@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap");

:root {
  --bg: #f6fbff;
  --surface: #ffffff;
  --surface-2: #eaf6fb;
  --text: #10232f;
  --muted: #56707c;
  --line: #d5e8ef;
  --primary: #0b6fbd;
  --primary-strong: #084c85;
  --secondary: #16a3a6;
  --accent: #d84d5f;
  --accent-2: #62c7d5;
  --nav-bg: rgba(246, 251, 255, 0.9);
  --shadow: 0 22px 55px rgba(16, 35, 47, 0.11);
  --shadow-soft: 0 12px 30px rgba(16, 35, 47, 0.08);
  --radius: 8px;
  --container: 1180px;
  --transition: 180ms ease;
}

.dark-mode {
  --bg: #081720;
  --surface: #102733;
  --surface-2: #14323f;
  --text: #eff9ff;
  --muted: #b1c8d3;
  --line: #254858;
  --primary: #5bb8ff;
  --primary-strong: #9bd6ff;
  --secondary: #45d2d2;
  --accent: #ff7283;
  --accent-2: #8be4ee;
  --nav-bg: rgba(8, 23, 32, 0.9);
  --shadow: 0 22px 55px rgba(0, 0, 0, 0.32);
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(11, 111, 189, 0.14), transparent 32rem),
    radial-gradient(circle at 80% 10%, rgba(22, 163, 166, 0.11), transparent 28rem),
    linear-gradient(180deg, var(--bg), var(--surface-2));
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 12px;
  z-index: 1000;
  padding: 10px 14px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius);
}

.skip-link:focus {
  left: 12px;
}

header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.site-logo {
  width: min(220px, 46vw);
  height: 48px;
  object-fit: contain;
  border-radius: 0;
}

nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

nav a,
.dark-toggle,
.btn,
button {
  min-height: 42px;
  border-radius: var(--radius);
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

nav a {
  padding: 10px 13px;
  color: var(--muted);
}

nav a:hover,
nav a.active {
  color: var(--primary-strong);
  background: rgba(11, 111, 189, 0.1);
}

.dark-toggle,
button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  background: var(--primary);
  color: #fff;
  cursor: pointer;
}

.dark-toggle {
  margin-left: 8px;
  padding: 10px 14px;
  background: var(--text);
}

button,
.btn {
  padding: 12px 18px;
  box-shadow: 0 10px 22px rgba(11, 111, 189, 0.18);
}

button:hover,
.btn:hover {
  transform: translateY(-1px);
  background: var(--primary-strong);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.menu-toggle {
  display: none;
  width: 44px;
  padding: 0;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line);
  box-shadow: none;
}

.hero {
  position: relative;
  display: grid;
  place-items: center;
  min-height: clamp(460px, 70vh, 780px);
  padding: clamp(96px, 12vw, 150px) clamp(18px, 5vw, 72px);
  overflow: hidden;
  text-align: center;
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  transform: scale(1.03);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(8, 18, 17, 0.62), rgba(8, 18, 17, 0.34)),
    radial-gradient(circle at 50% 20%, rgba(22, 163, 166, 0.32), transparent 34rem);
}

#main::before {
  background-image: url("assets/home-bg.png");
}

#main-1::before {
  background-image: url("assets/tech-bg.png");
}

#main-2::before {
  background-image: url("assets/1 (5).png");
}

#main-3::before {
  background-image: url("assets/53.avif");
}

#main-4::before {
  background-image: url("assets/cont-bg.png");
}

.hero h1 {
  max-width: 980px;
  margin: 0;
  color: #fff;
  font-size: clamp(2.25rem, 7vw, 5.75rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero p {
  max-width: 720px;
  margin: 22px auto 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1rem, 2.5vw, 1.35rem);
}

.product-showcase {
  padding: clamp(28px, 5vw, 64px) clamp(18px, 5vw, 72px);
  background: var(--surface);
}

.product-showcase img {
  display: block;
  width: min(1200px, 100%);
  height: auto;
  margin: 0 auto;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.section {
  width: min(var(--container), calc(100% - clamp(32px, 7vw, 96px)));
  margin: 0 auto;
  padding: clamp(54px, 8vw, 96px) 0;
}

