/* Tachles Tools — calm, precise, Hebrew-first.
   Layout: a product-first hero (text beside a live spreadsheet window), then quiet bands.
   Logical properties throughout so the same rules serve Hebrew (RTL) and English (LTR). */
:root {
  --bg: #FFFFFF;
  --surface: #F4F6FA;
  --line: #DCE2EB;
  --ink: #13203A;
  --muted: #56627A;
  --accent: #1F5FBF;
  --accent-hover: #174C9C;
  --accent-soft: #E8F0FC;
  --cell: #FFF3C4;
  --ok: #1E7A4F;
  --font: "IBM Plex Sans Hebrew", "Segoe UI", Arial, sans-serif;
  --mono: "IBM Plex Mono", Consolas, "Courier New", monospace;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(19, 32, 58, .06), 0 12px 32px rgba(19, 32, 58, .10);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font); font-size: 17px; line-height: 1.65;
  font-variant-numeric: tabular-nums;
}
img, svg { max-width: 100%; }
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-hover); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.wrap { max-width: 1140px; margin-inline: auto; padding-inline: 24px; }
@media (max-width: 520px) { .wrap { padding-inline: 16px; } }

/* ---------- Header ---------- */
.site-head { border-bottom: 1px solid var(--line); background: var(--bg); }
.site-head .wrap { display: flex; align-items: center; gap: 28px; min-height: 72px; flex-wrap: wrap; padding-block: 12px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 700; font-size: 19px; }
.brand svg { width: 30px; height: 30px; flex: none; }
.brand small { font-weight: 400; color: var(--muted); font-size: 15px; }
.site-nav { display: flex; gap: 24px; flex-wrap: wrap; margin-inline-start: auto; align-items: center; font-size: 15px; }
.site-nav a { color: var(--muted); text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }
.site-nav a[aria-current="page"] { font-weight: 600; }
.lang { border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; color: var(--ink) !important; }
.lang:hover { border-color: var(--accent); }

/* ---------- Type ---------- */
h1, h2, h3 { margin: 0; line-height: 1.2; text-wrap: balance; color: var(--ink); }
h1 { font-size: clamp(34px, 4.6vw, 52px); font-weight: 700; }
h2 { font-size: clamp(26px, 3vw, 34px); font-weight: 700; }
h3 { font-size: 19px; font-weight: 600; }
p { margin: 0; }
.lead { font-size: 20px; color: var(--muted); max-width: 54ch; }
.kicker { color: var(--accent); font-weight: 600; font-size: 15px; }
code, .code {
  font-family: var(--mono); font-size: .88em; background: var(--surface);
  border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px;
  direction: ltr; unicode-bidi: isolate; white-space: nowrap;
}

/* ---------- Buttons ---------- */
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px;
  padding-inline: 22px; border-radius: 8px; font-weight: 600; font-size: 16px;
  text-decoration: none; border: 1px solid transparent; transition: background-color .15s, border-color .15s;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); color: #fff; }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--bg); }
.btn-ghost:hover { border-color: var(--accent); color: var(--ink); }
.note { font-size: 14px; color: var(--muted); }

/* ---------- Hero ---------- */
.hero { padding-block: 72px 80px; }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 56px; align-items: center; }
.hero-text { display: grid; gap: 22px; }
@media (max-width: 920px) { .hero .wrap { grid-template-columns: minmax(0, 1fr); gap: 44px; } .hero { padding-block: 48px 56px; } }

/* ---------- Spreadsheet window ---------- */
.window { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; min-width: 0; }
.window-bar { display: flex; align-items: center; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--surface); font-size: 14px; color: var(--muted); }
.window-bar .file { font-weight: 600; color: var(--ink); }
.window-bar .live { margin-inline-start: auto; display: inline-flex; align-items: center; gap: 6px; color: var(--ok); font-size: 13px; }
.window-bar .live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--ok); }
.fx { display: flex; align-items: center; gap: 12px; padding: 8px 14px; border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 14px; direction: ltr; }
.fx .cellref { color: var(--muted); min-width: 32px; }
.fx .sep { width: 1px; align-self: stretch; background: var(--line); }
.fx output { color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.grid-scroll { overflow-x: auto; }
table.grid { border-collapse: collapse; width: 100%; min-width: 520px; font-size: 15px; }
.grid th, .grid td { border: 1px solid var(--line); padding: 0; height: 42px; }
.grid thead th { background: var(--surface); color: var(--muted); font-weight: 500; font-size: 12px; height: 26px; }
.grid tbody th { background: var(--surface); color: var(--muted); font-weight: 500; font-size: 12px; width: 40px; text-align: center; }
.grid tr > :first-child { border-inline-start: 0; }
.grid tr > :last-child { border-inline-end: 0; }
.grid tbody tr:last-child > * { border-bottom: 0; }
.grid .hdr td { font-weight: 600; font-size: 14px; background: var(--bg); }
.grid .hdr td span { display: block; padding: 8px 12px; }
.grid button {
  all: unset; box-sizing: border-box; display: block; width: 100%; height: 100%; min-height: 42px;
  padding: 9px 12px; cursor: pointer; font-family: var(--font); color: var(--ink);
}
.grid button.he { direction: rtl; text-align: right; }
.grid button.en { direction: ltr; text-align: left; }
.grid button[aria-pressed="true"] { background: var(--cell); box-shadow: inset 0 0 0 2px var(--accent); }
.grid button:focus-visible { box-shadow: inset 0 0 0 3px var(--accent); }
.window-foot { padding: 10px 14px; font-size: 13px; color: var(--muted); border-top: 1px solid var(--line); background: var(--surface); }

