/* =========================================================
   BLOOMLY corporate site — design system + component styles
   Mobile-first. min-width media queries.
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }

/* ---------- Design tokens ---------- */
:root {
  /* Color palette */
  --color-sky-light: #C7DAF7;
  --color-sky-mid: #9DBBEE;
  --color-sky-deep: #6E93D6;
  --color-accent: #2B5A4A;
  --color-cream: #F2F6FB;
  --color-white: #ffffff;
  --color-ink: #1B2430;
  --color-text: #26303A;
  --color-text-muted: #6C7A86;
  --color-border: #DCE6F2;
  --color-error: #c0392b;
  --color-success: #2f8f5b;
  --color-warning: #b8860b;

  /* Typography: Japanese text renders via the OS system font (Hiragino on
     Mac, Meiryo on Windows) rather than a downloaded JP webfont, matching
     the reference site; Noto Sans/Outfit only supply Latin glyphs. */
  --font-base: "Noto Sans", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  --font-display: "Outfit", "Noto Sans", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;

  --fs-h1: clamp(2.2rem, 6vw, 4rem);
  --fs-h2: clamp(1.6rem, 4vw, 2.5rem);
  --fs-h3: clamp(1.15rem, 3vw, 1.5rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-caption: 0.75rem;

  /* Spacing scale */
  --sp-4: 4px;
  --sp-8: 8px;
  --sp-16: 16px;
  --sp-24: 24px;
  --sp-32: 32px;
  --sp-64: 64px;
  --sp-96: 96px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 12px;
  --radius-lg: 28px;

  /* Shadow */
  --shadow-sm: 0 2px 8px rgba(36, 27, 30, 0.08);
  --shadow-md: 0 8px 24px rgba(36, 27, 30, 0.12);
  --shadow-lg: 0 16px 48px rgba(36, 27, 30, 0.16);

  /* Motion */
  --transition-fast: 0.18s ease;
  --transition-base: 0.32s cubic-bezier(0.22, 0.61, 0.36, 1);

  --container-max: 1200px;
  --header-h: 64px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Base ---------- */
html, body { background: var(--color-white); }
body {
  font-family: var(--font-base);
  font-size: var(--fs-body);
  line-height: 1.9;
  color: var(--color-text);
  overflow-x: hidden;
}
main { display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-ink);
}
h1 { font-size: var(--fs-h1); line-height: 1.15; letter-spacing: 0.01em; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

#news-heading, #company-heading, #recruit-heading, #contact-heading {
  font-size: calc(var(--fs-h2) - 10pt);
}
#company-heading {
  margin-bottom: var(--sp-24);
}

p { max-width: 62ch; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 16px;
}
@media (min-width: 768px) {
  .container { padding-inline: 40px; }
}

.eyebrow {
  display: block;
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  margin-bottom: var(--sp-8);
}
@media (min-width: 768px) {
  .eyebrow { font-size: 20px; }
}

.section-heading { margin-bottom: var(--sp-32); }
.section-heading h2 { margin-top: 4px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-8);
  min-height: 44px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  letter-spacing: 0.08em;
  font-weight: 700;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.btn::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
  margin-left: 4px;
}
.btn-primary {
  background: var(--color-ink);
  color: var(--color-white);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline {
  border: 1px solid var(--color-ink);
  background: transparent;
}
.btn-outline:hover { background: var(--color-ink); color: var(--color-white); }

.skip-link {
  position: absolute;
  left: 8px;
  top: -60px;
  background: var(--color-ink);
  color: var(--color-white);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  z-index: 200;
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 8px; }

/* ---------- Header ---------- */
.l-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: transparent;
}
.l-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-sky-light);
  clip-path: polygon(0 0, 88% 0, 78% 100%, 0 100%);
  z-index: -1;
}
@media (min-width: 768px) {
  .l-header::before { clip-path: polygon(0 0, 94% 0, 88% 100%, 0 100%); }
}
.l-header__bar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 16px;
}
.l-header__logo {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-ink);
}
.l-header__nav {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--color-white);
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  overflow-y: auto;
}
.l-header__nav.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}
.l-header__nav ul {
  display: flex;
  flex-direction: column;
  padding: var(--sp-32) 24px;
  gap: var(--sp-24);
}
.l-header__nav a {
  display: flex;
  flex-direction: column;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}
.l-header__nav a span.sub {
  font-family: var(--font-base);
  font-size: var(--fs-caption);
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  margin-top: 2px;
}
.menu-toggle {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-sm);
  background: var(--color-white);
}
.menu-toggle__box { position: relative; width: 20px; height: 14px; }
.menu-toggle__box span {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: var(--color-ink);
  transition: transform var(--transition-fast), opacity var(--transition-fast), top var(--transition-fast);
}
.menu-toggle__box span:nth-child(1) { top: 0; }
.menu-toggle__box span:nth-child(2) { top: 6px; }
.menu-toggle__box span:nth-child(3) { top: 12px; }
.menu-toggle[aria-expanded="true"] .menu-toggle__box span:nth-child(1) { top: 6px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__box span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle__box span:nth-child(3) { top: 6px; transform: rotate(-45deg); }

