/* ============================================================
   SAKUMI LIFESCIENCES — Main Stylesheet
   Mobile-first, minimal, science-led design
   Grayscale palette
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --primary:       #4A4A4A;
  --primary-light: #666666;
  --primary-dark:  #FFFFFF;
  --accent:        #707070;
  --text-dark:     #171717;
  --text-body:     #404040;
  --text-muted:    #707070;
  --bg-white:      #FFFFFF;
  --bg-light:      #FFFFFF;
  --bg-section:    #FFFFFF;
  --border:        #DDDDDD;
  --shadow-sm:     0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:     0 6px 24px rgba(0,0,0,0.14);
  --radius:        8px;
  --radius-lg:     16px;
  --font-sans:     'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif:    Georgia, 'Times New Roman', serif;
  --transition:    0.2s ease;
  --max-w:         1200px;
  --nav-h:         72px;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--text-body);
  background: var(--bg-white);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, video, svg { display: block; max-width: 100%; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-light); }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  color: var(--text-dark);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.1rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ---------- Layout Helpers ---------- */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.section {
  padding-block: 5rem;
}

.section--light { background: var(--bg-light); }
.section--accent { background: var(--bg-section); }
.section--dark  { background: var(--bg-section); color: var(--text-body); }
.section--dark h2, .section--dark h3 { color: var(--text-dark); }
.section--dark p { color: var(--text-body); }

.section__header {
  max-width: 700px;
  margin-bottom: 3rem;
}

.section__header--center {
  text-align: center;
  margin-inline: auto;
}

.section__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary-light);
  margin-bottom: 0.75rem;
}

.section--dark .section__label { color: var(--text-muted); }

.divider {
  width: 48px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
  margin-top: 1rem;
}

.section__header--center .divider { margin-inline: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary {
  background: #D8D8D8;
  color: var(--text-dark);
  border-color: var(--primary);
}
.btn--primary:hover {
  background: #C8C8C8;
  border-color: #C8C8C8;
  color: var(--text-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--opportunities,
.btn--opportunities:hover {
  background: #FFFFFF;
  border-color: #D8D8D8;
  color: var(--text-dark);
}

.btn--contact-burgundy,
.btn--contact-burgundy:hover {
  background: #C08088;
  border-color: #C08088;
  color: var(--text-dark);
}

.btn--outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn--outline:hover {
  background: #FFFFFF;
  color: var(--text-dark);
}

.btn--white {
  background: #FFFFFF;
  color: var(--text-dark);
  border-color: #E5E5E5;
}
.btn--white:hover {
  background: #D8D8D8;
  color: var(--text-dark);
}

/* ---------- HEADER & NAVIGATION ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: #800020;
  border-bottom: 1px solid rgba(255,255,255,0.18);
  height: var(--nav-h);
  display: flex;
  align-items: center;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: 1.25rem;
  height: 100%;
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  background: #E0E0E0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav__logo-name {
  font-size: 1rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.02em;
}

.nav__logo-sub {
  font-size: 0.65rem;
  font-weight: 500;
  color: rgba(255,255,255,0.78);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Desktop menu */
.nav__menu {
  display: none;
  align-items: center;
  gap: 0.25rem;
  height: 100%;
}

.nav__item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav__link {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0 0.875rem;
  height: 100%;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.9);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all var(--transition);
}

.nav__link:hover,
.nav__item:hover > .nav__link {
  color: #FFFFFF;
  border-bottom-color: #FFFFFF;
}

.nav__link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition);
}

.nav__item:hover > .nav__link svg {
  transform: rotate(180deg);
}

/* Dropdown */
.nav__dropdown {
  position: absolute;
  top: calc(100% + 0px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 200px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 0.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  transform: translateX(-50%) translateY(6px);
}

.nav__item:hover .nav__dropdown {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.nav__dropdown-link {
  display: block;
  padding: 0.6rem 0.875rem;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-body);
  transition: all var(--transition);
}

.nav__dropdown-link:hover {
  background: var(--bg-section);
  color: var(--primary);
}

/* CTA */
.nav__cta {
  display: none;
  margin-left: 1rem;
}

/* Hamburger */
.nav__hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 6px;
  border-radius: var(--radius);
  transition: background var(--transition);
}

