/* ─── Reset & Base ─────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --green:#2ECC71;--green-dark:#27AE60;--green-pale:#E8FAF1;
  --ink:#0D1117;--ink-2:#3A3F4A;--ink-3:#6B7280;
  --bg:#FFFFFF;--bg-2:#F6F8FA;--border:#E5E9EF;
  --shadow-sm:0 1px 3px rgba(13,17,23,.06),0 1px 2px rgba(13,17,23,.04);
  --shadow-md:0 4px 16px rgba(13,17,23,.08),0 1px 4px rgba(13,17,23,.04);
  --shadow-lg:0 16px 48px rgba(13,17,23,.10),0 4px 12px rgba(13,17,23,.06);
  --radius:12px;--radius-lg:20px;
  --ff-head:'Outfit',sans-serif;--ff-body:'DM Sans',sans-serif;
  --t:.18s cubic-bezier(.4,0,.2,1);
}
html{scroll-behavior:smooth}
body{font-family:var(--ff-body);font-size:16px;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button{cursor:pointer;border:none;background:none;font-family:var(--ff-body)}
input,select{font-family:var(--ff-body)}

/* ─── Layout ───────────────────────────────────────────────── */
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.section{padding:80px 0}
.section--alt{background:var(--bg-2)}

/* ─── Header ───────────────────────────────────────────────── */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--ff-head);font-weight:800;font-size:17px;letter-spacing:-.3px;color:var(--ink)}
.logo__mark{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}
.logo__mark svg{width:36px;height:36px}
.logo span{color:var(--green)}
.header__nav{display:flex;align-items:center;gap:4px}
.header__nav a{padding:6px 12px;border-radius:8px;font-size:14px;font-weight:500;color:var(--ink-2);transition:background var(--t),color var(--t)}
.header__nav a:hover,.header__nav a.active{background:var(--green-pale);color:var(--green-dark)}
.header__right{display:flex;align-items:center;gap:12px}

/* Lang switcher */
.lang-sw{position:relative}
.lang-sw__btn{display:flex;align-items:center;gap:6px;padding:6px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;font-weight:500;color:var(--ink-2);transition:border-color var(--t),box-shadow var(--t)}
.lang-sw__btn:hover,.lang-sw.open .lang-sw__btn{border-color:var(--green);box-shadow:0 0 0 3px rgba(46,204,113,.12)}
.lang-sw__btn svg{width:14px;height:14px;transition:transform var(--t);stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.lang-sw.open .lang-sw__btn svg.chevron{transform:rotate(180deg)}
.lang-sw__drop{position:absolute;right:0;top:calc(100% + 8px);background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);min-width:280px;padding:6px;display:grid;grid-template-columns:1fr 1fr;gap:2px;opacity:0;pointer-events:none;transform:translateY(-6px);transition:opacity var(--t),transform var(--t)}
.lang-sw.open .lang-sw__drop{opacity:1;pointer-events:all;transform:none}
.lang-sw__drop a{display:block;padding:8px 12px;border-radius:8px;font-size:13px;font-weight:500;color:var(--ink-2);transition:background var(--t),color var(--t)}
.lang-sw__drop a:hover{background:var(--green-pale);color:var(--green-dark)}
.lang-sw__drop a.active{color:var(--green-dark);font-weight:700}

