/* ==========================================
   つなぐナース LP — スタイルシート
   目指す印象：静謐・誠実・品格
   ========================================== */

/* ---------- CSS Variables ---------- */
:root {
  --color-bg:       #FAFAF7;
  --color-bg-alt:   #F2EFE8;
  --color-ink:      #1A2332;
  --color-ink-mid:  #3A3A4A;
  --color-ink-soft: #6B6B7A;
  --color-accent:   #8B7E5A;
  --color-accent2:  #5C6B47;
  --color-line:     rgba(26,35,50,0.1);

  --font-serif-ja:  'Noto Serif JP', 'Georgia', serif;
  --font-sans-ja:   'Noto Sans JP', 'Helvetica Neue', sans-serif;
  --font-serif-en:  'Cormorant Garamond', 'Georgia', serif;

  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   2rem;
  --space-lg:   4rem;
  --space-xl:   7rem;
  --space-2xl: 11rem;

  --max-width: 660px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans-ja);
  font-weight: 300;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}

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

/* ---------- Layout ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-xl) 0;
}

.section--alt {
  background-color: var(--color-bg-alt);
}

/* ---------- Section Header ---------- */
.section__label {
  font-family: var(--font-serif-en);
  font-size: 0.7rem;
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section__title {
  font-family: var(--font-serif-ja);
  font-size: clamp(1.45rem, 4vw, 1.9rem);
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-ink);
  margin-bottom: var(--space-lg);
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: var(--space-lg) 0;
  position: relative;
  background-image: url('https://images.unsplash.com/photo-1519710164239-da123dc03ef4?auto=format&fit=crop&w=1920&q=80');
  background-size: cover;
  background-position: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-color: rgba(250, 250, 247, 0.74);
}

.hero__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  position: relative;
  z-index: 1;
}

.hero__eyebrow {
  font-family: var(--font-sans-ja);
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  opacity: 0;
  animation: fadeUp 1s ease 0.3s forwards;
}

.hero__title {
  font-family: var(--font-serif-ja);
  font-size: clamp(2.0rem, 7vw, 3.2rem);
  font-weight: 400;
  line-height: 1.65;
  color: var(--color-ink);
  margin-bottom: var(--space-lg);
  opacity: 0;
  animation: fadeUp 1s ease 0.6s forwards;
}

.hero__sub {
  font-size: clamp(0.875rem, 2.5vw, 1rem);
  color: var(--color-ink-mid);
  line-height: 2.1;
  margin-bottom: var(--space-xl);
  opacity: 0;
  animation: fadeUp 1s ease 0.9s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Scroll indicator */
.hero__scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
  color: var(--color-ink-soft);
  opacity: 0;
  animation: fadeUp 1s ease 1.2s forwards;
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: var(--color-ink-soft);
  display: block;
  transform-origin: top;
  animation: scrollLine 2.2s ease-in-out 1.5s infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); opacity: 1; }
  60%  { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1); opacity: 0; }
}

.hero__scroll-text {
  font-family: var(--font-serif-en);
  font-size: 0.6rem;
  font-style: italic;
  letter-spacing: 0.2em;
}

/* ---------- Prose ---------- */
.prose p {
  font-size: clamp(0.9rem, 2.5vw, 1rem);
  color: var(--color-ink-mid);
  margin-bottom: 1.7em;
  line-height: 2;
}

.prose p:last-child {
  margin-bottom: 0;
}

/* ---------- Inner Voice List ---------- */
.inner-voice-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: var(--space-lg);
}

.inner-voice-list li {
  font-family: var(--font-serif-ja);
  font-size: clamp(0.9rem, 2.5vw, 1rem);
  color: var(--color-ink-mid);
  line-height: 1.8;
  padding-left: 1rem;
  border-left: 2px solid var(--color-accent);
}

/* ---------- Values ---------- */
.values-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.values-item {
  display: grid;
  grid-template-columns: 2.8rem 1fr;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-line);
}

.values-item:first-child {
  border-top: 1px solid var(--color-line);
}

.values-item__num {
  font-family: var(--font-serif-en);
  font-size: 1.4rem;
  font-weight: 300;
  font-style: italic;
  color: var(--color-accent);
  padding-top: 0.1rem;
  letter-spacing: 0.05em;
}

.values-item__title {
  font-family: var(--font-serif-ja);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--color-ink);
  margin-bottom: 0.75rem;
  line-height: 1.6;
}

.values-item__text {
  font-size: 0.875rem;
  color: var(--color-ink-mid);
  line-height: 2;
}

