/* ============================================================================
   Bezos Earth Fund — Impact Assessment Platform
   Shared design system. Modern, clean, optimistic nature palette.
   ========================================================================== */
:root{
  /* Brand palette — deep forest → bright leaf, warm sand accent */
  --forest:#123A28; --green:#1F6B43; --green-d:#1F4E33; --leaf:#3FA06A; --moss:#7FB08A;
  --sand:#C6862C; --sand-d:#9C6A1E; --sky:#3E7D9A; --red:#9A3324; --amber:#B5761F;
  --paper:#FAFBF8; --cream:#F1F0E8; --card:#FFFFFF; --ink:#17251E; --muted:#5C6B62;
  --line:#E4E8E2; --line-d:#D3DBD6; --mint:#EEF4EF; --mint2:#DCE8E0;
  --shadow:0 1px 2px rgba(20,45,30,.04), 0 8px 24px rgba(20,45,30,.05);
  --shadow-l:0 2px 6px rgba(20,45,30,.06), 0 18px 44px rgba(20,45,30,.09);
  --r:14px; --r-s:10px; --maxw:1200px;
  --sans:"Inter",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --serif:"Fraunces","Iowan Old Style",Georgia,"Times New Roman",serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);
  font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
a{color:var(--green);text-decoration:none} a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;line-height:1.15}
img{max-width:100%}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.wide{max-width:1320px}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--leaf)}
.muted{color:var(--muted)}
.serif{font-family:var(--serif)}

/* ---------- top navigation ---------- */
.site-nav{position:sticky;top:0;z-index:50;background:rgba(250,251,248,.86);
  backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid var(--line)}
.site-nav .bar{max-width:var(--maxw);margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;color:var(--forest);white-space:nowrap}
.brand:hover{text-decoration:none}
.brand .mark{width:30px;height:30px;flex:0 0 auto}
.brand .wm{display:flex;flex-direction:column;line-height:1.05}
.brand .wm b{font-size:14.5px;letter-spacing:.01em}
.brand .wm span{font-size:10.5px;color:var(--muted);font-weight:600;letter-spacing:.03em}
.site-nav nav{margin-left:auto;display:flex;gap:2px;flex-wrap:wrap}
.site-nav nav a{font-size:13.5px;font-weight:600;color:var(--ink);padding:8px 12px;border-radius:9px;white-space:nowrap}
.site-nav nav a:hover{background:var(--mint);text-decoration:none;color:var(--green)}
.site-nav nav a.on{background:var(--green);color:#fff}
.navtoggle{display:none;margin-left:auto;background:none;border:1px solid var(--line-d);border-radius:8px;
  padding:7px 10px;font-size:16px;color:var(--forest);cursor:pointer}
@media(max-width:1040px){
  .navtoggle{display:block}
  .site-nav nav{position:absolute;top:64px;left:0;right:0;margin:0;flex-direction:column;gap:0;
    background:var(--paper);border-bottom:1px solid var(--line);padding:8px 16px 14px;display:none;box-shadow:var(--shadow-l)}
  .site-nav nav.open{display:flex}
  .site-nav nav a{padding:11px 12px;border-radius:8px}
}

/* ---------- page hero ---------- */
.pagehero{background:linear-gradient(155deg,#15402B 0%,#1F6B43 62%,#2E8355 100%);color:#EAF3EC;position:relative;overflow:hidden}
.pagehero::after{content:"";position:absolute;inset:0;background:
  radial-gradient(120% 90% at 88% -20%, rgba(120,200,150,.30), transparent 60%);pointer-events:none}
.pagehero .container{position:relative;padding-top:44px;padding-bottom:44px}
.pagehero .eyebrow{color:#8FD3A6}
.pagehero h1{font-family:var(--serif);font-weight:560;font-size:clamp(30px,4.4vw,52px);letter-spacing:-.01em;
  margin:12px 0 0;color:#fff;max-width:20ch}
.pagehero p.lead{font-size:clamp(15px,1.6vw,18px);color:#D2E7D8;max-width:64ch;margin:14px 0 0}
.pagehero.slim .container{padding-top:30px;padding-bottom:30px}
.pagehero.slim h1{font-size:clamp(26px,3.2vw,38px)}
.pagehero .btn.hero-cta{background:#fff;color:var(--forest);border-color:#fff;font-size:14.5px;font-weight:700;
  padding:12px 20px;border-radius:11px;box-shadow:var(--shadow-l)}
.pagehero .btn.hero-cta:hover{background:var(--cream);color:var(--forest);border-color:var(--cream);transform:translateY(-1px)}
.pagehero .cta-hint{align-self:center;font-size:12.5px;color:#C4DED0}

