/* ==========================================
   COURSIVA - Premium Learning Platform
   Complete Design System & Styles
   ========================================== */

/* --- CSS Custom Properties --- */
:root {
  --primary: #02307f;
  --primary-light: #1a4a9f;
  --primary-dark: #011d52;
  --secondary: #a1c476;
  --secondary-light: #b8d992;
  --secondary-dark: #8aaf5e;
  --white: #ffffff;
  --black: #000000;
  --gray-50: #f8f9fc;
  --gray-100: #f1f3f8;
  --gray-200: #e2e5ee;
  --gray-300: #c5c9d6;
  --gray-400: #9499a8;
  --gray-500: #6b7080;
  --gray-600: #4a4f5e;
  --gray-700: #333845;
  --gray-800: #1e2230;
  --gray-900: #0f1220;
  --gradient-primary: linear-gradient(135deg, #02307f 0%, #1a4a9f 100%);
  --gradient-secondary: linear-gradient(135deg, #a1c476 0%, #b8d992 100%);
  --gradient-accent: linear-gradient(135deg, #02307f 0%, #a1c476 100%);
  --gradient-dark: linear-gradient(135deg, #0f1220 0%, #1e2230 100%);
  --gradient-hero: linear-gradient(135deg, #f8f9fc 0%, #e2e5ee 100%);
  --shadow-xs: 0 1px 2px rgba(2, 48, 127, 0.05);
  --shadow-sm: 0 2px 8px rgba(2, 48, 127, 0.08);
  --shadow-md: 0 4px 20px rgba(2, 48, 127, 0.1);
  --shadow-lg: 0 8px 40px rgba(2, 48, 127, 0.12);
  --shadow-xl: 0 16px 60px rgba(2, 48, 127, 0.15);
  --shadow-glow: 0 0 30px rgba(161, 196, 118, 0.3);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-2xl: 36px;
  --radius-full: 50%;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  --max-width: 1280px;
  --header-height: 72px;
}

/* --- Reset & Base --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: var(--font-sans); 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; transition: var(--transition); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; outline: none; }
::selection { background: var(--primary); color: var(--white); }
.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-dark { background: var(--gray-50); }
.section-tag { display: inline-flex; align-items: center; gap: 8px; font-size: 0.85rem; font-weight: 600; color: var(--primary); text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 16px; }
.section-tag::before { content: ''; width: 24px; height: 2px; background: var(--secondary); border-radius: 2px; }
.section-title { font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 800; line-height: 1.2; color: var(--gray-900); margin-bottom: 16px; }
.section-subtitle { font-size: clamp(1rem, 1.5vw, 1.15rem); color: var(--gray-500); max-width: 600px; line-height: 1.7; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header .section-subtitle { margin: 0 auto; }

/* --- Glassmorphism --- */
.glass { background: rgba(255, 255, 255, 0.8); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid rgba(255, 255, 255, 0.3); }
.glass-dark { background: rgba(15, 18, 32, 0.8); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border: 1px solid rgba(255, 255, 255, 0.08); }

/* --- Buttons --- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 32px; border-radius: var(--radius-md); font-size: 0.95rem; font-weight: 600; transition: var(--transition-bounce); position: relative; overflow: hidden; white-space: nowrap; }
.btn-primary { background: var(--gradient-primary); color: var(--white); box-shadow: 0 4px 15px rgba(2, 48, 127, 0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(2, 48, 127, 0.4); }
.btn-secondary { background: var(--gradient-secondary); color: var(--primary-dark); box-shadow: 0 4px 15px rgba(161, 196, 118, 0.3); }
.btn-secondary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(161, 196, 118, 0.4); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); }
.btn-white { background: var(--white); color: var(--primary); box-shadow: var(--shadow-md); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; border-radius: var(--radius-sm); }
.btn-lg { padding: 18px 40px; font-size: 1.05rem; border-radius: var(--radius-lg); }

