/* botoff.app — «тушь и бумага». Общие токены, база, шапка, логотип, карточки, код, подвал. */
@import url('/assets/fonts/fonts.css');

:root {
  /* только тёмная тема: тушь на ночной бумаге */
  --bg: #14120f; --bg-2: #1b1814; --card: #1e1b17; --ink: #efe8dc; --mute: #a59c8d; --line: #353028;
  --red: #e5533c; --red-ink: #f06a53; --pass: #3987e5; --fail: #e66767;
  --ok: #5fc48e; --bad: #ff8a80; --warn: #e3b25c; --acc: #efe8dc; --on-acc: #14120f;
  --code-bg: #24201b; --code-ink: #ece5d8;
  --paper-grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .95 0 0 0 0 .85 0 0 0 .05 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  color-scheme: dark;
  --display: 'Golos Text', ui-sans-serif, system-ui, sans-serif;
  --brush: 'Kaushan Script', 'Marck Script', cursive;
  --hand: 'Marck Script', 'Kaushan Script', cursive;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 84px; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }
html, body { overflow-x: clip; } /* печать и мазки нарочно выходят за края блоков — но не за край страницы */
body { margin: 0; background: var(--bg) var(--paper-grain); color: var(--ink); font: 400 17px/1.6 var(--display); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
::selection { background: var(--red); color: #fff; }
.wrap { max-width: 76rem; margin: 0 auto; padding: 0 20px; }

