/* Acheter ou louer à Paris — feuille de style */

:root {
  color-scheme: light;
  --plane: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f3f3f0;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --axis: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --border-2: rgba(11, 11, 11, 0.16);

  --s1: #2a78d6; /* ACHAT   */
  --s2: #eb6834; /* LOCATION*/
  --s3: #1baf7a;
  --s4: #eda100;
  --s5: #e87ba4;
  --s6: #008300;
  --s7: #4a3aa7;

  --good: #0ca30c;
  --warn: #fab219;
  --crit: #d03b3b;
  --good-ink: #006300;

  /* rampe divergente : achat (bleu) ↔ location (orange), milieu neutre */
  --d-p1: #cde2fb; --d-p2: #6da7ec; --d-p3: #2a78d6;
  --d-mid: #f0efec;
  --d-n1: #fbdfd3; --d-n2: #f4a683; --d-n3: #eb6834;

  --r: 14px;
  --shadow: 0 1px 2px rgba(11, 11, 11, .04), 0 8px 24px -12px rgba(11, 11, 11, .12);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --plane: #0d0d0d;
    --surface: #1a1a19;
    --surface-2: #232322;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --axis: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --border-2: rgba(255, 255, 255, 0.16);
    --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
    --s5: #d55181; --s6: #008300; --s7: #9085e9;
    --good-ink: #0ca30c;
    --d-p1: #184f95; --d-p2: #256abf; --d-p3: #3987e5;
    --d-mid: #383835;
    --d-n1: #6b2f18; --d-n2: #a54520; --d-n3: #d95926;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 32px -16px rgba(0, 0, 0, .7);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --plane: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #232322;
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --muted: #898781;
  --grid: #2c2c2a;
  --axis: #383835;
  --border: rgba(255, 255, 255, 0.10);
  --border-2: rgba(255, 255, 255, 0.16);
  --s1: #3987e5; --s2: #d95926; --s3: #199e70; --s4: #c98500;
  --s5: #d55181; --s6: #008300; --s7: #9085e9;
  --good-ink: #0ca30c;
  --d-p1: #184f95; --d-p2: #256abf; --d-p3: #3987e5;
  --d-mid: #383835;
  --d-n1: #6b2f18; --d-n2: #a54520; --d-n3: #d95926;
  --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 32px -16px rgba(0, 0, 0, .7);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--plane);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ---------- barre supérieure ---------- */

header.top {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 20px;
  padding: 12px 24px;
  background: color-mix(in srgb, var(--plane) 88%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: baseline; gap: 12px; min-width: 0; }
.brand h1 {
  margin: 0; font-size: 15px; font-weight: 650; letter-spacing: -0.015em; white-space: nowrap;
}
.brand span { color: var(--muted); font-size: 12.5px; white-space: nowrap; }
.top .spacer { flex: 1; }

.seg {
  display: inline-flex; padding: 3px; gap: 2px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px;
}
.seg button {
  appearance: none; border: 0; background: transparent; color: var(--ink-2);
  font: inherit; font-size: 12.5px; font-weight: 550; padding: 5px 13px;
  border-radius: 999px; cursor: pointer; white-space: nowrap; transition: .15s;
}
.seg button:hover { color: var(--ink); }
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0,0,0,.14); }

.icon-btn {
  appearance: none; width: 34px; height: 34px; display: grid; place-items: center;
  border: 1px solid var(--border); border-radius: 10px; background: var(--surface);
  color: var(--ink-2); cursor: pointer; font-size: 14px; transition: .15s;
}
.icon-btn:hover { color: var(--ink); border-color: var(--border-2); }

/* ---------- structure ---------- */

.shell { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: 0; align-items: start; }

aside {
  position: sticky; top: 59px;
  height: calc(100vh - 59px); overflow-y: auto; overscroll-behavior: contain;
  padding: 20px 18px 60px;
  border-right: 1px solid var(--border);
  background: var(--plane);
}
aside::-webkit-scrollbar { width: 9px; }
aside::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 9px; border: 3px solid var(--plane); }

main { padding: 22px 24px 80px; min-width: 0; }

/* ---------- contrôles ---------- */

.group { margin-bottom: 22px; }
.group > h3 {
  margin: 0 0 12px; font-size: 10.5px; font-weight: 700; letter-spacing: .09em;
  text-transform: uppercase; color: var(--muted);
  display: flex; align-items: center; gap: 8px;
}
.group > h3::after { content: ""; flex: 1; height: 1px; background: var(--border); }

