/* ===================================================================
   AverixAI — Stylesheet
   Design system: navy/light-blue palette per brief, synapse-line motif
   echoing the brain→circuit mark as the recurring signature device.
   =================================================================== */

:root {
  --navy: #0B3C6F;
  --navy-deep: #072A4E;
  --sky: #2FA8DC;
  --sky-light: #6FC6EA;
  --white: #FFFFFF;
  --fog: #F8FAFC;
  --mist: #EEF3F8;
  --ink: #10253B;
  --ink-soft: #4A5C70;
  --line: #DCE6EF;

  --font-display: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;

  --shadow-soft: 0 20px 50px -20px rgba(11, 60, 111, 0.25);
  --shadow-tight: 0 8px 24px -12px rgba(11, 60, 111, 0.3);

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
}

section { position: relative; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy-deep);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: linear-gradient(90deg, var(--sky), var(--navy));
  border-radius: 2px;
}

p { color: var(--ink-soft); }

.section-head {
  max-width: 620px;
  margin-bottom: 56px;
}

.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.section-head h2 { font-size: clamp(28px, 3.4vw, 42px); margin-bottom: 16px; }

.section-head p { font-size: 17px; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 100px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--sky), var(--navy));
  color: var(--white);
  box-shadow: var(--shadow-tight);
}

.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 34px -14px rgba(11,60,111,0.45); }

.btn-secondary {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--line);
}

.btn-secondary:hover { border-color: var(--sky); color: var(--sky); transform: translateY(-3px); }

.btn-light {
  background: var(--white);
  color: var(--navy);
}
.btn-light:hover { transform: translateY(-3px); box-shadow: var(--shadow-tight); }

.btn-block { width: 100%; }

/* ---------- Nav ---------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.nav-logo { display: flex; align-items: center; }
.nav-logo img { height: 200px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-links a:not(.btn) {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 6px 0;
  transition: color 0.25s var(--ease);
}

.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--sky), var(--navy));
  transition: right 0.35s var(--ease);
  border-radius: 2px;
}

.nav-links a:not(.btn):hover { color: var(--navy); }
.nav-links a:not(.btn):hover::after,
.nav-links a.active::after { right: 0; }
.nav-links a.active { color: var(--navy); font-weight: 700; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--navy-deep); border-radius: 2px; transition: all 0.3s var(--ease); }

/* ---------- Synapse divider — signature element ---------- */

.synapse-divider {
  display: block;
  width: 100%;
  height: 34px;
  margin: 0 auto;
}

.synapse-rule {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
}
.synapse-rule .line { flex: 1; height: 1px; background: var(--line); }
.synapse-rule .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--sky); }
.synapse-rule .dot:nth-child(3) { background: var(--navy); }

/* ---------- Hero ---------- */

.hero {
  padding: 76px 0 100px;
  background: linear-gradient(180deg, var(--fog) 0%, var(--white) 70%);
  overflow: hidden;
  position: relative;
}

.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(38px, 5vw, 60px);
  margin-bottom: 22px;
}

.hero-copy h1 .accent {
  background: linear-gradient(120deg, var(--sky), var(--navy));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-copy p {
  font-size: 18px;
  max-width: 480px;
  margin-bottom: 34px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual {
  position: relative;
  height: 460px;
}

.hero-visual svg { width: 100%; height: 100%; }

.node { animation: pulse 3.4s ease-in-out infinite; transform-origin: center; }
.node.d1 { animation-delay: 0s; }
.node.d2 { animation-delay: 0.5s; }
.node.d3 { animation-delay: 1s; }
.node.d4 { animation-delay: 1.5s; }
.node.d5 { animation-delay: 2s; }
.node.d6 { animation-delay: 2.5s; }

@keyframes pulse {
  0%, 100% { opacity: 0.55; r: 5; }
  50% { opacity: 1; r: 7; }
}

.synapse-path {
  stroke-dasharray: 6 8;
  animation: dash 24s linear infinite;
}
@keyframes dash { to { stroke-dashoffset: -400; } }

