*{box-sizing:border-box}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--marigold);outline-offset:3px}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

:root{--board:#e4ded2;--paper:#fbf8f2;--stubpaper:#f4efe4;--ink:#22292b;--steel:#5a6967;
--marigold:#f2bd50;--rule:#d5cec2;--dim:#7c7568;--bad:#a8452b;--good:#2f6b4f}
body{margin:0;background:var(--board);color:var(--ink);
font-family:Archivo,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;
min-height:100svh;display:flex;flex-direction:column;
padding:clamp(.9rem,4vh,2.4rem) clamp(.9rem,4vw,3rem);
background-image:radial-gradient(rgba(34,41,43,.05) 1px,transparent 1px);background-size:5px 5px}
.sheet{margin:auto;width:min(1020px,100%);display:grid;gap:clamp(1rem,2.4vw,1.6rem)}

/* ── the ticket ─────────────────────────────────────────────────── */
.pass{background:var(--paper);position:relative;box-shadow:0 24px 54px rgba(34,41,43,.18);
display:grid;grid-template-columns:1fr;grid-template-areas:"shot" "main" "stub";
animation:in .8s cubic-bezier(.2,1,.3,1) both}
@keyframes in{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@media(min-width:880px){.pass{grid-template-columns:1fr 320px;grid-template-rows:1fr auto;
grid-template-areas:"main shot" "main stub"}}
.shot{grid-area:shot;position:relative;overflow:hidden;background:#cfc6b8}
.shot img{width:100%;height:100%;object-fit:cover;object-position:54% 0%}
@media(max-width:879px){.shot{aspect-ratio:5/4}}
@media(min-width:880px){.shot{min-height:310px}}
.main{grid-area:main;padding:clamp(1.5rem,3.6vw,3rem);position:relative;
display:flex;flex-direction:column;justify-content:center}
.main::before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:var(--marigold)}
.top{display:flex;justify-content:space-between;align-items:center;gap:.6rem;flex-wrap:wrap;
border-bottom:2px solid var(--ink);padding-bottom:.85rem}
.brand{font-weight:700;font-size:.66rem;letter-spacing:.26em;text-transform:uppercase;color:var(--steel)}
.ref{font-family:"IBM Plex Mono",monospace;font-size:.66rem;color:var(--dim);letter-spacing:.06em}
h1{font-weight:600;font-size:clamp(1.75rem,5.4vw,3.2rem);margin:1.1rem 0 .35rem;
letter-spacing:-.03em;line-height:1.05}
.sub{margin:0;font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.14em;
text-transform:uppercase;color:var(--steel)}
.route{display:grid;grid-template-columns:auto 1fr auto;align-items:center;
gap:clamp(.6rem,2vw,1.4rem);margin:1.5rem 0;padding:1.2rem 0;border-block:1px dashed var(--rule)}
.pt b{display:block;font-weight:700;font-size:clamp(1.6rem,7vw,2.4rem);line-height:1;
letter-spacing:-.02em;color:var(--steel)}
.pt span{display:block;margin-top:.3rem;font-family:"IBM Plex Mono",monospace;font-size:.56rem;
letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.pt.r{text-align:right}
/* Two origins, one destination — she flies from Chennai, he from Bangalore.
   Stacked rather than set inline: "BLR + MAA" on one line forces the codes down
   to fit a 320px screen, and these are the loudest type on the ticket. */
.pt.origins{display:grid;gap:.55rem}
.pt.origins b{font-size:clamp(1.3rem,5.4vw,1.9rem)}
.route{align-items:center}
.leg{position:relative;height:1px;background:repeating-linear-gradient(90deg,
var(--rule) 0 5px,transparent 5px 10px)}
.leg i{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:var(--paper);
padding:0 .7rem;font-style:normal;color:var(--steel);
font-size:clamp(2.2rem,4.6vw,3rem);line-height:1}
/* three values of very different lengths: size the columns to content and
   spread them, or equal columns force '19 Oct 2026' onto two lines below ~430px */
/* two fields: group them rather than spreading to the edges, which left a
   sparse gap across the width */
.fields{display:grid;grid-template-columns:repeat(2,auto);justify-content:start;
gap:1.15rem clamp(2rem,8vw,5rem)}
.fields dt{font-family:"IBM Plex Mono",monospace;font-size:.58rem;letter-spacing:.13em;
text-transform:uppercase;color:var(--dim);margin-bottom:.3rem}
/* the value holds one line; the sublabel beneath it is what wraps, otherwise
   'Yacht, four hours' sets the column width and squeezes the date */
.fields dd{margin:0;font-weight:600;font-size:clamp(1rem,3.4vw,1.14rem);letter-spacing:-.01em;
white-space:nowrap}
.fields dd small{display:block;font-weight:400;font-size:.72rem;color:var(--dim);margin-top:.16rem;white-space:normal}
.note{margin:1.5rem 0 0;font-size:.87rem;line-height:1.72;color:#4d5658;max-width:56ch}
.act{margin-top:1.5rem;display:flex;gap:.9rem;align-items:center;flex-wrap:wrap}
.rsvp{display:inline-block;background:var(--ink);color:var(--paper);text-decoration:none;
padding:.95rem 2.1rem;font-weight:700;font-size:.7rem;letter-spacing:.2em;
text-transform:uppercase;transition:.16s;border:0;cursor:pointer;font-family:inherit}
.rsvp:hover{background:var(--marigold);color:var(--ink)}
.by{font-family:"IBM Plex Mono",monospace;font-size:.66rem;color:var(--dim)}
@media(max-width:479px){.rsvp{flex:1;text-align:center;padding:1rem}}
.stub{grid-area:stub;background:var(--stubpaper);position:relative;
padding:1.15rem clamp(1.15rem,4vw,1.3rem) 1.3rem;display:grid;gap:.9rem}
.k{font-family:"IBM Plex Mono",monospace;font-size:.56rem;letter-spacing:.15em;
text-transform:uppercase;color:var(--dim)}
.v{font-weight:600;font-size:1rem;margin-top:.22rem}
.bars{height:44px;background:repeating-linear-gradient(90deg,var(--ink) 0 2px,transparent 2px 4px,
var(--ink) 4px 5px,transparent 5px 9px,var(--ink) 9px 12px,transparent 12px 14px)}
@media(min-width:880px){.shot,.stub{border-left:2px dashed var(--rule)}}
@media(max-width:879px){.stub{border-top:2px dashed var(--rule)}}

