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

 :root {
     --primary: #4361ee;
     --primary-dark: #2f46d9;
     --indigo: #3b5bdb;
     --violet: #7c3aed;
     --cyan: #0891b2;
     --green: #16a34a;
     --orange: #ea580c;
     --pink: #db2777;
     --bg: #eef2f9;
     --surface: #ffffff;
     --surface-soft: #f8fafc;
     --text: #111827;
     --muted: #64748b;
     --border: #e5e7eb;
     --shadow: 0 18px 45px rgba(67, 97, 238, 0.12);
 }

 html {
     scroll-behavior: smooth;
 }

 body {
     min-height: 100vh;
     overflow-x: hidden;
     background: var(--bg);
     color: var(--text);
     font-family: 'DM Sans', sans-serif;
 }

 a {
     color: inherit;
     text-decoration: none;
 }

 header {
     position: sticky;
     top: 0;
     z-index: 50;
     display: flex;
     align-items: center;
     justify-content: space-between;
     height: 64px;
     padding: 0 34px;
     background: rgba(255, 255, 255, 0.94);
     border-bottom: 1px solid var(--border);
     backdrop-filter: blur(14px);
 }

 .logo {
     display: inline-flex;
     align-items: center;
     gap: 10px;
     color: var(--primary);
     font-size: 18px;
     font-weight: 800;
 }

 .logo img {
     width: 44px;
     height: 44px;
     object-fit: contain;
 }

 .header-actions {
     display: flex;
     align-items: center;
     gap: 10px;
 }

 .nav-btn,
 .back-btn {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     gap: 8px;
     min-height: 38px;
     border: 1px solid var(--border);
     border-radius: 8px;
     padding: 0 14px;
     background: var(--surface);
     color: #334155;
     font-size: 14px;
     font-weight: 700;
     transition: 0.18s ease;
 }

 .nav-btn.primary {
     border-color: var(--primary);
     background: var(--primary);
     color: #fff;
 }

 .nav-btn:hover,
 .back-btn:hover {
     transform: translateY(-1px);
     box-shadow: 0 10px 20px rgba(15, 23, 42, 0.08);
 }

 .wrap {
     width: min(1160px, calc(100% - 40px));
     margin: 0 auto;
 }

 .hero {
     display: grid;
     grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
     gap: 42px;
     align-items: center;
     padding: 72px 0 64px;
 }

 .eyebrow {
     display: inline-flex;
     align-items: center;
     gap: 8px;
     width: fit-content;
     margin-bottom: 18px;
     border: 1px solid #dbe4ff;
     border-radius: 999px;
     padding: 8px 14px;
     background: #eff2ff;
     color: var(--primary);
     font-size: 13px;
     font-weight: 800;
 }

 h1 {
     max-width: 760px;
     color: var(--primary);
     font-size: clamp(2.4rem, 5vw, 4.5rem);
     line-height: 1;
     font-weight: 800;
     letter-spacing: 0;
 }

 .hero-copy {
     max-width: 650px;
     margin-top: 22px;
     color: #475569;
     font-size: 18px;
     line-height: 1.75;
 }

 .hero-actions {
     display: flex;
     flex-wrap: wrap;
     gap: 12px;
     margin-top: 30px;
 }

 .hero-panel {
     border: 1px solid var(--border);
     border-radius: 18px;
     background: var(--surface);
     box-shadow: var(--shadow);
     overflow: hidden;
 }

 .panel-top {
     display: flex;
     align-items: center;
     justify-content: space-between;
     padding: 18px 20px;
     border-bottom: 1px solid var(--border);
 }

 .panel-top h2 {
     font-size: 16px;
     font-weight: 800;
 }

 .status-dot {
     display: inline-flex;
     align-items: center;
     gap: 7px;
     color: var(--green);
     font-size: 12px;
     font-weight: 800;
 }

 .status-dot::before {
     content: "";
     width: 9px;
     height: 9px;
     border-radius: 50%;
     background: var(--green);
 }

