/* Layout: one immersive product page. Full-bleed 3D hero, then a drug page: 3D viewer beside specs, then heart model beside a step-by-step mechanism animation. Single deliberate dark look. */
:root{
  --ink:#090E1A; --panel:#101828; --panel2:#152036; --line:#22304D;
  --fg:#EAF0F8; --muted:#8C99B3;
  --coral:#FF5A5F; --ice:#8FD3FF; --sun:#FFC633; --mint:#2BD9A4;
  --text2:#C3CCDD; --field:#EAF0F8; --field-fg:#3B4660; --review:#1A2440; --stage1:#1C2A48; --stage2:#0D1424; --star-bg:#2A2410; --day-fg:#090E1A;
  --ink-rgb:9,14,26; --panel-rgb:16,24,40;
  --f-display:"Readex Pro", "IBM Plex Sans Arabic", Tahoma, sans-serif;
  --f-body:"IBM Plex Sans Arabic", "Segoe UI", Tahoma, sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, Menlo, monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{background:var(--ink);color:var(--fg);font-family:var(--f-body);font-size:15px;line-height:1.75}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--ink)}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(16px, env(safe-area-inset-left,0px));padding-right:max(16px, env(safe-area-inset-right,0px))}
.ltr{direction:ltr;unicode-bidi:isolate;display:inline-block}
.mono{font-family:var(--f-mono)}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--ice);outline-offset:3px}

.review{background:var(--review);color:var(--muted);font-size:13px;padding-block:8px;text-align:center}
.review b{color:var(--sun);font-weight:500}

nav.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:rgba(var(--ink-rgb),.78);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
nav.top .wrap{display:flex;align-items:center;gap:24px;padding-block:12px}
.logo{font-family:var(--f-display);font-weight:700;font-size:20px;display:flex;align-items:center;gap:8px}
.logo svg{width:28px;height:13px}
nav.top a{color:var(--muted);text-decoration:none;font-size:14px}
nav.top a:hover{color:var(--fg)}
.study{margin-inline-start:auto;display:flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:5px 14px;font-size:14px;background:var(--panel)}
.lang{font-family:var(--f-mono);font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:2px 8px;background:none}

/* hero */
.hero{position:relative;overflow:visible;z-index:6;min-height:560px;display:flex;align-items:center}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(270deg,rgba(var(--ink-rgb),.92) 0%,rgba(var(--ink-rgb),.55) 42%,rgba(var(--ink-rgb),0) 70%);pointer-events:none}
.hero .wrap{position:relative;z-index:1;width:100%;padding-block:72px}
.hero .copy{max-width:540px;display:grid;gap:18px;pointer-events:none}
.hero .copy > *{pointer-events:auto}
.eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.1em;color:var(--ice)}
.hero h1{font-family:var(--f-display);font-weight:700;font-size:clamp(36px,6vw,68px);line-height:1.12;margin:0;text-wrap:balance}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--coral),var(--sun));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{margin:0;color:var(--muted);font-size:17px;max-width:44ch}
.search{display:flex;height:58px;border-radius:999px;overflow:hidden;max-width:520px;box-shadow:0 20px 60px rgba(255,90,95,.18)}
.search .l{flex:1;background:var(--field);color:var(--field-fg);display:flex;align-items:center;gap:10px;padding:0 22px;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.search .r{background:var(--coral);color:#fff;text-decoration:none;display:flex;align-items:center;padding:0 24px;font-weight:600}
.hint{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:center}
.hint i{width:18px;height:18px;border:1.5px solid var(--muted);border-radius:50%;display:inline-grid;place-items:center;font-style:normal;font-size:10px}

/* drug page */
section.drug{padding-block:56px 24px}
.dhead{display:flex;flex-wrap:wrap;align-items:flex-end;gap:12px 24px;margin-bottom:22px}
.dhead h2{margin:0;font-family:var(--f-display);font-size:clamp(34px,5vw,54px);line-height:1;direction:ltr}
.dhead .ar{color:var(--muted);font-size:18px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1px solid var(--line);border-radius:999px;padding:3px 12px;font-size:13px;background:var(--panel)}
.chip.atc{font-family:var(--f-mono);color:var(--ice)}
.star{margin-inline-start:auto;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:6px 14px;display:flex;gap:6px;align-items:center;font-size:14px;transition:border-color .2s,background .2s}
.star[aria-pressed="true"]{border-color:var(--sun);background:var(--star-bg);color:var(--sun)}

.viewer{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:18px}
.stage{position:relative;border-radius:22px;overflow:hidden;background:radial-gradient(80% 90% at 50% 30%,var(--stage1) 0%,var(--stage2) 70%);border:1px solid var(--line);aspect-ratio:4/3;max-width:100%;min-width:0}
.stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y;cursor:grab}
.stage canvas:active{cursor:grabbing}
.seg{position:absolute;top:14px;right:14px;display:flex;background:rgba(var(--ink-rgb),.7);border:1px solid var(--line);border-radius:999px;padding:4px;z-index:2}
.seg button{border:0;background:none;border-radius:999px;padding:6px 16px;font-size:14px;color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--fg);color:var(--ink);font-weight:500}
.stage .hint{position:absolute;bottom:14px;left:0;right:0;justify-content:center;z-index:2;pointer-events:none}
.nogl{position:absolute;inset:0;display:none;place-items:center;text-align:center;color:var(--muted);padding:20px}
.nogl-on .nogl{display:grid}

.specs{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:20px;display:grid;gap:4px;align-content:start;min-width:0}
.specs h3{margin:0 0 8px;font-family:var(--f-display);font-size:18px;font-weight:600}
.specs dl{margin:0;display:grid;grid-template-columns:auto minmax(0,1fr);gap:0 16px}
.specs dt,.specs dd{margin:0;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.specs dt{color:var(--muted)}
.specs .note{font-size:12px;color:var(--muted);margin-top:10px}
.swatch{display:inline-block;width:12px;height:12px;border-radius:50%;vertical-align:-1px;margin-inline-end:6px;border:1px solid rgba(255,255,255,.3)}

/* mechanism */
section.mech{padding-block:48px 24px}
.sec-title{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 16px;margin-bottom:18px}
.sec-title h3{margin:0;font-family:var(--f-display);font-size:clamp(24px,3.4vw,34px);font-weight:600}
.sec-title span{color:var(--muted)}
.mgrid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:18px}
.heart{aspect-ratio:1/1}
.hud{position:absolute;top:14px;left:14px;z-index:2;font-family:var(--f-mono);direction:ltr;display:grid;gap:6px;pointer-events:none}
.hud .hr{font-size:12px;color:var(--muted)}
.hud .hr b{display:block;font-size:34px;line-height:1;color:var(--fg);font-weight:500}
.hud .bar{width:120px;height:5px;border-radius:5px;background:var(--line);overflow:hidden}
.hud .bar i{display:block;height:100%;background:var(--coral);width:90%;transition:width .4s}
.hud small{font-size:11px;color:var(--muted)}
.cell{background:var(--panel);border:1px solid var(--line);border-radius:22px;overflow:hidden;display:grid;grid-template-rows:auto auto auto;min-width:0}
.cell canvas{width:100%;height:340px;display:block}
.steps{display:flex;gap:6px;padding:12px 14px 0;flex-wrap:wrap;align-items:center}
.steps button.s{border:1px solid var(--line);background:var(--panel2);border-radius:999px;padding:4px 12px;font-size:13px;color:var(--muted);position:relative;overflow:hidden}
.steps button.s[aria-current="true"]{color:var(--ink);background:var(--fg);border-color:var(--fg)}
.steps .play{margin-inline-start:auto;border:1px solid var(--line);background:none;border-radius:999px;width:34px;height:34px;display:grid;place-items:center}
.cap{padding:12px 16px 18px;min-height:118px}
.cap h4{margin:0 0 4px;font-family:var(--f-display);font-weight:600;font-size:17px}
.cap p{margin:0;color:var(--text2);font-size:14.5px;max-width:62ch}
.legend{display:flex;flex-wrap:wrap;gap:6px 14px;padding:0 16px 14px;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-inline-end:5px;vertical-align:-1px}

/* info cards */
section.info{padding-block:32px 72px}
.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:16px;display:grid;gap:10px;align-content:start;min-width:0}
.card h5{margin:0;font-size:13px;color:var(--muted);font-weight:500}
.card ul{margin:0;padding:0;list-style:none;display:grid;gap:6px;font-size:14px}
.card .src{font-size:11.5px;color:var(--muted);border-top:1px dashed var(--line);padding-top:8px;direction:ltr;text-align:right}
.card .sev{font-family:var(--f-mono);font-size:10.5px;color:var(--coral);border:1px solid var(--coral);border-radius:4px;padding:0 5px;margin-inline-start:6px}


