:root{
  --ground:#0b0e14; --panel:#141a24; --panel-2:#1b2330; --ink:#eef2f8;
  --muted:#7d8798; --line:#262e3b; --signal:#ffd15a; --signal-ink:#0b0e14;
  --signal-dim:rgba(255,209,90,.13); --go:#57d38c;
  --display:'Archivo',system-ui,sans-serif;
  --body:'Manrope',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,'SF Mono',Menlo,monospace;
  --maxw:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--ground);color:var(--ink);font-family:var(--body);
  font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(120% 80% at 80% -10%, #131b2b 0%, rgba(19,27,43,0) 55%);
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
a{color:inherit;text-decoration:none}
.mono{font-family:var(--mono)}
.label{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
h1,h2,h3{font-family:var(--display);font-weight:900;text-wrap:balance;letter-spacing:-.01em;margin:0}
:focus-visible{outline:2px solid var(--signal);outline-offset:2px}

/* nav */
header.nav{position:sticky;top:0;z-index:20;backdrop-filter:blur(10px);
  background:rgba(11,14,20,.72);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:24px;height:64px}
.brand{font-family:var(--display);font-weight:900;font-size:20px;letter-spacing:.02em;display:flex;align-items:center;gap:8px}
.brand .tick{color:var(--signal)}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:14.5px;color:var(--muted);font-weight:600}
.nav-links a:hover{color:var(--ink)}
.btn{font-family:var(--body);font-weight:700;font-size:15px;border-radius:10px;
  padding:11px 18px;border:1px solid transparent;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:transform .12s ease, background .12s ease, border-color .12s}
.btn:hover{transform:translateY(-1px)}
.btn-signal{background:var(--signal);color:var(--signal-ink)}
.btn-signal:hover{background:#ffdd80}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--muted)}
.nav .btn{padding:9px 16px}
@media(max-width:820px){.nav-links{display:none}}

/* hero */
.hero{padding:76px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:10px;margin-bottom:22px}
.kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--go);box-shadow:0 0 0 4px rgba(87,211,140,.16)}
.hero h1{font-size:clamp(40px,6vw,68px);line-height:1.02}
.hero h1 em{font-style:normal;color:var(--signal)}
.hero p.lead{font-size:19px;color:#c3ccda;margin:22px 0 30px;max-width:34ch}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.cta-row .btn{padding:14px 22px;font-size:16px}
.trust{margin-top:26px;color:var(--muted);font-size:13.5px;display:flex;gap:18px;flex-wrap:wrap}
.trust b{color:var(--ink)}

/* board panel */
.board{background:linear-gradient(180deg,#151d29,#111722);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;box-shadow:0 30px 70px -30px rgba(0,0,0,.7)}
.board-top{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);background:#0f1521}
.board-city{font-family:var(--display);font-weight:800;letter-spacing:.06em}
.board-top .mono{font-size:12px;color:var(--muted)}
.row{display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;padding:14px 18px;border-bottom:1px solid rgba(38,46,59,.6)}
.row:last-child{border-bottom:0}
.row .tag{font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:3px 7px}
.row .name{font-weight:600}
.row .name small{display:block;color:var(--muted);font-weight:500;font-size:13px;font-family:var(--body)}
.row .eta{font-family:var(--mono);font-size:13px;color:#b9c2d0;font-variant-numeric:tabular-nums;text-align:right}
.row.next{background:var(--signal-dim)}
.row.next .tag{color:var(--signal-ink);background:var(--signal);border-color:var(--signal)}
.row.next .eta{color:var(--signal)}
.board-foot{padding:12px 18px;color:var(--muted);font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;display:flex;justify-content:space-between}
/* live app demo (hero) — same shell as .board, but wrapping the real app */
.demo{background:linear-gradient(180deg,#151d29,#111722);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;box-shadow:0 30px 70px -30px rgba(0,0,0,.7)}
.demo-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 18px;border-bottom:1px solid var(--line);background:#0f1521}
.demo-status{font-weight:600;letter-spacing:.04em;font-size:12px;color:#b9c2d0;
  display:inline-flex;align-items:center;gap:9px;line-height:1.4}
.demo-dot{width:7px;height:7px;border-radius:50%;background:var(--go);box-shadow:0 0 0 4px rgba(87,211,140,.16);flex:none}
.demo-bar .mono{font-size:11.5px;color:var(--muted);letter-spacing:.08em;white-space:nowrap}
.demo-screen{position:relative;height:min(560px,68vh);background:#0b0e14}
.demo-frame{width:100%;height:100%;border:0;display:block}
.demo-foot{display:flex;gap:12px;flex-wrap:wrap;padding:14px 18px;border-top:1px solid var(--line);background:#0f1521}
.demo-foot .btn{font-size:14.5px;padding:10px 16px}
.demo-fine{padding:0 18px 15px;margin:0;color:var(--muted);font-size:12.5px;line-height:1.5;background:#0f1521}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero{padding:52px 0 24px}
  .demo-screen{height:min(520px,70vh)}}