/* ---------- шапка ---------- */
.top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 0; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px) saturate(1.2); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.top.scrolled { border-bottom-color: var(--line); }
.top-bleed { background: color-mix(in srgb, var(--bg) 88%, transparent); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.nav { display: flex; align-items: center; gap: 22px; font-size: .95rem; font-weight: 500; }
.nav a { color: var(--mute); text-decoration: none; transition: color .15s; }
.nav a:hover, .nav a[aria-current] { color: var(--ink); }
.nav .btn, .nav .btn:hover { color: var(--on-acc); }
/* ---------- мобильное меню: бургер из мазков тушью + полноэкранная «ночная бумага» ---------- */
.burger { display: none; position: relative; z-index: 3; width: 46px; height: 46px; border: 1.5px solid var(--line); border-radius: 14px; background: var(--card);
  color: var(--ink); cursor: pointer; place-items: center; padding: 0; transition: border-color .2s, background .2s, transform .15s; }
.burger:active { transform: scale(.94); }
.burger svg { width: 26px; height: 26px; overflow: visible; }
.burger path { fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; transform-box: view-box; transform-origin: 16px 16px; transition: transform .35s cubic-bezier(.6,.05,.25,1.3), opacity .2s, stroke .2s; }
.burger:hover .b2 { transform: scaleX(1.5); }
.burger .b2 { stroke: var(--red); }
.mnav-open .burger { border-color: var(--red); background: var(--bg-2); }
.mnav-open .burger .b1 { transform: rotate(45deg) translateY(6px); stroke: var(--red); } /* сначала к центру, потом поворот — иначе крестик съезжает */
.mnav-open .burger .b2 { opacity: 0; transform: scaleX(0); }
.mnav-open .burger .b3 { transform: rotate(-45deg) translateY(-6px); stroke: var(--red); }
.top { transition: border-color .2s, background-color .4s .1s; }
.mnav-open .top { background-color: transparent; border-bottom-color: transparent; } /* без плашки шапки поверх меню */
.top-bleed { transition: background-color .4s .1s; }
.mnav-open .top-bleed { background-color: transparent; }
.mnav { position: fixed; inset: 0; z-index: 2; background: var(--bg) var(--paper-grain); overflow-y: auto;
  clip-path: circle(0 at var(--bx, calc(100% - 40px)) var(--by, 38px)); transition: clip-path .5s cubic-bezier(.7,0,.2,1); } /* раскрывается кругом из бургера, без прозрачности — фон не просвечивает */
.mnav.on { clip-path: circle(150vmax at var(--bx, calc(100% - 40px)) var(--by, 38px)); }
.mnav-in { position: relative; min-height: 100%; padding: 104px 22px 34px; display: flex; flex-direction: column; overflow: hidden; }
.mnav-kicker { font: 400 1.35rem/1 var(--hand); color: var(--red-ink); margin: 0 0 18px; transform: rotate(-2deg); transform-origin: left; opacity: 0; transition: opacity .4s .05s; }
.mnav.on .mnav-kicker { opacity: 1; }
.mnav-list { list-style: none; margin: 0; padding: 0; counter-reset: none; }
.mnav-list li, .mnav-acts, .mnav-foot { opacity: 0; transform: translateX(-26px); transition: opacity .45s, transform .55s cubic-bezier(.2,.8,.2,1); transition-delay: calc(var(--i) * 55ms + 60ms); }
.mnav.on .mnav-list li, .mnav.on .mnav-acts, .mnav.on .mnav-foot { opacity: 1; transform: none; }
.mnav-list a { display: flex; align-items: baseline; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--line); color: var(--ink); text-decoration: none;
  font-weight: 800; font-size: clamp(1.9rem, 9vw, 2.5rem); letter-spacing: -.035em; line-height: 1.05; position: relative; }
.mnav-list .n { font: 400 1.1rem/1 var(--hand); color: var(--red); min-width: 1.8rem; letter-spacing: 0; }
.mnav-list .t { padding-bottom: .14em; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 24' preserveAspectRatio='none'%3E%3Cpath fill='%23e5533c' d='M2 15.5 C 40 13, 110 10.5, 180 9.5 C 225 9, 262 9, 298 7 C 299 8, 299 10, 297 11.5 C 255 13.5, 210 14.5, 160 16 C 100 18, 50 19.5, 5 19 C 1 18.5, 0 16.5, 2 15.5 Z'/%3E%3C/svg%3E") no-repeat 0 100% / 0 .24em; transition: background-size .45s cubic-bezier(.65,0,.35,1); }
.mnav-list a:hover .t, .mnav-list a:focus-visible .t, .mnav-list a[aria-current] .t { background-size: 100% .24em; } /* мазок кисти как под «Боты» на главной */
.mnav-list a:focus-visible { outline: none; }
.mnav-in:focus { outline: none; }
.mnav-acts { display: grid; gap: 10px; margin-top: 28px; }
.mnav-acts .btn { justify-content: center; padding: 16px 22px; font-size: 16px; }
.mnav-foot { margin: auto 0 0; padding-top: 28px; color: var(--mute); font-size: .9rem; }
.mnav-open { overflow: hidden; } /* только html: body с overflow:hidden становится контейнером прокрутки, и липкая шапка с кнопкой закрытия уезжает за экран */
@media (max-width: 760px) { .nav { display: none; } .burger { display: grid; } }
@media (min-width: 761px) { .mnav { display: none !important; } }

/* ---------- логотип: надпись + плитка с роботом (site/brand/logo-source.png) ---------- */
.logo-img { display: block; height: auto; max-width: 100%; transition: transform .2s; }
.logo:hover .logo-img { transform: rotate(-2deg) scale(1.03); }
@media (max-width: 420px) { .top .logo-img { width: 108px; } }
.logo { display: inline-flex; align-items: center; gap: 9px; color: var(--ink); line-height: 1; }
.logo .word { font-family: var(--brush); font-size: 30px; letter-spacing: -.01em; filter: url(#ink-rough); transform: rotate(-3deg) translateY(-1px); display: inline-block; }
.logo .seal { width: 30px; height: 30px; border-radius: 6px; background: var(--red); color: #fff7ee; display: grid; place-items: center; font: 400 15px/1 var(--brush); transform: rotate(6deg); filter: url(#ink-rough); box-shadow: inset 0 0 0 2px color-mix(in srgb, #fff 18%, transparent); }

/* ---------- кнопки ---------- */
.btn { font: 600 15px/1 var(--display); border: 0; border-radius: 999px; padding: 13px 22px; background: var(--acc); color: var(--on-acc); cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; transition: transform .15s, box-shadow .15s, background .15s; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 6px 18px -8px color-mix(in srgb, var(--ink) 60%, transparent); }
.btn:active { transform: translateY(0); }
.btn.red { background: var(--red); color: #fff; }
.btn.ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.btn.sm { padding: 9px 15px; font-size: 14px; }
button.ghost { background: transparent; color: var(--ink); border: 1.5px solid var(--line); }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; border-radius: 6px; }

