/* NXAI Evening RSVP — NXAI brand: lime #9DC93C on near-black, warm paper neutrals,
   Plus Jakarta Sans for display, Inter for text (as on nxai.com). */

:root {
  --lime: #9DC93C;
  --lime-hi: #C6E57A;
  --lime-deep: #6E8F24;
  --lime-wash: rgba(157, 201, 60, .12);
  --night: #0C0D0A;
  --night-2: #15170F;
  --ink: #18181B;
  --ink-2: #3F3F46;
  --muted: #6B6B66;
  --paper: #F8F9F6;
  --sand: #F0F0EA;
  --card: #FFFFFF;
  --line: #E4E5DE;
  --line-strong: #CFD1C6;
  --danger: #B42318;
  --radius: 18px;
  --display: "Plus Jakarta Sans", Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --text: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --shadow: 0 1px 2px rgba(24, 24, 27, .04), 0 12px 40px -12px rgba(24, 24, 27, .14);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 400 16px/1.6 var(--text);
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
a { color: inherit; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.ic { width: 20px; height: 20px; flex: none; }
.muted { color: var(--muted); }

/* ── Hero ─────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  color: #F4F5EF;
  background:
    radial-gradient(70% 60% at 82% 100%, rgba(157, 201, 60, .20), transparent 70%),
    radial-gradient(50% 50% at 10% 0%, rgba(157, 201, 60, .07), transparent 70%),
    linear-gradient(180deg, var(--night) 0%, var(--night-2) 100%);
  padding-bottom: clamp(190px, 25vw, 310px);
  isolation: isolate;
}
.hero-photo {
  position: absolute; inset: 0; z-index: -1;
  background-size: cover; background-position: center 60%;
  opacity: 0; transition: opacity 1.2s ease;
}
.hero-photo.on { opacity: .38; }
/* With a photo, the photo carries the dome: drop the drawn one and quieten the line art. */
.hero.has-photo .skyline .dome, .hero.has-photo .skyline .reflect, .hero.has-photo .skyline .stars { display: none; }
.hero.has-photo .skyline { opacity: .45; transition: opacity .8s ease; }
.hero-photo.on::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(12, 13, 10, .55) 0%, rgba(12, 13, 10, .35) 45%, var(--night) 100%);
}
.topbar {
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 24px;
}
.brand { color: var(--lime); display: inline-flex; }
.pill {
  font: 600 12px/1 var(--text); letter-spacing: .14em; text-transform: uppercase;
  color: var(--lime-hi);
  border: 1px solid rgba(198, 229, 122, .35);
  padding: 9px 14px; border-radius: 999px;
  background: rgba(157, 201, 60, .06);
}
.hero-inner {
  max-width: 1160px; margin: 0 auto;
  padding: clamp(40px, 8vw, 96px) 24px 0;
}
.eyebrow {
  font: 600 12.5px/1 var(--text); letter-spacing: .2em; text-transform: uppercase;
  color: var(--lime); margin: 0 0 22px;
}
.eyebrow.dark { color: var(--lime-deep); margin-bottom: 12px; }
.salute {
  font: 500 clamp(19px, 2.2vw, 23px)/1.3 var(--display);
  color: #D9DBD2; margin: 0 0 10px;
}
.hero h1 {
  font: 800 clamp(44px, 8.4vw, 104px)/.98 var(--display);
  letter-spacing: -.035em;
  margin: 0 0 24px;
  max-width: 13ch;
  text-wrap: balance;
}
.hero h1 .accent { color: var(--lime); }
.theme {
  font: 600 clamp(19px, 2.3vw, 26px)/1.25 var(--display); letter-spacing: -.01em;
  color: var(--lime-hi); margin: -8px 0 14px;
}
.tagline {
  font-size: clamp(17px, 1.8vw, 20px); line-height: 1.55;
  color: #C9CBC1; max-width: 46ch; margin: 0 0 40px;
}
.facts {
  list-style: none; margin: 0 0 40px; padding: 0;
  display: grid; grid-template-columns: repeat(3, minmax(0, max-content)); gap: 14px 44px;
}
.facts li { display: flex; gap: 14px; align-items: flex-start; }
.facts .ic { width: 22px; height: 22px; color: var(--lime); margin-top: 3px; }
.facts span {
  display: block; font: 600 11px/1 var(--text); letter-spacing: .16em; text-transform: uppercase;
  color: #8E9086; margin-bottom: 7px;
}
.facts strong { display: block; font: 600 17px/1.3 var(--display); color: #fff; }
.facts em { display: block; font-style: normal; color: #A4A69C; font-size: 14px; margin-top: 2px; }