/* ---------- shared control strip: goal comparative-rating dials ---------- */
.dials{background:var(--card);border-bottom:1px solid var(--line)}
.dials .in{max-width:var(--maxw);margin:0 auto;padding:12px 24px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.dials .rlab{font-size:12px;font-weight:700;color:var(--green);white-space:nowrap;display:flex;align-items:center;gap:7px}
.rdial{display:flex;flex-direction:column;gap:3px;min-width:150px;flex:1}
.rdial .rt{display:flex;justify-content:space-between;font-size:11px;color:var(--muted)}
.rdial .rt b{color:var(--ink);font-weight:700} .rdial .rv{font-weight:800;color:var(--green)}
.rdial input[type=range]{width:100%;accent-color:var(--leaf);height:4px;cursor:pointer}
.dials .rnote{flex-basis:100%;font-size:10.5px;color:var(--muted);margin-top:-3px}
.dials .rreset{margin-left:auto}

/* ---------- layout / sections ---------- */
main{padding:26px 0 10px}
.section{margin:0 0 22px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:860px){.grid-2,.grid-3{grid-template-columns:1fr}}

/* ---------- cards ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;
  margin-bottom:18px;box-shadow:var(--shadow)}
.card h2{font-size:18px;color:var(--forest);letter-spacing:-.01em;margin:0 0 3px;font-weight:700}
.card h2.serif{font-family:var(--serif);font-weight:560;font-size:22px}
.card .sub{font-size:12.5px;color:var(--muted);margin-bottom:12px}
.note{font-size:13px;color:#3f4d45;background:var(--mint);border:1px solid var(--mint2);
  border-radius:var(--r-s);padding:13px 15px;line-height:1.6}
.note b{color:var(--forest)}

/* ---------- KPI tiles ---------- */
.tiles{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
@media(max-width:900px){.tiles{grid-template-columns:repeat(2,1fr)}}
.tile{background:linear-gradient(160deg,#1F6B43,#15402B);color:#fff;border-radius:var(--r);padding:18px 18px;box-shadow:var(--shadow)}
.tile .v{font-size:30px;font-weight:800;line-height:1;letter-spacing:-.02em}
.tile .k{font-size:11px;color:#BCD8C4;text-transform:uppercase;letter-spacing:.06em;margin-top:8px;font-weight:600}
.tile.alt{background:var(--card);color:var(--ink);border:1px solid var(--line)}
.tile.alt .v{color:var(--green)} .tile.alt .k{color:var(--muted)}
.tile.sand{background:linear-gradient(160deg,#C6862C,#9C6A1E)} .tile.sand .k{color:#F3E4CB}

/* ---------- buttons ---------- */
.btn{background:var(--green);color:#fff;border:1px solid var(--green);border-radius:9px;padding:9px 15px;
  font-size:13px;font-weight:650;cursor:pointer;font-family:inherit;transition:.15s;display:inline-flex;align-items:center;gap:6px}
.btn:hover{background:var(--forest);border-color:var(--forest)}
.btn.ghost{background:#fff;color:var(--green)} .btn.ghost:hover{background:var(--mint);color:var(--forest)}
.btn.sm{padding:6px 11px;font-size:12px}
.btn.x{background:#fff;color:var(--red);border-color:#E4C9C4;padding:7px 9px}
.btnrow{display:flex;gap:9px;flex-wrap:wrap;margin-top:10px}

/* ---------- forms ---------- */
label{display:block;font-size:12px;font-weight:650;color:var(--muted);margin:10px 0 4px}
select,input[type=text],input[type=number],input[type=password],textarea{width:100%;padding:9px 11px;
  border:1px solid var(--line-d);border-radius:9px;font-size:13.5px;font-family:inherit;background:#fff;color:var(--ink)}
select:focus,input:focus,textarea:focus{outline:none;border-color:var(--leaf);box-shadow:0 0 0 3px rgba(63,160,106,.15)}
textarea{resize:vertical;min-height:46px;line-height:1.4}
.mini{font-size:11.5px;color:var(--muted);margin-top:4px;line-height:1.5}

