:root {
    --text-xs:clamp(.75rem,.7rem + .25vw,.875rem);
    --text-sm:clamp(.875rem,.8rem + .35vw,1rem);
    --text-base:clamp(1rem,.95rem + .25vw,1.125rem);
    --text-lg:clamp(1.125rem,1rem + .75vw,1.5rem);
    --text-xl:clamp(1.5rem,1.2rem + 1.25vw,2.25rem);
    --text-2xl:clamp(2rem,1.2rem + 2.5vw,3.5rem);
    --text-hero:clamp(2.5rem,1rem + 4vw,5rem);
    --s1:.25rem;--s2:.5rem;--s3:.75rem;--s4:1rem;--s5:1.25rem;--s6:1.5rem;
    --s8:2rem;--s10:2.5rem;--s12:3rem;--s16:4rem;--s20:5rem;--s24:6rem;
    --r-sm:.375rem;--r-md:.5rem;--r-lg:.75rem;--r-xl:1rem;--r-full:9999px;
    --ease:180ms cubic-bezier(.16,1,.3,1);
    --max-w:1200px;
    --font-d:"Cabinet Grotesk",Georgia,sans-serif;
    --font-b:"Satoshi","Helvetica Neue",sans-serif;
    /* Light */
    --bg:#f5f7fa;--surf:#fff;--surf2:#f9fafb;--surf-off:#eef0f4;
    --div:#dde0e7;--brd:#d0d4dc;
    --tx:#1a1f2e;--tx-m:#5a6278;--tx-f:#9ba3b8;
    --pri:#1a55d4;--pri-h:#1440b0;--pri-hl:#dce6f9;--pri-s:#eef3fd;
    --acc:#0891b2;
    --e1:#1a55d4;--e2:#0891b2;--e3:#7c3aed;--e4:#059669;--e5:#d97706;--e6:#dc2626;--e7:#1a55d4;
    --sh-s:0 1px 3px rgba(26,31,46,.07),0 1px 2px rgba(26,31,46,.04);
    --sh-m:0 4px 12px rgba(26,31,46,.08),0 2px 6px rgba(26,31,46,.05);
    --sh-l:0 12px 32px rgba(26,31,46,.10),0 4px 12px rgba(26,31,46,.06);
}
[data-theme="dark"] {
    --bg:#0d1117;--surf:#161b24;--surf2:#1c2230;--surf-off:#1a1f2b;
    --div:#2a3145;--brd:#323a50;
    --tx:#e2e8f0;--tx-m:#8895b0;--tx-f:#4a5568;
    --pri:#5b8ef5;--pri-h:#7ba5f7;--pri-hl:#1e2d4a;--pri-s:#141e30;
    --acc:#38bdf8;
    --sh-s:0 1px 3px rgba(0,0,0,.3);--sh-m:0 4px 12px rgba(0,0,0,.35);
    --sh-l:0 12px 32px rgba(0,0,0,.4);
}
*,*::before,*::after{
    box-sizing:border-box;
    margin:0;
    padding:0
}

html{
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
    scroll-behavior:smooth;
    scroll-padding-top:80px
}

body {
    min-height:100dvh;
    font-family:var(--font-b);
    font-size:var(--text-base);
    color:var(--tx);background:var(--bg);
    line-height:1.65;
}

img,svg {
    display:block;
    max-width:100%
}

button {
    cursor:pointer;
    background:none;
    border:none;font:
    inherit;color:inherit
}

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

h1,h2,h3 {
    text-wrap:balance;
    line-height:1.15
}

p {
    text-wrap:pretty;
    max-width:68ch
}

::selection {
    background:var(--pri-hl);
    color:var(--tx)
}

:focus-visible {
    outline:2px solid var(--pri);
    outline-offset:3px;
    border-radius:var(--r-sm)
}

/* ------ Navigation ------ */
.navbar {
    position: sticky;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e5e5e5;
    z-index: 1000;
    /*padding: 1rem 0; */
}

/* new code */
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    /* or space-between if you show logo */
}