/* Waterfront line art */
.skyline {
  position: absolute; left: 0; right: 0; bottom: 0;
  width: 100%; height: clamp(170px, 24vw, 290px);
  pointer-events: none;
}
.sk-back { opacity: .16; }
.reflect { opacity: .35; }
.dome .beacon { animation: beacon 3.2s ease-in-out infinite; }
.stars { opacity: .55; }
@keyframes beacon { 0%, 100% { opacity: .5; } 50% { opacity: 1; } }
.draw path, .draw circle { stroke-dasharray: 1400; stroke-dashoffset: 1400; animation: draw 3.4s cubic-bezier(.6, .1, .2, 1) .3s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }

.reveal { opacity: 0; transform: translateY(14px); animation: rise .9s cubic-bezier(.2, .7, .2, 1) forwards; }
.hero-inner .reveal:nth-child(2) { animation-delay: .06s; }
.hero-inner .reveal:nth-child(3) { animation-delay: .12s; }
.hero-inner .reveal:nth-child(4) { animation-delay: .2s; }
.hero-inner .reveal:nth-child(5) { animation-delay: .28s; }
.hero-inner .reveal:nth-child(6) { animation-delay: .36s; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ── Buttons ──────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font: 600 15.5px/1 var(--display); letter-spacing: .005em;
  padding: 17px 26px; border-radius: 999px; border: 1px solid transparent;
  text-decoration: none; cursor: pointer;
  transition: transform .18s ease, background .18s ease, box-shadow .18s ease, opacity .18s;
}
.btn:active { transform: translateY(1px); }
.btn-lime { background: var(--lime); color: var(--night); box-shadow: 0 10px 30px -10px rgba(157, 201, 60, .55); }
.btn-lime:hover { background: var(--lime-hi); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark .ic { color: var(--lime); }
.btn-dark:hover:not(:disabled) { background: #000; box-shadow: 0 10px 28px -12px rgba(0, 0, 0, .5); }
.btn-dark:disabled { opacity: .38; cursor: not-allowed; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); }
.btn-sm { padding: 10px 14px; font-size: 13.5px; }
.btn-sm .ic { width: 16px; height: 16px; }
.link-btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: none; border: 0; padding: 6px 0; cursor: pointer;
  font: 600 14.5px/1.2 var(--display); color: var(--ink);
  text-decoration: underline; text-decoration-color: var(--lime); text-decoration-thickness: 2px; text-underline-offset: 5px;
}
.link-btn .ic { width: 17px; height: 17px; }
:focus-visible { outline: 2px solid var(--lime-deep); outline-offset: 3px; }

/* ── Layout ───────────────────────────────────────────────────────────── */
.wrap {
  max-width: 1160px; margin: -22px auto 0; padding: 0 24px 80px;
  display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 32px; align-items: start;
  position: relative; z-index: 2;
}
.panel {
  background: var(--card); border-radius: 24px; box-shadow: var(--shadow);
  border: 1px solid var(--line);
  padding: clamp(26px, 4.4vw, 52px);
  min-height: 320px;
  scroll-margin-top: 24px;
}
.side { display: grid; gap: 20px; }

/* ── Form ─────────────────────────────────────────────────────────────── */
.step { border: 0; margin: 0 0 40px; padding: 0; min-width: 0; }
.step legend {
  display: flex; align-items: baseline; gap: 14px; padding: 0; margin-bottom: 20px;
  font: 700 clamp(21px, 2.4vw, 25px)/1.2 var(--display); letter-spacing: -.015em;
}
.num { font: 600 13px/1 var(--text); color: var(--lime-deep); letter-spacing: .08em; }
.hint { color: var(--muted); margin: -8px 0 16px; font-size: 15px; }

