/* ===========================
   SHARED DESIGN SYSTEM - C&E
   =========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue-900: #0a1628;
  --blue-800: #0f2044;
  --blue-700: #1a3a6b;
  --blue-600: #1e4d99;
  --blue-500: #2563eb;
  --blue-400: #3b82f6;
  --blue-100: #dbeafe;
  --blue-50:  #eff6ff;

  --teal-700: #0f766e;
  --teal-600: #0d9488;
  --teal-500: #14b8a6;
  --teal-100: #ccfbf1;

  --ce-blue: #29ABE2;
  --ce-navy: #0f2044;

  --gold-400: #fbbf24;
  --white: #ffffff;
  --gray-50:  #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --error: #ef4444;
  --success: #10b981;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 40px rgba(0,0,0,0.14);
  --transition: 0.25s ease;
  --transition-slow: 0.4s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); color: var(--gray-800); background: var(--white); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }

/* ===== UTILITIES ===== */
.section-container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.section-header { text-align: center; margin-bottom: 4rem; }
.section-badge {
  display: inline-block; background: var(--blue-100); color: var(--blue-600);
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.07em; text-transform: uppercase;
  padding: 0.35rem 1rem; border-radius: var(--radius-full); margin-bottom: 1rem;
}
.section-badge.teal { background: var(--teal-100); color: var(--teal-700); }
.section-title { font-size: 2.5rem; font-weight: 800; color: var(--gray-900); line-height: 1.2; margin-bottom: 1rem; }
.section-subtitle { font-size: 1.125rem; color: var(--gray-500); max-width: 600px; margin: 0 auto; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.875rem 2rem; border-radius: var(--radius-md);
  font-size: 1rem; font-weight: 600; transition: all var(--transition);
  cursor: pointer; border: 2px solid transparent; font-family: var(--font);
}
.btn-primary { background: var(--blue-500); color: #fff; box-shadow: 0 8px 25px rgba(37,99,235,0.3); }
.btn-primary:hover { background: var(--blue-600); transform: translateY(-2px); box-shadow: 0 12px 35px rgba(37,99,235,0.4); }

.btn-ce-blue { background: var(--ce-blue); color: #fff; box-shadow: 0 8px 25px rgba(41,171,226,0.3); }
.btn-ce-blue:hover { background: #1d8fc2; transform: translateY(-2px); }

.btn-teal { background: var(--teal-600); color: #fff; box-shadow: 0 8px 25px rgba(13,148,136,0.3); }
.btn-teal:hover { background: var(--teal-700); transform: translateY(-2px); }

.btn-ce-teal { background: var(--teal-700); color: #fff; box-shadow: 0 8px 25px rgba(13,148,136,0.3); }
.btn-ce-teal:hover { background: var(--teal-600); transform: translateY(-2px); }

.btn-outline-white {
  background: transparent; color: #fff;
  border-color: rgba(255,255,255,0.5); backdrop-filter: blur(8px);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.15); border-color: #fff; transform: translateY(-2px); }

.btn-full { width: 100%; justify-content: center; padding: 1.1rem 2rem; font-size: 1.1rem; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 1rem 0; transition: all var(--transition);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.96); backdrop-filter: blur(14px);
  padding: 0.65rem 0; box-shadow: var(--shadow-md);
}
.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 0.75rem; transition: opacity var(--transition); }
.nav-logo:hover { opacity: 0.85; }
.nav-logo-img { width: 44px; height: 44px; object-fit: contain; border-radius: 0.5rem; background: #fff; padding: 3px; }
.logo-name { display: block; font-size: 1.3rem; font-weight: 800; color: var(--ce-navy); line-height: 1; }
.navbar:not(.scrolled) .logo-name { color: #fff; }
.logo-amp { color: var(--ce-blue); }
.logo-tagline { display: block; font-size: 0.65rem; color: var(--gray-400); letter-spacing: 0.06em; text-transform: uppercase; line-height: 1; margin-top: 3px; }
.navbar:not(.scrolled) .logo-tagline { color: rgba(255,255,255,0.55); }

.nav-links { display: flex; align-items: center; gap: 2rem; }
.nav-link {
  color: rgba(255,255,255,0.85); font-weight: 500; font-size: 0.9rem;
  transition: all var(--transition); position: relative;
}
.nav-link::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--ce-blue); transition: width var(--transition);
}
.nav-link:hover::after, .nav-link.active-page::after { width: 100%; }
.nav-link:hover { color: #fff; }
.navbar.scrolled .nav-link { color: var(--gray-600); }
.navbar.scrolled .nav-link:hover { color: var(--gray-900); }
.nav-link.nav-cta {
  background: var(--ce-blue); color: #fff !important;
  padding: 0.55rem 1.2rem; border-radius: var(--radius-md);
}
.nav-link.nav-cta::after { display: none; }
.nav-link.nav-cta:hover { background: #1d8fc2; transform: translateY(-1px); }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: all var(--transition); }
.navbar.scrolled .hamburger span { background: var(--gray-800); }

