/* Общая основа для отдельных страниц verto (помощь, API).
   Главная живёт своим файлом со встроенными стилями — трогать её ради
   этих двух страниц рискованнее, чем повторить здесь палитру. */

@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;
  src:url(/fonts/SpaceGrotesk-latin-ext.woff2) format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:300 700;font-display:swap;
  src:url(/fonts/SpaceGrotesk-latin.woff2) format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --bg:#07070b; --bg-soft:#0d0d14; --card:#101019; --card-2:#14141e;
  --fg:#ececf4; --fg-dim:#9a9ab0; --fg-faint:#5a5a70;
  --line:#1e1e2c; --line-2:#2a2a3c;
  --c1:#22d3ee; --c2:#8b5cf6;
  --ok:#34d399; --warn:#fbbf24; --err:#f87171;
  --radius:14px; --ease:cubic-bezier(.22,1,.36,1);
}
@media (prefers-color-scheme:light){
  :root:not([data-theme="dark"]){
    --bg:#fafaff; --bg-soft:#f2f2f8; --card:#fff; --card-2:#f7f7fc;
    --fg:#0d0d16; --fg-dim:#5a5a70; --fg-faint:#9494ab;
    --line:#e6e6f0; --line-2:#d8d8e6;
    --ok:#059669; --warn:#b45309; --err:#dc2626;
  }
}
:root[data-theme="light"]{
  --bg:#fafaff; --bg-soft:#f2f2f8; --card:#fff; --card-2:#f7f7fc;
  --fg:#0d0d16; --fg-dim:#5a5a70; --fg-faint:#9494ab;
  --line:#e6e6f0; --line-2:#d8d8e6;
  --ok:#059669; --warn:#b45309; --err:#dc2626;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);
  font-family:'Space Grotesk',system-ui,-apple-system,"Segoe UI Variable","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.6;letter-spacing:-.01em;min-height:100dvh;overflow-x:hidden;
  display:flex;flex-direction:column;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--c1);outline-offset:2px;border-radius:6px}

.aurora{position:fixed;inset:0;z-index:-2;overflow:hidden;pointer-events:none}
.aurora i{position:absolute;border-radius:50%;filter:blur(90px);opacity:.3}
.aurora i:nth-child(1){width:44vmax;height:44vmax;left:-18vmax;top:-22vmax;
  background:radial-gradient(circle,var(--c2),transparent 68%)}
.aurora i:nth-child(2){width:36vmax;height:36vmax;right:-14vmax;top:-10vmax;
  background:radial-gradient(circle,var(--c1),transparent 68%)}
@media (prefers-color-scheme:light){:root:not([data-theme="dark"]) .aurora i{opacity:.18}}
:root[data-theme="light"] .aurora i{opacity:.18}

.wrap{width:min(1024px,100% - 2rem);margin-inline:auto}

header{position:sticky;top:0;z-index:20;backdrop-filter:blur(14px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);
  border-bottom:1px solid transparent;transition:border-color .25s}
header.stuck{border-bottom-color:var(--line)}
.hd{display:flex;align-items:center;gap:1rem;padding:.75rem 0}
.brand{display:flex;align-items:center;gap:.5rem;font-size:1rem;font-weight:700;letter-spacing:-.03em}
.brand svg{width:26px;height:26px;flex:none}
.brand .ai{background:linear-gradient(118deg,var(--c1),var(--c2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  -webkit-text-fill-color:transparent}
.brand .sep{color:var(--fg-faint)}
nav{display:flex;align-items:center;gap:.2rem;margin-left:.4rem;flex-wrap:wrap}
nav a{font-size:.83rem;color:var(--fg-dim);padding:.34rem .6rem;border-radius:9px;
  transition:background .2s,color .2s}
nav a:hover{color:var(--fg);background:var(--card-2)}
nav a[aria-current]{color:var(--fg);background:var(--card-2)}
.tools{margin-left:auto;display:flex;align-items:center;gap:.5rem}
.theme{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;
  border:1px solid var(--line);color:var(--fg-dim)}
.theme:hover{color:var(--fg);border-color:var(--line-2)}
.theme svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:1.7;
  stroke-linecap:round}
.theme .moon{display:none}
@media (prefers-color-scheme:light){
  :root:not([data-theme="dark"]) .theme .sun{display:none}
  :root:not([data-theme="dark"]) .theme .moon{display:block}
}
:root[data-theme="light"] .theme .sun{display:none}
:root[data-theme="light"] .theme .moon{display:block}