.nav__hamburger:hover { background: rgba(255,255,255,0.12); }

.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #FFFFFF;
  border-radius: 2px;
  transition: all var(--transition);
}

.nav__hamburger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger.is-open span:nth-child(2) { opacity: 0; }
.nav__hamburger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile drawer */
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-white);
  overflow-y: auto;
  z-index: 890;
  padding: 1.5rem 1.25rem;
  border-top: 1px solid var(--border);
}

.nav__mobile.is-open { display: block; }

.nav__mobile-group {
  margin-bottom: 1.5rem;
}

.nav__mobile-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.25rem 0;
  margin-bottom: 0.5rem;
}

.nav__mobile-link {
  display: block;
  padding: 0.75rem 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-body);
  border-bottom: 1px solid var(--border);
  transition: color var(--transition);
}

.nav__mobile-link:hover { color: var(--primary); }

.nav__mobile-cta {
  margin-top: 1.5rem;
  display: block;
  text-align: center;
}

/* Responsive nav breakpoint */
@media (min-width: 900px) {
  .nav__menu { display: flex; }
  .nav__cta { display: block; }
  .nav__hamburger { display: none; }
}

/* ---------- BREADCRUMB ---------- */
.breadcrumb {
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-light);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.breadcrumb__item:not(:last-child)::after {
  content: '/';
  margin-left: 0.5rem;
  color: var(--border);
}

.breadcrumb__link {
  color: var(--primary);
  font-weight: 500;
}
.breadcrumb__link:hover { text-decoration: underline; }
.breadcrumb__current { font-weight: 500; color: var(--text-body); }

/* ---------- HERO ---------- */
.hero {
  padding-block: 6rem 5rem;
  background: #FFFFFF;
  color: var(--text-dark);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.hero .container { position: relative; z-index: 1; }

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-body);
  margin-bottom: 1.25rem;
}

.hero__eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: #777;
  border-radius: 2px;
}

.hero h1 {
  color: var(--text-dark);
  margin-bottom: 1rem;
}

.hero__tagline {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  font-weight: 400;
  color: var(--text-body);
  max-width: 640px;
  margin-bottom: 2.5rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ---------- PAGE HERO (inner pages) ---------- */
.page-hero {
  background: #FFFFFF;
  color: var(--text-dark);
  padding-block: 4rem 3.5rem;
}

.page-hero h1 { color: var(--text-dark); margin-bottom: 0.5rem; }

.page-hero__sub {
  font-size: 1.1rem;
  color: var(--text-body);
  max-width: 600px;
}

/* ---------- CARDS ---------- */
.card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card__img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: var(--bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.card__img--placeholder {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

.card__body {
  padding: 1.75rem;
}

.card__tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary-light);
  margin-bottom: 0.75rem;
}

.card__title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.card__text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---------- GRID LAYOUTS ---------- */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid--2 { grid-template-columns: 1fr; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr 1fr; }

@media (min-width: 640px) {
  .grid--2 { grid-template-columns: repeat(2, 1fr); }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- LEADERSHIP ---------- */
.leader-card {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: box-shadow var(--transition);
}

.leader-card:hover { box-shadow: var(--shadow-md); }

.leader-card__photo {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--bg-section);
  border: 3px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.leader-card__photo-placeholder {
  font-size: 2rem;
  color: var(--text-muted);
}

.leader-card__name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.2rem;
}

.leader-card__role {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.leader-card__linkedin {
  display: inline-flex;
  width: 14px;
  height: 14px;
  margin-left: 0.2rem;
  color: var(--text-body);
  vertical-align: -2px;
}

.leader-card__linkedin svg { width: 100%; height: 100%; }
.leader-card__linkedin:hover { color: var(--text-dark); }

.leader-card__bio {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.7;
}

/* ---------- CAREER AREAS ---------- */
.career-area {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.5rem;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition);
}

.career-area:hover { box-shadow: var(--shadow-sm); }

.career-area__icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius);
  background: var(--bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

.career-area__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-light);
  margin-bottom: 0.3rem;
}

.career-area__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.35rem;
}

.career-area__desc {
  font-size: 0.9rem;
  color: var(--text-body);
  margin: 0;
}

/* ---------- FAQ ACCORDION ---------- */
.faq-item {
  border-bottom: 1px solid var(--border);
}

