/* ══ Krom Y2K — liquid chrome on true black ══
   Prefix: km- · Fonts: Unbounded · Space Grotesk · Chivo Mono */

:root {
  --km-bg: #0A0A0F;
  --km-ink: #F5F5FA;
  --km-accent: #9DB8E8;
  --km-panel: #12121B;
  --km-panel-2: #181826;
  --km-line: rgba(157, 184, 232, .28);
  --km-dim: rgba(245, 245, 250, .62);
  --km-chrome: linear-gradient(110deg, #F5F5FA 0%, #9DB8E8 22%, #EDF1FA 46%, #6F86B8 68%, #DDE5F5 86%, #9DB8E8 100%);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Space Grotesk", system-ui, sans-serif; font-weight: 300;
  background: var(--km-bg); color: var(--km-ink);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body:not(.is-open) { overflow: hidden; }
.km-mono { font-family: "Chivo Mono", monospace; }

/* chrome text (CSP-safe pure CSS gradient) */
.km-chrome {
  background: var(--km-chrome); background-size: 220% auto;
  -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
}

/* page frame */
.km-page { max-width: 480px; margin: 0 auto; position: relative; overflow-x: clip; }

/* dot-grid motif patches */
.km-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(rgba(157, 184, 232, .18) 1px, transparent 1.5px);
  background-size: 20px 20px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 78%);
}
.km-grid-soft { opacity: .45; }

/* ── cover ── */
.km-cover {
  position: fixed; inset: 0; z-index: 100; max-width: 480px; margin: 0 auto;
  background:
    radial-gradient(circle at 78% 12%, rgba(157, 184, 232, .14), transparent 42%),
    radial-gradient(circle at 12% 88%, rgba(157, 184, 232, .1), transparent 40%),
    var(--km-bg);
  display: flex; align-items: center; justify-content: center;
  clip-path: polygon(-60% 0, 160% 0, 160% 200%, -60% 200%);
  transition: visibility 0s 1.15s;
}
.km-cover-inner { position: relative; text-align: center; padding: 28px 22px; z-index: 2; transition: transform .7s ease, opacity .5s ease; }
body.is-open [data-cover] {
  animation: km-split 1.05s cubic-bezier(.8, 0, .2, 1) forwards;
  pointer-events: none; visibility: hidden;
  transition: visibility 0s 1.1s;
}
@keyframes km-split {
  0%   { clip-path: polygon(-60% 0, 160% 0, 160% 200%, -60% 200%); }
  100% { clip-path: polygon(-60% 0, -58% 0, 0 200%, -60% 200%); }
}
body.is-open .km-cover-inner { transform: translateY(-34px) scale(.94); opacity: 0; }

.km-pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: "Chivo Mono", monospace; font-size: 10.5px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--km-accent);
  border: 1px solid transparent; border-radius: 999px; padding: 7px 16px;
  background:
    linear-gradient(var(--km-panel), var(--km-panel)) padding-box,
    linear-gradient(120deg, var(--km-accent), transparent 45%, var(--km-ink) 70%, var(--km-accent)) border-box;
}
.km-pill-live i.km-pulse {
  width: 7px; height: 7px; border-radius: 50%; background: var(--km-accent);
  animation: km-pulse 1.6s ease infinite;
}
@keyframes km-pulse { 50% { opacity: .25; box-shadow: 0 0 0 4px rgba(157, 184, 232, .18); } }

.km-cover-names { margin-top: 26px; line-height: 1.04; }
.km-cover-names .km-chrome, .km-hero-names .km-chrome {
  display: block; font-family: "Unbounded", sans-serif; font-weight: 800;
  animation: km-refract 4.5s linear infinite alternate;
}
.km-cover-names .km-chrome { font-size: clamp(38px, 13vw, 54px); }
@keyframes km-refract { from { background-position: 0% center; } to { background-position: 220% center; } }
.km-amp { display: block; font-style: normal; font-family: "Chivo Mono", monospace; font-weight: 300; font-size: 15px; color: var(--km-accent); margin: 10px 0; letter-spacing: .4em; }

