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

:root {
  --blue:      #2479C5;
  --blue-d:    #185D9E;
  --blue-bg:   #EBF4FF;
  --teal:      #0891B2;
  --violet:    #7C3AED;
  --ink:       #0F172A;
  --text:      #1E293B;
  --muted:     #64748B;
  --border:    #E2E8F0;
  --bg:        #FFFFFF;
  --bg-alt:    #F8FAFC;
  --con-dark:  #0E2847;
  --con-mid:   #185D9E;
}

html { scroll-behavior: smooth; }

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  letter-spacing: -0.02em;
}

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

nav, main, footer { position: relative; z-index: 1; }

/* ── NAV ── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: 70px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 3.5rem;
  background: rgba(255,255,255,0.90);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .25s, border-color .25s, background .25s;
}
#navbar.elevated {
  box-shadow: 0 4px 24px rgba(0,0,0,.07);
  border-color: var(--border);
  background: rgba(255,255,255,.97);
}

.nav-logo img { height: 34px; display: block; }

.nav-links { display: flex; gap: 0; align-items: center; list-style: none; }
.nav-links a {
  display: block; padding: .45rem 1rem;
  color: var(--text); text-decoration: none;
  font-size: .875rem; font-weight: 500;
  border-radius: 7px;
  transition: color .22s, background .22s, text-shadow .38s cubic-bezier(.25,.46,.45,.94);
}
.nav-links a:hover {
  color: var(--blue);
  text-shadow: -1.5px -.5px 0 rgba(0,210,210,.32), 1.5px .5px 0 rgba(255,55,55,.32), 0 1px 0 rgba(248,192,52,.2);
}
.nav-links a.active {
  color: var(--blue);
  text-shadow: -1px -.5px 0 rgba(0,210,210,.2), 1px .5px 0 rgba(255,55,55,.2), 0 1px 0 rgba(248,192,52,.14);
}
.nav-cta {
  margin-left: .5rem;
  background: var(--blue) !important;
  color: #fff !important;
  padding: .5rem 1.25rem !important;
  border-radius: 8px; font-weight: 700 !important;
}
.nav-cta:hover { background: var(--blue-d) !important; transform: translateY(-1px); }

/* ── LAYOUT PRIMITIVES ── */
.wrap { max-width: 1180px; margin: 0 auto; }
section { padding: 7rem 3.5rem; }

.lbl {
  display: inline-block; font-size: .72rem; font-weight: 800;
  letter-spacing: .16em; text-transform: uppercase; color: var(--blue); margin-bottom: .875rem;
  text-shadow: -1px -.5px 0 rgba(0,210,210,.2), 1px .5px 0 rgba(255,55,55,.2), 0 1.5px 0 rgba(248,192,52,.16);
}
.sh2 {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.9rem, 3.5vw, 3rem); font-weight: 900;
  letter-spacing: -.035em; line-height: 1.12; color: var(--ink); margin-bottom: 1rem;
}
.ssub { font-size: 1.05rem; color: var(--muted); line-height: 1.75; max-width: 540px; }

/* ── BUTTONS ── */
.btn-solid {
  display: inline-flex; align-items: center; gap: .4rem;
  background: var(--blue); color: #fff;
  padding: .8rem 1.75rem; border-radius: 9px;
  font-weight: 700; font-size: .9rem; text-decoration: none;
  box-shadow: 0 2px 16px rgba(36,121,197,.28);
  transition: background .18s, transform .15s;
}
.btn-solid:hover { background: var(--blue-d); transform: translateY(-1px); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: .4rem;
  background: transparent; color: var(--text);
  padding: .8rem 1.75rem; border-radius: 9px;
  font-weight: 600; font-size: .9rem; text-decoration: none;
  border: 1.5px solid var(--border);
  transition: border-color .18s, color .18s, transform .15s;
}
.btn-ghost:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-1px); }

