:root{
  --bg:#080d18;
  --bg-2:#0f172a;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.07);
  --border:rgba(255,255,255,.09);
  --border-strong:rgba(255,255,255,.18);
  --text:#f5f8ff;
  --text-2:#c2cbe0;
  --muted:#8b98b4;
  --primary:#1e40af;
  --primary-2:#3b82f6;
  --accent:#059669;
  --accent-2:#34d399;
  --warn:#f59e0b;
  --danger:#dc2626;
  --r-sm:12px; --r-md:16px; --r-lg:22px;
  --shadow:0 18px 50px -18px rgba(0,0,0,.75);
  --font-d:'Noto Naskh Arabic',serif;
  --font-b:'Noto Sans Arabic',system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-b);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  padding-bottom:110px;
}
.glow{position:fixed;border-radius:50%;filter:blur(120px);opacity:.5;z-index:0;pointer-events:none}
.glow-a{width:620px;height:620px;background:rgba(30,64,175,.45);top:-260px;right:-160px}
.glow-b{width:520px;height:520px;background:rgba(5,150,105,.25);bottom:-220px;left:-180px}
main{position:relative;z-index:1}
h1,h2,h3{font-family:var(--font-d);font-weight:700;line-height:1.35;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit}
::selection{background:rgba(52,211,153,.28)}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px}

/* nav */
.nav{position:sticky;top:0;z-index:60;backdrop-filter:blur(18px);background:rgba(8,13,24,.72);border-bottom:1px solid var(--border)}
.nav-inner{max-width:1220px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:12px;margin-inline-end:auto}
.brand-mark{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(140deg,#1e40af,#059669);box-shadow:0 8px 24px -8px rgba(5,150,105,.8)}
.brand-mark svg{width:22px;height:22px;color:#fff}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-text strong{font-family:var(--font-d);font-size:17px}
.brand-text small{color:var(--muted);font-size:11.5px}
.nav-links{display:flex;gap:22px;font-size:14px;color:var(--text-2)}
.nav-links a{position:relative;transition:color .2s}
.nav-links a:hover{color:var(--accent-2)}
.nav-status{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);border:1px solid var(--border);padding:7px 13px;border-radius:999px;background:var(--surface)}
.nav-status .dot{width:7px;height:7px;border-radius:50%;background:var(--muted)}
.nav-status.on{color:var(--accent-2);border-color:rgba(52,211,153,.4);background:rgba(5,150,105,.12)}
.nav-status.on .dot{background:var(--accent-2);box-shadow:0 0 10px var(--accent-2)}

/* hero */
.hero{max-width:1220px;margin:0 auto;padding:64px 24px 40px;display:grid;grid-template-columns:1.35fr .85fr;gap:44px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.06em;color:var(--accent-2);background:rgba(5,150,105,.12);border:1px solid rgba(52,211,153,.28);padding:6px 14px;border-radius:999px;margin-bottom:20px}
.eyebrow svg{width:14px;height:14px}
.hero h1{font-size:clamp(34px,4.6vw,60px);margin-bottom:20px}
.accent{color:var(--accent-2)}
.hero p{color:var(--text-2);font-size:16.5px;max-width:56ch}
.hero p strong{color:var(--text);font-weight:600}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 34px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 22px;border-radius:var(--r-sm);font-size:14.5px;font-weight:600;transition:transform .22s,box-shadow .22s,background .22s,border-color .22s}
.btn svg{width:17px;height:17px}
.btn-primary{background:linear-gradient(135deg,var(--accent),#047857);color:#fff;box-shadow:0 12px 28px -12px rgba(5,150,105,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -12px rgba(52,211,153,.7)}
.btn-primary:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;filter:grayscale(.4)}
.btn-ghost{background:var(--surface);border:1px solid var(--border);color:var(--text-2)}
.btn-ghost:hover{background:var(--surface-2);border-color:var(--border-strong);color:var(--text);transform:translateY(-2px)}
.hero-stats{display:flex;gap:34px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column;gap:2px}
.stat b{font-family:var(--font-d);font-size:26px;color:var(--text)}
.stat span{font-size:12.5px;color:var(--muted)}
.hero-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:26px;backdrop-filter:blur(14px);box-shadow:var(--shadow)}
.hero-card-head{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;margin-bottom:6px}
.hero-card-head svg{width:19px;height:19px;color:var(--accent-2)}
.hero-card-sub{font-size:13px;color:var(--muted);margin-bottom:20px}
.leak{margin-bottom:15px}
.leak-row{display:flex;justify-content:space-between;font-size:13px;color:var(--text-2);margin-bottom:7px}
.leak-row b{color:var(--text);font-size:13px}
.bar{height:7px;border-radius:99px;background:rgba(255,255,255,.07);overflow:hidden}
.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#1e40af,#34d399);animation:grow 1.1s cubic-bezier(.2,.8,.2,1) both}
@keyframes grow{from{transform:scaleX(0);transform-origin:right}to{transform:scaleX(1);transform-origin:right}}
.hero-note{display:flex;gap:8px;align-items:flex-start;font-size:11.5px;color:var(--muted);border-top:1px solid var(--border);padding-top:14px;margin-top:6px}
.hero-note svg{width:14px;height:14px;flex:none;margin-top:3px}

