/* ================================================================
   Humantric Design System — site.css
   Modern, trustworthy, glass-morphism dark theme
   ================================================================ */

/* ── Google Font ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  /* ── Colour tokens ── */
  --bg: #0a0b0f;
  --bg-elevated: #111320;
  --card: rgba(255, 255, 255, 0.035);
  --card-hover: rgba(255, 255, 255, 0.065);
  --card-strong: rgba(0, 0, 0, 0.28);
  --text: #f0f2f5;
  --sub: rgba(229, 231, 235, 0.68);
  --muted: rgba(229, 231, 235, 0.4);
  --border: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(255, 255, 255, 0.14);

  /* Brand accents */
  --primary: #7c3aed;
  --primary-light: #a78bfa;
  --primary-2: #22d3ee;
  --accent: #22d3ee;
  --good: #34d399;

  /* Spacing scale (4px base) */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;

  /* Border-radius */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-xl: 22px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.18);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.28);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
  --shadow-glow-primary: 0 0 24px rgba(124, 58, 237, 0.18);
  --shadow-glow-cyan: 0 0 20px rgba(34, 211, 238, 0.12);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --dur: 220ms;
  --dur-slow: 380ms;
}

/* ── Reset / Base ── */
html {
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto,
    Helvetica, Arial, 'Apple Color Emoji', 'Segoe UI Emoji', sans-serif;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

/* Living ambient background */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 900px 550px at 12% 8%, rgba(124, 58, 237, 0.20), transparent 60%),
    radial-gradient(ellipse 750px 450px at 88% 14%, rgba(34, 211, 238, 0.13), transparent 55%),
    radial-gradient(ellipse 600px 400px at 50% 92%, rgba(52, 211, 153, 0.07), transparent 60%);
  animation: ambientPulse 18s ease-in-out infinite alternate;
}

@keyframes ambientPulse {
  0%   { opacity: 1; transform: scale(1); }
  100% { opacity: .72; transform: scale(1.04); }
}

a {
  color: inherit;
  transition: color var(--dur) var(--ease);
}

::selection {
  background: rgba(124, 58, 237, 0.35);
  color: #fff;
}

/* ── Accessible focus ring ── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid rgba(124, 58, 237, 0.55);
  outline-offset: 2px;
}

/* ================================================================
   LAYOUT
   ================================================================ */
.wrap {
  width: min(1040px, 92vw);
  margin: 4vh auto;
}

@media (max-width: 768px) {
  .wrap {
    margin: 1.5vh auto;
  }
}

.shell {
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012));
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  animation: shellReveal .55s var(--ease) both;
}

@keyframes shellReveal {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ================================================================
   HEADER
   ================================================================ */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand h1 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.3px;
}

.brand p {
  margin: 3px 0 0;
  color: var(--sub);
  font-size: 12px;
  line-height: 1.35;
}

.logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 16px;
  color: #fff;
  letter-spacing: 0.5px;
  flex: 0 0 auto;
  box-shadow:
    0 8px 20px rgba(124, 58, 237, 0.22),
    0 0 0 1px rgba(255, 255, 255, 0.08) inset;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.logo:hover {
  transform: scale(1.06) translateY(-1px);
  box-shadow:
    0 12px 28px rgba(124, 58, 237, 0.32),
    0 0 0 1px rgba(255, 255, 255, 0.12) inset;
}

/* ================================================================
   MAIN
   ================================================================ */
main {
  padding: 20px;
}

/* ================================================================
   TYPOGRAPHY
   ================================================================ */
.title {
  font-size: 19px;
  font-weight: 700;
  margin: 0 0 6px;
  letter-spacing: -0.3px;
}

.sub {
  color: var(--sub);
  margin: 0;
  line-height: 1.65;
  font-size: 13px;
}

.small {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.6;
}

/* ================================================================
   CARDS / PANELS
   ================================================================ */
.card,
.panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  padding: 16px;
  transition:
    border-color var(--dur-slow) var(--ease),
    background var(--dur-slow) var(--ease),
    box-shadow var(--dur-slow) var(--ease),
    transform var(--dur) var(--ease);
}

.card:hover,
.panel:hover {
  border-color: var(--border-hover);
  background: var(--card-hover);
  box-shadow: var(--shadow-sm), var(--shadow-glow-primary);
}

/* ================================================================
   GRID
   ================================================================ */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 820px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

/* ================================================================
   DIVIDER
   ================================================================ */
.hr {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 16px 0;
  border: none;
}

/* ================================================================
   BUTTON ROW
   ================================================================ */
.btnrow {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}

/* ================================================================
   BUTTONS
   ================================================================ */
.btn,
a.btn,
button.btn,
button.btn-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition:
    border-color var(--dur) var(--ease),
    background var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

/* Subtle inner shine on hover */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.07), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease);
  pointer-events: none;
}

.btn:hover {
  border-color: var(--border-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.22);
}

