/* 183333.com — Residency Day Lab | stylesheet (no framework) */
:root{
  --bg:#0b1020;--bg2:#10172d;--card:#141c36;--card2:#1a2444;--line:#26325a;
  --text:#e9edf8;--muted:#9aa6c7;--dim:#6c789c;
  --amber:#ffb547;--amber2:#ff9f1c;--teal:#2ee6c5;--red:#ff6b6b;--lime:#7ee081;--blue:#6aa8ff;
  --radius:16px;--shadow:0 10px 30px rgba(0,0,0,.35);
  --font:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --display:'Space Grotesk','Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
:root[data-theme="light"]{
  --bg:#f6f4ee;--bg2:#ece8dc;--card:#ffffff;--card2:#f7f3e8;--line:#ddd5c2;
  --text:#171c2c;--muted:#4f5a75;--dim:#7a849c;--shadow:0 8px 24px rgba(20,25,40,.08);
  --amber:#c46d00;--amber2:#a85b00;--teal:#00866f;--blue:#2459c7;--lime:#2f8a35;--red:#c73636;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 var(--font);overflow-x:hidden}
img,svg{max-width:100%;height:auto}
a{color:var(--amber);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--display);line-height:1.15;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5.4vw,3.6rem)}
h2{font-size:clamp(1.5rem,3.2vw,2.3rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.mono{font-family:var(--mono)}
.muted{color:var(--muted)}
.small{font-size:.875rem}
.wrap{width:min(1180px,100%);margin:0 auto;padding:0 16px}
.narrow{width:min(820px,100%);margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px;top:0;background:var(--amber);color:#000;padding:8px 12px;z-index:200}
.skip:focus{left:8px}

/* top inquiry ribbon (every page) */
.ribbon{background:linear-gradient(90deg,var(--amber),var(--amber2));color:#1a1200;text-align:center;font-size:.86rem;font-weight:600;padding:7px 16px}
.ribbon a{color:#1a1200;text-decoration:underline}

/* header */
.hdr{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:14px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-family:var(--display);font-weight:700;font-size:1.15rem}
.brand:hover{text-decoration:none}
.brand small{display:block;font-family:var(--font);font-weight:500;font-size:.7rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.brand svg{width:36px;height:36px;flex:none}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a{color:var(--muted);padding:8px 10px;border-radius:10px;font-size:.93rem;font-weight:500}
.nav a:hover,.nav a.active{color:var(--text);background:var(--card);text-decoration:none}
.nav .cta{background:var(--amber);color:#1a1200!important}
.nav .cta:hover{background:var(--amber2)}
.icon-btn{background:var(--card);border:1px solid var(--line);color:var(--text);border-radius:10px;width:40px;height:40px;cursor:pointer;font-size:1.05rem;flex:none}
.burger{display:none}
@media (max-width:1020px){
  .burger{display:inline-block;margin-left:auto}
  .nav{position:fixed;inset:64px 0 auto 0;flex-direction:column;align-items:stretch;background:var(--bg2);border-bottom:1px solid var(--line);padding:10px 16px 18px;gap:2px;display:none;max-height:calc(100vh - 64px);overflow:auto}
  .nav.open{display:flex}
  .nav a{padding:12px}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:12px;padding:12px 20px;font-weight:600;font-size:.98rem;cursor:pointer;font-family:var(--font);transition:transform .15s,background .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--amber);color:#1a1200}
.btn-primary:hover{background:var(--amber2)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{background:var(--card)}
.btn-teal{background:var(--teal);color:#00201a}
.btn-sm{padding:8px 14px;font-size:.88rem;border-radius:10px}
.btn[disabled]{opacity:.6;cursor:wait}

/* hero */
.hero{padding:64px 0 40px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;inset:-40% -10% auto auto;width:640px;height:640px;background:radial-gradient(circle,color-mix(in srgb,var(--amber) 22%,transparent),transparent 65%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font:600 .78rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--teal);background:color-mix(in srgb,var(--teal) 12%,transparent);border:1px solid color-mix(in srgb,var(--teal) 35%,transparent);padding:7px 12px;border-radius:999px;margin-bottom:18px}
.hero p.lead{font-size:1.15rem;color:var(--muted);max-width:620px}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0}
.trust{display:flex;flex-wrap:wrap;gap:18px;color:var(--dim);font-size:.86rem}
.trust b{color:var(--text)}

