/* ============================================================
   jhtools — جعبه‌ابزار
   پالت: مرکب لاجوردی + کاغذ سرد + فیروزهٔ کاشی + زعفران
   ============================================================ */

:root {
  --ink:        #0F2233;
  --ink-soft:   #24384A;
  --paper:      #EDF0EE;
  --surface:    #FFFFFF;
  --turquoise:  #0E8C93;
  --turquoise-d:#0A6E74;
  --turquoise-l:#E3F1F1;
  --saffron:    #C8871F;
  --saffron-l:  #FBF1DE;
  --slate:      #5C6B76;
  --line:       #D6DEDB;
  --danger:     #B3423A;
  --danger-l:   #FBECEA;
  --ok:         #2F7A4F;

  --r-sm: 6px;
  --r:    10px;
  --r-lg: 16px;

  --shadow-1: 0 1px 2px rgba(15,34,51,.06), 0 2px 8px rgba(15,34,51,.04);
  --shadow-2: 0 2px 6px rgba(15,34,51,.08), 0 12px 28px rgba(15,34,51,.10);

  --font: "Vazirmatn", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.75;
  font-size: 16px;
  direction: rtl;
}

/* اعداد و اندازه‌ها همیشه با فونت تک‌فاصله و از چپ به راست */
.num, .mono { font-family: var(--mono); direction: ltr; unicode-bidi: isolate; }

a { color: var(--turquoise-d); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--turquoise);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 620px; }

/* ---------------- سربرگ ---------------- */
.site-head {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.head-in {
  display: flex; align-items: center; gap: 20px;
  height: 62px;
}
.logo {
  display: flex; align-items: center; gap: 9px;
  font-weight: 800; font-size: 1.15rem; color: var(--ink);
  letter-spacing: -.3px;
}
.logo:hover { text-decoration: none; }
.logo-mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--turquoise);
  display: grid; place-items: center;
  color: #fff; font-size: 15px;
}
.head-nav { margin-inline-start: auto; display: flex; align-items: center; gap: 6px; }
.head-nav a {
  padding: 7px 12px; border-radius: var(--r-sm);
  color: var(--slate); font-size: .93rem; font-weight: 500;
}
.head-nav a:hover { background: var(--paper); color: var(--ink); text-decoration: none; }
.head-nav a.cta {
  background: var(--ink); color: #fff;
}
.head-nav a.cta:hover { background: var(--ink-soft); }
.badge-pro {
  background: var(--saffron-l); color: var(--saffron);
  border: 1px solid #EBD3A4;
  font-size: .72rem; font-weight: 700;
  padding: 2px 7px; border-radius: 100px;
}

/* ---------------- سرصفحهٔ خانه ---------------- */
.intro { padding: 44px 0 26px; }
.intro h1 {
  font-size: clamp(1.7rem, 4.4vw, 2.5rem);
  line-height: 1.35; margin: 0 0 10px;
  font-weight: 800; letter-spacing: -.5px;
}
.intro p { color: var(--slate); margin: 0; font-size: 1.05rem; max-width: 52ch; }
.intro .accent { color: var(--turquoise); }

/* نوار تاریخ امروز — عنصر امضای صفحهٔ خانه */
.today-strip {
  display: flex; flex-wrap: wrap; align-items: center; gap: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden; margin: 22px 0 6px;
}
.today-cell {
  flex: 1 1 150px; padding: 11px 16px;
  border-inline-start: 1px solid var(--line);
}
.today-cell:first-child { border-inline-start: 0; background: var(--turquoise-l); }
.today-cell .k {
  font-size: .72rem; color: var(--slate); font-weight: 600;
  letter-spacing: .3px; display: block;
}
.today-cell .v { font-weight: 700; font-size: .97rem; }
.today-cell a.v:hover { color: var(--turquoise-d); }

/* ---------------- دسته و شبکهٔ ابزار ---------------- */
.cat { margin: 34px 0 0; }
.cat-head {
  display: flex; align-items: baseline; gap: 12px;
  padding-bottom: 10px; margin-bottom: 14px;
  border-bottom: 2px solid var(--ink);
}
.cat-head h2 { font-size: 1.12rem; margin: 0; font-weight: 800; }
.cat-head span { color: var(--slate); font-size: .88rem; }

.grid {
  display: grid; gap: 12px;
  grid-template-columns: repeat(auto-fill, minmax(238px, 1fr));
}

.tool-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 16px 16px 14px;
  display: flex; flex-direction: column; gap: 6px;
  color: inherit;
  transition: border-color .15s, transform .15s, box-shadow .15s;
}
.tool-card:hover {
  text-decoration: none;
  border-color: var(--turquoise);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}
.tool-card .ico {
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--turquoise-l); color: var(--turquoise-d);
  display: grid; place-items: center; margin-bottom: 4px;
}
.tool-card .ico svg { width: 18px; height: 18px; }
.tool-card h3 { margin: 0; font-size: 1rem; font-weight: 700; }
.tool-card p { margin: 0; color: var(--slate); font-size: .87rem; line-height: 1.6; }
.tool-card .note {
  margin-top: 4px; font-size: .74rem; color: var(--saffron); font-weight: 600;
}

