/* ─────────────────────────────────────────────────────────
   santoshvarma.com — rich, promotional, AI architect
   ───────────────────────────────────────────────────────── */

:root{
  --bg: #07070a;
  --bg-2: #0d0d12;
  --ink: #f4efe6;
  --muted: #8a8478;
  --muted-2: #5a564f;
  --rule: rgba(244,239,230,.08);
  --rule-strong: rgba(244,239,230,.22);
  --accent: #d97757;
  --accent-2: #f6c89f;
  --accent-3: #ff9e7a;

  --serif: "Newsreader", Georgia, serif;
  --sans: "Geist", ui-sans-serif, -apple-system, system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, monospace;

  --page-pad: clamp(20px, 5vw, 80px);
  --max: 1380px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);}
html{ scroll-behavior: smooth; }
body{
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
a{color:inherit;text-decoration:none;}
::selection{ background: var(--accent); color: #111;}

/* shader background */
#bg{
  position:fixed;inset:0;width:100vw;height:100vh;
  z-index:-2; display:block;
  background: radial-gradient(ellipse at 30% 0%, rgba(217,119,87,.18), transparent 60%), var(--bg);
}
.grain{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  opacity:.05;mix-blend-mode:overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.6 0'/></filter><rect width='240' height='240' filter='url(%23n)'/></svg>");
}

/* ── side rail ─────────────────────────────────────── */
.rail{
  position: fixed; left: 14px; top: 50%;
  transform: translateY(-50%);
  z-index: 30;
  display:flex; flex-direction: column; align-items:center; gap: 14px;
  font-family: var(--mono);
  font-size: 9.5px;
  color: var(--muted);
  letter-spacing: .14em;
  text-transform: uppercase;
  pointer-events:none;
}
.rail-bar{
  width: 2px;
  height: 220px;
  background: var(--rule);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
}
.rail-bar span{
  position:absolute; left:0; right:0; top:0;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  height: 0%;
  transition: height .2s;
}
.rail-meta{
  display:flex; flex-direction: column; align-items: center; gap: 6px;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}
.rail-blip{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
.rail-meta .sep{ opacity: .4; }
@media (max-width: 1100px){ .rail{ display:none; } }

@keyframes pulse{ 0%,100%{opacity:.5;} 50%{opacity:1;} }

/* ── nav ───────────────────────────────────────────── */
.nav{
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px var(--page-pad);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: linear-gradient(180deg, rgba(7,7,10,.7), rgba(7,7,10,.25));
  border-bottom: 1px solid var(--rule);
}
.brand{ display:flex; align-items:center; gap: 12px; font-family: var(--serif); }
.brand-mark{
  position: relative;
  width: 36px; height: 36px;
  display:flex;align-items:center;justify-content:center;
  font-size: 17px; line-height: 1;
}
.mk-letter{
  position: relative; z-index: 2;
  font-family: var(--serif);
}
.mk-letter i{ font-style: italic; color: var(--accent); margin-left: -1px;}
.mk-ring{
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 1px solid var(--rule-strong);
  background: rgba(255,255,255,.02);
}
.mk-ring::before{
  content:""; position: absolute; inset: -3px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  opacity: .35;
  animation: ring 3.6s ease-in-out infinite;
}
@keyframes ring{
  0%,100%{ transform: scale(1); opacity:.35; }
  50%{ transform: scale(1.12); opacity:0; }
}
.brand-name{ font-size: 15.5px; letter-spacing: -.005em; }
.brand-name i{ color: var(--muted); font-style: normal; font-family: var(--mono); font-size: 11.5px; margin-left: 6px;}
@media (max-width: 680px){ .brand-name i{ display:none;} }

.nav-links{ display:flex; align-items:center; gap: 22px; font-family: var(--mono); font-size: 12px;}
.nav-links a{ color: var(--muted); transition: color .2s; display:inline-flex; align-items:baseline; gap: 6px;}
.nav-links a i{ color: var(--muted-2); font-style: normal; font-size: 10px;}
.nav-links a:hover{ color: var(--ink); }
.nav-links a:hover i{ color: var(--accent); }
.nav-links a.cta{
  color: var(--ink);
  border: 1px solid var(--accent);
  padding: 8px 14px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 12%, transparent);
}
.nav-links a.cta:hover{ background: var(--accent); color: #1a0e08;}
.nav-toggle{ display:none; }

