/* Nvision Neon Dark — public site design system (landing, auth, customer dashboard, web player).
   Tokens come from iptv-design.md; the admin can override the colours/font/radius from Site Design. */
:root{
    --nv-primary:#FDAC08; --nv-secondary:#F1F3F8; --nv-tertiary:#1D2F7D; --nv-neutral:#182968; --nv-surface:#24357F;
    --nv-overlay:#7B2CBF; --nv-border:#374151; --nv-error:#EF4444;
    --nv-btn-radius:999px; --nv-card-radius:16px; --nv-glow:1;
    --nv-font:'Exo','Hind Siliguri','Noto Sans Bengali',system-ui,sans-serif;
    --nv-muted:#AEB8E0; --nv-ok:#34D399; --nv-input-radius:999px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body.nv{margin:0;min-height:100vh;color:var(--nv-secondary);font-family:var(--nv-font);font-size:16px;line-height:1.6;
    background:radial-gradient(1100px 620px at 8% -8%,rgba(123,44,191,.50),transparent 62%),
               radial-gradient(900px 520px at 100% 6%,rgba(253,172,8,.13),transparent 58%),
               linear-gradient(180deg,var(--nv-neutral) 0%,#101b52 100%);background-attachment:fixed}
a{color:var(--nv-primary)}
img{max-width:100%;height:auto}
.nv-wrap{max-width:1200px;margin:0 auto;padding:0 clamp(16px,4vw,32px)}
.nv-section{padding:clamp(48px,8vw,96px) 0;position:relative}
.nv-center{text-align:center}
.nv-muted{color:var(--nv-muted)}
.nv-label{font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--nv-primary)}
.nv-h1{font-size:clamp(36px,7.4vw,92px);font-weight:800;letter-spacing:-.035em;line-height:1.1;margin:14px 0 18px}
.nv-h2{font-size:clamp(28px,4.6vw,56px);font-weight:800;letter-spacing:-.03em;line-height:1.15;margin:8px 0 12px}
.nv-h3{font-size:22px;font-weight:800;letter-spacing:-.01em;margin:0 0 8px}
.nv-lead{font-size:clamp(16px,2vw,19px);color:var(--nv-muted);max-width:640px}
.nv-center .nv-lead{margin-left:auto;margin-right:auto}
.nv-hl{color:var(--nv-primary)}

/* buttons */
.nv-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 24px;border-radius:var(--nv-btn-radius);
    font-family:inherit;font-weight:700;font-size:12px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;cursor:pointer;
    border:1px solid transparent;transition:transform .15s,box-shadow .15s,background .15s,opacity .15s;line-height:1.2}
.nv-btn:hover{transform:translateY(-1px)}
.nv-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.nv-btn.primary{background:var(--nv-primary);color:var(--nv-tertiary);box-shadow:0 0 calc(var(--nv-glow)*28px) rgba(253,172,8,.35)}
.nv-btn.secondary{background:transparent;color:var(--nv-secondary);border-color:rgba(241,243,248,.35)}
.nv-btn.secondary:hover{border-color:var(--nv-primary);color:var(--nv-primary)}
.nv-btn.danger{background:transparent;color:var(--nv-error);border-color:rgba(239,68,68,.55)}
.nv-btn.sm{min-height:36px;padding:8px 16px}
.nv-btn.block{display:flex;width:100%}
.nv-link{background:none;border:none;color:var(--nv-secondary);font:inherit;font-size:13px;cursor:pointer;text-decoration:underline;padding:0}