/* ─── Hero ─────────────────────────────────────────────────── */
.hero{padding:72px 0 56px;background:linear-gradient(160deg,#FAFFFC 0%,#F0FBF4 50%,#F6F8FA 100%);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,rgba(46,204,113,.12) 1px,transparent 0);background-size:28px 28px;pointer-events:none}
.hero__inner{position:relative;z-index:1;text-align:center}
.hero__badge{display:inline-flex;align-items:center;gap:6px;background:var(--green-pale);border:1px solid rgba(46,204,113,.3);color:var(--green-dark);padding:5px 14px;border-radius:99px;font-size:13px;font-weight:600;margin-bottom:24px;letter-spacing:.2px}
.hero__badge::before{content:'';width:7px;height:7px;background:var(--green);border-radius:50%;animation:pulse 2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}
.hero h1{font-family:var(--ff-head);font-weight:800;font-size:clamp(36px,6vw,62px);line-height:1.1;letter-spacing:-1.5px;color:var(--ink);margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--green);position:relative}
.hero h1 em::after{content:'';position:absolute;bottom:2px;left:0;right:0;height:3px;background:var(--green);border-radius:2px;opacity:.3}
.hero__sub{font-size:clamp(16px,2vw,19px);color:var(--ink-2);max-width:560px;margin:0 auto 40px}
.hero__stats{display:flex;align-items:center;justify-content:center;gap:40px;flex-wrap:wrap}
.hero__stat{text-align:center}
.hero__stat-num{font-family:var(--ff-head);font-weight:800;font-size:28px;color:var(--ink);letter-spacing:-1px;line-height:1}
.hero__stat-num span{color:var(--green)}
.hero__stat-lbl{font-size:13px;color:var(--ink-3);margin-top:2px}
.hero__divider{width:1px;height:40px;background:var(--border)}

/* Hero small (sub-pages) */
.hero--small{padding:40px 0 32px}
.hero--small .hero__inner{text-align:left}
.hero--small h1{font-size:clamp(28px,4vw,44px);margin-bottom:12px}
.hero--small .hero__sub{margin:0;text-align:left}

/* ─── Calculator Card ──────────────────────────────────────── */
.calc-section{padding:0 0 80px}
.calc-card{margin-top:-8px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}
.calc-card--flat{margin-top:0;border-radius:var(--radius)}

/* Stacked calculators (home page) */
.calcs-hub{padding:48px 0 80px}
.calc-anchors{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:52px}
.calc-anchor{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;background:var(--bg);border:1.5px solid var(--border);border-radius:10px;font-family:var(--ff-head);font-size:14px;font-weight:600;color:var(--ink-2);transition:border-color var(--t),color var(--t),background var(--t),box-shadow var(--t)}
.calc-anchor:hover{border-color:var(--green);color:var(--green-dark);background:var(--green-pale);box-shadow:var(--shadow-sm)}
.calc-block{scroll-margin-top:80px;margin-bottom:56px}
.calc-block:last-child{margin-bottom:0}
.calc-block__title{font-family:var(--ff-head);font-size:clamp(22px,3vw,30px);font-weight:800;color:var(--ink);letter-spacing:-.5px;margin-bottom:20px}

/* Tabs (used on single-page sub-pages) */
.calc-tabs{display:flex;border-bottom:1px solid var(--border);overflow-x:auto;scrollbar-width:none;background:var(--bg-2)}
.calc-tabs::-webkit-scrollbar{display:none}
.calc-tab{flex-shrink:0;padding:16px 24px;font-family:var(--ff-head);font-weight:600;font-size:15px;color:var(--ink-3);border-bottom:2px solid transparent;transition:color var(--t),border-color var(--t),background var(--t);white-space:nowrap;margin-bottom:-1px}
.calc-tab:hover{color:var(--ink-2);background:var(--bg)}
.calc-tab.active{color:var(--green-dark);border-color:var(--green);background:var(--bg)}
.calc-panel{display:none;padding:32px}
.calc-panel.active{display:block}

/* Form */
.calc-grid{display:grid;gap:20px}
.calc-grid-2{grid-template-columns:1fr 1fr}
.calc-grid-3{grid-template-columns:1fr 1fr 1fr}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:13px;font-weight:600;color:var(--ink-2);letter-spacing:.2px;text-transform:uppercase}
.field input,.field select{width:100%;padding:12px 16px;border:1.5px solid var(--border);border-radius:10px;font-size:16px;color:var(--ink);background:var(--bg);transition:border-color var(--t),box-shadow var(--t);appearance:none;-webkit-appearance:none}
.field input:focus,.field select:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px rgba(46,204,113,.15)}
.field input::placeholder{color:var(--ink-3)}
.select-wrap{position:relative}
.select-wrap::after{content:'';position:absolute;right:14px;top:50%;transform:translateY(-50%);width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid var(--ink-3);pointer-events:none}
.select-wrap select{padding-right:40px}

