:root {
  color-scheme: dark;
  --bg: #0d1622;
  --bg-alt: #101b29;
  --panel: rgba(18, 29, 44, 0.92);
  --panel-strong: rgba(14, 24, 37, 0.96);
  --text: #e7eef8;
  --muted: #a4b1c5;
  --line: rgba(151, 174, 205, 0.18);
  --line-strong: rgba(151, 174, 205, 0.28);
  --accent: #5ba9ff;
  --accent-dark: #3d8ce7;
  --accent-soft: rgba(91, 169, 255, 0.16);
  --accent-mint: #6cc4b8;
  --danger: #ff8b86;
  --danger-dark: #cf534c;
  --radius: 16px;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
}
* { box-sizing: border-box; }
html { background: radial-gradient(circle at top, #142236 0%, var(--bg) 54%, #0a121b 100%); }
body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, rgba(13,22,34,0.98) 0%, rgba(12,20,31,1) 100%);
  -webkit-tap-highlight-color: transparent;
  position: relative;
  overflow-x: hidden;
}
.ambient-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
}
.ambient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(50px);
  opacity: 0.18;
}
.orb-one {
  width: 320px;
  height: 320px;
  right: -80px;
  top: -70px;
  background: radial-gradient(circle, rgba(108,196,184,0.55) 0%, rgba(108,196,184,0) 70%);
}
.orb-two {
  width: 380px;
  height: 380px;
  left: -120px;
  bottom: 8%;
  background: radial-gradient(circle, rgba(91,169,255,0.42) 0%, rgba(91,169,255,0) 72%);
}
.meter-watermark {
  position: absolute;
  right: -110px;
  top: 74px;
  width: min(46vw, 560px);
  max-width: 560px;
  opacity: 0.9;
}
button, input, select, textarea { font: inherit; }
button {
  appearance: none;
  border: 1px solid transparent;
  background: linear-gradient(180deg, #64b0ff 0%, #498ee0 100%);
  color: #f8fbff;
  padding: 11px 15px;
  border-radius: 10px;
  font-weight: 700;
  cursor: pointer;
  min-height: 44px;
  box-shadow: 0 8px 18px rgba(63, 125, 207, 0.22);
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
}
button:hover { background: linear-gradient(180deg, #6ab5ff 0%, #3d8ce7 100%); box-shadow: 0 10px 20px rgba(63,125,207,.28); }
button:active { transform: translateY(1px); }
button.secondary {
  background: rgba(255,255,255,0.05);
  color: var(--text);
  border: 1px solid var(--line-strong);
  box-shadow: none;
}
button.secondary:hover { background: rgba(255,255,255,0.08); }
button.danger { color: #ffd6d4; border-color: rgba(255,139,134,0.28); }
button.danger:hover { background: rgba(255,139,134,0.10); }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: calc(12px + env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) 12px max(18px, env(safe-area-inset-left));
  background: rgba(9, 16, 25, 0.76);
  border-bottom: 1px solid rgba(151,174,205,0.14);
  backdrop-filter: blur(18px);
}
.app-header h1 { margin: 0; font-size: 1.28rem; letter-spacing: 0.01em; }
.version { font-size: .78rem; color: var(--muted); margin-top: 1px; }
.header-actions { display: flex; gap: 8px; }
main {
  position: relative;
  z-index: 1;
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px;
  padding-bottom: calc(40px + env(safe-area-inset-bottom));
}
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
  backdrop-filter: blur(10px);
}
.hero-panel {
  padding: 30px;
  background: linear-gradient(135deg, rgba(16,31,47,0.98) 0%, rgba(14,24,37,0.98) 58%, rgba(23,42,65,0.95) 100%);
  overflow: hidden;
}
.hero-layout {
  display: grid;
  grid-template-columns: minmax(0,1.4fr) minmax(220px, .9fr);
  gap: 24px;
  align-items: center;
}
.hero-copy { position: relative; z-index: 1; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 11px;
  border-radius: 999px;
  background: rgba(108,196,184,0.10);
  border: 1px solid rgba(108,196,184,0.24);
  color: #d5f2ee;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}
.hero-panel h2 { margin: 0 0 10px; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.hero-panel p { max-width: 780px; color: #b9c5d7; line-height: 1.6; margin: 0 0 18px; }