/* --- Header / Navigation --- */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; height: var(--header-height); transition: var(--transition); }
.header.scrolled { background: rgba(255, 255, 255, 0.9); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); border-bottom: 1px solid rgba(2, 48, 127, 0.06); box-shadow: 0 1px 20px rgba(2, 48, 127, 0.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.logo { font-size: 1.6rem; font-weight: 800; color: var(--primary); display: flex; align-items: center; gap: 8px; }
.logo span { color: var(--secondary); }
.nav { display: flex; align-items: center; gap: 32px; }
.nav-link { font-size: 0.9rem; font-weight: 500; color: var(--gray-600); position: relative; padding: 6px 0; transition: var(--transition); }
.nav-link::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: var(--primary); transition: var(--transition); border-radius: 2px; }
.nav-link:hover { color: var(--primary); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--primary); }
.nav-link.active::after { width: 100%; }
.header-actions { display: flex; align-items: center; gap: 16px; }
.header-actions .social-link { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius-full); background: var(--gray-100); color: var(--primary); transition: var(--transition); }
.header-actions .social-link:hover { background: var(--primary); color: var(--white); transform: translateY(-2px); }
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; cursor: pointer; }
.hamburger span { width: 24px; height: 2px; background: var(--gray-800); border-radius: 2px; transition: var(--transition); }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mega Menu */
.has-megamenu { position: relative; }
.megamenu { position: absolute; top: calc(100% + 12px); left: 50%; transform: translateX(-50%) translateY(10px); width: 680px; background: rgba(255, 255, 255, 0.98); backdrop-filter: blur(24px); border-radius: var(--radius-lg); box-shadow: var(--shadow-xl); border: 1px solid rgba(2, 48, 127, 0.06); padding: 24px; opacity: 0; visibility: hidden; transition: var(--transition); pointer-events: none; }
.has-megamenu:hover .megamenu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); pointer-events: auto; }
.megamenu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.megamenu-item { display: flex; align-items: flex-start; gap: 14px; padding: 14px 16px; border-radius: var(--radius-sm); transition: var(--transition); cursor: pointer; }
.megamenu-item:hover { background: var(--gray-50); transform: translateX(4px); }
.megamenu-item-icon { width: 40px; height: 40px; min-width: 40px; background: var(--gray-100); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 1.1rem; }
.megamenu-item:hover .megamenu-item-icon { background: var(--primary); color: var(--white); }
.megamenu-item-text h4 { font-size: 0.88rem; font-weight: 600; color: var(--gray-800); margin-bottom: 2px; }
.megamenu-item-text p { font-size: 0.78rem; color: var(--gray-400); line-height: 1.4; }

/* Mobile Menu */
.mobile-menu { position: fixed; top: var(--header-height); left: 0; right: 0; bottom: 0; background: rgba(255, 255, 255, 0.98); backdrop-filter: blur(24px); padding: 32px 24px; transform: translateX(100%); transition: var(--transition-slow); overflow-y: auto; z-index: 999; }
.mobile-menu.open { transform: translateX(0); }
.mobile-nav { display: flex; flex-direction: column; gap: 4px; }
.mobile-nav-link { display: block; padding: 14px 16px; font-size: 1.05rem; font-weight: 500; color: var(--gray-700); border-radius: var(--radius-sm); transition: var(--transition); }
.mobile-nav-link:hover, .mobile-nav-link.active { background: var(--gray-50); color: var(--primary); }
.mobile-nav-link.active { font-weight: 600; }
.mobile-menu-footer { margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--gray-200); display: flex; flex-direction: column; gap: 16px; }
.mobile-menu-footer .btn { width: 100%; }