/* Note: the reference site keeps the hamburger/drawer nav at every breakpoint
   (no inline desktop nav), so no min-width override switches this to a row. */

/* ---------- Intro wrapper (hero + lead share one diagonal background) ---------- */
.c-intro {
  position: relative;
  background: var(--color-white);
  overflow: hidden;
}
.c-intro::before {
  content: "";
  position: absolute;
  top: -8%;
  right: -20%;
  width: 90%;
  height: 145%;
  background: var(--color-sky-light);
  transform: rotate(-10deg);
  z-index: 0;
}

/* ---------- Hero ---------- */
.c-hero {
  position: relative;
  z-index: 1;
  height: 92vh;
  min-height: 560px;
  max-height: 820px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.c-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.c-hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.c-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 25, 20, 0.28) 0%, rgba(15, 25, 20, 0.32) 40%, rgba(15, 25, 20, 0.32) 60%, rgba(15, 25, 20, 0.15) 100%);
}
.c-hero__body {
  position: relative;
  z-index: 2;
  padding: 0 16px;
  color: var(--color-white);
  text-align: center;
}
.c-hero__body h1 {
  color: var(--color-white);
  text-shadow: 0 2px 20px rgba(15,25,20,0.5);
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.c-hero__scroll {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: var(--fs-caption);
  letter-spacing: 0.2em;
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 8px;
}
.c-hero__scroll::after {
  content: "";
  width: 1px;
  height: 40px;
  background: var(--color-white);
  animation: scrollLine 1.8s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- Lead section ---------- */
.c-lead {
  position: relative;
  z-index: 1;
  margin-top: 16px;
  padding: 0 0 var(--sp-64);
}
.c-lead__grid { display: grid; gap: 0; }
.c-lead__text {
  position: relative;
  z-index: 2;
  background: var(--color-white);
  padding: var(--sp-32) 24px var(--sp-32) 32px;
}
.c-lead__text h2 { font-size: clamp(1.25rem, 2.6vw, 1.75rem); margin-bottom: var(--sp-24); }
.c-lead__text p + p { margin-top: var(--sp-16); }
@media (min-width: 1024px) {
  .c-lead { margin-top: -8px; padding-bottom: var(--sp-96); }
  .c-lead__text { max-width: 960px; padding: var(--sp-64) var(--sp-64) var(--sp-64) var(--sp-32); }
}

/* ---------- Section shell ---------- */
.section { padding: var(--sp-64) 0; }
.section--sky { background: var(--color-sky-light); }
.section--cream { background: var(--color-cream); }

/* ---------- Media section ---------- */
.c-media__grid { display: grid; gap: var(--sp-32); align-items: center; }
.c-media__image { }
/* Typography measured from dinette.co.jp's MEDIA section: fixed sizes at every
   viewport (label 20px/400/2px, heading 24px/700/1.2px, body 12px/700).
   Mobile keeps slightly larger, more readable sizes. */
.c-media__grid .eyebrow {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.1em;
  line-height: 1.2;
}
.c-media__grid h2 {
  font-family: var(--font-base);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1.667;
}
.c-media__grid p {
  font-size: 14px;
  font-weight: 700;
  line-height: 2;
}
@media (min-width: 768px) {
  .c-media__grid .eyebrow { font-size: 20px; }
  .c-media__grid h2 { font-size: 24px; }
  .c-media__grid p { font-size: 12px; }
}
.c-media__social { display: flex; gap: var(--sp-16); margin-top: var(--sp-24); }
.c-media__social a {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--color-ink);
  border-radius: 50%;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.c-media__social a:hover { background: var(--color-ink); color: var(--color-white); }
@media (min-width: 1024px) {
  .c-media__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-64); }
}