/* passport-stamp counter */
.stamp{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:var(--shadow);position:relative}
.stamp h3{display:flex;justify-content:space-between;align-items:center;font-size:1rem;margin-bottom:14px}
.ring{position:relative;width:200px;height:200px;margin:4px auto 14px}
.ring svg{transform:rotate(-90deg)}
.ring .num{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ring .num b{font:700 2.8rem/1 var(--mono)}
.ring .num span{color:var(--muted);font-size:.82rem}
.stamp .row{display:flex;gap:8px;flex-wrap:wrap}
.stamp .row>*{flex:1 1 120px}

/* sections & cards */
section{padding:56px 0}
.sec-alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:28px}
.sec-head p{color:var(--muted)}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:980px){.g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;position:relative}
.card h3{margin-bottom:.35em}
.card p{color:var(--muted);margin-bottom:.6em}
a.card{color:var(--text);display:block;transition:transform .15s,border-color .15s}
a.card:hover{text-decoration:none;transform:translateY(-3px);border-color:var(--amber)}
.card .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:color-mix(in srgb,var(--amber) 16%,transparent);color:var(--amber);font-size:1.3rem;margin-bottom:12px}
.tag{display:inline-block;font:600 .7rem/1 var(--mono);text-transform:uppercase;letter-spacing:.06em;padding:5px 8px;border-radius:6px;background:var(--card2);color:var(--muted);border:1px solid var(--line)}
.tag.t{color:var(--teal)} .tag.a{color:var(--amber)} .tag.r{color:var(--red)}
.big-num{font:700 2.4rem/1 var(--mono);color:var(--amber)}
.kpis .card{text-align:center}

/* method strip */
.method{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.method>div{padding:24px;border-right:1px solid var(--line);background:var(--card)}
.method>div:last-child{border-right:0}
.method b{font:700 2.6rem/1 var(--mono);color:var(--amber);display:block;margin-bottom:8px}
@media (max-width:860px){.method{grid-template-columns:1fr 1fr}.method>div:nth-child(2){border-right:0}.method>div{border-bottom:1px solid var(--line)}}
@media (max-width:520px){.method{grid-template-columns:1fr}.method>div{border-right:0}}

/* forms */
form .field{margin-bottom:14px}
label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px}
input,select,textarea{width:100%;background:var(--bg2);border:1px solid var(--line);color:var(--text);border-radius:10px;padding:11px 12px;font:inherit;font-size:.96rem}
input:focus,select:focus,textarea:focus{outline:2px solid var(--amber);outline-offset:1px;border-color:transparent}
textarea{min-height:110px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.88rem;color:var(--muted)}
.check input{width:auto;margin-top:4px}
.form-msg{margin-top:12px;font-weight:600;font-size:.92rem}
.form-msg.ok{color:var(--lime)} .form-msg.err{color:var(--red)}
.hp{position:absolute!important;left:-9999px!important;height:0;width:0;opacity:0}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:560px){.two{grid-template-columns:1fr}}
.steps-ind{display:flex;gap:6px;margin-bottom:16px}
.steps-ind span{flex:1;height:6px;border-radius:9px;background:var(--line)}
.steps-ind span.on{background:var(--amber)}
.step{display:none}.step.active{display:block;animation:fade .25s}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1}}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{display:inline-flex;align-items:center;gap:8px;background:var(--bg2);border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-weight:500;cursor:pointer;margin:0}
.chips input{width:auto;margin:0}
.chips label:has(input:checked){border-color:var(--amber);background:color-mix(in srgb,var(--amber) 14%,transparent)}
.lead-box{background:linear-gradient(160deg,var(--card),var(--card2));border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:var(--shadow)}

/* tables */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:620px}
th,td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{background:var(--card2);font-family:var(--display);font-size:.86rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:0}
td .bar{height:8px;border-radius:9px;background:var(--line);overflow:hidden;margin-top:6px;min-width:90px}
td .bar i{display:block;height:100%;background:var(--teal)}
td .bar i.warn{background:var(--amber)} td .bar i.over{background:var(--red)}