.btn:hover::after {
  opacity: 1;
}

.btn:active {
  transform: translateY(0) scale(0.98);
}

/* Primary variant */
.btn.primary,
a.btn.primary,
button.btn.primary {
  border-color: rgba(124, 58, 237, 0.4);
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.28), rgba(34, 211, 238, 0.10));
}

.btn.primary:hover,
a.btn.primary:hover,
button.btn.primary:hover {
  border-color: rgba(124, 58, 237, 0.6);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.2), var(--shadow-glow-primary);
}

button:disabled,
button.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
}

/* ================================================================
   FORM CONTROLS
   ================================================================ */
label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--sub);
  margin: 12px 0 6px;
  letter-spacing: 0.15px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.22);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
  transition:
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    background var(--dur) var(--ease);
}

input:hover,
textarea:hover,
select:hover {
  border-color: var(--border-hover);
}

input:focus,
textarea:focus,
select:focus {
  border-color: rgba(124, 58, 237, 0.45);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.10);
  background: rgba(0, 0, 0, 0.30);
}

input::placeholder,
textarea::placeholder {
  color: var(--muted);
}

textarea {
  min-height: 92px;
  resize: vertical;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239ca3af' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 34px;
}

/* ================================================================
   FOOTER
   ================================================================ */
footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  background: rgba(0, 0, 0, 0.22);
}

.footer-row {
  display: flex;
  gap: 14px;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--sub);
  text-decoration: none;
  margin-left: 12px;
  font-weight: 500;
  transition: color var(--dur) var(--ease);
}

.footer-links a:hover {
  color: #fff;
}

.footer-links .separator {
  margin-left: 10px;
  color: var(--muted);
}

.contact {
  margin-top: 8px;
  color: var(--muted);
}

.contact a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.contact a:hover {
  color: var(--sub);
}

/* ================================================================
   LANGUAGE CONTROLS
   ================================================================ */
.lang,
.lang-switch {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.lang button,
.lang-switch .lang {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  color: var(--sub);
  border-radius: var(--radius-xs);
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--dur) var(--ease);
}

.lang button:hover,
.lang-switch .lang:hover {
  border-color: var(--border-hover);
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.lang button.active,
.lang-switch .lang.active {
  color: #fff;
  border-color: rgba(124, 58, 237, 0.45);
  background: rgba(124, 58, 237, 0.18);
}

/* ================================================================
   PAGE-SPECIFIC HELPERS   (recruitment / apply)
   ================================================================ */
.container {
  width: min(900px, 92vw);
  margin: 4vh auto;
  padding: 0 16px;
}

.apply-section {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: var(--radius-lg);
  transition: border-color var(--dur-slow) var(--ease), box-shadow var(--dur-slow) var(--ease);
}

.apply-section:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-sm);
}

.job-card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius-md);
  padding: 18px;
  transition:
    border-color var(--dur-slow) var(--ease),
    background var(--dur-slow) var(--ease),
    box-shadow var(--dur-slow) var(--ease),
    transform var(--dur) var(--ease);
}

.job-card:hover {
  border-color: var(--border-hover);
  background: var(--card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm), var(--shadow-glow-primary);
}

/* ================================================================
   DOCUMENT PAGES  (privacy, terms)
   ================================================================ */
.doc h1 {
  margin: 0;
  font-size: 20px;
  letter-spacing: -0.2px;
}

.doc h2 {
  margin: 20px 0 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.1px;
}

.doc p,
.doc li {
  color: var(--sub);
  font-size: 13px;
  line-height: 1.8;
}

.doc ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.doc .meta {
  margin-top: 8px;
  font-size: 12px;
  color: var(--muted);
}

.doc a {
  color: var(--primary-light);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.doc a:hover {
  color: var(--primary-2);
}

/* ================================================================
   GRADIENT TEXT UTILITY
   ================================================================ */
.gradient-text {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ================================================================
   ENTRANCE ANIMATIONS
   ================================================================ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Stagger children inside main */
main > *:nth-child(1)  { animation: fadeInUp .45s var(--ease) .05s both; }
main > *:nth-child(2)  { animation: fadeInUp .45s var(--ease) .1s both; }
main > *:nth-child(3)  { animation: fadeInUp .45s var(--ease) .15s both; }
main > *:nth-child(4)  { animation: fadeInUp .45s var(--ease) .2s both; }
main > *:nth-child(5)  { animation: fadeInUp .45s var(--ease) .25s both; }
main > *:nth-child(6)  { animation: fadeInUp .45s var(--ease) .3s both; }
main > *:nth-child(7)  { animation: fadeInUp .45s var(--ease) .35s both; }
main > *:nth-child(8)  { animation: fadeInUp .45s var(--ease) .4s both; }
main > *:nth-child(9)  { animation: fadeInUp .45s var(--ease) .45s both; }
main > *:nth-child(10) { animation: fadeInUp .45s var(--ease) .5s both; }

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 768px) {
  main   { padding: 16px; }
  footer { padding: 14px 16px; }
  header { padding: 14px 16px; gap: 12px; }
}