/*
  Fara Tools UI
  - Single-page, front-end-only utility directory
  - Stable tool URLs: ?tool=<tool-id>
  - Stable embed URLs: /embed.html?tool=<tool-id>
*/
@font-face{font-family:IRANSansX;src:url('../../font/IRANSansX-Regular.woff2') format('woff2'),url('../../font/IRANSansX-Regular.woff') format('woff');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:IRANSansX;src:url('../../font/IRANSansX-Medium.woff2') format('woff2'),url('../../font/IRANSansX-Medium.woff') format('woff');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:IRANSansX;src:url('../../font/IRANSansX-Bold.woff2') format('woff2'),url('../../font/IRANSansX-Bold.woff') format('woff');font-weight:700 900;font-style:normal;font-display:swap}
:root{
  --bg:#f6f9ff;--bg2:#eef6ff;--card:#fff;--text:#071632;--muted:#60708a;--soft:#edf4ff;--line:#dbe7f6;
  --primary:#2563eb;--primary2:#4f8df7;--danger:#dc2626;--ok:#0f9f6e;--shadow:0 12px 34px rgba(20,48,92,.08);
  --radius:22px;--radius-sm:14px;--max:1480px;--font:IRANSansX,Tahoma,Arial,sans-serif;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(135deg,#eef5ff 0,#f9fbff 35%,#f7fbff 100%);color:var(--text);font-family:var(--font);font-size:15px;line-height:1.8}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.hidden{display:none!important}.site-shell{max-width:var(--max);margin:0 auto;padding:14px 16px 34px}.site-header{position:sticky;top:0;z-index:40;display:grid;grid-template-columns:auto minmax(300px,560px);align-items:center;gap:18px;padding:10px 0 14px;backdrop-filter:blur(12px)}.brand{display:inline-flex;align-items:center;gap:12px;min-width:230px}.brand-mark{width:44px;height:44px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,#1d4ed8,#60a5fa);color:#fff;font-weight:900;font-size:20px;box-shadow:0 10px 26px rgba(37,99,235,.22)}.brand-copy{display:grid;line-height:1.35}.brand-copy strong{font-size:20px;font-weight:900}.brand-copy small{color:var(--muted);font-size:12px}.header-search{position:relative;display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.92);border:1px solid #bed5f4;border-radius:20px;padding:7px 10px;box-shadow:0 6px 18px rgba(37,99,235,.08)}.header-search:focus-within{border-color:#8bb8ff;box-shadow:0 0 0 4px rgba(37,99,235,.10)}.search-icon{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:#edf5ff;color:var(--primary);font-weight:900}.header-search input{width:100%;border:0;outline:0;background:transparent;color:var(--text);font-size:14px}.search-clear{border:0;background:#eef4ff;color:#315b99;width:30px;height:30px;border-radius:50%;font-weight:900}.search-suggest{position:absolute;inset-inline:0;top:calc(100% + 8px);z-index:70;max-height:min(470px,70vh);overflow:auto;background:rgba(255,255,255,.98);border:1px solid #cfe0f5;border-radius:20px;box-shadow:0 24px 60px rgba(22,47,85,.16);padding:8px}.suggest-item{display:grid;grid-template-columns:42px 1fr auto;gap:10px;align-items:center;width:100%;border:0;background:transparent;text-align:right;padding:10px;border-radius:15px;color:var(--text)}.suggest-item:hover,.suggest-item.active{background:#eff6ff}.suggest-icon{width:38px;height:38px;border-radius:13px;background:#eef4ff;display:grid;place-items:center;font-size:18px}.suggest-title{font-weight:800;font-size:14px;white-space:normal;word-break:normal}.suggest-desc{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:2px}.suggest-cat{font-size:11px;color:#2563eb;background:#edf5ff;border-radius:999px;padding:3px 9px;white-space:nowrap}.view{animation:fade .18s ease}@keyframes