/* browse menu */
.menu-w{position:relative}
.menu-b,.study-b{display:flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:14px;background:var(--panel)}
.menu-b[aria-expanded="true"]{border-color:var(--ice);color:var(--ice)}
.study-b{white-space:nowrap;margin-inline-start:auto;background:var(--fg);color:var(--ink);border-color:var(--fg);font-weight:500}
.menu{position:absolute;top:calc(100% + 10px);right:0;width:min(420px,calc(100vw - 32px));background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:8px;display:grid;gap:2px;box-shadow:0 30px 80px rgba(0,0,0,.5);z-index:20;transform-origin:top right;animation:pop .22s cubic-bezier(.2,.9,.3,1.2)}
@keyframes pop{from{transform:scale(.94) translateY(-6px)}to{transform:none}}
.mi{display:flex;gap:14px;align-items:center;padding:10px 12px;border-radius:12px;color:var(--fg);text-decoration:none;transition:background .15s}
.mi:hover,.mi:focus-visible{background:var(--panel2)}
nav.top .menu .mi{color:var(--fg)}
.mi .ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;flex:none;background:color-mix(in srgb,var(--c) 16%,transparent);color:var(--c)}
.mi b{display:block;font-weight:500;direction:ltr;text-align:right}
.mi small{color:var(--muted);font-size:12.5px}
.mi .go{margin-inline-start:auto;color:var(--muted)}

/* drug of the day */
.dotd{display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 14px;align-items:start;background:rgba(var(--panel-rgb),.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line);border-radius:18px;padding:14px 16px;max-width:520px}
.dotd .day{grid-row:span 2;width:52px;height:56px;border-radius:12px;background:var(--sun);color:var(--day-fg);display:grid;place-items:center;text-align:center;line-height:1.05;font-family:var(--f-display);font-weight:700}
.dotd .day b{font-size:22px;display:block}
.dotd .day small{font-size:11px;font-weight:600}
.dotd .lbl{font-size:12px;color:var(--sun);font-family:var(--f-mono);letter-spacing:.06em}
.dotd p{margin:0;font-size:14.5px;color:var(--fg);max-width:none}
.dotd .meta{grid-column:2;display:flex;gap:14px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.dotd .meta a{color:var(--ice);text-decoration:none}

/* alternatives */
section.alts{padding-block:40px 0}
.alt-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:18px}
.alt-box{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px;display:grid;gap:12px;align-content:start;min-width:0}
.alt-box h4{margin:0;font-size:14px;color:var(--muted);font-weight:500}
.brands{display:flex;flex-wrap:wrap;gap:8px}
.brand{border:1px solid var(--line);background:var(--panel2);border-radius:12px;padding:8px 12px;display:grid;font-size:14px;direction:ltr;text-align:left}
.brand small{color:var(--muted);font-size:11.5px;direction:rtl;text-align:right}
.alist{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.alt{background:var(--panel2);border:1px solid var(--line);border-radius:16px;padding:14px;display:grid;gap:6px;align-content:start;transition:transform .2s,border-color .2s;text-decoration:none;color:var(--fg)}
.alt:hover{transform:translateY(-3px);border-color:var(--ice)}
.alt b{direction:ltr;text-align:right;font-family:var(--f-display);font-size:18px;font-weight:600}
.alt span{font-size:13px;color:var(--text2)}
.alt i{font-style:normal;font-size:11px;font-family:var(--f-mono);color:var(--ice)}
.alt-note{font-size:12.5px;color:var(--muted)}

/* study mode sheet */
.sheet-bg{position:fixed;inset:0;background:rgba(var(--ink-rgb),.66);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);z-index:30;display:grid;place-items:center;padding:max(16px,env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) max(16px,env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));animation:fade .2s}
@keyframes fade{from{background:rgba(var(--ink-rgb),0)}}
.sheet{width:min(860px,100%);max-height:100%;overflow:auto;background:var(--ink);border:1px solid var(--line);border-radius:26px;padding:22px;display:grid;gap:18px;animation:rise .35s cubic-bezier(.2,.9,.3,1.1)}
@keyframes rise{from{transform:translateY(30px) scale(.98)}}
.sheet-h{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.sheet-h h3{margin:0;font-family:var(--f-display);font-size:26px;direction:ltr}
.sheet-h .x{margin-inline-start:auto;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--panel);display:grid;place-items:center;font-size:18px}
.signin{display:flex;flex-wrap:wrap;gap:10px 14px;align-items:center;background:linear-gradient(90deg,rgba(255,90,95,.14),rgba(255,198,51,.08));border:1px solid rgba(255,90,95,.35);border-radius:16px;padding:12px 14px;font-size:14px}
.signin span{flex:1 1 220px}
.signin button{border:0;border-radius:999px;padding:7px 14px;font-weight:500}
.signin .g{background:var(--fg);color:var(--ink)}
.signin .e{background:none;border:1px solid var(--line)}
.boxes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.bx{position:relative;overflow:hidden;background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:18px;display:grid;gap:10px;align-content:start;text-align:start;transition:transform .2s,border-color .2s;min-height:170px}
.bx:hover{transform:translateY(-3px);border-color:var(--c)}
.bx::after{content:"";position:absolute;width:160px;height:160px;border-radius:50%;background:var(--c);opacity:.10;left:-40px;bottom:-60px;transition:transform .4s}
.bx:hover::after{transform:scale(1.25)}
.bx .t{display:flex;align-items:center;gap:10px}
.bx .t .ic{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 18%,transparent);color:var(--c)}
.bx h5{margin:0;font-size:18px;font-family:var(--f-display);font-weight:600;direction:ltr}
.bx p{margin:0;font-size:13.5px;color:var(--muted)}
.bx .big{font-family:var(--f-display);font-size:30px;font-weight:700;line-height:1;color:var(--fg)}
.bx .big small{font-size:13px;color:var(--muted);font-weight:400;margin-inline-start:6px}
.prog{height:6px;border-radius:6px;background:var(--line);overflow:hidden}
.prog i{display:block;height:100%;background:var(--c);border-radius:6px}
.mini{display:flex;flex-wrap:wrap;gap:6px}
.mini span{font-size:12px;border:1px solid var(--line);border-radius:999px;padding:1px 9px;direction:ltr}
.note-prev{font-size:13px;color:var(--text2);border-inline-start:2px solid var(--c);padding-inline-start:10px}
body.lock{overflow:hidden}
@media (max-width:860px){ .alt-grid{grid-template-columns:1fr} }
@media (max-width:560px){ .alist,.boxes{grid-template-columns:1fr} .sheet{padding:16px;border-radius:22px} .menu{position:fixed;top:calc(env(safe-area-inset-top,0px) + 62px);right:max(16px,env(safe-area-inset-right,0px));left:max(16px,env(safe-area-inset-left,0px));width:auto} .menu-b span.t{display:none} }
@media (prefers-reduced-motion:reduce){ .menu,.sheet,.sheet-bg{animation:none} }

/* LTR (English) overrides */
[dir="ltr"] .hero::after{background:linear-gradient(90deg,rgba(var(--ink-rgb),.92) 0%,rgba(var(--ink-rgb),.55) 42%,rgba(var(--ink-rgb),0) 70%)}
[dir="ltr"] .seg{right:auto;left:14px}
[dir="ltr"] .hud{left:auto;right:14px}
[dir="ltr"] .menu{right:auto;left:0;transform-origin:top left}
[dir="ltr"] .mi b,[dir="ltr"] .alt b,[dir="ltr"] .card .src,[dir="ltr"] .brand small{text-align:left}
[dir="ltr"] .mi .go{transform:scaleX(-1)}
[dir="ltr"] .bx::after{left:auto;right:-40px}
@media (max-width:860px){ [dir="ltr"] .hero::after{background:linear-gradient(0deg,rgba(var(--ink-rgb),.95) 0%,rgba(var(--ink-rgb),.6) 45%,rgba(var(--ink-rgb),0) 75%)} }
@media (max-width:860px) and (orientation:landscape){ [dir="ltr"] .hero::after{background:linear-gradient(90deg,rgba(var(--ink-rgb),.94) 0%,rgba(var(--ink-rgb),.6) 50%,rgba(var(--ink-rgb),0) 78%)} }
.lang{cursor:pointer;min-width:34px}
.lang:hover{color:var(--fg);border-color:var(--fg)}

/* compare */
section.cmp{padding-block:40px 0}
.cmp-box{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px;display:grid;gap:14px;min-width:0}
.cmp-pick{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.cmp-pick .vs{font-family:var(--f-display);font-weight:700;color:var(--muted);padding:0 4px}
.cmp-pick .me{border:1px solid var(--ice);color:var(--ice);border-radius:999px;padding:5px 14px;font-weight:500;direction:ltr}
.cmp-pick button{border:1px solid var(--line);background:var(--panel2);border-radius:999px;padding:5px 14px;color:var(--muted);direction:ltr}
.cmp-pick button[aria-pressed="true"]{background:var(--coral);border-color:var(--coral);color:#fff}
.tbl{overflow-x:auto}
.tbl table{width:100%;border-collapse:collapse;min-width:460px;font-size:14px}
.tbl th,.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:start;vertical-align:top}
.tbl thead th{font-family:var(--f-display);font-size:16px;font-weight:600;direction:ltr;text-align:start}
.tbl thead th:first-child{color:var(--muted);font-size:13px;font-weight:400;font-family:var(--f-body)}
.tbl tbody th{color:var(--muted);font-weight:400;width:26%}
.tbl td{direction:ltr;text-align:start}
[dir="rtl"] .tbl td,[dir="rtl"] .tbl thead th+th{text-align:right}
.tbl td.diff{background:color-mix(in srgb,var(--sun) 10%,transparent)}
.tbl td.diff:last-child{box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--sun) 35%,transparent)}
@media (max-width:560px){ .tbl table{min-width:0;font-size:12.5px} .tbl th,.tbl td{padding:8px 6px} .tbl tbody th{width:28%} .tbl thead th{font-size:14px} }
.tbl-note{font-size:12.5px;color:var(--muted);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.tbl-note i{width:12px;height:12px;border-radius:3px;background:color-mix(in srgb,var(--sun) 25%,transparent);display:inline-block}

