@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Barlow:wght@400;600;700;800&display=swap');

/* ===== CSS Variables ===== */
:root {
  --color-primary: #1a9fd4;
  --color-primary-dark: #1280aa;
  --color-primary-light: #4db8e8;
  --color-accent: #00c853;
  --color-accent-dark: #009624;
  --color-bg: #f5f5f5;
  --color-white: #ffffff;
  --color-text: #222222;
  --color-text-light: #555555;
  --color-border: #cccccc;
  --color-footer-bg: #1a9fd4;
  --color-twsm: #1a9fd4;   /* TWSM の青 */
  --color-japan: #222222;  /* -JAPAN の黒 */

  --font-main: 'Noto Sans JP', sans-serif;
  --font-logo: 'Barlow', sans-serif;

  --radius: 6px;
  --shadow: 0 2px 8px rgba(0,0,0,0.12);
  --max-width: 480px;
  --transition: 0.2s ease;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

/* ===== Layout ===== */
.page-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 16px;
  width: 100%;
}

.content-box {
  width: 100%;
  max-width: var(--max-width);
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  margin: 24px 0;
}

/* ===== Logo / Header ===== */
.site-logo {
  text-align: center;
  margin-bottom: 4px;
}
.site-logo .logo-text {
  font-family: var(--font-logo);
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1;
}
.site-logo .logo-text .twsm { color: var(--color-twsm); }
.site-logo .logo-text .hyphen-japan { color: var(--color-japan); }
.site-logo .logo-sub {
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: 4px;
  line-height: 1.5;
}

/* ===== Page Title ===== */
.page-title {
  font-size: 1.05rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 24px;
  color: var(--color-text);
  line-height: 1.5;
}
.page-title .sub {
  display: block;
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--color-text-light);
  margin-bottom: 2px;
}

/* ===== Buttons ===== */
.btn {
  display: block;
  width: 100%;
  padding: 14px 20px;
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  text-align: center;
  line-height: 1.4;
}
.btn:active { transform: scale(0.98); }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 3px 10px rgba(26,159,212,0.35);
}
.btn-primary:hover { background: var(--color-primary-dark); box-shadow: 0 4px 14px rgba(26,159,212,0.45); }

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover { background: rgba(26,159,212,0.06); }

.btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 3px 10px rgba(0,200,83,0.3);
}
.btn-accent:hover { background: var(--color-accent-dark); }

.btn + .btn { margin-top: 12px; }

/* ===== Form Elements ===== */
.form-group {
  display: flex;
  align-items: center;
  margin-bottom: 12px;
  gap: 10px;
}
.form-group label {
  min-width: 90px;
  font-size: 0.85rem;
  color: var(--color-text);
  flex-shrink: 0;
}
.form-group .form-control {
  flex: 1;
}

.form-control {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: var(--font-main);
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,159,212,0.15);
}

/* セクションラベル */
.form-section-title {
  font-size: 0.9rem;
  font-weight: 700;
  text-align: center;
  margin: 20px 0 12px;
  color: var(--color-text);
}

/* Radio buttons */
.radio-group {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-bottom: 8px;
}
.radio-group label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  cursor: pointer;
}
.radio-group input[type="radio"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
}

/* 金額表示 */
.price-display {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px;
  text-align: center;
  font-size: 1.3rem;
  font-weight: 700;
  font-family: var(--font-logo);
  letter-spacing: 0.05em;
  color: var(--color-text);
  background: #fafafa;
  margin-bottom: 20px;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-white);
  text-align: center;
  padding: 14px 16px;
  font-size: 0.75rem;
  font-weight: 400;
  width: 100%;
  margin-top: auto;
}

/* ===== Divider ===== */
.divider {
  border: none;
  border-top: 1px solid #eeeeee;
  margin: 20px 0;
}

/* ===== Checkbox ===== */
.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
}
.checkbox-group input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
  margin-top: 2px;
  flex-shrink: 0;
}

/* ===== Agreement Text ===== */
.agreement-text {
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: 16px;
}
.agreement-text p { margin-bottom: 12px; }
.agreement-text ol { padding-left: 18px; }
.agreement-text li { margin-bottom: 10px; }

/* ===== Responsive ===== */
@media (max-width: 520px) {
  .content-box { padding: 24px 16px; }
  .site-logo .logo-text { font-size: 1.9rem; }
}