/* nav */
.nv-nav{position:sticky;top:0;z-index:50;background:rgba(24,41,104,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(241,243,248,.10)}
.nv-nav .nv-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.nv-brand{display:flex;align-items:center;gap:10px;color:var(--nv-secondary);text-decoration:none;font-weight:800;font-size:20px;letter-spacing:.02em}
.nv-brand img{height:34px;width:auto;border-radius:6px}
.nv-links{display:flex;align-items:center;gap:26px}
.nv-links a{color:var(--nv-secondary);text-decoration:none;font-size:12px;letter-spacing:.2em;text-transform:uppercase;opacity:.85}
.nv-links a:hover,.nv-links a.active{color:var(--nv-primary);opacity:1}
.nv-actions{display:flex;align-items:center;gap:10px}
.nv-lang{display:inline-flex;border:1px solid rgba(241,243,248,.25);border-radius:999px;overflow:hidden}
.nv-lang a{padding:6px 12px;font-size:11px;font-weight:700;letter-spacing:.12em;color:var(--nv-secondary);text-decoration:none}
.nv-lang a.on{background:var(--nv-primary);color:var(--nv-tertiary)}
.nv-burger{display:none;background:transparent;border:1px solid rgba(241,243,248,.3);color:var(--nv-secondary);border-radius:12px;width:44px;height:44px;cursor:pointer;align-items:center;justify-content:center}
.nv-promo{background:var(--nv-primary);color:var(--nv-tertiary);text-align:center;padding:9px 16px;font-weight:700;font-size:14px}
.nv-promo a{color:var(--nv-tertiary);margin-left:10px}
@media (max-width:900px){
    .nv-burger{display:inline-flex}
    .nv-links{display:none;position:absolute;left:0;right:0;top:68px;flex-direction:column;align-items:flex-start;gap:0;background:rgba(24,41,104,.97);padding:8px clamp(16px,4vw,32px) 18px;border-bottom:1px solid rgba(241,243,248,.12)}
    .nv-links.open{display:flex}
    .nv-links a{padding:14px 0;width:100%;border-bottom:1px solid rgba(241,243,248,.08);font-size:13px}
    .nv-actions .nv-btn.hide-sm{display:none}
}

/* hero */
.nv-hero{position:relative;overflow:hidden;padding:clamp(56px,10vw,130px) 0 clamp(48px,8vw,100px)}
.nv-blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:calc(.55*var(--nv-glow));pointer-events:none}
.nv-blob.a{width:420px;height:420px;background:var(--nv-overlay);left:-120px;top:-60px}
.nv-blob.b{width:360px;height:360px;background:#d63384;right:-90px;top:120px;opacity:calc(.28*var(--nv-glow))}
.nv-blob.c{width:300px;height:300px;background:var(--nv-primary);right:30%;bottom:-160px;opacity:calc(.16*var(--nv-glow))}
.nv-hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:clamp(24px,5vw,60px);align-items:center;position:relative}
.nv-hero-img{width:100%;border-radius:var(--nv-card-radius);border:1px solid rgba(241,243,248,.15);box-shadow:0 20px 80px rgba(0,0,0,.35)}
.nv-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border:1px solid rgba(253,172,8,.5);border-radius:999px;color:var(--nv-primary);font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.nv-cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.nv-stats{display:flex;flex-wrap:wrap;gap:clamp(18px,4vw,46px);margin-top:42px}
.nv-stat b{display:block;font-size:clamp(26px,4vw,40px);font-weight:800;color:var(--nv-secondary);letter-spacing:-.02em}
.nv-stat span{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--nv-muted)}
@media (max-width:900px){.nv-hero-grid{grid-template-columns:1fr}}

/* cards & grids */
.nv-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr))}
.nv-grid.g2{grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr))}
.nv-card{background:var(--nv-neutral);border:1px solid var(--nv-border);border-radius:var(--nv-card-radius);padding:20px}
.nv-card.lift{transition:transform .2s,border-color .2s}
.nv-card.lift:hover{transform:translateY(-3px);border-color:rgba(253,172,8,.6)}
.nv-icon{width:48px;height:48px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:rgba(253,172,8,.12);color:var(--nv-primary);margin-bottom:14px}
.nv-step-n{width:40px;height:40px;border-radius:50%;background:var(--nv-primary);color:var(--nv-tertiary);font-weight:800;display:inline-flex;align-items:center;justify-content:center;margin-bottom:12px}
.nv-sec-head{margin-bottom:clamp(26px,4vw,46px)}

