/* Retro Tomorrow — a 1960s "world of tomorrow" at night: indigo sky, ringed planet, a monorail sweeping
   past a Googie tower, neon tubing on everything. Art lives in /img/themes/retro-tomorrow/. */
[data-trip-theme="retro-tomorrow"] {
  --rf-night: #0A1266;
  --rf-deep: #070C48;
  --rf-panel: #0C1764;
  --rf-panel-2: #17237E;
  --rf-cyan: #3EF0FF;
  --rf-cyan-lt: #7FF4FF;
  --rf-pink: #FF4FB8;
  --rf-violet: #B98AFF;
  --rf-orange: #FF9E3D;
  --rf-gold: #FFD36E;
  --rf-star: #F4F2FF;

  color-scheme: dark;
  --t-bg: var(--rf-night);
  --t-bg-image:
    url("/img/themes/retro-tomorrow/stars.svg"),
    radial-gradient(42% 420px at 10% 30px, rgba(214, 72, 190, .55), transparent 72%),
    radial-gradient(36% 360px at 92% 0, rgba(104, 92, 255, .55), transparent 70%),
    radial-gradient(60% 280px at 50% 480px, rgba(130, 70, 230, .32), transparent 70%),
    radial-gradient(70% 360px at 50% 200px, rgba(30, 60, 200, .45), transparent 75%),
    radial-gradient(45% 700px at 0 1300px, rgba(200, 70, 190, .2), transparent 70%),
    radial-gradient(45% 700px at 100% 1900px, rgba(62, 200, 255, .14), transparent 70%),
    linear-gradient(180deg, #0C1578 0, #0A1466 380px, #0C1B80 620px, #0A1260 1300px, #110F62 100%);
  --t-bg-size: 420px 420px, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%, 100% 100%;
  --t-ink: var(--rf-star);
  --t-muted: #BAC0F0;
  --t-surface: #0E1870;
  --t-surface-2: var(--rf-panel-2);
  --t-border: #4150C4;
  --t-border-w: 2px;
  --t-primary: var(--rf-cyan);   --t-on-primary: #08104E;
  --t-secondary: var(--rf-violet); --t-on-secondary: #08104E;
  --t-accent: var(--rf-pink);    --t-on-accent: #08104E;
  --t-btn-border: transparent;
  --t-link: var(--rf-cyan-lt);
  --t-focus: var(--rf-gold);
  --t-warn-bg: var(--rf-gold);   --t-warn-ink: #1A1200;
  --t-shadow: 0 10px 24px rgba(3, 6, 40, .55);
  --t-shadow-btn: none;
  --t-radius-card: 14px;
  --t-radius-btn: 999px;
  --t-font-display: "Kaushan Script", "Brush Script MT", cursive;
  --t-font-body: "Outfit", system-ui, sans-serif;
  --t-font-num: "Orbitron", "Outfit", system-ui, sans-serif;
  --t-title-size: clamp(2.35rem, 5.1cqi + 1rem, 5.3rem);
  --t-title-weight: 400;
  --t-title-ink: #FFFFFF;
  --t-hero-bg: transparent;
  --t-hero-ink: #FFFFFF;
  --t-hero-muted: #EEEDFF;
  --t-hero-border: transparent;
  --t-eyebrow-ink: var(--rf-cyan-lt);
  --t-count-bg: var(--rf-deep);
  --t-count-ink: var(--rf-gold);
  --t-count-border: var(--rf-cyan);
  --t-card-bg: var(--rf-panel);
  --t-card-ink: #FFFFFF;
  --t-card-muted: #C6CCFA;
  --t-card-border: #3EC6E6;
  --t-card-head-ink: #FFFFFF;
  --t-home-bg: transparent;
  --t-home-ink: #FFFFFF;
  --t-page-ink: #FFFFFF;
  --t-page-muted: #CDD0F7;
  --t-sheet-bg: #0B1462;
  --t-sheet-ink: var(--rf-star);
  --field-bg: #070C44;
  --field-border: #4E5CCB;
  --choice-on-bg: #12307A;
  --choice-on-border: var(--rf-cyan);
  --error: #FF9DB0;