.choices { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.choice { position: relative; cursor: pointer; }
.choice input { position: absolute; opacity: 0; pointer-events: none; }
.choice-body {
  display: grid; gap: 4px; height: 100%;
  padding: 22px 22px 20px; border-radius: var(--radius);
  border: 1.5px solid var(--line); background: var(--paper);
  transition: border-color .18s, background .18s, box-shadow .18s, transform .18s;
}
.choice:hover .choice-body { border-color: var(--line-strong); transform: translateY(-1px); }
.choice-mark {
  width: 34px; height: 34px; border-radius: 50%; margin-bottom: 12px;
  display: grid; place-items: center;
  border: 1.5px solid var(--line-strong); color: transparent; background: #fff;
  transition: all .18s;
}
.choice-mark .ic { width: 18px; height: 18px; }
.choice strong { font: 700 18px/1.25 var(--display); }
.choice small { color: var(--muted); font-size: 14px; }
.choice input:checked + .choice-body { border-color: var(--ink); background: #fff; box-shadow: 0 0 0 3px var(--lime-wash); }
.choice input[value="YES"]:checked + .choice-body .choice-mark { background: var(--lime); border-color: var(--lime); color: var(--night); }
.choice input[value="NO"]:checked + .choice-body .choice-mark { background: var(--ink); border-color: var(--ink); color: #fff; }
.choice input:focus-visible + .choice-body { outline: 2px solid var(--lime-deep); outline-offset: 3px; }

.summary {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper);
  padding: 20px 22px;
}
.summary dl { margin: 0 0 14px; display: grid; grid-template-columns: 120px 1fr; gap: 10px 18px; }
.summary dt { font: 600 11.5px/1.9 var(--text); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.summary dd { margin: 0; font-weight: 500; overflow-wrap: anywhere; }
.summary dd.empty { color: #A3A39C; font-weight: 400; }

.grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; }
.f { display: grid; gap: 7px; min-width: 0; }
.f-s { grid-column: span 2; }
.f-m { grid-column: span 2; }
.f-h { grid-column: span 3; }
.f-w { grid-column: 1 / -1; }
.f label { font: 600 13.5px/1.2 var(--text); color: var(--ink-2); }
.f label i, .check i { font-style: normal; color: var(--lime-deep); }
input, select, textarea {
  width: 100%; font: 400 16px/1.4 var(--text); color: var(--ink);
  background: #fff; border: 1.5px solid var(--line); border-radius: 12px;
  padding: 13px 14px; transition: border-color .15s, box-shadow .15s;
  -webkit-appearance: none; appearance: none;
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M7 10l5 5 5-5' fill='none' stroke='%2318181B' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 10px center; background-size: 18px; padding-right: 34px;
}
textarea { resize: vertical; min-height: 96px; }
input:hover, select:hover, textarea:hover { border-color: var(--line-strong); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 4px var(--lime-wash); }
input.bad { border-color: var(--danger); box-shadow: 0 0 0 4px rgba(180, 35, 24, .08); }
input::placeholder, textarea::placeholder { color: #A3A39C; }

/* Country: searchable list (static/country-picker.js) */
.combo { position: relative; }
.combo input { padding-right: 46px; }
.combo-btn {
  position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
  width: 36px; height: 36px; display: grid; place-items: center;
  border: 0; background: none; color: var(--muted); cursor: pointer; border-radius: 8px;
}
.combo-btn:hover { color: var(--ink); background: var(--sand); }
.combo-btn .ic { width: 18px; height: 18px; }
.combo-list {
  position: absolute; z-index: 30; left: 0; right: 0; top: calc(100% + 6px);
  max-height: 280px; overflow-y: auto; margin: 0; padding: 6px; list-style: none;
  background: #fff; border: 1.5px solid var(--line-strong); border-radius: 12px; box-shadow: var(--shadow);
}
.combo-list li { padding: 10px 12px; border-radius: 8px; cursor: pointer; font-size: 15px; line-height: 1.3; }
.combo-list li.active, .combo-list li:hover { background: var(--lime-wash); }
.combo-list li[aria-selected="true"] { font-weight: 600; }
.combo-list .combo-empty { color: var(--muted); cursor: default; background: none; }

