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

:root {
  --navy: #1c4084;
  --navy-dark: #142f63;
  --navy-light: #2a57a8;
  --orange: #D4922A;
  --orange-light: #E8A840;
  --orange-dark: #B87A1E;
  --white: #ffffff;
  --off-white: #F7F9FC;
  --light-blue: #EDF2F8;
  --cream: #FDFAF5;
  --text: #1E293B;
  --text-light: #64748B;
  --border: #E2E8F0;

  --font-body: 'Manrope', system-ui, -apple-system, sans-serif;
  --font-accent: 'JetBrains Mono', monospace;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --shadow-sm: 0 1px 3px rgba(43,87,151,0.06), 0 1px 2px rgba(43,87,151,0.04);
  --shadow: 0 4px 24px rgba(43,87,151,0.08);
  --shadow-lg: 0 12px 40px rgba(43,87,151,0.12);
  --shadow-orange: 0 8px 30px rgba(212,146,42,0.25);

  --nav-h: 72px;
  --ease: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== SKIP LINK ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  background: var(--orange);
  color: var(--white);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-accent);
  font-size: 0.8rem;
  z-index: 1000;
  transition: top var(--ease);
}
.skip-link:focus { top: 8px; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(255,255,255,0.78);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  z-index: 100;
  border-bottom: 1px solid rgba(43,87,151,0.06);
  transition: all var(--ease);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.95);
  box-shadow: 0 1px 20px rgba(43,87,151,0.08);
}

.navbar.navbar-dark {
  background: rgba(15,30,50,0.3);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom-color: rgba(255,255,255,0.06);
}
.navbar.navbar-dark .navbar-logo span { color: var(--white); }
.navbar.navbar-dark .navbar-links a { color: rgba(255,255,255,0.6); }
.navbar.navbar-dark .navbar-links a:hover,
.navbar.navbar-dark .navbar-links a.active { color: var(--white); }
.navbar.navbar-dark .lang-picker-toggle {
  border-color: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.7);
}
.navbar.navbar-dark .lang-picker-toggle:hover { border-color: rgba(255,255,255,0.3); }
.navbar.navbar-dark .lang-picker-toggle .lang-arrow { color: rgba(255,255,255,0.5); }
.navbar.navbar-dark .hamburger span { background: var(--white); }

.navbar.navbar-dark.scrolled {
  background: rgba(255,255,255,0.95);
  border-bottom-color: rgba(43,87,151,0.06);
}
.navbar.navbar-dark.scrolled .navbar-logo span { color: var(--navy); }
.navbar.navbar-dark.scrolled .navbar-links a { color: var(--text-light); }
.navbar.navbar-dark.scrolled .navbar-links a:hover,
.navbar.navbar-dark.scrolled .navbar-links a.active { color: var(--navy); }
.navbar.navbar-dark.scrolled .lang-picker-toggle {
  border-color: var(--border);
  color: var(--text);
}
.navbar.navbar-dark.scrolled .lang-picker-toggle:hover { border-color: var(--navy-light); }
.navbar.navbar-dark.scrolled .hamburger span { background: var(--navy); }
.navbar-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: var(--navy);
}
.navbar-logo span {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--navy);
  letter-spacing: -0.3px;
}

.navbar-links {
  display: flex;
  gap: 8px;
  align-items: center;
}
.navbar-links a {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-light);
  transition: color var(--ease);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  position: relative;
}
.navbar-links a:hover,
.navbar-links a.active {
  color: var(--navy);
}
.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 12px; right: 12px;
  height: 2px;
  background: var(--orange);
  border-radius: 1px;
  transform: scaleX(0);
  transition: transform var(--ease);
}
.navbar-links a:hover::after,
.navbar-links a.active::after { transform: scaleX(1); }