/* ── hero ──────────────────────────────────────────── */
.hero{
  position: relative;
  padding: clamp(60px, 12vh, 120px) var(--page-pad) clamp(80px, 14vh, 140px);
  max-width: var(--max);
  margin: 0 auto;
  min-height: 92vh;
  display:flex; flex-direction:column; justify-content: center;
  gap: 32px;
}
.hero-meta{
  display:flex; align-items:center; gap: 12px; flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.hero-meta b{ color: var(--ink); font-weight: 500;}
.hero-meta .sep{ opacity: .4; }
.hero-meta .dot{
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}

.hero-title{
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(56px, 11vw, 188px);
  line-height: .9;
  letter-spacing: -0.035em;
  margin: 0;
  color: var(--ink);
  text-wrap: balance;
  max-width: 14ch;
}
.hero-title .line{ display:block; overflow:hidden; }
.hero-title .wd{ display:inline-block; will-change: transform; }
.hero-title .it{ font-style: italic; color: var(--accent); font-weight: 300;}

.hero-title .wd{ transform: translateY(110%); }
body.loaded .hero-title .wd{
  transform: translateY(0);
  transition: transform 1.2s cubic-bezier(.2,.7,.05,1);
}
body.loaded .hero-title .line:nth-child(2) .wd{ transition-delay: .08s; }
body.loaded .hero-title .line:nth-child(3) .wd{ transition-delay: .16s; }

/* hero stats strip */
.hero-strip{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 22px 0;
  margin-top: 10px;
  opacity: 0; transform: translateY(20px);
}
body.loaded .hero-strip{
  opacity: 1; transform: none;
  transition: opacity 1s ease .45s, transform 1s ease .45s;
}
.strip-item{
  display:flex; flex-direction:column; gap: 6px;
  padding: 0 22px;
  border-left: 1px solid var(--rule);
  position: relative;
}
.strip-item:first-child{ padding-left: 0; border-left: 0; }
.strip-item .num{
  font-family: var(--serif);
  font-size: clamp(36px, 4.4vw, 64px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--accent);
  font-weight: 400;
}
.strip-item .num i{
  font-style: normal;
  font-size: .55em;
  vertical-align: super;
  color: var(--accent-2);
  margin-left: 2px;
}
.strip-item .lbl{
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--muted);
  letter-spacing: .06em;
  text-transform: uppercase;
  line-height: 1.4;
}
@media (max-width: 800px){
  .hero-strip{ grid-template-columns: repeat(2, 1fr); gap: 18px 0;}
  .strip-item{ border-left: 0; padding: 0; }
}

.hero-sub{
  font-family: var(--serif);
  font-size: clamp(19px, 1.7vw, 26px);
  line-height: 1.4;
  color: var(--ink);
  max-width: 56ch;
  margin: 0;
  opacity: 0; transform: translateY(20px);
}
body.loaded .hero-sub{
  opacity: 1; transform: none;
  transition: opacity 1s ease .65s, transform 1s ease .65s;
}

.hero-cta{
  display:flex; gap: 12px; align-items:center; flex-wrap: wrap;
  opacity: 0; transform: translateY(20px);
}
body.loaded .hero-cta{
  opacity: 1; transform: none;
  transition: opacity 1s ease .85s, transform 1s ease .85s;
}
.btn{
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 20px;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  text-transform: uppercase;
  border: 1px solid var(--rule-strong);
  cursor: pointer;
  transition: all .25s;
  background: transparent; color: var(--ink);
  font-weight: 500;
}
.btn.primary{
  background: var(--accent); color: #1a0e08;
  border-color: var(--accent);
  box-shadow: 0 0 0 0 var(--accent), 0 8px 28px -10px var(--accent);
}
.btn.primary:hover{
  background: var(--accent-2); border-color: var(--accent-2);
  transform: translateY(-1px);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 25%, transparent), 0 14px 34px -10px var(--accent);
}
.btn.ghost:hover{ border-color: var(--ink); }
.btn.link{
  border: 0; padding: 13px 12px; opacity: .7;
  text-decoration: underline; text-underline-offset: 4px;
  text-decoration-color: var(--rule-strong);
}
.btn.link:hover{ opacity: 1; text-decoration-color: var(--accent);}
.btn.big{ padding: 16px 24px; font-size: 13px; }