/* ---------- Original brand ---------- */
.c-brand { padding: var(--sp-64) 0; }
.c-brand__item {
  display: grid;
  gap: var(--sp-24);
  align-items: center;
  padding: var(--sp-32) 0;
}
.c-brand__item:not(:last-child) { border-bottom: 1px solid var(--color-border); }
.c-brand__item h2 { font-size: 20px; font-weight: 700; letter-spacing: 0.05em; }
.c-brand__image { }
.c-brand__item--reverse .c-brand__image { order: 2; }
.c-brand__image img { max-width: 75%; margin: 0 auto; }
@media (min-width: 768px) {
  .c-brand__item h2 { font-size: 24px; }
}
@media (min-width: 1024px) {
  .c-brand__item { grid-template-columns: 1fr 1fr; gap: var(--sp-64); }
}

/* ---------- News ---------- */
.c-news { position: relative; overflow: hidden; }
.c-news__swipe {
  position: absolute;
  top: 0;
  right: 0;
  width: 340px;
  max-width: 45%;
  height: auto;
  z-index: 0;
  pointer-events: none;
  opacity: 0.9;
}
.c-news__list { position: relative; z-index: 1; margin-top: var(--sp-32); }
.c-news__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px var(--sp-24);
  padding: var(--sp-24) 0;
  border-bottom: 1px solid rgba(36, 27, 30, 0.15);
}
.c-news__date { font-family: var(--font-display); font-size: var(--fs-small); color: var(--color-text); flex-shrink: 0; }
.c-news__title { font-size: var(--fs-body); line-height: 1.6; }
.c-news__item a:hover .c-news__title { text-decoration: underline; }
.c-news__more { margin-top: var(--sp-32); }
@media (min-width: 768px) {
  .c-news__item { flex-wrap: nowrap; }
  .c-news__date { width: 120px; }
}

/* ---------- Company ---------- */
.c-company__grid { display: grid; gap: var(--sp-32); }
.c-company dl { display: grid; grid-template-columns: 110px 1fr; row-gap: var(--sp-16); column-gap: var(--sp-16); }
.c-company dt { font-family: var(--font-display); font-size: var(--fs-small); color: var(--color-text-muted); letter-spacing: 0.06em; }
.c-company dd { }
.c-company__map-link { margin-top: var(--sp-24); }
.c-company__wordmark {
  display: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  letter-spacing: 0.08em;
  color: var(--color-ink);
  text-align: center;
}
@media (min-width: 1024px) {
  .c-company__grid { grid-template-columns: 1fr 1fr; gap: var(--sp-64); align-items: center; }
  .c-company__wordmark { display: block; }
}

/* ---------- Message ---------- */
.c-message__grid { display: grid; gap: var(--sp-32); align-items: center; }
.c-message__quote { font-size: 1rem; font-weight: 700; color: var(--color-ink); margin-bottom: var(--sp-16); }
.c-message__name { margin-top: var(--sp-24); }
.c-message__name .role { display: block; font-size: var(--fs-small); color: var(--color-text-muted); }
.c-message__name .name { font-family: var(--font-display); font-size: 1.25rem; }

/* ---------- Recruit ---------- */
.c-recruit p { max-width: 56ch; }
.c-recruit a { text-decoration: underline; text-underline-offset: 3px; color: var(--color-ink); font-weight: 700; }

/* ---------- Contact CTA ---------- */
.c-contact-cta {
  position: relative;
  background: var(--color-sky-light);
  padding: var(--sp-96) 0;
  overflow: hidden;
}
.c-contact-cta__swipe {
  position: absolute;
  left: -60px;
  top: 50%;
  transform: translateY(-50%);
  width: 420px;
  max-width: 60%;
  z-index: 0;
  pointer-events: none;
  opacity: 0.95;
}
.c-contact-cta__card {
  position: relative;
  z-index: 1;
  background: var(--color-white);
  max-width: 560px;
  margin-inline: auto;
  padding: var(--sp-64) var(--sp-32);
  text-align: center;
}
.c-contact-cta h2 { margin-bottom: var(--sp-8); }
.c-contact-cta p { margin-inline: auto; margin-bottom: var(--sp-32); }
.c-contact-cta .btn-primary { background: var(--color-ink); color: var(--color-white); }