/* ---------- Areas ---------- */
.areas-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.area-item {
  padding: var(--space-sm) 0;
  border-top: 1px solid var(--color-line);
}

.area-item__title {
  font-family: var(--font-serif-ja);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-ink);
  margin-bottom: var(--space-xs);
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.area-item__badge {
  font-family: var(--font-sans-ja);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-accent2);
  border: 1px solid var(--color-accent2);
  padding: 0.1em 0.5em;
  border-radius: 2px;
}

.area-item__text {
  font-size: 0.825rem;
  color: var(--color-ink-soft);
  line-height: 1.85;
}

.areas-footer {
  font-family: var(--font-serif-ja);
  font-size: 0.95rem;
  color: var(--color-ink-mid);
  text-align: center;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-line);
}

/* ---------- Message ---------- */
/* 写真：横長の上半身写真に対応（栗原くんの丸型から変更） */
.message-photo {
  margin-bottom: var(--space-lg);
}

.message-photo__img {
  width: 200px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top center;
  border-radius: 4px;
  filter: grayscale(15%);
  display: block;
}

.message-photo__name {
  font-family: var(--font-serif-ja);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-ink);
  margin-top: 0.75rem;
  margin-bottom: 0.2rem;
}

.message-photo__reading {
  font-size: 0.7rem;
  color: var(--color-ink-soft);
  letter-spacing: 0.1em;
  margin-left: 0.5rem;
}

.message-photo__title {
  font-size: 0.78rem;
  color: var(--color-ink-soft);
  line-height: 1.7;
}

.message-block {
  border-left: 1px solid var(--color-accent);
  padding-left: var(--space-md);
}

.message-block__letter p {
  font-size: clamp(0.9rem, 2.5vw, 1rem);
  color: var(--color-ink-mid);
  line-height: 2.1;
  margin-bottom: 1.8em;
}

.message-block__letter p:last-child {
  margin-bottom: 0;
}

/* ---------- Process ---------- */
.process-list {
  list-style: none;
}

.process-item {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-line);
}

.process-item:first-child {
  padding-top: 0;
  border-top: 1px solid var(--color-line);
}

.process-item__num {
  font-family: var(--font-serif-en);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--color-accent);
}

.process-item__title {
  font-family: var(--font-serif-ja);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-ink);
  margin-bottom: 0.4rem;
  line-height: 1.6;
}

.process-item__text {
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  line-height: 1.9;
}

/* ---------- FAQ ---------- */
.faq-list {
  display: flex;
  flex-direction: column;
}

.faq-item {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-line);
}

.faq-item:first-child {
  border-top: 1px solid var(--color-line);
}

.faq-item__q {
  font-family: var(--font-serif-ja);
  font-size: 0.975rem;
  font-weight: 400;
  color: var(--color-ink);
  margin-bottom: 0.6rem;
  line-height: 1.7;
}

.faq-item__a {
  font-size: 0.875rem;
  color: var(--color-ink-soft);
  line-height: 1.95;
}

/* ---------- Company Table ---------- */
.company-table {
  width: 100%;
  border-collapse: collapse;
}

.company-table th,
.company-table td {
  padding: 0.85rem 0;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
  line-height: 1.8;
}

.company-table th {
  font-weight: 300;
  color: var(--color-ink-soft);
  width: 8rem;
  padding-right: var(--space-md);
  white-space: nowrap;
}

.company-table td {
  color: var(--color-ink-mid);
}

.company-link {
  color: var(--color-accent);
}

/* ---------- Footer ---------- */
.footer {
  padding: var(--space-2xl) 0 var(--space-xl);
  text-align: center;
}

.footer__lead {
  font-family: var(--font-serif-ja);
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  font-weight: 400;
  line-height: 2;
  color: var(--color-ink);
  margin-bottom: var(--space-lg);
}

.footer__legal {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.footer__legal a {
  font-size: 0.7rem;
  color: var(--color-ink-soft);
  text-decoration: none;
  letter-spacing: 0.03em;
}

.footer__legal a:hover {
  color: var(--color-ink);
}

.footer__legal-sep {
  font-size: 0.7rem;
  color: var(--color-line);
}

.footer__copy {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--color-ink-soft);
}

/* ---------- Responsive ---------- */
.sp-br { display: none; }

@media (max-width: 600px) {
  :root {
    --space-lg:  2.5rem;
    --space-xl:  4.5rem;
    --space-2xl: 7rem;
  }

  .sp-br { display: inline; }

  .areas-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .area-item {
    padding: var(--space-sm) 0;
  }
}

/* ---------- Scroll fade-in ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}