/* Parlay */
.parlay-rows{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}
.parlay-row{display:flex;align-items:center;gap:10px}
.parlay-row .field{flex:1;margin:0;gap:0}
.parlay-row input{padding:10px 14px;font-size:15px}
.parlay-row__num{width:28px;height:28px;border-radius:50%;background:var(--bg-2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:var(--ink-3);flex-shrink:0}
.btn-add-leg{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border:1.5px dashed var(--border);border-radius:8px;font-size:13px;font-weight:600;color:var(--ink-3);transition:border-color var(--t),color var(--t),background var(--t);margin-bottom:8px}
.btn-add-leg:hover{border-color:var(--green);color:var(--green-dark);background:var(--green-pale)}

/* CTA */
.btn-calc{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:15px 24px;margin-top:24px;background:var(--green);color:#fff;border-radius:12px;font-family:var(--ff-head);font-size:17px;font-weight:700;letter-spacing:-.2px;transition:background var(--t),transform var(--t),box-shadow var(--t);box-shadow:0 4px 14px rgba(46,204,113,.35)}
.btn-calc:hover{background:var(--green-dark);box-shadow:0 6px 20px rgba(46,204,113,.4)}
.btn-calc svg{width:18px;height:18px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* Example / clear links */
.calc-actions{display:flex;gap:20px;margin-bottom:4px;margin-top:16px}
.calc-link{font-size:13px;font-weight:500;color:var(--ink-3);border-bottom:1px dashed currentColor;line-height:1.2;transition:color var(--t)}
.calc-link:hover{color:var(--green-dark)}

/* Inline calc error */
.calc-error{margin:0 0 8px;font-size:13px;color:#e74c3c;font-weight:500;display:none}
.calc-error.visible{display:block}

/* Results */
.results{margin-top:24px;border:1.5px solid var(--green);border-radius:var(--radius);background:var(--green-pale);padding:24px;display:none}
.results.visible{display:block;animation:fadeUp .25s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.results__title{font-family:var(--ff-head);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--green-dark);margin-bottom:16px}
.results__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:16px}
.result-item__label{font-size:12px;font-weight:600;color:var(--ink-3);text-transform:uppercase;letter-spacing:.3px;margin-bottom:4px}
.result-item__value{font-family:var(--ff-head);font-size:24px;font-weight:800;color:var(--ink);letter-spacing:-1px;line-height:1}
.result-item__value.hl{color:var(--green-dark)}

/* ─── How it works ─────────────────────────────────────────── */
.section-header{text-align:center;margin-bottom:56px}
.section-header h2{font-family:var(--ff-head);font-size:clamp(28px,4vw,40px);font-weight:800;letter-spacing:-1px;color:var(--ink);margin-bottom:12px}
.section-header p{font-size:17px;color:var(--ink-3);max-width:480px;margin:0 auto}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;transition:box-shadow var(--t),transform var(--t)}
.step:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.step__num{width:44px;height:44px;border-radius:12px;background:var(--green-pale);display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-family:var(--ff-head);font-size:20px;font-weight:800;color:var(--green-dark)}
.step h3{font-family:var(--ff-head);font-size:18px;font-weight:700;letter-spacing:-.3px;margin-bottom:10px;color:var(--ink)}
.step p{font-size:15px;color:var(--ink-3);line-height:1.55}

/* ─── FAQ ──────────────────────────────────────────────────── */
.faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg)}
.faq-q{padding:20px 24px 12px;font-family:var(--ff-head);font-size:16px;font-weight:600;color:var(--ink);letter-spacing:-.2px}
.faq-a{padding:0 24px 20px;font-size:15px;color:var(--ink-2);line-height:1.65;border-top:1px solid var(--border);padding-top:14px}

