/* ==== Инструменты — общий стиль ==== */
:root{
  --bg:#EAEAE6;
  --surface:#FFFFFF;
  --ink:#17181A;
  --muted:#6C6E68;
  --line:#D5D5CE;
  --accent:#FFC400;
  --accent-deep:#E8A900;
  --accent-ink:#17181A;
  --ok:#1F8A4C;
  --err:#C4362E;
  --radius:10px;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,"Cascadia Mono","Roboto Mono",Consolas,"Liberation Mono",monospace;
  --mono-code:"DejaVu Sans Mono","Consolas","Cascadia Mono","Roboto Mono","Liberation Mono",ui-monospace,monospace;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit}
img{max-width:100%}

.wrap{max-width:960px;margin:0 auto;padding:0 20px}

/* ==== Приборная метка (моно) ==== */
.tag{
  font-family:var(--mono);
  font-size:11px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--muted);
}

/* ==== Шапка ==== */
.site-head{
  background:var(--ink);
  color:#fff;
  border-bottom:4px solid var(--accent);
}
.site-head .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:64px;
}
.brand{
  display:flex;align-items:center;gap:12px;
  text-decoration:none;color:#fff;
}
.brand-mark{
  width:34px;height:34px;flex:none;
  background:var(--accent);
  border-radius:7px;
  display:grid;place-items:center;
  color:var(--accent-ink);
  font-family:var(--mono);font-weight:700;font-size:18px;
}
.brand-name{
  font-weight:800;
  letter-spacing:-.02em;
  font-size:19px;
}
.site-head nav{display:flex;gap:22px}
.site-head nav a{
  color:#cfd0cb;text-decoration:none;font-size:14px;
}
.site-head nav a:hover{color:#fff}

/* ==== Hero ==== */
.hero{padding:56px 0 40px}
.hero .plate{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--accent);color:var(--accent-ink);
  padding:5px 12px;border-radius:6px;
  font-family:var(--mono);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;font-weight:600;
  margin-bottom:20px;
}
.hero h1{
  margin:0 0 14px;
  font-size:clamp(30px,5.5vw,50px);
  line-height:1.04;
  letter-spacing:-.03em;
  font-weight:800;
  max-width:16ch;
}
.hero p{
  margin:0;max-width:56ch;
  font-size:18px;color:var(--muted);
}

/* ==== Сетка инструментов ==== */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:14px;
  padding-bottom:48px;
}
.tool-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px;
  text-decoration:none;color:inherit;
  display:flex;flex-direction:column;gap:8px;
  transition:border-color .12s ease,transform .12s ease;
  position:relative;
}
.tool-card:hover{
  border-color:var(--ink);
  transform:translateY(-2px);
}
.tool-card .code{
  font-family:var(--mono);font-size:11px;letter-spacing:.1em;
  color:var(--muted);
}
.tool-card h3{margin:0;font-size:18px;letter-spacing:-.01em;padding-right:26px}
.tool-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.5}
.tool-card .arrow{
  margin-top:auto;font-family:var(--mono);font-size:13px;
  color:var(--accent-deep);font-weight:600;
}