/* pricing */
.nv-tabs-pill{display:inline-flex;border:1px solid rgba(241,243,248,.25);border-radius:999px;padding:4px;margin-bottom:26px}
.nv-tabs-pill button{background:none;border:none;color:var(--nv-secondary);font:inherit;font-weight:700;font-size:12px;letter-spacing:.14em;text-transform:uppercase;padding:9px 20px;border-radius:999px;cursor:pointer}
.nv-tabs-pill button.on{background:var(--nv-primary);color:var(--nv-tertiary)}
.nv-price{display:flex;flex-direction:column;position:relative;background:var(--nv-neutral);border:1px solid var(--nv-border);border-radius:var(--nv-card-radius);padding:26px 22px}
.nv-price.featured{border-color:var(--nv-primary);box-shadow:0 0 calc(var(--nv-glow)*40px) rgba(253,172,8,.18)}
.nv-price .ribbon{position:absolute;top:-13px;left:22px;background:var(--nv-primary);color:var(--nv-tertiary);font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;padding:4px 12px;border-radius:999px}
.nv-price .amount{font-size:clamp(34px,4vw,46px);font-weight:800;letter-spacing:-.03em;margin:10px 0 0}
.nv-price .amount small{font-size:14px;font-weight:400;color:var(--nv-muted);letter-spacing:0}
.nv-price .was{text-decoration:line-through;color:var(--nv-muted);font-size:15px;margin-right:8px}
.nv-price ul{list-style:none;margin:16px 0 22px;padding:0;flex:1}
.nv-price li{display:flex;gap:10px;padding:6px 0;font-size:14px;color:var(--nv-secondary)}
.nv-price li svg{flex:0 0 auto;color:var(--nv-primary);margin-top:3px}
.nv-promo-tag{display:inline-block;background:rgba(253,172,8,.14);color:var(--nv-primary);font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px;margin-top:6px}

/* faq */
.nv-faq details{background:var(--nv-neutral);border:1px solid var(--nv-border);border-radius:var(--nv-card-radius);padding:0 20px;margin-bottom:12px}
.nv-faq summary{cursor:pointer;padding:18px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:12px}
.nv-faq summary::-webkit-details-marker{display:none}
.nv-faq summary::after{content:'+';color:var(--nv-primary);font-size:22px;line-height:1}
.nv-faq details[open] summary::after{content:'\2212'}
.nv-faq details p{margin:0 0 18px;color:var(--nv-muted)}
.nv-cta-box{background:linear-gradient(135deg,rgba(123,44,191,.55),rgba(36,53,127,.8));border:1px solid rgba(241,243,248,.15);border-radius:calc(var(--nv-card-radius) + 8px);padding:clamp(28px,6vw,64px);text-align:center}

/* footer */
.nv-footer{border-top:1px solid rgba(241,243,248,.12);padding:34px 0;margin-top:20px;color:var(--nv-muted);font-size:14px}
.nv-footer .nv-wrap{display:flex;flex-wrap:wrap;gap:16px 28px;justify-content:space-between;align-items:center}
.nv-footer a{color:var(--nv-secondary);text-decoration:none;margin-right:18px}
.nv-footer a:hover{color:var(--nv-primary)}
.nv-social{display:flex;gap:14px;flex-wrap:wrap}