.lang-picker {
  position: relative;
  margin-left: 12px;
}
.lang-picker-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  padding: 5px 12px 5px 10px;
  cursor: pointer;
  font-family: var(--font-accent);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text);
  transition: all var(--ease);
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.lang-picker-toggle:hover { border-color: var(--navy-light); }
.lang-picker-toggle .lang-flag { font-size: 1rem; line-height: 1; }
.lang-picker-toggle .lang-arrow {
  width: 10px; height: 10px;
  transition: transform var(--ease);
}
.lang-picker.open .lang-picker-toggle .lang-arrow {
  transform: rotate(180deg);
}

.lang-picker-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(43,87,151,0.12);
  padding: 6px;
  min-width: 140px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s ease;
  z-index: 200;
}
.lang-picker.open .lang-picker-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: none;
  background: none;
  width: 100%;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  border-radius: var(--radius-sm);
  transition: all var(--ease);
}
.lang-option:hover { background: var(--off-white); }
.lang-option.active {
  background: rgba(43,87,151,0.06);
  color: var(--navy);
}
.lang-option .lang-flag { font-size: 1.15rem; line-height: 1; }
.lang-option .lang-code {
  font-family: var(--font-accent);
  font-size: 0.65rem;
  color: var(--text-light);
  margin-left: auto;
  letter-spacing: 0.5px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--ease);
}
.hamburger:hover { background: var(--off-white); }
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all var(--ease);
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 899px) {
  :root { --nav-h: 60px; }
  .navbar {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(255,255,255,0.95);
  }
  .navbar.navbar-dark {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: rgba(15,30,50,0.6);
  }
  .navbar.navbar-dark.scrolled {
    background: rgba(255,255,255,0.95);
  }
  .hamburger { display: flex; }
  .navbar-inner { z-index: 102; position: relative; }
  .navbar-links {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0; bottom: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px 20px 32px;
    gap: 4px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    overflow-y: auto;
    z-index: 101;
    -webkit-overflow-scrolling: touch;
  }
  .navbar-links.open { opacity: 1; pointer-events: auto; }
  .navbar-links a {
    font-size: 1.1rem;
    padding: 14px 20px;
    width: 100%;
    border-radius: var(--radius-md);
    color: var(--text) !important;
    text-align: left;
  }
  .navbar-links a:hover { background: var(--off-white); }
  .navbar-links a.active { background: rgba(43,87,151,0.05); color: var(--navy) !important; }
  .navbar-links a::after { display: none; }

  .lang-picker { margin-left: 0; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--border); align-self: stretch; }
  .lang-picker-toggle {
    width: 100%;
    justify-content: center;
    padding: 12px 16px;
    font-size: 0.8rem;
    border-color: var(--border) !important;
    color: var(--text) !important;
  }
  .lang-picker .lang-picker-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 1px solid var(--border);
    display: none;
    margin-top: 8px;
  }
  .lang-picker.open .lang-picker-dropdown { display: block; }
}

/* ===== SECTIONS COMMON ===== */
section {
  padding: 80px 0;
  overflow: hidden;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}
.section-header h2 {
  font-family: var(--font-body);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
  letter-spacing: -1px;
}
.section-header .subtitle {
  font-size: 1rem;
  color: var(--text-light);
  max-width: 520px;
  margin: 0 auto;
}
.section-header .wavy-line {
  display: block;
  margin: 12px auto 0;
}

.section-gradient {
  background: linear-gradient(170deg, #eef2f7 0%, #f4f6fa 30%, #faf9f5 55%, #f6f4ef 75%, #eff3f8 100%);
}
.section-clean {
  background: linear-gradient(180deg, #f8f9fb 0%, #fafbfd 50%, #f8f9fb 100%);
}

.section-gradient::after,
.section-clean::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
  background-size: 200px 200px;
  pointer-events: none;
  mix-blend-mode: multiply;
  z-index: 0;
}
.section-gradient > *,
.section-clean > * {
  position: relative;
  z-index: 1;
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-light) 50%, var(--orange) 100%);
  background-size: 200% 100%;
  color: var(--white);
  padding: 16px 40px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all var(--ease);
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 6px 24px rgba(212,146,42,0.3);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(212,146,42,0.4);
  background-position: 100% 0;
}
.btn-primary:active { transform: translateY(-1px); }
.btn-primary svg { width: 18px; height: 18px; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  background: transparent;
  color: var(--navy);
  padding: 16px 40px;
  border-radius: 50px;
  border: 2px solid var(--navy);
  cursor: pointer;
  transition: all var(--ease);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.btn-secondary:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== WAVY LINE SVG ===== */
.wavy-line path { stroke: var(--orange); }