/* special populations */
section.pop{padding-block:8px 72px}
.pops{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.pp{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:16px;display:grid;gap:10px;align-content:start;min-width:0}
.pp .h{display:flex;align-items:center;gap:10px}
.pp .h .ic{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 18%,transparent);color:var(--c);flex:none}
.pp h5{margin:0;font-size:15px;font-weight:600;font-family:var(--f-display)}
.pp .st{justify-self:start;font-size:12px;font-weight:500;border-radius:999px;padding:2px 10px;color:var(--c);border:1px solid color-mix(in srgb,var(--c) 55%,transparent);background:color-mix(in srgb,var(--c) 10%,transparent)}
.pp p{margin:0;font-size:13.5px;color:var(--text2)}
.pp .src{font-size:11.5px;color:var(--muted);border-top:1px dashed var(--line);padding-top:8px;direction:ltr;text-align:right}
[dir="ltr"] .pp .src{text-align:left}
section.info{padding-block:32px 24px}
@media (max-width:860px){ .pops{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:480px){ .pops{grid-template-columns:1fr} }


.rv{transition:transform .9s cubic-bezier(.2,.8,.2,1)}
.rv.pre{transform:translateY(28px)}

@media (max-width:860px){
  .viewer,.mgrid{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero{min-height:620px;align-items:flex-end}
  .hero::after{background:linear-gradient(0deg,rgba(var(--ink-rgb),.95) 0%,rgba(var(--ink-rgb),.6) 45%,rgba(var(--ink-rgb),0) 75%)}
  nav.top .wrap > a:not(.logo){display:none}
  .cell canvas{height:300px}
}
@media (max-width:400px){ nav.top .wrap{gap:10px} .study-b{padding:6px 11px;font-size:13px} .logo{font-size:18px} }
@media (max-width:480px){ .cards{grid-template-columns:1fr} .search{height:52px} .search .r{padding:0 16px} .dhead .star{margin-inline-start:0} }
@media (max-width:860px){ .heart{aspect-ratio:4/3} }
@media (max-width:860px) and (orientation:landscape){
  .hero{min-height:420px;align-items:center}
  .hero::after{background:linear-gradient(270deg,rgba(var(--ink-rgb),.94) 0%,rgba(var(--ink-rgb),.6) 50%,rgba(var(--ink-rgb),0) 78%)}
  .hero .wrap{padding-block:32px}
  .hero .copy{max-width:56%}
  .hero h1{font-size:clamp(28px,5vw,40px)}
  .viewer,.mgrid{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}
  .heart{aspect-ratio:1/1}
}
@media (min-width:1800px){ .wrap{max-width:1440px} body{font-size:16.5px} .hero{min-height:680px} }
.h-touch{display:none}
@media (hover:none){ .h-mouse{display:none} .h-touch{display:inline} }
@media (prefers-reduced-motion:reduce){ .rv{transition:none} .rv.pre{transform:none} html{scroll-behavior:auto} }

/* ===== multi-page additions ===== */
.view{display:block}
a.logo{color:inherit;text-decoration:none}
.page-h{padding-block:40px 12px;display:grid;gap:6px}
.page-h h2{margin:0;font-family:var(--f-display);font-size:clamp(28px,4.4vw,44px);line-height:1.15}
.page-h p{margin:0;color:var(--muted);max-width:60ch}
.crumb{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:13px;color:var(--muted);padding-top:28px}
.crumb a{color:var(--ice);text-decoration:none}
.note-b{margin-bottom:16px;border:1px solid color-mix(in srgb,var(--coral) 50%,transparent);background:color-mix(in srgb,var(--coral) 10%,transparent);color:var(--fg);border-radius:14px;padding:10px 14px;font-size:14px}

/* live search */
.search{position:relative;overflow:visible}
.search .l{border-radius:999px 0 0 999px}
[dir="rtl"] .search .l{border-radius:0 999px 999px 0}
[dir="rtl"] .search .r{border-radius:999px 0 0 999px}
[dir="ltr"] .search .r{border-radius:0 999px 999px 0}
.search input{flex:1;min-width:0;border:0;background:none;font:inherit;color:var(--field-fg);outline:none;height:100%}
.search input::placeholder{color:var(--field-fg);opacity:.75}
.qr{position:absolute;top:calc(100% + 8px);inset-inline:0;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:6px;display:grid;gap:2px;z-index:15;box-shadow:0 30px 80px rgba(0,0,0,.55);max-height:min(62vh,480px);overflow:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
.qr a{display:flex;gap:10px;align-items:center;padding:9px 12px;border-radius:12px;color:var(--fg);text-decoration:none}
.qr a:hover,.qr a.on{background:var(--panel2)}
.qr a b{font-weight:500;direction:ltr}
.qr a small{color:var(--muted);font-size:12px;margin-inline-start:auto;text-align:end}
.qr .empty{padding:12px;color:var(--muted);font-size:14px}

/* systems grid */
section.browse{padding-block:48px 24px}
.sys{display:grid;gap:14px;margin-bottom:28px}
.sys-h{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.sys-h h3{margin:0;font-family:var(--f-display);font-size:22px;font-weight:600}
.sys-h .dot{width:12px;height:12px;border-radius:50%;background:var(--c)}
.sys-h small{color:var(--muted)}
.cls-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:12px}
.cls{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:16px;display:grid;gap:12px;align-content:start;min-width:0}
.cls h4{margin:0;font-size:15px;font-weight:600;display:flex;gap:8px;align-items:baseline;flex-wrap:wrap}
.cls h4 span{font-size:12px;color:var(--muted);font-weight:400}
.dchips{display:flex;flex-wrap:wrap;gap:8px}
.dchip{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--line);background:var(--panel2);border-radius:999px;padding:5px 12px 5px 6px;color:var(--fg);text-decoration:none;font-size:14px;direction:ltr;transition:border-color .2s,transform .2s}
.dchip:hover{border-color:var(--c,var(--ice));transform:translateY(-2px)}
.dchip i{width:22px;height:11px;border-radius:6px;background:linear-gradient(90deg,var(--a) 50%,var(--b) 50%);flex:none}
.dchip.off{opacity:.6}

/* diseases */
.dis-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:12px;padding-bottom:72px}
.dis{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:16px;display:grid;gap:10px;align-content:start}
.dis h4{margin:0;font-size:16px;font-weight:600}
.dis h4 small{display:block;font-size:12.5px;color:var(--muted);font-weight:400;direction:ltr;text-align:start}
.filter{display:flex;align-items:center;gap:10px;background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:10px 16px;max-width:420px;margin-bottom:18px}
.filter input{flex:1;min-width:0;background:none;border:0;color:var(--fg);font:inherit;outline:none}

/* interaction checker */
.ix{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:20px;display:grid;gap:16px;margin-bottom:72px}
.ix-row{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);gap:12px;align-items:center}
.ix select{width:100%;background:var(--panel2);color:var(--fg);border:1px solid var(--line);border-radius:14px;padding:12px 14px;font:inherit;direction:ltr}
.ix .plus{font-family:var(--f-display);font-weight:700;color:var(--muted);font-size:20px}
.ix-res{display:grid;gap:10px}
.ixi{border:1px solid var(--line);border-radius:16px;padding:14px;display:grid;gap:4px;background:var(--panel2)}
.ixi .sv{justify-self:start;font-family:var(--f-mono);font-size:11px;border-radius:4px;padding:1px 7px;border:1px solid currentColor}
.sv.major{color:var(--coral)} .sv.mod{color:var(--sun)} .sv.info{color:var(--ice)} .sv.none{color:var(--mint)}
.ixi p{margin:0;font-size:14.5px}
.ixi small{color:var(--muted);font-size:12px}
@media (max-width:560px){ .ix-row{grid-template-columns:1fr} .ix .plus{justify-self:center} }

/* cases */
.cases{display:grid;gap:14px;padding-bottom:72px}
.case{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px;display:grid;gap:12px}
.case .lbl{font-family:var(--f-mono);font-size:12px;color:var(--mint);letter-spacing:.06em}
.case p{margin:0;font-size:15.5px;max-width:70ch}
.case .qq{font-weight:600}
.case .opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.case .opts button{border:1px solid var(--line);background:var(--panel2);border-radius:14px;padding:10px 14px;text-align:start;direction:ltr;transition:border-color .2s,background .2s}
.case .opts button:hover{border-color:var(--ice)}
.case .opts button.ok{border-color:var(--mint);background:color-mix(in srgb,var(--mint) 14%,transparent)}
.case .opts button.no{border-color:var(--coral);background:color-mix(in srgb,var(--coral) 12%,transparent)}
.case .why{border-inline-start:3px solid var(--mint);padding-inline-start:12px;color:var(--text2);font-size:14.5px}
@media (max-width:560px){ .case .opts{grid-template-columns:1fr} }

