/* ============================================================
   FORECAST DASHBOARD — AD x AUTODISTRIBUTION
   Charte : fond dégradé sombre, typo serif éditoriale + sans-serif,
   accent violet lavande, cartes fines bordées, triangles violets.
   ============================================================ */

:root{
  --bg-0:#100d18;
  --bg-1:#1a1626;
  --bg-2:#211c30;
  --card-bg:rgba(255,255,255,0.03);
  --card-border:rgba(178,166,255,0.22);
  --purple:#a996fb;
  --purple-soft:#c3b6fc;
  --purple-strong:#8f7af5;
  --white:#ffffff;
  --muted:#cdc8de;
  --muted-2:#9d97b5;
  --green:#7fe0a7;
  --red:#f28b8b;
  --amber:#f3c76a;
  --serif:'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius:16px;
  --max-w:1200px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--sans);
  color:var(--muted);
  background:
    radial-gradient(circle at 15% 0%, rgba(140,120,255,0.14), transparent 45%),
    radial-gradient(circle at 90% 15%, rgba(140,120,255,0.10), transparent 40%),
    linear-gradient(160deg, var(--bg-0) 0%, var(--bg-1) 55%, var(--bg-2) 100%);
  background-attachment:fixed;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

.wrap{ max-width:var(--max-w); margin:0 auto; padding:0 28px; }

a{ color:var(--purple); text-decoration:none; }

/* ---------- Nav ---------- */
.topnav{
  position:sticky; top:0; z-index:50;
  backdrop-filter:blur(14px);
  background:rgba(16,13,24,0.72);
  border-bottom:1px solid rgba(178,166,255,0.12);
}
.topnav .wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding:16px 28px;
}
.topnav .brand{
  font-family:var(--serif);
  font-size:1.15rem;
  color:var(--white);
  letter-spacing:0.02em;
}
.topnav .brand span{ color:var(--purple); }
.topnav ul{
  display:flex; gap:28px; list-style:none; margin:0; padding:0;
}
.topnav ul li a{
  font-size:0.82rem;
  text-transform:uppercase;
  letter-spacing:0.06em;
  color:var(--muted-2);
  transition:color .2s;
}
.topnav ul li a:hover{ color:var(--purple-soft); }
.nav-toggle{ display:none; background:none; border:1px solid var(--card-border); color:var(--white); border-radius:8px; padding:8px 10px; font-size:1rem; }

/* ---------- Hero ---------- */
.hero{ padding:76px 0 56px; text-align:center; }
.hero .eyebrow{
  font-size:0.78rem; letter-spacing:0.18em; text-transform:uppercase;
  color:var(--purple-soft); margin-bottom:18px; font-weight:600;
}
.hero h1{
  font-family:var(--serif);
  font-weight:600;
  font-size:clamp(1.9rem, 4vw, 3rem);
  color:var(--white);
  line-height:1.25;
  margin:0 0 18px;
  max-width:920px;
  margin-inline:auto;
}
.hero h1 .accent{ color:var(--purple-soft); font-style:italic; }
.hero .meta-line{
  color:var(--muted-2);
  font-size:0.95rem;
  margin:0 0 52px;
}
.hero .meta-line .sep{ margin:0 10px; color:rgba(178,166,255,0.4); }

.kpi-row{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:18px;
  max-width:980px;
  margin:0 auto;
}
.kpi{
  text-align:center;
}
.kpi .num{
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(2rem, 4.4vw, 3.1rem);
  color:var(--white);
  line-height:1;
}
.kpi .lbl{
  margin-top:10px;
  font-size:0.85rem;
  color:var(--purple-soft);
  line-height:1.4;
}

/* ---------- Section shell ---------- */
section{ padding:64px 0; }
.section-head{ text-align:center; margin-bottom:44px; }
.section-head .kicker{
  font-size:0.76rem; letter-spacing:0.16em; text-transform:uppercase;
  color:var(--purple-soft); font-weight:600; margin-bottom:12px;
}
.section-head h2{
  font-family:var(--serif);
  font-weight:600;
  font-size:clamp(1.5rem, 2.6vw, 2.1rem);
  color:var(--white);
  margin:0 0 12px;
}
.section-head p{
  color:var(--muted-2);
  max-width:680px;
  margin:0 auto;
  font-size:0.98rem;
}
.divider{
  border:none; height:1px;
  background:linear-gradient(90deg, transparent, rgba(178,166,255,0.25), transparent);
  margin:0;
}