/* ── the reply card ─────────────────────────────────────────────── */
.card{background:var(--paper);box-shadow:0 20px 44px rgba(34,41,43,.14);
padding:clamp(1.5rem,3.6vw,2.6rem);position:relative}
.card::before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:var(--steel)}
.card h2{margin:0;font-weight:700;font-size:.66rem;letter-spacing:.26em;
text-transform:uppercase;color:var(--steel)}
.card .lede{margin:.9rem 0 0;font-size:1.02rem;line-height:1.6;max-width:48ch}
.grid{display:grid;grid-template-columns:1fr;gap:1.1rem;margin-top:1.6rem}
@media(min-width:640px){.grid{grid-template-columns:1fr 1fr}}
label{display:block}
.lab{display:block;font-family:"IBM Plex Mono",monospace;font-size:.58rem;letter-spacing:.14em;
text-transform:uppercase;color:var(--dim);margin-bottom:.42rem}
.lab .req{color:var(--marigold)}
input[type=text],input[type=email],input[type=tel],textarea,select{
width:100%;font-family:inherit;font-size:1rem;color:var(--ink);background:#fff;
border:1px solid var(--rule);border-radius:0;padding:.78rem .85rem;transition:.14s}
input:focus,textarea:focus,select:focus{border-color:var(--steel);outline:none;
box-shadow:0 0 0 3px rgba(90,105,103,.14)}
textarea{min-height:96px;resize:vertical;line-height:1.55}
.wide{grid-column:1/-1}
.choice{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.choice input{position:absolute;opacity:0;pointer-events:none}
.choice span{display:block;text-align:center;padding:1rem .6rem;border:1px solid var(--rule);
background:#fff;font-weight:600;font-size:.94rem;cursor:pointer;transition:.14s}
.choice label{position:relative}
.choice input:focus-visible + span{outline:2px solid var(--marigold);outline-offset:2px}
.choice input:checked + span{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.choice .no input:checked + span{background:var(--steel);border-color:var(--steel)}
form:has(#no:checked) .party{display:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.sub-row{margin-top:1.7rem;display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.alert{margin-top:1.2rem;padding:.85rem 1rem;border-left:3px solid var(--bad);
background:#f7ece8;font-size:.9rem;color:#7d3722}
.done{border-left-color:var(--good);background:#eaf2ed;color:#245741}
.closed{margin-top:1.2rem;font-size:.95rem;color:var(--steel)}