fade{from{opacity:.6;transform:translateY(4px)}to{opacity:1;transform:none}}.hero-section{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;background:rgba(255,255,255,.72);border:1px solid #dce9f7;border-radius:28px;padding:24px;box-shadow:var(--shadow);margin:4px 0 22px}.hero-copy h1{font-size:clamp(30px,4vw,58px);line-height:1.25;margin:0 0 10px;font-weight:950}.hero-copy p{margin:0;color:var(--muted);font-size:16px}.all-tools-link{display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,#1d4ed8,#3b82f6);color:#fff;border-radius:22px;padding:16px 18px;min-width:220px;box-shadow:0 16px 34px rgba(37,99,235,.24)}.all-tools-icon{width:44px;height:44px;background:rgba(255,255,255,.16);display:grid;place-items:center;border-radius:16px;font-size:22px}.all-tools-link strong{display:block;font-size:15px}.all-tools-link small{display:block;font-size:12px;opacity:.85;margin-top:2px}.section-heading{display:flex;align-items:center;justify-content:space-between;margin:16px 0 12px}.section-heading h2,.page-head h1,.tool-title-card h1,.panel-head h2{margin:0;font-weight:900}.section-heading span,.meta-pill{color:#406080;background:#edf5ff;border:1px solid #d8e8fb;padding:5px 10px;border-radius:999px;font-size:12px}.category-grid,.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(205px,1fr));gap:14px}.category-card,.tool-card{background:rgba(255,255,255,.86);border:1px solid #dde9f7;border-radius:22px;padding:16px;box-shadow:0 8px 22px rgba(30,64,113,.06);transition:.16s ease;min-height:132px;display:flex;flex-direction:column;justify-content:space-between}.category-card:hover,.tool-card:hover{transform:translateY(-2px);border-color:#bdd6fb;box-shadow:0 16px 34px rgba(30,64,113,.10)}.card-icon{width:52px;height:52px;border-radius:18px;background:linear-gradient(135deg,#eff6ff,#eaf1ff);display:grid;place-items:center;font-size:25px;margin-bottom:10px}.category-card h3,.tool-card h3{font-size:17px;margin:0;font-weight:900}.category-card p,.tool-card p{margin:6px 0 0;color:var(--muted);font-size:12px;line-height:1.65}.tool-card .card-meta{display:flex;align-items:center;justify-content:space-between;margin-top:12px;color:#2563eb;font-size:12px}.page-head{display:grid;grid-template-columns:auto auto 1fr auto;align-items:center;gap:14px;background:rgba(255,255,255,.78);border:1px solid #dce9f7;border-radius:24px;padding:16px 18px;margin-bottom:16px;box-shadow:var(--shadow)}.compact-head{grid-template-columns:auto 1fr auto}.page-head p{margin:4px 0 0;color:var(--muted)}.back-link{display:inline-flex;align-items:center;justify-content:center;border:1px solid #cfe0f5;background:#fff;color:#254469;border-radius:14px;padding:8px 12px;font-weight:800;white-space:nowrap}.big-icon{width:58px;height:58px;border-radius:20px;background:#eef5ff;display:grid;place-items:center;font-size:28px;box-shadow:inset 0 -2px 0 rgba(0,0,0,.04)}.all-tools-list{display:grid;gap:16px}.tools-group{background:rgba(255,255,255,.82);border:1px solid #dce9f7;border-radius:24px;padding:16px;box-shadow:var(--shadow)}.tools-group-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}.tools-group-head h2{font-size:20px;margin:0}.tools-link-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:8px}.tools-link-list a{display:flex;align-items:center;gap:8px;border:1px solid #e2edf9;background:#fff;border-radius:14px;padding:9px 10px;font-size:13px}.tools-link-list a:hover{border-color:#b7d3ff;background:#f5f9ff}.pagination{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:18px 0}.pagination button,.pagination a{border:1px solid #d4e4f7;background:#fff;border-radius:12px;padding:7px 12px}.pagination .active{background:#2563eb;color:#fff;border-color:#2563eb}.tool-page-grid{display:grid;grid-template-columns:minmax(240px,280px) minmax(0,1fr);gap:16px;align-items:start}.tool-side{position:sticky;top:86px;display:grid;gap:12px}.tool-title-card,.tool-workspace>section,.tool-form{background:rgba(255,255,255,.86);border:1px solid #dce9f7;border-radius:24px;box-shadow:var(--shadow)}.tool-title-card{padding:18px;display:grid;gap:10px}.tool-title-card h1{font-size:clamp(25px,3vw,38px);line-height:1.35}.tool-title-card p{margin:0;color:var(--muted)}.tool-workspace{display:grid;gap:12px;min-width:0}.tool-form{padding:18px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.tool-form.converter-form{display:block}.field{display:grid;gap:8px}.field.wide{grid-column:1/-1}.field label{font-weight:850;color:#111c33}.hint{color:var(--muted);font-size:12px}.input-wrap{position:relative;display:flex;align-items:center;background:#fff;border:1px solid #d7e5f6;border-radius:16px;min-height:54px;overflow:hidden}.input-wrap:focus-within{border-color:#8bb8ff;box-shadow:0 0 0 4px rgba(37,99,235,.09)}input,select,textarea{border:1px solid #d7e5f6;border-radius:16px;background:#fff;color:var(--text);outline:0}.input-wrap input{border:0;width:100%;height:52px;padding:0 14px;background:transparent;font-weight:850;font-size:20px}textarea{min-height:110px;resize:vertical;padding:12px;line-height:1.8}select{height:48px;padding:0 12px;font-weight:700}input::placeholder,textarea::placeholder{color:#9aa9bf;opacity:1}.has-unit input{padding-inline-end:14px}.unit-badge{margin-inline-start:auto;margin-inline-end:8px;background:#edf5ff;color:#316096;border-radius:999px;padding:4px 10px;font-size:12px;white-space:nowrap}.money-wrap:after{content:'تومان';position:absolute;left:12px;top:50%;transform:translateY(-50%);font-size:12px;color:#3c648d;background:#edf5ff;border-radius:999px;padding:3px 8px}.money-wrap.has-unit:after{display:none}.quick-fill{display:flex;flex-wrap:wrap;gap:6px}.quick-chip{border:0;background:#edf5ff;color:#245493;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:750}.quick-chip:hover{background:#dcebff}.date-control{display:grid;grid-template-columns:130px 1fr;gap:8px}.date-combo{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.converter-panel{display:grid;grid-template-columns:1fr auto 1fr;gap:14px;align-items:end}.converter-side{display:grid;gap:8px}.converter-side .input-wrap{min-height:58px}.swap-units{width:52px;height:52px;border-radius:50%;border:1px solid #bfd5f3;background:#f0f6ff;color:#1e4fb3;font-size:24px;font-weight:900;align-self:center}.result-box{padding:16px;background:linear-gradient(135deg,#f7fbff,#fff);border:1px solid #cbdff9;border-radius:24px;box-shadow:var(--shadow)}.result-box.empty{display:none}.result-summary{font-size:clamp(20px,2.5vw,30px);font-weight:950;color:#1d4ed8;line-height:1.5}.result-items{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px;margin-top:12px}.result-item{border:1px solid #d9e7f8;background:#fff;border-radius:16px;padding:9px 12px;display:flex;justify-content:space-between;gap:10px}.result-item span{color:var(--muted);font-size:12px}.result-item strong{font-weight:900}.result-note{margin-top:10px;color:#4f637c;font-size:13px}.result-html{margin-top:12px;overflow:auto}.error-box{color:#b91c1c;background:#fff1f2;border:1px solid #fecdd3;border-radius:16px;padding:12px}.formula-box{padding:16px}.formula-title,.