/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #E87722;
  --primary-dark: #C45F0A;
  --primary-light: #FFF3E8;
  --navy: #1A2B4A;
  --navy-dark: #0F1C33;
  --navy-light: #243555;
  --white: #FFFFFF;
  --gray-50: #F8F9FA;
  --gray-100: #F1F3F5;
  --gray-200: #E9ECEF;
  --gray-300: #DEE2E6;
  --gray-400: #CED4DA;
  --gray-500: #ADB5BD;
  --gray-600: #6C757D;
  --gray-700: #495057;
  --gray-800: #343A40;
  --gray-900: #212529;
  --text: #1A2B4A;
  --text-muted: #6C757D;
  --border: #E9ECEF;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.14);
  --font: 'Inter', sans-serif;
  --transition: 0.25s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== TYPOGRAPHY ===== */
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.1; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; line-height: 1.2; }
h3 { font-size: 1.25rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }
p { line-height: 1.7; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  font-family: var(--font);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232,119,34,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

.btn-outline-navy {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline-navy:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-sm { padding: 8px 20px; font-size: 0.875rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar-inner {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 32px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-logo {
  width: 48px;
  height: 48px;
  background: var(--navy);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.brand-logo svg { width: 36px; height: 36px; }
.brand-logo img { width: 100%; height: 100%; object-fit: contain; }

.brand-text { line-height: 1.2; }
.brand-name {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.02em;
}
.brand-tagline {
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  transition: all var(--transition);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
}

.nav-dropdown { position: relative; }
.nav-dropdown-toggle { cursor: pointer; display: flex; align-items: center; gap: 4px; }
.nav-dropdown-toggle::after {
  content: '';
  border: 5px solid transparent;
  border-top-color: currentColor;
  margin-top: 3px;
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition);
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--gray-700);
  transition: all var(--transition);
}
.dropdown-item:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text);
}

/* ===== HERO ===== */
.hero {
  background: var(--navy);
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  position: relative;
  overflow: hidden;
}

.hero-bg-shape {
  position: absolute;
  right: -80px;
  top: 50%;
  transform: translateY(-50%);
  width: 55%;
  height: 120%;
  background: var(--navy-light);
  clip-path: polygon(15% 0, 100% 0, 100% 100%, 0% 100%);
  opacity: 0.4;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 80px 0;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,119,34,0.15);
  color: var(--primary);
  border: 1px solid rgba(232,119,34,0.3);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero-eyebrow span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

.hero-title {
  color: var(--white);
  margin-bottom: 24px;
}

.hero-title .highlight { color: var(--primary); }

.hero-desc {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }

.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.hero-stat {
  border-left: 2px solid var(--primary);
  padding-left: 16px;
}

.hero-stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--white);
}

.hero-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-logo-big {
  width: 380px;
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ===== FEATURES STRIP ===== */
.features-strip {
  background: var(--white);
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.feature-item {
  text-align: center;
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  border: 1px solid transparent;
}

.feature-item:hover {
  background: var(--gray-50);
  border-color: var(--border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--primary);
  font-size: 1.75rem;
  transition: all var(--transition);
}

.feature-item:hover .feature-icon {
  background: var(--primary);
  color: var(--white);
}

.feature-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== SECTIONS ===== */
section { padding: 80px 0; }

.section-header { text-align: center; margin-bottom: 56px; }
.section-header.left { text-align: left; }

.section-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-title { color: var(--navy); margin-bottom: 16px; }

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

.section-header.left .section-desc { margin: 0; }

.section-divider {
  width: 48px;
  height: 4px;
  background: var(--primary);
  border-radius: 2px;
  margin: 16px auto 0;
}
.section-header.left .section-divider { margin-left: 0; }

/* ===== FORMATIONS ===== */
.formations-section { background: var(--gray-50); }

.section-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.see-all {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}
.see-all:hover { gap: 10px; }

.formations-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.formation-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.formation-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.formation-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background: var(--gray-200);
}

.formation-img-placeholder {
  width: 100%;
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.formation-body { padding: 20px; }

.formation-badges {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-navy {
  background: rgba(26,43,74,0.08);
  color: var(--navy);
}

.badge-primary {
  background: var(--primary-light);
  color: var(--primary);
}

.badge-success {
  background: #E8F5E9;
  color: #2E7D32;
}

.formation-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
  line-height: 1.3;
}

.formation-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.formation-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.formation-price {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary);
}

/* ===== STATS BAND ===== */
.stats-band {
  background: var(--navy);
  padding: 60px 0;
}

.stats-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.1);
}

.stat-block {
  background: var(--navy);
  padding: 40px 32px;
  text-align: center;
}

.stat-block-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  display: block;
}

.stat-block-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 8px;
}

/* ===== CTA BAND ===== */
.cta-band {
  background: var(--primary);
  padding: 60px 0;
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.cta-text h2 { color: var(--white); margin-bottom: 8px; }
.cta-text p { color: rgba(255,255,255,0.8); }

/* ===== FOOTER ===== */
footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand { max-width: 280px; }

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-desc {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.social-links { display: flex; gap: 12px; }

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: all var(--transition);
}
.social-link:hover {
  background: var(--primary);
  color: var(--white);
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-links { display: flex; flex-direction: column; gap: 10px; }

.footer-link {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-link:hover { color: var(--primary); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  margin-bottom: 12px;
}

.footer-contact-item i {
  color: var(--primary);
  font-size: 1rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-link {
  color: rgba(255,255,255,0.35);
  transition: color var(--transition);
}
.footer-bottom-link:hover { color: rgba(255,255,255,0.6); }

/* ===== MOBILE NAV ===== */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--white);
  padding: 80px 24px 24px;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}

.mobile-menu.open { display: flex; }

.mobile-nav-link {
  display: block;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-700);
  border: 1px solid transparent;
  transition: all var(--transition);
}

.mobile-nav-link:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: rgba(232,119,34,0.2);
}

.mobile-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--gray-700);
  padding: 8px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .formations-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .navbar-nav, .navbar-actions { display: none; }
  .navbar-toggle { display: block; }
  
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 60px 0;
  }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-bg-shape { display: none; }
  
  .formations-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .stats-inner { grid-template-columns: 1fr 1fr; }
  
  .cta-inner { flex-direction: column; text-align: center; }
  
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }

  .section-actions { flex-direction: column; align-items: flex-start; gap: 16px; }
}

@media (max-width: 480px) {
  .features-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
}

/* ===== ANIMATE ON SCROLL ===== */
.aos { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.aos.visible { opacity: 1; transform: translateY(0); }

.aos-delay-1 { transition-delay: 0.1s; }
.aos-delay-2 { transition-delay: 0.2s; }
.aos-delay-3 { transition-delay: 0.3s; }
.aos-delay-4 { transition-delay: 0.4s; }