/* --- Hero Section --- */
.hero { min-height: 100vh; display: flex; align-items: center; padding-top: var(--header-height); position: relative; overflow: hidden; background: var(--gradient-hero); }
.hero-bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero-grid { position: absolute; inset: 0; background-image: radial-gradient(rgba(2, 48, 127, 0.06) 1px, transparent 1px); background-size: 40px 40px; }
.hero-gradient-orb { position: absolute; width: 600px; height: 600px; border-radius: 50%; filter: blur(120px); opacity: 0.15; pointer-events: none; }
.hero-gradient-orb:nth-child(1) { top: -200px; right: -200px; background: var(--primary); }
.hero-gradient-orb:nth-child(2) { bottom: -200px; left: -200px; background: var(--secondary); }
.hero-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; z-index: 2; }
.hero-left { padding: 40px 0; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(2, 48, 127, 0.08); padding: 8px 20px; border-radius: var(--radius-full); font-size: 0.85rem; font-weight: 600; color: var(--primary); margin-bottom: 24px; }
.hero-badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--secondary); animation: pulse 2s infinite; }
.hero h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; line-height: 1.1; color: var(--gray-900); margin-bottom: 20px; letter-spacing: -0.03em; }
.hero h1 .highlight { background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p { font-size: clamp(1rem, 1.3vw, 1.15rem); color: var(--gray-500); line-height: 1.7; margin-bottom: 32px; max-width: 540px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero-metrics { display: flex; gap: 40px; padding-top: 32px; border-top: 1px solid var(--gray-200); }
.hero-metric h3 { font-size: 1.8rem; font-weight: 800; color: var(--primary); }
.hero-metric p { font-size: 0.85rem; color: var(--gray-400); margin: 0; }
.hero-right { position: relative; height: 600px; display: flex; align-items: center; justify-content: center; }
.hero-dashboard { width: 100%; max-width: 520px; background: var(--white); border-radius: var(--radius-xl); box-shadow: var(--shadow-xl); padding: 24px; position: relative; border: 1px solid rgba(2, 48, 127, 0.06); }
.hero-dashboard-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.hero-dashboard-header h3 { font-size: 1rem; font-weight: 700; color: var(--gray-800); }
.hero-dashboard-dots { display: flex; gap: 6px; }
.hero-dashboard-dots span { width: 10px; height: 10px; border-radius: 50%; }
.hero-dashboard-dots span:nth-child(1) { background: #ff6b6b; }
.hero-dashboard-dots span:nth-child(2) { background: #ffd93d; }
.hero-dashboard-dots span:nth-child(3) { background: #6bcb77; }
.hero-dashboard-body { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.hero-dashboard-chart { background: var(--gray-50); border-radius: var(--radius-md); padding: 20px; grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: flex-end; height: 120px; }
.hero-dashboard-chart .bar { width: 30px; background: var(--gradient-primary); border-radius: 4px; transition: var(--transition); height: var(--h, 60px); }
.hero-dashboard-chart .bar:nth-child(1) { height: 60px; }
.hero-dashboard-chart .bar:nth-child(2) { height: 90px; }
.hero-dashboard-chart .bar:nth-child(3) { height: 70px; }
.hero-dashboard-chart .bar:nth-child(4) { height: 100px; }
.hero-dashboard-chart .bar:nth-child(5) { height: 80px; }
.hero-dashboard-card { background: var(--gray-50); border-radius: var(--radius-md); padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.hero-dashboard-card .card-label { font-size: 0.75rem; color: var(--gray-400); text-transform: uppercase; letter-spacing: 0.5px; }
.hero-dashboard-card .card-value { font-size: 1.3rem; font-weight: 700; color: var(--gray-800); }
.hero-dashboard-card .card-sub { font-size: 0.8rem; color: var(--secondary-dark); font-weight: 500; }
.hero-floating-card { position: absolute; background: var(--white); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); padding: 16px 20px; display: flex; align-items: center; gap: 12px; animation: float 6s ease-in-out infinite; border: 1px solid rgba(2, 48, 127, 0.06); }
.hero-floating-card:nth-child(1) { top: 10%; left: -10%; animation-delay: 0s; }
.hero-floating-card:nth-child(2) { bottom: 15%; right: -10%; animation-delay: 2s; }
.hero-floating-card:nth-child(3) { top: 40%; right: -15%; animation-delay: 4s; }
.hero-floating-card-icon { width: 44px; height: 44px; min-width: 44px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; }
.hero-floating-card-text h4 { font-size: 0.85rem; font-weight: 600; color: var(--gray-800); }
.hero-floating-card-text p { font-size: 0.75rem; color: var(--gray-400); margin: 0; }

/* --- Trust Badges --- */
.trust-section { padding: 60px 0; }
.trust-grid { display: flex; align-items: center; justify-content: center; gap: 48px; flex-wrap: wrap; opacity: 0.4; filter: grayscale(1); }
.trust-item { height: 32px; font-size: 1.2rem; font-weight: 700; color: var(--gray-500); letter-spacing: 1px; }

/* --- Feature Cards --- */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px 28px; border: 1px solid var(--gray-200); transition: var(--transition); position: relative; overflow: hidden; }
.feature-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gradient-primary); transform: scaleX(0); transition: var(--transition); transform-origin: left; }
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.feature-card:hover::before { transform: scaleX(1); }
.feature-card-icon { width: 56px; height: 56px; border-radius: var(--radius-md); background: var(--gray-50); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--primary); margin-bottom: 20px; transition: var(--transition); }
.feature-card:hover .feature-card-icon { background: var(--primary); color: var(--white); }
.feature-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--gray-800); margin-bottom: 10px; }
.feature-card p { font-size: 0.9rem; color: var(--gray-500); line-height: 1.6; }