.scroll-hint{
  position: absolute;
  bottom: 24px; left: 50%; transform: translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap: 6px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: .14em;
  text-transform: uppercase;
  animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob{ 0%,100%{ transform: translate(-50%, 0);} 50%{ transform: translate(-50%, 6px);} }

/* ── marquee ───────────────────────────────────────── */
.marquee{
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 16px 0;
  overflow: hidden;
  background: color-mix(in oklab, var(--accent) 4%, transparent);
}
.marquee-track{
  display: flex; align-items: center; gap: 26px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  letter-spacing: .06em;
  text-transform: uppercase;
  white-space: nowrap;
  width: max-content;
  animation: scroll 50s linear infinite;
}
.marquee-track i{
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
}
@keyframes scroll{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}

/* ── shared section ────────────────────────────────── */
section{
  max-width: var(--max);
  margin: 0 auto;
  padding: clamp(70px, 13vh, 150px) var(--page-pad);
  position: relative;
}
.section-eyebrow{
  display:flex; align-items: baseline; gap: 14px;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 28px;
}
.section-eyebrow .num{
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 3px 9px;
  font-size: 10.5px;
}
.section-h{
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(44px, 6.4vw, 96px);
  line-height: .95;
  letter-spacing: -.025em;
  margin: 0 0 60px;
  text-wrap: balance;
  max-width: 18ch;
}
.section-h em{ color: var(--accent); font-style: italic; }

/* ── capabilities ──────────────────────────────────── */
.cap-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.cap{
  border: 1px solid var(--rule);
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.005));
  overflow: hidden;
  transition: border-color .35s, transform .35s;
  position: relative;
}
.cap::after{
  content:""; position:absolute; inset: -1px;
  border-radius: 18px;
  background: radial-gradient(400px 200px at var(--mx,30%) var(--my,30%), rgba(217,119,87,.12), transparent 70%);
  opacity: 0;
  transition: opacity .35s;
  pointer-events:none;
}
.cap:hover{ border-color: var(--rule-strong); transform: translateY(-2px); }
.cap:hover::after{ opacity: 1; }
.cap-art{
  height: 140px;
  border-bottom: 1px solid var(--rule);
  background: radial-gradient(ellipse at 50% 100%, rgba(217,119,87,.1), transparent 70%);
  display:flex; align-items:center; justify-content:center;
  overflow: hidden;
}
.cap-art svg{ width: 100%; height: 100%; display:block;}
.cap-body{ padding: 26px 30px 32px; }
.cap-tag{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .12em;
  margin-bottom: 10px;
}
.cap h3{
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(26px, 2.8vw, 36px);
  letter-spacing: -.015em;
  line-height: 1.05;
  margin: 0 0 12px;
}
.cap p{
  font-size: 15px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0 0 18px;
  text-wrap: pretty;
}
.cap-stack{
  list-style:none; padding:0; margin: 0;
  display:flex; flex-direction:column; gap: 6px;
  border-top: 1px solid var(--rule);
  padding-top: 16px;
}
.cap-stack li{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink);
  display:flex; align-items:center; gap: 10px;
}
.cap-stack li::before{
  content:""; width: 4px; height: 4px;
  background: var(--accent); border-radius: 50%;
}
@media (max-width: 800px){
  .cap-grid{ grid-template-columns: 1fr; }
}

