/* Fundamentals page (K150). Tokens and shared components from base.css; page classes prefixed f-.
   Layout: one question per tab, sub-tabs inside, one recurring device: the percentile ruler (shaded = middle half of all days, dot = today).
   Sharp edges in Light and Dark, frosted cards in Glass: all from the site tokens (--radius-card, --blur, --card-shadow). */

/* three extra tokens for the ruler and the cool/warm heat colours; everything else is the site's own */
:root,:root[data-theme="dark"]{--f-teal:#3FC7C0;--f-teal-fill:rgba(63,199,192,.14);--f-cool:#5FA8D8;--f-warm:#F2A65A}
:root[data-theme="light"]{--f-teal:#0E7C7B;--f-teal-fill:rgba(14,124,123,.12);--f-cool:#2F6F9F;--f-warm:#B5651D}
@media(prefers-color-scheme:light){:root:not([data-theme]){--f-teal:#0E7C7B;--f-teal-fill:rgba(14,124,123,.12);--f-cool:#2F6F9F;--f-warm:#B5651D}}
:root[data-theme="glass"]{--f-teal:#5FE0D6;--f-teal-fill:rgba(95,224,214,.16);--f-cool:#7BC0EC;--f-warm:#F7B36E}

.fund-head{padding-bottom:var(--s5)}
.f-eyebrow{font:600 var(--fs-xs)/1 var(--font-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--amber)}
.fund-head .f-eyebrow{display:block;margin-bottom:var(--s3)}
.fund-head h1{font-size:clamp(2.2rem,1.4rem + 3.2vw,3.6rem);line-height:1.04;letter-spacing:-.025em;font-weight:800;max-width:16ch;margin:0 0 var(--s4)}
.fund-head h1 em{font-style:normal;color:var(--amber)}
.fund-head .lede{max-width:62ch;color:var(--text-dim);font-size:var(--fs-lg);margin:0 0 var(--s3)}
.f-asof{font:500 var(--fs-sm)/1.5 var(--font-mono);color:var(--text-dim);margin:0}
.f-asof b{color:var(--text-strong);font-weight:600}
.f-msg{margin:var(--s3) 0 0;color:var(--text-dim);font-size:var(--fs-sm)}
.f-msg .btn{margin-left:var(--s3)}

.f-card{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius-card);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  box-shadow:inset 0 1px 0 var(--glass-edge),var(--card-shadow)}

/* the ruler */
.f-signs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--hairline);border:1px solid var(--hairline);border-radius:var(--radius-card);overflow:hidden}
.f-sign{background:var(--surface);padding:16px 18px 14px;display:grid;gap:8px;text-decoration:none;color:var(--text);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);align-content:start}
.f-sign:hover{background:var(--surface-2);color:var(--text)}
.f-k{font:600 var(--fs-xs)/1.2 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--text-mute);display:flex;justify-content:space-between;gap:8px}
.f-v{font:700 1.75rem/1 var(--font-mono);color:var(--text-strong);font-variant-numeric:tabular-nums}
.f-v small{font-size:.55em;color:var(--text-mute);font-weight:500}
.f-cap{font-size:var(--fs-xs);color:var(--text-dim);margin:12px 0 0}
.f-verdict{display:grid;gap:3px}
.f-verdict b{display:flex;gap:8px;align-items:baseline;font:700 var(--fs-sm)/1.3 var(--font-sans);color:var(--text-strong)}
.f-verdict b::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:currentColor;transform:translateY(-1px)}
.f-verdict.cool b{color:var(--f-cool)}.f-verdict.warm b{color:var(--f-warm)}.f-verdict.typ b{color:var(--text-strong)}
.f-verdict p{margin:0;font-size:var(--fs-xs);line-height:1.45;color:var(--text-dim);max-width:none}
.f-verdict small{font-size:10.5px;line-height:1.3;color:var(--text-mute)}
.f-sign .f-verdict{margin-top:6px}
.f-head.cool b{color:var(--f-cool)}.f-head.warm b{color:var(--f-warm)}
.f-tile .v{font:700 11px/1.3 var(--font-sans);color:var(--text-strong)}
.f-ruler{position:relative;height:36px}
.f-ruler .track{position:absolute;left:0;right:0;top:10px;height:2px;background:var(--hairline-strong)}
.f-ruler .iqr{position:absolute;top:6px;height:10px;background:var(--f-teal-fill);border-left:1px solid var(--f-teal);border-right:1px solid var(--f-teal)}
.f-ruler .med{position:absolute;top:3px;width:2px;height:16px;background:var(--f-teal)}
.f-ruler .dot{position:absolute;top:4px;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 3px var(--bg)}
.f-ruler .ends{position:absolute;top:24px;left:0;right:0;display:flex;justify-content:space-between;font:500 10px/1 var(--font-mono);color:var(--text-mute)}
.f-ruler.is-wait .track{background:none;border-top:2px dashed var(--hairline-strong);height:0}
.f-chip{display:inline-block;padding:2px 8px;font:600 10px/1.5 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;border:1px solid currentColor;white-space:nowrap}
.f-chip.low{color:var(--f-cool)}.f-chip.typical{color:var(--text-mute)}.f-chip.high{color:var(--f-warm)}.f-chip.wait{color:var(--text-mute);border-style:dashed}