  /* neon-night park colours (white text stays ≥ 4.5:1 on each) */
  --park-mk: #2F5BFF;
  --park-ep: #8B3DF5;
  --park-hs: #D82A62;
  --park-ak: #0F7F63;
  --park-water: #0B6FB0;
  --park-springs: #B0560A;
  --kind-travel: #0A7A9E;
  --kind-event: #C24E08;
  --kind-rest: #C2367A;
  --kind-open: #5B5FA6;
}

/* ---------- backdrop: neon palms in the bottom corners of a long page ---------- */
[data-trip-theme="retro-tomorrow"] .ts-backdrop::before,
[data-trip-theme="retro-tomorrow"] .ts-backdrop::after {
  content: "";
  position: absolute;
  bottom: 0;
  width: 380px;
  height: 290px;
  background: url("/img/themes/retro-tomorrow/palms.svg") left bottom / contain no-repeat;
}
[data-trip-theme="retro-tomorrow"] .ts-backdrop::before { left: -24px; }
[data-trip-theme="retro-tomorrow"] .ts-backdrop::after { right: -24px; transform: scaleX(-1); }

/* ---------- hero: the whole header is one illustrated scene ---------- */
[data-trip-theme="retro-tomorrow"] .ts-wrap { padding-top: 40px; }
[data-trip-theme="retro-tomorrow"] .ts-hero { position: relative; margin-bottom: 40px; }
/* the scene props hang off the hero, so the masthead no longer anchors them */
[data-trip-theme="retro-tomorrow"] .ts-masthead { position: static; display: grid; align-content: center; min-height: 360px; padding: 26px 0 40px; }

/* distant city + horizon glow, full bleed, behind everything */
[data-trip-theme="retro-tomorrow"] .ts-hero::before,
[data-trip-theme="retro-tomorrow"] .ts-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  left: 50%;
  width: 100cqi;
  transform: translateX(-50%);
  pointer-events: none;
}
[data-trip-theme="retro-tomorrow"] .ts-hero::before {
  bottom: -40px;
  height: 214px;
  background: url("/img/themes/retro-tomorrow/skyline.svg") center bottom / auto 100% repeat-x;
}
/* foreground neon streaks sweep in front of the tower and track bases */
[data-trip-theme="retro-tomorrow"] .ts-hero::after {
  bottom: -64px;
  height: 96px;
  background: url("/img/themes/retro-tomorrow/streaks.svg") center / 100% 100% no-repeat;
}

/* ringed planet, top left (farthest away, so painted first) */
[data-trip-theme="retro-tomorrow"] .ts-masthead::before {
  content: "";
  position: absolute;
  z-index: -1;
  left: -6px;
  top: -34px;
  width: 250px;
  aspect-ratio: 300 / 220;
  background: url("/img/themes/retro-tomorrow/planet.svg") center / contain no-repeat;
  pointer-events: none;
}
/* Googie tower between the title and the countdown */
[data-trip-theme="retro-tomorrow"] .ts-masthead::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: 150px;
  bottom: -26px;
  height: calc(100% + 40px);
  aspect-ratio: 260 / 560;
  background: url("/img/themes/retro-tomorrow/tower.svg") center bottom / contain no-repeat;
  pointer-events: none;
}
[data-trip-theme="retro-tomorrow"] .ts-deco { display: block; position: absolute; z-index: -1; background: center / contain no-repeat; }
/* elevated monorail sweeping in from the left */
[data-trip-theme="retro-tomorrow"] .ts-deco-1 {
  left: -40px;
  bottom: -30px;
  width: min(42%, 480px);
  aspect-ratio: 600 / 470;
  background-image: url("/img/themes/retro-tomorrow/track.svg");
  background-position: left bottom;
  /* the track glides in out of the haze on wide screens */
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 16%);
  mask-image: linear-gradient(90deg, transparent 0, #000 16%);
}
/* a flying saucer zipping past */
[data-trip-theme="retro-tomorrow"] .ts-deco-2 {
  top: -18px;
  right: 330px;
  width: 140px;
  aspect-ratio: 200 / 90;
  background-image: url("/img/themes/retro-tomorrow/saucer.svg");
}