/* --- Course Cards --- */
.courses-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.course-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--gray-200); transition: var(--transition); position: relative; }
.course-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-xl); border-color: transparent; }
.course-card-image { width: 100%; height: 200px; background: var(--gradient-primary); position: relative; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.course-card-image .course-emoji { font-size: 4rem; opacity: 0.6; }
.course-card-image .course-badge { position: absolute; top: 16px; left: 16px; background: rgba(255,255,255,0.9); backdrop-filter: blur(10px); padding: 6px 14px; border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 600; color: var(--primary); }
.course-card-body { padding: 24px; }
.course-card h3 { font-size: 1.15rem; font-weight: 700; color: var(--gray-800); margin-bottom: 8px; }
.course-card p { font-size: 0.88rem; color: var(--gray-500); line-height: 1.6; margin-bottom: 16px; }
.course-card-meta { display: flex; gap: 20px; margin-bottom: 16px; }
.course-card-meta span { font-size: 0.82rem; color: var(--gray-400); display: flex; align-items: center; gap: 6px; }
.course-card-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.course-card-tags span { padding: 4px 12px; background: var(--gray-50); border-radius: var(--radius-full); font-size: 0.75rem; font-weight: 500; color: var(--gray-600); }
.course-card .btn { width: 100%; }

/* --- Learning Journey --- */
.journey { position: relative; }
.journey-timeline { position: relative; max-width: 800px; margin: 0 auto; padding: 40px 0; }
.journey-timeline::before { content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--primary), var(--secondary)); transform: translateX(-50%); }
.journey-step { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; position: relative; margin-bottom: 40px; }
.journey-step:nth-child(even) { direction: rtl; }
.journey-step:nth-child(even) .journey-content { direction: ltr; }
.journey-step-dot { position: absolute; left: 50%; top: 20px; width: 20px; height: 20px; border-radius: 50%; background: var(--white); border: 4px solid var(--primary); transform: translateX(-50%); z-index: 2; transition: var(--transition); }
.journey-step.active .journey-step-dot { background: var(--primary); box-shadow: 0 0 0 8px rgba(2, 48, 127, 0.15); }
.journey-step-number { width: 48px; height: 48px; border-radius: var(--radius-full); background: var(--gray-50); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; font-weight: 700; color: var(--primary); margin-bottom: 16px; }
.journey-step.active .journey-step-number { background: var(--primary); color: var(--white); }
.journey-content { background: var(--white); border-radius: var(--radius-lg); padding: 28px; border: 1px solid var(--gray-200); transition: var(--transition); }
.journey-step.active .journey-content { box-shadow: var(--shadow-lg); border-color: transparent; }
.journey-content h3 { font-size: 1.2rem; font-weight: 700; color: var(--gray-800); margin-bottom: 8px; }
.journey-content p { font-size: 0.9rem; color: var(--gray-500); line-height: 1.6; }

/* --- Career Development --- */
.career-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.career-card { background: var(--white); border-radius: var(--radius-lg); padding: 32px; text-align: center; border: 1px solid var(--gray-200); transition: var(--transition); }
.career-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.career-card-icon { width: 64px; height: 64px; border-radius: var(--radius-full); background: var(--gray-50); display: flex; align-items: center; justify-content: center; font-size: 1.6rem; color: var(--primary); margin: 0 auto 20px; transition: var(--transition); }
.career-card:hover .career-card-icon { background: var(--primary); color: var(--white); transform: scale(1.1); }
.career-card h3 { font-size: 1.05rem; font-weight: 700; color: var(--gray-800); margin-bottom: 8px; }
.career-card p { font-size: 0.88rem; color: var(--gray-500); line-height: 1.6; }