/* calculator */
.calc{max-width:1220px;margin:0 auto;padding:20px 24px 30px}
.calc{position:relative}
.calc::before{content:"";position:absolute;inset:20px 24px 30px;border-radius:26px;background:linear-gradient(160deg,rgba(30,64,175,.22),rgba(15,23,42,.5) 55%,rgba(5,150,105,.16));border:1px solid var(--border);z-index:-1}
.calc-head{display:grid;grid-template-columns:1fr .95fr;gap:34px;padding:34px 32px 8px;align-items:start}
.calc h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:12px}
.calc p{color:var(--text-2);font-size:14.5px}
.calc-out{display:grid;grid-template-columns:1fr 1fr;gap:12px;background:rgba(8,13,24,.55);border:1px solid var(--border);border-radius:var(--r-md);padding:16px}
.out-item{display:flex;flex-direction:column;gap:3px;padding:10px 12px;border-radius:var(--r-sm);background:rgba(255,255,255,.035)}
.out-item span{font-size:11.5px;color:var(--muted)}
.out-item b{font-size:19px;font-weight:600;font-variant-numeric:tabular-nums}
.out-item.highlight{background:rgba(5,150,105,.16);border:1px solid rgba(52,211,153,.35)}
.out-item.highlight b{color:var(--accent-2);font-size:22px}
.out-verdict{grid-column:1/-1;font-size:12.5px;color:var(--text-2);border-top:1px dashed var(--border);padding-top:11px;margin-top:2px}
.out-verdict b{color:var(--text)}
.calc-inputs{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding:20px 32px 32px}
.field{display:flex;flex-direction:column;gap:7px}
.field span{font-size:12px;color:var(--muted)}
.field input{background:rgba(8,13,24,.7);border:1px solid var(--border);border-radius:var(--r-sm);padding:12px 14px;color:var(--text);font-size:15.5px;font-weight:600;font-variant-numeric:tabular-nums;transition:border-color .2s,box-shadow .2s}
.field input:hover{border-color:var(--border-strong)}
.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(5,150,105,.22)}

/* ideas */
.ideas{max-width:1220px;margin:0 auto;padding:56px 24px 20px}
.ideas-head{display:flex;justify-content:space-between;align-items:flex-end;gap:28px;flex-wrap:wrap;margin-bottom:28px}
.ideas-head h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:10px}
.ideas-head p{color:var(--text-2);font-size:14.5px;max-width:62ch}
.filters{display:flex;gap:8px;flex-wrap:wrap}
.chip{padding:8px 16px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text-2);font-size:13px;transition:all .2s}
.chip:hover{border-color:var(--border-strong);color:var(--text);transform:translateY(-1px)}
.chip.active{background:rgba(5,150,105,.18);border-color:rgba(52,211,153,.5);color:var(--accent-2);font-weight:600}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px}
.empty{text-align:center;color:var(--muted);padding:40px 0}