/* the title floats over the scene on a soft pool of night */
[data-trip-theme="retro-tomorrow"] .ts-frame {
  padding: 14px 24px 12px;
  background: radial-gradient(closest-side, rgba(6, 9, 58, .62), rgba(6, 9, 58, .38) 62%, transparent);
  border: 0;
}
[data-trip-theme="retro-tomorrow"] .ts-frame::before,
[data-trip-theme="retro-tomorrow"] .ts-frame::after {
  content: "";
  position: absolute;
  height: 3px;
  border-radius: 3px;
  pointer-events: none;
}
[data-trip-theme="retro-tomorrow"] .ts-frame::before {
  left: 4%;
  top: 34%;
  width: 20%;
  background: linear-gradient(90deg, transparent, var(--rf-cyan));
  box-shadow: 0 0 10px var(--rf-cyan);
  transform: rotate(-7deg);
}
[data-trip-theme="retro-tomorrow"] .ts-frame::after {
  right: 6%;
  bottom: 30%;
  width: 26%;
  background: linear-gradient(90deg, var(--rf-pink), #9B6BFF 60%, transparent);
  box-shadow: 0 0 10px var(--rf-pink);
  transform: rotate(-7deg);
}
[data-trip-theme="retro-tomorrow"] .ts-eyebrow {
  margin-bottom: 4px;
  font-family: var(--t-font-num);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .34em;
  text-shadow: 0 0 10px rgba(62, 240, 255, .75);
}
[data-trip-theme="retro-tomorrow"] .ts-eyebrow::before,
[data-trip-theme="retro-tomorrow"] .ts-eyebrow::after {
  content: "";
  display: inline-block;
  width: 34px;
  height: 2px;
  margin: 0 12px;
  vertical-align: middle;
  background: linear-gradient(90deg, transparent, var(--rf-pink));
  box-shadow: 0 0 6px var(--rf-pink);
}
[data-trip-theme="retro-tomorrow"] .ts-eyebrow::after { background: linear-gradient(90deg, var(--rf-pink), transparent); }
[data-trip-theme="retro-tomorrow"] .ts-title {
  padding: .04em .22em .14em;
  line-height: 1.1;
  letter-spacing: .01em;
  background: linear-gradient(180deg, #B8FCFF 0%, #7FE8FF 20%, #C9B4FF 44%, #FF94C6 60%, #FF4F6C 82%, #FF7448 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, .5);
  filter: drop-shadow(0 0 1px #1A0B4A) drop-shadow(0 2px 0 #3B1488) drop-shadow(0 3px 0 #140A4A) drop-shadow(0 0 10px rgba(62, 240, 255, .55)) drop-shadow(0 0 22px rgba(255, 79, 184, .45));
  transform: rotate(-4deg);
}
[data-trip-theme="retro-tomorrow"] .ts-dates {
  margin-top: 10px;
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: .02em;
  text-shadow: 0 1px 2px rgba(0, 0, 0, .7), 0 0 14px rgba(6, 9, 58, .95);
}
[data-trip-theme="retro-tomorrow"] .ts-dot { color: var(--rf-pink); }

/* countdown: a neon console window with starbursts */
[data-trip-theme="retro-tomorrow"] .ts-side { width: 210px; gap: 16px; }
[data-trip-theme="retro-tomorrow"] .ts-count {
  position: relative;
  align-self: center;
  width: 152px;
  min-height: 146px;
  margin: 24px 0 14px;
  padding: 12px 10px;
  background: radial-gradient(120% 90% at 50% 18%, #1E2A9C 0%, #0B1262 55%, #060A3E 100%);
  border: 3px solid var(--rf-cyan);
  border-radius: 16px;
  box-shadow:
    inset 0 0 0 3px #0A0F52, inset 0 0 0 5px rgba(185, 138, 255, .95), inset 0 0 24px rgba(62, 240, 255, .35),
    0 0 0 1px rgba(62, 240, 255, .5), 0 0 18px rgba(62, 240, 255, .7), 0 0 46px rgba(185, 138, 255, .5);
}
[data-trip-theme="retro-tomorrow"] .ts-count::before {
  content: "";
  position: absolute;
  inset: -34px;
  z-index: -1;
  background: url("/img/themes/retro-tomorrow/burst.svg") center / 100% 100% no-repeat;
  pointer-events: none;
  animation: rf-twinkle 3.6s ease-in-out infinite alternate;
}
[data-trip-theme="retro-tomorrow"] .ts-count-n {
  padding: 0 .08em;
  font-size: 3.7rem;
  font-weight: 800;
  background: linear-gradient(180deg, #FFF4B0 0%, #FFC94A 38%, #FF9133 70%, #FF5A6E 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 10px rgba(255, 158, 61, .7));
}
[data-trip-theme="retro-tomorrow"] .ts-count-l {
  font-family: var(--t-font-num);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-shadow: 0 0 8px rgba(255, 179, 71, .7);
}

