/* ---------- Naturi Pool Designer ---------- */
body:has(.dz) .site-header { background: rgba(7,7,7,.94); border-color: var(--line); }
.dz [hidden] { display: none !important; }

.dz {
  display: grid; padding-top: var(--header-h);
  grid-template-columns: 1fr;
}
@media (min-width: 1000px) {
  .dz { grid-template-columns: minmax(360px, 410px) 1fr; height: 100vh; height: 100dvh; min-height: 640px; }
}

/* Panel */
.dz-panel { order: 2; padding: 1.75rem var(--gutter) 3rem; border-right: 1px solid var(--line); background: var(--bg); }
@media (min-width: 1000px) {
  .dz-panel { order: 0; overflow-y: auto; padding: 2rem 1.75rem 3rem; scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
}
.dz-intro { margin-bottom: 1.5rem; }
.dz-intro .eyebrow { margin-bottom: .9rem; }
.dz-title { font-size: clamp(2rem, 1.6rem + 1.4vw, 2.6rem); margin-bottom: .75rem; }
.dz-title .script { font-size: 1.05em; }

.dz-step { padding-block: 1.6rem; border-top: 1px solid var(--line); display: grid; gap: 1rem; transition: opacity var(--t-med); }
.dz-step.is-locked { opacity: .38; pointer-events: none; }
.dz-step-h { display: flex; align-items: baseline; gap: .85rem; font-size: 1.55rem; }
.dz-step-h .num { font-family: var(--f-sans); font-size: var(--fs-xs); letter-spacing: .2em; color: var(--muted); }
.dz-label { font-size: var(--fs-xs); letter-spacing: .22em; text-transform: uppercase; color: var(--muted); margin: .25rem 0 -.35rem; }
.dz-fine { font-size: var(--fs-sm); color: var(--muted); line-height: 1.55; margin: 0; }
.dz-status { font-size: var(--fs-sm); color: var(--silver); margin: 0; min-height: 1em; }
.dz-status:empty { display: none; }
.dz-status.is-error { color: var(--danger); }

.dz-row { display: flex; gap: .5rem; align-items: center; }
.dz-row--wrap { flex-wrap: wrap; }
.dz-grid2 { display: grid; gap: 1rem; grid-template-columns: 1fr 1fr; }
@media (max-width: 420px) { .dz-grid2 { grid-template-columns: 1fr; } }

.dz-btn { min-height: 48px; padding: .75rem 1.4rem; }

/* Inputs */
.dz-search { display: flex; gap: .5rem; }
.dz-search input, .dz-field input, .dz-field select, .dz-field textarea {
  width: 100%; min-height: 48px; padding: .7rem .9rem; background: var(--bg-2); border: 1px solid var(--line-strong); border-radius: var(--radius);
  color: var(--platinum); font-size: 1rem; font-weight: 300; transition: border-color var(--t-fast), background-color var(--t-fast);
}
.dz-search input { flex: 1; min-width: 0; }
.dz-search input:focus, .dz-field input:focus, .dz-field select:focus, .dz-field textarea:focus { outline: none; border-color: var(--platinum); background: var(--bg-3); }
.dz-field { display: grid; gap: .45rem; font-size: var(--fs-xs); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.dz-field output { float: right; letter-spacing: .05em; color: var(--platinum); }
.dz-field select { appearance: none; -webkit-appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--silver) 50%), linear-gradient(135deg, var(--silver) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 2.4rem; }
.dz-field textarea { min-height: 84px; resize: vertical; text-transform: none; letter-spacing: normal; }
.dz-field.has-error input { border-color: var(--danger); }
.dz input[type="range"] { width: 100%; accent-color: var(--silver); min-height: 32px; padding: 0; background: none; border: 0; }
.dz input[type="file"] { font-size: var(--fs-sm); color: var(--muted); max-width: 100%; }
.dz input[type="file"]::file-selector-button { font: inherit; font-size: var(--fs-xs); letter-spacing: .18em; text-transform: uppercase; color: var(--platinum); background: transparent; border: 1px solid var(--line-strong); padding: .6rem 1rem; margin-right: .8rem; cursor: pointer; }
.dz-form { display: grid; gap: 1rem; }

/* Chips */
.dz-chip {
  display: inline-flex; align-items: center; gap: .4rem; min-height: 40px; padding: .45rem .9rem;
  font-size: var(--fs-sm); color: var(--text); background: transparent; border: 1px solid var(--line-strong); border-radius: 999px; cursor: pointer;
  transition: background-color var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}
.dz-chip:hover { border-color: var(--platinum); color: var(--platinum); }
.dz-chip[aria-pressed="true"], .dz-chip.is-on { background: var(--platinum); color: var(--bg); border-color: var(--platinum); }
.dz-chip--quiet { border-color: transparent; color: var(--muted); }