/* tools */
.tool-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.tool-tabs button{background:var(--card);border:1px solid var(--line);color:var(--muted);border-radius:10px;padding:10px 14px;font:600 .9rem var(--font);cursor:pointer}
.tool-tabs button.on{background:var(--amber);color:#1a1200;border-color:var(--amber)}
.tool{display:none}.tool.on{display:block}
.result{background:var(--bg2);border:1px dashed var(--line);border-radius:14px;padding:18px;margin-top:14px}
.result .verdict{font:700 1.4rem/1.2 var(--display)}
.ok-c{color:var(--lime)}.warn-c{color:var(--amber)}.bad-c{color:var(--red)}
.trip-row{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr auto;gap:8px;align-items:end;margin-bottom:8px}
@media (max-width:760px){.trip-row{grid-template-columns:1fr 1fr}.trip-row .x{grid-column:span 2}}
.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.78rem;font-weight:600;background:var(--card2);border:1px solid var(--line)}

/* article */
.article{padding:40px 0}
.article h2{margin-top:1.6em;font-size:1.6rem}
.article h3{margin-top:1.3em}
.article li{margin-bottom:.4em}
.article .callout{background:var(--card);border-left:4px solid var(--amber);border-radius:10px;padding:16px 18px;margin:20px 0}
.article .callout.t{border-left-color:var(--teal)}
.crumbs{font-size:.85rem;color:var(--dim);margin-bottom:14px}
.crumbs a{color:var(--muted)}
.meta{display:flex;flex-wrap:wrap;gap:14px;color:var(--dim);font-size:.85rem;margin-bottom:24px}
.toc{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin:20px 0}
.toc ol{margin:6px 0 0;padding-left:20px}

/* faq */
details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";color:var(--amber);font:700 1.2rem var(--mono)}
details[open] summary:after{content:"–"}
details p{color:var(--muted);margin:10px 0 0}

/* video facade */
.video{position:relative;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:#000;cursor:pointer}
.video img{width:100%;height:100%;object-fit:cover;opacity:.85}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.video .play{position:absolute;inset:0;display:grid;place-items:center}
.video .play span{width:68px;height:48px;border-radius:12px;background:#f00;color:#fff;display:grid;place-items:center;font-size:1.3rem}

/* donation tiers */
.tier{text-align:center}
.tier .amt{font:700 2.2rem/1 var(--mono);color:var(--amber);margin:8px 0}
.tier.feat{border-color:var(--amber);box-shadow:0 0 0 1px var(--amber)}
.alloc{display:flex;height:16px;border-radius:9px;overflow:hidden;margin:14px 0}
.alloc i{display:block}
.legend{display:flex;flex-wrap:wrap;gap:12px;font-size:.85rem;color:var(--muted)}
.legend span:before{content:"";display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;background:var(--c)}

/* countdown */
.count{display:flex;gap:10px;flex-wrap:wrap}
.count div{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:12px 14px;min-width:74px;text-align:center}
.count b{display:block;font:700 1.8rem/1 var(--mono);color:var(--amber)}
.count span{font-size:.75rem;color:var(--muted);text-transform:uppercase}

/* newsletter band */
.band{background:linear-gradient(120deg,color-mix(in srgb,var(--amber) 18%,var(--card)),var(--card));border:1px solid var(--line);border-radius:22px;padding:30px;display:grid;grid-template-columns:1.2fr 1fr;gap:24px;align-items:center}
@media (max-width:820px){.band{grid-template-columns:1fr}}
.inline-form{display:flex;gap:8px;flex-wrap:wrap}
.inline-form input{flex:1 1 200px}

/* footer */
.ftr{border-top:1px solid var(--line);background:var(--bg2);padding:48px 0 24px;margin-top:40px;font-size:.92rem}
.ftr .cols{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:24px}
@media (max-width:900px){.ftr .cols{grid-template-columns:1fr 1fr}}
.ftr h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.ftr ul{list-style:none;padding:0;margin:0}
.ftr li{margin-bottom:6px}
.ftr a{color:var(--text)}
.ftr .legal{border-top:1px solid var(--line);margin-top:32px;padding-top:18px;color:var(--dim);font-size:.82rem}

/* cookie */
.cookie{position:fixed;left:16px;right:16px;bottom:16px;max-width:560px;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px 18px;box-shadow:var(--shadow);z-index:90;display:none}
.cookie.show{display:block}
.cookie .row{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}

/* reveal */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}html{scroll-behavior:auto}}

/* print */
@media print{.ribbon,.hdr,.ftr,.cookie,.no-print,ins.adsbygoogle{display:none!important}body{background:#fff;color:#000}.card,.result{border-color:#999}}