/* generic organ hud */
.hud .k{font-size:12px;color:var(--muted)}
.hud .v{display:block;font-size:34px;line-height:1;color:var(--fg);font-weight:500}
.hud .v small{font-size:13px;color:var(--muted);margin-inline-start:4px}
.organ{aspect-ratio:1/1}
@media (max-width:860px){ .organ{aspect-ratio:4/3} }
@media (max-width:860px) and (orientation:landscape){ .organ{aspect-ratio:1/1} }

/* saved list in study mode */
.mini a{font-size:12px;border:1px solid var(--line);border-radius:999px;padding:1px 9px;direction:ltr;color:var(--fg);text-decoration:none}
.mini .none{color:var(--muted);font-size:12.5px}

footer.foot{border-top:1px solid var(--line);padding-block:22px 40px;color:var(--muted);font-size:12.5px}
footer.foot .wrap{display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between}

/* body-system boxes */
.bgrid{columns:3 300px;column-gap:14px}
.bgrid > .bbox{break-inside:avoid;margin-bottom:14px;width:100%}
.bbox{position:relative;overflow:hidden;background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px;display:grid;gap:14px;align-content:start;min-width:0;transition:border-color .25s,transform .25s}
.bbox::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:var(--c);opacity:.9}
.bbox::after{content:"";position:absolute;width:200px;height:200px;border-radius:50%;background:var(--c);opacity:.07;inset-inline-end:-70px;top:-90px;pointer-events:none}
.bbox:hover{border-color:color-mix(in srgb,var(--c) 60%,var(--line));transform:translateY(-2px)}
.bbox header{display:flex;gap:12px;align-items:center}
.bbox .bic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;flex:none;color:var(--c);background:color-mix(in srgb,var(--c) 16%,transparent)}
.bbox h3{margin:0;font-family:var(--f-display);font-size:18px;font-weight:600;line-height:1.3}
.bbox header small{color:var(--muted);font-size:12.5px}
.bgrp{display:grid;gap:8px}
.bgrp h4{margin:0;font-size:12.5px;color:var(--muted);font-weight:500}
.bbox.empty{opacity:.62}
.bbox.empty:hover{transform:none}
.soon{margin:0;font-size:13.5px;color:var(--muted);border:1px dashed var(--line);border-radius:12px;padding:10px 12px}
.more{display:inline-block;margin-top:16px;color:var(--ice);text-decoration:none;font-weight:500}

/* ===== drug fact of the day ===== */
section.fact{padding-block:8px 8px;position:relative;z-index:2;margin-top:-40px}
.fact-card{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.4fr);background:linear-gradient(135deg,var(--panel) 0%,var(--panel2) 100%);border:1px solid var(--line);border-radius:28px;overflow:hidden;box-shadow:0 40px 90px rgba(0,0,0,.35)}
.fact-3d{position:relative;min-height:340px;background:radial-gradient(70% 70% at 50% 45%,color-mix(in srgb,var(--fc,#FFC633) 22%,transparent) 0%,transparent 70%),radial-gradient(90% 90% at 50% 40%,var(--stage1),var(--stage2));border-inline-end:1px solid var(--line);transition:background .6s}
.fact-3d canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y;cursor:grab}
.fact-3d .day{position:absolute;top:16px;inset-inline-start:16px;width:56px;height:60px;border-radius:14px;background:var(--sun);color:var(--day-fg);display:grid;place-items:center;text-align:center;line-height:1.05;font-family:var(--f-display);font-weight:700;z-index:2}
.fact-3d .day b{font-size:24px;display:block}
.fact-3d .day small{font-size:11px;font-weight:600}
.ftag{position:absolute;top:22px;inset-inline-end:16px;z-index:2;font-size:12px;border:1px solid var(--line);background:rgba(var(--ink-rgb),.6);border-radius:999px;padding:3px 12px;color:var(--fg)}
.fact-3d .hint{position:absolute;bottom:14px;left:0;right:0;justify-content:center;z-index:2;pointer-events:none}
.fact-body{padding:22px 24px 22px;display:grid;gap:12px;align-content:start;min-width:0}
.fact-top{display:flex;align-items:center;gap:12px;justify-content:space-between}
.ftitle{display:flex;align-items:center;gap:12px;flex-wrap:nowrap;min-width:0;flex:1 1 auto}
[dir="ltr"] .fnew{font-family:var(--f-mono);font-size:11px;letter-spacing:.08em}
.fbulb{position:relative;width:48px;height:48px;border-radius:15px;display:grid;place-items:center;flex:none;color:#1A1300;background:linear-gradient(135deg,var(--sun),#FF9F43);box-shadow:0 0 0 0 rgba(255,198,51,.55),0 10px 26px rgba(255,170,60,.35);animation:bulb 2.4s ease-in-out infinite}
@keyframes bulb{0%{box-shadow:0 0 0 0 rgba(255,198,51,.55),0 10px 26px rgba(255,170,60,.35)}70%{box-shadow:0 0 0 14px rgba(255,198,51,0),0 10px 26px rgba(255,170,60,.35)}100%{box-shadow:0 0 0 0 rgba(255,198,51,0),0 10px 26px rgba(255,170,60,.35)}}
.fbulb i{position:absolute;width:5px;height:5px;border-radius:50%;background:var(--sun);opacity:0;animation:spark 2.4s ease-out infinite}
.fbulb i:nth-of-type(1){top:-6px;left:50%;animation-delay:.2s}
.fbulb i:nth-of-type(2){top:6px;right:-7px;animation-delay:.5s}
.fbulb i:nth-of-type(3){top:6px;left:-7px;animation-delay:.8s}
@keyframes spark{0%{opacity:0;transform:scale(.4)}30%{opacity:1;transform:scale(1.2) translateY(-4px)}100%{opacity:0;transform:scale(.4) translateY(-10px)}}
.fword{font-family:var(--f-display);font-weight:700;font-size:clamp(26px,3.4vw,38px);line-height:1.1;background:linear-gradient(90deg,var(--sun) 0%,#FF9F43 35%,var(--coral) 60%,var(--sun) 100%);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 4.5s linear infinite}
@keyframes shine{to{background-position:-220% 0}}
.fnew{font-family:var(--f-body);font-size:12px;font-weight:700;color:#1A0B0B;background:var(--coral);border-radius:999px;padding:3px 9px;position:relative;top:-2px;animation:nudge 3s ease-in-out infinite}
@keyframes nudge{0%,85%,100%{transform:none}90%{transform:rotate(-8deg) scale(1.08)}95%{transform:rotate(6deg) scale(1.08)}}
.fact-top{align-items:center;flex-wrap:wrap;row-gap:12px}
.fword{white-space:nowrap}
@media (max-width:480px){ .fbulb{width:40px;height:40px;border-radius:12px} .fbulb svg{width:22px;height:22px} .fword{font-size:25px} .ftitle{gap:9px} }
@media (prefers-reduced-motion:reduce){ .fbulb,.fbulb i,.fword,.fnew{animation:none} .fbulb i{display:none} }
.fnav{display:flex;align-items:center;gap:6px;direction:ltr}
.fnav button{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:var(--panel);display:grid;place-items:center;transition:border-color .2s,transform .15s}
.fnav button:hover{border-color:var(--sun)}
.fnav button:active{transform:scale(.92)}
[dir="rtl"] .fnav button svg{transform:scaleX(-1)}
.fnav span{font-size:12px;color:var(--muted);min-width:42px;text-align:center}
.f-name{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 10px}
.f-name b{font-family:var(--f-display);font-size:15px;font-weight:600;direction:ltr;color:var(--fc,var(--sun))}
.f-name span{font-size:12.5px;color:var(--muted)}
.fact-body h3{margin:0;font-family:var(--f-display);font-size:clamp(22px,2.6vw,30px);line-height:1.25;font-weight:700;text-wrap:balance}
.fact-body > p{margin:0;color:var(--text2);font-size:14.5px;max-width:62ch}
.fmeta{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted)}
.fgo{display:inline-flex;align-items:center;gap:8px;background:var(--fg);color:var(--ink);text-decoration:none;font-weight:600;font-size:14px;border-radius:999px;padding:8px 16px}
.fgo::after{content:"→"}
[dir="rtl"] .fgo::after{content:"←"}
.fviz{min-height:120px;display:grid;align-content:center}
.fx-in{animation:fxin .55s cubic-bezier(.2,.9,.3,1.2) both}
@keyframes fxin{from{transform:translateY(14px) scale(.96);opacity:0}}

/* bars */
.fbars{display:grid;gap:10px}
.fbar{display:grid;grid-template-columns:minmax(0,9.5em) minmax(0,1fr) auto;gap:10px;align-items:center;font-size:13px;direction:ltr}
.fbar .n{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text2)}
.fbar .tr{height:14px;border-radius:8px;background:color-mix(in srgb,var(--line) 70%,transparent);overflow:hidden}
.fbar .fl{display:block;height:100%;border-radius:8px;background:var(--ice);width:var(--w);transform-origin:left;animation:grow 1.1s cubic-bezier(.2,.8,.2,1) both}
.fbar.me .fl{background:linear-gradient(90deg,var(--coral),var(--sun))}
.fbar.me .n{color:var(--fg);font-weight:600}
.fbar .v{font-family:var(--f-mono);font-size:12px;color:var(--muted);min-width:5.5em}
.fbar.me .v{color:var(--sun)}
@keyframes grow{from{transform:scaleX(0)}}
.fcap{font-size:13px;color:var(--muted);margin-top:4px}