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

.faq-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  transition: color var(--transition);
}

.faq-btn:hover { color: var(--primary); }

.faq-icon {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  font-size: 0.875rem;
  color: var(--primary);
  font-weight: 700;
}

.faq-btn[aria-expanded="true"] .faq-icon {
  background: #E0E0E0;
  border-color: var(--primary);
  color: var(--text-dark);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.is-open {
  max-height: 400px;
  padding-bottom: 1.25rem;
}

.faq-answer p { font-size: 0.9375rem; color: var(--text-body); }

/* ---------- FORMS ---------- */
.form {
  display: grid;
  gap: 1.25rem;
}

.form--2col { grid-template-columns: 1fr; }

@media (min-width: 640px) {
  .form--2col { grid-template-columns: repeat(2, 1fr); }
}

.form__group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form__group--full { grid-column: 1 / -1; }

.form__label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-dark);
}

.form__required { color: var(--text-muted); margin-left: 0.15rem; }

.form__control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--text-dark);
  background: var(--bg-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}

.form__control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,82,118,0.12);
}

.form__control::placeholder { color: var(--text-muted); }

textarea.form__control { resize: vertical; min-height: 120px; }

select.form__control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%237F8C8D'%3E%3Cpath fill-rule='evenodd' d='M5.22 8.22a.75.75 0 011.06 0L10 11.94l3.72-3.72a.75.75 0 111.06 1.06l-4.25 4.25a.75.75 0 01-1.06 0L5.22 9.28a.75.75 0 010-1.06z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 18px;
  padding-right: 2.5rem;
  cursor: pointer;
}

/* Phone field with country code */
.phone-field {
  display: flex;
  gap: 0.5rem;
}

.phone-field select.form__control {
  flex: 0 0 130px;
  min-width: 0;
}

.phone-field input.form__control {
  flex: 1;
  min-width: 0;
}

/* File upload */
.file-upload {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.file-upload__input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.file-upload__btn {
  flex-shrink: 0;
  padding: 0.65rem 1.25rem;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
  background: var(--bg-light);
  cursor: pointer;
  transition: all var(--transition);
}

.file-upload__btn:hover {
  border-color: var(--primary);
  background: var(--bg-section);
}

.file-upload__name {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Checkbox */
.form__checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.form__checkbox-group input[type="checkbox"] {
  flex-shrink: 0;
  margin-top: 0.25rem;
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
}

.form__checkbox-label {
  font-size: 0.8125rem;
  color: var(--text-body);
  line-height: 1.6;
}

.form__checkbox-label a { text-decoration: underline; }

/* Submit */
.form__submit {
  margin-top: 0.5rem;
}

/* Form card wrapper */
.form-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

@media (max-width: 480px) {
  .form-card { padding: 1.5rem; }
}

/* ---------- CONTACT INFO ---------- */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
  font-size: 1.1rem;
}

.contact-info__label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.contact-info__value {
  font-size: 0.9375rem;
  color: var(--text-body);
  line-height: 1.5;
  margin: 0;
}

.contact-info__value a { color: var(--primary); }

/* ---------- CTA SECTION ---------- */
.cta-section {
  padding-block: 5rem;
  background: var(--bg-section);
  text-align: center;
}

.cta-section h2 { color: var(--text-dark); margin-bottom: 1rem; }
.cta-section p { color: var(--text-body); max-width: 520px; margin-inline: auto; margin-bottom: 2rem; text-align: center; }

/* ---------- FOOTER ---------- */
.site-footer {
  background: #800020;
  color: rgba(255,255,255,0.78);
  padding-block: 4rem 2rem;
  margin-top: auto;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

@media (min-width: 640px) {
  .footer__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .footer__grid { grid-template-columns: 260px repeat(3, 1fr); gap: 2.5rem; }
}

.footer__brand { }

.footer__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1rem;
  text-decoration: none;
}

.footer__logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 7px;
  background: #E0E0E0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  font-size: 1rem;
  font-weight: 800;
}

.footer__logo-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.01em;
}

.footer__tagline {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.62);
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.footer__email {
  font-size: 0.875rem;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.footer__email a { color: #FFFFFF; }
.footer__email a:hover { text-decoration: underline; }

.footer__socials {
  display: flex;
  gap: 0.75rem;
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  transition: all var(--transition);
  font-size: 0.95rem;
}