/* tabs and sub-tabs */
.fund-head [hidden],.fund-body [hidden]{display:none!important}
.f-tabs{scroll-margin-top:56px;position:sticky;top:56px;z-index:30;display:flex;gap:2px;overflow-x:auto;background:var(--bg);border-bottom:1px solid var(--hairline);margin-top:var(--s2);scrollbar-width:none}
:root[data-theme="glass"] .f-tabs{background:rgba(7,16,31,.78);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur)}
.f-tabs button{all:unset;box-sizing:border-box;cursor:pointer;white-space:nowrap;padding:14px 16px 12px;font:700 var(--fs-sm)/1 var(--font-sans);color:var(--text-dim);border-bottom:3px solid transparent}
.f-tabs button:hover{color:var(--text-strong)}
.f-tabs button[aria-selected="true"]{color:var(--text-strong);border-bottom-color:var(--amber)}
.f-tabs button:focus-visible,.f-subtabs button:focus-visible{outline:2px solid var(--amber);outline-offset:-2px}
.f-subtabs{display:flex;gap:6px;flex-wrap:wrap}
.f-subtabs button{all:unset;box-sizing:border-box;cursor:pointer;padding:8px 14px;font:600 var(--fs-sm)/1 var(--font-sans);color:var(--text-dim);border:1px solid var(--hairline-strong);border-radius:var(--radius-ctl)}
.f-subtabs button[aria-selected="true"]{background:var(--amber);border-color:var(--amber);color:var(--ink-on-amber)}
.f-band[hidden],.f-pane[hidden]{display:none!important}
.f-band{padding-block:28px 10px;display:grid;gap:18px;scroll-margin-top:120px}
.f-band > header{display:grid;gap:6px;max-width:70ch}
.f-band h2{font-size:var(--fs-2xl);letter-spacing:-.02em;font-weight:800;margin:0}
.f-band header p{margin:0;color:var(--text-dim)}
.f-pane{display:grid;gap:18px}
.f-grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.f-grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.f-panel{padding:18px;display:grid;gap:12px;align-content:start;min-width:0}
.f-panel h3{font-size:var(--fs-lg);font-weight:700;margin:0}
.f-sub{margin:0;color:var(--text-mute);font-size:var(--fs-sm)}
.f-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.f-head{padding:18px;display:grid;gap:8px;text-decoration:none;color:var(--text);align-content:start}
.f-head:hover{border-color:var(--amber);color:var(--text)}
.f-head .f-eyebrow{color:var(--text-mute)}
.f-head b{font:700 var(--fs-xl)/1.2 var(--font-sans);color:var(--text-strong)}
.f-head .l{color:var(--text-dim);font-size:var(--fs-sm)}
.f-chart{height:340px;width:100%;min-width:0}
.f-chart.sm{height:220px}
.f-legend{display:flex;gap:16px;flex-wrap:wrap;font:500 var(--fs-xs)/1 var(--font-mono);color:var(--text-mute)}
.f-legend i{display:inline-block;width:14px;height:2px;vertical-align:middle;margin-right:6px}
.f-big{font:700 2.4rem/1 var(--font-mono);color:var(--text-strong);font-variant-numeric:tabular-nums}
.f-big small{font-size:.45em;color:var(--text-mute);font-weight:500}
.f-kv{display:grid;grid-template-columns:auto auto;justify-content:space-between;gap:4px 14px;font-size:var(--fs-sm)}
.f-kv span:nth-child(odd){color:var(--text-mute)}
.f-kv span:nth-child(even){font-family:var(--font-mono);color:var(--text-strong);text-align:right}
.f-seg{display:inline-flex;border:1px solid var(--hairline-strong);border-radius:var(--radius-ctl);overflow:hidden}
.f-seg button{all:unset;box-sizing:border-box;cursor:pointer;padding:8px 12px;font:600 var(--fs-xs)/1 var(--font-mono);letter-spacing:.06em;color:var(--text-dim)}
.f-seg button[aria-pressed="true"]{background:var(--amber);color:var(--ink-on-amber)}
.f-seg button:focus-visible{outline:2px solid var(--amber);outline-offset:-2px}
.f-select{font:600 var(--fs-sm)/1.2 var(--font-sans);color:var(--text-strong);background:var(--surface);border:1px solid var(--hairline-strong);border-radius:var(--radius-ctl);padding:8px 10px;max-width:100%}
:root[data-theme="glass"] .f-select{background:rgba(8,16,30,.72)}
.f-break{font-size:var(--fs-sm);color:var(--text-dim);border-left:3px solid var(--amber);padding:6px 12px;background:var(--amber-fill)}