.sep-select{max-width:230px;width:auto;padding:7px 10px;font-size:14px}
.opt-label{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.mode-toggle{display:inline-flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff}
.mode-toggle button{border:none;background:#fff;cursor:pointer;padding:9px 20px;font-size:14px;font-family:var(--sans);color:var(--muted);font-weight:600;transition:background .12s ease,color .12s ease}
.mode-toggle button+button{border-left:1px solid var(--line)}
.mode-toggle button:hover{background:#f3f3ef}
.mode-toggle button.active{background:var(--accent);color:var(--accent-ink)}
.field.dim{opacity:.4;pointer-events:none}
.check.dim,.sep-select.dim{opacity:.38;pointer-events:none}
#modeHint{min-height:2.4em;margin-top:8px}
.fav-star{
  position:absolute;top:12px;right:12px;z-index:2;
  background:none;border:none;cursor:pointer;
  font-size:20px;line-height:1;padding:2px;
  color:var(--line);transition:color .12s ease,transform .12s ease;
}
.fav-star:hover{color:var(--accent-deep);transform:scale(1.15)}
.fav-star.active{color:var(--accent-deep)}
.fav-filter{margin-bottom:18px}
.fav-filter button{padding:9px 18px;font-size:15px}
.fav-empty{
  padding:24px;text-align:center;color:var(--muted);
  border:1px dashed var(--line);border-radius:var(--radius);
  font-size:15px;
}
.fav-btn{
  display:inline-flex;align-items:center;gap:7px;margin-top:12px;
  background:#fff;border:1px solid var(--line);border-radius:8px;
  padding:9px 15px;font-size:14px;font-weight:600;font-family:var(--sans);cursor:pointer;
  color:var(--ink);transition:border-color .12s ease,color .12s ease,background .12s ease;
}
.fav-btn:hover{border-color:var(--ink);background:#f3f3ef}
.fav-btn.active{border-color:var(--accent-deep);color:var(--accent-ink);background:var(--accent)}
.tool-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.tool-actions .fav-btn{margin-top:0}
.bm-btn{
  display:inline-flex;align-items:center;gap:7px;
  background:#fff;border:1px solid var(--line);border-radius:8px;
  padding:9px 15px;font-size:14px;font-weight:600;font-family:var(--sans);cursor:pointer;
  color:var(--ink);transition:border-color .12s ease,background .12s ease;
}
.bm-btn:hover{border-color:var(--ink);background:#f3f3ef}
.bm-btn.active{border-color:var(--accent-deep);background:#FCF7E3}
.bm-hint{
  margin-top:10px;padding:10px 14px;
  background:#FCF7E3;border:1px solid var(--accent);border-radius:8px;
  font-size:14px;color:var(--ink);max-width:60ch;
}

/* ==== Секции текста ==== */
.section{padding:16px 0 40px}
.section h2{
  font-size:22px;letter-spacing:-.02em;margin:0 0 12px;
}
.section p{color:#333;max-width:70ch}
.section ul{color:#333;max-width:70ch;padding-left:20px}
.section li{margin:4px 0}

/* ==== Страница утилиты ==== */
.tool-head{padding:40px 0 24px}
.tool-head .crumb{margin-bottom:16px}
.tool-head .crumb a{color:var(--accent-deep);text-decoration:none;font-family:var(--mono);font-size:12px}
.tool-head h1{
  margin:0 0 10px;font-size:clamp(26px,4vw,38px);
  letter-spacing:-.02em;font-weight:800;
}
.tool-head .lead{margin:0;color:var(--muted);font-size:17px;max-width:60ch}

.panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px;
  margin-bottom:28px;
}

/* формы */
label{display:block;font-weight:600;font-size:14px;margin:0 0 6px}
.field{margin-bottom:18px}
.field:last-child{margin-bottom:0}
input[type=text],input[type=number],textarea,select{
  width:100%;
  font-family:var(--sans);font-size:15px;
  padding:11px 13px;
  border:1px solid var(--line);border-radius:8px;
  background:#fff;color:var(--ink);
}
textarea{min-height:120px;resize:vertical;font-family:var(--mono);font-size:14px}
input:focus,textarea:focus,select:focus{
  outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent-deep);
}
.row{display:flex;gap:14px;flex-wrap:wrap}
.row>.field{flex:1;min-width:140px}

/* range */
input[type=range]{width:100%;accent-color:var(--accent-deep)}
.range-val{font-family:var(--mono);font-weight:700}

/* чекбоксы */
.checks{display:flex;flex-wrap:wrap;gap:14px}
.check{display:flex;align-items:center;gap:8px;font-weight:500;font-size:14px;cursor:pointer}
.check input{width:17px;height:17px;accent-color:var(--accent-deep)}

/* кнопки */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:var(--accent-ink);
  border:none;border-radius:8px;
  padding:11px 18px;font-size:15px;font-weight:700;
  cursor:pointer;font-family:var(--sans);
  transition:background .12s ease;
}
.btn:hover{background:var(--accent-deep)}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--ink);font-weight:600}
.btn.ghost:hover{background:#f3f3ef}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}

/* вывод результата */
.output{
  margin-top:20px;
  background:#F7F7F4;
  border:1px dashed var(--line);
  border-radius:8px;
  padding:16px 18px;
  font-family:var(--mono);font-size:16px;
  word-break:break-word;white-space:pre-wrap;
  min-height:22px;
}
.output.big{font-size:20px}
.result-line{display:flex;align-items:center;justify-content:space-between;gap:12px}
.hint{font-size:13px;color:var(--muted);margin-top:8px}
.copied{color:var(--ok);font-family:var(--mono);font-size:12px}

.meter{display:flex;gap:6px;margin-top:12px}
.meter span{height:6px;flex:1;border-radius:3px;background:var(--line)}