/* ---------- Reveal-on-scroll ---------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-stagger.in-view > * { opacity: 1; transform: translateY(0); }
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal-stagger.in-view > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.in-view > *:nth-child(2) { transition-delay: 0.15s; }
.reveal-stagger.in-view > *:nth-child(3) { transition-delay: 0.25s; }
.reveal-stagger.in-view > *:nth-child(4) { transition-delay: 0.35s; }

/* ---------- About (home) section ---------- */

.about-home {
  padding: 110px 0;
}

.about-home .container {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}

.about-figure {
  position: relative;
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, var(--navy) 0%, var(--navy-deep) 100%);
  aspect-ratio: 4/5;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.about-figure-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-copy p { margin-bottom: 16px; font-size: 16.5px; }

.pill-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.pill {
  padding: 8px 16px;
  border-radius: 100px;
  background: var(--mist);
  color: var(--navy);
  font-size: 13.5px;
  font-weight: 600;
  border: 1px solid var(--line);
}

/* ---------- AI Program section (home) ---------- */

.program-home {
  padding: 90px 0 110px;
  background: var(--fog);
}

.program-home .container {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: center;
}

.program-figure {
  border-radius: var(--radius-lg);
  aspect-ratio: 1/1;
  background: linear-gradient(160deg, var(--sky-light), var(--sky) 55%, var(--navy) 130%);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.program-figure-img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 30px 0 34px;
}

.skill-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--navy-deep);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}
.skill-chip:hover { transform: translateY(-3px); border-color: var(--sky); }
.skill-chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--sky); flex-shrink: 0; }

/* ---------- Testimonials ---------- */

.testimonials { padding: 100px 0 120px; }

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 34px 30px;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.testimonial-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }

.testimonial-card .quote-mark {
  font-family: var(--font-display);
  font-size: 42px;
  color: var(--sky);
  line-height: 1;
  margin-bottom: 6px;
}

.testimonial-card p.quote { color: var(--ink); font-size: 15.5px; margin-bottom: 24px; }

.testimonial-person { display: flex; align-items: center; gap: 12px; }

.avatar-ring {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sky), var(--navy));
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-family: var(--font-display); font-weight: 700; font-size: 15px;
  flex-shrink: 0;
  object-fit: cover;
}

.testimonial-person .name { font-weight: 700; color: var(--navy-deep); font-size: 14.5px; }
.testimonial-person .role { font-size: 13px; color: var(--ink-soft); }

/* ---------- CTA band ---------- */

.cta-band {
  padding: 90px 0;
  background: linear-gradient(120deg, var(--navy-deep), var(--navy) 60%, var(--sky) 160%);
  position: relative;
  overflow: hidden;
}

.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.14) 1.5px, transparent 1.5px);
  background-size: 30px 30px;
}

.cta-band .container { position: relative; text-align: center; }

.cta-band h2 { color: var(--white); font-size: clamp(28px, 3.6vw, 44px); margin-bottom: 18px; }
.cta-band p { color: rgba(255,255,255,0.82); max-width: 520px; margin: 0 auto 34px; font-size: 17px; }

/* ---------- Footer ---------- */

.footer {
  background: var(--navy-deep);
  color: rgba(255,255,255,0.7);
  padding: 70px 0 30px;
}

.footer .container {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 46px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

.footer-brand img { height: 72px; margin-bottom: 16px; }
.footer-brand p { color: rgba(255,255,255,0.6); font-size: 14px; max-width: 260px; }

.footer h4 { color: var(--white); font-size: 15px; margin-bottom: 18px; font-family: var(--font-display); }

.footer ul li { margin-bottom: 12px; }
.footer ul li a { font-size: 14.5px; color: rgba(255,255,255,0.65); transition: color 0.25s var(--ease); }
.footer ul li a:hover { color: var(--sky-light); }

.social-row { display: flex; gap: 10px; margin-top: 4px; }
.social-row a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 13px;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}
.social-row a:hover { background: var(--sky); border-color: var(--sky); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 26px;
  font-size: 13.5px;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Page banner (inner pages) ---------- */

.page-banner {
  padding: 64px 0 90px;
  background: linear-gradient(180deg, var(--fog), var(--white));
  text-align: center;
}