.km-cover-date { margin-top: 16px; font-size: 12.5px; letter-spacing: .22em; text-transform: uppercase; color: var(--km-dim); }
.km-cover-guest { margin: 30px 0 24px; }
.km-guest-label { font-size: 10.5px; letter-spacing: .16em; color: var(--km-dim); }
.km-guest-name { font-family: "Unbounded", sans-serif; font-weight: 400; font-size: 17px; margin-top: 7px; }
.km-open-btn {
  appearance: none; cursor: pointer; font-family: "Chivo Mono", monospace;
  font-size: 12px; font-weight: 400; letter-spacing: .22em; text-transform: uppercase;
  color: #0A0A0F; border: none; border-radius: 999px; padding: 14px 36px;
  background: linear-gradient(120deg, #EDF1FA, var(--km-accent) 55%, #E3EAF8);
  box-shadow: 0 0 24px rgba(157, 184, 232, .35);
  transition: box-shadow .3s ease, transform .3s ease;
}
.km-open-btn:hover { box-shadow: 0 0 38px rgba(157, 184, 232, .55); transform: translateY(-1px); }
.km-cover-tag { margin-top: 22px; font-size: 10.5px; letter-spacing: .2em; color: rgba(245, 245, 250, .35); }

/* chrome bubbles */
.km-bubbles { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.km-bub { position: absolute; bottom: -80px; border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, #FFFFFF 0%, var(--km-accent) 26%, #3D5078 66%, #14192A 100%);
  box-shadow: inset -6px -8px 14px rgba(10, 10, 15, .55), 0 0 18px rgba(157, 184, 232, .25);
  opacity: 0; animation: km-rise 11s linear infinite;
}
.km-bub-1 { left: 8%; width: 44px; height: 44px; animation-delay: 0s !important; }
.km-bub-2 { left: 30%; width: 20px; height: 20px; animation-delay: 2.6s !important; }
.km-bub-3 { left: 56%; width: 56px; height: 56px; animation-delay: 5.2s !important; }
.km-bub-4 { left: 76%; width: 26px; height: 26px; animation-delay: 7.4s !important; }
.km-bub-5 { left: 90%; width: 34px; height: 34px; animation-delay: 9.2s !important; }
@keyframes km-rise {
  0% { transform: translateY(0) translateX(0) rotate(0deg); opacity: 0; }
  10% { opacity: .85; }
  50% { transform: translateY(-52vh) translateX(16px) rotate(160deg); }
  90% { opacity: .3; }
  100% { transform: translateY(-108vh) translateX(-10px) rotate(330deg); opacity: 0; }
}

/* sparkles */
.km-spark { position: absolute; width: 20px; height: 20px; color: var(--km-accent); pointer-events: none; animation: km-twinkle 2.8s ease infinite; }
.km-spark-a { top: 14%; right: 12%; width: 26px; height: 26px; }
.km-spark-b { top: 64%; left: 9%; animation-delay: .9s !important; }
.km-spark-c { bottom: 16%; right: 20%; width: 14px; height: 14px; animation-delay: 1.7s !important; }
@keyframes km-twinkle { 50% { opacity: .25; transform: scale(.72) rotate(24deg); } }

/* ── hero ── */
.km-hero { position: relative; padding: 74px 22px 60px; text-align: center; overflow: clip; }
.km-spark-hero { position: absolute; top: 26px; left: 14%; width: 18px; height: 18px; }
.km-hero-body { position: relative; }
.km-pill-hero { margin-bottom: 26px; }
.km-hero-names { line-height: 1.06; }
.km-hero-names .km-chrome { font-size: clamp(26px, 8.4vw, 34px); }
.km-hero-amp { display: block; margin: 12px 0; font-size: 13px; color: var(--km-accent); letter-spacing: .4em; }
.km-hero-date { margin-top: 18px; font-size: 12px; letter-spacing: .22em; text-transform: uppercase; color: var(--km-dim); }
.km-cd { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; max-width: 340px; margin: 28px auto 0; }
.km-cd-cell {
  background: linear-gradient(var(--km-panel), var(--km-panel)) padding-box,
    linear-gradient(150deg, var(--km-line), transparent 70%) border-box;
  border: 1px solid transparent; border-radius: 14px; padding: 12px 4px 10px;
}
.km-cd-cell b { display: block; font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 19px; color: var(--km-ink); font-variant-numeric: tabular-nums; }
.km-cd-cell span { display: block; margin-top: 5px; font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--km-accent); }