/* ticker */
.ticker{border-block:1px solid var(--line);margin-top:36px;overflow:hidden;background:#0c111a}
.ticker-in{display:flex;gap:0;white-space:nowrap;animation:slide 34s linear infinite}
@media(prefers-reduced-motion:reduce){.ticker-in{animation:none;flex-wrap:wrap;white-space:normal}}
.ticker span{font-family:var(--mono);font-size:13px;letter-spacing:.14em;color:var(--muted);padding:13px 26px;border-right:1px solid var(--line)}
.ticker span b{color:var(--signal);font-weight:600}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* feature/section blocks */
section.block{padding:76px 0}
.sec-head{max-width:60ch;margin-bottom:44px}
.sec-head h2{font-size:clamp(28px,4vw,40px);margin-top:12px;line-height:1.08}
.sec-head p{color:#c3ccda;margin:14px 0 0}
.feat{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px 26px 28px;position:relative;transition:border-color .15s, transform .15s}
.card:hover{border-color:#33405a;transform:translateY(-2px)}
.card .label{margin-bottom:16px;display:block}
.card h3{font-family:var(--display);font-weight:800;font-size:21px;letter-spacing:0}
.card p{color:#b3bccb;margin:10px 0 0;font-size:15.5px}
.card .pin{position:absolute;top:24px;right:24px;color:var(--signal);opacity:.85}
@media(max-width:720px){.feat{grid-template-columns:1fr}}

/* split forms */
.split{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.panel-lg{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:34px}
.panel-lg h2{font-size:26px;font-family:var(--display);font-weight:800}
.panel-lg p{color:#b3bccb;margin:12px 0 22px}
form{display:flex;flex-direction:column;gap:12px}
label.f{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:-4px}
input,textarea{width:100%;background:#0d131d;border:1px solid var(--line);border-radius:10px;
  color:var(--ink);font-family:var(--body);font-size:15px;padding:12px 14px}
input:focus,textarea:focus{outline:2px solid var(--signal);outline-offset:1px;border-color:var(--signal)}
input::placeholder,textarea::placeholder{color:#5c6675}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fine{color:var(--muted);font-size:12.5px;margin-top:6px}
.browse{margin-top:18px;color:var(--signal);font-weight:600;font-size:14.5px;display:inline-flex;gap:6px}
@media(max-width:820px){.split{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}}

/* how-to mode carousel */
.modes{margin-top:4px}
.mode-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.mode-tab{font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--muted);
  background:transparent;border:1px solid var(--line);border-radius:20px;padding:7px 14px;cursor:pointer;
  transition:color .15s, border-color .15s, background .15s}
.mode-tab:hover{color:var(--ink);border-color:var(--muted)}
.mode-tab.is-on{color:var(--signal-ink);background:var(--signal);border-color:var(--signal);font-weight:600}
.mode-tab:focus-visible{outline:2px solid var(--signal);outline-offset:2px}
.mode-panel p{margin:0 0 12px;font-size:15.5px}
.mode-panel p:last-child{margin-bottom:0}
.mode-why{color:var(--signal);font-weight:600;font-size:14.5px}
.mode-panel strong{color:var(--ink)}

