/* Osakana Mare — shared site styles */

:root {
  --color-bg: oklch(0.965 0.002 250);
  --color-text: oklch(0.28 0.01 250);
  --color-text-strong: oklch(0.26 0.02 250);
  --color-text-muted: oklch(0.42 0.01 250);
  --color-text-soft: oklch(0.5 0.01 250);
  --color-heading: oklch(0.28 0.02 250);
  --color-link: oklch(0.5 0.1 235);
  --color-link-hover: oklch(0.4 0.12 235);
  --color-eyebrow: oklch(0.5 0.02 235);
  --color-border: oklch(0.9 0.003 250);
  --color-border-soft: oklch(0.91 0.003 250);
  --color-surface: oklch(0.99 0.001 250);
  --color-surface-muted: oklch(0.97 0.001 250);
  --color-input-border: oklch(0.85 0.003 250);
  --color-badge-blue-bg: oklch(0.92 0.04 228);
  --color-badge-blue-text: oklch(0.34 0.08 235);
  --color-badge-pink-bg: oklch(0.93 0.05 350);
  --color-badge-pink-text: oklch(0.4 0.1 350);
  --color-dot-accent: oklch(0.75 0.06 228);
  --color-icon-circle: oklch(0.9 0.045 228);
  --font-heading: 'Zen Old Mincho', serif;
  --font-body: 'Noto Sans JP', sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  background-image:
    radial-gradient(circle at 15% -10%, oklch(0.94 0.03 228 / 0.55), transparent 42%),
    radial-gradient(circle at 105% 15%, oklch(0.94 0.025 340 / 0.35), transparent 45%);
  background-attachment: fixed;
  font-family: var(--font-body);
  color: var(--color-text);
  line-height: 1.8;
  min-height: 100vh;
}

a {
  color: var(--color-link);
  text-decoration: none;
}
a:hover {
  color: var(--color-link-hover);
}

.page {
  min-height: 100vh;
}

/* — header / nav — */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(0.98 0.001 250 / 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 18px clamp(20px, 4vw, 40px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.brand {
  font-family: var(--font-heading);
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: 0.04em;
  color: var(--color-text-strong);
  font-weight: 600;
  transition: color 0.25s ease;
}
.brand:hover {
  color: var(--color-link-hover);
}
.nav {
  display: flex;
  gap: clamp(12px, 2vw, 28px);
  flex-wrap: wrap;
  font-size: 14px;
}
.nav a {
  font-weight: 500;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.25s ease, border-color 0.25s ease;
  color: oklch(0.35 0.01 250);
}
.nav a:hover {
  color: var(--color-link-hover);
  border-color: oklch(0.6 0.1 235);
}
.nav a.is-active {
  color: var(--color-link-hover);
}

/* — footer — */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 32px clamp(20px, 4vw, 40px);
  text-align: center;
}
.site-footer p {
  font-size: 13px;
  color: var(--color-text-soft);
  margin: 0;
}

/* — main layout — */
main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
}
main.narrow {
  padding: clamp(40px, 6vw, 70px) clamp(20px, 4vw, 40px);
}

/* — page header (title + eyebrow) — */
.page-title {
  font-family: var(--font-heading);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--color-heading);
}
.page-eyebrow {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--color-eyebrow);
  margin: 0 0 32px;
}

/* — link with hover letter-spacing — */
.link-arrow {
  transition: letter-spacing 0.25s ease;
  display: inline-block;
}
.link-arrow:hover {
  letter-spacing: 0.03em;
}

/* — kicker label — */
.kicker {
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--color-eyebrow);
  font-weight: 500;
  margin: 0 0 16px;
  text-align: center;
}

/* — badges / tags — */
.badge {
  font-size: 13px;
  padding: 3px 10px;
  border-radius: 3px;
  font-weight: 500;
}
.badge-blue {
  background: var(--color-badge-blue-bg);
  color: var(--color-badge-blue-text);
}
.badge-pink {
  background: var(--color-badge-pink-bg);
  color: var(--color-badge-pink-text);
}

/* — Home: hero — */
.hero {
  padding: clamp(60px, 10vw, 110px) 0 clamp(50px, 8vw, 80px);
  text-align: center;
}
.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.4;
  margin: 0 0 24px;
  color: var(--color-heading);
  font-weight: 600;
}
.hero p {
  max-width: 560px;
  margin: 0 auto;
  color: var(--color-text-muted);
  font-size: 16px;
}

/* — Home: news / products teaser sections — */
.teaser {
  padding: clamp(30px, 4vw, 50px) 0;
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.teaser--products {
  padding-bottom: clamp(60px, 8vw, 90px);
}
.teaser-news-row {
  display: flex;
  gap: 24px;
  align-items: baseline;
  flex-wrap: wrap;
  justify-content: center;
}
.teaser-news-row .news-date {
  font-size: 13px;
  color: var(--color-text-soft);
}
.teaser-news-row .news-title {
  font-size: 15px;
  color: oklch(0.3 0.01 250);
}
.teaser p.body {
  font-size: 15px;
  color: var(--color-text-muted);
  margin: 0 0 16px;
}
.teaser p.link-row {
  margin-top: 16px;
  text-align: center;
}