.btn-white {
  display: inline-flex; align-items: center; gap: .45rem;
  background: #fff; color: var(--blue);
  padding: .9rem 2.1rem; border-radius: 9px;
  font-weight: 800; font-size: .95rem; text-decoration: none;
  box-shadow: 0 4px 24px rgba(0,0,0,.13);
  transition: transform .18s, box-shadow .18s;
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,0,0,.2); }

/* ── FADE UP ── */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity .58s ease, transform .58s ease; }
.fade-up.vis { opacity: 1; transform: none; }
.fade-up:nth-child(2) { transition-delay: .08s; }
.fade-up:nth-child(3) { transition-delay: .16s; }
.fade-up:nth-child(4) { transition-delay: .24s; }

/* ── NAV DROPDOWN ── */
.nav-has-drop { position: relative; }
.nav-drop-toggle {
  display: flex !important; align-items: center; gap: .28rem; cursor: default;
}
.nav-drop-toggle svg { transition: transform .22s; flex-shrink: 0; }
.nav-has-drop.drop-open .nav-drop-toggle svg { transform: rotate(180deg); }
.nav-drop-menu {
  display: none; position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%);
  background: #fff; border: 1px solid var(--border);
  border-radius: 14px; padding: .5rem;
  min-width: 290px; list-style: none;
  box-shadow: 0 8px 32px rgba(15,23,42,.12), 0 2px 8px rgba(15,23,42,.05);
  z-index: 200;
}
.nav-has-drop.drop-open .nav-drop-menu { display: block; }
.nav-drop-menu li a {
  display: block; padding: .65rem 1rem;
  font-size: .84rem; font-weight: 600; color: var(--text);
  border-radius: 8px; text-decoration: none;
  transition: background .15s, color .15s;
}
.nav-drop-menu li a:hover { background: var(--blue-bg); color: var(--blue); }

/* ── HAMBURGER BUTTON ── */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  z-index: 101;
  margin-left: auto;
}
.burger-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
  transform-origin: center;
}
.nav-burger[aria-expanded="true"] .burger-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger[aria-expanded="true"] .burger-bar:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger[aria-expanded="true"] .burger-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── FOOTER ── */
footer {
  background: var(--ink); color: rgba(255,255,255,.4);
  padding: 2.5rem 3.5rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1.5rem;
  font-size: .84rem; position: relative; z-index: 1;
}
.foot-l { display: flex; align-items: center; gap: 2.5rem; flex-wrap: wrap; }
.foot-logo img { height: 28px; filter: brightness(0) invert(1) opacity(.65); display: block; }
.foot-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.foot-links a { color: rgba(255,255,255,.4); text-decoration: none; transition: color .18s; }
.foot-links a:hover { color: rgba(255,255,255,.82); }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  #navbar { padding: 0 1.5rem; }
  section { padding: 5rem 1.75rem; }
}
@media (max-width: 768px) {
  #navbar { padding: 0 1.25rem; }
  .nav-burger { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 70px; left: 0; right: 0;
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0,0,0,.08);
    flex-direction: column;
    align-items: stretch;
    padding: .75rem 1.25rem 1.25rem;
    gap: 0;
    z-index: 99;
  }
  #navbar.nav-open .nav-links { display: flex; }

  .nav-links li { width: 100%; }
  .nav-links > li > a { padding: .75rem 1rem; font-size: .95rem; width: 100%; border-radius: 8px; }

  .nav-drop-toggle { width: 100%; justify-content: space-between !important; cursor: pointer !important; }
  /* show only when JS adds .open */
  .nav-has-drop.open .nav-drop-menu {
    display: block !important;
    position: static !important;
    transform: none !important;
    box-shadow: none !important;
    border-radius: 8px !important;
    margin: .25rem 0 .5rem 0 !important;
    padding: .25rem .5rem !important;
    min-width: unset !important;
  }
  .nav-has-drop.open .nav-drop-toggle svg { transform: rotate(180deg); }
}
@media (max-width: 640px) {
  section { padding: 4rem 1.25rem; }
  footer { flex-direction: column; align-items: flex-start; padding: 2rem 1.25rem; }
  .foot-l { flex-direction: column; gap: 1rem; }
}