/* neon pill buttons */
[data-trip-theme="retro-tomorrow"] .ts-actions { gap: 12px; }
[data-trip-theme="retro-tomorrow"] .ts-btn {
  font-family: var(--t-font-num);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #FFFFFF;
  background: linear-gradient(180deg, #131D80 0%, #080E4E 100%);
  border: 2px solid var(--rf-cyan);
  box-shadow: 0 0 0 1px rgba(62, 240, 255, .35), 0 0 14px rgba(62, 240, 255, .6), inset 0 0 12px rgba(62, 240, 255, .3);
}
[data-trip-theme="retro-tomorrow"] a.ts-btn { color: #FFFFFF; }
[data-trip-theme="retro-tomorrow"] .ts-btn-1 {
  color: #1A0B3D;
  background: linear-gradient(90deg, #FFB347 0%, #FF7F7A 50%, #FF4FB8 100%);
  border-color: #FFE2B0;
  box-shadow: 0 0 0 1px rgba(255, 79, 184, .5), 0 0 18px rgba(255, 120, 130, .7), inset 0 1px 0 rgba(255, 255, 255, .55);
}
[data-trip-theme="retro-tomorrow"] .ts-btn-3 {
  border-color: var(--rf-violet);
  box-shadow: 0 0 0 1px rgba(185, 138, 255, .4), 0 0 14px rgba(255, 79, 184, .55), inset 0 0 12px rgba(185, 138, 255, .35);
}
[data-trip-theme="retro-tomorrow"] .ts-btn:hover { filter: brightness(1.15) saturate(1.1); }

