/* ====================================================================
   Naresla 固定ページ共通CSS (privacy/terms/contact)
   LP (index.html) の :root と同じカラートークン・フォントを継承する
   ==================================================================== */

:root{
  --bg: #FAFAF8;
  --bg-alt: #F4F2EE;
  --ink: #1A1A1A;
  --body: #4A4A4A;
  --sub: #8A8A8A;
  --line: #E8E5DF;
  --line-soft: #EFECE6;
  --accent: #E07856;
  --accent-dark: #CC6845;
  --accent-soft: #F7E5DD;
  --teal: #2C5F5D;
  --teal-dark: #1E4948;
  --teal-soft: #DCE8E7;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(26,26,26,0.04), 0 1px 1px rgba(26,26,26,0.03);
  --shadow: 0 4px 12px rgba(26,26,26,0.05), 0 1px 3px rgba(26,26,26,0.04);
  --shadow-lg: 0 20px 40px -12px rgba(26,26,26,0.10), 0 8px 16px -4px rgba(26,26,26,0.05);
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; scroll-padding-top: 80px; } /* sticky nav.top(64px)分のアンカーずれ補正 */
body{
  font-family: "Noto Sans JP", "Inter", system-ui, sans-serif;
  color: var(--body);
  background: var(--bg);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1,h2,h3,h4{
  font-weight:700;
  color:var(--ink);
  line-height:1.4;
  letter-spacing: -0.01em;
}
p{ text-wrap: pretty; }
a{ color: var(--teal); text-decoration: underline; text-underline-offset: 3px; }
a:hover{ color: var(--teal-dark); }
img{ max-width:100%; display:block; }

.container{
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ====== Nav ====== */
nav.top{
  background: rgba(250, 250, 248, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  position: sticky; top:0; z-index:50;
}
nav.top .inner{
  display:flex; align-items:center; justify-content:space-between;
  height: 64px;
  max-width: 1120px; margin: 0 auto; padding: 0 24px;
}
.logo{
  display:flex; align-items:center; gap:10px;
  font-weight:700; color:var(--ink); font-size: 17px;
  letter-spacing: -0.01em;
  text-decoration: none;
}
.logo:hover{ color: var(--ink); }
.logo-mark{
  width: 32px; height:32px; border-radius: 50%;
  background-image: url("../naresla-logo-mark.png");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  box-shadow: 0 0 0 1px rgba(0,0,0,.05);
}
.nav-back{
  font-size: 13px; color: var(--body);
  text-decoration: none;
}
.nav-back:hover{ color: var(--ink); }

/* ====== Page header ====== */
.page-header{
  padding: 64px 0 32px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
}
.page-header .eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size: 12px; font-weight: 600;
  color: var(--teal);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.page-header .eyebrow::before{
  content: ""; width: 20px; height: 1px; background: var(--teal);
}
.page-header h1{
  font-size: clamp(28px, 4vw, 38px);
  margin-bottom: 12px;
}
.page-header .meta{
  font-size: 13px; color: var(--sub);
}

/* ====== Main content ====== */
main.legal{
  padding: 48px 0 96px;
}
main.legal h2{
  font-size: 22px;
  margin: 48px 0 16px;
  padding-top: 8px;
}
main.legal h2:first-child{ margin-top: 0; }
main.legal h3{
  font-size: 17px;
  margin: 28px 0 10px;
  color: var(--ink);
}
main.legal p{
  margin-bottom: 16px;
  color: var(--body);
}
main.legal ul, main.legal ol{
  margin: 0 0 20px 24px;
  color: var(--body);
}
main.legal li{
  margin-bottom: 6px;
}
main.legal strong{ color: var(--ink); }
main.legal table{
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: 14px;
}
main.legal th, main.legal td{
  border: 1px solid var(--line);
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
}
main.legal th{
  background: var(--bg-alt);
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}
.note-box{
  background: var(--teal-soft);
  border-left: 3px solid var(--teal);
  padding: 14px 18px;
  border-radius: 6px;
  margin: 16px 0 24px;
  font-size: 14px;
  color: var(--ink);
}
.note-box strong{ color: var(--teal-dark); }