/* ── sections ── */
.km-sec { padding: 56px 22px; border-top: 1px solid rgba(157, 184, 232, .12); position: relative; }
.km-head { text-align: center; margin-bottom: 30px; }
.km-badge {
  display: inline-block; font-size: 10.5px; letter-spacing: .26em; text-transform: uppercase;
  color: var(--km-accent); border: 1px solid var(--km-line); border-radius: 999px; padding: 6px 14px;
}
.km-title { font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 23px; margin-top: 12px; }

/* couple */
.km-person {
  max-width: 340px; margin: 0 auto; text-align: center; border-radius: 20px; padding: 28px 20px 24px;
  background: linear-gradient(var(--km-panel), var(--km-panel)) padding-box,
    linear-gradient(140deg, var(--km-accent), transparent 40%, transparent 65%, var(--km-line)) border-box;
  border: 1px solid transparent;
}
.km-person + .km-link-node + .km-person { margin-top: 0; }
.km-avatar {
  width: 64px; height: 64px; margin: 0 auto 14px; border-radius: 50%;
  display: grid; place-items: center; font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 20px;
  color: var(--km-accent); background: radial-gradient(circle at 32% 28%, var(--km-panel-2), var(--km-bg));
  box-shadow: 0 0 0 1px var(--km-line), 0 0 20px rgba(157, 184, 232, .18);
}
.km-person-name { font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 17px; }
.km-person-parents { margin-top: 10px; font-size: 13px; line-height: 1.6; color: var(--km-dim); }
.km-person-ig { margin-top: 8px; font-size: 11px; letter-spacing: .08em; color: var(--km-accent); }
.km-link-node { text-align: center; padding: 10px 0; }
.km-link-spark { width: 16px; height: 16px; color: var(--km-accent); animation: km-twinkle 3s ease infinite; }

/* events */
.km-event {
  border-radius: 20px; padding: 22px 20px; margin-bottom: 14px;
  background: linear-gradient(var(--km-panel), var(--km-panel)) padding-box,
    linear-gradient(150deg, var(--km-line), transparent 60%) border-box;
  border: 1px solid transparent;
}
.km-event:nth-child(even).km-event { margin-left: auto; width: 94%; }
.km-event-tag { font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--km-accent); }
.km-event-title { font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 17px; margin-top: 8px; }
.km-event-time { font-size: 12px; letter-spacing: .1em; color: var(--km-accent); margin-top: 6px; }
.km-event-venue { font-weight: 500; font-size: 14.5px; margin-top: 12px; }
.km-event-addr { font-size: 12.5px; line-height: 1.6; color: var(--km-dim); margin-top: 3px; }
.km-cal { margin-top: 14px; display: flex; gap: 16px; flex-wrap: wrap; }
.km-cal a { font-family: "Chivo Mono", monospace; font-size: 11px; letter-spacing: .06em; text-decoration: none; color: var(--km-ink); border-bottom: 1px solid var(--km-accent); padding-bottom: 2px; }
.km-maps { margin-top: 24px; }
.km-map-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-bottom: 6px; }
.km-map-tab {
  appearance: none; cursor: pointer; border-radius: 999px; padding: 10px 0;
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--km-dim); border: 1px solid var(--km-line); background: transparent;
  transition: background .25s ease, color .25s ease;
}
.km-map-tab.is-active { background: var(--km-accent); color: var(--km-bg); border-color: var(--km-accent); }
.km-map { display: block; width: 100%; height: 210px; border: 1px solid var(--km-line); border-radius: 16px; filter: grayscale(.3) contrast(1.05); }
.map-open { display: inline-block; margin-top: 10px; font-family: "Chivo Mono", monospace; font-size: 11px; color: var(--km-accent); text-decoration: none; }