/* ---------- карточки ---------- */
.muted { color: var(--mute); font-size: .9rem; font-weight: 400; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 22px; }

/* ---------- код ---------- */
code { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: .86em; background: var(--code-bg); color: var(--code-ink); padding: 1px 6px; border-radius: 6px; }
.code { position: relative; margin: 12px 0 18px; }
.code pre { margin: 0; background: var(--code-bg); color: var(--code-ink); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; overflow-x: auto; font: 13.5px/1.6 ui-monospace, "Cascadia Mono", Consolas, monospace; }
.code pre code { background: none; padding: 0; font-size: inherit; }
.code .label { position: absolute; top: 9px; left: 16px; font-size: 11px; color: var(--mute); text-transform: uppercase; letter-spacing: .08em; pointer-events: none; }
.code .label + pre { padding-top: 32px; }
.code .copy { position: absolute; top: 7px; right: 7px; padding: 5px 11px; font: 600 12px/1 var(--display); border-radius: 99px; background: var(--card); color: var(--mute); border: 1px solid var(--line); cursor: pointer; }
.code .copy:hover { color: var(--ink); }

/* ---------- мазок кисти под словом: один уверенный штрих, толще в середине, тоньше к концам ---------- */
.brushline { position: relative; white-space: nowrap; display: inline-block; }
.brushline svg { position: absolute; left: 1%; bottom: -.16em; width: 98%; height: .26em; overflow: visible; pointer-events: none; }
.brushline path { fill: var(--red); clip-path: inset(0 100% 0 0); animation: draw .7s .55s cubic-bezier(.65,0,.35,1) forwards; }
@keyframes draw { to { clip-path: inset(0 0 0 0); } }

footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--mute); font-size: .92rem; margin-top: 72px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; justify-content: space-between; }
footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--mute); text-decoration: none; }
footer a:hover { color: var(--ink); }

