/* =========================
   Base + Color System (Yellow theme)
   ========================= */
:root{
  --bg-frame: #000000;
  --bg-outside: var(--yellow);
  --black: #0a0a0a;
  --color-accent: #ff8b3d;
  --color-bg: #000000;
  --color-primary: #000000;
  --color-text: #eaeef2;
  --yellow: #ffffff;
  --control-gap: 10px;
  --control-height: 44px;
  --fg: var(--black);
  --pad: 12px;
  --pad-1: 12px;
  --pad-2: 16px;
  --pad-3: 24px;
  --radius: 24px;
  --shadow: 0 6px 24px rgba(0,0,0,.50);
  --step--1: clamp(12px, 0.90rem + 0.20vw, 14px);
  --step-0: clamp(14px, 1.00rem + 0.40vw, 16px);
  --step-1: clamp(16px, 1.10rem + 0.60vw, 18px);
  --step-2: clamp(18px, 1.20rem + 0.90vw, 22px);
  --step-3: clamp(20px, 1.20rem + 1.40vw, 26px);
  --white: #ffffff;
}


/* =========================
   Custom font @ /fonts/MICHROMA.TTF
   ========================= */
@font-face{
  font-family: "michroma";
  src: url("Michroma-Regular.ttf") format("opentype");
  font-weight: 400 800;
  font-style: normal;
  font-display: swap;
}

html,body{
  margin:0; padding:0; height:100%;
  color: var(--fg);
  font-family: "michroma", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: var(--step-0);
  -webkit-tap-highlight-color: transparent;
}

/* yellow surround */
body{
  background: var(--bg-outside);
  position: relative;
}
body::before,
body::after{
  content:"";
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
}
body::before{
  background:
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(0,0,0,0.04)),
    repeating-linear-gradient(135deg,
      rgba(255,255,255,0.02) 0 2px,
      rgba(0,0,0,0.02) 2px 4px);
  mix-blend-mode: multiply;
}
body::after{
  background:
    radial-gradient(120% 80% at 50% 20%, transparent 60%, rgba(0,0,0,0.08) 100%),
    radial-gradient(100% 70% at 50% 90%, transparent 50%, rgba(0,0,0,0.06) 100%);
  mix-blend-mode: multiply;
}

/* =========================
   Shell Layout
   ========================= */
.shell{
  position: relative; z-index: 1;
  display:grid;
  grid-template-rows: auto 1fr auto;
  min-height: 100svh;
}

/* Top info bar */
.top-info{
  display:flex; align-items:center; justify-content:center;
  gap: 6px; padding: 10px var(--pad-2);
  color: var(--black);
  text-align:center;
}
.t1{ font-size: var(--step-2); font-weight: 800; line-height: 1.05; }
.t2{ font-size: var(--step--1); opacity: 0.85; }

/* =========================
   Recessed Frame (viewer & hub)
   ========================= */
.frame-wrap{
  display:grid; place-items:center;
  padding: 6px var(--pad-2);
  height: 100%;
}
.frame{
  width: 100%;
  height: 100%;
  max-width: 1400px;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  background: var(--bg-frame);
  /* recessed / cut-out look */
  box-shadow:
    inset 0 10px 20px rgba(0,0,0,0.55),
    inset 0 -8px 16px rgba(0,0,0,0.35),
    0 0 0 6px rgba(0,0,0,0.15);
}
.frame::before{
  content:"";
  position:absolute; inset:0; border-radius: var(--radius);
  background:
    radial-gradient(140% 100% at 0% 0%, rgba(255,255,255,0.12), transparent 60%),
    radial-gradient(120% 120% at 100% 100%, rgba(0,0,0,0.22), transparent 60%);
  pointer-events:none;
  mix-blend-mode: soft-light;
}
@media (max-width: 900px), (max-height: 700px) {
  .frame{ width: min(100%, 760px); height: min(78svh, 100svw * 1.6); }
}
.scene, .map { position:absolute; inset:0; }

/* =========================
   Floating Panels (Start / Settings)
   ========================= */
.panel{
  position: absolute; inset: 0;
  display: grid; place-items: center;
  background: transparent; /* keep scene/map visible */
  z-index: 10;
}
.card{
  width: min(92%, 820px);
  max-height: calc(100% - 40px);
  overflow: auto;
  position: relative;
  border-radius: 18px;
  padding: var(--pad-3);
  /* neutral floating glass over dark frame content */
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: 0 18px 38px rgba(0,0,0,0.28);
  backdrop-filter: blur(6px);
}
.card h1{ font-size: var(--step-3); margin: 0 0 var(--pad-2); }
.controls-list{ margin: 0 0 var(--pad-2); padding-left: 1.2em; }
.controls-list li{ margin: 6px 0; }
.hr{ height: 1px; background: rgba(255,255,255,0.18); margin: 12px 0 var(--pad-2); }