/* ---------- Scenario cards ---------- */
.scenario-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:22px;
}
.scenario-card{
  background:var(--card-bg);
  border:1px solid var(--card-border);
  border-radius:var(--radius);
  padding:28px 26px;
  position:relative;
  overflow:hidden;
  transition:transform .25s, border-color .25s;
}
.scenario-card:hover{ transform:translateY(-4px); border-color:rgba(178,166,255,0.5); }
.scenario-card::before{
  content:'';
  position:absolute; inset:0;
  background:radial-gradient(circle at 90% -10%, rgba(178,166,255,0.14), transparent 55%);
  pointer-events:none;
}
.scenario-card .tag{
  font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--purple-soft); font-weight:700; margin-bottom:16px;
  display:flex; align-items:center; gap:8px;
}
.scenario-card .tag .tri{ color:var(--purple); font-size:0.7rem; }
.scenario-card .growth{
  font-family:var(--serif); font-weight:700;
  font-size:2.6rem; color:var(--white); line-height:1;
  margin-bottom:4px;
}
.scenario-card .growth-lbl{
  font-size:0.85rem; color:var(--muted-2); margin-bottom:22px;
}
.scenario-card .kpi-line{
  display:flex; justify-content:space-between;
  padding:10px 0; border-top:1px solid rgba(178,166,255,0.12);
  font-size:0.88rem;
}
.scenario-card .kpi-line span:first-child{ color:var(--muted-2); }
.scenario-card .kpi-line span:last-child{ color:var(--white); font-weight:600; }
.scenario-card .role{
  margin-top:20px; padding-top:18px; border-top:1px solid rgba(178,166,255,0.12);
}
.scenario-card .role .role-badge{
  display:inline-block; font-size:0.72rem; font-weight:700;
  color:var(--purple-strong); background:rgba(178,166,255,0.14);
  padding:5px 12px; border-radius:20px; margin-bottom:10px;
}
.scenario-card .role p{ margin:0; font-size:0.85rem; color:var(--muted); }
.scenario-card .role .condition{ color:var(--purple-soft); font-size:0.8rem; margin-top:8px; font-style:italic; }

/* ---------- Split donuts ---------- */
.split-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:22px;
}
.split-card{
  background:var(--card-bg); border:1px solid var(--card-border);
  border-radius:var(--radius); padding:24px; text-align:center;
}
.split-card h4{
  font-family:var(--sans); font-weight:600; color:var(--white);
  font-size:0.95rem; margin:0 0 16px;
}
.split-card canvas{ max-height:180px; }
.split-legend{ display:flex; justify-content:center; gap:18px; margin-top:14px; font-size:0.82rem; }
.split-legend .dot{ display:inline-block; width:9px; height:9px; border-radius:50%; margin-right:6px; }

/* ---------- Info cards (retenir + lecture) ---------- */
.info-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:26px; align-items:stretch;
}
.info-card{ padding:0; }
.info-card.bordered{
  border:1px solid var(--card-border); border-radius:var(--radius);
  padding:26px 28px; background:var(--card-bg);
}
.info-card h3{
  font-family:var(--sans); font-weight:600; color:var(--white);
  font-size:1.05rem; margin:0 0 14px;
  display:flex; align-items:center; gap:8px;
}
.info-card h3 .tri{ color:var(--purple); font-size:0.8rem; }
.info-card h3 .accent{ color:var(--purple-soft); }
.info-card p{ margin:0; font-size:0.92rem; color:var(--muted); }

/* ---------- Table: Ce que Diana doit retenir ---------- */
.table-wrap{ overflow-x:auto; border:1px solid var(--card-border); border-radius:var(--radius); }
table{ width:100%; border-collapse:collapse; font-size:0.88rem; min-width:640px; }
thead th{
  text-align:left; padding:14px 16px; font-size:0.72rem;
  text-transform:uppercase; letter-spacing:0.06em; color:var(--purple-soft);
  background:rgba(178,166,255,0.06); font-weight:700;
  white-space:nowrap;
}
tbody td{
  padding:13px 16px; border-top:1px solid rgba(178,166,255,0.10);
  color:var(--muted); white-space:nowrap;
}
tbody tr:hover{ background:rgba(178,166,255,0.05); }
tbody td.strong{ color:var(--white); font-weight:600; }
.badge{
  display:inline-block; padding:3px 10px; border-radius:20px;
  font-size:0.74rem; font-weight:700;
}
.badge.pos{ background:rgba(127,224,167,0.14); color:var(--green); }
.badge.neg{ background:rgba(242,139,139,0.14); color:var(--red); }
.badge.role{ background:rgba(178,166,255,0.14); color:var(--purple-soft); }

