/* =============================================
   EA Consulting Group - Stylesheet
   ============================================= */

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

:root {
  --blue-900: #0B3D91;
  --blue-700: #1a56db;
  --blue-500: #3b82f6;
  --blue-100: #dbeafe;
  --gray-900: #111827;
  --gray-700: #374151;
  --gray-500: #6b7280;
  --gray-200: #e5e7eb;
  --gray-100: #f3f4f6;
  --white: #ffffff;
  --font: 'Inter', system-ui, sans-serif;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.12);
  --transition: .2s ease;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--gray-700); background: var(--white); line-height: 1.6; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ---- Container ---- */
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ---- Header ---- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  padding: 16px 0;
}
.site-header .container { display: flex; align-items: center; gap: 32px; }

.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; color: var(--gray-900); flex-shrink: 0; }
.logo--light span { color: var(--white); }

.main-nav { margin-left: auto; }
.main-nav ul { display: flex; gap: 8px; }
.main-nav a {
  padding: 8px 16px; border-radius: 8px;
  font-weight: 500; font-size: .9rem; color: var(--gray-700);
  transition: background var(--transition), color var(--transition);
}
.main-nav a:hover, .main-nav a.active {
  background: var(--blue-100); color: var(--blue-700);
}

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; margin-left: auto; }
.nav-toggle span { width: 24px; height: 2px; background: var(--gray-700); border-radius: 2px; transition: var(--transition); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: 8px;
  font-weight: 600; font-size: .95rem; cursor: pointer;
  transition: all var(--transition); border: none;
}
.btn-primary { background: var(--blue-700); color: var(--white); }
.btn-primary:hover { background: var(--blue-900); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-outline { background: transparent; color: var(--blue-700); border: 2px solid var(--blue-700); }
.btn-outline:hover { background: var(--blue-700); color: var(--white); }
.btn-white { background: var(--white); color: var(--blue-700); }
.btn-white:hover { background: var(--blue-100); }

/* ---- Hero ---- */
.hero {
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 100%);
  color: var(--white);
  padding: 100px 0 80px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-inner { position: relative; max-width: 700px; }
.hero-eyebrow { font-size: .85rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--blue-100); margin-bottom: 16px; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; line-height: 1.15; margin-bottom: 24px; }
.hero h1 span { color: #93c5fd; }
.hero p { font-size: 1.1rem; color: rgba(255,255,255,.85); max-width: 580px; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---- Section ---- */
.section { padding: 80px 0; }
.section--gray { background: var(--gray-100); }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 56px; }
.section-header h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800; color: var(--gray-900); margin-bottom: 14px; }
.section-header p { color: var(--gray-500); font-size: 1rem; }
.eyebrow { font-size: .8rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--blue-700); margin-bottom: 10px; display: block; }

/* ---- Services Cards ---- */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; }
.service-card {
  background: var(--white); border-radius: var(--radius);
  padding: 36px 32px; border: 1px solid var(--gray-200);
  box-shadow: var(--shadow); transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.service-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--blue-100); display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.service-icon svg { color: var(--blue-700); }
.service-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--gray-900); margin-bottom: 12px; }
.service-card p { color: var(--gray-500); font-size: .95rem; }

/* ---- Stats ---- */
.stats-section { background: var(--blue-900); color: var(--white); padding: 60px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 32px; text-align: center; }
.stat-item h3 { font-size: 2.8rem; font-weight: 800; color: #93c5fd; }
.stat-item p { font-size: .9rem; color: rgba(255,255,255,.7); margin-top: 4px; }

/* ---- CTA Banner ---- */
.cta-banner {
  background: linear-gradient(135deg, var(--blue-700), var(--blue-900));
  color: var(--white); padding: 72px 0; text-align: center;
}
.cta-banner h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin-bottom: 14px; }
.cta-banner p { color: rgba(255,255,255,.8); max-width: 520px; margin: 0 auto 32px; }

/* ---- About Split ---- */
.about-split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-split img { border-radius: var(--radius); box-shadow: var(--shadow-lg); width: 100%; object-fit: cover; height: 440px; }
.about-content h2 { font-size: clamp(1.7rem, 3vw, 2.2rem); font-weight: 800; color: var(--gray-900); margin-bottom: 18px; }
.about-content p { color: var(--gray-500); margin-bottom: 16px; }
.about-list { margin: 24px 0; display: flex; flex-direction: column; gap: 12px; }
.about-list li { display: flex; gap: 10px; align-items: flex-start; color: var(--gray-700); font-size: .95rem; }
.about-list li svg { color: var(--blue-700); flex-shrink: 0; margin-top: 2px; }

/* ---- Portfolio ---- */
.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 28px; }
.portfolio-card {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--gray-200); box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  background: var(--white);
}
.portfolio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.portfolio-card-img { height: 220px; overflow: hidden; }
.portfolio-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.portfolio-card:hover .portfolio-card-img img { transform: scale(1.05); }
.portfolio-card-body { padding: 24px; }
.portfolio-card-tag { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--blue-700); background: var(--blue-100); padding: 4px 10px; border-radius: 20px; display: inline-block; margin-bottom: 12px; }
.portfolio-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--gray-900); margin-bottom: 8px; }
.portfolio-card p { color: var(--gray-500); font-size: .9rem; }