/* ---------- day cards: neon glass panels with a porthole ---------- */
[data-trip-theme="retro-tomorrow"] .ts-day-grid { gap: 14px; }
[data-trip-theme="retro-tomorrow"] .dc-li { --neon: var(--rf-cyan); }
[data-trip-theme="retro-tomorrow"] .dc-li:nth-child(3n + 2) { --neon: var(--rf-violet); }
[data-trip-theme="retro-tomorrow"] .day-card.dc-event { --neon: #FFC24A; }
[data-trip-theme="retro-tomorrow"] .day-card {
  min-height: 250px;
  border: 2px solid var(--neon);
  background:
    url("/img/themes/retro-tomorrow/stars.svg") 0 0 / 260px 260px,
    radial-gradient(80px 64px at 50% 108px, color-mix(in srgb, var(--accent) 70%, transparent), transparent 75%),
    linear-gradient(180deg, color-mix(in srgb, var(--accent) 70%, #2A1890) 0, color-mix(in srgb, var(--accent) 38%, #1B1C8C) 80px, #111A7A 150px, #0B1262 75%, #080D4A 100%);
  box-shadow:
    0 0 0 1px color-mix(in srgb, var(--neon) 40%, transparent),
    0 0 16px color-mix(in srgb, var(--neon) 60%, transparent),
    inset 0 0 16px color-mix(in srgb, var(--neon) 26%, transparent),
    0 12px 26px rgba(3, 6, 40, .6);
}
[data-trip-theme="retro-tomorrow"] .day-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 0 0 2px color-mix(in srgb, var(--neon) 55%, transparent),
    0 0 26px color-mix(in srgb, var(--neon) 80%, transparent),
    inset 0 0 20px color-mix(in srgb, var(--neon) 34%, transparent),
    0 14px 30px rgba(3, 6, 40, .6);
}
[data-trip-theme="retro-tomorrow"] .dc-head {
  padding: 9px 6px 8px;
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 78%, #0A0F52));
  border-bottom: 2px solid color-mix(in srgb, var(--accent) 45%, #FFFFFF);
  box-shadow: 0 3px 16px color-mix(in srgb, var(--accent) 85%, transparent);
}
[data-trip-theme="retro-tomorrow"] .dc-dow { font-family: var(--t-font-num); font-size: .7rem; font-weight: 700; letter-spacing: .18em; }
[data-trip-theme="retro-tomorrow"] .dc-date { font-family: var(--t-font-num); font-size: 1rem; font-weight: 800; letter-spacing: .03em; text-shadow: 0 0 10px rgba(255, 255, 255, .45); }
[data-trip-theme="retro-tomorrow"] .dc-body { position: relative; padding: 18px 8px 6px; gap: 6px; }
/* a ring around the porthole, so it reads as a little planet */
[data-trip-theme="retro-tomorrow"] .dc-body::before {
  content: "";
  position: absolute;
  top: 46px;
  left: 50%;
  width: 116px;
  height: 26px;
  margin-left: -58px;
  border: 2px solid color-mix(in srgb, var(--neon) 85%, #FFFFFF);
  border-radius: 50%;
  box-shadow: 0 0 10px color-mix(in srgb, var(--neon) 70%, transparent);
  transform: rotate(-14deg);
  opacity: .8;
  pointer-events: none;
}
[data-trip-theme="retro-tomorrow"] .dc-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: 78px;
  height: 78px;
  font-size: 2.7rem;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 32%, color-mix(in srgb, var(--accent) 60%, #FFFFFF) 0%, color-mix(in srgb, var(--accent) 70%, #1A2290) 45%, #0A1158 100%);
  border: 2px solid color-mix(in srgb, var(--neon) 80%, #FFFFFF);
  box-shadow: 0 0 16px color-mix(in srgb, var(--neon) 60%, transparent), inset 0 -8px 16px rgba(5, 8, 50, .55), inset 0 4px 10px rgba(255, 255, 255, .25);
  filter: drop-shadow(0 0 6px color-mix(in srgb, var(--accent) 60%, transparent));
}
[data-trip-theme="retro-tomorrow"] .dc-title {
  margin-top: 6px;
  font-family: var(--t-font-body);
  font-size: 1.06rem;
  font-weight: 700;
  color: #FFFFFF;
  text-shadow: 0 0 12px rgba(62, 240, 255, .4), 0 1px 2px rgba(0, 0, 0, .6);
}
[data-trip-theme="retro-tomorrow"] .dc-sub { font-weight: 600; }
[data-trip-theme="retro-tomorrow"] .dc-foot { padding-bottom: 12px; }
[data-trip-theme="retro-tomorrow"] .dc-plans { color: #B9C2FF; }
[data-trip-theme="retro-tomorrow"] .wx {
  color: #FFFFFF;
  background: rgba(4, 8, 50, .7);
  border: 1px solid color-mix(in srgb, var(--neon, #3EF0FF) 60%, transparent);
}
[data-trip-theme="retro-tomorrow"] .wx-typical { color: #D3D6EE; }
[data-trip-theme="retro-tomorrow"] .wx-rain { color: #8FE9FF; }
[data-trip-theme="retro-tomorrow"] .dc-warn { box-shadow: 0 0 10px rgba(255, 211, 110, .55); }
[data-trip-theme="retro-tomorrow"] .ts-banner { box-shadow: 0 0 0 2px #FFF0C4, 0 0 22px rgba(255, 211, 110, .55); }

/* ---------- info cards: bevelled console panels (9-slice neon frame) ---------- */
[data-trip-theme="retro-tomorrow"] .ts-info { gap: 22px; margin-top: 38px; }
[data-trip-theme="retro-tomorrow"] .info-card {
  padding: 22px 26px;
  background: none;
  border: 2px solid transparent;
  border-image: url("/img/themes/retro-tomorrow/panel.svg") 56 fill / 56px / 14px stretch;
  border-radius: 0;
  box-shadow: none;
}
[data-trip-theme="retro-tomorrow"] .info-card:nth-child(odd):not(.home-card) { border-image-source: url("/img/themes/retro-tomorrow/panel-alt.svg"); }
[data-trip-theme="retro-tomorrow"] .ic-kicker { font-family: var(--t-font-num); font-size: .68rem; letter-spacing: .22em; color: var(--rf-cyan-lt); opacity: 1; text-shadow: 0 0 8px rgba(62, 240, 255, .6); }
[data-trip-theme="retro-tomorrow"] .ic-title {
  font-weight: 400;
  font-size: 1.65rem;
  color: var(--rf-gold);
  text-shadow: 0 2px 0 #3B1488, 0 0 14px rgba(255, 158, 61, .55);
}
[data-trip-theme="retro-tomorrow"] .ic-line { color: #E9EAFF; }
[data-trip-theme="retro-tomorrow"] .ic-line b, [data-trip-theme="retro-tomorrow"] .leg-head { color: var(--rf-cyan-lt); }
[data-trip-theme="retro-tomorrow"] .leg + .leg { border-top-color: rgba(62, 240, 255, .4); }
[data-trip-theme="retro-tomorrow"] .pc-chip { background: rgba(62, 240, 255, .08); border: 1px solid rgba(62, 240, 255, .45); box-shadow: inset 0 0 10px rgba(62, 240, 255, .12); }
[data-trip-theme="retro-tomorrow"] .pc-emoji { background: #1A2290; box-shadow: 0 0 0 2px rgba(185, 138, 255, .7); }
[data-trip-theme="retro-tomorrow"] .pc-meta { color: #C6CCFA; }
[data-trip-theme="retro-tomorrow"] .reveal { background: rgba(62, 240, 255, .1); color: #FFFFFF; }