main{flex:1 0 auto;padding:clamp(1.4rem,4vh,2.6rem) 0 3rem}
h1{font-size:clamp(1.6rem,3.4vw,2.2rem);font-weight:700;letter-spacing:-.04em;
  line-height:1.12;margin-bottom:.6rem;text-wrap:balance}
h1 .g{background:linear-gradient(118deg,var(--c1),var(--c2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  -webkit-text-fill-color:transparent}
.lead{color:var(--fg-dim);max-width:62ch;margin-bottom:2rem}
h2{font-size:1.12rem;font-weight:650;letter-spacing:-.025em;margin:2.2rem 0 .7rem}
h3{font-size:.95rem;font-weight:650;margin:1.3rem 0 .4rem}
p,li{color:var(--fg-dim);max-width:72ch}
p+p{margin-top:.6rem}
ul,ol{margin:.5rem 0 .5rem 1.1rem}
li{margin:.25rem 0}
strong,b{color:var(--fg);font-weight:600}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.86em;
  background:var(--card-2);border:1px solid var(--line);border-radius:6px;padding:.08em .34em}
pre{background:var(--card-2);border:1px solid var(--line);border-radius:12px;
  padding:.85rem 1rem;overflow-x:auto;margin:.7rem 0}
pre code{background:none;border:0;padding:0;font-size:.82rem;line-height:1.55;color:var(--fg)}
.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--card);
  padding:1rem 1.15rem;margin:.8rem 0}
table{border-collapse:collapse;width:100%;margin:.7rem 0;font-size:.88rem}
th,td{text-align:left;padding:.45rem .6rem;border-bottom:1px solid var(--line);
  vertical-align:top}
th{color:var(--fg);font-weight:600;font-size:.78rem;letter-spacing:.04em;
  text-transform:uppercase}
td{color:var(--fg-dim)}
td code{white-space:nowrap}
.note{border-left:2px solid var(--c2);padding-left:.9rem;margin:.9rem 0;color:var(--fg-dim)}
.note b{color:var(--fg)}
.toc{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.6rem}
.toc a{font-size:.8rem;color:var(--fg-dim);border:1px solid var(--line);
  border-radius:100px;padding:.26rem .7rem}
.toc a:hover{color:var(--fg);border-color:var(--line-2)}
.m{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.verb{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.06em;
  padding:.1rem .4rem;border-radius:5px;margin-right:.4rem;vertical-align:.08em}
.verb.get{background:color-mix(in srgb,var(--c1) 20%,transparent);color:var(--c1)}
.verb.post{background:color-mix(in srgb,var(--ok) 20%,transparent);color:var(--ok)}

footer{flex:none;border-top:1px solid var(--line);padding:1rem 0;margin-top:auto}
footer .wrap{display:flex;justify-content:space-between;gap:1rem;
  font-size:.78rem;color:var(--fg-faint)}
footer a:hover{color:var(--fg)}
@media (max-width:560px){
  nav a{padding:.3rem .45rem;font-size:.79rem}
  .hd{gap:.5rem}
}