/* ===== FOOTER ===== */
.footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.5);
  position: relative;
}

.footer-inner {
  padding: 48px 0 20px;
  position: relative;
  z-index: 1;
}

.footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.footer-name {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--white);
  letter-spacing: -0.3px;
}

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--ease);
}
.footer-links a:hover { color: var(--orange); }

.footer-social {
  display: flex;
  gap: 8px;
}
.footer-social a {
  width: 34px; height: 34px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.4);
  transition: all var(--ease);
}
.footer-social a:hover {
  color: var(--orange);
}
.footer-social a svg { width: 16px; height: 16px; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.25);
}
.footer-bottom a {
  color: rgba(255,255,255,0.25);
  transition: color var(--ease);
}
.footer-bottom a:hover { color: rgba(255,255,255,0.5); }

@media (max-width: 599px) {
  .footer-row { flex-direction: column; align-items: flex-start; gap: 20px; }
  .footer-links { gap: 16px; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
}

/* ===== SCROLL ANIMATIONS ===== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(32px) scale(0.98);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.stagger > .animate-on-scroll:nth-child(1) { transition-delay: 0s; }
.stagger > .animate-on-scroll:nth-child(2) { transition-delay: 0.08s; }
.stagger > .animate-on-scroll:nth-child(3) { transition-delay: 0.16s; }
.stagger > .animate-on-scroll:nth-child(4) { transition-delay: 0.24s; }
.stagger > .animate-on-scroll:nth-child(5) { transition-delay: 0.32s; }
.stagger > .animate-on-scroll:nth-child(6) { transition-delay: 0.40s; }

@media (prefers-reduced-motion: reduce) {
  .animate-on-scroll { opacity: 1; transform: none; transition: none; }
}

/* ===== FOCUS ===== */
:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

/* ===== EXTRA MOBILE ===== */
@media (max-width: 599px) {
  section { padding: 64px 0; }
  .btn-primary { padding: 14px 28px; font-size: 0.82rem; }
  .section-header h2 { font-size: 1.5rem; letter-spacing: -0.5px; }
  .section-header { margin-bottom: 32px; }
  .section-header .wavy-line { width: 80px; }
  .container { padding: 0 24px; }
}

@media (max-width: 380px) {
  .container { padding: 0 20px; }
  section { padding: 52px 0; }
}

/* ===== PARTNERS ===== */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 160px);
  gap: 14px;
  justify-content: center;
}
@media (max-width: 720px) { .partners-grid { grid-template-columns: repeat(3, 120px); gap: 12px; } }
@media (max-width: 480px) { .partners-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } }

.partner-card {
  background: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(247,249,252,0.8));
  border: 1px solid rgba(43,87,151,0.06);
  border-radius: var(--radius-md);
  padding: 24px 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 90px;
  transition: all var(--ease);
  text-align: center;
}
.partner-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(43,87,151,0.12);
}
.partner-card span {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--navy);
  line-height: 1.3;
}

.partners-subtitle {
  font-family: var(--font-accent);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-light);
  margin-bottom: 20px;
  text-align: center;
}
.partners-grid + .partners-subtitle { margin-top: 48px; }
.partners-subtitle + .partners-grid { margin-bottom: 64px; }
.partners-organiser {
  grid-template-columns: 200px !important;
}
.organiser-card {
  border: 2px solid var(--orange) !important;
  background: white !important;
  aspect-ratio: 1;
}
.organiser-card span {
  font-size: 0.95rem !important;
  color: var(--navy) !important;
}