.footer__social-link:hover {
  background: rgba(255,255,255,0.22);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.footer__col-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 1rem;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__link {
  font-size: 0.875rem;
  color: #D0D0D0;
  font-weight: 400;
  transition: color var(--transition);
}

.site-footer a.footer__link[href="careers.html"] { color: #D0D0D0; }
.site-footer a.footer__link[href="innovation.html"],
.site-footer a.footer__link[href="innovation.html"]:visited { color: #D0D0D0; font-weight: 400; }

.footer__link:hover { color: #FFFFFF; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer__copy {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.62);
}

.footer__legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__legal-link {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.62);
  transition: color var(--transition);
}

.footer__legal-link:hover { color: #FFFFFF; }

/* ---------- PLACEHOLDER STYLES ---------- */
.placeholder-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.2rem 0.6rem;
  background: #F0F0F0;
  border: 1px dashed #BDBDBD;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  font-style: italic;
}

/* ---------- POLICY PAGE ---------- */
.policy-content {
  max-width: 800px;
  padding-block: 5rem;
}

.policy-placeholder {
  padding: 3rem;
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
  color: var(--text-muted);
  font-style: italic;
  background: var(--bg-light);
}

/* ---------- INTRO SECTION ---------- */
.intro-section {
  padding-block: 5rem;
}

.intro-two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 768px) {
  .intro-two-col { grid-template-columns: 1fr 1fr; gap: 4rem; }
}

.intro-visual {
  border-radius: var(--radius-lg);
  background: var(--bg-section);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  position: relative;
  overflow: hidden;
}

.intro-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,82,118,0.08) 0%, transparent 60%);
}

/* ---------- BRAND CARD ---------- */
.brand-card {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  max-width: 640px;
}

@media (min-width: 640px) {
  .brand-card { grid-template-columns: 220px 1fr; }
}

.brand-card__visual {
  background: linear-gradient(135deg, var(--bg-section) 0%, var(--border) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  min-height: 200px;
}

.brand-card__logo-placeholder {
  width: 80px;
  height: 80px;
  border-radius: 16px;
  background: #E0E0E0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  font-size: 2rem;
  font-weight: 800;
}

.brand-card__body {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.75rem;
}

.brand-card__tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary-light);
}

.brand-card__name {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-dark);
}

.brand-card__desc {
  font-size: 0.9375rem;
  color: var(--text-body);
  line-height: 1.7;
}

/* ---------- ICON FEATURE ---------- */
.feature-list {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .feature-list { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .feature-list { grid-template-columns: repeat(3, 1fr); }
}

.feature {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  background: var(--bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.feature__title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  padding: 1rem;
  border: 1px solid #EEEEEE;
  border-radius: var(--radius);
  background: transparent;
}

.feature__text {
  font-size: 0.9rem;
  color: var(--text-body);
  line-height: 1.65;
}

/* ---------- INLINE LINK ---------- */
.text-link {
  color: var(--primary);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color var(--transition);
}

.text-link:hover { text-decoration-color: var(--primary); }

.arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: gap var(--transition);
}

.arrow-link:hover { gap: 0.7rem; }

.arrow-link svg {
  width: 16px;
  height: 16px;
}

/* ---------- NOTICE BAR ---------- */
.notice-bar {
  background: var(--bg-section);
  color: var(--text-dark);
  text-align: center;
  padding: 0.625rem 1.25rem;
  font-size: 0.8125rem;
  font-weight: 500;
}

.notice-bar a { color: var(--text-dark); text-decoration: underline; }

/* ---------- SKIP LINK ---------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: #E0E0E0;
  color: var(--text-dark);
  padding: 0.5rem 1rem;
  border-radius: 0 0 var(--radius) var(--radius);
  font-size: 0.875rem;
  font-weight: 600;
  z-index: 9999;
  transition: top 0.2s;
}

.skip-link:focus { top: 0; }

/* ---------- UTILITIES ---------- */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; }
.gap-sm { gap: 0.75rem; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.hidden { display: none; }

/* ---------- PRINT ---------- */
@media print {
  .site-header, .site-footer, .nav__hamburger, .nav__mobile { display: none !important; }
  .hero, .page-hero { -webkit-print-color-adjust: exact; }
}