/* Marint, modernt mörkt tema */
:root {
  --bg: #0a1929;
  --bg2: #0f2438;
  --panel: #12293f;
  --panel2: #16324c;
  --line: #1e4260;
  --text: #dbe9f4;
  --muted: #8aa9c4;
  --accent: #33c2c2;
  --accent2: #4ea8ff;
  --warn: #ffb454;
  --bad: #ff6b6b;
  --good: #4ade80;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(1200px 600px at 70% -10%, #123 0%, var(--bg) 60%);
  color: var(--text);
  min-height: 100vh;
}

header {
  padding: 18px 28px 8px;
}
header h1 { margin: 0; font-size: 1.6rem; letter-spacing: 0.5px; }
.tagline { margin: 4px 0 0; color: var(--muted); font-size: 0.95rem; }

main {
  display: grid;
  grid-template-columns: 300px 1fr 380px;
  gap: 16px;
  padding: 16px 28px 40px;
  align-items: start;
}

.panel {
  background: linear-gradient(180deg, var(--panel) 0%, var(--bg2) 100%);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

h2 { font-size: 1.05rem; margin: 18px 0 8px; color: var(--accent); }
h2:first-child { margin-top: 0; }
h3 { font-size: 0.9rem; margin: 14px 0 6px; color: var(--accent2); font-weight: 600; }
.hint { color: var(--muted); font-size: 0.82rem; margin: 4px 0 8px; }

select, textarea, button, input[type=range] { width: 100%; }

select, textarea {
  background: var(--panel2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  font-size: 0.9rem;
  font-family: inherit;
}
textarea { resize: vertical; }

.slider { margin: 10px 0; }
.slider label { display: block; font-size: 0.85rem; margin-bottom: 4px; color: var(--muted); }
.slider .val { color: var(--text); font-weight: 700; }

input[type=range] {
  -webkit-appearance: none; appearance: none;
  height: 5px; border-radius: 4px;
  background: var(--line); outline: none;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent); cursor: pointer; border: 2px solid #0a1929;
}
input[type=range]::-moz-range-thumb {
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent); cursor: pointer; border: 2px solid #0a1929;
}

button {
  background: var(--panel2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 0.9rem;
  cursor: pointer;
  margin-top: 6px;
  transition: background 0.15s, transform 0.05s;
}
button:hover { background: var(--line); }
button:active { transform: translateY(1px); }
button.primary {
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent2) 100%);
  color: #04121e; font-weight: 700; border: none; margin-top: 12px;
}
button:disabled { opacity: 0.5; cursor: wait; }

/* Karta */
.map-area { display: flex; flex-direction: column; }
.map-head { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.map-head select { width: auto; min-width: 160px; }
#map {
  width: 100%; aspect-ratio: 1 / 1; margin: 8px 0;
  background: #071521; border-radius: 12px; border: 1px solid var(--line);
}
.zone-blob { cursor: pointer; transition: fill 0.25s, stroke-width 0.15s; }
.zone-blob.selected { stroke: #fff; stroke-width: 1.4; }
.zone-label { fill: #eaf4ff; font-size: 2.4px; text-anchor: middle; pointer-events: none;
  paint-order: stroke; stroke: #04121e; stroke-width: 0.5px; font-weight: 600; }

.timeline { display: flex; align-items: center; gap: 10px; margin-top: 6px; }
.timeline button { width: 40px; margin: 0; flex: 0 0 auto; }
.time-label { flex: 0 0 auto; color: var(--muted); font-size: 0.85rem; min-width: 52px; }

.legend { display: flex; flex-wrap: wrap; gap: 6px 14px; margin-top: 10px; font-size: 0.78rem; color: var(--muted); align-items: center; }
.legend .bar { height: 10px; width: 120px; border-radius: 3px; }
.legend .swatch { display: inline-block; width: 12px; height: 12px; border-radius: 3px; vertical-align: -2px; margin-right: 4px; }
.status { margin-top: 10px; color: var(--muted); font-size: 0.85rem; min-height: 1.2em; }

/* Vattenpelare */
.watercolumn { margin-bottom: 6px; }
.wc { height: 70px; border-radius: 8px; border: 1px solid var(--line); position: relative; overflow: hidden; }
.wc-labels { display: flex; justify-content: space-between; font-size: 0.72rem; color: var(--muted); margin-top: 2px; }

/* Grafer */
.charts-area .col-head { display: flex; justify-content: space-between; align-items: baseline; }
#zone-name { color: var(--text); }
.chart { width: 100%; height: 130px; }
.chart svg { width: 100%; height: 100%; }
.axis { stroke: var(--line); stroke-width: 0.5; }
.gridline { stroke: var(--line); stroke-width: 0.3; opacity: 0.5; }
.axis-label { fill: var(--muted); font-size: 8px; }
.serie-label { font-size: 8px; font-weight: 600; }

.explain {
  background: var(--panel2); border: 1px solid var(--line); border-radius: 8px;
  padding: 12px; margin-top: 8px; font-size: 0.9rem; line-height: 1.5; color: var(--text);
  min-height: 1em; white-space: pre-wrap;
}