/* ─── Content body (rendered markdown) ────────────────────── */
.content-body{max-width:760px;margin:0 auto}
.content-body h2{font-family:var(--ff-head);font-size:24px;font-weight:700;color:var(--ink);margin:40px 0 16px;letter-spacing:-.5px}
.content-body h3{font-family:var(--ff-head);font-size:18px;font-weight:600;color:var(--ink);margin:28px 0 10px}
.content-body p{font-size:16px;color:var(--ink-2);line-height:1.7;margin-bottom:16px}
.content-body ul,.content-body ol{padding-left:24px;margin-bottom:16px}
.content-body li{font-size:16px;color:var(--ink-2);line-height:1.7;margin-bottom:6px}
.content-body code{background:var(--bg-2);border:1px solid var(--border);border-radius:6px;padding:2px 6px;font-size:14px;font-family:monospace}
.content-body strong{color:var(--ink);font-weight:600}

/* ─── Related calculators ──────────────────────────────────── */
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;max-width:760px;margin:0 auto}
.related-card{display:block;padding:20px 24px;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);transition:box-shadow var(--t),transform var(--t),border-color var(--t)}
.related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--green)}
.related-card__icon{font-size:24px;margin-bottom:10px}
.related-card__title{font-family:var(--ff-head);font-size:15px;font-weight:700;color:var(--ink);margin-bottom:4px}
.related-card__desc{font-size:13px;color:var(--ink-3)}

/* ─── Footer ───────────────────────────────────────────────── */
.footer{background:var(--ink);color:rgba(255,255,255,.55);padding:48px 0 32px}
.footer__inner{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;margin-bottom:0}
.footer__brand .logo{color:#fff;margin-bottom:12px}
.footer__brand p{font-size:14px;line-height:1.6;max-width:220px}
.footer__col h4{font-family:var(--ff-head);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:rgba(255,255,255,.9);margin-bottom:16px}
.footer__col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.footer__col a{font-size:14px;color:rgba(255,255,255,.55);transition:color var(--t)}
.footer__col a:hover{color:var(--green)}
.footer__langs-row{display:flex;flex-wrap:wrap;align-items:center;gap:4px 0;padding:20px 0;border-top:1px solid rgba(255,255,255,.08);margin-top:32px}
.footer__langs-row a{font-size:13px;color:rgba(255,255,255,.45);transition:color var(--t);padding:3px 12px;border-right:1px solid rgba(255,255,255,.1);line-height:1;white-space:nowrap}
.footer__langs-row a:last-child{border-right:none}
.footer__langs-row a:hover,.footer__langs-row a.active{color:var(--green)}
.footer__bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:13px}
.footer__bottom a{color:rgba(255,255,255,.45);transition:color var(--t)}
.footer__bottom a:hover{color:var(--green)}
.footer__links{display:flex;gap:20px}

/* ─── Formats bar ──────────────────────────────────────────── */
.formats-bar{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.format-chip{cursor:pointer;padding:6px 14px;border-radius:99px;background:var(--bg-2);border:1px solid var(--border);font-size:12px;font-weight:600;color:var(--ink-3);transition:background var(--t),border-color var(--t),color var(--t)}
.format-chip:hover{border-color:rgba(46,204,113,.4);color:var(--green-dark)}
.format-chip.active{background:var(--green-pale);border-color:rgba(46,204,113,.4);color:var(--green-dark)}

/* ─── RTL (Arabic) ─────────────────────────────────────────── */
[dir=rtl] .hero--small .hero__inner{text-align:right}
[dir=rtl] .hero--small .hero__sub{text-align:right}
[dir=rtl] .lang-sw__drop{right:auto;left:0}
[dir=rtl] .footer__inner{direction:rtl}

/* ─── Responsive ───────────────────────────────────────────── */
@media(max-width:900px){
  .footer__inner{grid-template-columns:1fr 1fr;gap:28px}
  .header__nav{display:none}
}
@media(max-width:640px){
  .calc-grid-2,.calc-grid-3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero{padding:48px 0 40px}
  .hero__divider{display:none}
  .section{padding:56px 0}
}
@media(max-width:480px){
  .calc-panel{padding:20px 16px}
  .footer__inner{grid-template-columns:1fr}
  .footer__links{flex-wrap:wrap;gap:12px}
  .calcs-hub{padding:32px 0 56px}
  .calc-block{margin-bottom:40px}
}