var(--md-corner-m); padding: 12px 16px; font-size: .875rem; margin-top: 12px; }

.prep-title { margin: 0; }
.prep-list { margin: 8px 0 0; padding-left: 1.2em; color: var(--md-on-surface-variant); }
.metric-unit { font-size: .9rem; }
.cta-title { font-size: 1.0625rem; }