/* home base: a neon-lit space-age motel beside the address */
[data-trip-theme="retro-tomorrow"] .home-card { grid-template-columns: 260px minmax(0, 1fr) auto; gap: 24px; padding: 16px 26px 16px 14px; }
[data-trip-theme="retro-tomorrow"] .home-card .ic-art {
  width: 260px;
  height: 166px;
  font-size: 0;
  background: url("/img/themes/retro-tomorrow/home.svg") center / contain no-repeat;
  border-radius: 0;
}
[data-trip-theme="retro-tomorrow"] .home-card .ic-title { font-size: 2rem; }
[data-trip-theme="retro-tomorrow"] .ic-links { gap: 12px; }
[data-trip-theme="retro-tomorrow"] .ic-links .ts-btn { min-width: 196px; }
[data-trip-theme="retro-tomorrow"] .ic-links .ts-btn:nth-child(3) {
  color: #1A0B3D;
  background: linear-gradient(90deg, #FF4FB8 0%, #FF7FD0 55%, #D77BFF 100%);
  border-color: #FFD1F0;
  box-shadow: 0 0 0 1px rgba(255, 79, 184, .5), 0 0 18px rgba(255, 79, 184, .7), inset 0 1px 0 rgba(255, 255, 255, .5);
}

[data-trip-theme="retro-tomorrow"] .ts-nudge { background: rgba(10, 18, 96, .85); border-color: var(--rf-cyan); box-shadow: 0 0 14px rgba(62, 240, 255, .35); }
[data-trip-theme="retro-tomorrow"] .ts-footer { text-shadow: 0 1px 3px rgba(0, 0, 0, .8); }
[data-trip-theme="retro-tomorrow"] .ts-footer a { color: var(--rf-cyan-lt); }

/* ---------- themed dialogs ---------- */
[data-trip-theme="retro-tomorrow"] .sheet-inner {
  background:
    url("/img/themes/retro-tomorrow/stars.svg") 0 0 / 420px 420px,
    radial-gradient(90% 220px at 50% 0, rgba(124, 84, 255, .45), transparent 75%),
    linear-gradient(180deg, #101A7C 0%, #0A1262 45%, #080E4E 100%);
  border: 2px solid var(--rf-cyan);
  box-shadow: 0 0 0 1px rgba(62, 240, 255, .4), 0 0 26px rgba(62, 240, 255, .45), 0 0 60px rgba(185, 138, 255, .35), 0 30px 80px rgba(0, 0, 0, .55);
}
[data-trip-theme="retro-tomorrow"] .sheet-head {
  border-bottom: 0;
  background: linear-gradient(90deg, var(--rf-cyan), #9B6BFF, var(--rf-pink), var(--rf-orange)) left bottom / 100% 2px no-repeat;
}
[data-trip-theme="retro-tomorrow"] .sheet-title { font-size: 1.6rem; color: var(--rf-gold); text-shadow: 0 2px 0 #3B1488, 0 0 14px rgba(255, 158, 61, .55); }
[data-trip-theme="retro-tomorrow"] .sheet-x { color: #FFFFFF; }
[data-trip-theme="retro-tomorrow"] .ds-chip,
[data-trip-theme="retro-tomorrow"] .day-sheet .wx { color: #FFFFFF; background: #16207A; border: 1px solid rgba(62, 240, 255, .45); }
[data-trip-theme="retro-tomorrow"] .tl-item {
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 22%, #0E1870), #0E1870 60%);
  border: 1px solid rgba(62, 240, 255, .4);
  border-left: 6px solid var(--accent);
  box-shadow: 0 0 12px rgba(62, 240, 255, .18), inset 0 0 12px rgba(62, 240, 255, .08);
}
[data-trip-theme="retro-tomorrow"] .tl-time { font-family: var(--t-font-num); font-size: .74rem; color: var(--rf-cyan-lt); }
[data-trip-theme="retro-tomorrow"] .tl-tag { color: #C6CCFA; }
[data-trip-theme="retro-tomorrow"] .tl-edit { color: #FFFFFF; background: #16207A; border-color: rgba(62, 240, 255, .55); }
[data-trip-theme="retro-tomorrow"] .ds-add { border-top-color: rgba(62, 240, 255, .35); }
[data-trip-theme="retro-tomorrow"] .ds-add-btn { color: #FFFFFF; background: rgba(23, 35, 126, .85); border-color: rgba(62, 240, 255, .4); }
[data-trip-theme="retro-tomorrow"] .ds-add-btn:hover { border-color: var(--rf-cyan); box-shadow: 0 0 14px rgba(62, 240, 255, .45); }