/* ---------- Footer ---------- */
.l-footer { background: var(--color-sky-light); padding: var(--sp-64) 0 var(--sp-32); }
.l-footer__grid {
  display: flex;
  flex-direction: column;
  gap: var(--sp-32);
}
.l-footer__nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-16) var(--sp-24);
  font-size: var(--fs-small);
}
.l-footer__sns {
  display: flex;
  gap: var(--sp-16);
}
.l-footer__sns a {
  width: 36px; height: 36px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-white);
  font-size: var(--fs-caption);
}
.l-footer__legal ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-8) var(--sp-16);
  font-size: var(--fs-caption);
}
.l-footer__copyright {
  font-size: var(--fs-caption);
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}
@media (min-width: 1024px) {
  .l-footer__grid { flex-direction: row; justify-content: space-between; align-items: flex-start; }
  .l-footer__aside { display: flex; flex-direction: column; align-items: flex-end; gap: var(--sp-16); }
  .l-footer__legal ul { justify-content: flex-end; }
}

/* ---------- Breadcrumb ---------- */
.c-breadcrumb {
  padding: calc(var(--header-h) + 24px) 0 0;
}
.c-breadcrumb ol { display: flex; flex-wrap: wrap; gap: 4px; font-size: var(--fs-caption); color: var(--color-text-muted); }
.c-breadcrumb a { color: var(--color-accent); }
.c-breadcrumb li:not(:last-child)::after { content: "/"; margin-left: 4px; }

/* ---------- Inner page hero ---------- */
.c-page-header { padding: var(--sp-32) 0 var(--sp-32); }
.c-page-header h1 { font-size: var(--fs-h2); }

/* ---------- Article ---------- */
.c-article { padding: var(--sp-32) 0 var(--sp-64); }
.c-article__meta { display: flex; gap: var(--sp-16); align-items: center; margin-bottom: var(--sp-16); color: var(--color-text-muted); font-size: var(--fs-small); }
.c-article__figure { margin: var(--sp-32) 0; }
.c-article__body > * + * { margin-top: var(--sp-16); }
.c-article__body h2 { margin-top: var(--sp-32); }

/* ---------- Form ---------- */
.c-form { max-width: 640px; margin-inline: auto; }
.c-form__row { margin-bottom: var(--sp-24); }
.c-form__row label {
  display: block;
  font-weight: 700;
  margin-bottom: var(--sp-8);
  font-size: var(--fs-small);
}
.c-form__required { color: var(--color-error); margin-left: 4px; font-size: var(--fs-caption); }
.c-form__row input,
.c-form__row textarea,
.c-form__row select {
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 16px;
  background: var(--color-white);
}
.c-form__row textarea { min-height: 160px; resize: vertical; }
.c-form__row input:focus,
.c-form__row textarea:focus,
.c-form__row select:focus {
  border-color: var(--color-accent);
}
.c-form__error {
  color: var(--color-error);
  font-size: var(--fs-small);
  margin-top: 6px;
  display: none;
}
.c-form__row[data-invalid="true"] input,
.c-form__row[data-invalid="true"] textarea { border-color: var(--color-error); }
.c-form__row[data-invalid="true"] .c-form__error { display: block; }
.c-form__consent { display: flex; align-items: flex-start; gap: 10px; font-size: var(--fs-small); }
.c-form__consent input { width: 20px; height: 20px; margin-top: 2px; }
.c-form__submit { text-align: center; margin-top: var(--sp-32); }
.c-form__submit button { width: 100%; justify-content: center; }
@media (min-width: 480px) {
  .c-form__submit button { width: auto; min-width: 240px; }
}
.c-form__status { text-align: center; margin-top: var(--sp-16); font-size: var(--fs-small); }

/* ---------- Utility pages ---------- */
.c-simple-page { padding: calc(var(--header-h) + 48px) 0 var(--sp-96); }
.c-simple-page h2 { margin-top: var(--sp-32); margin-bottom: var(--sp-16); }
.c-simple-page table { width: 100%; border-collapse: collapse; margin-top: var(--sp-16); }
.c-simple-page th, .c-simple-page td { text-align: left; padding: 12px; border: 1px solid var(--color-border); vertical-align: top; }
.c-simple-page th { background: var(--color-cream); width: 30%; }

.c-404 {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--sp-32) 16px;
  background: var(--color-cream);
}
.c-404__code { font-family: var(--font-display); font-size: clamp(3rem, 12vw, 6rem); color: var(--color-sky-deep); }

/* ---------- Skeleton / loading ---------- */
.is-loading { position: relative; color: transparent !important; pointer-events: none; }
.is-loading::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(90deg, var(--color-border) 25%, var(--color-cream) 50%, var(--color-border) 75%);
  background-size: 200% 100%;
  animation: skeleton 1.4s ease-in-out infinite;
  border-radius: inherit;
}
@keyframes skeleton {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}