:root {
    --bg: #ffffff;
    --text: #000000;
    --accent: #000000;
    --gray-light: #f8f9fa;
    --border: rgba(0,0,0,0.12);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --transition: all 0.4s cubic-bezier(0.23,1,0.32,1);
    --footer-bg: #ffffff;
    --footer-text: #1f2937;
    --footer-text-muted: #6b7280;
    --footer-accent: #1d4ed8;
    --footer-border: rgba(0,0,0,0.08);
    --footer-hover: #3b82f6;
    --badge-bg: rgba(0,0,0,0.03);
    --badge-border: rgba(0,0,0,0.10);
}

*{margin:0;padding:0;box-sizing:border-box;}
       
       body{
            font-family: 'Inter', system-ui, sans-serif;
            color: var(--text);
            line-height: 1.6;
            overflow-x: hidden;
            min-height: 100vh;
            background: #f8fafc;
            background-image: 
            radial-gradient(#cbd5e1 0.2px, transparent 1px);
            background-size: 20px 20px;
          }

/* ================== NAVIGATION ================== */
    nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      height: 70px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 6%;
      z-index: 1000;
      backdrop-filter: blur(20px);
      background: rgba(255, 255, 255, 0.12);
      transition: var(--transition);
    }

    .logo {
      display: inline-flex;
      align-items: center;
      text-decoration: none;
      font-size: clamp(1.5rem, 4vw, 1.9rem);
      font-weight: 800;
      letter-spacing: -1.2px;
      color: var(--text);
      transition: var(--transition);
    }

    .logo img {
      display: block;
      height: 8rem;               /* reduced for better proportion */
      width: auto;
      max-height: 100%;
      object-fit: contain;
      transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .logo:hover img {
      transform: scale(1.04);
      opacity: 0.92;
    }

    .nav-links {
      display: flex;
      gap: 32px;
      list-style: none;
    }

    .nav-links a {
      color: var(--text);
      text-decoration: none;
      font-weight: 500;
      font-size: 15px;
      position: relative;
      padding: 8px 0;
    }

    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      width: 0;
      height: 2px;
      background: var(--accent);
      transition: var(--transition);
      transform: translateX(-50%);
    }

    .nav-links a:hover::after {
      width: 100%;
    }

    .nav-right {
      display: flex;
      align-items: center;
      gap: 12px;                    /* tighter & balanced */
    }

    /* Consistent modern glassmorphic buttons */
    .nav-btn {
      height: 38px;                 /* fixed height → same size */
      padding: 0 18px;
      font-size: 14.5px;
      font-weight: 600;
      line-height: 1;
      border: 1px solid rgba(255, 255, 255, 0.18);
      border-radius: 10px;
      cursor: pointer;
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: var(--transition);
      backdrop-filter: blur(16px);
      color: #fff;
      white-space: nowrap;
      position: relative;
      background: #000000;
    }

    .menu-toggle {
      display: none;
      width: 48px;
      height: 48px;
      background: none;
      border: none;
      cursor: pointer;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      gap: 6px;
      padding: 8px;
      z-index: 1001;
    }

    .menu-toggle span {
      width: 28px;
      height: 2.5px;
      background: var(--text);
      border-radius: 2px;
      transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
      transform-origin: center;
    }

    .menu-toggle.open span:nth-child(1) {
      transform: rotate(45deg) translate(9px, 8px);
    }

    .menu-toggle.open span:nth-child(2) {
      opacity: 0;
      transform: translateX(20px);
    }

    .menu-toggle.open span:nth-child(3) {
      transform: rotate(-45deg) translate(9px, -8px);
    }

    .mobile-menu {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100dvh;
      background: var(--bg);
      color: var(--text);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 48px;
      font-size: 2.8rem;
      font-weight: 400;
      letter-spacing: -1.5px;
      z-index: 999;
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
      transform: translateY(-30px);
      transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    }

    .mobile-menu.open {
      opacity: 1;
      visibility: visible;
      pointer-events: all;
      transform: translateY(0);
    }

    .mobile-menu a {
      color: var(--text);
      text-decoration: none;
      opacity: 0.85;
      transition: all 0.4s ease;
    }

    .mobile-menu a:hover {
      opacity: 1;
      transform: scale(1.06);
    }

    .body-no-scroll {
      overflow: hidden !important;
      height: 100vh !important;
    }

/* MAIN SPACING REDUCED */
     main {
        width: 100%;
        margin: 120px auto 120px;
        padding: 0 6%;
      }

/* HEADER */
header{
text-align:center;
padding: 0 5%;
}

.title{
font-size: clamp(2rem, 5vw, 3.5rem);
font-weight: 400;
letter-spacing: -1.4px;
line-height: 1.05;
margin-bottom: 1.2rem;
color: #0f172a;
}

header p{
font-size: 1.25rem;
color: #475569;
max-width: 600px;
margin: 0 auto;
margin-bottom: 7rem;
}

/* TIMELINE */
.timeline-phase{
width: 100%;
  max-width: 1400px;
  margin: 0 auto 60px;
  position: relative;
  padding: 0;
}

.timeline-phase::before{
content:'';
position:absolute;
top:0px;
bottom:-10px;
left:50%;
width:1px;
background:rgba(0,0,0,.08);
transform:translateX(-50%);
z-index: 0;
}