/* ---------- Monthly section / tabs ---------- */
.tabs{
  display:flex; justify-content:center; gap:10px; margin-bottom:34px; flex-wrap:wrap;
}
.tab-btn{
  font-family:var(--sans); font-size:0.85rem; font-weight:600;
  color:var(--muted-2); background:transparent;
  border:1px solid var(--card-border); border-radius:24px;
  padding:10px 22px; cursor:pointer; transition:all .2s;
}
.tab-btn.active{
  background:rgba(178,166,255,0.16); color:var(--white); border-color:var(--purple);
}
.tab-btn:hover{ border-color:var(--purple); color:var(--white); }

.chart-card{
  background:var(--card-bg); border:1px solid var(--card-border);
  border-radius:var(--radius); padding:26px; margin-bottom:24px;
}
.chart-card h4{
  font-family:var(--sans); font-weight:600; color:var(--white);
  font-size:0.95rem; margin:0 0 18px;
}
.chart-grid{ display:grid; grid-template-columns:1fr 1fr; gap:22px; }
.chart-card canvas{ max-height:280px; }

.monthly-summary{
  display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:26px;
}
.mini-kpi{
  background:var(--card-bg); border:1px solid var(--card-border);
  border-radius:12px; padding:18px 16px; text-align:center;
}
.mini-kpi .v{ font-family:var(--serif); font-weight:700; color:var(--white); font-size:1.5rem; }
.mini-kpi .l{ font-size:0.78rem; color:var(--muted-2); margin-top:6px; }

.message-cta{
  margin-top:18px; padding:16px 20px; border-left:3px solid var(--purple);
  background:rgba(178,166,255,0.06); border-radius:8px; font-size:0.88rem;
  color:var(--muted); font-style:italic;
}

/* ---------- Hypothèses ---------- */
.confidence{
  padding:3px 10px; border-radius:20px; font-size:0.72rem; font-weight:700;
}
.confidence.high{ background:rgba(127,224,167,0.14); color:var(--green); }
.confidence.medium{ background:rgba(243,199,106,0.14); color:var(--amber); }
.confidence.conditional, .confidence.scenario, .confidence.torecile{ background:rgba(178,166,255,0.14); color:var(--purple-soft); }

/* ---------- Key takeaway ---------- */
.takeaway{
  border:1px solid var(--card-border); border-radius:var(--radius);
  padding:36px 40px; text-align:center; background:
    radial-gradient(circle at 50% 0%, rgba(178,166,255,0.10), transparent 60%);
}
.takeaway .tri{ color:var(--purple); font-size:1.1rem; margin-bottom:14px; }
.takeaway p{
  font-family:var(--serif); font-size:clamp(1.1rem,2vw,1.4rem);
  color:var(--white); line-height:1.5; margin:0 auto; max-width:820px;
}
.takeaway .note{
  margin-top:20px; font-family:var(--sans); font-size:0.85rem; color:var(--muted-2);
  font-style:normal; max-width:760px; margin-inline:auto;
}

/* ---------- Footer ---------- */
footer{
  padding:40px 0 50px; border-top:1px solid rgba(178,166,255,0.12);
  text-align:center;
}
.footer-locations{
  display:flex; justify-content:center; gap:0; flex-wrap:wrap;
  font-size:0.82rem; color:var(--muted-2); margin-bottom:18px;
}
.footer-locations .loc{ display:flex; align-items:center; gap:6px; padding:0 16px; }
.footer-locations .loc .tri{ color:var(--purple); font-size:0.7rem; }
.footer-locations .sep{ color:rgba(178,166,255,0.35); }
.footer-brand{ font-family:var(--serif); color:var(--white); font-size:0.95rem; }
.footer-brand span{ color:var(--purple); }
.footer-sub{ font-size:0.76rem; color:var(--muted-2); margin-top:6px; }

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .scenario-grid, .split-grid{ grid-template-columns:1fr; }
  .info-grid{ grid-template-columns:1fr; }
  .chart-grid{ grid-template-columns:1fr; }
  .kpi-row{ grid-template-columns:repeat(2,1fr); gap:28px; }
  .monthly-summary{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width: 700px){
  .topnav ul{ display:none; }
  .nav-toggle{ display:inline-block; }
  .topnav.open ul{
    display:flex; position:absolute; top:100%; left:0; right:0;
    flex-direction:column; background:var(--bg-1); padding:18px 28px;
    border-bottom:1px solid rgba(178,166,255,0.15);
  }
  .hero{ padding:52px 0 40px; }
  .kpi-row{ grid-template-columns:repeat(2,1fr); gap:22px; }
  section{ padding:48px 0; }
  .takeaway{ padding:28px 22px; }
  table{ min-width:760px; }
}