/* ============================================================================
   Mynavi TechTus Vietnam — v2 company page styles
   Ported from 05-mockups/v2/{vi,jp}/company.html <style> + inline styles.
   Token-only: colours/sizes/spacing/radius/duration use design-system tokens.
   Raw values allowed: rgba() overlays + structural dimensions with no token.
   ============================================================================ */

/* ---------------------------------------------------------------------------
   1. PROFILE / SPEC SHEET
   --------------------------------------------------------------------------- */
.profile-grid {
  display: grid;
  grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}
.profile-grid__head { position: sticky; top: 120px; }
.container > .breadcrumb { margin-bottom: var(--sp-7); }
.profile-grid__head :is(h1, h2) {
  margin: var(--sp-5) 0 0;
  font-size: clamp(32px, 4vw, 50px);
  line-height: 1.15;
  letter-spacing: var(--ls-tight);
}
.spec-list { border-top: 1px solid var(--c-ink); }
.spec-row {
  display: grid;
  grid-template-columns: minmax(0, 210px) minmax(0, 1fr);
  gap: var(--sp-6);
  padding: var(--sp-7) 0;
  border-top: var(--border-hairline);
}
.spec-row:first-child { border-top: 0; }
.spec-key { display: flex; flex-direction: column; gap: 5px; }
.spec-key b { font-size: var(--fs-base); font-weight: var(--fw-semibold); color: var(--c-ink); }
.spec-key small {
  font-size: 10px;
  font-weight: var(--fw-semibold);
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--c-cyan);
}
.spec-val { font-size: var(--fs-lg); line-height: var(--lh-normal); color: var(--c-ink-3); }
.spec-val.lg {
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-normal);
  color: var(--c-ink);
}

/* ---------------------------------------------------------------------------
   2. CEO MESSAGE (.rp-block staircase)
   --------------------------------------------------------------------------- */
.msg-grid {
  display: grid;
  grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}
.msg-grid__figure {
  margin: 0;
  position: sticky;
  top: 120px;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--r-xl);
  clip-path: polygon(0 0, calc(100% - 64px) 0, 100% 64px, 100% 100%, 0 100%);
}
.msg-grid__figure img { width: 100%; height: 100%; object-fit: cover; }
.msg-grid__letter { min-width: 0; }
.msg-grid__letter p {
  margin: 0;
  font-size: var(--fs-lg);
  line-height: 1.9;
  color: var(--c-ink-3);
}
.msg-grid__letter > p + p { margin-top: var(--sp-5); }
.msg-grid__letter strong { color: var(--c-ink); font-weight: var(--fw-bold); }
.rp-block {
  padding: var(--sp-7) 0 var(--sp-1);
  border-top: 1px solid var(--c-line-strong);
}
.rp-block:first-of-type { margin-top: var(--sp-10); }
.rp-num {
  font-size: 40px;
  font-weight: var(--fw-light);
  letter-spacing: var(--ls-tighter);
  line-height: var(--lh-none);
  color: var(--c-muted);
}
.rp-block h3 {
  margin: 14px 0 10px;
  font-size: var(--fs-2xl);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-normal);
}
.rp-block p { margin: 0; font-size: var(--fs-md); line-height: 1.9; color: var(--c-ink-3); }
@media (min-width: 900px) {
  .rp-block:nth-of-type(1) { padding-left: 0; }
  .rp-block:nth-of-type(2) { padding-left: var(--sp-14); }
  .rp-block:nth-of-type(3) { padding-left: var(--sp-28); }
}
.msg-grid__letter blockquote {
  margin: var(--sp-12) 0 0;
  padding: var(--sp-3) 0 var(--sp-3) var(--sp-8);
  border-left: 3px solid var(--c-cyan);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: var(--fw-medium);
  line-height: 1.55;
  letter-spacing: var(--ls-tight);
  color: var(--c-ink);
}
.msg-grid__letter > p:last-of-type { margin-top: var(--sp-10); }
.msg-grid__sign {
  margin-top: var(--sp-7);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--c-line-strong);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--c-ink-4);
}
.msg-grid__sign-name { font-size: var(--fs-xl); font-weight: var(--fw-semibold); color: var(--c-ink); }