/* flow */
.fflow{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;counter-reset:s}
.fflow li{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:12px 12px 12px;display:grid;gap:6px;align-content:start;font-size:13.5px;line-height:1.5;transition:border-color .35s,box-shadow .35s,transform .35s}
.fflow li::before{counter-increment:s;content:counter(s);width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-family:var(--f-mono);font-size:12px;background:var(--panel2);border:1px solid var(--line);color:var(--muted)}
.fflow li.good{border-color:color-mix(in srgb,var(--mint) 40%,var(--line))}
.fflow li.bad{border-color:color-mix(in srgb,var(--coral) 40%,var(--line))}
.fflow li.good::before{color:var(--mint);border-color:var(--mint)}
.fflow li.bad::before{color:var(--coral);border-color:var(--coral)}
.fflow li.on{transform:translateY(-4px);box-shadow:0 0 0 2px var(--sun),0 16px 30px rgba(0,0,0,.25);border-color:var(--sun)}
.fflow li:not(:last-child)::after{content:"";position:absolute;top:50%;inset-inline-end:-9px;width:8px;height:2px;background:var(--line)}

/* checks */
.fchk{width:100%;border-collapse:separate;border-spacing:0 6px;font-size:13.5px}
.fchk th{font-weight:600;font-family:var(--f-display);direction:ltr;padding:0 8px 4px;text-align:center;font-size:14px}
.fchk th:first-child{text-align:start;color:var(--muted);font-weight:400;font-family:var(--f-body);font-size:12.5px}
.fchk td{background:var(--panel);padding:9px 10px;text-align:center}
.fchk td:first-child{text-align:start;border-radius:0 12px 12px 0;color:var(--text2)}
.fchk td:last-child{border-radius:12px 0 0 12px}
[dir="ltr"] .fchk td:first-child{border-radius:12px 0 0 12px}
[dir="ltr"] .fchk td:last-child{border-radius:0 12px 12px 0}
.fchk .ck{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;font-weight:700;animation:pop2 .5s cubic-bezier(.2,.9,.3,1.6) both}
.fchk .y{background:color-mix(in srgb,var(--mint) 20%,transparent);color:var(--mint)}
.fchk .x{background:color-mix(in srgb,var(--coral) 18%,transparent);color:var(--coral)}
.fchk .tx{font-family:var(--f-mono);font-size:12px;color:var(--sun);direction:ltr;display:inline-block;animation:pop2 .5s both}
.fchk td.me{box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--sun) 40%,transparent)}
@keyframes pop2{from{transform:scale(0)}}

/* barrier */
.fbbb{direction:ltr;position:relative;height:150px;border-radius:18px;overflow:hidden;background:linear-gradient(90deg,color-mix(in srgb,var(--coral) 12%,var(--panel)) 0 48%,color-mix(in srgb,var(--ice) 12%,var(--panel)) 52% 100%);border:1px solid var(--line)}
.fbbb .wall{position:absolute;top:0;bottom:0;left:calc(50% - 7px);width:14px;background:repeating-linear-gradient(180deg,#3A4D73 0 12px,#2A3A5E 12px 16px)}
.fbbb .zl,.fbbb .zr,.fbbb .zw{position:absolute;top:8px;font-family:var(--f-mono);font-size:10px;letter-spacing:.08em;color:var(--muted)}
.fbbb .zl{left:12px} .fbbb .zr{right:12px} .fbbb .zw{left:50%;transform:translateX(-50%);top:auto;bottom:6px;background:var(--panel);padding:0 6px;border-radius:4px}
.fbbb .lane{position:absolute;left:0;right:0;height:46px;display:flex;align-items:center}
.fbbb .lane.a{top:30px} .fbbb .lane.b{top:82px}
.fbbb .m{position:absolute;left:8%;display:flex;align-items:center;gap:6px;font-size:11.5px;white-space:nowrap}
.fbbb .m i{width:22px;height:22px;border-radius:50%;flex:none;display:grid;place-items:center;font-style:normal;font-weight:700;font-size:12px;color:#0B1220}
.fbbb .a .m i{background:var(--mint);box-shadow:0 0 14px var(--mint)}
.fbbb .b .m i{background:var(--coral);box-shadow:0 0 14px var(--coral)}
.fbbb .a .m{animation:cross 3.6s cubic-bezier(.45,.05,.55,.95) infinite}
.fbbb .b .m{animation:bounce 3.6s cubic-bezier(.45,.05,.55,.95) infinite}
@keyframes cross{0%{left:4%}45%{left:40%}55%{left:52%}100%{left:80%}}
@keyframes bounce{0%{left:4%}45%{left:33%}52%{left:30%}100%{left:4%}}
.fbbb .tag{position:absolute;right:12px;font-size:11px;padding:2px 8px;border-radius:999px}
.fbbb .a .tag{color:var(--mint);border:1px solid var(--mint)} .fbbb .b .tag{color:var(--coral);border:1px solid var(--coral)}
.fbbb-k{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px;font-size:12.5px;color:var(--muted)}
.fbbb-k b{color:var(--fg);font-weight:500;direction:ltr;display:inline-block}

/* caps */
.fcaps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;align-items:end}
.fcp{display:grid;justify-items:center;gap:6px;text-align:center;font-size:11.5px;color:var(--muted);transition:transform .35s}
.fcp .bt{position:relative;display:block;width:34px;height:70px}
.fcp .bt span{display:block}
.fcp > span:not(.bt){font-size:11px;line-height:1.3}
.fcp .bt .kc{position:absolute;left:8px;right:8px;top:0;height:24px;border-radius:6px 6px 3px 3px;background:var(--cc);background-image:repeating-linear-gradient(90deg,rgba(0,0,0,.16) 0 2px,transparent 2px 5px)}
.fcp .bt .kb{position:absolute;left:0;right:0;top:22px;bottom:0;border-radius:10px 10px 8px 8px;background:#EEF2F7}
.fcp .bt .kb::after{content:"";position:absolute;left:0;right:0;top:16px;height:16px;background:color-mix(in srgb,var(--cc) 55%,#fff)}
.fcp b{color:var(--fg);font-size:12px;font-weight:600}
.fcp small{direction:ltr;font-size:10.5px}
.fcp.on{transform:translateY(-8px)}
.fcp.me b{color:var(--mint)}
.fcp.me .bt{animation:bob2 1.6s ease-in-out infinite}
@keyframes bob2{50%{transform:translateY(-6px) rotate(-6deg)}}

/* mnemonic */
.fmn{display:grid;gap:6px;list-style:none;margin:0;padding:0}
.fmn li{display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:10px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:6px 12px;font-size:13.5px;transition:border-color .3s,transform .3s}
.fmn li .e{font-size:18px;width:34px;height:30px;display:grid;place-items:center;border-radius:9px;background:color-mix(in srgb,var(--coral) 14%,transparent);color:var(--coral)}
.fmn li b{font-weight:500;direction:ltr;text-align:start}
.fmn li span{color:var(--muted);font-size:12.5px;text-align:end}
.fmn li.on{border-color:var(--coral);transform:translateX(-4px)}
[dir="ltr"] .fmn li.on{transform:translateX(4px)}

/* timeline */
.ftl{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding-top:26px}
.ftl::before{content:"";position:absolute;top:10px;inset-inline:6%;height:3px;border-radius:3px;background:var(--line)}
.ftl::after{content:"";position:absolute;top:10px;inset-inline-start:6%;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--sun),var(--coral));width:88%;transform-origin:left;animation:grow 2.4s cubic-bezier(.4,0,.2,1) both}
[dir="rtl"] .ftl::after{transform-origin:right;background:linear-gradient(270deg,var(--sun),var(--coral))}
.ftl div{position:relative;display:grid;gap:4px;justify-items:center;text-align:center;font-size:12.5px;color:var(--text2)}
.ftl div::before{content:"";position:absolute;top:-22px;width:14px;height:14px;border-radius:50%;background:var(--panel);border:3px solid var(--sun);z-index:1;animation:pop2 .4s both}
.ftl div.bad::before{border-color:var(--coral)}
.ftl b{font-family:var(--f-mono);color:var(--fg);font-size:13px;direction:ltr}

/* counter */
.fcnt{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.fcnt .num{font-family:var(--f-display);font-weight:700;font-size:clamp(40px,6vw,58px);line-height:1;background:linear-gradient(90deg,var(--sun),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent;direction:ltr;font-variant-numeric:tabular-nums}
.fcnt .num small{font-size:.4em}
.fcnt .lb{font-size:13.5px;color:var(--text2);max-width:24ch}
.chomp{direction:ltr;position:relative;height:30px;width:100%;overflow:hidden;margin-top:6px}
.chomp .pac{position:absolute;left:0;top:3px;width:24px;height:24px;border-radius:50%;background:conic-gradient(from 60deg,#A78BFA 0 300deg,transparent 300deg);animation:chompm .25s steps(2) infinite,run 4s linear infinite}
.chomp .dots{position:absolute;left:0;right:0;top:12px;height:6px;background:radial-gradient(circle,var(--ice) 3px,transparent 3.5px) 0 0/22px 6px repeat-x;animation:eat 4s linear infinite}
@keyframes chompm{50%{background:conic-gradient(from 20deg,#A78BFA 0 340deg,transparent 340deg)}}
@keyframes run{from{left:0}to{left:calc(100% - 24px)}}
@keyframes eat{from{clip-path:inset(0 0 0 0)}to{clip-path:inset(0 0 0 100%)}}

