/* ═══════════════════════════════════════
   AB LEDGERWORKS — GLOBAL STYLESHEET
   Shared across all pages
═══════════════════════════════════════ */

/* ─── TOKENS ─── */
:root {
  --navy:         #1B2C5E;
  --navy-deep:    #111E42;
  --navy-mid:     #213570;
  --navy-light:   #2B4494;
  --accent:       #C9A84C;
  --accent-light: #DFC070;
  --accent-dark:  #A8882E;
  --accent-glow:  rgba(201,168,76,0.15);
  --silver:       #8C9BB5;
  --white:        #FFFFFF;
  --off-white:    #F8F9FC;
  --grey-50:      #F4F6FA;
  --grey-100:     #EDF0F7;
  --grey-200:     #D8DDEC;
  --grey-300:     #B8C2D8;
  --grey-400:     #8C9BB5;
  --grey-600:     #4A5578;
  --grey-800:     #2A3355;
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body:    'Jost', system-ui, sans-serif;
  --shadow-sm:    0 1px 4px rgba(27,44,94,0.07);
  --shadow-md:    0 4px 20px rgba(27,44,94,0.12);
  --shadow-lg:    0 16px 52px rgba(27,44,94,0.18);
  --shadow-accent: 0 8px 32px rgba(201,168,76,0.30);
  --radius:       14px;
  --radius-lg:    22px;
  --radius-xl:    32px;
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: auto; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  color: var(--navy);
  background: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.01em;
}

/* ─── UTILITY ─── */
.container { max-width: 1320px; margin: 0 auto; padding: 0 36px; }
.section { padding: 108px 0; }

/* ─── SECTION TYPOGRAPHY ─── */
.section-label {
  display: inline-flex; align-items: center;
  font-family: var(--font-body);
  font-size: 13px; font-weight: 700; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--accent-dark); margin-bottom: 20px;
  background: var(--accent-glow);
  border: 1px solid rgba(201,168,76,0.25);
  border-radius: 100px;
  padding: 6px 16px;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 4.5vw, 3.6rem);
  color: var(--navy); line-height: 1.1; margin-bottom: 18px;
  font-weight: 400; letter-spacing: -0.01em;
}
.section-subtitle {
  font-family: var(--font-body);
  font-size: 1.06rem; font-weight: 400; color: var(--grey-600); line-height: 1.9; max-width: 60ch;
}

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 30px; border-radius: 9px; font-family: var(--font-body);
  font-size: 0.82rem; font-weight: 500; cursor: pointer;
  text-decoration: none; border: none; line-height: 1;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.btn-primary {
  background: var(--accent);
  color: var(--navy-deep); font-weight: 600;
  box-shadow: 0 4px 18px rgba(201,168,76,0.36);
  transition: transform 0.25s, box-shadow 0.25s, background 0.25s;
}
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: var(--shadow-accent); }
.btn-outline {
  background: transparent; color: var(--navy); border: 1.5px solid var(--grey-200);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent-dark); background: var(--accent-glow); }
.btn-outline-white {
  background: transparent; color: rgba(255,255,255,0.82);
  border: 1.5px solid rgba(255,255,255,0.20);
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.btn-outline-white:hover { border-color: rgba(255,255,255,0.6); color: var(--white); background: rgba(255,255,255,0.08); }
.btn-glass {
  background: rgba(255,255,255,0.10); color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.22);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  transition: background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.25s;
}
.btn-glass:hover {
  background: var(--accent); border-color: var(--accent);
  color: var(--white); box-shadow: var(--shadow-accent);
}
.btn-navy {
  background: var(--navy); color: var(--white);
  box-shadow: 0 4px 18px rgba(27,44,94,0.30);
  transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}
.btn-navy:hover { background: var(--navy-light); transform: translateY(-2px); box-shadow: 0 8px 28px rgba(27,44,94,0.38); }