/* story */
.km-story { list-style: none; }
.km-story-item { position: relative; padding: 0 0 26px 34px; }
.km-story-item::before { content: ""; position: absolute; left: 5px; top: 8px; bottom: -2px; width: 1px; background: linear-gradient(180deg, var(--km-accent), rgba(157, 184, 232, .1)); }
.km-story-item::after { content: ""; position: absolute; left: 0; top: 4px; width: 11px; height: 11px; border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, #FFFFFF, var(--km-accent) 45%, #3D5078); }
.km-story-item:last-child { padding-bottom: 0; }
.km-story-item:last-child::before { display: none; }
.km-story-year { font-size: 11px; letter-spacing: .2em; color: var(--km-accent); }
.km-story-title { font-family: "Unbounded", sans-serif; font-weight: 400; font-size: 15px; margin-top: 6px; }
.km-story-text { font-size: 13px; line-height: 1.7; color: var(--km-dim); margin-top: 6px; max-width: 40ch; }

/* gallery */
.km-gal { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.km-g-item { cursor: zoom-in; border-radius: 16px; overflow: hidden; border: 1px solid var(--km-line); aspect-ratio: 4 / 3; transition: transform .3s ease, box-shadow .3s ease; }
.km-g-item:hover { transform: scale(1.03); box-shadow: 0 0 24px rgba(157, 184, 232, .25); }
.km-g-item svg { display: block; width: 100%; height: 100%; }
.km-g-item { color: #9DB8E8; }

/* forms */
.km-form { display: grid; gap: 16px; }
.km-field { display: grid; gap: 6px; border: none; }
.km-field span, .km-field legend { font-size: 10.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--km-accent); }
.km-field input, .km-field select, .km-field textarea {
  font-family: "Space Grotesk", sans-serif; font-weight: 300; font-size: 14.5px;
  color: var(--km-ink); background: var(--km-panel); border: 1px solid var(--km-line);
  border-radius: 12px; padding: 12px 14px; outline: none; width: 100%;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.km-field input::placeholder, .km-field textarea::placeholder { color: rgba(245, 245, 250, .3); }
.km-field input:focus, .km-field select:focus, .km-field textarea:focus { border-color: var(--km-accent); box-shadow: 0 0 0 3px rgba(157, 184, 232, .14); }
.km-radios label { display: flex; align-items: center; gap: 10px; font-size: 13.5px; padding: 6px 0; color: var(--ink, var(--km-ink)); }
.km-radios input { accent-color: var(--km-accent); width: 16px; height: 16px; }
.km-submit {
  justify-self: center; appearance: none; cursor: pointer; border: none; border-radius: 999px;
  font-family: "Chivo Mono", monospace; font-size: 12px; letter-spacing: .18em; text-transform: uppercase;
  color: #0A0A0F; padding: 13px 34px;
  background: linear-gradient(120deg, #EDF1FA, var(--km-accent) 55%, #E3EAF8);
  box-shadow: 0 0 18px rgba(157, 184, 232, .28);
  transition: box-shadow .3s ease;
}
.km-submit:hover { box-shadow: 0 0 30px rgba(157, 184, 232, .48); }
.km-thanks { text-align: center; font-size: 14.5px; color: var(--km-accent); padding: 22px 10px; line-height: 1.6; }

/* wishes */
.km-wish-form { margin-bottom: 26px; }
.km-wishes { display: grid; gap: 10px; margin-bottom: 16px; }
[data-wishes-list] .wish {
  background: var(--km-panel); border: 1px solid var(--km-line); border-left: 3px solid var(--km-accent);
  border-radius: 4px 14px 14px 4px; padding: 13px 16px 11px;
}
[data-wishes-list] .wish h4 { font-family: "Unbounded", sans-serif; font-weight: 400; font-size: 13px; color: var(--km-accent); }
[data-wishes-list] .wish p { font-size: 13px; line-height: 1.65; color: var(--km-ink); margin-top: 4px; }
[data-wishes-list] .wish time { display: block; font-family: "Chivo Mono", monospace; font-size: 10px; color: var(--km-dim); margin-top: 7px; }
.km-more {
  display: block; margin: 0 auto; appearance: none; cursor: pointer; background: none;
  border: 1px solid var(--km-line); border-radius: 999px; color: var(--km-ink);
  font-size: 11px; letter-spacing: .14em; text-transform: uppercase; padding: 9px 22px;
}