.section > h1,
.section > h2 {
  max-width: 920px;
  margin: 0 auto clamp(24px, 4vw, 42px);
  text-align: center;
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.section h3 {
  margin: 0 0 10px;
  font-size: 1.2rem;
  line-height: 1.25;
}

.section-kicker {
  margin: 0 auto 12px;
  color: var(--secondary);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
}

.section-lead {
  max-width: 760px;
  margin: -18px auto 34px;
  color: var(--muted);
  text-align: center;
  font-size: clamp(1rem, 2vw, 1.16rem);
}

.card,
.updates-panel,
.collab-form-wrap,
.job-card {
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.card {
  padding: clamp(24px, 4vw, 42px);
  font-size: clamp(1rem, 1.8vw, 1.18rem);
}

.card + .card {
  margin-top: 22px;
}

.collaborations-section {
  width: min(1260px, calc(100% - clamp(32px, 7vw, 96px)));
}

.collaboration-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 28px);
}

.collaboration-card {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  min-height: 210px;
  padding: clamp(22px, 3vw, 32px);
  background:
    linear-gradient(135deg, rgba(11, 111, 189, 0.08), transparent 52%),
    var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.collaboration-card img {
  width: 150px;
  max-height: 96px;
  object-fit: contain;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.collaboration-card p {
  margin: 0;
  color: var(--muted);
}

.features-grid,
.grid-3 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(18px, 3vw, 32px);
}

.feature-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 100%;
  padding: clamp(22px, 3vw, 34px);
}

.feature-card:has(img) {
  padding: 0;
  overflow: hidden;
}

.feature-card img {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  border-radius: var(--radius);
}

.feature-card li {
  margin-top: 8px;
  color: var(--text);
}

.feature-card p,
.card p,
.job-card p,
.pre-footer p {
  color: var(--muted);
}

.careers-split {
  display: grid;
  grid-template-columns: minmax(280px, 0.38fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
}

.careers-left {
  min-width: 0;
}

.careers-left[style],
.careers-left .careers-left {
  padding-top: 0 !important;
}

.careers-right,
#jobs-list,
#internships-list {
  display: grid;
  gap: 18px;
}

#internships-list.card {
  background: transparent;
  border: 0;
  box-shadow: none;
  padding: 0;
}

.collab-list {
  margin: 18px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.collab-form-wrap {
  margin-top: 24px;
  padding: 22px;
}

.internship-callout {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.internship-button a {
  text-decoration: none;
}

.job-card {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.job-card h3 {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

.job-meta,
.ideal-for {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.93rem;
  font-weight: 600;
}

.job-actions,
.apply-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.updates-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  gap: clamp(22px, 4vw, 40px);
  align-items: start;
}

.updates-main {
  display: grid;
  gap: 24px;
}

.updates-block h2 {
  margin: 0 0 16px;
  font-size: clamp(1.35rem, 3vw, 2rem);
}

.updates-panel {
  min-height: 320px;
  padding: 24px;
}

.news-board {
  display: grid;
  gap: 16px;
  padding: 18px;
  background:
    linear-gradient(90deg, rgba(213, 232, 239, 0.55) 1px, transparent 1px),
    linear-gradient(180deg, rgba(213, 232, 239, 0.55) 1px, transparent 1px),
    #fff;
  background-size: 34px 34px;
  border: 1px solid #cfe3eb;
  box-shadow:
    0 18px 40px rgba(16, 35, 47, 0.12),
    inset 0 0 0 6px rgba(255, 255, 255, 0.7);
}

.dark-mode .news-board {
  background:
    linear-gradient(90deg, rgba(37, 72, 88, 0.72) 1px, transparent 1px),
    linear-gradient(180deg, rgba(37, 72, 88, 0.72) 1px, transparent 1px),
    var(--surface);
}

.board-note {
  overflow: hidden;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid #dceaf0;
  border-radius: var(--radius);
  box-shadow: 0 10px 24px rgba(16, 35, 47, 0.08);
}

.dark-mode .board-note {
  background: rgba(16, 39, 51, 0.96);
  border-color: var(--line);
}

.board-note a {
  display: grid;
  gap: 0;
  height: 100%;
  color: inherit;
  text-decoration: none;
}