.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; pointer-events: none; width: 1px; }
.chip span {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 999px; cursor: pointer;
  border: 1.5px solid var(--line); background: #fff;
  font: 500 14.5px/1 var(--text); transition: all .15s; user-select: none;
}
.chip span .ic { width: 15px; height: 15px; display: none; }
.chip span:hover { border-color: var(--line-strong); }
.chip input:checked + span { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip input:checked + span .ic { display: block; color: var(--lime); }
.chip input:focus-visible + span { outline: 2px solid var(--lime-deep); outline-offset: 2px; }

.consent { display: grid; gap: 14px; padding-top: 6px; border-top: 1px solid var(--line); padding-top: 28px; }
.check { position: relative; display: grid; grid-template-columns: 24px 1fr; gap: 14px; align-items: start; cursor: pointer; font-size: 15px; color: var(--ink-2); line-height: 1.5; }
.check input { position: absolute; left: 0; top: 0; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.check .box {
  width: 24px; height: 24px; border-radius: 7px; border: 1.5px solid var(--line-strong);
  display: grid; place-items: center; background: #fff; color: transparent; transition: all .15s; margin-top: 1px;
}
.check .box .ic { width: 16px; height: 16px; }
.check input:checked + .box { background: var(--lime); border-color: var(--lime); color: var(--night); }
.check input:focus-visible + .box { outline: 2px solid var(--lime-deep); outline-offset: 2px; }
.check.bad .box { border-color: var(--danger); }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.notice {
  display: flex; gap: 12px; align-items: flex-start;
  background: var(--lime-wash); border: 1px solid rgba(157, 201, 60, .4);
  padding: 14px 18px; border-radius: 14px; margin-bottom: 32px; font-size: 15px;
}
.notice .ic { color: var(--lime-deep); margin-top: 2px; }
.error {
  background: #FEF3F2; color: var(--danger); border: 1px solid #FECDCA;
  padding: 12px 16px; border-radius: 12px; margin: 0 0 18px; font-size: 15px;
}
.actions { display: flex; justify-content: flex-start; }
.actions .btn { min-width: 260px; }

/* Hide the "yes" sections when declining */
form.is-no .yes-only-block, form.is-no .yes-only { display: none !important; }
form.is-no #notesNum::after { content: ""; }

/* ── States ───────────────────────────────────────────────────────────── */
.state { text-align: center; padding: 30px 0; }
.state h2 { font: 700 clamp(26px, 3.4vw, 36px)/1.15 var(--display); letter-spacing: -.02em; margin: 0 0 12px; text-wrap: balance; }
.spinner {
  width: 34px; height: 34px; border-radius: 50%; margin: 30px auto 16px;
  border: 2.5px solid var(--line); border-top-color: var(--lime-deep); animation: spin .9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.done { padding: 16px 0 6px; }
.seal {
  width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 26px;
  display: grid; place-items: center; background: var(--lime); color: var(--night);
  box-shadow: 0 0 0 10px var(--lime-wash);
  animation: pop .6s cubic-bezier(.2, 1.4, .4, 1) both;
}
.seal.no { background: var(--ink); color: #fff; box-shadow: 0 0 0 10px rgba(24, 24, 27, .06); }
.seal .ic { width: 36px; height: 36px; }
@keyframes pop { from { transform: scale(.4); opacity: 0; } }
.lede { font-size: 17.5px; color: var(--ink-2); max-width: 46ch; margin: 0 auto 30px; }
.done-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 30px; }
.keep {
  text-align: left; background: var(--paper); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 18px; margin: 0 auto 22px; max-width: 520px; font-size: 14.5px;
}
.keep p { margin: 0 0 10px; color: var(--muted); }
.keep-row { display: flex; gap: 10px; align-items: center; }
.keep code { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font: 500 14px/1.4 ui-monospace, "SF Mono", Menlo, monospace; }