/* --- Certificate Showcase --- */
.cert-showcase { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; align-items: center; }
.cert-info { padding: 40px; }
.cert-info ul { margin-top: 24px; display: flex; flex-direction: column; gap: 16px; }
.cert-info ul li { display: flex; align-items: center; gap: 12px; font-size: 0.95rem; color: var(--gray-600); }
.cert-info ul li .check { width: 24px; height: 24px; min-width: 24px; border-radius: 50%; background: var(--secondary); display: flex; align-items: center; justify-content: center; color: var(--primary-dark); font-size: 0.8rem; }
.cert-preview { position: relative; display: flex; flex-direction: column; gap: 24px; }
.cert-card { background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200); padding: 40px 32px; box-shadow: var(--shadow-lg); transition: var(--transition); position: relative; overflow: hidden; }
.cert-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); }
.cert-card-inner { border: 2px solid var(--gray-200); border-radius: var(--radius-md); padding: 32px 24px; text-align: center; position: relative; }
.cert-card-inner::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(2,48,127,0.02) 0%, rgba(161,196,118,0.02) 100%); border-radius: inherit; }
.cert-card-icon { font-size: 2.5rem; margin-bottom: 16px; }
.cert-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--gray-800); margin-bottom: 4px; }
.cert-card p { font-size: 0.85rem; color: var(--gray-400); }
.cert-card-ribbon { position: absolute; top: 20px; right: -30px; background: var(--gradient-secondary); color: var(--primary-dark); padding: 4px 40px; font-size: 0.75rem; font-weight: 600; transform: rotate(45deg); }
.cert-badge-row { display: flex; gap: 16px; }
.cert-badge { flex: 1; background: var(--white); border-radius: var(--radius-md); border: 1px solid var(--gray-200); padding: 20px 16px; text-align: center; transition: var(--transition); }
.cert-badge:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.cert-badge-icon { font-size: 1.8rem; margin-bottom: 8px; }
.cert-badge h4 { font-size: 0.85rem; font-weight: 600; color: var(--gray-800); }
.cert-badge p { font-size: 0.75rem; color: var(--gray-400); }

/* --- Counter Section --- */
.counters-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 32px; text-align: center; }
.counter-item { padding: 32px 16px; background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200); transition: var(--transition); }
.counter-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.counter-number { font-size: 2.5rem; font-weight: 800; color: var(--primary); margin-bottom: 4px; }
.counter-number .counter-suffix { font-size: 1.8rem; }
.counter-label { font-size: 0.9rem; color: var(--gray-500); }

/* --- Testimonials --- */
.testimonials { position: relative; }
.testimonial-carousel { display: flex; gap: 24px; overflow: hidden; padding: 16px 0; }
.testimonial-card { min-width: 380px; background: var(--white); border-radius: var(--radius-lg); padding: 28px; border: 1px solid var(--gray-200); transition: var(--transition); }
.testimonial-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.testimonial-header { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.testimonial-avatar { width: 52px; height: 52px; min-width: 52px; border-radius: var(--radius-full); background: var(--gradient-primary); display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.2rem; font-weight: 700; }
.testimonial-info h4 { font-size: 0.95rem; font-weight: 700; color: var(--gray-800); }
.testimonial-info p { font-size: 0.82rem; color: var(--gray-400); }
.testimonial-stars { color: #f59e0b; font-size: 0.85rem; margin-bottom: 12px; }
.testimonial-text { font-size: 0.9rem; color: var(--gray-500); line-height: 1.7; font-style: italic; }

/* --- Instagram Section --- */
.instagram-section { background: var(--gradient-primary); color: var(--white); overflow: hidden; position: relative; }
.instagram-section .section-title { color: var(--white); }
.instagram-section .section-subtitle { color: rgba(255,255,255,0.7); }
.instagram-content { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.instagram-preview { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.instagram-post { aspect-ratio: 1; background: rgba(255,255,255,0.1); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 2rem; border: 1px solid rgba(255,255,255,0.1); transition: var(--transition); }
.instagram-post:hover { transform: scale(1.05); background: rgba(255,255,255,0.15); }

/* --- Final CTA --- */
.cta-section { background: var(--gradient-dark); color: var(--white); text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 30% 50%, rgba(161,196,118,0.1) 0%, transparent 50%), radial-gradient(circle at 70% 50%, rgba(2,48,127,0.3) 0%, transparent 50%); }
.cta-content { position: relative; z-index: 2; max-width: 650px; margin: 0 auto; }
.cta-section h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,0.6); margin-bottom: 32px; font-size: 1.05rem; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* --- Footer --- */
.footer { background: var(--gray-900); color: rgba(255,255,255,0.7); padding: 80px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; }
.footer-brand .logo { color: var(--white); margin-bottom: 16px; }
.footer-brand .logo span { color: var(--secondary); }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; margin-bottom: 24px; max-width: 300px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a { width: 40px; height: 40px; border-radius: var(--radius-full); background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; transition: var(--transition); color: rgba(255,255,255,0.6); }
.footer-social a:hover { background: var(--primary); color: var(--white); transform: translateY(-3px); }
.footer h4 { font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 20px; }
.footer-links { display: flex; flex-direction: column; gap: 12px; }
.footer-links a { font-size: 0.88rem; color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer-links a:hover { color: var(--secondary); padding-left: 4px; }
.footer-contact p { font-size: 0.88rem; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.footer-contact a { color: rgba(255,255,255,0.5); }
.footer-contact a:hover { color: var(--secondary); }
.footer-bottom { margin-top: 60px; padding: 24px 0; border-top: 1px solid rgba(255,255,255,0.06); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; font-size: 0.85rem; color: rgba(255,255,255,0.4); }