/* =========================
   Settings Grid (viewer)
   ========================= */
.settings-grid{ display: grid; grid-template-columns: 1fr; gap: var(--control-gap); }
@media (min-width: 840px){ .settings-grid{ grid-template-columns: 1fr 1fr; } }
.control{ display:grid; gap:6px; }
.control .row{ display:flex; align-items:center; justify-content:space-between; gap:10px; }
.control .value{ font-variant-numeric: tabular-nums; opacity: 0.9; color: #fff; }

/* =========================
   Flat Buttons & Inputs
   ========================= */
.button, button, .text, .select{
  font-family: inherit;
  border-radius: 12px;
  border: 2px solid var(--black);
}
.button, button{
  display:inline-flex; align-items:center; justify-content:center;
  min-height: var(--control-height);
  padding: 0 var(--pad-2);
  font-weight: 800; cursor:pointer;
  color: var(--black); background: var(--white);
}
.button--primary{ background: var(--black); color: var(--white); border-color: var(--black); }

.text, .select{
  background: var(--white); color: var(--black);
  padding: 10px 12px; min-height: 44px;
}

/* Flat Range Sliders */
input[type="range"].range{
  width:100%;
  height: 34px;
  -webkit-appearance: none; appearance: none;
  background: transparent; outline: none;
}
.range::-webkit-slider-runnable-track{
  height: 8px; border-radius: 6px;
  background: rgba(255,255,255,0.35);
}
.range::-moz-range-track{
  height: 8px; border-radius: 6px;
  background: rgba(255,255,255,0.35);
}
.range::-webkit-slider-thumb{
  -webkit-appearance: none; appearance: none;
  width: 22px; height: 22px; border-radius: 6px;
  background: var(--white);
  border: 2px solid var(--black);
  margin-top: -7px;
}
.range::-moz-range-thumb{
  width: 22px; height: 22px; border-radius: 6px;
  background: var(--white);
  border: 2px solid var(--black);
}

/* =========================
   Bottom Bar (aligned to frame)
   ========================= */
.bottom-bar{ color: var(--black); padding: 10px var(--pad-2) 16px; }
.bar-inner{
  margin: 0 auto;
  max-width: 1400px; /* match frame */
  display: grid;
  grid-template-columns: auto 1fr auto; /* left | center | right */
  align-items: center;
  gap: 10px;
}
.hud-info{
  justify-self:center;
  display:flex; gap: 14px;
  font-size: var(--step--1);
  opacity: 0.9;
}
#handIcon{ display:none !important; }  /* viewer */

/* =========================
   Hub list view specifics
   ========================= */
.list{
  position:absolute; inset:0; background: #000; color:#fff; overflow:auto;
}
.list__head{
  position: sticky; top:0; z-index:1;
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding: 10px var(--pad-2);
  background:#000;
  border-bottom:1px solid rgba(255,255,255,0.12);
}
.list__filters{ display:flex; gap:8px; align-items:center; }
.list__body{ display:grid; gap:10px; padding: 12px var(--pad-2) 18px; }

.card-row{
  display:grid; grid-template-columns: 96px 1fr auto; gap:12px; align-items:center;
  background:#0d0d0d; border:1px solid rgba(255,255,255,0.12); border-radius:12px; padding:12px;
}
.card-row__thumb{
  width:96px; height:96px; object-fit:cover; border-radius:10px; background:#222; border:1px solid rgba(255,255,255,0.12);
}
.card-row__title{ font-size: var(--step-1); font-weight:800; }
.card-row__sub{ font-size: var(--step--1); opacity:0.85; }
.card-row__open .button{ padding: 0 14px; }

/* Leaflet markers styled to theme */
.leaflet-marker-icon, .leaflet-div-icon { border:none; background:transparent; }
.custom-thumb .marker-thumb{
  display:block; width:48px; height:48px; object-fit:cover;
  border-radius:10px; border:2px solid var(--white); box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

/* A11y */
.visually-hidden{ position:absolute !important; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }

/* Mobile tweaks */
@media (max-width: 768px){
  .card{ width: min(94%, 620px); padding: 18px; max-height: calc(100% - 32px); }
  .bottom-bar{ padding: 10px var(--pad-2) 12px; }
}