/* ─── HERO ANIMATIONS (shared across all pages) ─── */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(32px); filter: blur(4px); }
  to   { opacity: 1; transform: translateY(0);    filter: blur(0); }
}
@keyframes heroSectionFade {
  from { opacity: 0; transform: scale(1.025); }
  to   { opacity: 1; transform: scale(1); }
}
.page-hero {
  animation: heroSectionFade 1s cubic-bezier(0.22,1,0.36,1) both;
}
/* Utility classes — add to hero label/title/sub/actions elements */
.hero-anim-label   { animation: heroFadeUp 0.7s cubic-bezier(0.22,1,0.36,1) 0.10s both; }
.hero-anim-title   { animation: heroFadeUp 0.8s cubic-bezier(0.22,1,0.36,1) 0.25s both; }
.hero-anim-sub     { animation: heroFadeUp 0.7s cubic-bezier(0.22,1,0.36,1) 0.42s both; }
.hero-anim-actions { animation: heroFadeUp 0.7s cubic-bezier(0.22,1,0.36,1) 0.56s both; }

/* ─── SCROLL PROGRESS ─── */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px;
  background: linear-gradient(90deg, var(--navy-deep), var(--navy-light), #5B8FD4);
  z-index: 200; width: 0%; transition: width 0.1s linear;
}

/* ═══════════════════════════════════════
   NAVBAR
═══════════════════════════════════════ */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 28px 0;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(27,44,94,0.08);
  border-bottom: 1px solid var(--grey-100);
  transition: padding 0.3s ease, box-shadow 0.3s ease;
}
nav.scrolled {
  padding: 20px 0;
  box-shadow: 0 4px 28px rgba(27,44,94,0.10);
  border-bottom-color: var(--grey-200);
}
nav .container { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.nav-logo { display: flex; align-items: center; gap: 14px; text-decoration: none; flex-shrink: 0; order: 1; }
.nav-logo-img { height: 58px; width: auto; object-fit: contain; }

.nav-links { display: flex; align-items: center; gap: 36px; list-style: none; flex: 1; justify-content: center; order: 2; }
.nav-item { position: relative; }
.nav-item > a {
  display: flex; align-items: center; gap: 5px; color: var(--grey-600);
  text-decoration: none; font-size: 0.8rem; font-weight: 500;
  letter-spacing: 0.04em; text-transform: uppercase;
  transition: color 0.2s; position: relative;
}
.nav-item > a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1.5px; background: var(--accent);
  transform: scaleX(0); transition: transform 0.25s ease;
}
.nav-item > a:hover,
.nav-item > a.active { color: var(--accent-dark); }
.nav-item > a:hover::after,
.nav-item > a.active::after { transform: scaleX(1); }

.dropdown-toggle { padding-right: 14px; }
.dropdown-toggle::before {
  content: ''; position: absolute; right: 0; top: 50%;
  transform: translateY(-50%); width: 0; height: 0;
  border-left: 4px solid transparent; border-right: 4px solid transparent;
  border-top: 5px solid var(--grey-400);
  transition: transform 0.3s, border-top-color 0.2s; pointer-events: none;
}
.nav-item:hover > a.dropdown-toggle::before { transform: translateY(-50%) rotate(180deg); border-top-color: var(--accent-dark); }
.nav-item > a.dropdown-toggle::after { display: none; }

.dropdown-menu {
  position: absolute; top: 100%; left: -16px; min-width: 290px;
  background: var(--white); border: 1px solid var(--grey-100); border-radius: 16px;
  box-shadow: 0 16px 44px rgba(27,44,94,0.14);
  margin-top: 10px; opacity: 0; visibility: hidden;
  transform: translateY(-6px); transition: all 0.25s ease;
  padding: 8px 0; z-index: 101;
}
.nav-item:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu a {
  display: block; padding: 11px 20px; color: var(--grey-600);
  text-decoration: none; font-size: 0.86rem; font-weight: 500;
  transition: all 0.2s; border-left: 2px solid transparent;
}
.dropdown-menu a:hover { background: var(--grey-50); color: var(--accent-dark); border-left-color: var(--accent); padding-left: 24px; }
.dropdown-menu .dropdown-title {
  padding: 12px 20px 8px; color: var(--navy); font-weight: 700;
  font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.11em;
  border-bottom: 1px solid var(--grey-100);
}

