/* ==========================================================================
   221B LABS — CAREERS
   Modern monochrome design. Smooth, restrained motion throughout.
   ========================================================================== */

:root{
  --bg:          #0a0a0b;
  --bg-elev:     #131315;
  --bg-elev-2:   #1a1a1d;
  --border:      rgba(255,255,255,0.10);
  --border-strong: rgba(255,255,255,0.22);
  --text:        #f6f6f7;
  --text-mute:   rgba(246,246,247,0.64);
  --text-faint:  rgba(246,246,247,0.40);
  --white:       #ffffff;
  --black:       #0a0a0b;
  --ok:          #9fe6b8;
  --err:         #f3a99e;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-fast: cubic-bezier(0.4, 0, 0.2, 1);

  --serif: 'Inter Tight', 'Inter', -apple-system, sans-serif;
  --sans:  'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono:  'IBM Plex Mono', ui-monospace, monospace;

  --radius: 14px;
  --radius-sm: 8px;
  --maxw: 1160px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
button{ font-family: inherit; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; scroll-behavior:auto !important; }
}

:focus-visible{
  outline: 2px solid var(--white);
  outline-offset: 3px;
  border-radius: 2px;
}

.wrap{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------------------------------- page transition ---------------------------------- */

#app{
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.32s var(--ease), transform 0.32s var(--ease);
}
#app.transitioning{
  opacity: 0;
  transform: translateY(8px);
}

/* ---------------------------------- reveal-on-scroll ---------------------------------- */

.reveal{
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.in-view{
  opacity: 1;
  transform: translateY(0);
}

/* ---------------------------------- header ---------------------------------- */

.site-header{
  position: sticky;
  top:0;
  z-index: 40;
  background: rgba(10,10,11,0.72);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height: 72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family: var(--serif);
  font-weight:650;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.brand .mark{
  width: 30px; height: 30px;
  display:flex; align-items:center; justify-content:center;
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight:600;
  color: var(--black);
  background: var(--white);
  border-radius: 8px;
  letter-spacing: 0.02em;
}
.brand .city{
  font-size: 0.78rem;
  color: var(--text-faint);
  font-weight:400;
}
.site-header nav{
  display:flex;
  gap: 28px;
  align-items:center;
  font-size: 0.85rem;
  color: var(--text-mute);
}
.site-header nav a{ transition: color .2s var(--ease-fast); }
.site-header nav a:hover{ color: var(--white); }
.crumb-current{ color: var(--text); }

/* ---------------------------------- hero ---------------------------------- */

.hero{
  position:relative;
  padding: 120px 0 96px;
  border-bottom: 1px solid var(--border);
  overflow:hidden;
}
.hero-glow{
  position:absolute;
  width: 620px; height: 620px;
  left: var(--gx, 20%);
  top: var(--gy, -20%);
  background: radial-gradient(circle, rgba(255,255,255,0.10) 0%, rgba(255,255,255,0) 70%);
  transform: translate(-50%,-50%);
  pointer-events:none;
  transition: left 0.6s var(--ease), top 0.6s var(--ease);
}
.hero .wrap{ position:relative; }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-mute);
  border: 1px solid var(--border-strong);
  padding: 7px 14px;
  border-radius: 100px;
  margin-bottom: 32px;
}
.eyebrow .dot{ width:6px; height:6px; border-radius:50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }

.hero h1{
  font-family: var(--serif);
  font-weight: 650;
  font-size: clamp(2.6rem, 5.4vw, 4.4rem);
  line-height: 1.05;
  margin: 0 0 24px;
  max-width: 15ch;
  letter-spacing: -0.025em;
}
.hero h1 em{
  font-style: normal;
  color: var(--text-faint);
}
.hero p.lede{
  font-size: 1.15rem;
  color: var(--text-mute);
  max-width: 54ch;
  margin: 0 0 8px;
  font-weight: 400;
}
.hero .file-index{
  margin-top: 48px;
  display:flex;
  gap: 40px;
  flex-wrap:wrap;
  font-size: 0.88rem;
  color: var(--text-faint);
}
.hero .file-index b{ color: var(--text); font-weight:600; }

/* ---------------------------------- department grid ---------------------------------- */

.divisions{
  padding: 88px 0 110px;
}
.divisions .section-label{
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  margin-bottom: 16px;
  text-transform: uppercase;
}
.divisions h2{
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 650;
  margin: 0 0 44px;
  letter-spacing: -0.02em;
}
.division-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 760px){
  .division-grid{ grid-template-columns: 1fr; }
}