/* sector heat */
.f-heat{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}
.f-tile{padding:12px;display:grid;gap:4px;border:1px solid var(--hairline);border-radius:var(--radius-ctl)}
.f-tile .n{font-size:var(--fs-sm);font-weight:700;color:var(--text-strong)}
.f-tile .p{font:700 1.3rem/1 var(--font-mono);color:var(--text-strong)}
.f-tile .s{font:500 var(--fs-xs)/1.3 var(--font-mono);color:var(--text-dim)}
.f-tile.wait{color:var(--text-mute);border-style:dashed}
.f-tile.wait .n{color:var(--text-dim)}

/* bars, tables */
.f-hbar{display:grid;grid-template-columns:120px 1fr 54px;align-items:center;gap:10px;font-size:var(--fs-sm)}
.f-hbar .t{height:10px;background:var(--surface-2);position:relative}
.f-hbar .t i{position:absolute;inset:0 auto 0 0;background:var(--amber)}
.f-hbar .t b{position:absolute;top:-3px;width:2px;height:16px;background:var(--f-teal)}
.f-tbl{overflow-x:auto}
.f-tbl table{border-collapse:collapse;width:100%;font-size:var(--fs-sm)}
.f-tbl th{font:600 10px/1 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--text-mute);text-align:right;padding:8px 10px;border-bottom:1px solid var(--hairline-strong);white-space:nowrap;cursor:pointer}
.f-tbl th:first-child,.f-tbl td:first-child{text-align:left}
.f-tbl td{padding:8px 10px;border-bottom:1px solid var(--hairline);font-family:var(--font-mono);text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.f-tbl td:first-child{font-family:var(--font-sans);font-weight:600;color:var(--text-strong)}
.f-pos{color:var(--green)}.f-neg{color:var(--red)}
.f-cal{display:grid;gap:8px}
.f-cal div{display:grid;grid-template-columns:96px 1fr;gap:12px;font-size:var(--fs-sm);padding-block:6px;border-bottom:1px solid var(--hairline)}
.f-cal .f-hbar{grid-template-columns:120px 1fr 54px;padding-block:0;border-bottom:0}
@media(max-width:420px){.f-cal .f-hbar{grid-template-columns:96px 1fr 46px}}
.f-cal b{font-family:var(--font-mono);color:var(--text-strong)}
.f-cal .moved{color:var(--amber)}
.f-read details{border-top:1px solid var(--hairline);padding-block:12px}
.f-read summary{cursor:pointer;font-weight:700;color:var(--text-strong)}
.f-read details p{margin:8px 0 0;color:var(--text-dim);max-width:68ch}
.f-foot{padding-block:var(--s6) var(--s8);color:var(--text-mute);font-size:var(--fs-sm)}
.f-foot p{max-width:none;margin:0 0 var(--s2)}
.f-svg{width:100%;height:auto}
.f-svg text{font-family:var(--font-mono)}

/* designed "loading history" state: a lens whose history is not stored yet */
.f-wait{display:grid;gap:8px;justify-items:start;padding:18px;border:1px dashed var(--hairline-strong);border-radius:var(--radius-ctl);color:var(--text-dim);font-size:var(--fs-sm)}
.f-wait p{margin:0;max-width:56ch}
.f-wait .bar{width:100%;max-width:280px;height:6px;background:var(--surface-2);position:relative;overflow:hidden}
.f-wait .bar i{position:absolute;inset:0 auto 0 0;width:35%;background:var(--amber);opacity:.7;animation:f-load 2.4s var(--ease) infinite}
@keyframes f-load{0%{transform:translateX(-100%)}100%{transform:translateX(300%)}}
.f-big.is-wait{color:var(--text-mute)}