/* ── формы входа и кабинета ─────────────────────────────────────────────── */
.fl{display:block;font-size:.78rem;color:var(--fg-dim);margin-bottom:.35rem}
.fi{width:100%;font:inherit;font-size:.95rem;color:var(--fg);background:var(--card-2);
  border:1px solid var(--line);border-radius:10px;padding:.6rem .8rem;margin-bottom:.8rem}
.fi:focus-visible{outline:2px solid var(--c2);outline-offset:1px}
.btn{display:inline-flex;align-items:center;gap:.45rem;font:inherit;font-size:.9rem;
  font-weight:600;color:#fff;background:linear-gradient(118deg,var(--c1),var(--c2));
  border:0;border-radius:10px;padding:.6rem 1.1rem;cursor:pointer;
  transition:transform .2s var(--ease),opacity .2s}
.btn:hover:not(:disabled){transform:translateY(-1px)}
.btn:disabled{opacity:.5;cursor:default}
.btn.ghost{background:none;color:var(--fg-dim);border:1px solid var(--line)}
.btn.ghost:hover{color:var(--fg);border-color:var(--line-2)}
.msg{margin-top:.8rem;font-size:.86rem;line-height:1.45}
.msg.ok{color:var(--ok)}
.msg.bad{color:var(--err)}
.sw{display:flex;align-items:center;gap:.6rem;cursor:pointer;font-size:.9rem}
.sw input{width:18px;height:18px;accent-color:var(--c2);cursor:pointer}
.row2{display:flex;align-items:baseline;gap:.7rem;padding:.4rem 0;
  border-top:1px solid var(--line);font-size:.86rem;flex-wrap:wrap}
.row2:first-child{border-top:0}
.row2 b{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.84rem}
.row2 span{color:var(--fg-faint);font-size:.78rem}
.opt-hint{font-size:.78rem;color:var(--fg-faint);line-height:1.45}

/* ── шапка как на портале ───────────────────────────────────────────────── */
.bar{display:flex;align-items:center;gap:1rem;padding:.65rem 0}
.lockup{display:flex;flex-direction:column;gap:.3rem;min-width:0}
.brand .mark{width:23px;height:23px;flex:none;display:block}
.brand .sep{color:var(--c2);margin-inline:.04em .01em}
.brand .ghost{opacity:.28}
.tagline{font-size:clamp(.78rem,1.35vw,.875rem);font-weight:400;color:var(--fg-dim);
  line-height:1.4;text-wrap:balance;margin:0}
.tagline b{font-weight:700;background:linear-gradient(118deg,var(--c1) 5%,var(--c2) 92%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  -webkit-text-fill-color:transparent}

/* кнопка входа и кабинета: кружок с буквой у вошедшего, значок у гостя */
.enter{display:inline-flex;align-items:center;gap:.45rem;height:34px;
  padding:0 .9rem 0 .5rem;border:1px solid var(--line);border-radius:100px;
  background:color-mix(in srgb,var(--card) 70%,transparent);
  font-size:.82rem;font-weight:600;color:var(--fg-dim);white-space:nowrap;
  transition:color .25s,border-color .25s,transform .3s var(--ease)}
.enter:hover{color:var(--fg);transform:translateY(-1px);
  border-color:color-mix(in srgb,var(--c2) 45%,var(--line))}
.enter .av{display:grid;place-items:center;width:23px;height:23px;flex:none;
  border-radius:50%;font-size:.7rem;font-weight:700;letter-spacing:0;color:#fff;
  background:linear-gradient(118deg,var(--c1),var(--c2));text-transform:uppercase}
.enter.guest .av{background:none;color:var(--fg-faint);border:1px solid var(--line)}
.enter.guest:hover .av{color:var(--c2);border-color:color-mix(in srgb,var(--c2) 45%,var(--line))}
.enter .av svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2;
  stroke-linecap:round;stroke-linejoin:round}
.enter.adm{border-color:color-mix(in srgb,var(--c2) 35%,var(--line))}
/* Кнопка админки. Отдельный цвет, чтобы не путалась с «Кабинетом».
   Своё [hidden] обязательно: у .enter задан display, и он перебил бы
   атрибут — на этих же граблях уже стояли с блоками .panel. */
.enter.adminbtn{border-color:color-mix(in srgb,var(--c1) 45%,var(--line));color:var(--c1)}
.enter.adminbtn:hover{color:var(--fg);border-color:color-mix(in srgb,var(--c1) 70%,var(--line))}
.enter.adminbtn .av{background:linear-gradient(118deg,var(--c1),var(--c2))}
.enter.adminbtn .av svg{width:12px;height:12px;stroke:currentColor;fill:none;
  stroke-width:2;stroke-linejoin:round}
.enter[hidden]{display:none}

@media (max-width:520px){ .enter span.lbl{display:none} .enter{padding:0 .42rem} }