/* Cards */
.dz-card { border: 1px solid var(--line); padding: 1rem 1.1rem; background: var(--bg-2); display: grid; gap: .6rem; }
.dz-card--note { border-color: rgba(242,199,110,.35); background: rgba(242,199,110,.06); font-size: var(--fs-sm); }
.dz-card-h { font-size: var(--fs-xs); letter-spacing: .22em; text-transform: uppercase; color: var(--muted); margin: 0; }
.dz-dl { display: grid; grid-template-columns: auto 1fr; gap: .25rem 1rem; margin: 0; font-size: var(--fs-sm); }
.dz-dl dt { color: var(--muted); }
.dz-dl dd { margin: 0; color: var(--platinum); }

.dz-sub { border: 1px solid var(--line); padding: .2rem 1.1rem; }
.dz-sub[open] { padding-bottom: 1rem; }
.dz-sub summary { cursor: pointer; padding: .8rem 0; font-size: var(--fs-sm); color: var(--platinum); list-style-position: inside; }
.dz-sub > * + * { margin-top: .8rem; }
.dz-survey-ctrl { display: grid; gap: .5rem; }
.dz-survey-ctrl label { display: grid; grid-template-columns: 4.5rem 1fr 3.5rem; align-items: center; gap: .5rem; font-size: var(--fs-sm); color: var(--muted); }
.dz-survey-ctrl output { color: var(--platinum); font-size: var(--fs-xs); text-align: right; }

/* Presets & tools */
.dz-presets { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; }
.dz-presets button {
  display: grid; gap: .1rem; text-align: left; padding: .8rem .9rem; background: var(--bg-2); border: 1px solid var(--line); cursor: pointer;
  transition: border-color var(--t-fast), background-color var(--t-fast);
}
.dz-presets button:hover { border-color: var(--platinum); background: var(--bg-3); }
.dz-presets b { font-family: var(--f-serif); font-weight: 400; font-size: 1.2rem; color: var(--platinum); }
.dz-presets span { font-size: .78rem; color: var(--muted); line-height: 1.35; }

.dz-tools { display: grid; grid-template-columns: 1fr 1fr; gap: .4rem; }
.dz-tools button {
  display: flex; align-items: center; gap: .6rem; min-height: 44px; padding: .5rem .75rem; font-size: var(--fs-sm); text-align: left;
  background: transparent; border: 1px solid var(--line); color: var(--text); cursor: pointer; transition: all var(--t-fast);
}
.dz-tools button:hover { border-color: var(--line-strong); color: var(--platinum); }
.dz-tools button.is-on { border-color: var(--platinum); background: rgba(255,255,255,.06); color: var(--platinum); }
.sw { flex: none; width: 14px; height: 14px; border-radius: 50%; border: 1px solid rgba(255,255,255,.5); }
.sw--pool { background: #3fa3b3; } .sw--beach { background: #ead7a8; } .sw--shelf { background: #8fd3d3; }
.sw--regen { background: #6f8f4e; } .sw--spa { background: #2f7f92; } .sw--boulder { background: #a89a84; border-radius: 30% 45% 40% 35%; }
.sw--deck { background: #d8ccb6; border-radius: 2px; }

/* Stats */
.dz-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.dz-stats:empty { display: none; }
.dz-stat { background: var(--bg); padding: .7rem .75rem; }
.dz-stat b { display: block; font-family: var(--f-serif); font-weight: 400; font-size: 1.35rem; color: var(--platinum); line-height: 1.2; }
.dz-stat span { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.dz-warn { font-size: var(--fs-sm); margin: 0; padding: .7rem .9rem; border-left: 2px solid #f2c76e; background: rgba(242,199,110,.08); color: #f4dca6; }
.dz-warn.is-ok { border-color: #7fc8a0; background: rgba(127,200,160,.07); color: #bfe5cf; }

/* Render output */
.dz-render { margin: 0; border: 1px solid var(--line); }
.dz-render img { width: 100%; }
.dz-render figcaption { display: flex; justify-content: space-between; gap: 1rem; padding: .6rem .8rem; font-size: .8rem; color: var(--muted); }
.dz-render a { color: var(--platinum); text-decoration: underline; text-underline-offset: 3px; }

/* Stage */
.dz-stage { position: relative; order: 1; height: 62vh; height: 62svh; min-height: 380px; background: #0b0d0d; overflow: hidden; }
@media (min-width: 1000px) { .dz-stage { order: 0; height: auto; min-height: 0; } }
.dz-map, .dz-3d { position: absolute; inset: 0; }
.dz-map { z-index: 0; }
.dz-3d { z-index: 950; background: #cfdde6; touch-action: none; }
.dz-3d canvas { display: block; width: 100% !important; height: 100% !important; }
.dz-map { background: #101414; font-family: var(--f-sans); }
.dz-map.is-drawing, .dz-map.is-drawing .leaflet-interactive { cursor: crosshair; }