.page-banner h1 { font-size: clamp(34px, 4.6vw, 52px); margin-bottom: 16px; }
.page-banner p.lead { max-width: 560px; margin: 0 auto; font-size: 17.5px; }

.banner-image {
  margin-top: 46px;
  border-radius: var(--radius-lg);
  aspect-ratio: 21/8;
  background: linear-gradient(120deg, var(--navy-deep), var(--navy) 55%, var(--sky));
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}
.banner-image-img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- Stats ---------- */

.stats { padding: 100px 0; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  text-align: center;
  padding: 38px 20px;
  border-radius: var(--radius-md);
  background: var(--fog);
  border: 1px solid var(--line);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.stat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); background: var(--white); }

.stat-icon {
  width: 52px; height: 52px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sky), var(--navy));
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
}

.stat-num {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  color: var(--navy-deep);
  line-height: 1;
  margin-bottom: 10px;
}

.stat-label { font-size: 14.5px; font-weight: 600; color: var(--ink-soft); }

/* ---------- Leadership ---------- */

.leadership { padding: 20px 0 110px; background: var(--fog); }
.leadership-inner { padding-top: 90px; }

.leader-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.leader-card {
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  padding: 34px 22px;
  text-align: center;
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.leader-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }

.leader-photo {
  width: 108px; height: 108px;
  border-radius: 50%;
  margin: 0 auto 20px;
  background: linear-gradient(150deg, var(--mist), var(--line));
  border: 2px dashed var(--sky-light);
  display: flex; align-items: center; justify-content: center;
  color: var(--sky);
  font-size: 13px; font-weight: 600;
  object-fit: cover;
}

.leader-card .name { font-family: var(--font-display); font-weight: 700; font-size: 17px; color: var(--navy-deep); margin-bottom: 4px; }
.leader-card .role { font-size: 13.5px; color: var(--sky); font-weight: 600; }

/* ---------- Values ---------- */

.values { padding: 20px 0 120px; }
.values-inner { padding-top: 90px; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.value-card {
  padding: 34px 26px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease), border-color 0.4s var(--ease);
}
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); border-color: var(--sky-light); }

.value-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--mist);
  display: flex; align-items: center; justify-content: center;
  color: var(--navy);
  margin-bottom: 20px;
}

.value-card h3 { font-size: 18.5px; margin-bottom: 10px; }
.value-card p { font-size: 14.5px; }

/* ---------- Events page ---------- */

.events-list { padding: 20px 0 120px; }
.events-list .container > * + * { margin-top: 40px; }

.event-card {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  transition: box-shadow 0.4s var(--ease);
}
.event-card:hover { box-shadow: var(--shadow-soft); }

.event-main { padding: 44px; }

.event-tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}
.event-tag.past { background: var(--mist); color: var(--ink-soft); }
.event-tag.upcoming { background: rgba(47,168,220,0.14); color: var(--sky); }

.event-main h3 { font-size: 26px; margin-bottom: 14px; }

.event-meta {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  font-size: 14px;
  color: var(--ink-soft);
  font-weight: 500;
}
.event-meta span { display: flex; align-items: center; gap: 7px; }

.event-main p.desc { font-size: 15px; margin-bottom: 10px; }

.event-side {
  background: var(--fog);
  padding: 44px 34px;
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.event-side h4 {
  font-size: 13.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--navy);
  margin-bottom: 18px;
}

.event-side .btn-secondary { margin-bottom: 12px; width: 100%; }

/* ---------- Programs page ---------- */

.program-overview { padding: 20px 0 100px; }
.program-overview-inner { padding-top: 90px; }

.overview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.overview-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 20px;
  margin-top: 20px;
}
.overview-list li {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--navy-deep);
  display: flex;
  align-items: center;
  gap: 9px;
}
.overview-list li::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--sky);
  flex-shrink: 0;
}

.highlights { padding: 20px 0 110px; background: var(--fog); }
.highlights-inner { padding-top: 90px; }

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.highlight-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  border: 1px solid var(--line);
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.highlight-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-soft); }

