/* =====================================================
   Tawawaサポート — Design System v2
   tawarayama.jp
   グリーン系・セリフ体・エディトリアルレイアウト
   shojosotu.comとは完全に独立した設計
   ===================================================== */

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

/* ---- Design Tokens ---- */
:root {
  --moss:        #3E6B50;
  --moss-mid:    #5A8C6A;
  --moss-light:  #C8DFCD;
  --moss-pale:   #EEF7F1;
  --linen:       #FAFDF8;
  --linen-warm:  #F3F8F0;
  --stone:       #2C3A2F;
  --stone-mid:   #4F6355;
  --stone-light: #8A9E8E;
  --border-soft: #C8DFCD;

  --font-serif: 'Noto Serif JP', serif;
  --font-sans:  'Noto Sans JP', sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --max-w:     660px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--stone);
  background: var(--linen);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--moss); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; }

/* ---- Layout ---- */
.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---- Typography ---- */
h1, h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.55;
  color: var(--stone);
}
h1 { font-size: 1.75rem; }
h2 { font-size: 1.375rem; }
h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  color: var(--stone);
}
p { font-size: 0.9375rem; line-height: 1.9; color: var(--stone-mid); }

.block-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--stone);
  padding-left: 14px;
  border-left: 3px solid var(--moss);
  margin-bottom: 32px;
  line-height: 1.6;
}

/* ---- Site Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,253,248,.97);
  border-bottom: 1px solid var(--border-soft);
}
.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  padding: 0 20px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.site-logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-decoration: none;
}
.site-logo-name {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--stone);
  letter-spacing: 0.03em;
  line-height: 1;
}
.site-logo-sub {
  font-size: 0.6875rem;
  color: var(--stone-light);
  letter-spacing: 0.08em;
  line-height: 1;
}
.menu-toggle {
  background: none;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.menu-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--stone-mid);
  transition: all .25s;
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ---- Main Nav (top dropdown) ---- */
.main-nav {
  display: none;
  background: var(--linen-warm);
  border-bottom: 1px solid var(--border-soft);
}
.main-nav.is-open { display: block; }
.main-nav a {
  display: block;
  padding: 12px 20px;
  font-size: 0.9375rem;
  color: var(--stone);
  border-bottom: 1px solid var(--moss-pale);
}
.main-nav a:last-of-type { border-bottom: none; }
.main-nav a:hover { background: var(--moss-pale); text-decoration: none; }
.nav-consult {
  display: block;
  margin: 12px 20px 16px;
  padding: 12px 20px;
  background: var(--moss);
  color: #fff !important;
  text-align: center;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  border-bottom: none !important;
}
.nav-consult:hover { background: var(--moss-mid) !important; text-decoration: none !important; }

/* ---- Intro Section ---- */
.intro {
  padding: 64px 0 56px;
}
.intro-eyebrow {
  font-size: 0.8125rem;
  color: var(--moss);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.intro-eyebrow::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--moss);
  flex-shrink: 0;
}
.intro-headline {
  font-family: var(--font-serif);
  font-size: 1.875rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--stone);
  margin-bottom: 24px;
}
.intro-lead {
  font-size: 0.9375rem;
  line-height: 2;
  color: var(--stone-mid);
  margin-bottom: 36px;
}
.cta-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: var(--moss);
  border: 1.5px solid var(--moss);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
  letter-spacing: 0.03em;
}
.cta-link:hover { background: var(--moss); color: #fff; text-decoration: none; }
.cta-link-fill { background: var(--moss); color: #fff; }
.cta-link-fill:hover { background: var(--moss-mid); color: #fff; }
.cta-link-sm { padding: 10px 20px; font-size: 0.875rem; }
.intro-note {
  font-size: 0.8125rem;
  color: var(--stone-light);
  margin-top: 14px;
  letter-spacing: 0.02em;
}

/* ---- Calm Strip ---- */
.calm-strip {
  background: var(--moss-pale);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 22px 20px;
  text-align: center;
}
.calm-strip p {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  color: var(--moss);
  letter-spacing: 0.06em;
  line-height: 1.9;
}

/* ---- Content Sections ---- */
.content-section {
  padding: 60px 0;
}
.content-section.alt-bg {
  background: var(--linen-warm);
}

/* ---- Concern List ---- */
.concern-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.concern-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
}
.concern-check {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--moss-pale);
  border: 1.5px solid var(--moss-light);
  flex-shrink: 0;
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.concern-check::after {
  content: '';
  width: 7px;
  height: 4px;
  border-left: 1.5px solid var(--moss);
  border-bottom: 1.5px solid var(--moss);
  transform: rotate(-45deg) translateY(-1px);
  display: block;
}
.concern-body h3 {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--stone);
  margin-bottom: 4px;
}
.concern-body p {
  font-size: 0.875rem;
  color: var(--stone-light);
  line-height: 1.75;
}