/* sign-in gate: same pattern as Live (blurred preview with made-up numbers + card) */
.f-gate{position:relative}
.f-gate-pin{position:sticky;top:22vh;height:0;z-index:50;display:flex;align-items:flex-start;justify-content:center;padding:0 16px}
.f-gate-card{margin-top:24px;max-width:440px;width:100%;text-align:center;padding:var(--s5);background:var(--surface);border:1px solid var(--hairline-strong);box-shadow:0 20px 60px rgba(0,0,0,.55);border-radius:var(--radius-card)}
.f-gate-card h2{margin:.2rem 0 .6rem}
.f-gate-card .btn{margin:.6rem 0 .2rem;min-width:12rem}
.f-gate-note{margin:.4rem 0 0;color:var(--text-dim);font-size:.85em}
.f-locked{filter:blur(7px);opacity:.55;pointer-events:none;user-select:none;min-height:60vh;overflow:hidden;max-height:1400px}

@media(max-width:900px){.f-signs{grid-template-columns:repeat(2,minmax(0,1fr))}.f-grid3,.f-grid2{grid-template-columns:1fr}}
@media(max-width:420px){.f-v{font-size:1.4rem}.f-hbar{grid-template-columns:96px 1fr 46px}.f-big{font-size:2rem}.f-tabs button{padding:14px 12px 12px}}
@media(prefers-reduced-motion:reduce){.f-wait .bar i{animation:none}}
@media print{.f-tabs{position:static}.f-band[hidden]{display:grid!important}}

/* sign cards are a div now (a button inside a link is invalid): label row + a body link */
.f-sign .f-k a{color:inherit;text-decoration:none}
.f-signbody{display:grid;gap:8px;color:inherit;text-decoration:none}
.f-signbody .f-v{display:block}
.f-signbody .f-cap,.f-signbody .f-ruler{display:block}
.f-sign:focus-within{background:var(--surface-2)}
.f-parts{display:flex;flex-wrap:wrap;gap:4px 18px;margin:6px 0 0}

/* "Know more" links and the pop-up */
.f-know{all:unset;box-sizing:border-box;cursor:pointer;font:500 11px/1.2 var(--font-mono);letter-spacing:.02em;color:var(--text-mute);text-transform:none;white-space:nowrap;
  padding:15px 8px;margin:-15px -8px;border-radius:var(--radius-ctl)}
.f-know:hover{color:var(--amber)}
.f-know:focus-visible{outline:2px solid var(--amber);outline-offset:-2px;color:var(--amber)}
.f-know:disabled{cursor:default;opacity:.5}
.f-panel h3 .f-know,.f-kv .f-know{margin-left:6px}
.f-lock{overflow:hidden}
.f-dialog{border:1px solid var(--hairline-strong);border-radius:var(--radius-card);background:var(--surface);color:var(--text);padding:0;width:min(560px,calc(100vw - 32px));max-height:min(86vh,720px);box-shadow:0 24px 70px rgba(0,0,0,.55)}
:root[data-theme="glass"] .f-dialog{background:#0E1A30}
.f-dialog::backdrop{background:rgba(2,6,14,.62)}
.f-dialog-in{padding:20px 22px 18px;overflow:auto;max-height:inherit;display:grid;gap:14px}
.f-dialog header{display:flex;gap:12px;align-items:flex-start;justify-content:space-between}
.f-dialog h2{font-size:var(--fs-xl,1.4rem);line-height:1.2;margin:0;letter-spacing:-.01em}
.f-dialog-x{all:unset;box-sizing:border-box;cursor:pointer;flex:none;min-height:44px;padding:0 14px;display:inline-flex;align-items:center;font:600 var(--fs-sm) var(--font-sans);color:var(--text-strong);border:1px solid var(--hairline-strong);border-radius:var(--radius-ctl)}
.f-dialog-x:hover{border-color:var(--amber)}
.f-dialog-x:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.f-dialog section h3{margin:0 0 2px;font:600 var(--fs-xs)/1.3 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--amber)}
.f-dialog section p{margin:0;font-size:var(--fs-sm);line-height:1.55;color:var(--text);max-width:none}
.f-dialog .f-fine{margin:0;font-size:11px;color:var(--text-mute)}
@media(max-width:600px){
  .f-dialog{margin:auto 0 0;width:100%;max-width:100%;max-height:88vh;border-radius:16px 16px 0 0;border-bottom:0}
  .f-dialog-in{padding:18px 18px calc(18px + env(safe-area-inset-bottom,0px))}
}
@media(prefers-reduced-motion:no-preference){.f-dialog[open]{animation:f-pop .18s var(--ease)}@keyframes f-pop{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}}

#f-know-body{display:grid;gap:14px}