/* TOC */
.toc{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 40px;
}
.toc-title{
  font-size: 12px; font-weight: 600;
  color: var(--sub);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.toc ol{
  margin: 0;
  padding-left: 0;
  list-style: none;
  font-size: 14px;
  line-height: 1.9;
}
.toc ol li{
  padding-left: 0;
}
.toc a{
  color: var(--body);
  text-decoration: none;
}
.toc a:hover{ color: var(--accent); }

/* ====== Form (contact.html) ====== */
.form-card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
}
.form-row{
  margin-bottom: 22px;
}
.form-row label{
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}
.form-row .req{
  display: inline-block;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 11px;
  font-weight: 700;
  padding: 1px 8px;
  border-radius: 4px;
  margin-left: 8px;
  vertical-align: middle;
}
.form-row .opt{
  display: inline-block;
  color: var(--sub);
  font-size: 12px;
  font-weight: 400;
  margin-left: 8px;
}
.form-row input[type="text"],
.form-row input[type="email"],
.form-row select,
.form-row textarea{
  width: 100%;
  padding: 12px 14px;
  font-size: 15px;
  font-family: inherit;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: border-color .15s ease, background .15s ease;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  outline: none;
  border-color: var(--accent);
  background: #fff;
}
.form-row textarea{
  min-height: 160px;
  resize: vertical;
  line-height: 1.7;
}
.form-row .help{
  font-size: 12px;
  color: var(--sub);
  margin-top: 6px;
}
.form-row .err{
  font-size: 13px;
  color: #c53030;
  margin-top: 6px;
  display: none;
}
.form-row.invalid input,
.form-row.invalid textarea,
.form-row.invalid select{
  border-color: #c53030;
}
.form-row.invalid .err{ display: block; }

.form-honeypot{
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}

.form-check .check-label{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0;
}
.form-check .check-label input[type="checkbox"]{
  width: 18px; height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
  margin: 0;
}
.form-check .help{
  margin-top: 8px;
  margin-left: 28px;
}

.form-actions{
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
  flex-wrap: wrap;
}
.btn-submit{
  background: var(--accent); color:#fff;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background .15s ease, transform .15s ease, box-shadow .15s ease;
  box-shadow: 0 1px 0 rgba(255,255,255,0.3) inset, 0 6px 14px -4px rgba(224,120,86,0.45);
}
.btn-submit:hover{
  background: var(--accent-dark);
  transform: translateY(-1px);
}
.btn-submit:disabled{
  background: var(--sub);
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.form-status{
  font-size: 14px;
  color: var(--body);
}
.form-status.error{ color: #c53030; }
.form-status.success{ color: var(--teal-dark); }

/* ====== Footer (mini) ====== */
footer.mini{
  border-top: 1px solid var(--line);
  padding: 32px 0;
  font-size: 13px;
  color: var(--sub);
  background: var(--bg-alt);
}
footer.mini .inner{
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
footer.mini a{
  color: var(--sub);
  text-decoration: none;
  margin-right: 16px;
}
footer.mini a:hover{ color: var(--ink); }

/* ====== Thanks page ====== */
.thanks-card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 48px 36px;
  text-align: center;
  box-shadow: var(--shadow);
}
.thanks-icon{
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--teal-soft);
  color: var(--teal);
  display: grid; place-items: center;
  font-size: 32px;
  margin: 0 auto 20px;
}
.thanks-card h1{
  font-size: 24px;
  margin-bottom: 12px;
}
.thanks-card p{
  font-size: 15px;
  color: var(--body);
  margin-bottom: 24px;
}
.thanks-card .btn-back{
  display: inline-block;
  background: var(--ink); color: var(--bg);
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}
.thanks-card .btn-back:hover{ background: #000; color: var(--bg); }

@media (max-width: 640px){
  .form-card{ padding: 24px 20px; }
  main.legal{ padding: 32px 0 64px; }
  main.legal h2{ font-size: 20px; }
}