/* ---------------- صفحهٔ ابزار ---------------- */
.tool-head { padding: 30px 0 18px; }
.crumb { font-size: .85rem; color: var(--slate); margin-bottom: 8px; }
.tool-head h1 { margin: 0 0 6px; font-size: 1.6rem; font-weight: 800; letter-spacing: -.4px; }
.tool-head p { margin: 0; color: var(--slate); }

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 22px;
  box-shadow: var(--shadow-1);
}

/* ناحیهٔ رها کردن فایل */
.drop {
  border: 2px dashed var(--line);
  border-radius: var(--r);
  padding: 34px 20px;
  text-align: center;
  background: #FAFCFB;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.drop:hover, .drop.over { border-color: var(--turquoise); background: var(--turquoise-l); }
.drop.over { border-style: solid; }
.drop .big { font-weight: 700; font-size: 1.03rem; display: block; margin-bottom: 4px; }
.drop .small { color: var(--slate); font-size: .85rem; }
.drop input[type=file] { display: none; }

.filelist { margin-top: 14px; display: flex; flex-direction: column; gap: 7px; }
.fileitem {
  display: flex; align-items: center; gap: 10px;
  background: var(--paper); border-radius: var(--r-sm);
  padding: 8px 11px; font-size: .89rem;
}
.fileitem .nm { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fileitem .sz { color: var(--slate); font-size: .8rem; }
.fileitem button {
  background: none; border: 0; color: var(--slate);
  cursor: pointer; font-size: 1.1rem; line-height: 1; padding: 2px 5px;
  border-radius: 4px;
}
.fileitem button:hover { background: var(--danger-l); color: var(--danger); }

/* گزینه‌ها */
.opts { margin-top: 18px; display: grid; gap: 15px; }
.field label.lbl { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 5px; }
.field .hint { color: var(--slate); font-size: .8rem; margin-top: 4px; }
input[type=text], input[type=number], input[type=email], input[type=password],
select, textarea {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  font-family: inherit; font-size: .95rem; background: var(--surface);
  color: var(--ink);
}
textarea { min-height: 92px; resize: vertical; line-height: 1.7; }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--turquoise);
  box-shadow: 0 0 0 3px rgba(14,140,147,.13);
}
input[type=range] { width: 100%; accent-color: var(--turquoise); }
.range-row { display: flex; align-items: center; gap: 12px; }
.range-row output {
  font-family: var(--mono); font-size: .9rem; font-weight: 600;
  min-width: 34px; text-align: center;
  background: var(--paper); border-radius: var(--r-sm); padding: 2px 7px;
}
.check { display: flex; align-items: center; gap: 8px; font-size: .92rem; cursor: pointer; }
.check input { accent-color: var(--turquoise); width: 17px; height: 17px; }

/* دکمه‌ها */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border: 0; border-radius: var(--r-sm);
  background: var(--turquoise); color: #fff;
  font-family: inherit; font-size: 1rem; font-weight: 700;
  cursor: pointer; transition: background .15s;
}
.btn:hover:not(:disabled) { background: var(--turquoise-d); text-decoration: none; }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.block { width: 100%; }
.btn.ghost { background: var(--paper); color: var(--ink); }
.btn.ghost:hover:not(:disabled) { background: var(--line); }
.btn.dark { background: var(--ink); }
.btn.dark:hover:not(:disabled) { background: var(--ink-soft); }
.btn-row { margin-top: 18px; display: flex; gap: 10px; flex-wrap: wrap; }

.spinner {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.35); border-top-color: #fff;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------- نتیجه ---------------- */
.result { margin-top: 18px; }
.result-head {
  display: flex; align-items: center; gap: 9px;
  font-weight: 700; margin-bottom: 12px; color: var(--ok);
}

/* عنصر امضا: نوار سنجش قبل → بعد */
.measure {
  background: var(--ink); color: #fff;
  border-radius: var(--r); padding: 16px 18px; margin-bottom: 14px;
}
.measure-row {
  display: flex; align-items: baseline; gap: 10px;
  font-family: var(--mono); direction: ltr; justify-content: center;
  font-size: 1.02rem; letter-spacing: -.2px;
}
.measure-row .from { opacity: .55; text-decoration: line-through; }
.measure-row .arrow { opacity: .5; }
.measure-row .to { color: #6FD3C6; font-weight: 600; font-size: 1.2rem; }
.measure-bar {
  height: 5px; border-radius: 3px; background: rgba(255,255,255,.14);
  margin-top: 12px; overflow: hidden;
}
.measure-bar i {
  display: block; height: 100%; background: #6FD3C6; border-radius: 3px;
  width: 0; transition: width .8s cubic-bezier(.2,.7,.3,1);
}
.measure-cap {
  text-align: center; font-size: .84rem; opacity: .72; margin-top: 9px;
}

.stats { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.stat {
  background: var(--paper); border-radius: var(--r-sm);
  padding: 5px 11px; font-size: .84rem;
}
.stat b { font-family: var(--mono); direction: ltr; unicode-bidi: isolate; }