@media (max-width:860px){
  section.fact{margin-top:0}
  .fact-card{grid-template-columns:1fr}
  .fact-3d{min-height:260px;border-inline-end:0;border-bottom:1px solid var(--line)}
  .fflow{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fflow li:nth-child(2n)::after{display:none}
}
@media (max-width:480px){
  .fact-body{padding:18px 16px}
  .fcaps{grid-template-columns:repeat(5,minmax(0,1fr));gap:4px}
  .fcp small{display:none}
  .fcp b{font-size:10px;overflow-wrap:anywhere;line-height:1.25}
  .fcp > span:not(.bt){font-size:10px}
  .ftl{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:28px}
  .ftl::before,.ftl::after{display:none}
  .fbar{grid-template-columns:minmax(0,7.5em) minmax(0,1fr) auto}
}
@media (prefers-reduced-motion:reduce){
  .fx-in,.fbar .fl,.fchk .ck,.fchk .tx,.ftl::after,.ftl div::before,.fcp.me .bt,.chomp .pac,.chomp .dots,.fbbb .m{animation:none}
  .fbbb .b .m{left:30%} .fbbb .a .m{left:70%}
}

/* back button */
.back-b{display:flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:6px 14px 6px 10px;font-size:14px;color:var(--fg);transition:border-color .2s,transform .15s;animation:pop .25s cubic-bezier(.2,.9,.3,1.2)}
.back-b:hover{border-color:var(--ice);color:var(--ice)}
.back-b:active{transform:scale(.94)}
[dir="rtl"] .back-b svg{transform:scaleX(-1)}
@media (max-width:480px){ .back-b span{display:none} .back-b{padding:7px 9px} }

.qr .qh{display:flex;align-items:center;gap:6px;flex-wrap:wrap;padding:10px 12px 4px;font-size:12px;color:var(--muted);letter-spacing:.02em}
.qr .qh b{color:var(--sun);font-weight:600;font-size:13px}
.qr .qh .qi{font-size:13px}
.qr .qh + a{margin-top:2px}

/* brand name under the generic name */
.dchip .dn{display:grid;line-height:1.15;text-align:left}
.dchip .dg{font-size:14px}
.dchip .db{font-size:11px;color:var(--muted);font-family:var(--f-mono);letter-spacing:.01em;margin-top:2px}
.dchip.hasb{padding-top:6px;padding-bottom:6px;border-radius:16px}
.dchip:hover .db{color:var(--c,var(--ice))}

/* interaction explanation */
.ixi.major{border-color:color-mix(in srgb,var(--coral) 45%,var(--line))}
.ixi.mod{border-color:color-mix(in srgb,var(--sun) 40%,var(--line))}
.ixwhy{margin-top:8px;border-radius:14px;background:var(--panel);border:1px dashed var(--line);padding:12px 14px;display:grid;gap:10px}
.ixwh{display:flex;align-items:center;gap:8px;font-weight:600;font-family:var(--f-display);font-size:15px}
.ixwh span{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--sun);color:var(--day-fg);font-weight:700;font-size:14px}
.ixchain{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;counter-reset:c}
.ixchain li{position:relative;background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:13.5px;line-height:1.5;animation:fxin .5s cubic-bezier(.2,.9,.3,1.2) both}
.ixchain li::before{counter-increment:c;content:counter(c);display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;margin-inline-end:6px;font-family:var(--f-mono);font-size:11px;background:var(--line);color:var(--fg)}
.ixchain li:last-child{border-color:var(--coral);background:color-mix(in srgb,var(--coral) 12%,var(--panel2))}
.ixi.mod .ixchain li:last-child{border-color:var(--sun);background:color-mix(in srgb,var(--sun) 10%,var(--panel2))}
.ixchain li:not(:last-child)::after{content:"←";position:absolute;inset-inline-end:-10px;top:50%;transform:translateY(-50%);color:var(--muted);font-size:13px;z-index:1}
[dir="ltr"] .ixchain li:not(:last-child)::after{content:"→"}
.ixwhy p{margin:0;font-size:14.5px;line-height:1.75;color:var(--text2)}
@media (max-width:560px){ .ixchain{grid-template-columns:1fr} .ixchain li:not(:last-child)::after{content:"↓";inset-inline-end:auto;left:50%;top:auto;bottom:-15px;transform:translateX(-50%)} }

/* warfarin color swatches */
.fsw{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));gap:6px}
.swi{display:grid;justify-items:center;gap:6px;font-size:11px;animation:fxin .45s both;transition:transform .3s}
.swi .tb{width:30px;height:30px;border-radius:50%;background:var(--sc);box-shadow:inset 0 -3px 0 rgba(0,0,0,.15),0 4px 10px rgba(0,0,0,.25);position:relative}
.swi .tb::after{content:"";position:absolute;left:50%;top:4px;bottom:4px;width:2px;background:rgba(0,0,0,.15);transform:translateX(-50%)}
.swi b{font-family:var(--f-mono);font-weight:500;color:var(--text2);direction:ltr}
.swi.me .tb{outline:2px solid var(--sun);outline-offset:3px}
.swi.on{transform:translateY(-6px)}
@media (max-width:560px){ .fsw{grid-template-columns:repeat(5,minmax(0,1fr));row-gap:12px} }

/* Jordan registered products */
.jo-badge{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--mint);background:color-mix(in srgb,var(--mint) 12%,transparent);border:1px solid color-mix(in srgb,var(--mint) 45%,transparent);border-radius:999px;padding:4px 12px;justify-self:start}
.jo-badge span{width:18px;height:18px;border-radius:50%;display:grid;place-items:center;background:var(--mint);color:var(--ink);font-size:11px}
.jo-badge.none{color:var(--sun);background:color-mix(in srgb,var(--sun) 10%,transparent);border-color:color-mix(in srgb,var(--sun) 45%,transparent)}
.jo-badge.none span{background:var(--sun)}
#alt-brands{display:grid;gap:10px}
.jo-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,180px),1fr));gap:8px}
.jop{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:9px 11px;display:grid;gap:2px;min-width:0}
.jop b{font-size:14px;font-weight:600;direction:ltr;text-align:start;overflow-wrap:anywhere}
.jop span{font-size:12px;color:var(--text2);text-align:start}
.jop small{font-size:11.5px;color:var(--muted);overflow-wrap:anywhere}
.jop em{font-style:normal;font-size:11px;color:var(--sun);overflow-wrap:anywhere}
.jo-local{border-color:color-mix(in srgb,var(--coral) 45%,var(--line))}
.jo-local b::after{content:"JO";font-family:var(--f-mono);font-size:9.5px;font-weight:600;color:var(--ink);background:var(--coral);border-radius:4px;padding:0 4px;margin-inline-start:6px;vertical-align:2px}
.jo-more summary{cursor:pointer;color:var(--ice);font-size:13px;padding:4px 0}
.jo-more[open] summary{margin-bottom:8px}
.qr .qall{color:var(--ice);font-size:13px;border-top:1px solid var(--line);border-radius:0 0 12px 12px;margin-top:4px}
.jo-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:10px}
.jo-tools .filter{margin:0;flex:1 1 280px}
.jo-tools select{background:var(--panel);color:var(--fg);border:1px solid var(--line);border-radius:999px;padding:10px 14px;font:inherit;max-width:100%}
.jo-count{color:var(--muted);font-size:13px;margin:4px 0 14px}
.jo-res{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:10px}
.jor{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:14px;display:grid;gap:6px;align-content:start;min-width:0}
.jor .jt{display:grid;gap:2px}
.jor .jt b{font-size:15px;direction:ltr;text-align:start;overflow-wrap:anywhere}
.jor .jt span{font-size:12.5px;color:var(--muted);text-align:start}
.jor .js{font-size:13.5px;color:var(--text2);text-align:start;overflow-wrap:anywhere}
.jor small{font-size:12px;color:var(--muted);overflow-wrap:anywhere}
.jgo{justify-self:start;color:var(--ink);background:var(--fg);border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:600;text-decoration:none;margin-top:4px}
.jo-morebtn{display:block;margin:18px auto 72px;border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:10px 22px}
#v-jordan{padding-bottom:40px}