.board-note a:hover h3 {
  color: var(--primary);
}

.board-media {
  display: grid;
  gap: 10px;
  place-items: center;
  min-height: 150px;
  padding: 20px;
  background:
    linear-gradient(135deg, rgba(11, 111, 189, 0.11), rgba(22, 163, 166, 0.12)),
    #f8fcff;
  border-bottom: 1px solid #dceaf0;
}

.board-media img {
  width: min(180px, 80%);
  max-height: 72px;
  object-fit: contain;
  padding: 12px;
  background: #fff;
  border: 1px solid var(--line);
}

.board-media span,
.board-source {
  color: var(--secondary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.board-content,
.board-note:not(.board-note-featured) a {
  padding: 18px;
}

.board-note h3 {
  margin: 4px 0 8px;
  font-size: 1.05rem;
}

.board-note p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.board-note .board-source {
  margin-bottom: 4px;
  color: var(--secondary);
}

form {
  width: min(100%, 680px);
  margin: 0 auto;
}

label {
  display: block;
  margin-top: 16px;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  margin-top: 8px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

input::placeholder,
textarea::placeholder {
  color: color-mix(in srgb, var(--muted) 72%, transparent);
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(15, 143, 131, 0.14);
}

input[type="file"] {
  padding: 11px;
}

.form-message {
  min-height: 24px;
  margin-top: 14px;
  font-weight: 700;
}

.form-message.success {
  color: var(--primary-strong);
}

.form-message.error {
  color: #d73535;
}

.form-message.pending {
  color: var(--muted);
}

.pre-footer {
  margin-top: clamp(32px, 6vw, 72px);
  padding: clamp(34px, 6vw, 64px) clamp(20px, 5vw, 56px);
  background: var(--surface);
  border-top: 1px solid var(--line);
}

.pre-footer-container {
  width: min(1320px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(140px, 0.8fr) repeat(3, minmax(150px, 1fr));
  gap: clamp(22px, 4vw, 42px);
  align-items: start;
}

.footer-logo {
  width: 150px;
  max-height: 170px;
  object-fit: contain;
  border-radius: 0;
}

.pre-footer-col h3 {
  margin: 0 0 12px;
  font-size: 1rem;
}

.social-links,
.footer-links {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.social-links a,
.footer-links a,
.pre-footer a {
  color: var(--primary-strong);
  text-decoration: none;
  font-weight: 700;
}

.social-links a:hover,
.footer-links a:hover,
.pre-footer a:hover {
  color: var(--accent);
}

footer {
  padding: 26px 18px;
  background: var(--surface);
  border-top: 1px solid var(--line);
  color: var(--muted);
  text-align: center;
}

.footer-credit {
  display: block;
  margin-top: 8px;
  font-size: 0.78rem;
  opacity: 0.7;
}

.footer-credit a {
  color: var(--primary-strong);
  font-weight: 800;
  text-decoration: none;
}

.footer-credit a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.empty-state {
  margin: 0;
  padding: 22px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 520ms ease, transform 520ms ease;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1050px) {
  .pre-footer-container {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .updates-grid,
  .careers-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  header {
    padding: 12px 18px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  nav {
    position: fixed;
    top: 73px;
    left: 16px;
    right: 16px;
    display: none;
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 16px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  body.nav-open nav {
    display: grid;
  }

  nav a,
  .dark-toggle {
    width: 100%;
    margin: 0;
    justify-content: flex-start;
  }

  .features-grid,
  .grid-3,
  .collaboration-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 520px;
  }
}

@media (max-width: 560px) {
  .section {
    width: min(100% - 28px, var(--container));
    padding: 46px 0;
  }

  .site-logo {
    height: 40px;
  }

  nav {
    top: 65px;
  }

  .hero {
    min-height: 460px;
    padding-inline: 16px;
  }

  .card,
  .collab-form-wrap,
  .updates-panel,
  .job-card {
    padding: 18px;
  }

  .collaboration-card {
    grid-template-columns: 1fr;
  }

  .collaboration-card img {
    width: 100%;
    max-width: 220px;
  }

  .pre-footer-container {
    grid-template-columns: 1fr;
  }

  .footer-logo {
    width: 124px;
  }

  .apply-actions {
    align-items: stretch;
  }

  .apply-actions .btn,
  .apply-actions button {
    width: 100%;
  }
}