/* amplop */
.km-amplop-note { text-align: center; font-size: 13px; line-height: 1.65; color: var(--km-dim); max-width: 36ch; margin: 0 auto 22px; }
.km-envs { display: grid; gap: 12px; }
.km-env {
  text-align: center; border-radius: 20px; padding: 22px 18px 19px;
  background: linear-gradient(var(--km-panel-2), var(--km-panel-2)) padding-box,
    linear-gradient(130deg, var(--km-accent), transparent 35%, transparent 60%, var(--km-ink) 82%, var(--km-accent)) border-box;
  border: 1px solid transparent;
}
.km-env-name { font-size: 10.5px; letter-spacing: .24em; text-transform: uppercase; color: var(--km-dim); }
.km-env-num { font-family: "Unbounded", sans-serif; font-weight: 600; font-size: 21px; letter-spacing: .04em; margin-top: 9px; }
.km-env-holder { font-size: 12px; color: var(--km-dim); margin-top: 4px; }
.km-copy {
  margin-top: 14px; appearance: none; cursor: pointer; border: 1px solid var(--km-line); border-radius: 999px;
  background: transparent; color: var(--km-accent); font-size: 10.5px; letter-spacing: .14em;
  text-transform: uppercase; padding: 8px 18px; transition: background .25s ease, color .25s ease;
}
.km-copy:hover { background: var(--km-accent); color: var(--km-bg); }

/* closing */
.km-closing { position: relative; text-align: center; padding: 64px 24px 30px; border-top: 1px solid rgba(157, 184, 232, .12); overflow: clip; }
.km-closing-text { font-size: 13px; line-height: 1.75; color: var(--km-dim); max-width: 34ch; margin: 0 auto; }
.km-closing-names { display: inline-block; font-family: "Unbounded", sans-serif; font-weight: 800; font-size: 27px; margin-top: 20px; animation: km-refract 5s linear infinite alternate; }
.km-spark-close { position: static; display: block; margin: 22px auto 0; }

/* music toggle */
.km-music {
  position: fixed; right: 18px; bottom: 22px; z-index: 90; width: 46px; height: 46px;
  display: grid; place-items: center; cursor: pointer; border-radius: 50%;
  color: var(--km-accent); border: 1px solid var(--km-line);
  background: linear-gradient(var(--km-panel), var(--km-panel)) padding-box,
    linear-gradient(140deg, var(--km-accent), transparent 60%) border-box;
  opacity: 0; visibility: hidden; transition: opacity .4s ease;
}
body.is-open .km-music { opacity: 1; visibility: visible; }
.km-music svg { width: 20px; height: 20px; }
.km-music.is-playing { animation: km-ring 2.4s ease infinite; }
@keyframes km-ring { 0%, 100% { box-shadow: 0 0 0 0 rgba(157, 184, 232, .4); } 60% { box-shadow: 0 0 0 11px rgba(157, 184, 232, 0); } }

/* reveal (behavior-critical) */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .75s ease, transform .75s ease; }
[data-reveal].revealed { opacity: 1; transform: none; }
.km-g-item[data-reveal].revealed:hover { transform: scale(1.03); }

/* lightbox restyle */
.lb-overlay { background: rgba(10, 10, 15, .95) !important; backdrop-filter: blur(6px); }
.lb-cap { font-family: "Chivo Mono", monospace !important; font-size: 11px !important; letter-spacing: .08em; color: var(--km-accent) !important; }
.lb-btn { color: var(--km-ink) !important; }
.lb-btn:hover { color: var(--km-accent) !important; }
.lb-close { border: 1px solid var(--km-line) !important; border-radius: 50% !important; }

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .km-bub, .km-spark, .km-pill-live i.km-pulse { display: none; }
  .km-cover-names .km-chrome, .km-hero-names .km-chrome, .km-closing-names,
  .km-link-spark, .km-music.is-playing { animation: none; }
  body.is-open [data-cover] { animation-duration: .01s; transition-delay: .01s; }
  [data-reveal] { transition: none; }
}