/* — News list page — */
.news-list {
  max-width: 720px;
  display: flex;
  flex-direction: column;
}
.news-row {
  display: flex;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: baseline;
  flex-wrap: wrap;
  transition: padding-left 0.25s ease;
}
.news-row:hover {
  padding-left: 6px;
}
.news-row .news-date {
  font-size: 13px;
  color: var(--color-text-soft);
  min-width: 96px;
  letter-spacing: 0.03em;
}
.news-row .news-title {
  font-size: 15px;
  color: oklch(0.3 0.01 250);
}

/* — Disclaimer / Privacy: info list — */
.info-list {
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}
.info-list h3 {
  font-size: 15.5px;
  font-weight: 600;
  margin: 0 0 8px;
  color: oklch(0.32 0.02 250);
}
.info-list p {
  font-size: 14.5px;
  color: var(--color-text-muted);
  margin: 0;
}

/* — Philosophy — */
.philosophy-lead {
  max-width: 680px;
  font-size: 16px;
  color: var(--color-text-muted);
  margin: 0 0 44px;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.value-card {
  background: var(--color-surface);
  border-radius: 4px;
  padding: 28px 26px;
  border: 1px solid var(--color-border-soft);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.value-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px oklch(0.5 0.02 250 / 0.12);
}
.value-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--color-icon-circle);
  margin-bottom: 18px;
}
.value-card h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 10px;
  color: oklch(0.3 0.02 250);
}
.value-card p {
  font-size: 14.5px;
  color: oklch(0.45 0.01 250);
  margin: 0;
}

/* — Products — */
.products-lead {
  max-width: 680px;
  font-size: 16px;
  color: var(--color-text-muted);
  margin: 0 0 8px;
}
.products-sub {
  font-size: 13px;
  color: var(--color-text-soft);
  margin: 0 0 50px;
}
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-soft);
  border-radius: 6px;
  padding: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: minmax(160px, 220px) 1fr;
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
  transition: box-shadow 0.25s ease;
}
.product-card:hover {
  box-shadow: 0 10px 26px oklch(0.5 0.02 250 / 0.12);
}
.product-icon-placeholder {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 22px;
  background: repeating-linear-gradient(45deg, oklch(0.93 0.01 235), oklch(0.93 0.01 235) 10px, oklch(0.96 0.005 235) 10px, oklch(0.96 0.005 235) 20px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 12px;
}
.product-icon-placeholder span {
  font-family: monospace;
  font-size: 11px;
  color: oklch(0.45 0.02 235);
  line-height: 1.6;
}
.product-meta-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.product-category {
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--color-eyebrow);
  font-weight: 500;
  margin: 0;
}
.status-badge {
  font-size: 12px;
  background: oklch(0.94 0.008 250);
  color: var(--color-text-soft);
  padding: 2px 10px;
  border-radius: 3px;
  border: 1px solid var(--color-border);
}
.product-card h3 {
  font-family: var(--font-heading);
  font-size: clamp(20px, 2.4vw, 26px);
  font-weight: 600;
  margin: 0 0 14px;
  color: var(--color-heading);
}
.product-card > div > p {
  font-size: 15px;
  color: var(--color-text-muted);
  margin: 0 0 24px;
  max-width: 520px;
}
.feature-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature-list li {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 14.5px;
  color: oklch(0.38 0.01 250);
}
.feature-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-dot-accent);
  flex-shrink: 0;
  margin-top: 6px;
}

/* — Contact — */
.contact-lead {
  max-width: 520px;
  color: var(--color-text-muted);
  font-size: 15px;
  margin: 0 0 40px;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  max-width: 900px;
}
.contact-info dl {
  margin: 0;
  font-size: 14.5px;
  color: oklch(0.38 0.01 250);
}
.contact-info dt {
  font-weight: 600;
  color: oklch(0.32 0.02 250);
}
.contact-info dd {
  margin: 4px 0 16px;
}
.contact-note {
  font-size: 13.5px;
  color: var(--color-text-soft);
  margin: 16px 0 0;
}
.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border-soft);
  border-radius: 6px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.field label {
  font-size: 13px;
  color: var(--color-text-muted);
  font-weight: 500;
}
.field input,
.field textarea {
  padding: 10px 12px;
  border-radius: 4px;
  border: 1px solid var(--color-input-border);
  font-size: 14px;
  font-family: inherit;
  background: var(--color-surface-muted);
}
.field textarea {
  resize: vertical;
}
.contact-form button {
  margin-top: 6px;
  padding: 12px 22px;
  border-radius: 6px;
  border: none;
  background: oklch(0.88 0.05 228);
  color: oklch(0.3 0.09 235);
  font-size: 14.5px;
  font-weight: 600;
  cursor: not-allowed;
  align-self: flex-start;
  opacity: 0.7;
}