/*
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
} */

.nav-logo {
    width: 80px;
    height: 60px;
    background-size: 80px;
    background-repeat: no-repeat;
    margin: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #1a96d4;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    background-color: var(--cp-blue);
    padding: 0.75rem;
    border-radius: 6px;
    border-color: 3px solid var(--cp-blue);
    color: #9B111E;
}

.cta-button {
    background-color: var(--cp-blue);
    color: white !important;
    padding: 0.75rem 1.1rem;
    border-radius: 6px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background: var(--cp-blue);
    color: white !important;
}


@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ── HEADER ── */
.hdr{position:sticky;top:0;z-index:100;background:var(--surf);border-bottom:1px solid var(--div);box-shadow:var(--sh-s)}
.hdr-in{max-width:var(--max-w);margin-inline:auto;padding:var(--s4) var(--s6);display:flex;align-items:center;justify-content:space-between;gap:var(--s4)}
.logo{display:flex;align-items:center;gap:var(--s3)}
.logo-svg{width:36px;height:36px;flex-shrink:0}
.logo-name{font-family:var(--font-d);font-size:var(--text-lg);font-weight:900;color:var(--pri);letter-spacing:-.02em}
.logo-sub{font-size:var(--text-xs);color:var(--tx-m);font-weight:500;margin-top:1px}
.th-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--r-full);border:1px solid var(--brd);background:var(--surf2);color:var(--tx-m);transition:all var(--ease)}
.th-btn:hover{background:var(--surf-off);color:var(--tx)}
.era-nav{display:flex;align-items:center;gap:var(--s2);flex-wrap:wrap}
.era-btn{font-size:var(--text-xs);font-weight:700;padding:var(--s1) var(--s3);border-radius:var(--r-full);border:1px solid var(--brd);background:var(--surf2);color:var(--tx-m);transition:all var(--ease);white-space:nowrap}
.era-btn:hover,.era-btn:focus-visible{background:var(--pri-s);border-color:var(--pri);color:var(--pri)}

/* ── HERO ── */
.hero{background:linear-gradient(160deg,var(--pri) 0%,#9B111E 100%);color:#fff;padding:clamp(var(--s16),8vw,var(--s24)) var(--s6);text-align:center;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='%23ffffff' fill-opacity='0.03'%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/svg%3E")}
.hero-in{position:relative;max-width:var(--max-w);margin-inline:auto}
.eyebrow{display:inline-flex;align-items:center;gap:var(--s2);font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:rgba(255,255,255,.7);margin-bottom:var(--s4)}
.eyebrow span{display:inline-block;width:24px;height:2px;background:rgba(255,255,255,.4)}
.hero h1{font-family:var(--font-d);font-size:var(--text-hero);font-weight:900;line-height:1.0;letter-spacing:-.03em;margin-bottom:var(--s5)}
.hero h1 em{font-style:normal;color:rgba(255,255,255,.55)}
.hero-desc{font-size:var(--text-lg);color:rgba(255,255,255,.8);max-width:52ch;margin:0 auto;line-height:1.55}
.stats{display:flex;align-items:center;justify-content:center;gap:var(--s8);margin-top:var(--s10);flex-wrap:wrap}
.stat{text-align:center}
.stat-n{font-family:var(--font-d);font-size:var(--text-2xl);font-weight:900;display:block;line-height:1}
.stat-l{font-size:var(--text-xs);color:rgba(255,255,255,.6);text-transform:uppercase;letter-spacing:.1em;font-weight:600}
.stat-div{width:1px;height:48px;background:rgba(255,255,255,.2)}

/* ── MAIN ── */
.main{max-width:var(--max-w);margin-inline:auto;padding:var(--s16) var(--s6)}

/* ── TIMELINE ── */
.tl{position:relative}
.tl::before{content:"";position:absolute;left:50%;transform:translateX(-50%);top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--pri) 0%,var(--acc) 50%,var(--pri) 100%);opacity:.2}