/* shared trips */
.trip-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.trip-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px;display:block;transition:border-color .15s, transform .15s}
.trip-card:hover{border-color:#33405a;transform:translateY(-2px)}
.trip-card .label{display:block;margin-bottom:14px}
.trip-card h3{font-family:var(--display);font-weight:800;font-size:21px;letter-spacing:0}
.trip-card p{color:#b3bccb;margin:10px 0 16px;font-size:15.5px}
.trip-open{color:var(--signal);font-size:12.5px;letter-spacing:.06em}
.trip-empty{grid-column:1/-1;background:var(--panel);border:1px dashed var(--line);border-radius:14px;padding:34px;text-align:center}
.trip-empty p{color:#b3bccb;margin:0 0 20px}
@media(max-width:720px){.trip-list{grid-template-columns:1fr}}

/* articles index */
.post-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.post-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:26px;display:block;transition:border-color .15s, transform .15s}
.post-card:hover{border-color:#33405a;transform:translateY(-2px)}
.post-card .label{display:block;margin-bottom:14px}
.post-card h3{font-family:var(--display);font-weight:800;font-size:21px;letter-spacing:0}
.post-card p{color:#b3bccb;margin:10px 0 16px;font-size:15.5px}
.post-card .post-date{color:var(--muted);font-size:12.5px;letter-spacing:.06em}
.post-list .empty{grid-column:1/-1;color:var(--muted)}
@media(max-width:720px){.post-list{grid-template-columns:1fr}}

/* article page */
.article{padding:64px 0 84px}
.article-wrap{max-width:720px}
.back-link{color:var(--muted);font-family:var(--mono);font-size:13px;letter-spacing:.06em}
.back-link:hover{color:var(--ink)}
.article-kicker{margin:26px 0 14px;display:block}
.article-title{font-size:clamp(32px,5vw,46px);line-height:1.06}
.article-dek{font-size:20px;color:#c3ccda;margin:16px 0 0;line-height:1.5}
.article-meta{color:var(--muted);font-size:13px;letter-spacing:.06em;margin:16px 0 0}
.prose{margin-top:34px;font-size:18px;line-height:1.75;color:#d3dae4}
.prose > *{max-width:65ch}
.prose h2{font-family:var(--display);font-weight:800;font-size:26px;color:var(--ink);margin:44px 0 12px;letter-spacing:0}
.prose h3{font-family:var(--display);font-weight:700;font-size:20px;color:var(--ink);margin:32px 0 8px}
.prose p{margin:0 0 20px}
.prose a{color:var(--signal);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(255,209,90,.4)}
.prose a:hover{text-decoration-color:var(--signal)}
.prose ul,.prose ol{margin:0 0 20px;padding-left:22px}
.prose li{margin:6px 0}
.prose strong{color:var(--ink)}
.prose blockquote{margin:26px 0;padding:14px 22px;border-left:3px solid var(--signal);
  background:var(--signal-dim);border-radius:0 10px 10px 0;color:#e0e6ee}
.prose blockquote p:last-child{margin:0}
.prose code{font-family:var(--mono);font-size:.86em;background:#0d131d;border:1px solid var(--line);border-radius:6px;padding:2px 6px}
.prose img{max-width:100%;height:auto;border-radius:12px;border:1px solid var(--line)}
.prose hr{border:0;border-top:1px solid var(--line);margin:40px 0}
.article-cta{margin-top:40px}

/* the "open this itinerary" link that rides at the end of the summary */
.itinerary-link{color:var(--signal);white-space:nowrap;font-weight:600;font-size:16px;
  text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(255,209,90,.4)}
.itinerary-link:hover{text-decoration-color:var(--signal)}