/* ---------- tags / chips ---------- */
.tag{display:inline-block;font-size:9.5px;font-weight:700;padding:1px 6px;border-radius:5px;vertical-align:middle}
.tag.S{background:#E2F0E8;color:#1F6F4A} .tag.D{background:#F3EBD6;color:#8A6D1F}
.cat{display:inline-block;font-size:9.5px;font-weight:700;color:var(--muted);background:#EEF1EF;border-radius:5px;padding:1px 6px}
.pill{display:inline-block;background:rgba(255,255,255,.14);color:#fff;border-radius:20px;padding:1px 8px;font-size:9.5px;font-weight:700;margin-left:6px}

/* ---------- charts (SVG) ---------- */
svg{display:block;width:100%;height:auto}
.legend{display:flex;flex-wrap:wrap;gap:13px;font-size:11.5px;color:var(--muted);margin-top:10px}
.legend span{display:inline-flex;align-items:center;gap:6px}
.gdot{display:inline-block;width:10px;height:10px;border-radius:3px;vertical-align:middle}
.lg-sw{width:14px;height:11px;border-radius:3px;display:inline-block;border:1px solid rgba(0,0,0,.08)}

/* ---------- tables ---------- */
table{width:100%;border-collapse:collapse;font-size:12.5px}
th,td{padding:8px 9px;border-bottom:1px solid #EDF1EE;text-align:left;vertical-align:top}
th{position:sticky;top:0;background:var(--green);color:#fff;font-size:10px;text-transform:uppercase;
  letter-spacing:.04em;cursor:pointer;white-space:nowrap;font-weight:700}
th.num,td.num{text-align:right} td.ctr,th.ctr{text-align:center}
tbody tr:hover{background:#F6FAF7}
.flag{color:var(--amber);font-weight:700}
.conf-Low{color:var(--red);font-weight:700} .conf-Medium{color:var(--amber);font-weight:700} .conf-High{color:var(--green)}
.controls{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.tblwrap{max-height:640px;overflow:auto;border:1px solid var(--line);border-radius:var(--r-s)}

/* ---------- wedge-weights editors ---------- */
.wgtwrap{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:860px){.wgtwrap{grid-template-columns:1fr}}
.wgtcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.wgthead{background:linear-gradient(160deg,#1F6B43,#15402B);color:#fff;padding:12px 16px;display:flex;align-items:center;gap:8px}
.wgthead h3{font-size:14.5px;font-weight:700}
.wgthead .sum{margin-left:auto;font-size:11.5px;font-weight:700;background:rgba(255,255,255,.16);padding:3px 9px;border-radius:12px}
.wgthead .sum.bad{background:var(--sand)}
.wgtbody{padding:8px 16px 12px}
.wgtrow{display:grid;grid-template-columns:1fr 66px;gap:10px;align-items:center;padding:7px 0;border-bottom:1px solid #EDF1EE}
.wgtrow:last-child{border-bottom:none}
.wgtrow .cl{font-size:12.5px} .wgtrow .cl .tag,.wgtrow .cl .cat{margin-left:4px}
.wgtrow input{width:100%;padding:6px 8px;border:1px solid var(--line-d);border-radius:8px;font-size:13.5px;text-align:center}
.wgtfoot{display:flex;gap:9px;padding:10px 16px;background:var(--mint);border-top:1px solid var(--mint2)}

/* ---------- scenario map ---------- */
.mapwrap{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:900px){.mapwrap{grid-template-columns:1fr}}
.mapcard{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.maphead{background:linear-gradient(160deg,#1F6B43,#15402B);color:#fff;padding:14px 16px}
.maphead h3{font-size:15.5px;font-weight:700;font-family:var(--serif);font-weight:560}
.maphead .sig{font-size:11.5px;color:#C4DED0;margin-top:3px}
.mapcf{background:#FBF3E6;border-left:3px solid var(--sand);padding:10px 15px;font-size:12px;color:#5a4a2a;line-height:1.5}
.mapcf b{color:var(--sand-d)}
.mapbody{padding:6px 16px 12px}
.mapc{display:grid;grid-template-columns:22px 1fr 34px;gap:10px;align-items:stretch;padding:9px 0;border-bottom:1px solid #EDF1EE}
.mapc:last-child{border-bottom:none}
.mapc .mbar{background:#E4EBE6;border-radius:4px;position:relative;overflow:hidden;min-height:30px}
.mapc .mbar>span{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(180deg,#4CA36A,#2E6B47)}
.mapc .clabel{font-size:12.5px;font-weight:650}
.mapc .cnote{font-size:11px;color:var(--muted);margin-top:2px}
.mapc .cmeta{font-size:9.5px;color:var(--muted);margin-top:3px;text-transform:uppercase;letter-spacing:.04em}
.mapc .wbadge{font-weight:800;color:var(--green);text-align:right;font-size:14px}
.maptot{padding:10px 16px;font-size:11px;color:var(--muted);background:var(--mint);border-top:1px solid var(--mint2)}