.ctl { margin-bottom: 15px; }
.ctl-head { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; margin-bottom: 5px; }
.ctl-head label { font-size: 12.5px; color: var(--ink-2); cursor: pointer; }
.ctl-head b {
  font-size: 12.5px; font-weight: 650; font-variant-numeric: tabular-nums;
  color: var(--ink); background: var(--surface-2); padding: 1px 7px; border-radius: 6px;
  border: 1px solid var(--border);
}
.ctl.key .ctl-head b { color: var(--s1); border-color: color-mix(in srgb, var(--s1) 40%, transparent); }
.ctl small { display: block; color: var(--muted); font-size: 11px; margin-top: 4px; line-height: 1.35; }

input[type="range"] {
  appearance: none; -webkit-appearance: none; width: 100%; height: 18px;
  background: transparent; cursor: pointer; display: block;
}
input[type="range"]::-webkit-slider-runnable-track {
  height: 4px; border-radius: 4px;
  background: linear-gradient(to right, var(--s1) var(--fill, 0%), var(--surface-2) var(--fill, 0%));
  border: 1px solid var(--border);
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 15px; height: 15px; border-radius: 50%; margin-top: -6.5px;
  background: var(--surface); border: 2px solid var(--s1);
  box-shadow: 0 1px 3px rgba(0,0,0,.25); transition: transform .12s;
}
input[type="range"]:hover::-webkit-slider-thumb { transform: scale(1.15); }
input[type="range"]:focus-visible::-webkit-slider-thumb { outline: 2px solid var(--s1); outline-offset: 2px; }
input[type="range"]::-moz-range-track { height: 4px; border-radius: 4px; background: var(--surface-2); border: 1px solid var(--border); }
input[type="range"]::-moz-range-progress { height: 4px; border-radius: 4px; background: var(--s1); }
input[type="range"]::-moz-range-thumb { width: 13px; height: 13px; border-radius: 50%; background: var(--surface); border: 2px solid var(--s1); }

.presets { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.presets button {
  appearance: none; font: inherit; font-size: 11.5px; padding: 4px 9px; cursor: pointer;
  border: 1px solid var(--border); border-radius: 8px; background: var(--surface); color: var(--ink-2);
  transition: .15s;
}
.presets button:hover { border-color: var(--s1); color: var(--ink); }

/* ---------- cartes ---------- */

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
  padding: 16px 18px 14px; box-shadow: var(--shadow); min-width: 0;
}
.card.wide { grid-column: 1 / -1; }
.card > header { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px 14px; margin-bottom: 4px; flex-wrap: wrap; }
.card > header > div:first-child { flex: 1 1 320px; min-width: 0; }
.card > header .seg { flex-wrap: wrap; }
.card h2 { margin: 0; font-size: 13.5px; font-weight: 650; letter-spacing: -0.01em; }
.card .sub { margin: 3px 0 12px; font-size: 11.5px; color: var(--muted); line-height: 1.45; max-width: 78ch; }

.legend { display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 2px 0 10px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; color: var(--ink-2); white-space: nowrap; }
.legend i { width: 9px; height: 9px; border-radius: 3px; flex: none; }
.legend i.ln { height: 3px; width: 14px; border-radius: 2px; }

/* ---------- verdict ---------- */

.verdict {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: minmax(280px, 1.05fr) minmax(0, 1.6fr); gap: 26px;
  align-items: center;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r);
  padding: 22px 24px; box-shadow: var(--shadow); margin-bottom: 16px;
  position: relative; overflow: hidden;
}
.verdict::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--vc, var(--s1));
}
.pill {
  display: inline-flex; align-items: center; gap: 7px; font-size: 11px; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px;
  background: color-mix(in srgb, var(--vc) 14%, transparent); color: var(--vc);
  border: 1px solid color-mix(in srgb, var(--vc) 32%, transparent);
}
.hero-n {
  font-size: clamp(38px, 5vw, 56px); font-weight: 640; letter-spacing: -0.035em;
  line-height: 1.02; margin: 12px 0 6px; color: var(--vc);
}
.hero-cap { font-size: 12.5px; color: var(--ink-2); max-width: 44ch; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(168px, 1fr)); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.tile { background: var(--surface); padding: 11px 13px; }
.tile .k { font-size: 10.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 3px; }
.tile .v { font-size: 19px; font-weight: 620; letter-spacing: -0.02em; }
.tile .n { font-size: 11px; color: var(--muted); margin-top: 1px; }
.tile .v.ok { color: var(--good-ink); }
.tile .v.bad { color: var(--crit); }