.division-card{
  position:relative;
  background: var(--bg-elev);
  color: var(--text);
  border-radius: var(--radius);
  padding: 36px 34px 30px;
  cursor:pointer;
  border: 1px solid var(--border);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), background 0.4s var(--ease);
  display:flex;
  flex-direction:column;
  min-height: 232px;
}
.division-card:hover{
  transform: translateY(-4px);
  border-color: var(--border-strong);
  background: var(--bg-elev-2);
}
.division-card .index{
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-bottom: 22px;
}
.division-card h3{
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 650;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}
.division-card p{
  font-size: 0.96rem;
  color: var(--text-mute);
  margin: 0 0 20px;
  max-width: 42ch;
}
.division-card .meta-row{
  margin-top:auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-size: 0.84rem;
  color: var(--text-faint);
  border-top: 1px solid var(--border);
  padding-top: 16px;
}
.division-card .open-link{
  color: var(--text);
  font-weight:500;
  display:inline-flex;
  align-items:center;
  gap: 6px;
}
.division-card .open-link .arrow{ transition: transform .3s var(--ease); display:inline-block; }
.division-card:hover .open-link .arrow{ transform: translateX(4px); }

/* ---------------------------------- footer ---------------------------------- */

.site-footer{
  border-top: 1px solid var(--border);
  padding: 40px 0;
}
.site-footer .wrap{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-faint);
}

/* ---------------------------------- division (list) page ---------------------------------- */

.page-head{
  padding: 64px 0 44px;
  border-bottom: 1px solid var(--border);
}
.back-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size: 0.86rem;
  color: var(--text-mute);
  margin-bottom: 32px;
  transition: color .2s var(--ease-fast), gap .2s var(--ease-fast);
}
.back-link:hover{ color: var(--white); gap: 9px; }

.division-eyebrow{
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--text-faint);
  margin-bottom: 16px;
  text-transform: uppercase;
}
.page-head h1{
  font-family: var(--serif);
  font-size: clamp(2.1rem, 4.2vw, 3rem);
  font-weight:650;
  margin: 0 0 18px;
  letter-spacing: -0.02em;
}
.page-head .desc{
  color: var(--text-mute);
  max-width: 64ch;
  font-size: 1.05rem;
}

.role-list{
  padding: 52px 0 110px;
  display:flex;
  flex-direction:column;
  gap: 12px;
}
.role-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 24px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 26px 28px;
  cursor:pointer;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), transform 0.3s var(--ease);
}
.role-row:hover{
  border-color: var(--border-strong);
  background: var(--bg-elev-2);
  transform: translateX(3px);
}
.role-row .row-index{
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-faint);
  min-width: 32px;
}
.role-row .role-main{ flex:1; }
.role-row h3{
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight:650;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}
.role-row p{
  margin:0;
  font-size: 0.92rem;
  color: var(--text-mute);
  max-width: 60ch;
}
.role-row .badges{
  display:flex;
  gap:8px;
  flex-shrink:0;
  align-items:center;
}
.badge{
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.03em;
  padding: 6px 11px;
  border-radius: 100px;
  border: 1px solid var(--border-strong);
  white-space:nowrap;
  color: var(--text-mute);
}
.role-row .view-btn{
  font-size: 0.86rem;
  color: var(--text);
  font-weight:500;
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition: gap .25s var(--ease);
}
.role-row:hover .view-btn{ gap: 9px; }

/* ---------------------------------- role detail page ---------------------------------- */

.role-hero{
  padding: 64px 0 44px;
  border-bottom: 1px solid var(--border);
}
.role-tagline{
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.role-hero h1{
  font-family: var(--serif);
  font-size: clamp(2rem, 4.2vw, 2.7rem);
  font-weight:650;
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}
.role-hero .meta-line{
  display:flex;
  gap: 24px;
  flex-wrap:wrap;
  font-size: 0.92rem;
  color: var(--text-mute);
}
.role-hero .meta-line span{ display:inline-flex; gap:7px; align-items:center; }

.role-body{
  padding: 60px 0 120px;
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 60px;
  align-items:start;
}
@media (max-width: 900px){
  .role-body{ grid-template-columns: 1fr; }
}