/* ---------- assessment tool ---------- */
.assess-grid{display:grid;grid-template-columns:1fr 360px;gap:20px}
@media(max-width:980px){.assess-grid{grid-template-columns:1fr}.results{position:static!important}}
.step{display:flex;align-items:center;gap:10px;margin:0 0 10px}
.step .n{background:var(--green);color:#fff;min-width:24px;height:24px;padding:0 7px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:11.5px;font-weight:700;flex:0 0 auto}
.step h2{font-size:15px;color:var(--forest);font-weight:700}
.step .sub{font-size:11.5px;color:var(--muted);font-weight:400;margin-left:auto}
.scenmeta{margin-top:12px;background:var(--mint);border:1px solid var(--mint2);border-radius:var(--r-s);padding:13px 15px}
.goal{font-size:13px;margin:2px 0 9px}
.sig{display:flex;align-items:center;gap:12px;margin-top:4px}
.sigbig{font-size:28px;font-weight:800;color:var(--green);line-height:1}
.siglab{font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.subscore{display:inline-block;font-size:11px;color:var(--muted);margin-right:10px} .subscore b{color:var(--ink)}
.realistic{border-left:3px solid var(--sand);padding-left:12px;margin-top:11px}
.realistic .lab{font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--sand-d);font-weight:700}
.src{font-size:10.5px;color:var(--muted);font-style:italic}
table.hurdles{width:100%;border-collapse:collapse;margin-top:4px}
table.hurdles th{font-size:10px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);
  text-align:left;padding:6px;border-bottom:1px solid var(--line-d);position:static;background:none;cursor:default}
table.hurdles td{padding:7px 6px;border-bottom:1px solid #EDF1EE;vertical-align:top}
table.hurdles tr.sel{background:var(--mint)}
table.hurdles tbody tr:hover{background:transparent}
.wbar{height:7px;background:#E4EBE6;border-radius:4px;overflow:hidden;min-width:46px}
.wbar>span{display:block;height:100%;background:linear-gradient(90deg,#4CA36A,#2E6B47)}
.hnote{font-size:10.5px;color:var(--muted);margin-top:3px}
.selrow{border:1px solid var(--mint2);border-radius:var(--r-s);padding:12px 14px;margin-top:10px;background:#FCFDFC}
.selrow h4{margin:0 0 7px;font-size:13px;color:var(--forest)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.ec-row{display:grid;grid-template-columns:1fr 96px 32px;gap:9px;align-items:start;margin-top:9px}
.encfg{display:flex;align-items:center;gap:9px;flex-wrap:wrap;margin-top:12px;padding-top:11px;border-top:1px dashed var(--line-d)}
.encfg label{display:inline;margin:0;font-size:11px;font-weight:650;color:var(--muted)}
.encfg select,.encfg input[type=number]{width:auto;padding:5px 7px;font-size:12px}
.encfg input[type=range]{accent-color:var(--leaf);width:96px}
.encfg .ecl{font-size:11px;color:var(--muted);font-weight:700}
details.help{margin-top:8px}
details.help summary{cursor:pointer;font-size:11.5px;color:var(--green);font-weight:650}
details.help div{font-size:11.5px;color:var(--muted);margin-top:6px}

/* results panel */
.results{position:sticky;top:80px;align-self:start}
.results .card{background:linear-gradient(165deg,#1F6B43,#143A27);color:#fff;border:none}
.results h3{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:#BCD8C4;margin-bottom:6px}
.metric{display:flex;justify-content:space-between;align-items:baseline;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.14)}
.metric .k{font-size:12px;color:#D9E6DE} .metric .v{font-size:16px;font-weight:800}
.metric .v small{font-size:11px;font-weight:600;color:#BCD8C4}
.hero{background:rgba(255,255,255,.10);border-radius:var(--r-s);padding:12px 13px;margin-top:12px}
.hero .lab{font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:#BCD8C4} .hero .lab b{color:#fff}
.hero .rng{font-size:23px;font-weight:800;margin-top:4px} .hero .note{font-size:10.5px;color:#B6D0C1;margin-top:3px}
.hero.cross{background:#fff;color:var(--green);box-shadow:0 0 0 2px rgba(255,255,255,.22) inset}
.hero.cross .lab{color:var(--green)} .hero.cross .lab b{color:var(--forest)} .hero.cross .note{color:var(--green)}
.warn{background:#FBEED9;border:1px solid #EAD4A6;color:#7A5A16;font-size:11.5px;border-radius:8px;padding:8px 10px;margin-top:10px;display:none}
.warn.show{display:block}
.flow{font-size:10.5px;color:#BCD8C4;margin-top:13px;line-height:1.6}
.flow code{background:rgba(255,255,255,.14);padding:1px 5px;border-radius:4px;color:#fff;font-size:10px}