/* ── admin ──────────────────────────────────────────────────────── */
.bar{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;
margin-bottom:1.2rem}
.bar h1{margin:0;font-size:1.5rem;letter-spacing:-.02em}
.tabs{display:flex;gap:.4rem;flex-wrap:wrap}
.tabs a{text-decoration:none;font-family:"IBM Plex Mono",monospace;font-size:.66rem;
letter-spacing:.1em;text-transform:uppercase;padding:.45rem .8rem;border:1px solid var(--rule);
background:var(--paper);color:var(--dim)}
.tabs a.on{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.tally{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:1px;
background:var(--rule);border:1px solid var(--rule);margin-bottom:1.2rem}
.tally div{background:var(--paper);padding:1rem 1.1rem}
.tally b{display:block;font-size:1.8rem;font-weight:700;letter-spacing:-.03em;line-height:1}
.tally span{display:block;margin-top:.35rem;font-family:"IBM Plex Mono",monospace;
font-size:.56rem;letter-spacing:.16em;text-transform:uppercase;color:var(--dim)}
.tbl{width:100%;border-collapse:collapse;background:var(--paper);font-size:.9rem;
box-shadow:0 14px 34px rgba(34,41,43,.1)}
.tbl th{text-align:left;font-family:"IBM Plex Mono",monospace;font-size:.56rem;
letter-spacing:.16em;text-transform:uppercase;color:var(--dim);font-weight:400;
padding:.85rem .9rem;border-bottom:2px solid var(--ink)}
.tbl td{padding:.85rem .9rem;border-bottom:1px solid var(--rule);vertical-align:top}
.tbl tr:last-child td{border-bottom:0}
.pill{display:inline-block;padding:.2rem .55rem;font-family:"IBM Plex Mono",monospace;
font-size:.6rem;letter-spacing:.1em;text-transform:uppercase}
.pill.y{background:#e4efe8;color:var(--good)}
.pill.n{background:#f6ece9;color:var(--bad)}
.mini{font-family:inherit;font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;
background:none;border:1px solid var(--rule);color:var(--dim);padding:.35rem .6rem;cursor:pointer}
.mini:hover{border-color:var(--bad);color:var(--bad)}
.empty{padding:2.4rem 1rem;text-align:center;color:var(--dim);background:var(--paper)}
.wrapt{overflow-x:auto}
.login{margin:auto;width:min(400px,100%);background:var(--paper);padding:2.2rem;
box-shadow:0 20px 44px rgba(34,41,43,.16)}
.foot{margin-top:1.4rem;text-align:center;font-family:"IBM Plex Mono",monospace;
font-size:.62rem;color:var(--dim)}
.foot a{color:var(--dim)}

/* ── the reveal ─────────────────────────────────────────────────────
   The reply panel is a disclosure. Without JS the .js class is never set,
   the panel stays visible and the RSVP button is an anchor to it. */
.js .reply{display:none;opacity:0;transform:translateY(22px) scale(.985);
transition:opacity .42s ease, transform .52s cubic-bezier(.2,1,.3,1),
           display .52s allow-discrete}
.js .reply.open{display:block;opacity:1;transform:none}
@starting-style{.js .reply.open{opacity:0;transform:translateY(22px) scale(.985)}}

/* the fields arrive after the panel, in reading order */
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.js .reply.open h2,
.js .reply.open .lede,
.js .reply.open .alert,
.js .reply.open .grid > *,
.js .reply.open .sub-row{animation:rise .5s cubic-bezier(.2,1,.3,1) both}
.js .reply.open h2{animation-delay:.10s}
.js .reply.open .lede,
.js .reply.open .alert{animation-delay:.16s}
.js .reply.open .grid > *:nth-child(1){animation-delay:.22s}
.js .reply.open .grid > *:nth-child(2){animation-delay:.27s}
.js .reply.open .grid > *:nth-child(3){animation-delay:.32s}
.js .reply.open .grid > *:nth-child(4){animation-delay:.37s}
.js .reply.open .grid > *:nth-child(5){animation-delay:.42s}
.js .reply.open .grid > *:nth-child(6){animation-delay:.47s}
.js .reply.open .sub-row{animation-delay:.54s}

/* the button that opens it, and the one that sends */
.rsvp{transform:translateY(0);transition:background .16s,color .16s,transform .12s}
.rsvp:active{transform:translateY(1px)}
#open[aria-expanded="true"]{background:var(--steel)}
button.rsvp.sending{background:var(--steel);color:var(--paper);cursor:progress}
button.rsvp.sending::after{content:"";display:inline-block;width:.55em;height:.55em;
margin-left:.7em;border-radius:50%;background:currentColor;
animation:blink .9s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:.25}50%{opacity:1}}

/* choosing yes or no should feel like pressing a key */
.choice span{transform:translateY(0)}
.choice input:checked + span{transform:translateY(-1px)}

/* the confirmation lands like a stamp */
@keyframes stamp{0%{opacity:0;transform:scale(1.06) rotate(-1.2deg)}
60%{opacity:1;transform:scale(.995) rotate(.2deg)}100%{transform:none}}
.stamped{animation:stamp .55s cubic-bezier(.2,1,.3,1) both}

@media(prefers-reduced-motion:reduce){
  .js .reply{transition:none}
  .js .reply.open h2,.js .reply.open .lede,.js .reply.open .alert,
  .js .reply.open .grid > *,.js .reply.open .sub-row{animation:none}
}

/* review-only revision switcher */
.skins{position:fixed;left:50%;bottom:1rem;transform:translateX(-50%);z-index:50;
display:flex;gap:.3rem;align-items:center;padding:.45rem .55rem;border-radius:999px;
background:rgba(20,24,26,.92);box-shadow:0 10px 30px rgba(0,0,0,.3);
font-family:"IBM Plex Mono",monospace;font-size:.64rem;backdrop-filter:blur(8px)}
.skins span{color:#8d968f;padding:0 .5rem;letter-spacing:.16em;text-transform:uppercase}
.skins a{color:#d7d2c6;text-decoration:none;padding:.4rem .7rem;border-radius:999px;transition:.15s}
.skins a:hover{background:rgba(255,255,255,.1)}
.skins a[aria-current]{background:#f2bd50;color:#171b1d}