@media (max-width: 1100px) {
  main { grid-template-columns: 1fr; }
}

/* ---- Flikar ---- */
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.tab {
  width: auto; margin: 0; background: var(--panel); border: 1px solid var(--line);
  color: var(--muted); border-radius: 10px 10px 0 0; padding: 8px 14px; font-weight: 600;
}
.tab.active { background: var(--panel2); color: var(--accent); border-bottom-color: var(--panel2); }

.view { display: none; }
.view.active { display: grid; }
main.view.active { grid-template-columns: 300px 1fr 380px; gap: 16px;
  padding: 16px 28px 40px; align-items: start; }
section.view.active { grid-template-columns: 1fr; gap: 16px; padding: 16px 28px 40px; }
.panel.wide { max-width: 1100px; }

/* ---- Hjälp-tooltip (?) ---- */
.help {
  display: inline-flex; align-items: center; justify-content: center;
  width: 15px; height: 15px; border-radius: 50%; background: var(--line);
  color: var(--text); font-size: 0.7rem; font-weight: 700; cursor: help;
  vertical-align: middle; position: relative; user-select: none;
}
.help::after { content: "?"; }
.help .tip {
  display: none; position: absolute; z-index: 50; bottom: 130%; left: 50%;
  transform: translateX(-50%); width: 240px; background: #05131f; color: var(--text);
  border: 1px solid var(--accent); border-radius: 8px; padding: 8px 10px;
  font-size: 0.78rem; font-weight: 400; line-height: 1.4; text-align: left;
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
}
.help.show .tip, .help:hover .tip { display: block; }

/* ---- Grafval (chips + presets) ---- */
.presets { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 4px 0; }
.presets button { width: auto; margin: 0; padding: 5px 10px; font-size: 0.8rem; }
.presets .norm { color: var(--muted); font-size: 0.8rem; display: flex; align-items: center; gap: 4px; margin-left: auto; }
.presets .norm input { width: auto; }
.chips { display: flex; flex-wrap: wrap; gap: 5px; margin: 6px 0; }
.chip {
  font-size: 0.76rem; padding: 3px 8px; border-radius: 12px; cursor: pointer;
  border: 1px solid var(--line); background: var(--panel2); color: var(--muted);
  display: flex; align-items: center; gap: 5px; user-select: none;
}
.chip .dot { width: 9px; height: 9px; border-radius: 50%; }
.chip.on { color: var(--text); border-color: var(--accent); }
.unit-label { color: var(--muted); font-size: 0.78rem; margin-top: 2px; text-align: right; }

/* ---- Tabeller ---- */
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 0.85rem; margin-top: 8px; }
th, td { border: 1px solid var(--line); padding: 6px 9px; text-align: right; }
th:first-child, td:first-child { text-align: left; }
thead th { background: var(--panel2); color: var(--accent2); }
tr.best-row td { background: rgba(74,222,128,0.12); }
td.pos { color: var(--good); } td.neg { color: var(--bad); }
.band { color: var(--muted); font-size: 0.78rem; }

.best { background: var(--panel2); border: 1px solid var(--good); border-radius: 8px;
  padding: 10px 12px; margin: 6px 0; font-size: 0.95rem; }
.best b { color: var(--good); }

/* ---- Känslighetsstaplar ---- */
.sens-row { display: flex; align-items: center; gap: 8px; margin: 4px 0; font-size: 0.82rem; }
.sens-row .name { flex: 0 0 240px; }
.sens-row .track { flex: 1; height: 12px; background: var(--line); border-radius: 6px; overflow: hidden; }
.sens-row .fill { height: 100%; background: linear-gradient(90deg,var(--accent),var(--accent2)); }
.sens-row .num { flex: 0 0 46px; color: var(--muted); text-align: right; }
.sens-row .src { flex: 0 0 200px; color: var(--muted); font-size: 0.74rem; }

/* ---- Monte Carlo / ekonomi kontroller ---- */
.mc-controls, .eco-controls { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin: 8px 0; }
.slider.inline { margin: 0; width: 200px; }
.eco-controls select { width: auto; }
.mc-controls button { width: auto; margin: 0; }

/* ---- Verifiering ---- */
.check { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin: 6px 0; background: var(--panel2); }
.check .mark { font-weight: 800; margin-right: 6px; }
.check.ok .mark { color: var(--good); } .check.fail .mark { color: var(--bad); }
.check .meta { color: var(--muted); font-size: 0.8rem; margin-top: 3px; }

/* ---- Rapporter ---- */
input[type=text] { width: 100%; background: var(--panel2); color: var(--text);
  border: 1px solid var(--line); border-radius: 8px; padding: 8px; margin-bottom: 6px; font-size: 0.9rem; }
.rep { display: flex; justify-content: space-between; align-items: center; gap: 8px;
  border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; margin: 5px 0; background: var(--panel2); }
.rep .rt { font-weight: 600; } .rep .rm { color: var(--muted); font-size: 0.78rem; }
.rep button { width: auto; margin: 0; padding: 4px 8px; font-size: 0.78rem; }

@media (max-width: 1100px) {
  main.view.active { grid-template-columns: 1fr; }
}