/* --- Page Hero --- */
.page-hero { min-height: 50vh; display: flex; align-items: center; padding-top: var(--header-height); background: var(--gradient-hero); position: relative; overflow: hidden; }
.page-hero-content { position: relative; z-index: 2; text-align: center; max-width: 700px; margin: 0 auto; }
.page-hero h1 { font-size: clamp(2rem, 4vw, 3.5rem); font-weight: 800; color: var(--gray-900); margin-bottom: 16px; }
.page-hero p { font-size: 1.05rem; color: var(--gray-500); line-height: 1.7; }
.page-hero-breadcrumb { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 24px; font-size: 0.85rem; color: var(--gray-400); }
.page-hero-breadcrumb a { color: var(--primary); font-weight: 500; }
.page-hero-breadcrumb a:hover { color: var(--primary-dark); }

/* --- About Page --- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-image { aspect-ratio: 4/3; background: var(--gradient-primary); border-radius: var(--radius-xl); display: flex; align-items: center; justify-content: center; font-size: 5rem; position: relative; overflow: hidden; }
.about-image::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(2,48,127,0.2) 0%, transparent 100%); }
.values-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.value-card { text-align: center; padding: 28px 16px; background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200); transition: var(--transition); }
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.value-icon { width: 56px; height: 56px; border-radius: var(--radius-full); background: var(--gray-50); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--primary); margin: 0 auto 16px; }
.value-card h3 { font-size: 1rem; font-weight: 700; color: var(--gray-800); }

/* --- Course Detail Page --- */
.course-detail-hero { background: var(--gradient-primary); color: var(--white); }
.course-detail-hero .page-hero-breadcrumb a { color: var(--secondary); }
.course-detail-hero h1 { color: var(--white); }
.course-detail-hero p { color: rgba(255,255,255,0.7); }
.detail-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 48px; }
.detail-sidebar { position: sticky; top: calc(var(--header-height) + 24px); }
.detail-card { background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200); padding: 28px; }
.detail-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--gray-800); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--gray-200); }
.detail-list { display: flex; flex-direction: column; gap: 12px; }
.detail-list li { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--gray-600); }
.detail-list li .icon { width: 20px; height: 20px; min-width: 20px; border-radius: 50%; background: var(--secondary); display: flex; align-items: center; justify-content: center; font-size: 0.7rem; color: var(--primary-dark); }

/* --- FAQ Accordion --- */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--white); border-radius: var(--radius-md); margin-bottom: 12px; border: 1px solid var(--gray-200); overflow: hidden; transition: var(--transition); }
.faq-item.active { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(2,48,127,0.08); }
.faq-question { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 20px 24px; font-size: 1rem; font-weight: 600; color: var(--gray-800); text-align: left; transition: var(--transition); }
.faq-item.active .faq-question { color: var(--primary); }
.faq-icon { width: 24px; height: 24px; min-width: 24px; border-radius: 50%; background: var(--gray-100); display: flex; align-items: center; justify-content: center; font-size: 0.8rem; color: var(--gray-500); transition: var(--transition); }
.faq-item.active .faq-icon { background: var(--primary); color: var(--white); transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: var(--transition-slow); }
.faq-answer-inner { padding: 0 24px 20px; font-size: 0.92rem; color: var(--gray-500); line-height: 1.7; }