/* product picker + strengths */
.prod-pick{display:grid;gap:6px;margin-bottom:10px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.prod-pick label{font-size:13px;color:var(--muted)}
.prod-pick label small{color:var(--muted)}
.prod-pick select{width:100%;background:var(--panel2);color:var(--fg);border:1px solid var(--ice);border-radius:12px;padding:10px 12px;font:inherit;font-size:14px;direction:ltr}
#sp-title .ltr{display:inline}
.strs{display:grid;gap:6px}
.strs .sg{display:flex;flex-wrap:wrap;gap:5px;align-items:center}
.strs .sg b{font-weight:500;font-size:12.5px;color:var(--muted);margin-inline-end:4px}
.strs .sg i{font-style:normal;font-family:var(--f-mono);font-size:12px;border:1px solid var(--line);border-radius:999px;padding:1px 8px;background:var(--panel2)}
.strs .sg i.on{border-color:var(--sun);color:var(--sun)}
.jop .jst{font-family:var(--f-mono);font-size:11.5px;color:var(--sun)}
/* Jordan block inside system boxes */
.bjo{display:grid;gap:8px;border-top:1px dashed var(--line);padding-top:12px}
.bjo-h{font-size:13px;color:var(--text2);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.bjo-h b{color:var(--fg)}
.jo-dot{font-family:var(--f-mono);font-size:9.5px;font-weight:600;color:var(--ink);background:var(--coral);border-radius:4px;padding:0 4px}
.bjo-list{display:flex;flex-wrap:wrap;gap:6px}
.bji{display:grid;border:1px solid var(--line);background:var(--panel2);border-radius:10px;padding:5px 9px;text-decoration:none;color:var(--fg);font-size:12.5px;max-width:100%;transition:border-color .2s}
.bji small{font-size:10.5px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:200px}
.bji:hover{border-color:var(--c,var(--ice))}
.bji.ours{border-color:color-mix(in srgb,var(--mint) 55%,var(--line))}
.bji.ours span::after{content:" ✓";color:var(--mint)}
.bjo-all{color:var(--ice);font-size:13px;text-decoration:none;justify-self:start}

/* ingredient pages */
a.jor{color:var(--fg);text-decoration:none;transition:border-color .2s,transform .2s}
a.jor:hover{border-color:var(--ice);transform:translateY(-2px)}
.jor .jgo{display:inline-block}
.ing-soon{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px;border:1px dashed color-mix(in srgb,var(--ice) 50%,var(--line));background:color-mix(in srgb,var(--ice) 7%,transparent);border-radius:14px;padding:12px 14px}
.ing-soon p{margin:0;font-size:14px;color:var(--text2)}
.isb{flex:none;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--ice);color:var(--ink);font-weight:700;font-family:var(--f-mono);font-size:13px}
.jop[data-trade]{cursor:pointer;transition:border-color .2s,transform .2s}
.jop[data-trade]:hover{border-color:var(--ice);transform:translateY(-2px)}

/* search results v2 */
.qr a{padding:10px 12px;min-height:48px}
.qr a .qd{width:10px;height:10px;border-radius:50%;flex:none;background:var(--a);box-shadow:0 0 0 3px color-mix(in srgb,var(--a) 25%,transparent)}
.qr a .qn{display:grid;gap:1px;min-width:0}
.qr a .qn b{font-size:15px}
.qr a .qn span{font-size:12px;color:var(--muted)}
.qr a small{max-width:48%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qr mark{background:color-mix(in srgb,var(--sun) 30%,transparent);color:inherit;border-radius:3px;padding:0 1px}
.qr .qh{position:sticky;top:-6px;z-index:1;background:var(--panel);margin:0 -6px;padding:10px 18px 6px}
.qr .qall{justify-content:center;color:var(--sun);font-size:14px;border-top:1px solid var(--line);border-radius:0 0 12px 12px;margin-top:4px}
.qr .qcount{padding:8px 12px 2px;font-size:12px;color:var(--muted)}
@media (max-width:640px){ .qr{max-height:min(58vh,440px)} .qr a small{display:none} }
.hero .copy{min-width:0;width:100%}
.hero .copy > *{min-width:0}
.search input{min-width:0;width:100%}

#sp-list dd.lay{color:var(--sun);font-weight:600;line-height:1.6}
#sp-list dd.lay small{display:block;color:var(--muted);font-weight:400;font-size:12px}

/* case filters */
.cfilter{display:grid;gap:10px;margin-bottom:18px}
.cf-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.cf-l{font-size:12px;color:var(--muted);min-width:78px}
.cf{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:7px 13px;font-size:13.5px;color:var(--fg);transition:border-color .2s,background .2s}
.cf b{font-family:var(--f-mono);font-weight:500;color:var(--muted);font-size:12px;margin-inline-start:4px}
.cf:hover{border-color:var(--ice)}
.cf.on{background:color-mix(in srgb,var(--ice) 18%,transparent);border-color:var(--ice)}
.cf.on b{color:var(--fg)}
.cf-prog{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13.5px;color:var(--muted)}
.cf-prog b{color:var(--fg)}
.cf-bar{flex:1 1 160px;height:6px;border-radius:9px;background:var(--panel2);overflow:hidden;max-width:260px}
.cf-bar i{display:block;height:100%;background:var(--mint);border-radius:9px;transition:width .4s}
.cf-hide{display:flex;align-items:center;gap:6px;cursor:pointer}
.cf-reset{border:0;background:none;color:var(--coral);font-size:13px;text-decoration:underline}
.ctags{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.ctags .lbl{margin-inline-end:4px}
.ct{font-size:11.5px;padding:3px 9px;border-radius:999px;background:var(--panel2);color:var(--text2)}
.ct.ty{background:color-mix(in srgb,var(--sun) 16%,transparent);color:var(--sun)}
.ct.okk{background:color-mix(in srgb,var(--mint) 18%,transparent);color:var(--mint)}
.ct.bad{background:color-mix(in srgb,var(--coral) 16%,transparent);color:var(--coral)}
.empty-c{padding:28px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:18px}
/* notes on drug page */
.nbtn[aria-pressed="true"]{border-color:var(--sun)}
.mynote{margin:8px 0 16px;display:grid;gap:6px}
.mynote textarea{width:100%;min-height:84px;resize:vertical;background:var(--panel);color:var(--fg);border:1px solid var(--line);border-radius:16px;padding:12px 14px;font:inherit;font-size:15px}
.mynote textarea:focus{outline:none;border-color:var(--sun)}
.mynote small{color:var(--muted);font-size:12px}
/* study panels */
.bx .big span{font:inherit}
.spanel{display:grid;gap:14px}
.sp-h{display:flex;align-items:center;gap:12px}
.sp-h h4{margin:0;font-family:var(--f-display);font-size:20px;direction:ltr}
.sp-back{border:1px solid var(--line);background:var(--panel);border-radius:999px;padding:7px 14px;color:var(--fg);font-size:13.5px}
.sp-tools{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.ssel{background:var(--panel);color:var(--fg);border:1px solid var(--line);border-radius:12px;padding:9px 12px;font:inherit;font-size:14px;min-width:0;flex:1 1 180px;max-width:320px}
.sp-meta{color:var(--muted);font-size:13px}
.sp-meta b{color:var(--fg)}
.sp-btn{border:0;background:var(--ice);color:#06101f;border-radius:999px;padding:10px 18px;font-weight:600;font-size:14px}
.sp-btn.ghost{background:var(--panel);color:var(--fg);border:1px solid var(--line)}
.sp-row2{display:flex;flex-wrap:wrap;gap:10px}
.seg2{display:flex;gap:4px;background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:3px;flex-wrap:wrap}
.seg2 button{border:0;background:none;color:var(--muted);border-radius:999px;padding:6px 12px;font-size:13px}
.seg2 button.on{background:var(--panel2);color:var(--fg)}
.fc-end{display:grid;gap:12px;justify-items:center;text-align:center;padding:26px 10px;color:var(--text2)}
.fc-end .big{font-family:var(--f-display);font-size:44px;color:var(--fg)}
.fc-card{perspective:1200px;cursor:pointer;outline:none}
.fc-in{position:relative;min-height:230px;transition:transform .5s cubic-bezier(.2,.8,.2,1);transform-style:preserve-3d}
.fc-card.flip .fc-in{transform:rotateY(180deg)}
.fc-f,.fc-b{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:22px;border:1px solid var(--line);background:var(--panel);padding:20px;display:grid;align-content:center;justify-items:center;gap:8px;text-align:center;overflow:auto}
.fc-f{border-top:4px solid var(--a)}
.fc-b{transform:rotateY(180deg);border-top:4px solid var(--mint)}
.fc-f small,.fc-b small{color:var(--muted);font-size:12px}
.fc-f h4{margin:0;font-family:var(--f-display);font-size:30px}
.fc-f .ar2{color:var(--text2)}
.fc-f p{margin:4px 0 0;font-size:18px;color:var(--sun);font-weight:600}
.fc-f em{font-style:normal;font-size:12px;color:var(--muted)}
.fc-b b{font-size:17px;line-height:1.6}
.fc-b span{color:var(--text2);font-size:14px;line-height:1.7}
.fc-link{font-size:13px;color:var(--ice)}
.fc-rate{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.fc-rate button{border:1px solid var(--line);background:var(--panel);color:var(--fg);border-radius:999px;padding:10px 18px;font-size:14px}
.fc-rate .r0{border-color:var(--coral)} .fc-rate .r1{border-color:var(--sun)} .fc-rate .r2{border-color:var(--mint);background:color-mix(in srgb,var(--mint) 14%,transparent)}
.qz{display:grid;gap:12px}
.qz-top{display:flex;gap:14px;font-size:13px;color:var(--muted);font-family:var(--f-mono)}
.qz-t{margin-inline-start:auto;color:var(--coral)}
.qz h4{margin:0;font-size:18px;line-height:1.6}
.qz .cf-bar{max-width:none}
.qz .opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.qz .opts button{border:1px solid var(--line);background:var(--panel);border-radius:14px;padding:12px 14px;text-align:start;color:var(--fg);line-height:1.5}
.qz .opts button:hover{border-color:var(--ice)}
.qz .opts button.ok{border-color:var(--mint);background:color-mix(in srgb,var(--mint) 14%,transparent)}
.qz .opts button.no{border-color:var(--coral);background:color-mix(in srgb,var(--coral) 12%,transparent)}
.qz-after{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.qz-rev{display:grid;gap:8px;width:100%;text-align:start}
.qz-rev a{display:grid;gap:2px;padding:10px 14px;border:1px solid var(--line);border-radius:14px;background:var(--panel);color:var(--fg);text-decoration:none}
.qz-rev a span{font-size:13px;color:var(--muted)} .qz-rev a b{color:var(--mint);font-weight:600}
.nt-list{display:grid;gap:10px}
.nt{border:1px solid var(--line);background:var(--panel);border-radius:16px;padding:12px 14px;display:grid;gap:6px}
.nt-h{display:flex;align-items:center;gap:10px}
.nt-h a{font-weight:600;color:var(--fg)}
.nt-h small{color:var(--muted);font-size:12px}
.nt-h button{margin-inline-start:auto;border:0;background:none;color:var(--muted);font-size:18px}
.nt p{margin:0;white-space:pre-wrap;color:var(--text2);font-size:14.5px}
@media (max-width:560px){ .qz .opts{grid-template-columns:1fr} .cf-l{min-width:0;width:100%} }