/* gap chart + agent */
.gapchart{width:100%;margin-top:2px} .gapchart svg{display:block;width:100%;height:auto}
.chart-empty{padding:48px 10px;text-align:center;color:var(--muted);font-size:13px;background:var(--mint);border-radius:var(--r-s)}
.chart-legend{display:flex;flex-wrap:wrap;gap:13px;margin-top:10px;font-size:11px;color:var(--muted);align-items:center}
.chart-legend span{display:inline-flex;align-items:center;gap:6px}
.agentcard{border:1px solid #BBD3C4;background:linear-gradient(180deg,#F4F9F5,#FFFFFF)}
.agent-ta{min-height:62px}
.filebtn{display:inline-flex;align-items:center;cursor:pointer}
.agent-status{font-size:11.5px;color:var(--muted);margin-top:10px;min-height:15px}
.agent-status.err{color:var(--red)} .agent-status.ok{color:var(--green);font-weight:650}
.agent-report{margin-top:11px;border:1px solid var(--mint2);background:#FBFDFB;border-radius:var(--r-s);padding:12px 14px;font-size:12px}
.agent-report h4{margin:0 0 5px;font-size:12.5px;color:var(--forest)}
.agent-report .pick{margin:6px 0;padding:7px 10px;background:var(--mint);border-radius:7px} .agent-report .pick b{color:var(--green)}
.agent-report .kw{color:var(--green)}
.agent-report .disc{margin-top:10px;font-size:11.5px;color:#7A5A16;background:#FBEEDD;border:1px solid #EAD4A6;border-radius:7px;padding:8px 10px}
.agent-adv{font-size:11.5px;color:var(--muted)}
.agent-adv .grid3{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:7px}

/* ---------- overview section cards ---------- */
.navcards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:1000px){.navcards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.navcards{grid-template-columns:1fr}}
.navcard{display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;
  box-shadow:var(--shadow);transition:.16s;color:var(--ink)}
.navcard:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow-l);border-color:var(--moss)}
.navcard .ic{width:34px;height:34px;color:var(--leaf)}
.navcard h3{font-size:15.5px;color:var(--forest);margin:12px 0 4px}
.navcard p{font-size:12.5px;color:var(--muted);margin:0;line-height:1.5}

/* ---------- methodology ---------- */
.method-body{max-width:78ch}
.method-body h2{font-family:var(--serif);font-weight:560;font-size:24px;color:var(--forest);margin:26px 0 8px}
.method-body h3{font-size:16px;color:var(--green);margin:20px 0 6px}
.method-body p{margin:9px 0}
.chainviz{display:flex;align-items:stretch;gap:0;flex-wrap:wrap;margin:6px 0}
.chip{background:var(--mint);border:1px solid var(--mint2);border-radius:10px;padding:10px 13px;min-width:120px;flex:1}
.chip .t{font-size:11px;font-weight:700;color:var(--green);text-transform:uppercase;letter-spacing:.04em}
.chip .d{font-size:11.5px;color:var(--muted);margin-top:3px}
.chevron{display:flex;align-items:center;color:var(--moss);font-size:20px;padding:0 8px}
@media(max-width:720px){.chevron{transform:rotate(90deg);width:100%;justify-content:center;padding:4px 0}}

/* ---------- footer ---------- */
.site-foot{background:var(--forest);color:#C4DAC9;margin-top:34px;padding:30px 0 34px}
.site-foot .in{max-width:var(--maxw);margin:0 auto;padding:0 24px;display:flex;gap:20px;flex-wrap:wrap;align-items:flex-start}
.site-foot .brand{color:#fff} .site-foot .brand .wm span{color:#9FC0AA}
.site-foot p{font-size:11.5px;line-height:1.6;max-width:70ch;margin:0}
.site-foot a{color:#BCE3C9}
.disclaimer{font-size:10.5px;color:#9FC0AA;margin-top:6px}