/* --- Contact Page --- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-form { background: var(--white); border-radius: var(--radius-xl); padding: 40px; border: 1px solid var(--gray-200); box-shadow: var(--shadow-lg); }
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 0.88rem; font-weight: 600; color: var(--gray-700); margin-bottom: 8px; }
.form-input, .form-select, .form-textarea { width: 100%; padding: 14px 18px; border: 2px solid var(--gray-200); border-radius: var(--radius-md); font-size: 0.95rem; color: var(--gray-800); transition: var(--transition); background: var(--gray-50); }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--primary); background: var(--white); box-shadow: 0 0 0 4px rgba(2,48,127,0.08); }
.form-textarea { min-height: 140px; resize: vertical; }
.contact-info-cards { display: flex; flex-direction: column; gap: 16px; }
.contact-info-card { display: flex; align-items: center; gap: 16px; background: var(--white); border-radius: var(--radius-md); padding: 20px; border: 1px solid var(--gray-200); transition: var(--transition); }
.contact-info-card:hover { transform: translateX(6px); box-shadow: var(--shadow-md); }
.contact-info-icon { width: 48px; height: 48px; min-width: 48px; border-radius: var(--radius-md); background: var(--gray-50); display: flex; align-items: center; justify-content: center; font-size: 1.2rem; color: var(--primary); }
.contact-info-text h4 { font-size: 0.9rem; font-weight: 700; color: var(--gray-800); margin-bottom: 2px; }
.contact-info-text p { font-size: 0.88rem; color: var(--gray-500); }
.map-placeholder { width: 100%; height: 250px; background: var(--gray-100); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; color: var(--gray-400); font-size: 1rem; border: 1px solid var(--gray-200); margin-top: 16px; }

/* --- WhatsApp Floating Button --- */
.whatsapp-btn { position: fixed; bottom: 24px; right: 24px; z-index: 999; width: 60px; height: 60px; border-radius: 50%; background: #25d366; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); transition: var(--transition-bounce); animation: whatsappPulse 2s infinite; }
.whatsapp-btn:hover { transform: scale(1.1); box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5); }
.whatsapp-btn svg { width: 28px; height: 28px; fill: white; }

/* --- Animations --- */
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.3); } }
@keyframes float { 0%, 100% { transform: translateY(0px); } 50% { transform: translateY(-12px); } }
@keyframes whatsappPulse { 0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); } 50% { box-shadow: 0 4px 35px rgba(37, 211, 102, 0.7); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInLeft { from { opacity: 0; transform: translateX(-30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
.animate { opacity: 0; }
.animate.fadeInUp { animation: fadeInUp 0.6s ease forwards; }
.animate.fadeInLeft { animation: fadeInLeft 0.6s ease forwards; }
.animate.fadeInRight { animation: fadeInRight 0.6s ease forwards; }
.animate.scaleIn { animation: scaleIn 0.6s ease forwards; }
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* --- Responsive --- */
@media (max-width: 1200px) {
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .counters-grid { grid-template-columns: repeat(3, 1fr); }
  .values-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 992px) {
  .nav { display: none; }
  .hamburger { display: flex; }
  .hero-content { grid-template-columns: 1fr; gap: 40px; }
  .hero-right { height: 450px; }
  .hero-floating-card:nth-child(1) { left: 0; }
  .hero-floating-card:nth-child(2) { right: 0; }
  .hero-metrics { gap: 24px; }
  .about-grid { grid-template-columns: 1fr; }
  .cert-showcase { grid-template-columns: 1fr; }
  .instagram-content { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-sidebar { position: static; }
  .contact-grid { grid-template-columns: 1fr; }
  .journey-timeline::before { left: 24px; }
  .journey-step { grid-template-columns: 1fr; gap: 0; padding-left: 60px; direction: ltr !important; }
  .journey-step:nth-child(even) .journey-content { direction: ltr; }
  .journey-step-dot { left: 24px; }
  .megamenu { width: 90vw; left: 5%; transform: translateY(10px); }
  .has-megamenu:hover .megamenu { transform: translateY(0); }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .hero h1 { font-size: 2rem; }
  .hero-metrics { flex-wrap: wrap; gap: 16px; }
  .courses-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .counters-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .testimonial-card { min-width: 280px; }
  .hero-right { height: 350px; }
  .hero-floating-card { display: none; }
  .career-grid { grid-template-columns: 1fr 1fr; }
  .cert-badge-row { flex-direction: column; }
  .page-hero { min-height: 40vh; }
  .btn-lg { padding: 14px 28px; font-size: 0.95rem; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .counters-grid { grid-template-columns: 1fr; }
  .career-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .header-actions .social-link { display: none; }
  .container { padding: 0 16px; }
}