/* ---- Supporter Card ---- */
.supporter-card {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 28px 24px;
}
.supporter-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--moss-pale);
}
.supporter-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--moss-pale);
  border: 2px solid var(--moss-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--moss);
  flex-shrink: 0;
}
.supporter-name {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--stone);
  margin-bottom: 3px;
}
.supporter-role {
  font-size: 0.8125rem;
  color: var(--stone-light);
  letter-spacing: 0.04em;
}
.supporter-message {
  font-size: 0.9375rem;
  line-height: 2;
  color: var(--stone-mid);
}
.supporter-message strong { color: var(--stone); font-weight: 500; }

/* ---- Flow Timeline ---- */
.flow-timeline {
  position: relative;
  padding-left: 32px;
}
.flow-timeline::before {
  content: '';
  position: absolute;
  left: 9px;
  top: 24px;
  bottom: 24px;
  width: 1px;
  background: var(--moss-light);
}
.flow-step {
  position: relative;
  margin-bottom: 32px;
}
.flow-step:last-child { margin-bottom: 0; }
.flow-step-dot {
  position: absolute;
  left: -32px;
  top: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--moss);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--moss);
  font-family: var(--font-sans);
}
.flow-step-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--stone);
  margin-bottom: 6px;
}
.flow-step-body {
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--stone-mid);
}

/* ---- FAQ Accordion ---- */
.faq-stack {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.faq-entry {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.faq-trigger {
  width: 100%;
  background: none;
  border: none;
  padding: 16px 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--stone);
  line-height: 1.6;
}
.faq-trigger:hover { background: var(--linen-warm); }
.faq-q-label {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--moss);
  flex-shrink: 0;
  padding-top: 1px;
}
.faq-plus {
  position: relative;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-left: auto;
  margin-top: 3px;
  transition: transform .25s;
}
.faq-plus::before {
  content: '';
  position: absolute;
  top: 50%; left: 0; right: 0;
  height: 1.5px;
  background: var(--stone-light);
  transform: translateY(-50%);
}
.faq-plus::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0; left: 50%;
  width: 1.5px;
  background: var(--stone-light);
  transform: translateX(-50%);
  transition: opacity .25s;
}
.faq-entry.is-open .faq-plus { transform: rotate(45deg); }
.faq-body {
  display: none;
  padding: 0 18px 16px 46px;
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--stone-mid);
}
.faq-entry.is-open .faq-body { display: block; }

/* ---- Contact Block ---- */
.contact-block {
  background: var(--moss-pale);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
}
.contact-block-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--stone);
  margin-bottom: 12px;
}
.contact-block-lead {
  font-size: 0.9375rem;
  color: var(--stone-mid);
  line-height: 1.9;
  margin-bottom: 28px;
}
.cta-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

/* ---- Summary Box ---- */
.summary-box {
  background: var(--moss-pale);
  border-left: 3px solid var(--moss);
  padding: 18px 20px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-bottom: 32px;
}
.summary-box p {
  font-size: 0.9375rem;
  line-height: 1.9;
  color: var(--stone-mid);
}

/* ---- Page Hero (subpages) ---- */
.page-intro {
  padding: 48px 0 40px;
  border-bottom: 1px solid var(--border-soft);
}
.page-intro h1 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}
.page-intro p {
  font-size: 0.9375rem;
  color: var(--stone-mid);
}
.breadcrumb {
  display: flex;
  gap: 6px;
  align-items: center;
  font-size: 0.8125rem;
  color: var(--stone-light);
  margin-bottom: 16px;
}
.breadcrumb a { color: var(--stone-light); }
.breadcrumb a:hover { color: var(--moss); }
.breadcrumb span { color: var(--stone-light); }

/* ---- Footer ---- */
.site-footer {
  padding: 48px 0 36px;
  border-top: 1px solid var(--border-soft);
  background: var(--linen-warm);
}
.footer-logo-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  color: var(--stone);
  margin-bottom: 10px;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
  margin-bottom: 24px;
}
.footer-nav a {
  font-size: 0.875rem;
  color: var(--stone-light);
}
.footer-nav a:hover { color: var(--moss); text-decoration: underline; }
.footer-copy {
  font-size: 0.8125rem;
  color: var(--stone-light);
  letter-spacing: 0.02em;
}

/* ---- Utilities ---- */
.mt-sm  { margin-top: 12px; }
.mt-md  { margin-top: 24px; }
.mt-lg  { margin-top: 40px; }
.mb-sm  { margin-bottom: 12px; }
.mb-md  { margin-bottom: 24px; }

/* ---- JS Nav Toggle ---- */
/* toggled via JS: .menu-toggle.is-open, .main-nav.is-open, .faq-entry.is-open */