.meter { height: 5px; border-radius: 3px; background: var(--surface-2); margin-top: 7px; overflow: hidden; border: 1px solid var(--border); }
.meter i { display: block; height: 100%; border-radius: 3px; }

/* ---------- tableau ---------- */

.tbl-wrap { overflow-x: auto; margin: 0 -18px -14px; padding: 0 18px 14px; }
table { border-collapse: collapse; width: 100%; font-size: 12px; font-variant-numeric: tabular-nums; }
th, td { padding: 6px 10px; text-align: right; white-space: nowrap; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; position: sticky; top: 0; background: var(--surface); }
th:first-child, td:first-child { text-align: left; }
tbody tr:hover td { background: var(--surface-2); }
td.pos { color: var(--s1); font-weight: 600; }
td.neg { color: var(--s2); font-weight: 600; }
tr.mark td { background: color-mix(in srgb, var(--s1) 8%, transparent); font-weight: 600; }

/* ---------- SVG ---------- */

.plot { display: block; overflow: visible; }
.grid { stroke: var(--grid); stroke-width: 1; }
.axis-zero { stroke: var(--axis); stroke-width: 1; }
.axis-zero.strong { stroke: var(--ink-2); stroke-width: 1.5; opacity: .55; }
.tick { fill: var(--muted); font-size: 10.5px; font-variant-numeric: tabular-nums; }
.axis-label { fill: var(--muted); font-size: 10.5px; letter-spacing: .04em; text-transform: uppercase; }
.line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.line.dashed { stroke-dasharray: 5 4; }
.line.overlay { stroke-width: 2.5; }
.area { opacity: .10; }
.band { opacity: .13; }
.stack { opacity: .82; stroke: var(--surface); stroke-width: 2; }
.stack-bar { opacity: .88; }
.hover-band { fill: var(--ink); opacity: .07; rx: 3; }
.dot { stroke: var(--surface); stroke-width: 2; }
.marker { stroke: var(--ink-2); stroke-width: 1; opacity: .4; }
.crosshair { stroke: var(--ink-2); stroke-width: 1; opacity: .5; }
.bar { opacity: .92; }
.bar.hi { opacity: 1; stroke: var(--ink); stroke-width: 1.5; }
.cell { stroke: var(--surface); stroke-width: 2; }
.cell-label { fill: var(--ink); font-size: 10.5px; font-weight: 600; font-variant-numeric: tabular-nums; mix-blend-mode: normal; }
.row-label { fill: var(--ink-2); font-size: 11.5px; }
.row-value { fill: var(--ink); font-size: 11.5px; font-weight: 600; font-variant-numeric: tabular-nums; }
.end-label { font-size: 11px; font-weight: 650; }
.span { opacity: .92; }

/* ---------- infobulle ---------- */

.tip {
  position: fixed; top: 0; left: 0; z-index: 100; pointer-events: none;
  opacity: 0; transition: opacity .1s;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--border-2); border-radius: 10px; padding: 9px 11px;
  box-shadow: 0 12px 30px -10px rgba(0,0,0,.45); font-size: 12px; min-width: 168px;
}
.tip.on { opacity: 1; }
.tip b { display: block; font-size: 11px; color: var(--muted); font-weight: 600; margin-bottom: 5px; text-transform: uppercase; letter-spacing: .04em; }
.tip .tr { display: flex; align-items: center; gap: 7px; line-height: 1.7; color: var(--ink-2); }
.tip .tr i { width: 8px; height: 8px; border-radius: 2px; flex: none; }
.tip .tr em { margin-left: auto; font-style: normal; font-weight: 650; color: var(--ink); font-variant-numeric: tabular-nums; }
.tip .tr.tot { border-top: 1px solid var(--border); margin-top: 4px; padding-top: 4px; }

/* ---------- divers ---------- */

.note { font-size: 11.5px; color: var(--muted); line-height: 1.5; margin: 10px 0 0; }
.note b { color: var(--ink-2); font-weight: 600; }
.ramp { display: flex; align-items: center; gap: 8px; font-size: 10.5px; color: var(--muted); }
.ramp .steps { display: flex; gap: 2px; }
.ramp .steps i { width: 18px; height: 9px; border-radius: 2px; }

.section-title {
  margin: 30px 0 14px; font-size: 11px; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted);
  display: flex; align-items: center; gap: 10px;
}
.section-title::after { content: ""; flex: 1; height: 1px; background: var(--border); }

.toggle-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

@media (max-width: 1100px) {
  .shell { grid-template-columns: 1fr; }
  aside { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--border); }
  .grid { grid-template-columns: 1fr; }
  .verdict { grid-template-columns: 1fr; gap: 18px; }
}