.highlight-card .value-icon { margin-bottom: 18px; }
.highlight-card h3 { font-size: 17px; margin-bottom: 8px; }
.highlight-card p { font-size: 14px; }

/* ---------- Timeline ---------- */

.timeline-section { padding: 20px 0 120px; }
.timeline-inner { padding-top: 90px; }

.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: repeating-linear-gradient(180deg, var(--sky-light) 0 6px, transparent 6px 12px);
}

.timeline-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  padding-bottom: 44px;
  position: relative;
}
.timeline-item:last-child { padding-bottom: 0; }

.timeline-node {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid var(--sky);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--navy);
  font-size: 15px;
  z-index: 2;
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
}

.timeline-item:hover .timeline-node { background: var(--navy); color: var(--white); }

.timeline-body {
  background: var(--fog);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 22px 26px;
}
.timeline-body h4 { font-size: 17px; margin-bottom: 6px; }
.timeline-body p { font-size: 14px; }

/* ---------- Responsive ---------- */

@media (max-width: 980px) {
  .hero .container,
  .about-home .container,
  .program-home .container,
  .overview-grid { grid-template-columns: 1fr; }

  .hero-visual { height: 320px; order: -1; }
  .about-figure, .program-figure { max-width: 420px; margin: 0 auto; }

  .testimonial-grid,
  .stats-grid,
  .leader-grid,
  .values-grid,
  .highlights-grid { grid-template-columns: repeat(2, 1fr); }

  .event-card { grid-template-columns: 1fr; }
  .event-side { border-left: none; border-top: 1px solid var(--line); }

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

@media (max-width: 760px) {
  .nav-links { position: fixed; top: 84px; left: 0; right: 0; background: var(--white); flex-direction: column; align-items: flex-start; gap: 0; padding: 10px 32px 26px; border-bottom: 1px solid var(--line); transform: translateY(-130%); opacity: 0; transition: all 0.35s var(--ease); pointer-events: none; }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a:not(.btn) { width: 100%; padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav-links .btn { margin-top: 16px; width: 100%; }
  .nav-toggle { display: flex; }

  .testimonial-grid,
  .stats-grid,
  .leader-grid,
  .values-grid,
  .highlights-grid { grid-template-columns: 1fr; }

  .footer .container { grid-template-columns: 1fr; }
  .event-main, .event-side { padding: 30px 26px; }
}

/* ---------- Sponsors page ---------- */

.sponsors-section { padding: 20px 0 40px; }

.sponsor-stage {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

.sponsor-track {
  flex: 1;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow-soft);
  position: relative;
}

.sponsor-card {
  display: none;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 40px;
  align-items: center;
  padding: 50px 46px;
}

.sponsor-card.active { display: grid; }

.sponsor-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 190px;
  width: 100%;
  border-radius: var(--radius-md);
  background: var(--fog);
  border: 1px dashed var(--sky-light);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--navy);
  text-align: center;
  padding: 10px;
  object-fit: contain;
}

.sponsor-info h3 { font-size: 22px; margin-bottom: 12px; }
.sponsor-info p { font-size: 15px; margin-bottom: 22px; }

.carousel-arrow {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--navy);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), transform 0.3s var(--ease);
}
.carousel-arrow:hover { background: var(--navy); color: var(--white); transform: scale(1.06); }

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 26px;
}

.carousel-dots .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--line);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.3s var(--ease), transform 0.3s var(--ease);
}
.carousel-dots .dot.active { background: var(--navy); transform: scale(1.25); }

.become-sponsor {
  padding: 90px 0 120px;
  text-align: center;
}
.become-sponsor h2 { font-size: clamp(26px, 3vw, 34px); margin: 4px 0 14px; }
.become-sponsor p { max-width: 480px; margin: 0 auto 30px; font-size: 15.5px; }

@media (max-width: 760px) {
  .sponsor-stage { gap: 10px; }
  .sponsor-card { grid-template-columns: 1fr; padding: 34px 26px; text-align: center; }
  .sponsor-logo { margin: 0 auto; }
  .carousel-arrow { width: 36px; height: 36px; font-size: 18px; }
}