/* список кликабельных паролей */
.pass-list{display:flex;flex-direction:column;gap:8px;margin-top:20px}
.pass-item{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  width:100%;text-align:left;
  background:#F7F7F4;border:1px solid var(--line);border-radius:8px;
  padding:12px 14px;cursor:pointer;
  font-family:var(--mono-code);font-size:16px;
  font-feature-settings:"zero" 1;font-variant-ligatures:none;letter-spacing:.02em;
  transition:border-color .12s ease,background .12s ease;
}
.pass-item:hover{border-color:var(--ink);background:#fff}
.pass-item.done{border-color:var(--ok);background:#f0f8f2}
.pass-item .p{word-break:break-all;color:var(--ink)}
.pass-item .pass-copy{
  flex:none;font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);
}
.pass-item.done .pass-copy{color:var(--ok)}
.pass-empty{color:var(--muted);font-family:var(--mono);font-size:14px;padding:6px 0}

/* строка последних скопированных */
.pass-history{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:10px 12px;margin-bottom:18px;
  background:#FCF7E3;border:1px solid var(--accent);border-radius:8px;
}
.pass-history .chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{
  font-family:var(--mono-code);font-size:13px;
  font-feature-settings:"zero" 1;font-variant-ligatures:none;
  background:#fff;border:1px solid var(--line);border-radius:6px;
  padding:4px 8px;cursor:pointer;color:var(--ink);
  max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  transition:border-color .12s ease;
}
.chip:hover{border-color:var(--ink)}
.chip.latest{border-color:var(--ink);box-shadow:inset 0 0 0 1px var(--ink)}
.chip.done{border-color:var(--ok);background:#f0f8f2}

/* сетка информации (утилита IP) */
.info-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-top:24px}
.info-cell{background:#F7F7F4;border:1px solid var(--line);border-radius:8px;padding:12px 14px}
.info-cell .info-val{font-family:var(--mono);font-size:15px;margin-top:4px;word-break:break-word}

/* компактная пара дат + кнопки сдвига (калькулятор дат) */
.date-pair{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:6px}
.date-pair input[type=date]{width:auto}
.date-pair .tag{margin-right:-2px}
.day-btns{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 6px}
.day-btns .btn{padding:8px 13px;font-size:14px;font-family:var(--mono)}
.day-btns .btn.active{background:var(--accent);border-color:var(--accent-deep);color:var(--accent-ink);font-weight:700}

/* переключатель знака + поле дней (калькулятор дат) */
.shift-controls{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:12px 0}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff}
.seg button{
  border:none;background:#fff;cursor:pointer;
  padding:10px 20px;font-family:var(--mono);font-size:18px;font-weight:700;
  color:var(--muted);line-height:1;transition:background .12s ease,color .12s ease;
}
.seg button+button{border-left:1px solid var(--line)}
.seg button:hover{background:#f3f3ef}
.seg button.active{background:var(--accent);color:var(--accent-ink)}
.num-wrap{display:flex;align-items:center;gap:9px}
.num-wrap input{width:120px;text-align:center;font-family:var(--mono);font-size:16px}
.num-wrap .suffix{color:var(--muted);font-size:15px}

/* ==== Реклама (плейсхолдер / слот РСЯ) ==== */
.ad-slot{
  margin:28px 0;
  min-height:90px;
  border:1px dashed var(--line);
  border-radius:8px;
  display:grid;place-items:center;
  color:var(--muted);
  font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  background:repeating-linear-gradient(45deg,transparent,transparent 10px,#f0f0ec 10px,#f0f0ec 20px);
}

/* ==== Подвал ==== */
.site-foot{
  background:var(--ink);color:#cfd0cb;
  margin-top:40px;padding:40px 0;
  font-size:14px;
  border-top:4px solid var(--accent);
}
.site-foot .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px}
.site-foot a{color:#cfd0cb;text-decoration:none}
.site-foot a:hover{color:#fff}
.site-foot .foot-links{display:flex;flex-direction:column;gap:8px}
.foot-strip{height:4px;background:var(--accent)}

@media (max-width:560px){
  .site-head nav{gap:14px}
  .site-head nav a{font-size:13px}
  .hero{padding:40px 0 30px}
}

/* доступность */
@media (prefers-reduced-motion:reduce){
  *{transition:none!important}
}
:focus-visible{outline:2px solid var(--accent-deep);outline-offset:2px}