/* card */
.card{position:relative;display:flex;flex-direction:column;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:22px;cursor:pointer;transition:transform .25s,border-color .25s,box-shadow .25s,background .25s;overflow:hidden;animation:fadeUp .55s both}
.card:hover{transform:translateY(-4px);border-color:var(--border-strong);background:var(--surface-2);box-shadow:var(--shadow)}
.card::after{content:"";position:absolute;inset-inline:0;top:0;height:2px;background:linear-gradient(90deg,transparent,rgba(52,211,153,.55),transparent);opacity:0;transition:opacity .25s}
.card:hover::after{opacity:1}
.card.selected{border-color:rgba(52,211,153,.6);background:rgba(5,150,105,.1);box-shadow:0 0 0 1px rgba(52,211,153,.35),var(--shadow)}
.card.selected::after{opacity:1;background:linear-gradient(90deg,transparent,var(--accent-2),transparent)}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.card-top{display:flex;align-items:flex-start;gap:12px}
.card-ico{width:44px;height:44px;flex:none;border-radius:13px;display:grid;place-items:center;background:rgba(30,64,175,.28);border:1px solid rgba(59,130,246,.32);color:#93c5fd}
.card-ico svg{width:21px;height:21px}
.card.selected .card-ico{background:rgba(5,150,105,.28);border-color:rgba(52,211,153,.45);color:var(--accent-2)}
.card-num{font-family:var(--font-d);font-size:12px;color:var(--muted);letter-spacing:.14em}
.card h3{font-size:18.5px;margin-top:2px;line-height:1.45}
.card-tag{font-size:13px;color:var(--text-2);line-height:1.7}
.card-steps{display:flex;flex-direction:column;gap:7px;border-top:1px solid var(--border);padding-top:13px}
.card-steps li{display:flex;gap:9px;font-size:12.5px;color:var(--text-2);line-height:1.65;list-style:none}
.card-steps svg{width:14px;height:14px;flex:none;margin-top:4px;color:var(--accent-2);opacity:.85}
.card-why{font-size:12px;color:var(--muted);background:rgba(255,255,255,.035);border-inline-start:2px solid rgba(59,130,246,.55);padding:9px 12px;border-radius:8px;line-height:1.7}
.card-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}
.meta{display:inline-flex;align-items:center;gap:5px;font-size:11px;color:var(--muted);border:1px solid var(--border);padding:4px 10px;border-radius:999px}
.meta svg{width:12px;height:12px}
.meta[data-level="high"]{color:var(--accent-2);border-color:rgba(52,211,153,.35);background:rgba(5,150,105,.12)}
.meta[data-level="mid"]{color:#fcd34d;border-color:rgba(245,158,11,.35);background:rgba(245,158,11,.1)}
.card-check{position:absolute;top:16px;inset-inline-end:16px;width:26px;height:26px;border-radius:50%;border:1px solid var(--border);display:grid;place-items:center;background:rgba(8,13,24,.6);transition:all .22s}
.card-check svg{width:14px;height:14px;opacity:0;transition:opacity .2s;color:#04120c}
.card.selected .card-check{background:var(--accent-2);border-color:var(--accent-2)}
.card.selected .card-check svg{opacity:1}

/* plan */
.plan{max-width:1220px;margin:20px auto 0;padding:40px 24px}
.plan-head{margin-bottom:24px}
.plan-head h2{font-size:clamp(24px,2.8vw,34px);margin-bottom:10px}
.plan-head p{color:var(--text-2);font-size:14.5px}
.plan-body{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:26px;min-height:120px;transition:border-color .3s}
.plan-body.active{border-color:rgba(52,211,153,.45);background:linear-gradient(150deg,rgba(5,150,105,.1),rgba(255,255,255,.04))}
.plan-empty{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:14px}
.plan-empty svg{width:22px;height:22px}
.plan-top{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:flex-start;margin-bottom:20px}
.plan-title{display:flex;gap:14px;align-items:center}
.plan-title .card-ico{background:rgba(5,150,105,.25);border-color:rgba(52,211,153,.45);color:var(--accent-2)}
.plan-title h3{font-size:21px}
.plan-title small{color:var(--accent-2);font-size:12px;display:flex;align-items:center;gap:6px}
.plan-title small svg{width:13px;height:13px}
.plan-cols{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.plan-box{background:rgba(8,13,24,.5);border:1px solid var(--border);border-radius:var(--r-md);padding:18px}
.plan-box h4{font-family:var(--font-b);font-size:13px;color:var(--text);margin-bottom:12px;display:flex;align-items:center;gap:7px}
.plan-box h4 svg{width:15px;height:15px;color:var(--accent-2)}
.plan-box ol,.plan-box ul{display:flex;flex-direction:column;gap:9px;padding-inline-start:0;list-style:none}
.plan-box li{display:flex;gap:9px;font-size:13px;color:var(--text-2);line-height:1.7}
.plan-box li svg{width:14px;height:14px;flex:none;margin-top:4px;color:var(--accent-2)}
.plan-weeks{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}
.week{background:rgba(8,13,24,.5);border:1px solid var(--border);border-radius:var(--r-md);padding:14px}
.week b{display:block;font-size:11px;color:var(--accent-2);margin-bottom:6px;letter-spacing:.04em}
.week span{font-size:12.5px;color:var(--text-2);line-height:1.65;display:block}
.plan-actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}