/* ── systems ───────────────────────────────────────── */
.sys-list{ display:flex; flex-direction:column; gap: 22px; }
.sys{
  border: 1px solid var(--rule);
  border-radius: 22px;
  padding: 36px 40px 40px;
  background: linear-gradient(180deg, rgba(255,255,255,.022), transparent 80%);
  position: relative;
  overflow: hidden;
  transition: border-color .35s, transform .35s;
}
.sys::before{
  content:""; position:absolute; left:0; top:0; bottom:0;
  width: 3px;
  background: linear-gradient(180deg, var(--c), transparent);
  opacity: .8;
}
.sys::after{
  content:""; position:absolute; right: -60px; top: -60px;
  width: 220px; height: 220px; border-radius: 50%;
  background: radial-gradient(circle, color-mix(in oklab, var(--c) 25%, transparent), transparent 60%);
  filter: blur(40px);
  opacity: .8;
  pointer-events:none;
}
.sys:hover{ border-color: var(--rule-strong); }
.sys-head{
  display:grid;
  grid-template-columns: 60px 1fr auto;
  gap: 18px;
  align-items: baseline;
  padding-bottom: 24px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--rule);
}
.sys-no{
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--c);
  letter-spacing: .1em;
}
.sys-head h3{
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(28px, 3.6vw, 46px);
  letter-spacing: -.022em;
  line-height: 1.05;
  margin: 0;
  text-wrap: balance;
}
.sys-head h3 em{ color: var(--c); font-style: italic; font-weight: 300; }
.sys-where{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  text-align: right;
}
.sys-body{
  display:grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 32px;
}
.sys-card{}
.sys-card-h{
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--c);
  margin-bottom: 10px;
  display:block;
}
.sys-card p{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--ink);
  text-wrap: pretty;
}
.sys-card ul{
  list-style: none; padding: 0; margin: 0;
  display:flex; flex-direction: column; gap: 6px;
}
.sys-card ul li{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink);
  padding-left: 14px;
  position: relative;
}
.sys-card ul li::before{
  content:""; position:absolute; left: 0; top: .65em;
  width: 8px; height: 1px;
  background: var(--c);
}
@media (max-width: 900px){
  .sys-head{ grid-template-columns: 1fr; gap: 8px;}
  .sys-where{ text-align: left;}
  .sys-body{ grid-template-columns: 1fr; gap: 22px; }
}

/* ── ask / RAG demo ────────────────────────────────── */
.ask{ }
.ask-sub{
  font-family: var(--serif);
  font-size: clamp(17px, 1.4vw, 21px);
  color: var(--muted);
  max-width: 62ch;
  margin: -40px 0 36px;
}
.ask-card{
  border: 1px solid var(--rule-strong);
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(217,119,87,.06), rgba(217,119,87,.01)),
    rgba(7,7,10,.55);
  backdrop-filter: blur(14px);
  padding: 28px;
  box-shadow: 0 30px 80px -30px rgba(217,119,87,.25);
}
.ask-prompts{
  display:flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 18px;
}
.ask-chip{
  background: rgba(255,255,255,.04);
  border: 1px solid var(--rule);
  color: var(--ink);
  font: 500 12.5px/1.3 var(--sans);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all .2s;
}
.ask-chip:hover{
  border-color: var(--accent);
  background: color-mix(in oklab, var(--accent) 14%, transparent);
}
.ask-input{
  display:flex; align-items:center; gap: 10px;
  border: 1px solid var(--rule-strong);
  background: rgba(0,0,0,.4);
  border-radius: 14px;
  padding: 4px 4px 4px 16px;
  margin-bottom: 18px;
}
.ask-input:focus-within{
  border-color: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--accent) 18%, transparent);
}
.ask-prompt-glyph{
  font-family: var(--mono);
  font-size: 16px;
  color: var(--accent);
  line-height: 1;
}
.ask-input input{
  flex:1; background: transparent; border: 0; outline: none;
  color: var(--ink);
  font: 400 15px/1.4 var(--sans);
  padding: 14px 6px;
}
.ask-input input::placeholder{ color: var(--muted); }
.ask-send{ padding: 11px 16px; font-size: 11.5px;}
.ask-thread{
  border-top: 1px solid var(--rule);
  padding-top: 18px;
  display:flex; flex-direction:column; gap: 16px;
  min-height: 120px;
}
.ask-empty{
  display:flex; align-items:center; gap: 10px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .04em;
}
.ask-blip{
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
.ask-msg{
  display:flex; gap: 12px; align-items: flex-start;
}
.ask-msg-role{
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .12em;
  padding: 4px 8px;
  border-radius: 6px;
  flex-shrink: 0;
  margin-top: 2px;
  min-width: 56px;
  text-align: center;
}
.ask-msg.user .ask-msg-role{ background: rgba(255,255,255,.06); color: var(--muted);}
.ask-msg.bot .ask-msg-role{ background: color-mix(in oklab, var(--accent) 20%, transparent); color: var(--accent);}
.ask-msg-text{
  font-size: 15px;
  line-height: 1.55;
  color: var(--ink);
  flex: 1;
}
.ask-msg.bot .ask-msg-text::after{
  content:"▍";
  color: var(--accent);
  opacity: 0;
  margin-left: 2px;
}
.ask-msg.bot.streaming .ask-msg-text::after{ opacity: 1; animation: blink 1s steps(1) infinite;}
@keyframes blink{ 50%{ opacity: 0; } }
.ask-meta{
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--muted-2);
  letter-spacing: .06em;
  text-transform: uppercase;
  display:flex; gap: 8px; flex-wrap: wrap;
}
.ask-meta .sep{ opacity: .4; }