/* ---------------------------------------------------------------------------
   3. MEMBER GRID
   --------------------------------------------------------------------------- */
.member-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 28px);
}
.member-grid__divider {
  margin-bottom: var(--sp-8);
  padding-bottom: var(--sp-4);
  border-bottom: 1px solid var(--c-ink);
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: .14em;
  color: var(--c-ink);
}
.member { margin: 0; }
.member-photo {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--r-lg);
  clip-path: polygon(22px 0, 100% 0, 100% 100%, 0 100%, 0 22px);
  background: var(--c-surface-2);
}
.member-photo img { width: 100%; height: 100%; object-fit: cover; }
.member figcaption {
  margin-top: var(--sp-4);
  /* JP pages use a Japanese font stack without Vietnamese glyphs; names/roles
     are Vietnamese, so render them with the bundled VI font. */
  font-family: 'Be Vietnam Pro', 'Noto Sans JP', system-ui, sans-serif;
}
.member figcaption b {
  display: block;
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-normal);
}
.member figcaption span {
  display: block;
  margin-top: 6px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  color: var(--c-cyan);
}
@media (min-width: 640px) {
  .member-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .member:nth-child(even) { margin-top: 44px; }
}
@media (min-width: 1024px) {
  .member-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); max-width: 960px; }
}

/* ---------------------------------------------------------------------------
   4. CERT STRIP
   --------------------------------------------------------------------------- */
.cert-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-7) var(--sp-10);
  padding: var(--sp-10) 0;
  border-top: 1px solid var(--c-line-strong);
  border-bottom: 1px solid var(--c-line-strong);
}
.cert-strip picture {
  display: inline-block;
}
.cert-logo {
  height: 56px;
  width: auto;
  object-fit: contain;
  filter: grayscale(1);
  opacity: .72;
  transition: filter var(--dur-4) var(--ease), opacity var(--dur-4) var(--ease);
}
.cert-logo:hover { filter: grayscale(0); opacity: 1; }
/* Per-mark heights (company mockup): taller/shorter marks stay visually balanced. */
.cert-logo.cert-logo--52 { height: 52px; }
.cert-logo.cert-logo--64 { height: 64px; }
.cert-logo.cert-logo--68 { height: 68px; }
.cert-strip__note { margin: var(--sp-7) 0 0; font-size: var(--fs-md); line-height: 1.8; color: var(--c-ink-3); }

/* ---------------------------------------------------------------------------
   5. OFFICE GRID
   --------------------------------------------------------------------------- */
.office-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(36px, 5vw, 64px) clamp(24px, 3vw, 48px);
}
.office-item { margin: 0; }
.office-media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; border-radius: var(--r-xl); }
.office-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-5) var(--ease);
  clip-path: polygon(0 0, calc(100% - 40px) 0, 100% 40px, 100% 100%, 0 100%);
}
.office-item:hover .office-media img { transform: scale(1.05); }
.office-item__pill {
  display: inline-flex;
  margin-top: var(--sp-6);
  background: var(--c-cyan);
  color: var(--c-on-dark);
  border-radius: var(--r-pill);
  padding: var(--sp-1) var(--sp-3);
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
}
.office-item__pill--branch {
  background: transparent;
  border: 1px solid var(--c-line-strong);
  color: var(--c-ink);
  padding: 3px var(--sp-3);
}
.office-item__pill--rep { background: var(--c-ink); }
.office-item h3 {
  margin: var(--sp-4) 0 10px;
  font-size: var(--fs-3xl);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-normal);
}
.office-item__address { margin: 0; font-size: var(--fs-base); line-height: 1.8; color: var(--c-ink-3); }
.office-item__tel {
  display: inline-flex;
  align-items: center;
  min-height: var(--control-sm);
  margin-top: var(--sp-2);
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--c-cyan);
}

/* ---------------------------------------------------------------------------
   6. RESPONSIVE (768 / 900 / 1024)
   --------------------------------------------------------------------------- */
@media (min-width: 768px) {
  .office-item:nth-child(even) { margin-top: 48px; }
}
@media (min-width: 1024px) {
  .office-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .office-item:nth-child(even) { margin-top: 0; }
}
@media (max-width: 900px) {
  .profile-grid { grid-template-columns: minmax(0, 1fr); gap: var(--sp-8); }
  .profile-grid__head { position: static; }
  .msg-grid { grid-template-columns: minmax(0, 1fr); gap: var(--sp-9); }
  .msg-grid__figure { position: static; }
}
@media (max-width: 768px) {
  .spec-row { grid-template-columns: minmax(0, 1fr); gap: var(--sp-2); }
  .office-grid { grid-template-columns: minmax(0, 1fr); }
  .office-item:nth-child(even) { margin-top: 0; }
  html[lang="ja"] .language-switch::before { content: "Tiếng Việt ↗"; }
}