/* photos in generated articles: credited stills and scroll-snap carousels */
.prose figure{margin:28px 0}
.prose figure img{display:block;width:100%;height:auto}
.prose figcaption{margin-top:10px;color:var(--muted);font-size:13.5px;line-height:1.5}
.prose figcaption a{color:var(--muted);text-decoration-color:rgba(255,255,255,.2)}
.prose figcaption a:hover{color:var(--ink)}
.wx-carousel{margin:28px 0;max-width:none}
.wx-track{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;
  scrollbar-width:thin;padding-bottom:10px;-webkit-overflow-scrolling:touch}
.wx-slide{flex:0 0 100%;scroll-snap-align:center;margin:0;min-width:0}
@media (min-width:700px){.wx-slide{flex-basis:66%}}
.wx-slide img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;display:block;
  border-radius:12px;border:1px solid var(--line);background:#0d131d}
.wx-nav{display:flex;align-items:center;gap:10px;margin-top:6px}
.wx-nav button{font:inherit;font-size:14px;line-height:1;padding:7px 13px;cursor:pointer;
  color:var(--muted);background:transparent;border:1px solid var(--line);border-radius:8px}
.wx-nav button:hover{color:var(--ink);border-color:var(--signal)}
.wx-count{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.06em}

/* pronunciation hint — hover on a pointer, tap-to-focus on touch */
.wx-say{border-bottom:1px dotted var(--muted);cursor:help;position:relative}
.wx-say::after{content:attr(data-say);position:absolute;left:50%;bottom:130%;
  transform:translateX(-50%);white-space:nowrap;font-family:var(--mono);font-size:12.5px;
  letter-spacing:.02em;padding:6px 10px;border-radius:8px;background:#0d131d;color:var(--ink);
  border:1px solid var(--line);opacity:0;pointer-events:none;transition:opacity .12s ease;z-index:5}
.wx-say:hover::after,.wx-say:focus::after{opacity:1}

/* footer */
footer{border-top:1px solid var(--line);margin-top:24px;padding:40px 0 60px;color:var(--muted);font-size:14px}
.foot-in{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:center}
.foot-links{display:flex;gap:22px;flex-wrap:wrap}
.foot-links a:hover{color:var(--ink)}

/* 404 */
.center-page{min-height:64vh;display:flex;align-items:center;justify-content:center;padding:40px 24px;text-align:center}
.center-page .card404{max-width:560px;width:100%}
.center-page .board{text-align:left;margin-bottom:34px}
.center-page .code{font-family:var(--display);font-weight:900;font-size:clamp(64px,16vw,120px);line-height:.9;letter-spacing:.02em;color:var(--signal);margin:0 0 6px}
.center-page h1{font-size:clamp(26px,5vw,36px)}
.center-page p{color:#c3ccda;font-size:17px;margin:14px auto 30px;max-width:42ch}
.center-page .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.center-page .board-row{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;font-family:var(--mono);font-size:14px;color:#b9c2d0;letter-spacing:.04em}
.center-page .board-row .flip{color:var(--muted)}

/* ── Article tags + filtering ── */
.article-filters{display:flex;flex-direction:column;gap:14px;margin:4px 0 30px}
.article-search{max-width:360px;background:var(--panel);border:1px solid var(--line);border-radius:10px;
  color:var(--ink);font-family:var(--body);font-size:15px;padding:11px 14px}
.article-search:focus{outline:2px solid var(--signal);outline-offset:1px;border-color:var(--signal)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag-btn{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--muted);
  background:transparent;border:1px solid var(--line);border-radius:20px;padding:6px 13px;cursor:pointer;
  transition:color .15s,border-color .15s,background .15s}
.tag-btn:hover{color:var(--ink);border-color:var(--muted)}
.tag-btn.on{background:var(--signal);color:var(--signal-ink);border-color:var(--signal);font-weight:700}
.post-tags{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 2px}
.chip{font-family:var(--mono);font-size:10.5px;letter-spacing:.05em;color:#b9c2d0;background:var(--panel-2);
  border:1px solid var(--line);border-radius:5px;padding:2px 8px;text-decoration:none}
a.chip:hover{border-color:var(--signal);color:var(--signal)}
.article-tags{margin:14px 0 22px}