/* ── Careers page ── */
/* Uses design tokens from global.css */

.careers {
  padding-top: 140px;
  padding-bottom: 100px;
}

.careers-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: start;
}

/* ── Left: intro ── */

.careers-intro h1 {
  margin: 0 0 18px;
  font-family: var(--font-sans);
  font-size: clamp(2rem, 3.35vw, 2.85rem);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -.045em;
  color: var(--color-ink);
}

.careers-description {
  margin: 0 0 40px;
  font-size: 18px;
  line-height: 1.6;
  color: var(--color-muted);
}

/* ── Animated atom infographic ── */

.careers-infographic {
  position: relative;
  background: var(--color-ink);
  border-radius: var(--radius-md);
  overflow: hidden;
  padding: 32px 24px;
  min-height: 280px;
  display: flex;
  align-items: center;
}

.careers-graphic {
  display: block;
  width: 100%;
  height: auto;
}

/* nucleus */
.atom-nucleus {
  animation: atom-pulse 3s ease-in-out infinite;
}

.atom-nucleus-ring {
  animation: atom-ring-pulse 3s ease-in-out infinite;
}

.atom-nucleus-dot {
  animation: atom-dot-float 5s ease-in-out infinite;
  animation-delay: calc(var(--nd) * 1s);
}

@keyframes atom-pulse {
  0%, 100% { opacity: .4; r: 8; }
  50% { opacity: .7; r: 10; }
}

@keyframes atom-ring-pulse {
  0%, 100% { opacity: .08; r: 14; }
  50% { opacity: .18; r: 18; }
}

@keyframes atom-dot-float {
  0%, 100% { transform: translate(0, 0); opacity: .7; }
  33% { transform: translate(2px, -2px); opacity: 1; }
  66% { transform: translate(-1px, 1px); opacity: .6; }
}

/* orbitals */
.atom-orbital {
  animation: atom-spin var(--dur, 6s) linear infinite;
  transform-origin: 200px 140px;
}

.atom-orbital:nth-child(4) { animation-direction: reverse; }

@keyframes atom-spin {
  to { transform: rotate(360deg); }
}

/* electrons on orbits */
.atom-electron {
  animation: atom-electron-orbit var(--ed, 6s) linear infinite;
  animation-delay: var(--eo, 0s);
}

@keyframes atom-electron-orbit {
  0%   { opacity: 0; }
  5%   { opacity: 1; }
  20%  { opacity: .9; }
  50%  { opacity: .5; }
  80%  { opacity: .9; }
  95%  { opacity: 1; }
  100% { opacity: 0; }
}

/* orbit trails */
.atom-orbit {
  animation: atom-orbit-fade 3s ease-in-out infinite alternate;
}

@keyframes atom-orbit-fade {
  from { opacity: .08; }
  to { opacity: .2; }
}

/* ambient glow */
.atom-glow {
  animation: atom-ambient 5s ease-in-out infinite alternate;
}

@keyframes atom-ambient {
  from { transform: scale(1); opacity: .02; }
  to { transform: scale(1.06); opacity: .05; }
}

/* hazy floating particles */
.atom-haze {
  animation: atom-haze-drift 8s ease-in-out infinite;
  animation-delay: var(--hd, 0s);
}

@keyframes atom-haze-drift {
  0%, 100% { opacity: 0; transform: translate(0, 0); }
  25% { opacity: .5; transform: translate(-8px, -6px); }
  50% { opacity: .2; transform: translate(6px, -12px); }
  75% { opacity: .4; transform: translate(10px, 4px); }
}

@media (prefers-reduced-motion: reduce) {
  .atom-nucleus,
  .atom-nucleus-ring,
  .atom-nucleus-dot,
  .atom-orbital,
  .atom-electron,
  .atom-orbit,
  .atom-glow,
  .atom-haze {
    animation: none !important;
  }
  .atom-nucleus { opacity: .5; }
  .atom-electron { opacity: .6; }
  .atom-orbit { opacity: .15; }
  .atom-haze { opacity: .3; }
}

/* ── Right: form ── */

.careers-form {
  background: var(--color-ink);
  border-radius: var(--radius-md);
  padding: clamp(28px, 3vw, 40px);
  color: var(--color-paper);
}

.form-title {
  margin: 0 0 36px;
  font-family: var(--font-sans);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 500;
  color: var(--color-paper);
  letter-spacing: 0;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-row--3col {
  grid-template-columns: 1fr 1fr 1fr;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: .82rem;
  font-weight: 500;
  color: rgba(255, 255, 255, .8);
  letter-spacing: .02em;
}

.form-group label span[aria-hidden] {
  color: var(--color-accent);
}

.form-group input,
.form-group select {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .06);
  color: var(--color-paper);
  font-family: var(--font-sans);
  font-size: 15px;
  outline: none;
  transition: border-color .25s ease, background .25s ease;
  -webkit-appearance: none;
  appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none'%3E%3Cpath stroke='%238f8f94' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' d='m1 1.5 5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-group input::placeholder {
  color: rgba(255, 255, 255, .3);
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, .1);
}

.form-group input:user-invalid,
.form-group select:user-invalid {
  border-color: #e5484d;
}

/* remove number stepper for age */
.form-group input[type="number"] {
  -moz-appearance: textfield;
}

.form-group input[type="number"]::-webkit-inner-spin-button,
.form-group input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* ── Upload area ── */

.careers-form > .form-group:not(.upload-group) {
  margin-bottom: 20px;
}

.careers-form > .upload-group {
  margin-bottom: 36px;
}

.upload-area {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  border: 1px dashed rgba(255, 255, 255, .2);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, .04);
  transition: border-color .25s ease, background .25s ease;
  cursor: pointer;
}

.upload-area:hover {
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, .07);
}

.upload-area input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.upload-hint {
  font-size: .78rem;
  color: rgba(255, 255, 255, .4);
  pointer-events: none;
}

.upload-filename {
  font-size: .85rem;
  color: var(--color-accent);
  display: none;
}

.upload-filename.has-file {
  display: block;
}

/* ── Status ── */

.form-status {
  font-size: .85rem;
  min-height: 1.2em;
}

.form-status.is-error {
  color: #ff6b6b;
}

.form-status.is-success {
  color: var(--color-accent);
}

/* ── Submit ── */

.form-submit {
  height: 48px;
  gap: 12px;
  font-size: 16px;
  background: var(--color-paper);
  color: var(--color-ink);
}

.form-submit:hover {
  background: rgba(255, 255, 255, .92);
}



/* ── Responsive ── */

@media (max-width: 900px) {
  .careers {
    padding-top: 120px;
    padding-bottom: 72px;
  }

  .careers-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 600px) {
  .careers {
    padding-top: 104px;
    padding-bottom: 56px;
  }

  .form-row,
  .form-row--3col {
    grid-template-columns: 1fr;
  }

  .careers-form {
    padding: 24px;
  }

  .careers-infographic {
    padding: 16px 16px 4px;
  }

  .inf-labels span {
    font-size: .6rem;
  }
}

@media (prefers-reduced-motion: reduce) {

}