.dl-list { display: flex; flex-direction: column; gap: 8px; }
.dl {
  display: flex; align-items: center; gap: 11px;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  padding: 11px 13px; background: var(--surface);
}
.dl:hover { border-color: var(--turquoise); text-decoration: none; }
.dl .nm { flex: 1; font-weight: 600; font-size: .93rem;
          overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dl .sz { color: var(--slate); font-size: .82rem; font-family: var(--mono); }
.dl .go { color: var(--turquoise-d); font-weight: 700; font-size: .88rem; }

.outtext {
  width: 100%; min-height: 240px; font-size: .92rem; line-height: 1.9;
  font-family: var(--font);
}
.preview-img {
  max-width: 260px; border-radius: var(--r); border: 1px solid var(--line);
  display: block; margin: 0 auto 12px; background: #fff;
}

.msg {
  padding: 12px 15px; border-radius: var(--r-sm);
  font-size: .92rem; margin-top: 14px;
  display: flex; gap: 9px; align-items: flex-start;
}
.msg.err { background: var(--danger-l); color: var(--danger); }
.msg.warn { background: var(--saffron-l); color: var(--saffron); }
.msg.info { background: var(--turquoise-l); color: var(--turquoise-d); }
.msg a { color: inherit; font-weight: 700; text-decoration: underline; }
.expiry { color: var(--slate); font-size: .82rem; margin-top: 10px; text-align: center; }

/* ---------------- تبدیل تاریخ ---------------- */
.date-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.cal-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r); padding: 18px; text-align: center;
  transition: border-color .15s;
}
.cal-card.active { border-color: var(--turquoise); box-shadow: var(--shadow-1); }
.cal-card .cal-name {
  font-size: .78rem; font-weight: 700; color: var(--slate);
  letter-spacing: .4px; margin-bottom: 8px;
}
.cal-card .cal-long { font-size: 1.28rem; font-weight: 800; margin-bottom: 3px; }
.cal-card .cal-short {
  font-family: var(--mono); direction: ltr; color: var(--slate); font-size: .9rem;
}
.date-inputs { display: flex; gap: 8px; }
.date-inputs > div { flex: 1; }
.date-inputs .yr { flex: 1.3; }

/* ---------------- قیمت ---------------- */
.price-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.price-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 22px; position: relative;
}
.price-card.best { border-color: var(--saffron); border-width: 2px; }
.price-card .tag {
  position: absolute; top: -11px; inset-inline-start: 20px;
  background: var(--saffron); color: #fff; font-size: .74rem; font-weight: 700;
  padding: 3px 10px; border-radius: 100px;
}
.price-card h3 { margin: 0 0 6px; font-size: 1.05rem; }
.price-card .amount {
  font-family: var(--mono); font-size: 1.75rem; font-weight: 700;
  direction: ltr; display: inline-block; letter-spacing: -1px;
}
.price-card .per { color: var(--slate); font-size: .85rem; margin-bottom: 14px; }

.cmp { width: 100%; border-collapse: collapse; margin-top: 22px; font-size: .92rem; }
.cmp th, .cmp td { padding: 11px 14px; border-bottom: 1px solid var(--line); text-align: start; }
.cmp thead th { background: var(--surface); font-weight: 700; }
.cmp td:not(:first-child) { font-family: var(--mono); direction: ltr; }
.cmp tbody tr:hover { background: var(--surface); }

/* ---------------- فرم‌های حساب ---------------- */
.auth-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: 28px; box-shadow: var(--shadow-1);
}
.auth-card h1 { margin: 0 0 4px; font-size: 1.4rem; }
.auth-card .sub { color: var(--slate); font-size: .92rem; margin: 0 0 20px; }
.auth-card .field { margin-bottom: 14px; }
.auth-foot { text-align: center; margin-top: 16px; font-size: .9rem; color: var(--slate); }

.kv { display: grid; gap: 10px; }
.kv-row {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid var(--line); font-size: .94rem;
}
.kv-row:last-child { border-bottom: 0; }
.kv-row .k { color: var(--slate); }
.kv-row .v { font-weight: 600; }

/* ---------------- پابرگ ---------------- */
.site-foot {
  margin-top: 56px; padding: 26px 0;
  border-top: 1px solid var(--line); background: var(--surface);
  color: var(--slate); font-size: .88rem;
}
.foot-in { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.foot-in nav { margin-inline-start: auto; display: flex; gap: 16px; }

/* ---------------- موبایل ---------------- */
@media (max-width: 640px) {
  .head-nav a { padding: 6px 9px; font-size: .87rem; }
  .head-nav .hide-sm { display: none; }
  .intro { padding: 30px 0 18px; }
  .panel { padding: 17px; }
  .today-cell { flex-basis: 100%; border-inline-start: 0; border-top: 1px solid var(--line); }
  .today-cell:first-child { border-top: 0; }
  .grid { grid-template-columns: 1fr; }
  .measure-row { font-size: .92rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}