/* ---------- tablet: hero stacks, the tower moves to the masthead's edge ---------- */
@container trip (max-width: 899px) {
  [data-trip-theme="retro-tomorrow"] .ts-masthead { min-height: 320px; }
  [data-trip-theme="retro-tomorrow"] .ts-masthead::after { right: -20px; height: min(calc(100% + 40px), 480px); }
  [data-trip-theme="retro-tomorrow"] .ts-deco-1 {
    bottom: auto;
    top: 64px;
    width: min(40%, 340px);
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 16%), linear-gradient(180deg, #000 50%, transparent 92%);
    -webkit-mask-composite: source-in;
    mask-image: linear-gradient(90deg, transparent 0, #000 16%), linear-gradient(180deg, #000 50%, transparent 92%);
    mask-composite: intersect;
  }
  [data-trip-theme="retro-tomorrow"] .ts-deco-2 { right: 26%; }
  [data-trip-theme="retro-tomorrow"] .ts-side { width: auto; gap: 18px 26px; }
  [data-trip-theme="retro-tomorrow"] .ts-count { margin: 30px 34px; }
  [data-trip-theme="retro-tomorrow"] .home-card { grid-template-columns: 170px minmax(0, 1fr); }
  [data-trip-theme="retro-tomorrow"] .home-card .ic-art { width: 170px; height: 110px; }
  [data-trip-theme="retro-tomorrow"] .home-card .ic-links { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; }
  [data-trip-theme="retro-tomorrow"] .ic-links .ts-btn { min-width: 0; flex: 1 1 160px; }
}