 .panel-grid {
     display: grid;
     grid-template-columns: repeat(2, 1fr);
     gap: 14px;
     padding: 18px;
 }

 .metric {
     min-height: 118px;
     border: 1px solid var(--border);
     border-radius: 12px;
     padding: 16px;
     background: var(--surface-soft);
 }

 .metric i {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     width: 34px;
     height: 34px;
     margin-bottom: 18px;
     border-radius: 10px;
     color: #fff;
     font-size: 15px;
 }

 .metric strong {
     display: block;
     color: var(--primary);
     font-size: 26px;
     line-height: 1;
 }

 .metric span {
     display: block;
     margin-top: 6px;
     color: var(--muted);
     font-size: 13px;
     font-weight: 700;
 }

 .section {
     padding: 70px 0;
     border-top: 1px solid var(--border);
 }

 .section-head {
     max-width: 700px;
     margin-bottom: 34px;
 }

 .section-head.center {
     margin-right: auto;
     margin-left: auto;
     text-align: center;
 }

 .section h2 {
     color: var(--primary);
     font-size: clamp(1.9rem, 3.2vw, 2.8rem);
     line-height: 1.1;
     font-weight: 800;
 }

 .section-desc {
     margin-top: 12px;
     color: var(--muted);
     font-size: 16px;
     line-height: 1.7;
 }

 .feature-grid,
 .role-grid,
 .developer-grid {
     display: grid;
     gap: 18px;
 }

 .feature-grid {
     grid-template-columns: repeat(3, 1fr);
 }

 .role-grid,
 .developer-grid {
     grid-template-columns: repeat(3, 1fr);
 }

 .feature-card,
 .role-card,
 .developer-card,
 .objective-card {
     border: 1px solid var(--border);
     border-radius: 12px;
     background: var(--surface);
     transition: 0.2s ease;
 }

 .feature-card:hover,
 .role-card:hover,
 .developer-card:hover,
 .objective-card:hover {
     border-color: #c7d2fe;
     transform: translateY(-3px);
     box-shadow: var(--shadow);
 }

 .feature-card {
     min-height: 210px;
     padding: 24px;
 }

 .icon {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     width: 48px;
     height: 48px;
     margin-bottom: 18px;
     border-radius: 12px;
     color: #fff;
     font-size: 19px;
 }

 .blue {
     background: linear-gradient(135deg, #4c8dff, #155dfc);
 }

 .purple {
     background: linear-gradient(135deg, #b44cff, #8613f7);
 }

 .indigo {
     background: linear-gradient(135deg, #6c63ff, #4a3df5);
 }

 .cyan {
     background: linear-gradient(135deg, #1ec7ff, #0094cc);
 }

 .green {
     background: linear-gradient(135deg, #22c55e, #15803d);
 }

 .orange {
     background: linear-gradient(135deg, #ff8c1a, #ff5e00);
 }

 .pink {
     background: linear-gradient(135deg, #ff4db8, #e00074);
 }

 .slate {
     background: linear-gradient(135deg, #64748b, #334155);
 }

 .feature-card h3,
 .role-card h3 {
     margin-bottom: 8px;
     color: #0f172a;
     font-size: 18px;
     font-weight: 800;
 }

 .feature-card p,
 .role-card p,
 .objective-card p {
     color: var(--muted);
     font-size: 14px;
     line-height: 1.65;
 }

 .role-card {
     padding: 26px;
 }

 .developer-card {
     padding: 28px;
     text-align: center;
 }

 .developer-avatar {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     width: 64px;
     height: 64px;
     margin-bottom: 18px;
     border-radius: 50%;
     background: linear-gradient(135deg, var(--primary), var(--violet));
     color: #fff;
     font-size: 18px;
     font-weight: 800;
 }

 .developer-card h3 {
     margin-bottom: 7px;
     color: #0f172a;
     font-size: 18px;
     font-weight: 800;
 }