.hero-graphic {
  justify-self: end;
  width: min(100%, 320px);
  aspect-ratio: 1;
  border-radius: 28px;
  background: radial-gradient(circle at 20% 20%, rgba(108,196,184,0.14), rgba(108,196,184,0) 36%), rgba(7, 14, 23, 0.30);
  border: 1px solid rgba(151,174,205,0.14);
  display: grid;
  place-items: center;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}
.hero-graphic svg { width: 100%; height: 100%; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.section-head h2 { margin: 0; }
.survey-list { display: grid; gap: 10px; }
.survey-card {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.025);
  border-radius: 12px;
  padding: 15px;
}
.survey-card h3 { margin: 0 0 6px; }
.survey-card-meta { color: var(--muted); font-size: .9rem; display: flex; flex-wrap: wrap; gap: 8px 16px; }
.empty-list { color: var(--muted); padding: 22px 0; text-align: center; }
.editor-topbar { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; margin-bottom: 12px; }
.editor-title-wrap { min-width: 0; display: flex; flex-direction: column; text-align: center; }
.editor-title-wrap strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#saveStatus { font-size: .75rem; color: var(--muted); }
.tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: rgba(10, 18, 28, 0.88);
  border: 1px solid rgba(151,174,205,0.12);
  border-radius: 12px;
  padding: 4px;
  margin-bottom: 16px;
  position: sticky;
  top: 79px;
  z-index: 40;
  backdrop-filter: blur(12px);
}
.tab { background: transparent; color: #c4d1e2; min-height: 42px; box-shadow: none; }
.tab:hover { background: rgba(255,255,255,.05); }
.tab.active {
  background: linear-gradient(180deg, rgba(108,196,184,0.18) 0%, rgba(91,169,255,0.16) 100%);
  color: #eef6ff;
  border-color: rgba(91,169,255,0.22);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
}
.form-grid { display: grid; gap: 14px; }
.two-col { grid-template-columns: repeat(2, minmax(0,1fr)); }
.three-col { grid-template-columns: repeat(3, minmax(0,1fr)); }
.four-col { grid-template-columns: repeat(4, minmax(0,1fr)); }
.span-2 { grid-column: span 2; }
label { display: flex; flex-direction: column; gap: 6px; font-size: .88rem; font-weight: 700; color: #d9e2f1; }
input, select, textarea {
  width: 100%;
  border: 1px solid rgba(151,174,205,0.18);
  background: rgba(8, 16, 26, 0.92);
  color: var(--text);
  border-radius: 10px;
  padding: 11px 12px;
  min-height: 44px;
  outline: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}
input::placeholder, textarea::placeholder { color: #7787a0; }
textarea { resize: vertical; min-height: 82px; }
input:focus, select:focus, textarea:focus {
  border-color: rgba(91,169,255,0.7);
  box-shadow: 0 0 0 3px rgba(91,169,255,.16);
}
h3 { margin: 24px 0 12px; font-size: 1rem; color: #f2f6fd; }
.point-layout { display: grid; grid-template-columns: 300px minmax(0,1fr); gap: 16px; }
.points-sidebar { align-self: start; position: sticky; top: 145px; max-height: calc(100vh - 175px); overflow: auto; }
.points-list { display: grid; gap: 8px; }
.point-list-item {
  width: 100%;
  text-align: left;
  background: rgba(255,255,255,0.035);
  color: #dce6f2;
  border: 1px solid var(--line);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
}
.point-list-item:hover { background: rgba(255,255,255,0.06); }
.point-list-item.active { border-color: rgba(91,169,255,0.6); background: rgba(91,169,255,0.12); }
.point-num { font-weight: 800; color: #9cccff; }
.point-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.point-db { font-size: .82rem; color: var(--muted); }
.empty-state {
  padding: 50px 15px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed rgba(151,174,205,0.22);
  border-radius: 12px;
  background: rgba(255,255,255,0.02);
}
.inline-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 12px; }