.nav-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; order: 3; }

.hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  padding: 4px; background: none; border: none; order: 3; margin-left: auto;
}
.hamburger span { display: block; width: 22px; height: 2px; background: var(--navy); border-radius: 2px; transition: all 0.3s ease; }
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none; position: fixed; top: 0; left: 0; right: 0;
  background: var(--navy-deep); flex-direction: column;
  z-index: 99; max-height: 100vh; overflow-y: auto; padding: 20px 0;
}
.mobile-menu.active { display: flex; }
.mobile-menu > a, .mobile-menu .mobile-dropdown-row {
  color: rgba(255,255,255,0.8); text-decoration: none;
  font-size: 0.9rem; font-weight: 500;
  border-bottom: 1px solid rgba(27,44,94,0.25);
  transition: all 0.2s; display: flex; align-items: center;
}
.mobile-menu > a { padding: 14px 24px; justify-content: space-between; }
.mobile-menu > a:hover { background: rgba(43,68,148,0.30); color: var(--white); }
.mobile-dropdown-row:hover { background: rgba(43,68,148,0.30); }
.mobile-dropdown-link {
  flex: 1; padding: 14px 24px;
  color: rgba(255,255,255,0.8); text-decoration: none;
  font-size: 0.9rem; font-weight: 500;
  transition: color 0.2s;
}
.mobile-dropdown-row:hover .mobile-dropdown-link { color: var(--white); }
.mobile-dropdown-toggle {
  padding: 14px 20px; background: none; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.mobile-dropdown-menu { display: none; flex-direction: column; background: rgba(0,0,0,0.2); }
.mobile-dropdown-menu.active { display: flex; }
.mobile-dropdown-menu a {
  padding: 11px 40px; color: rgba(255,255,255,0.68); text-decoration: none;
  font-size: 0.85rem; border-bottom: 1px solid rgba(27,44,94,0.15);
}
.mobile-dropdown-menu a:hover { background: rgba(43,68,148,0.25); color: rgba(255,255,255,0.95); }

/* ═══════════════════════════════════════
   FOOTER
═══════════════════════════════════════ */
footer { background: var(--navy-deep); padding: 80px 0 32px; border-top: 1px solid rgba(201,168,76,0.10); }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 52px; margin-bottom: 60px; }

.footer-logo-img { height: 48px; width: auto; object-fit: contain; display: block; margin-bottom: 20px; background: var(--white); padding: 6px 12px; border-radius: 8px; }
.footer-brand-desc { color: rgba(255,255,255,0.40); font-size: 0.92rem; line-height: 1.78; max-width: 280px; margin-bottom: 28px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 9px;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(201,168,76,0.14);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.44); text-decoration: none; font-size: 0.85rem;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.footer-social a:hover { background: var(--accent); border-color: var(--accent); color: var(--navy-deep); }
.footer-col-title { font-family: var(--font-body); color: var(--white); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.18em; margin-bottom: 22px; }
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.footer-links a { font-family: var(--font-body); color: rgba(255,255,255,0.40); font-size: 0.95rem; font-weight: 400; text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--accent-light); }
.footer-contact-item { display: flex; align-items: flex-start; gap: 13px; margin-bottom: 16px; }
.contact-icon { color: var(--accent); flex-shrink: 0; font-size: 0.95rem; width: 1rem; display: flex; align-items: center; justify-content: center; margin-top: 2px; }
.footer-contact-item span, .footer-contact-item a { color: rgba(255,255,255,0.56); font-size: 0.92rem; line-height: 1.5; text-decoration: none; transition: color 0.2s; }
.footer-contact-item a:hover { color: var(--accent-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06); padding-top: 28px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
}
.footer-copy { color: rgba(255,255,255,0.28); font-size: 0.84rem; }
.footer-credit { color: rgba(255,255,255,0.28); font-size: 0.84rem; }
.footer-credit a { color: rgba(255,255,255,0.36); text-decoration: none; transition: color 0.2s; }
.footer-credit a:hover { color: var(--accent-light); }

/* ═══════════════════════════════════════
   RESPONSIVE — SHARED
═══════════════════════════════════════ */
@media (max-width: 1100px) {
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .section { padding: 84px 0; }
  nav { padding: 18px 0; }
  nav .container { padding: 0 24px; }
}
@media (max-width: 768px) {
  nav { padding: 16px 0; }
  nav .container { padding: 0 20px; }
  .nav-logo-img { height: 44px; }
  .section { padding: 72px 0; }
  .footer-top { grid-template-columns: 1fr; gap: 36px; }
  .footer-brand-desc { max-width: 100%; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 540px) {
  .section-label { font-size: 10px; }
  .section-title { font-size: clamp(2.15rem, 6vw, 2.55rem); }
}