/* case filters v2 */
.cfilter{gap:12px}
.cf-h{font-size:13px;color:var(--muted);font-weight:600}
.cf-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.cft{display:flex;align-items:center;gap:10px;min-height:52px;padding:8px 12px;border:1px solid var(--line);background:var(--panel);border-radius:14px;color:var(--fg);text-align:start;transition:border-color .2s,background .2s,transform .2s}
.cft:hover{border-color:var(--c);transform:translateY(-1px)}
.cft.on{border-color:var(--c);background:color-mix(in srgb,var(--c) 14%,var(--panel))}
.cfi{flex:none;width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:color-mix(in srgb,var(--c) 18%,transparent);color:var(--c)}
.cfn{flex:1;min-width:0;font-size:13.5px;line-height:1.3;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.cft b{flex:none;font-family:var(--f-mono);font-weight:500;font-size:12px;color:var(--muted);background:var(--panel2);border-radius:999px;padding:2px 8px}
.cft.on b{color:var(--fg)}
.cf-strip{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px;-webkit-mask-image:linear-gradient(90deg,transparent,#000 14px,#000 calc(100% - 14px),transparent);mask-image:linear-gradient(90deg,transparent,#000 14px,#000 calc(100% - 14px),transparent);padding-inline:6px}
.cf-strip::-webkit-scrollbar{display:none}
.cf-strip .cf{flex:none;white-space:nowrap}
@media (max-width:900px){ .cf-grid{grid-template-columns:repeat(3,minmax(0,1fr))} }
@media (max-width:560px){ .cf-grid{grid-template-columns:repeat(2,minmax(0,1fr))} .cft{min-height:48px;padding:7px 10px;gap:8px} .cfi{width:28px;height:28px} .cfn{font-size:12.5px} }
.qz-ex{border-inline-start:3px solid var(--mint);padding:4px 12px;color:var(--text2);font-size:14px;line-height:1.7}

.sys-tools{position:sticky;top:calc(env(safe-area-inset-top,0px) + 64px);z-index:4;display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 0;margin-bottom:8px;background:linear-gradient(var(--ink) 75%,transparent)}
.sys-tools .filter{margin:0;flex:1 1 320px;max-width:520px}
.sys-cnt{font-size:13px;color:var(--muted)}
.dchip.hit{outline:2px solid var(--sun);outline-offset:2px}
.dchip.dim{opacity:.35}

/* return-to-study pill on drug pages opened from a quiz / flash card */
.st-ret{position:fixed;left:50%;bottom:max(18px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:60;display:flex;align-items:center;gap:8px;padding:11px 18px 11px 14px;border-radius:999px;border:0;background:var(--sun,#FFC633);color:#1B2A4A;font:600 15px/1 inherit;font-family:inherit;box-shadow:0 10px 30px rgba(0,0,0,.45);animation:pop .3s cubic-bezier(.2,.9,.3,1.2);cursor:pointer}
.st-ret:active{transform:translateX(-50%) scale(.95)}
[dir="rtl"] .st-ret svg{transform:scaleX(-1)}

/* ===== Group pages (IV fluids, vaccines…) ===== */
.grp-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));gap:12px;padding-bottom:56px}
.gcard{position:relative;overflow:hidden;display:grid;gap:6px;align-content:start;padding:18px;border:1px solid var(--line);border-radius:22px;background:var(--panel);color:var(--fg);text-decoration:none;transition:transform .2s,border-color .2s}
.gcard::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:var(--c)}
.gcard:hover{transform:translateY(-2px);border-color:var(--c)}
.gcard .gi{font-size:26px;line-height:1}
.gcard b{font-family:var(--f-display);font-size:20px;font-weight:600}
.gcard span:not(.gi){font-size:13px;color:var(--muted)}
.gmeta{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 16px}
.ggrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));gap:14px}
.gitem{background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px;display:grid;gap:12px;align-content:start;min-width:0;scroll-margin-top:90px;transition:border-color .3s,box-shadow .3s}
.gitem.gfocus{border-color:var(--ice);box-shadow:0 0 0 3px color-mix(in srgb,var(--ice) 25%,transparent)}
.gitem h4{margin:0;display:grid;gap:2px}
.gitem h4 b{font-family:var(--f-display);font-size:18px;font-weight:600;direction:ltr;text-align:start}
.gitem h4 span{font-size:13px;color:var(--muted);font-weight:400}
.gitem dl{margin:0;display:grid;gap:4px}
.gitem dt{font-size:12px;color:var(--muted);margin-top:6px}
.gitem dd{margin:0;font-size:14.5px;line-height:1.6;color:var(--text2)}
.gitem dd.gnote{color:var(--fg)}
.gprods{border-top:1px dashed var(--line);padding-top:10px;display:grid;gap:8px}
.gph{font-size:12.5px;color:var(--ice)}
.gph.muted{color:var(--muted)}
.gpl{display:flex;flex-wrap:wrap;gap:6px}
.gp{display:grid;gap:1px;padding:6px 10px;border:1px solid var(--line);border-radius:12px;background:var(--panel2);color:var(--fg);text-decoration:none;max-width:100%;min-width:0}
.gp:hover{border-color:var(--ice)}
.gp b{font-size:13px;font-weight:600;direction:ltr;text-align:start;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gp small{font-size:11px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gprods details summary{cursor:pointer;font-size:13px;color:var(--ice);margin-bottom:6px}
.gtips{margin-top:18px;background:var(--panel);border:1px solid var(--line);border-radius:22px;padding:18px}
.gtips h4{margin:0 0 8px;font-size:15px}
.gtips ul{margin:0;padding-inline-start:20px;display:grid;gap:6px;color:var(--text2);line-height:1.6}

/* the open menu must sit above the hero (capsules + headline overflow over the nav by design) */
body.menu-open nav.top, nav.top:has(.menu:not([hidden])){z-index:25}

/* ===== Report an error ===== */
.rsheet{width:min(560px,100%)}
.rform{display:grid;gap:14px}
.rpage{font-size:14px;color:var(--muted);background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:10px 14px;overflow-wrap:anywhere}
.rpage b{color:var(--fg)}
.rf{display:grid;gap:6px;font-size:14px;color:var(--text2)}
.rf .ssel{max-width:none;width:100%}
.rf textarea,.rf input,.rcopy{width:100%;background:var(--panel);color:var(--fg);border:1px solid var(--line);border-radius:12px;padding:10px 12px;font:inherit;font-size:15px;resize:vertical;min-width:0}
.rf textarea:focus,.rf input:focus,.rf select:focus{outline:2px solid var(--ice);outline-offset:1px}
.rrow{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px}
.rsend{border:0;border-radius:999px;padding:10px 20px;font:inherit;font-weight:600;background:var(--coral);color:#fff;cursor:pointer}
.rsend:disabled{opacity:.6;cursor:default}
.rghost{border:1px solid var(--line);border-radius:999px;padding:9px 18px;font:inherit;background:transparent;color:var(--fg);cursor:pointer}
#rep-s,#rep-cs{color:var(--muted);font-size:13px}
.rdone{display:grid;gap:12px;justify-items:start}
.rdone h4{margin:0;font-size:18px}
.rdone p{margin:0;color:var(--text2);line-height:1.6}
.rok{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--mint);color:#06281c;font-weight:700;font-size:22px}
.rbtn{color:var(--muted)}
.rbtn:hover{color:var(--coral);border-color:var(--coral)}