.timeline-phase.last::before{display:none;}

.phase-content{
position:relative;
max-width:600px;
background:#101010;
padding:1.6rem 1.8rem;
border-radius:14px;
box-shadow:var(--shadow);
border:1px solid var(--border);
transition:var(--transition);
}

.phase-content:hover{
transform:translateY(-4px);
}

.left{margin-right:auto;}
.right{margin-left:auto;}
.center{margin-left:auto;}

.phase-number{
position:absolute;
top:-70px;
font-size:3.5rem;
font-weight:900;
opacity:.08;
}

.left .phase-number{left:-8px;}
.right .phase-number{right:-8px;}
.center .phase-number{right:-8px;}

.phase-content h2{
font-size:1.25rem;
font-weight:700;
margin-bottom:.6rem;
color: white;
}

.phase-desc{
font-size:.9rem;
opacity:.85;
margin-bottom:.8rem;
color: white;
}

.phase-focus strong{
display:block;
font-size:.9rem;
margin-bottom:.5rem;
color: white;
}

.phase-focus ul{
list-style:none;
}

.phase-focus li{
font-size:.85rem;
margin-bottom:.4rem;
padding-left:1.2rem;
position:relative;
color: white;
}

.phase-focus li::before{
content:"•";
position:absolute;
left:0;
color: #ffff80;
font-weight:700;
}

/* CTA — impact */
        .cta-box {
            background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
            border-radius: 32px;
            padding: 60px 40px;
            text-align: center;
            margin-top: 40px;
            color: black;
        }

        .cta-box h2 { font-size:1.8rem; font-weight: 700; margin-bottom: 16px; }
        .cta-box p{font-size:.9rem; opacity:.85;}

        .btn-main {
            background: #000;
            color: #fff;
            padding: 10px 35px;
            border-radius: 10px;
            text-decoration: none;
            font-weight: 600;
            font-size: 1rem;
            display: inline-block;
            margin-top: 24px;
            transition: transform 0.2s ease;
        }

        .btn-main:hover { transform: scale(1.05); }

/* ================== FOOTER ================== */

/* ==================================== RESPONSIVE MEDIA QUERIES ==================================== */

/* ═══════════════════════════════════════════════════════
   NAVIGATION - Hide nav buttons on small devices
   ════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
    /* Hide nav-right buttons on tablets and smaller */
    .nav-right {
        display: none;
    }
    
    /* Show menu toggle */
    .menu-toggle {
        display: flex;
    }
    
    /* Adjust nav padding */
    nav {
        padding: 0 4%;
    }
}

/* ═══════════════════════════════════════════════════════
   Main body
   ════════════════════════════════════════════════════ */

@media screen and (max-width: 1200px) {
    main {
        padding-left: 4%;
        padding-right: 4%;
    }

    header p, .title {
        padding-left: 5%;
        padding-right: 5%;
    }

    .title { padding-top: 80px; }
    

    .timeline-phase {
        padding-left: auto;
        padding-right: auto;
        display: flex;
        width: 100%;
    }

    .phase-content {
        width: 50%; 
        max-width: 50%;
        padding: 2rem 5%;
        box-sizing: border-box;
    }

    /* Phase 1, 3, 5: Right side */
    .timeline-phase:nth-child(odd) .phase-content {
        margin-right: 0;
        margin-left: auto;
        text-align: left; 
    }

    /* Phase 2, 4, 6: Left side */
    .timeline-phase:nth-child(even) .phase-content {
        margin-left: 0;
        margin-right: auto;
        text-align: left;
    }
}

@media screen and (max-width: 768px) {
    main {
        padding-left: 3%;
        padding-right: 3%;
    }

    header p { 
        
        padding: 0 5%; 
    }
    
    .title {
        padding-top: 40px;
        padding-left: 5%;
    }

    .timeline-phase {
        display: block;
        width: 100%;
    }

    .timeline-phase::before {
        left: 20px;
        transform: none;
    }

    .phase-content {
        width: 100% !important; 
        max-width: 100% !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding: 2.5rem 5% 2.5rem 70px; 
        text-align: left !important;
        box-sizing: border-box;
    }

    .phase-number {
        left: 10px !important; 
        right: auto !important;
        transform: none !important;
        font-size: 3rem; 
    }

    .cta-box {
        padding: 40px 0; 
        border-radius: 0; 
    }
}

@media screen and (max-width: 480px) {
    main {
        padding-left: 2%;
        padding-right: 2%;
    }

    header {
        padding: 0 0;
    }

    .title {
        padding-top: 30px;
        text-align: left;
        padding-left: 5%;
        padding-right: 5%;
        margin-bottom: 1rem;
        font-size: 1.8rem;
    }

    header p {
        text-align: left;
        padding: 0 5%;
        font-size: 0.95rem;
    }

    .phase-content {
        margin-left: 70px;
        margin-right: 15px;
        padding: 1.6rem 6% 1.6rem 5%;
    }

    .phase-number {
        left: 8px;
        font-size: 3.2rem;
    }

    .phase-content h2 {
        font-size: 1.35rem;
    }
}

.is-invalid{
    border-color : red !important;
}
.valid{
    border-color : #ddd;
}