/* Entry: alternating 3-col grid */
.tl-e{display:grid;grid-template-columns:1fr 60px 1fr;margin-bottom:var(--s10);align-items:start;position:relative}
.tl-e:nth-child(odd) .tl-card{grid-column:1;grid-row:1}
.tl-e:nth-child(odd) .tl-node{grid-column:2;grid-row:1}
.tl-e:nth-child(odd) .tl-blank{grid-column:3;grid-row:1}
.tl-e:nth-child(even) .tl-blank{grid-column:1;grid-row:1}
.tl-e:nth-child(even) .tl-node{grid-column:2;grid-row:1}
.tl-e:nth-child(even) .tl-card{grid-column:3;grid-row:1}
.tl-e:nth-child(odd) .tl-card{margin-right:var(--s4)}
.tl-e:nth-child(even) .tl-card{margin-left:var(--s4)}

/* Node */
.tl-node{display:flex;flex-direction:column;align-items:center;padding-top:var(--s6);position:relative;z-index:2}
.dot{width:20px;height:20px;border-radius:50%;background:var(--surf);border:3px solid var(--pri);box-shadow:0 0 0 4px var(--pri-hl);transition:all var(--ease);flex-shrink:0}
.tl-e:hover .dot{background:var(--pri);box-shadow:0 0 0 6px var(--pri-hl);transform:scale(1.15)}
.ybadge{margin-top:var(--s2);font-family:var(--font-d);font-size:var(--text-xs);font-weight:900;padding:3px var(--s2);border-radius:var(--r-full);background:var(--pri);color:#fff;letter-spacing:.04em;text-align:center;white-space:nowrap;min-width:52px}
.ybadge[data-e="2"]{background:var(--e2)} .ybadge[data-e="3"]{background:var(--e3)}
.ybadge[data-e="4"]{background:var(--e4)} .ybadge[data-e="5"]{background:var(--e5)}
.ybadge[data-e="6"]{background:var(--e6)} .ybadge[data-e="7"]{background:var(--e7)}

/* Card */
.tl-card{background:var(--surf);border:1px solid var(--brd);border-radius:var(--r-xl);padding:var(--s6) var(--s8);box-shadow:var(--sh-s);transition:all 240ms cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden}
.tl-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--ca,var(--pri));opacity:0;transition:opacity var(--ease)}
.tl-card:hover::before{opacity:1}
.tl-card:hover{box-shadow:var(--sh-l);transform:translateY(-2px);border-color:transparent}
.tl-card[data-e="2"]{--ca:var(--e2)} .tl-card[data-e="3"]{--ca:var(--e3)}
.tl-card[data-e="4"]{--ca:var(--e4)} .tl-card[data-e="5"]{--ca:var(--e5)}
.tl-card[data-e="6"]{--ca:var(--e6)} .tl-card[data-e="7"]{--ca:var(--e7)}

.c-tag{display:inline-flex;font-size:var(--text-xs);font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--ca,var(--pri));margin-bottom:var(--s2)}
.c-title{font-family:var(--font-d);font-size:var(--text-xl);font-weight:900;color:var(--tx);line-height:1.15;letter-spacing:-.02em}
.c-teaser{font-size:var(--text-base);color:var(--tx-m);font-style:italic;margin-top:var(--s2);line-height:1.5}
.c-body{overflow:hidden;transition:max-height 480ms cubic-bezier(.16,1,.3,1),opacity 360ms ease;max-height:0;opacity:0}
.c-body.open{max-height:1200px;opacity:1}
.c-body-in{padding-top:var(--s4);border-top:1px solid var(--div);margin-top:var(--s4)}
.c-body p{font-size:var(--text-base);color:var(--tx-m);line-height:1.75;margin-bottom:var(--s4)}
.c-body p:last-child{margin-bottom:0}
.c-tog{display:inline-flex;align-items:center;gap:var(--s2);margin-top:var(--s4);font-size:var(--text-sm);font-weight:700;color:var(--ca,var(--pri));transition:opacity var(--ease)}
.c-tog:hover{opacity:.75}
.tog-ico{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;border:1.5px solid currentColor;transition:transform var(--ease)}
.c-tog.open .tog-ico{transform:rotate(180deg)}