.photo-row { display: grid; grid-template-columns: minmax(220px, 1fr) auto; gap: 15px; align-items: start; }
.photo-preview {
  min-height: 190px;
  border: 1px dashed rgba(151,174,205,0.22);
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: var(--muted);
  overflow: hidden;
  background: rgba(255,255,255,0.03);
}
.photo-preview img { width: 100%; max-height: 380px; object-fit: contain; display: block; }
.photo-actions { display: grid; gap: 8px; }
.map-head { align-items: flex-start; }
.map-head p { margin: 4px 0 0; }
.map-toolbar { display: flex; flex-wrap: wrap; align-items: end; gap: 10px; margin-bottom: 14px; }
.map-toolbar label { min-width: 220px; }
.map-empty { min-height: 360px; display: grid; place-items: center; }
.floorplan-stage {
  position: relative;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(8, 16, 26, 0.92);
  touch-action: manipulation;
  user-select: none;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}
.floorplan-stage > img { display: block; width: 100%; height: auto; max-height: 72vh; object-fit: contain; pointer-events: none; }
.pins-layer { position: absolute; inset: 0; pointer-events: none; }
.map-pin {
  position: absolute;
  transform: translate(-50%,-100%);
  min-width: 76px;
  padding: 5px 7px;
  border-radius: 8px 8px 8px 2px;
  background: linear-gradient(180deg, rgba(16,24,40,0.96) 0%, rgba(10,18,28,0.98) 100%);
  color: #fff;
  text-align: center;
  font-weight: 800;
  font-size: .75rem;
  line-height: 1.2;
  border: 1px solid rgba(151,174,205,0.18);
  box-shadow: 0 6px 12px rgba(0,0,0,.25);
}
.map-pin::after {
  content: "";
  position: absolute;
  left: 50%; bottom: -8px;
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 9px solid #0c1724;
}
.report-actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 16px 0; }
.report-summary { margin: 18px 0; }
.summary-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 10px; }
.summary-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  background: rgba(255,255,255,0.03);
}
.summary-card strong { display: block; font-size: 1.4rem; }
.summary-card span { color: var(--muted); font-size: .82rem; }
.notice {
  background: linear-gradient(180deg, rgba(91,169,255,0.10), rgba(108,196,184,0.08));
  border: 1px solid rgba(108,196,184,0.22);
  border-radius: 12px;
  padding: 14px;
  color: #dbe7f7;
}
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  background: rgba(12, 20, 31, 0.96);
  color: white;
  padding: 10px 14px;
  border-radius: 10px;
  z-index: 100;
  border: 1px solid rgba(151,174,205,0.18);
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
}
@media (max-width: 900px) {
  .meter-watermark { width: min(58vw, 420px); right: -120px; top: 120px; opacity: 0.65; }
  .hero-layout { grid-template-columns: 1fr; }
  .hero-graphic { justify-self: start; width: min(75vw, 300px); }
  .four-col, .three-col { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .point-layout { grid-template-columns: 1fr; }
  .points-sidebar { position: static; max-height: none; }
  .points-list { display: flex; overflow-x: auto; padding-bottom: 4px; }
  .point-list-item { min-width: 220px; }
  .summary-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 620px) {
  .meter-watermark { width: 72vw; right: -90px; top: 145px; opacity: 0.45; }
  main { padding: 10px; }
  .panel { padding: 14px; border-radius: 13px; }
  .app-header { padding-left: 12px; padding-right: 12px; }
  .app-header h1 { font-size: 1.08rem; }
  .header-actions button { padding: 9px 11px; }
  .tabs { top: 72px; }
  .two-col, .three-col, .four-col { grid-template-columns: 1fr; }
  .span-2 { grid-column: span 1; }
  .photo-row { grid-template-columns: 1fr; }
  .photo-actions { grid-template-columns: 1fr 1fr; }
  .summary-grid { grid-template-columns: 1fr 1fr; }
  .survey-card { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; }
  button { transition: none; }
}