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}.formula-title strong,.panel-head h2{font-size:16px}.formula-content{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;direction:ltr;text-align:left;color:#0f47c6;background:#fff;border:1px solid #d8e6f6;border-radius:14px;padding:12px;overflow:auto;white-space:pre-wrap}.formula-explain,.soft-text{color:#576b83;margin:8px 0 0;font-size:13px}.info-panel{padding:16px}.content-panel p{margin:0}.embed-code{width:100%;min-height:92px;direction:ltr;text-align:left;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px}.copy-embed{border:0;border-radius:12px;background:#2563eb;color:#fff;padding:7px 12px;font-weight:850}.related-grid{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}.shape-svg{display:block;max-width:100%;height:auto;max-height:280px;margin:0 auto;fill:#3b82f6;color:#233b5e}.shape-svg text{font-family:var(--font);font-size:12px;fill:#1f2937}.download-link{display:inline-flex;background:#2563eb;color:#fff;border-radius:14px;padding:10px 14px;font-weight:850}pre{white-space:pre-wrap;word-break:break-word;background:#fff;border:1px solid #d8e6f6;border-radius:14px;padding:12px;direction:ltr;text-align:left}.data-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid #d8e6f6;border-radius:14px;overflow:hidden;background:#fff}.data-table td,.data-table th{border-bottom:1px solid #edf3fb;padding:8px;text-align:right}.data-table tr:last-child td{border-bottom:0}.embed-mode{background:#f8fbff}.embed-shell{max-width:820px;margin:0 auto;padding:14px;display:grid;gap:12px}.embed-head{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid #dce9f7;border-radius:22px;padding:14px;box-shadow:var(--shadow)}.embed-head h1{margin:0;font-size:22px}.embed-head p{margin:2px 0 0;color:var(--muted)}.embed-footer{text-align:center;padding:8px 0 2px}.embed-footer a{display:inline-flex;color:#2563eb;font-weight:850;background:#edf5ff;border-radius:999px;padding:7px 14px}.embed-mode .tool-form{grid-template-columns:repeat(2,minmax(0,1fr));padding:14px}.embed-mode .result-summary{font-size:22px}.embed-mode .formula-box{background:#fff;border:1px solid #dce9f7;border-radius:22px}.embed-mode .shape-svg{max-height:230px}@media (max-width:1080px){.site-header{grid-template-columns:1fr}.header-search{max-width:none}.tool-page-grid{grid-template-columns:1fr}.tool-side{position:static;grid-template-columns:auto 1fr}.tool-title-card{grid-column:1/-1}.page-head{grid-template-columns:auto 1fr auto}.category-head .big-icon{display:none}}@media (max-width:760px){body{font-size:14px}.site-shell{padding:8px}.brand-mark{width:38px;height:38px}.brand-copy strong{font-size:17px}.brand-copy small{display:none}.hero-section{grid-template-columns:1fr;padding:18px;border-radius:22px}.all-tools-link{min-width:0}.category-grid,.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.category-card,.tool-card{padding:13px;min-height:124px}.card-icon{width:46px;height:46px;font-size:22px}.tool-form,.embed-mode .tool-form{grid-template-columns:1fr;padding:13px;border-radius:20px}.converter-panel{grid-template-columns:1fr}.swap-units{justify-self:center;transform:rotate(90deg)}.result-items{grid-template-columns:1fr}.date-control{grid-template-columns:1fr}.page-head{grid-template-columns:1fr;gap:10px}.big-icon{width:50px;height:50px}.suggest-item{grid-template-columns:38px 1fr}.suggest-cat{display:none}.tools-link-list{grid-template-columns:1fr}.tool-side{display:grid}.header-search input{font-size:13px}.embed-shell{padding:8px}.embed-head h1{font-size:19px}}@media (max-width:440px){.category-grid{grid-template-columns:1fr}.hero-copy h1{font-size:28px}.result-summary{font-size:22px}.input-wrap input{font-size:18px}.site-header{gap:8px}.header-search{border-radius:16px}.tool-title-card h1{font-size:25px}}