.role-content h2{
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight:650;
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  letter-spacing: -0.01em;
}
.role-content section{ margin-bottom: 44px; }
.role-content > section:last-child{ margin-bottom: 0; }
.role-content ul{
  margin:0; padding: 0;
  list-style: none;
  color: var(--text-mute);
}
.role-content ul li{
  margin-bottom: 14px;
  line-height:1.6;
  padding-left: 22px;
  position:relative;
}
.role-content ul li::before{
  content: "";
  position:absolute;
  left:0; top: 9px;
  width: 6px; height: 1px;
  background: var(--text-faint);
}
.role-content ul li:last-child{ margin-bottom:0; }

/* application panel */

.apply-panel{
  position: sticky;
  top: 96px;
  background: var(--bg-elev);
  color: var(--text);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow:hidden;
}
.apply-panel .inner{ padding: 30px 28px 30px; }
.apply-panel h3{
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 650;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}
.apply-panel .apply-sub{
  font-size: 0.88rem;
  color: var(--text-mute);
  margin: 0 0 24px;
}

.field{ margin-bottom: 18px; }
.field label{
  display:block;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 8px;
}
.field input[type=text],
.field input[type=email],
.field input[type=tel],
.field input[type=url],
.field textarea{
  width:100%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  font-family: var(--sans);
  font-size: 0.94rem;
  transition: border-color 0.25s var(--ease-fast), background 0.25s var(--ease-fast);
}
.field input::placeholder, .field textarea::placeholder{ color: var(--text-faint); }
.field input:focus, .field textarea:focus{
  border-color: var(--border-strong);
  background: var(--bg-elev-2);
  outline:none;
}
.field textarea{ resize: vertical; min-height: 90px; }
.field .hint{
  font-size: 0.76rem;
  color: var(--text-faint);
  margin-top: 6px;
}

.type-options{
  display:flex;
  gap: 10px;
}
.type-option{
  flex:1;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  cursor:pointer;
  position:relative;
  background: var(--bg);
  transition: border-color 0.25s var(--ease-fast), background 0.25s var(--ease-fast);
}
.type-option input{ position:absolute; opacity:0; }
.type-option .opt-title{
  font-size: 0.86rem;
  font-weight:500;
  display:flex;
  align-items:center;
  gap:6px;
}
.type-option .opt-note{
  font-size: 0.72rem;
  color: var(--text-faint);
  margin-top: 3px;
}
.type-option.selected{
  border-color: var(--border-strong);
  background: var(--bg-elev-2);
}
.type-option.selected .opt-title::before{
  content: "";
  width: 7px; height:7px;
  border-radius: 50%;
  background: var(--ok);
  display:inline-block;
}
.type-option.disabled{
  cursor: not-allowed;
  opacity: 0.45;
}

.consent{
  display:flex;
  gap: 10px;
  align-items:flex-start;
  font-size: 0.8rem;
  color: var(--text-mute);
  margin: 20px 0 22px;
}
.consent input{ margin-top: 3px; }

.submit-btn{
  width:100%;
  background: var(--white);
  color: var(--black);
  border: none;
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-weight: 600;
  font-size: 0.92rem;
  cursor:pointer;
  transition: transform 0.2s var(--ease-fast), opacity 0.2s var(--ease-fast);
}
.submit-btn:hover{ transform: translateY(-1px); opacity: 0.92; }
.submit-btn:active{ transform: translateY(0); }
.submit-btn:disabled{ opacity: 0.5; cursor:wait; transform:none; }

.form-msg{
  margin-top: 16px;
  font-size: 0.85rem;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  display:none;
  border: 1px solid transparent;
}
.form-msg.show{ display:block; }
.form-msg.ok{ background: rgba(159,230,184,0.08); color: var(--ok); border-color: rgba(159,230,184,0.25); }
.form-msg.err{ background: rgba(243,169,158,0.08); color: var(--err); border-color: rgba(243,169,158,0.25); }

/* ---------------------------------- 404 ---------------------------------- */

.notfound{
  padding: 140px 0;
  text-align:center;
}
.notfound h1{
  font-family: var(--serif);
  font-size: 2.4rem;
  font-weight: 650;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}
.notfound p{ color: var(--text-mute); margin-bottom: 28px; }

/* ---------------------------------- responsive tweaks ---------------------------------- */

@media (max-width: 640px){
  .wrap{ padding: 0 20px; }
  .site-header nav{ gap: 16px; }
  .site-header nav .crumb-current{ display:none; }
  .role-row{ flex-direction:column; align-items:flex-start; gap: 14px; }
  .role-row .badges{ order:-1; }
  .hero{ padding: 88px 0 72px; }
  .divisions{ padding: 64px 0 88px; }
}