/* ── principles ────────────────────────────────────── */
.principles{
  list-style: none; padding: 0; margin: 0;
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--rule);
}
.principles li{
  padding: 32px 30px 32px 0;
  border-bottom: 1px solid var(--rule);
  position: relative;
  display:grid;
  grid-template-columns: 36px 1fr;
  gap: 16px;
  align-items: baseline;
  transition: background .3s;
}
.principles li:nth-child(odd){ padding-right: 30px; border-right: 1px solid var(--rule);}
.principles li:nth-child(even){ padding-left: 30px; }
.principles li:hover{ background: color-mix(in oklab, var(--accent) 4%, transparent);}
.pr-no{
  font-family: var(--serif);
  font-style: italic;
  font-size: 22px;
  color: var(--accent);
  font-weight: 300;
}
.principles h4{
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(20px, 1.9vw, 26px);
  letter-spacing: -.015em;
  margin: 0 0 8px;
  line-height: 1.2;
  text-wrap: balance;
}
.principles p{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--muted);
  grid-column: 2;
  text-wrap: pretty;
}
@media (max-width: 800px){
  .principles{ grid-template-columns: 1fr; }
  .principles li:nth-child(odd){ border-right: 0;}
  .principles li:nth-child(even){ padding-left: 0;}
}

/* ── story / timeline ──────────────────────────────── */
.timeline{
  position: relative;
  padding-left: 100px;
}
.t-rail{
  position: absolute;
  left: 80px; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), var(--rule) 30%, var(--rule));
}
.t-item{
  display:grid;
  grid-template-columns: 80px 1fr;
  gap: 36px;
  padding-bottom: 44px;
  position: relative;
}
.t-item .t-when{
  margin-left: -100px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  text-align: right;
  width: 70px;
  line-height: 1.5;
}
.t-item.current .t-when{ color: var(--accent);}
.t-dot{
  position: absolute;
  left: -23px; top: 6px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--rule-strong);
  z-index: 1;
}
.t-item.current .t-dot{
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 16px var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
.t-tag{
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--accent);
  letter-spacing: .12em;
  text-transform: uppercase;
  display:block;
  margin-bottom: 6px;
}
.t-body h4{
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(22px, 2.4vw, 32px);
  letter-spacing: -.018em;
  margin: 0 0 8px;
  line-height: 1.1;
}
.t-body p{
  margin: 0;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.55;
  max-width: 60ch;
  text-wrap: pretty;
}
@media (max-width: 700px){
  .timeline{ padding-left: 30px;}
  .t-rail{ left: 10px;}
  .t-item{ grid-template-columns: 1fr; gap: 6px; padding-bottom: 36px;}
  .t-item .t-when{
    margin-left: 0; text-align: left; width: auto;
  }
  .t-dot{ left: -25px;}
}