/* ---------- всплывающее окно входа ---------- */
.lm { border: 0; padding: 0; background: transparent; color: var(--ink); max-width: min(27rem, calc(100vw - 24px)); width: 100%; overflow: visible; }
.lm::backdrop { background: color-mix(in srgb, #0d0b08 45%, transparent); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); animation: lm-fade .3s ease both; }
.lm[open] .lm-panel { animation: lm-in .45s cubic-bezier(.2, 1.2, .3, 1) both; }
.lm.closing .lm-panel { animation: lm-out .22s ease-in both; }
.lm.closing::backdrop { animation: lm-fade .22s ease-in reverse both; }
@keyframes lm-fade { from { opacity: 0; } }
@keyframes lm-in { from { opacity: 0; transform: translateY(26px) scale(.96) rotate(-1deg); } }
@keyframes lm-out { to { opacity: 0; transform: translateY(14px) scale(.97); } }
.lm-panel { position: relative; background: var(--card) var(--paper-grain); border: 1px solid var(--line); border-radius: 24px; padding: 30px 28px 26px; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .45); overflow: hidden; }
.lm-x { position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border-radius: 50%; border: 0; background: var(--bg-2); color: var(--mute); font-size: 20px; line-height: 1; cursor: pointer; transition: transform .2s, color .2s; }
.lm-x:hover { color: var(--ink); transform: rotate(90deg); }
.lm-head { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.lm h2 { font: 800 1.75rem/1.05 var(--display); letter-spacing: -.035em; margin: 0 0 6px; }
.lm p { color: var(--mute); margin: 0 0 18px; font-size: .97rem; }
.lm p b { color: var(--ink); }
.lm-steps { display: grid; }
.lm-step { grid-area: 1 / 1; transition: opacity .35s, transform .45s cubic-bezier(.2, .9, .2, 1), visibility 0s .45s; opacity: 0; transform: translateX(40px); visibility: hidden; pointer-events: none; }
.lm-step.on { opacity: 1; transform: none; visibility: visible; pointer-events: auto; transition-delay: 0s; }
.lm-step.left { transform: translateX(-40px); }
.lm input[type=email] { width: 100%; font: inherit; font-size: 1.05rem; color: inherit; background: var(--bg); border: 1.5px solid var(--line); border-radius: 14px; padding: 14px 16px; margin-bottom: 14px; transition: border-color .2s, box-shadow .2s; }
.lm input[type=email]:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ink) 8%, transparent); }
.lm .btn { width: 100%; justify-content: center; position: relative; }
.lm .btn[disabled] { opacity: .85; cursor: progress; }
.lm .btn .dots { display: none; gap: 4px; }
.lm .btn.busy .lbl { visibility: hidden; }
.lm .btn.busy .dots { display: inline-flex; position: absolute; }
.lm .dots i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: lm-dot 1s infinite ease-in-out; }
.lm .dots i:nth-child(2) { animation-delay: .15s; } .lm .dots i:nth-child(3) { animation-delay: .3s; }
@keyframes lm-dot { 0%, 80%, 100% { transform: scale(.5); opacity: .4; } 40% { transform: scale(1); opacity: 1; } }
.lm-code { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; margin: 4px 0 16px; }
.lm-code input { width: 100%; aspect-ratio: 4 / 5; text-align: center; font: 700 1.6rem/1 ui-monospace, Consolas, monospace; color: var(--ink); background: var(--bg); border: 1.5px solid var(--line); border-radius: 12px; padding: 0; caret-color: var(--red); transition: border-color .15s, transform .15s, background .15s; }
.lm-code input:focus { outline: none; border-color: var(--ink); transform: translateY(-2px); }
.lm-code input.filled { animation: lm-pop .22s ease; background: var(--card); }
@keyframes lm-pop { 50% { transform: scale(1.12); } }
.lm-code.shake { animation: lm-shake .45s cubic-bezier(.36, .07, .19, .97); }
.lm-code.shake input { border-color: var(--bad); }
@keyframes lm-shake { 10%, 90% { transform: translateX(-2px); } 20%, 80% { transform: translateX(4px); } 30%, 50%, 70% { transform: translateX(-7px); } 40%, 60% { transform: translateX(7px); } }
.lm-err { color: var(--bad); font-size: .92rem; min-height: 1.3em; margin: -6px 0 12px; }
.lm-err:empty { margin-bottom: 0; }
.lm-row { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; font-size: .9rem; color: var(--mute); margin-top: 14px; }
.lm-link { background: none; border: 0; padding: 0; font: inherit; color: var(--ink); text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.lm-link[disabled] { color: var(--mute); text-decoration: none; cursor: default; }
.lm-done { text-align: center; padding: 10px 0 4px; }
.lm-seal { width: 150px; height: 150px; margin: 0 auto 14px; color: var(--red); transform: rotate(-12deg) scale(2.4); opacity: 0; }
.stamp-art svg { width: 100%; height: 100%; overflow: visible; }
.stamp-art .ring { fill: none; stroke: currentColor; }
.stamp-art .ring-text { font: 800 13.5px/1 var(--display); letter-spacing: .2em; fill: currentColor; text-transform: uppercase; }
.stamp-art .word { font: 400 33px/1 var(--hand); fill: currentColor; }
.stamp-art .date { font: 700 10.5px/1 ui-monospace, Consolas, monospace; letter-spacing: .14em; fill: currentColor; }
.stamp-art .swash { fill: none; stroke: currentColor; stroke-width: 2.6; stroke-linecap: round; }
.lm-step.on .lm-seal { animation: lm-stamp .55s .1s cubic-bezier(.2, 1.6, .4, 1) forwards; }
@keyframes lm-stamp { to { transform: rotate(-12deg) scale(1); opacity: .95; } }
.lm-fine { font-size: .82rem; color: var(--mute); margin: 16px 0 0; text-align: center; }
@media (max-width: 420px) { .lm-panel { padding: 26px 18px 22px; } .lm-code { gap: 6px; } .lm-code input { font-size: 1.35rem; } }