/* ---------- phone: smaller scene, cards turn sideways ---------- */
@container trip (max-width: 599px) {
  [data-trip-theme="retro-tomorrow"] .ts-wrap { padding-top: 26px; }
  [data-trip-theme="retro-tomorrow"] .ts-hero { margin-bottom: 30px; }
  [data-trip-theme="retro-tomorrow"] .ts-masthead { min-height: 0; padding: 40px 0 18px; }
  [data-trip-theme="retro-tomorrow"] .ts-masthead::before { width: 128px; left: -10px; top: -20px; }
  [data-trip-theme="retro-tomorrow"] .ts-masthead::after { right: -18px; top: -14px; bottom: auto; height: 250px; opacity: .8; }
  [data-trip-theme="retro-tomorrow"] .ts-deco-1 { display: none; }
  [data-trip-theme="retro-tomorrow"] .ts-deco-2 { top: 8px; right: 30%; width: 84px; }
  [data-trip-theme="retro-tomorrow"] .ts-hero::before { bottom: -30px; height: 150px; }
  [data-trip-theme="retro-tomorrow"] .ts-hero::after { bottom: -46px; height: 64px; }
  [data-trip-theme="retro-tomorrow"] .ts-frame { padding: 10px 6px; }
  [data-trip-theme="retro-tomorrow"] .ts-frame::before, [data-trip-theme="retro-tomorrow"] .ts-frame::after { display: none; }
  [data-trip-theme="retro-tomorrow"] .ts-eyebrow { font-size: .64rem; letter-spacing: .26em; }
  [data-trip-theme="retro-tomorrow"] .ts-eyebrow::before, [data-trip-theme="retro-tomorrow"] .ts-eyebrow::after { width: 18px; margin: 0 8px; }
  [data-trip-theme="retro-tomorrow"] .ts-title { transform: rotate(-3deg); -webkit-text-stroke-width: .6px; }
  [data-trip-theme="retro-tomorrow"] .ts-dates { font-size: .98rem; }
  [data-trip-theme="retro-tomorrow"] .ts-side { gap: 14px; }
  [data-trip-theme="retro-tomorrow"] .ts-count { width: auto; min-height: 0; margin: 0 22px; padding: 8px 18px; }
  [data-trip-theme="retro-tomorrow"] .ts-count::before { inset: -20px -26px; }
  [data-trip-theme="retro-tomorrow"] .ts-count-n { font-size: 2.3rem; }
  [data-trip-theme="retro-tomorrow"] .ts-actions .ts-btn { padding: 8px 12px; font-size: .7rem; letter-spacing: .06em; }
  [data-trip-theme="retro-tomorrow"] .day-card { min-height: 88px; }
  [data-trip-theme="retro-tomorrow"] .day-card {
    background:
      url("/img/themes/retro-tomorrow/stars.svg") 0 0 / 260px 260px,
      linear-gradient(90deg, color-mix(in srgb, var(--accent) 34%, #1B1C8C) 0, #111A7A 45%, #0B1262 100%);
  }
  [data-trip-theme="retro-tomorrow"] .dc-head {
    background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 78%, #0A0F52));
    border-bottom: 0;
    border-right: 2px solid color-mix(in srgb, var(--accent) 45%, #FFFFFF);
  }
  [data-trip-theme="retro-tomorrow"] .dc-date { font-size: .84rem; letter-spacing: 0; white-space: nowrap; }
  [data-trip-theme="retro-tomorrow"] .dc-body { padding: 10px 6px 10px 12px; }
  [data-trip-theme="retro-tomorrow"] .dc-body::before { display: none; }
  [data-trip-theme="retro-tomorrow"] .dc-icon { width: 50px; height: 50px; font-size: 1.65rem; }
  [data-trip-theme="retro-tomorrow"] .dc-title { margin-top: 0; font-size: 1rem; }
  [data-trip-theme="retro-tomorrow"] .dc-foot { padding-bottom: 8px; }
  [data-trip-theme="retro-tomorrow"] .ts-backdrop::before, [data-trip-theme="retro-tomorrow"] .ts-backdrop::after { width: 200px; height: 152px; }
  [data-trip-theme="retro-tomorrow"] .info-card { padding: 20px 18px; }
  [data-trip-theme="retro-tomorrow"] .home-card { grid-template-columns: 104px minmax(0, 1fr); gap: 12px; padding: 16px 16px 18px 10px; }
  [data-trip-theme="retro-tomorrow"] .home-card .ic-art { width: 104px; height: 70px; }
  [data-trip-theme="retro-tomorrow"] .home-card .ic-title { font-size: 1.6rem; }
}

@keyframes rf-twinkle { from { opacity: .7; } to { opacity: 1; } }


/* ---------- resort postcard frame: neon edge; the postcard sets its own column width ---------- */
[data-trip-theme="retro-tomorrow"] .home-card {
  --resort-frame: 3px solid var(--rf-cyan);
  --resort-shadow: 0 0 0 2px var(--rf-deep), 0 0 18px rgba(62, 240, 255, .55);
  --resort-radius: 16px;
}
[data-trip-theme="retro-tomorrow"] .home-card:has(.ic-resort) { grid-template-columns: auto minmax(0, 1fr) auto; }
@container trip (max-width: 899px) {
  [data-trip-theme="retro-tomorrow"] .home-card:has(.ic-resort) { grid-template-columns: auto minmax(0, 1fr); }
}
@container trip (max-width: 599px) {
  [data-trip-theme="retro-tomorrow"] .home-card:has(.ic-resort) { grid-template-columns: minmax(0, 1fr); }
}

@media print {
  [data-trip-theme="retro-tomorrow"] .ts-title,
  [data-trip-theme="retro-tomorrow"] .ts-count-n { background: none !important; color: #000 !important; filter: none !important; -webkit-text-stroke: 0 !important; }
  [data-trip-theme="retro-tomorrow"] .info-card { border-image: none !important; }
  [data-trip-theme="retro-tomorrow"] .ts-count::before { display: none !important; }
}