/* ── Side column ──────────────────────────────────────────────────────── */
.venue-card { background: var(--card); border: 1px solid var(--line); border-radius: 24px; overflow: hidden; box-shadow: var(--shadow); }
.venue-art { aspect-ratio: 400 / 220; background: var(--night) center / cover no-repeat; }
.venue-art svg { width: 100%; height: 100%; display: block; }
.venue-art.photo svg { display: none; }
.venue-body { padding: 22px 24px 24px; }
.venue-body h3 { font: 800 26px/1.1 var(--display); letter-spacing: -.02em; margin: 0; }
.venue-body .muted { margin: 2px 0 12px; }
.venue-body p { font-size: 15px; color: var(--ink-2); margin: 0 0 16px; }
.link-arrow { display: inline-flex; gap: 8px; align-items: center; font: 600 14.5px/1.3 var(--display); text-decoration: none; }
.link-arrow .ic { width: 17px; height: 17px; color: var(--lime-deep); transition: transform .18s; }
.link-arrow:hover .ic { transform: translateX(3px); }

.glance { background: var(--sand); border-radius: 24px; padding: 24px; }
.glance .intro { font-size: 14.5px; line-height: 1.6; color: var(--ink-2); margin: 0 0 20px; }
.glance ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.glance li { display: grid; grid-template-columns: 38px 1fr; gap: 14px; }
.glance li .ic { width: 38px; height: 38px; padding: 9px; border-radius: 12px; background: #fff; color: var(--lime-deep); }
.glance strong { display: block; font: 700 15.5px/1.3 var(--display); margin-bottom: 2px; }
.glance em { display: block; font: 600 11.5px/1 var(--text); font-style: normal; letter-spacing: .1em; text-transform: uppercase; color: var(--lime-deep); margin: 2px 0 6px; }
.glance span { font-size: 14px; color: var(--muted); line-height: 1.5; }
.extra { margin: 20px 0 0; padding-top: 18px; border-top: 1px solid var(--line-strong); display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; font-size: 14.5px; }
.extra:empty { display: none; }
.extra dt { color: var(--muted); }
.extra dd { margin: 0; font-weight: 600; }

/* ── Footer ───────────────────────────────────────────────────────────── */
.foot { background: var(--night); color: #8E9086; font-size: 14px; }
.foot-inner { max-width: 1160px; margin: 0 auto; padding: 34px 24px 40px; display: flex; flex-wrap: wrap; gap: 8px 28px; align-items: center; }
.foot svg { color: var(--lime); }
.foot p { margin: 0; }
.foot a { color: #D9DBD2; }

/* ── Responsive ───────────────────────────────────────────────────────── */
@media (max-width: 980px) {
  .wrap { grid-template-columns: minmax(0, 1fr); }
  .side { position: static; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .hero-photo { background-position: 80% 42%; } /* keep the dome (right side of the photo) in frame */
  .facts { grid-template-columns: 1fr; gap: 18px; }
  .side { grid-template-columns: 1fr; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
  .f-s { grid-column: 1 / -1; }
  .f-m { grid-column: span 1; }
  .f-h { grid-column: 1 / -1; }
  .summary dl { grid-template-columns: 1fr; gap: 2px; }
  .summary dd { margin-bottom: 8px; }
  .actions .btn { width: 100%; min-width: 0; }
  .wrap { margin-top: -14px; padding: 0 16px 56px; }
  .topbar, .hero-inner, .foot-inner { padding-left: 16px; padding-right: 16px; }
  .panel { border-radius: 20px; }
}
@media (max-width: 440px) {
  .choices { grid-template-columns: 1fr; }
  .choice-body { grid-template-columns: 34px 1fr; column-gap: 14px; padding: 16px 18px; }
  .choice-mark { grid-row: span 2; margin: 0; align-self: center; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0s !important; transition: none !important; }
  .draw path, .draw circle { stroke-dashoffset: 0; }
}