 .developer-card .main-role {
     color: var(--primary);
     font-size: 13px;
     font-weight: 800;
     text-transform: uppercase;
 }

 .developer-card p {
     margin-top: 10px;
     color: var(--muted);
     font-size: 14px;
     line-height: 1.6;
 }

 .role-card span {
     display: block;
     margin-bottom: 12px;
     color: var(--primary);
     font-size: 13px;
     font-weight: 800;
 }

 .workflow {
     display: grid;
     grid-template-columns: repeat(5, 1fr);
     gap: 14px;
 }

 .step {
     position: relative;
     padding: 22px 16px;
     border: 1px solid var(--border);
     border-radius: 12px;
     background: var(--surface);
     text-align: center;
 }

 .step-number {
     display: inline-flex;
     align-items: center;
     justify-content: center;
     width: 38px;
     height: 38px;
     margin-bottom: 14px;
     border-radius: 50%;
     background: var(--primary);
     color: #fff;
     font-size: 14px;
     font-weight: 800;
 }

 .step h3 {
     margin-bottom: 8px;
     color: #0f172a;
     font-size: 14px;
     font-weight: 800;
 }

 .step p {
     color: var(--muted);
     font-size: 13px;
     line-height: 1.5;
 }

 .objective-grid {
     display: grid;
     grid-template-columns: repeat(2, 1fr);
     gap: 16px;
 }

 .objective-card {
     display: flex;
     gap: 14px;
     align-items: flex-start;
     padding: 18px;
 }

 .objective-card i {
     flex: 0 0 38px;
     display: inline-flex;
     align-items: center;
     justify-content: center;
     width: 38px;
     height: 38px;
     border-radius: 10px;
     background: #eff2ff;
     color: var(--primary);
 }

 .contact-band {
     padding: 58px 0;
     background: linear-gradient(135deg, #0f1f4b, #4c1d95);
     color: #fff;
 }

 .contact-inner {
     display: flex;
     align-items: center;
     justify-content: space-between;
     gap: 24px;
 }

 .contact-inner h2 {
     margin-bottom: 8px;
     font-size: clamp(1.8rem, 3vw, 2.6rem);
     line-height: 1.1;
 }

 .contact-inner p {
     color: rgba(255, 255, 255, 0.78);
     line-height: 1.7;
 }

 footer {
     padding: 20px;
     background: #0f172a;
     color: rgba(255, 255, 255, 0.58);
     text-align: center;
     font-size: 13px;
 }

 footer strong {
     color: #fff;
 }

 .reveal {
     opacity: 0;
     transform: translateY(18px);
     transition: opacity 0.55s ease, transform 0.55s ease;
 }

 .reveal.visible {
     opacity: 1;
     transform: none;
 }

 @media (max-width: 940px) {
     .hero {
         grid-template-columns: 1fr;
         padding-top: 46px;
     }

     .feature-grid,
     .role-grid,
     .developer-grid {
         grid-template-columns: repeat(2, 1fr);
     }

     .workflow {
         grid-template-columns: repeat(2, 1fr);
     }
 }

 @media (max-width: 680px) {
     header {
         height: auto;
         align-items: flex-start;
         flex-direction: column;
         gap: 12px;
         padding: 14px 20px;
     }

     .header-actions {
         width: 100%;
     }

     .nav-btn,
     .back-btn {
         flex: 1;
         padding: 0 10px;
         font-size: 13px;
     }

     .wrap {
         width: min(100% - 28px, 1160px);
     }

     .hero {
         padding: 38px 0 48px;
     }

     .hero-actions {
         flex-direction: column;
     }

     .hero-actions .nav-btn {
         width: 100%;
     }

     .panel-grid,
     .feature-grid,
     .role-grid,
     .developer-grid,
     .workflow,
     .objective-grid {
         grid-template-columns: 1fr;
     }

     .section {
         padding: 52px 0;
     }

     .contact-inner {
         align-items: stretch;
         flex-direction: column;
     }
 }