/* ============================================================
   B8E — Base Stylesheet
   Philosophy: silence, space, soft contrast, resonance
   ============================================================ */


/* ------------------------------------------------------------
   1. Reset & Base
   ------------------------------------------------------------ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    'Hiragino Kaku Gothic ProN',
    'Hiragino Sans',
    'Noto Sans JP',
    Arial,
    sans-serif;
  background-color: #f7f6f4;
  color: #2a2a2a;
  line-height: 2.0;
  letter-spacing: 0.02em;
}


/* ------------------------------------------------------------
   2. Typography
   ------------------------------------------------------------ */

h1, h2, h3, h4 {
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.02em;
}

h1 {
  font-size: 1.5rem;
}

h2 {
  font-size: 1.2rem;
  color: #1a1a1a;
}

h3 {
  font-size: 1.05rem;
  color: #2a2a2a;
}

p {
  font-size: 1rem;
  color: #444;
  line-height: 2.2;
}

small {
  font-size: 0.85rem;
  color: #888;
}

a {
  color: #2a2a2a;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}


/* ------------------------------------------------------------
   3. Layout
   ------------------------------------------------------------ */

.page-content {
  max-width: 720px;
  margin: 0 auto;
  padding: 72px 40px 96px;
}

.page-content > * + * {
  margin-top: 72px;
}

@media (max-width: 600px) {
  .page-content {
    padding: 48px 24px 72px;
  }
}


/* ------------------------------------------------------------
   4. Header
   ------------------------------------------------------------ */

.site-header {
  background-color: #1a1a1a;
  color: #f7f6f4;
  padding: 28px 40px;
  text-align: center;
}

.logo-mark {
  margin-top: 8px; /* 少し上に逃がす */
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.logo-lemniscate {
  width: 48px;
  height: 19px;
  display: block;
  opacity: 0.5;
}
/*
.logo-wordmark {
  color: #b5a88f; 
}
*/
.site-header h1 {
  font-size: 0.7rem;
  font-weight: 200;
  color: #c0b8ad;
  letter-spacing: 0.36em;
  text-indent: 0.36em;
  text-transform: uppercase;
  line-height: 1;
}

.site-header .tagline {
  margin-top: 10px;
  font-size: 0.68rem;
  color: #7a7570;
  letter-spacing: 0.1em;
  text-indent: 0.1em;
}


/* ------------------------------------------------------------
   5. Navigation
   ------------------------------------------------------------ */

.site-nav {
  background-color: #2a2a2a;
  padding: 12px 40px;
  text-align: center;
}

.site-nav a {
  color: #ccc;
  margin: 0 16px;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: #f7f6f4;
  text-decoration: none;
}

.site-nav a.current {
  color: #f7f6f4;
}

@media (max-width: 600px) {
  .site-nav {
    padding: 12px 16px;
  }
  .site-nav a {
    margin: 0 10px;
    font-size: 0.82rem;
  }
}


/* ------------------------------------------------------------
   6. Hero Section
   ------------------------------------------------------------ */

.hero {
  background:
    radial-gradient(ellipse at 50% 40%, rgba(255,235,200,0.055) 0%, transparent 58%),
    linear-gradient(180deg, #1c1a17 0%, #111010 100%);
  color: #f7f6f4;
  padding: 112px 40px;
  text-align: center;
}

.hero-copy {
  font-size: 1.45rem;
  font-weight: 300;
  line-height: 2.2;
  color: #f0eeeb;
  letter-spacing: 0.05em;
  max-width: 560px;
  margin: 0 auto;
}

.hero-sub {
  margin-top: 32px;
  font-size: 0.9rem;
  color: #888;
  letter-spacing: 0.04em;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 600px) {
  .hero {
    padding: 64px 24px;
  }
  .hero-copy {
    font-size: 1.2rem;
  }
}


/* ------------------------------------------------------------
   7. Philosophy Block
   ------------------------------------------------------------ */

.philosophy {
  background-color: #faf9f7;
  padding: 80px 40px;
}

.philosophy-inner {
  max-width: 640px;
  margin: 0 auto;
}

.philosophy p {
  font-size: 1.02rem;
  line-height: 2.3;
  color: #444;
}

.philosophy p + p {
  margin-top: 32px;
}

.philosophy-author {
  margin-top: 32px;
  font-size: 0.82rem;
  color: #aaa;
  letter-spacing: 0.06em;
}

@media (max-width: 600px) {
  .philosophy {
    padding: 48px 24px;
  }
}


/* ------------------------------------------------------------
   8. Two Questions (TOP — path selector)
   ------------------------------------------------------------ */

.two-questions {
  background-color: #f7f6f4;
  padding: 80px 40px;
}

.two-questions-inner {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.question-block {
  padding: 32px 0;
  border-top: 1px solid #e6e4e1;
}

.question-block .label {
  font-size: 0.78rem;
  color: #aaa;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.question-block p {
  font-size: 0.95rem;
  color: #555;
  line-height: 2.0;
}

.question-block .path-link {
  display: block;
  margin-top: 20px;
  font-size: 0.88rem;
  color: #888;
  letter-spacing: 0.04em;
}

.question-block .path-link:hover {
  color: #2a2a2a;
  text-decoration: none;
}

@media (max-width: 600px) {
  .two-questions-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .two-questions {
    padding: 48px 24px;
  }
}


/* ------------------------------------------------------------
   9. Paths (service cards — TOP)
   ------------------------------------------------------------ */