/* ---- Timeline ---- */
.timeline { position: relative; padding-left: 32px; }
.timeline::before { content: ''; position: absolute; left: 6px; top: 0; bottom: 0; width: 2px; background: var(--gray-200); }
.timeline-item { position: relative; margin-bottom: 36px; }
.timeline-dot { position: absolute; left: -29px; top: 4px; width: 14px; height: 14px; border-radius: 50%; background: var(--blue-700); border: 2px solid var(--white); box-shadow: 0 0 0 3px var(--blue-100); }
.timeline-item h4 { font-weight: 700; color: var(--gray-900); margin-bottom: 4px; }
.timeline-item .period { font-size: .8rem; color: var(--blue-700); font-weight: 600; margin-bottom: 8px; }
.timeline-item p { color: var(--gray-500); font-size: .9rem; }

/* ---- Contact Page ---- */
.contact-layout { display: grid; grid-template-columns: 1fr 1.5fr; gap: 64px; align-items: start; }
.contact-info h2 { font-size: clamp(1.6rem, 3vw, 2rem); font-weight: 800; color: var(--gray-900); margin-bottom: 16px; }
.contact-info > p { color: var(--gray-500); margin-bottom: 32px; }
.contact-detail { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 24px; }
.contact-detail-icon { width: 44px; height: 44px; border-radius: 10px; background: var(--blue-100); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-detail-icon svg { color: var(--blue-700); }
.contact-detail h4 { font-size: .85rem; font-weight: 600; color: var(--gray-500); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 2px; }
.contact-detail a, .contact-detail p { color: var(--gray-700); font-weight: 500; }

/* ---- Form ---- */
.contact-form-card { background: var(--white); border-radius: var(--radius); padding: 40px; border: 1px solid var(--gray-200); box-shadow: var(--shadow); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: .875rem; font-weight: 600; color: var(--gray-700); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px; border-radius: 8px;
  border: 1.5px solid var(--gray-200); font-family: var(--font); font-size: .95rem;
  color: var(--gray-900); background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--blue-500); box-shadow: 0 0 0 3px rgba(59,130,246,.15);
}
.form-group textarea { resize: vertical; min-height: 140px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-message { padding: 14px 18px; border-radius: 8px; margin-bottom: 20px; font-size: .9rem; font-weight: 500; }
.form-message.success { background: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }
.form-message.error { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* ---- Map Placeholder ---- */
.map-box { border-radius: var(--radius); overflow: hidden; height: 300px; background: var(--gray-100); border: 1px solid var(--gray-200); display: flex; align-items: center; justify-content: center; margin-top: 32px; }
.map-box iframe { width: 100%; height: 100%; border: none; }

/* ---- Footer ---- */
.site-footer { background: var(--gray-900); color: rgba(255,255,255,.7); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr 1.5fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.08); }
.footer-brand p { font-size: .9rem; margin-top: 14px; line-height: 1.7; }
.footer-brand .logo--light { color: var(--white); }
.footer-links h4, .footer-contact h4, .footer-newsletter h4 { color: var(--white); font-size: .9rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 18px; }
.footer-links ul li { margin-bottom: 10px; }
.footer-links ul a { font-size: .9rem; transition: color var(--transition); }
.footer-links ul a:hover { color: var(--white); }
.footer-contact ul li { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 12px; font-size: .9rem; }
.footer-contact ul li svg { flex-shrink: 0; margin-top: 2px; color: var(--blue-500); }
.footer-contact ul a:hover { color: var(--white); }
.footer-newsletter p { font-size: .875rem; margin-bottom: 14px; }
.newsletter-form { display: flex; gap: 8px; margin-bottom: 20px; }
.newsletter-form input { flex: 1; padding: 10px 14px; border-radius: 8px; border: 1px solid rgba(255,255,255,.15); background: rgba(255,255,255,.07); color: var(--white); font-family: var(--font); font-size: .875rem; outline: none; }
.newsletter-form input::placeholder { color: rgba(255,255,255,.4); }
.newsletter-form button { padding: 10px 16px; border-radius: 8px; background: var(--blue-700); color: var(--white); border: none; font-weight: 600; font-size: .875rem; cursor: pointer; white-space: nowrap; transition: background var(--transition); }
.newsletter-form button:hover { background: var(--blue-900); }
.social-links { display: flex; gap: 12px; }
.social-links a { width: 36px; height: 36px; border-radius: 8px; background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.6); transition: background var(--transition), color var(--transition); }
.social-links a:hover { background: var(--blue-700); color: var(--white); }
.footer-bottom { padding: 20px 0; text-align: center; font-size: .825rem; }

/* ---- Page Hero ---- */
.page-hero { background: linear-gradient(135deg, var(--blue-900), var(--blue-700)); color: var(--white); padding: 72px 0; text-align: center; }
.page-hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; margin-bottom: 14px; }
.page-hero p { color: rgba(255,255,255,.8); max-width: 560px; margin: 0 auto; font-size: 1.05rem; }

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .about-split, .contact-layout { grid-template-columns: 1fr; }
  .about-split img { height: 280px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 640px) {
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--gray-200); padding: 12px 24px 20px; box-shadow: var(--shadow); }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 4px; }
  .nav-toggle { display: flex; }
  .hero { padding: 64px 0 56px; }
  .hero-actions { flex-direction: column; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}