.dz-switch { position: absolute; z-index: 1000; left: 50%; bottom: 2rem; white-space: nowrap; transform: translateX(-50%); display: flex; background: rgba(7,7,7,.82); border: 1px solid var(--line-strong); border-radius: 999px; padding: 3px; backdrop-filter: blur(8px); }
.dz-switch button { min-height: 38px; padding: .4rem 1.1rem; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font-size: var(--fs-xs); letter-spacing: .18em; text-transform: uppercase; cursor: pointer; }
.dz-switch button[aria-pressed="true"] { background: var(--platinum); color: var(--bg); }
.dz-switch button:disabled { opacity: .35; cursor: not-allowed; }

.dz-hint {
  position: absolute; z-index: 1000; top: .9rem; left: 50%; transform: translateX(-50%); width: max-content; max-width: calc(100% - 2rem);
  display: flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: .4rem .8rem; padding: .55rem .6rem .55rem 1.1rem;
  background: rgba(7,7,7,.88); border: 1px solid var(--line-strong); border-radius: 999px; font-size: var(--fs-sm); color: var(--platinum); backdrop-filter: blur(8px);
}
.dz-hint button { min-height: 34px; padding: .3rem .9rem; border-radius: 999px; border: 1px solid var(--line-strong); background: transparent; color: var(--platinum); font-size: .8rem; cursor: pointer; }
.dz-hint #dz-hint-done { background: var(--platinum); color: var(--bg); border-color: var(--platinum); }
.dz-hint button[hidden] { display: none; }

.dz-empty { position: absolute; inset: 0; z-index: 900; display: grid; place-content: center; text-align: center; gap: .5rem; padding: 2rem; pointer-events: none;
  background: radial-gradient(60% 60% at 50% 50%, rgba(7,7,7,.55), rgba(7,7,7,.85)); color: var(--muted); }
.dz-empty .caps { color: var(--platinum); }
.dz-empty p:last-child { max-width: 30em; margin-inline: auto; font-size: var(--fs-sm); }
.dz-empty[hidden] { display: none; }

.dz-loading { position: absolute; inset: 0; z-index: 1100; display: grid; place-content: center; justify-items: center; gap: 1rem; background: rgba(7,7,7,.6); color: var(--platinum); font-size: var(--fs-sm); letter-spacing: .1em; }
.dz-loading[hidden] { display: none; }
.dz-loading span { width: 38px; height: 38px; border: 1px solid var(--line-strong); border-top-color: var(--platinum); border-radius: 50%; animation: dz-spin 900ms linear infinite; }
@keyframes dz-spin { to { transform: rotate(360deg); } }

/* Leaflet overrides */
.dz-map .leaflet-control-zoom a, .dz-map .leaflet-control-layers { background: rgba(7,7,7,.85); color: var(--platinum); border-color: var(--line-strong); }
.dz-map .leaflet-bar { border: 1px solid var(--line-strong); }
.dz-map .leaflet-control-layers { color: var(--text); font-size: .8rem; }
.dz-map .leaflet-control-attribution { background: rgba(7,7,7,.7); color: var(--muted); font-size: .65rem; }
.dz-map .leaflet-control-attribution a { color: var(--silver); }
.dz-survey { position: absolute; max-width: none !important; transform-origin: 50% 50%; pointer-events: none; user-select: none; -webkit-user-drag: none; }
.dz-survey.is-movable { pointer-events: auto; cursor: move; outline: 1px dashed #f2c76e; }

.dz-h, .dz-mid, .dz-move, .dz-first {
  border-radius: 50%; background: #fff; border: 2px solid #0b2a30; box-shadow: 0 1px 4px rgba(0,0,0,.5);
}
.dz-mid { background: rgba(255,255,255,.55); border-width: 1px; }
.dz-move { display: grid !important; place-items: center; background: #0b2a30; border-color: #fff; color: #fff; font-size: 13px; line-height: 1; cursor: move; }
.dz-first { background: #f2c76e; }
.dz-label-edge, .dz-label-sb {
  background: none !important; border: 0 !important; white-space: nowrap; font: 500 11px/1 var(--f-sans); color: #fff; text-shadow: 0 0 3px #000, 0 0 6px #000;
  display: grid !important; place-items: center;
}
.dz-label-sb { color: #ffd98a; font-size: 12px; }
.dz-label-sb.is-ok { color: #c4f0d6; }