/* Milestone */
.milestone{display:flex;flex-direction:column;align-items:center;margin-bottom:var(--s12);position:relative;z-index:2}
.m-badge{display:inline-flex;align-items:center;gap:var(--s3);font-family:var(--font-d);font-size:var(--text-xs);font-weight:900;text-transform:uppercase;letter-spacing:.15em;padding:var(--s2) var(--s5);border-radius:var(--r-full);background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;margin-bottom:var(--s6);box-shadow:0 4px 16px rgba(245,158,11,.35)}
.m-card{max-width:760px;width:100%;background:linear-gradient(135deg,var(--pri) 0%,#9B111E 100%);color:#fff;border-radius:var(--r-xl);padding:var(--s10) var(--s12);box-shadow:var(--sh-l);text-align:center;position:relative;overflow:hidden}
.m-card::before{content:"40";position:absolute;right:-20px;top:-30px;font-family:var(--font-d);font-size:200px;font-weight:900;color:rgba(255,255,255,.05);line-height:1;pointer-events:none;user-select:none}
.m-card h2{font-family:var(--font-d);font-size:var(--text-2xl);font-weight:900;letter-spacing:-.03em;margin-bottom:var(--s3);line-height:1.05}
.m-card .teaser{font-size:var(--text-base);color:rgba(255,255,255,.75);font-style:italic;margin-bottom:var(--s6)}
.m-card p{font-size:var(--text-base);color:rgba(255,255,255,.85);line-height:1.75;max-width:62ch;margin-inline:auto}

/* Era divider */
.era-div{display:flex;align-items:center;gap:var(--s4);margin:var(--s12) 0 var(--s8);position:relative;z-index:2}
.era-line{flex:1;height:1px;background:var(--div)}
.era-lbl{font-family:var(--font-d);font-size:var(--text-sm);font-weight:900;text-transform:uppercase;letter-spacing:.12em;color:var(--tx-f);white-space:nowrap}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin: 3rem;
    margin-left: 3rem; 
}

.footer-section h3 {
    color: var(--cp-blue);
   /* color: #1a96d4; */
    margin-bottom: 1rem;
}

.footer-section h4 {
    color: var(--cp-blue);
   /* color: white; */
    margin-bottom: 1rem;
}

.footer-section p {
    color: #94a3b8;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
    color: #94a3b8;
}

.footer-section ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--cp-blue);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: #9ca3af;
    margin: 0;
}

/* Scroll reveal */
@supports(animation-timeline:scroll()){
    .tl-card{opacity:0;clip-path:inset(8% 0 0 0);animation:cr linear both;animation-timeline:view();animation-range:entry 0% entry 80%}
    @keyframes cr{to{opacity:1;clip-path:inset(0% 0 0 0)}}
}

/* Mobile */
@media(max-width:768px){
    .era-nav{display:none}
    .hero h1{font-size:clamp(2rem,8vw,3.5rem)}
    .stat-div{display:none}
    .stats{gap:var(--s6)}
    .tl::before{left:24px}
    .tl-e{grid-template-columns:48px 1fr;margin-bottom:var(--s8)}
    .tl-e:nth-child(odd) .tl-card,.tl-e:nth-child(even) .tl-card{grid-column:2;grid-row:1;margin:0 0 0 var(--s3)}
    .tl-e:nth-child(odd) .tl-node,.tl-e:nth-child(even) .tl-node{grid-column:1;grid-row:1;padding-top:var(--s5)}
    .tl-e .tl-blank,.tl-e:nth-child(even) .tl-blank{display:none}
    .ybadge{font-size:.6rem;min-width:44px}
    .tl-card{padding:var(--s5)}
    .c-title{font-size:clamp(1.1rem,4vw,1.5rem)}
    .m-card{padding:var(--s8) var(--s6)}
    .m-card h2{font-size:clamp(1.5rem,5vw,2.5rem)}
    .main{padding:var(--s10) var(--s4)}
}
@media(max-width:480px){
    .hdr-in{padding:var(--s3) var(--s4)}
    .logo-sub{display:none}
    .tl::before{left:20px}
    .tl-e{grid-template-columns:40px 1fr}
    .dot{width:16px;height:16px}
}