:root{--g50:#f0faf6;--g100:#cceadb;--g200:#99d5b7;--g400:#2ea87b;--g500:#1d9e75;--g600:#0f7a5a;--g700:#0a5a42;--g800:#073d2d;--n0:#fff;--n50:#f7f9f8;--n100:#eef1ef;--n200:#dde3df;--n400:#94a89d;--n600:#4a6358;--n800:#1a2e24;--n900:#0d1a13;--gold:#b8841e;--gold-bg:#fef8ec;--red:#c0392b;--r-sm:8px;--r-md:14px;--r-lg:20px;--r-xl:28px;--r-2xl:36px;--sh-sm:0 1px 3px rgba(0,0,0,.06);--sh-md:0 4px 16px rgba(0,0,0,.08);--sh-lg:0 12px 40px rgba(0,0,0,.10)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:'Cairo',sans-serif;font-weight:700;border-radius:var(--r-md);cursor:pointer;border:none;transition:all .2s;text-decoration:none;line-height:1}
.btn-sm{font-size:13px;padding:.5rem 1.1rem}
.btn-md{font-size:14px;padding:.65rem 1.5rem}
.btn-lg{font-size:16px;padding:1rem 2.5rem}
.btn-green{background:var(--g500);color:#fff;box-shadow:0 4px 20px rgba(29,158,117,.3)}
.btn-green:hover{background:var(--g600);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--n600);border:1.5px solid var(--n100)}
.page-header{background:linear-gradient(135deg,var(--g800),var(--g600));padding:3.5rem 2rem;text-align:center;position:relative;overflow:hidden}
.ph-bg{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.03) 1px,transparent 1px);background-size:24px 24px}
.ph-inner{position:relative;z-index:2;max-width:700px;margin:0 auto}
.ph-badge{display:inline-flex;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;font-size:.8rem;font-weight:700;padding:5px 16px;border-radius:100px;margin-bottom:1rem}
.ph-title{font-family:'Tajawal',sans-serif;font-weight:900;font-size:clamp(1.8rem,4vw,2.6rem);color:#fff;line-height:1.15;margin-bottom:.75rem}
.ph-sub{font-size:.95rem;color:rgba(255,255,255,.7);line-height:1.7}
.calc-section{max-width:980px;margin:0 auto;padding:3rem 2rem;display:grid;grid-template-columns:1fr 380px;gap:2.5rem;align-items:start}
.calc-inputs{background:var(--n0);border:2px solid var(--n100);border-radius:var(--r-2xl);padding:2rem;box-shadow:var(--sh-md)}
.ci-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:1.1rem;color:var(--n900);margin-bottom.5rem;padding-bottom:.65rem;border-bottom:1px solid var(--n100);margin-bottom:1.25rem}
.ci-groups{display:flex;flex-direction:column;gap:1.5rem}
.ci-group{background:var(--n50);border-radius:var(--r-lg);padding:1.1rem}
.ci-group-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:.85rem;color:var(--n600);margin-bottom:.85rem;text-transform:uppercase;letter-spacing:.04em}
.ci-field{display:flex;flex-direction:column;gap:.3rem;margin-bottom:.65rem}
.ci-field:last-child{margin-bottom:0}
.ci-label{font-size:.83rem;color:var(--n700);font-weight:600;display:flex;align-items:center;gap:.35rem;justify-content:space-between}
.ci-range{width:100%;-webkit-appearance:none;height:6px;border-radius:100px;background:var(--n200);outline:none;cursor:pointer}
.ci-range::-webkit-slider-thumb{-webkit-appearance:none;width:20px;height:20px;border-radius:50%;background:var(--g500);cursor:pointer;box-shadow:0 2px 8px rgba(29,158,117,.3)}
.ci-val{font-family:'Tajawal',sans-serif;font-weight:900;font-size:.88rem;color:var(--g600);min-width:80px;text-align:left;direction:ltr}
.calc-results{position:sticky;top:80px;display:flex;flex-direction:column;gap:1rem}
.results-card{background:var(--n900);border-radius:var(--r-2xl);padding:1.75rem;overflow:hidden;position:relative}
.rc-bg{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(29,158,117,.08),transparent 65%)}
.rc-inner{position:relative;z-index:2}
.rc-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:.88rem;color:rgba(255,255,255,.5);margin-bottom:1rem}
.rc-main-saving{text-align:center;margin-bottom:1.25rem}
.rcms-label{font-size:.78rem;color:rgba(255,255,255,.4);margin-bottom:.2rem}
.rcms-val{font-family:'Tajawal',sans-serif;font-weight:900;font-size:2.2rem;color:var(--g400);line-height:1}
.rcms-period{font-size:.72rem;color:rgba(255,255,255,.3);margin-top:.15rem}
.rc-breakdown{display:flex;flex-direction:column;gap:.4rem}
.rcb-item{display:flex;justify-content:space-between;font-size:.82rem;padding:.3rem 0;border-bottom:1px solid rgba(255,255,255,.06)}
.rcb-item:last-child{border-bottom:none}
.rcbi-label{color:rgba(255,255,255,.5)}
.rcbi-val{font-family:'Tajawal',sans-serif;font-weight:700;color:var(--g400)}
.breakeven-card{background:var(--gold-bg);border:2px solid #f0dba0;border-radius:var(--r-xl);padding:1.25rem;text-align:center}
.bec-title{font-size:.8rem;color:var(--gold);font-weight:700;margin-bottom:.3rem}
.bec-val{font-family:'Tajawal',sans-serif;font-weight:900;font-size:1.5rem;color:var(--gold);line-height:1}
.bec-desc{font-size:.75rem;color:#7a5000;margin-top:.2rem}
.roi-multiplier{background:var(--g50);border:2px solid var(--g100);border-radius:var(--r-xl);padding:1.25rem;text-align:center}
.rm-title{font-size:.8rem;color:var(--g700);font-weight:700;margin-bottom:.3rem}
.rm-val{font-family:'Tajawal',sans-serif;font-weight:900;font-size:1.5rem;color:var(--g600);line-height:1}
.rm-desc{font-size:.75rem;color:var(--g600);margin-top:.2rem}
.cta-below{background:linear-gradient(135deg,var(--g700),var(--g800));border-radius:var(--r-xl);padding:1.5rem;text-align:center}
.ctab-title{font-family:'Tajawal',sans-serif;font-weight:900;font-size:1rem;color:#fff;margin-bottom:.4rem}
.ctab-sub{font-size:.8rem;color:rgba(255,255,255,.6);margin-bottom:1rem}
.method-section{max-width:980px;margin:0 auto;padding:0 2rem 3rem}
.ms-title{font-family:'Tajawal',sans-serif;font-weight:700;font-size:1rem;color:var(--n800);margin-bottom:1rem}
.ms-note{background:var(--n50);border:1px solid var(--n100);border-radius:var(--r-lg);padding:1.1rem 1.5rem;font-size:.84rem;color:var(--n600);line-height:1.75}
.final-strip{background:linear-gradient(135deg,var(--g800),var(--g600));padding:3.5rem 2rem;text-align:center}
.fs-title{font-family:'Tajawal',sans-serif;font-weight:900;font-size:1.7rem;color:#fff;margin-bottom:.65rem}
.fs-sub{font-size:1rem;color:rgba(255,255,255,.65);margin-bottom:1.75rem}
.fs-btns{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
@media(max-width:1024px){
.calc-section{grid-template-columns:1fr}
.calc-results{position:static}
}