.paths {
  background-color: #faf9f7;
  padding: 80px 40px;
}

.paths-heading {
  max-width: 720px;
  margin: 0 auto 40px;
  font-size: 0.78rem;
  color: #aaa;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.paths-grid {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.path-card {
  padding: 28px 0;
  border-top: 1px solid #e6e4e1;
}

.path-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 10px;
}

.path-card p {
  font-size: 0.88rem;
  color: #777;
  line-height: 1.95;
}

.path-card a {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.82rem;
  color: #aaa;
  letter-spacing: 0.04em;
}

.path-card a:hover {
  color: #2a2a2a;
  text-decoration: none;
}

@media (max-width: 640px) {
  .paths-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .paths {
    padding: 48px 24px;
  }
}


/* ------------------------------------------------------------
   10. Section Block (service page content)
   ------------------------------------------------------------ */

.section-block {
  padding-top: 48px;
  border-top: 1px solid #e6e4e1;
}

.section-block h3 {
  font-size: 0.78rem;
  font-weight: 400;
  color: #aaa;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.section-block p {
  font-size: 0.97rem;
  color: #555;
  line-height: 2.1;
}

.section-block p + p {
  margin-top: 24px;
}


/* ------------------------------------------------------------
   11. Resonance Questions (service pages — replacing target list)
   ------------------------------------------------------------ */

.resonance-questions {
  padding-top: 48px;
  border-top: 1px solid #e6e4e1;
}

.resonance-questions h3 {
  font-size: 0.78rem;
  font-weight: 400;
  color: #aaa;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.resonance-questions p {
  font-size: 0.97rem;
  color: #666;
  line-height: 2.2;
}

.resonance-questions p + p {
  margin-top: 16px;
}


/* ------------------------------------------------------------
   12. Quiet CTA
   ------------------------------------------------------------ */

.quiet-cta {
  padding-top: 64px;
  border-top: 1px solid #e6e4e1;
  text-align: left;
}

.quiet-cta p {
  font-size: 0.95rem;
  color: #666;
  line-height: 2.2;
}

.quiet-cta .cta-link {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.88rem;
  color: #9b7b5c;
  border-bottom: 1px solid #c9a882;
  padding-bottom: 2px;
  letter-spacing: 0.03em;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.quiet-cta .cta-link:hover {
  color: #7a5f44;
  border-color: #9b7b5c;
  text-decoration: none;
}


/* ------------------------------------------------------------
   13. Contact Form
   ------------------------------------------------------------ */

.contact-form {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid #e0ddd9;
  padding: 12px 0;
  font-family: inherit;
  font-size: 0.92rem;
  color: #444;
  letter-spacing: 0.02em;
  line-height: 1.8;
  outline: none;
  -webkit-appearance: none;
  border-radius: 0;
  transition: border-color 0.2s ease;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #bbb;
  font-size: 0.88rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-bottom-color: #9b7b5c;
}

.contact-form textarea {
  min-height: 96px;
  resize: none;
  margin-top: 0;
  line-height: 2.0;
}

.contact-form input + input,
.contact-form input + textarea {
  margin-top: 4px;
}

.contact-form textarea + button {
  margin-top: 24px;
}

.contact-form button {
  align-self: flex-start;
  background: none;
  border: none;
  border-bottom: 1px solid #c9a882;
  color: #9b7b5c;
  font-family: inherit;
  font-size: 0.88rem;
  letter-spacing: 0.03em;
  padding-bottom: 2px;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.contact-form button:hover {
  color: #7a5f44;
  border-color: #9b7b5c;
}

.form-note {
  margin-top: 20px;
  font-size: 0.88rem !important;
  color: #aaa !important;
  line-height: 2.0 !important;
}


/* ------------------------------------------------------------
   14. Intro (page lead text)
   ------------------------------------------------------------ */

.page-intro {
  padding-bottom: 8px;
}

.page-intro p {
  font-size: 1.05rem;
  color: #555;
  line-height: 2.2;
}

.page-intro p + p {
  margin-top: 28px;
}


/* ------------------------------------------------------------
   14. Back Link
   ------------------------------------------------------------ */

.back-link {
  display: inline-block;
  margin-top: 64px;
  font-size: 0.82rem;
  color: #bbb;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: #9b7b5c;
  text-decoration: none;
}


/* ------------------------------------------------------------
   15. Footer
   ------------------------------------------------------------ */

.site-footer {
  background-color: #1a1a1a;
  color: #888;
  padding: 64px 40px;
  margin-top: 0;
}

.site-footer-inner {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.footer-brand .brand-name {
  font-size: 0.88rem;
  color: #ccc;
  letter-spacing: 0.06em;
  font-weight: 600;
  display: block;
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 0.78rem;
  color: #666;
  line-height: 1.8;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.82rem;
  color: #777;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: #ccc;
  text-decoration: none;
}

.footer-bottom {
  max-width: 720px;
  margin: 48px auto 0;
  padding-top: 24px;
  border-top: 1px solid #2f2f2f;
  font-size: 0.75rem;
  color: #555;
  letter-spacing: 0.04em;
}

@media (max-width: 600px) {
  .site-footer {
    padding: 48px 24px;
  }
  .site-footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}


/* ------------------------------------------------------------
   16. Bridge Lines
   ------------------------------------------------------------ */

.bridge {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  font-size: 0.88rem;
  color: #aaa;
  line-height: 2.0;
}


/* ------------------------------------------------------------
   17. Scroll Fade
   ------------------------------------------------------------ */

.fade-in {
  opacity: 0.12;
  transition: opacity 1.6s ease;
}

.fade-in.is-visible {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transition: none;
  }
}