/* ── quote ─────────────────────────────────────────── */
.quote{
  text-align: center;
  padding: clamp(70px, 12vh, 130px) var(--page-pad);
  position: relative;
}
.quote-mark{
  font-family: var(--serif);
  font-size: clamp(160px, 22vw, 320px);
  line-height: .5;
  color: var(--accent);
  opacity: .15;
  margin-bottom: 30px;
  height: 100px;
}
.quote blockquote{
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(32px, 4.4vw, 64px);
  line-height: 1.12;
  letter-spacing: -.022em;
  margin: 0 auto;
  max-width: 22ch;
  color: var(--ink);
  text-wrap: balance;
}
.quote blockquote em{ color: var(--accent); font-style: italic; }
.quote cite{
  display: block;
  margin-top: 32px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: .14em;
  text-transform: uppercase;
  font-style: normal;
}

/* ── footer ────────────────────────────────────────── */
.foot{
  border-top: 1px solid var(--rule);
  margin-top: clamp(60px, 10vh, 100px);
  padding: clamp(80px, 14vh, 140px) var(--page-pad) 30px;
  max-width: var(--max);
  margin-left: auto; margin-right: auto;
  position: relative;
}
.foot::before{
  content:""; position:absolute; left:50%; top:0;
  transform: translate(-50%, -50%);
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 24px var(--accent);
}
.foot-grid{
  display:grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 80px;
}
.foot-cta h2{
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(46px, 7vw, 96px);
  line-height: .95;
  letter-spacing: -.025em;
  margin: 0 0 22px;
  text-wrap: balance;
}
.foot-cta h2 em{ color: var(--accent); font-style: italic;}
.foot-sub{
  font-family: var(--serif);
  font-size: clamp(17px, 1.4vw, 21px);
  color: var(--muted);
  max-width: 50ch;
  margin: 0 0 32px;
}
.foot-actions{ display:flex; gap: 12px; flex-wrap: wrap;}

.foot-meta{ display:flex; flex-direction:column; gap: 32px; padding-top: 12px;}
.foot-meta .lbl{
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--accent);
  display:block;
  margin-bottom: 10px;
}
.foot-meta ul{ list-style: none; padding: 0; margin: 0; display:flex; flex-direction:column; gap: 6px; font-size: 14px;}
.foot-meta a{ color: var(--ink); border-bottom: 1px solid var(--rule); transition: color .2s, border-color .2s;}
.foot-meta a:hover{ color: var(--accent); border-color: var(--accent);}
.foot-meta p{ font-size: 13.5px; color: var(--muted); margin: 0; line-height: 1.5;}

.foot-base{
  margin-top: 80px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display:flex; align-items:center; gap: 12px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.foot-base .sep{ opacity: .4; }
.foot-base .rule{ flex: 1; height: 1px; background: var(--rule); margin: 0 8px;}

@media (max-width: 900px){
  .foot-grid{ grid-template-columns: 1fr; gap: 50px;}
}

/* ── reveal-on-scroll ─────────────────────────────── */
.reveal{
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .9s ease, transform .9s ease;
}
.reveal.in{ opacity: 1; transform: none; }

/* ── responsive nav ───────────────────────────────── */
@media (max-width: 980px){
  .nav-links{ display:none; gap:18px; }
  .nav-links.open{
    display:flex; flex-direction:column;
    position:fixed; inset: 64px 0 0 0;
    background: var(--bg);
    padding: 32px var(--page-pad);
    border-top: 1px solid var(--rule);
    align-items: flex-start;
    font-size: 18px;
  }
  .nav-links.open a{ font-size: 18px;}
  .nav-toggle{
    display:flex; flex-direction:column; gap: 5px;
    background:transparent;border:0; padding:8px; cursor:pointer;
  }
  .nav-toggle span{ width: 22px; height: 1px; background: var(--ink);}
}