/* ---------- Bands ---------- */
.band { padding-block: 80px; }
.band-alt { background: var(--surface); border-block: 1px solid var(--line); }
.band-head { display: grid; gap: 12px; margin-block-end: 44px; max-width: 64ch; }
@media (max-width: 720px) { .band { padding-block: 56px; } }

/* Trust facts */
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.fact { display: grid; gap: 10px; align-content: start; }
.fact svg { width: 28px; height: 28px; color: var(--accent); }
.fact .figure { font-size: 30px; font-weight: 700; color: var(--ink); line-height: 1.1; }
.fact p { color: var(--muted); }
@media (max-width: 820px) { .facts { grid-template-columns: minmax(0, 1fr); gap: 32px; } }

/* Steps (a real sequence) */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; counter-reset: step; list-style: none; padding: 0; margin: 0; }
.steps li { display: grid; gap: 10px; align-content: start; padding-block-start: 20px; border-block-start: 2px solid var(--ink); }
.steps li::before { counter-increment: step; content: counter(step); font-weight: 700; color: var(--accent); font-size: 15px; }
.steps p { color: var(--muted); }
.steps.plain li::before { content: none; }
.steps.plain li { padding-block-start: 16px; border-block-start-width: 1px; border-block-start-color: var(--line); }
@media (max-width: 820px) { .steps { grid-template-columns: minmax(0, 1fr); } }

/* Product feature on home */
.product { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px; align-items: center; background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 36px; }
.product-text { display: grid; gap: 12px; }
.badge { display: inline-block; justify-self: start; font-size: 13px; font-weight: 600; color: var(--accent); background: var(--accent-soft); border-radius: 999px; padding: 3px 12px; }
@media (max-width: 720px) { .product { grid-template-columns: minmax(0, 1fr); padding: 24px; } }

/* Function reference */
.fns { display: grid; gap: 0; border-block-start: 1px solid var(--line); }
.fn { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: 32px; padding-block: 28px; border-block-end: 1px solid var(--line); }
.fn h3 { font-family: var(--mono); font-size: 17px; direction: ltr; unicode-bidi: isolate; text-align: start; }
.fn .what { display: grid; gap: 10px; }
.fn .what p { color: var(--muted); }
@media (max-width: 720px) { .fn { grid-template-columns: minmax(0, 1fr); gap: 10px; } }

/* Text pages (privacy, terms, support) */
.doc { padding-block: 64px 24px; }
.doc-inner { max-width: 72ch; display: grid; gap: 14px; }
.doc .updated { color: var(--muted); font-size: 15px; }
.doc h2 { font-size: 22px; margin-block-start: 28px; }
.doc h3 { margin-block-start: 18px; }
.doc ul { margin: 0; padding-inline-start: 22px; display: grid; gap: 6px; }
.doc .lead { font-size: 19px; }
.contact-box { display: grid; gap: 6px; padding: 20px 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.contact-box a { font-weight: 600; font-size: 18px; }
.faq { display: grid; gap: 0; border-block-start: 1px solid var(--line); margin-block-start: 8px; }
.faq details { border-block-end: 1px solid var(--line); padding-block: 4px; }
.faq summary { cursor: pointer; font-weight: 600; padding-block: 14px; list-style-position: inside; }
.faq details p { padding-block: 0 16px; color: var(--muted); }

/* ---------- Footer ---------- */
.site-foot { border-top: 1px solid var(--line); padding-block: 40px; font-size: 15px; color: var(--muted); margin-block-start: 40px; }
.site-foot .wrap { display: flex; gap: 24px 48px; flex-wrap: wrap; justify-content: space-between; align-items: flex-start; }
.site-foot nav { display: flex; gap: 22px; flex-wrap: wrap; }
.site-foot a { color: var(--muted); }
.site-foot a:hover { color: var(--ink); }
.foot-brand { display: grid; gap: 4px; }
.foot-brand strong { color: var(--ink); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

.legal-line { display: grid !important; gap: 4px; margin-block-start: 24px; }
.grid button.nowrap { white-space: nowrap; }