/* ===== FOOTER ===== */
.footer { background: var(--gray-900); color: rgba(255,255,255,0.7); padding-top: 4rem; }
.footer-container {
  max-width: 1200px; margin: 0 auto; padding: 0 2rem 4rem;
  display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 3rem;
}
.footer .logo-name { color: #fff; }
.footer .logo-tagline { color: rgba(255,255,255,0.4); }
.footer-logo-img { background: transparent; padding: 0; }
.footer-desc { font-size: 0.875rem; line-height: 1.8; color: rgba(255,255,255,0.45); margin-top: 1rem; }
.footer-links h4, .footer-contact h4 { color: #fff; font-weight: 700; font-size: 1rem; margin-bottom: 1.25rem; }
.footer-links ul, .footer-contact ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-links a, .footer-contact a { font-size: 0.875rem; color: rgba(255,255,255,0.45); transition: color var(--transition); }
.footer-links a:hover, .footer-contact a:hover { color: var(--ce-blue); }
.footer-contact li { font-size: 0.875rem; display: flex; align-items: center; gap: 0.5rem; }
/* ===== DUAL OFFICES ===== */
.offices-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-top: 1rem;
}
.office-card {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg); padding: 1.25rem; backdrop-filter: blur(6px);
  transition: all var(--transition);
}
.office-card:hover {
  background: rgba(255,255,255,0.09); border-color: rgba(41,171,226,0.4);
}
.office-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.6rem; }
.office-city { font-size: 1.05rem; font-weight: 700; color: #fff; }
.office-badge { font-size: 0.68rem; font-weight: 600; padding: 2px 8px; border-radius: var(--radius-full); background: rgba(41,171,226,0.2); color: var(--ce-blue); border: 1px solid rgba(41,171,226,0.3); }
.office-detail { font-size: 0.82rem; color: rgba(255,255,255,0.7); display: flex; align-items: flex-start; gap: 0.5rem; margin-bottom: 0.35rem; line-height: 1.5; }
.office-detail a { color: var(--ce-blue); transition: color var(--transition); }
.office-detail a:hover { color: #fff; text-decoration: underline; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.25rem 2rem; max-width: 1200px; margin: 0 auto;
  display: flex; justify-content: space-between; flex-wrap: wrap;
  gap: 0.5rem; font-size: 0.75rem; color: rgba(255,255,255,0.3);
}

/* ===== FORM SHARED ===== */
.form-wrapper {
  max-width: 780px; margin: 0 auto;
  background: var(--white); border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl); padding: 3rem;
  border: 1px solid var(--gray-100);
}
.form-inner { display: flex; flex-direction: column; gap: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full-width { grid-column: 1 / -1; }
.form-group label { font-size: 0.875rem; font-weight: 600; color: var(--gray-700); }
.form-group input, .form-group select, .form-group textarea {
  font-family: var(--font); font-size: 1rem; color: var(--gray-800);
  background: var(--gray-50); border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-md); padding: 0.75rem 1rem;
  transition: all var(--transition); outline: none; appearance: none; width: 100%;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--ce-blue); background: var(--white);
  box-shadow: 0 0 0 3px rgba(41,171,226,0.15);
}
.form-group input.error, .form-group select.error { border-color: var(--error); box-shadow: 0 0 0 3px rgba(239,68,68,0.1); }
.form-group textarea { resize: vertical; min-height: 110px; }
.form-error { font-size: 0.75rem; color: var(--error); font-weight: 500; min-height: 16px; }
.form-check { display: flex; align-items: flex-start; gap: 0.5rem; font-size: 0.875rem; color: var(--gray-600); }
.form-check input[type="checkbox"] { width: 18px; height: 18px; min-width: 18px; accent-color: var(--ce-blue); margin-top: 2px; cursor: pointer; }
.form-success { text-align: center; padding: 2.5rem 1rem; animation: fadeInUp 0.5s ease; }
.success-icon { font-size: 4rem; margin-bottom: 1rem; animation: popIn 0.5s cubic-bezier(0.34,1.56,0.64,1); }
.form-success h3 { font-size: 2rem; font-weight: 800; color: var(--gray-900); margin-bottom: 1rem; }
.form-success p { font-size: 1.1rem; color: var(--gray-600); margin-bottom: 2rem; line-height: 1.7; }

/* ===== SCROLL ANIMATIONS ===== */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.40s; }
.reveal-delay-6 { transition-delay: 0.48s; }
.reveal-delay-7 { transition-delay: 0.56s; }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp { from { opacity:0; transform: translateY(30px); } to { opacity:1; transform: translateY(0); } }
@keyframes popIn { from { transform: scale(0); } to { transform: scale(1); } }
@keyframes bounce { 0%,100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-container { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed; top:0; right:-100%; height:100vh; width:280px;
    background: var(--white); flex-direction: column; justify-content: center;
    gap: 1.5rem; padding: 2rem; box-shadow: var(--shadow-xl);
    transition: right var(--transition-slow); z-index: 999;
  }
  .nav-links.open { right: 0; }
  .nav-links .nav-link { color: var(--gray-700) !important; font-size: 1.1rem; }
  .nav-links .nav-link::after { background: var(--ce-blue) !important; }
  .section-title { font-size: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .form-wrapper { padding: 1.5rem; }
  .footer-container { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .section-container { padding: 0 1rem; }
}