/* rules */
.rules{max-width:1220px;margin:0 auto;padding:20px 24px 60px}
.rules h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:22px}
.rules-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.rules-grid article{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);padding:20px;transition:transform .25s,border-color .25s}
.rules-grid article:hover{transform:translateY(-3px);border-color:var(--border-strong)}
.rules-grid svg{width:20px;height:20px;color:var(--accent-2);margin-bottom:10px}
.rules-grid h3{font-size:16px;margin-bottom:7px}
.rules-grid p{font-size:13px;color:var(--text-2)}

.footer{border-top:1px solid var(--border);padding:26px 24px;text-align:center;font-size:12.5px;color:var(--text-2)}
.footer .muted{color:var(--muted);margin-top:4px;font-size:11.5px}

/* dock */
.dock{position:fixed;inset-inline:0;bottom:0;z-index:70;display:flex;align-items:center;gap:18px;justify-content:space-between;max-width:1220px;margin:0 auto 14px;padding:13px 18px;background:rgba(11,18,32,.9);backdrop-filter:blur(20px);border:1px solid var(--border-strong);border-radius:18px;box-shadow:0 -10px 40px rgba(0,0,0,.6);transform:translateY(0);transition:transform .3s,border-color .3s}
.dock.hidden{transform:translateY(140%)}
.dock-info{display:flex;flex-direction:column;gap:1px;min-width:0}
.dock-label{font-size:11px;color:var(--muted)}
.dock-info strong{font-size:14px;color:var(--text-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:52vw}
.dock.ready .dock-info strong{color:var(--accent-2)}
.dock.ready .dock-label{color:var(--accent-2)}

/* modal */
.modal{position:fixed;inset:0;z-index:90;display:grid;place-items:center;padding:20px}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(4,8,16,.78);backdrop-filter:blur(8px);animation:fadeIn .25s both}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-card{position:relative;width:min(760px,100%);max-height:90vh;overflow-y:auto;background:linear-gradient(165deg,#101a2e,#0a1120);border:1px solid var(--border-strong);border-radius:24px;padding:30px;box-shadow:0 40px 90px -30px #000;animation:pop .32s cubic-bezier(.2,.9,.3,1.1) both}
@keyframes pop{from{opacity:0;transform:translateY(18px) scale(.97)}to{opacity:1;transform:none}}
.modal-x{position:absolute;top:14px;inset-inline-end:14px;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--surface);border:1px solid var(--border);color:var(--text-2);transition:all .2s}
.modal-x:hover{background:var(--surface-2);color:var(--text)}
.modal-x svg{width:16px;height:16px}
.modal-eyebrow{font-size:11.5px;letter-spacing:.08em;color:var(--accent-2)}
.modal-card h3{font-size:24px;margin:8px 0 10px}
.modal-sub{font-size:14px;color:var(--text-2);margin-bottom:22px}
.modal-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.modal-grid .plan-box{background:rgba(255,255,255,.035)}
.modal-actions{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}

/* toast */
.toast{position:fixed;top:86px;inset-inline-start:50%;transform:translateX(-50%);z-index:95;display:flex;align-items:center;gap:10px;background:rgba(5,150,105,.95);color:#fff;padding:12px 20px;border-radius:999px;font-size:13.5px;font-weight:600;box-shadow:0 16px 40px -12px rgba(5,150,105,.9);animation:drop .35s both}
.toast[hidden]{display:none}
.toast svg{width:17px;height:17px}
@keyframes drop{from{opacity:0;transform:translate(-50%,-14px)}to{opacity:1;transform:translate(-50%,0)}}

@media (max-width:980px){
  .hero{grid-template-columns:1fr;padding-top:44px}
  .calc-head{grid-template-columns:1fr;padding:28px 22px 4px}
  .calc-inputs{grid-template-columns:1fr 1fr;padding:18px 22px 26px}
  .calc::before{inset:20px 24px 30px}
  .plan-cols,.modal-grid{grid-template-columns:1fr}
  .plan-weeks{grid-template-columns:1fr 1fr}
  .rules-grid{grid-template-columns:1fr}
  .nav-links{display:none}
}
@media (max-width:640px){
  body{padding-bottom:130px}
  .nav-inner{padding:12px 16px}
  .nav-status span:last-child{display:none}
  .nav-status{padding:8px}
  .hero,.ideas,.calc,.plan,.rules{padding-inline:16px}
  .hero-stats{gap:22px}
  .calc-inputs{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr}
  .dock{flex-direction:column;align-items:stretch;gap:10px;margin:0 10px 10px;padding:12px 14px}
  .dock-info strong{max-width:100%}
  .dock .btn{width:100%}
  .plan-weeks{grid-template-columns:1fr}
  .modal-card{padding:24px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}