/* forms */
.nv-field{margin-bottom:16px}
.nv-field label{display:block;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--nv-muted);margin-bottom:7px}
.nv-input,.nv-select,.nv-textarea{width:100%;background:rgba(10,18,60,.35);color:var(--nv-secondary);border:1px solid var(--nv-border);border-radius:var(--nv-input-radius);
    padding:12px 18px;font:inherit;font-size:15px;min-height:46px;outline:none;transition:border-color .15s,box-shadow .15s}
.nv-textarea{border-radius:16px;min-height:96px;resize:vertical}
.nv-input:focus,.nv-select:focus,.nv-textarea:focus{border-color:var(--nv-primary);box-shadow:0 0 0 3px rgba(253,172,8,.18)}
.nv-select option{background:var(--nv-neutral)}
.nv-hint{font-size:13px;color:var(--nv-muted);margin-top:6px}
.nv-check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--nv-muted)}
.nv-check input{margin-top:4px;accent-color:var(--nv-primary)}
.nv-hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.nv-row{display:grid;gap:16px;grid-template-columns:1fr 1fr}
@media (max-width:640px){.nv-row{grid-template-columns:1fr}}
.nv-alert{padding:12px 16px;border-radius:14px;margin-bottom:16px;font-size:14px;border:1px solid}
.nv-alert.ok{background:rgba(52,211,153,.10);border-color:rgba(52,211,153,.5);color:#A7F3D0}
.nv-alert.err{background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.55);color:#FECACA}
.nv-alert.info{background:rgba(253,172,8,.10);border-color:rgba(253,172,8,.45);color:#FDE7B0}
.nv-auth{min-height:calc(100vh - 68px);display:flex;align-items:center;justify-content:center;padding:36px 16px}
.nv-auth .nv-card{width:100%;max-width:480px;padding:clamp(22px,5vw,36px)}
.nv-auth .nv-card.wide{max-width:640px}
.nv-seg{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:18px}
.nv-seg label{border:1px solid var(--nv-border);border-radius:14px;padding:12px;cursor:pointer;text-align:center;font-weight:700;font-size:13px;letter-spacing:.06em}
.nv-seg input{display:none}
.nv-seg input:checked + span{color:var(--nv-primary)}
.nv-seg label:has(input:checked){border-color:var(--nv-primary);background:rgba(253,172,8,.08)}

/* account area */
.nv-acc-tabs{display:flex;gap:6px;overflow-x:auto;padding:12px 0;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.nv-acc-tabs::-webkit-scrollbar{display:none}
.nv-acc-tabs a{white-space:nowrap;color:var(--nv-secondary);text-decoration:none;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;padding:10px 18px;border-radius:999px;border:1px solid transparent;display:inline-flex;align-items:center;gap:8px}
.nv-acc-tabs a:hover{border-color:rgba(241,243,248,.25)}
.nv-acc-tabs a.active{background:var(--nv-primary);color:var(--nv-tertiary)}
.nv-page{padding:22px 0 60px}
.nv-page-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:12px;margin-bottom:22px}
.nv-page-head h1{font-size:clamp(24px,4vw,38px);font-weight:800;letter-spacing:-.02em;margin:0}
.nv-stat-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));margin-bottom:22px}
.nv-stat-card{background:var(--nv-neutral);border:1px solid var(--nv-border);border-radius:var(--nv-card-radius);padding:16px 18px}
.nv-stat-card b{display:block;font-size:30px;font-weight:800;letter-spacing:-.02em}
.nv-stat-card span{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--nv-muted)}
.nv-pill{display:inline-block;padding:3px 12px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;border:1px solid}
.nv-pill.ok{color:var(--nv-ok);border-color:rgba(52,211,153,.5)}
.nv-pill.warn{color:var(--nv-primary);border-color:rgba(253,172,8,.55)}
.nv-pill.err{color:#FCA5A5;border-color:rgba(239,68,68,.55)}
.nv-pill.muted{color:var(--nv-muted);border-color:rgba(174,184,224,.4)}
.nv-table-wrap{overflow-x:auto;border:1px solid var(--nv-border);border-radius:var(--nv-card-radius)}
.nv-table{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
.nv-table th{text-align:left;padding:12px 14px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--nv-muted);border-bottom:1px solid var(--nv-border);white-space:nowrap}
.nv-table td{padding:12px 14px;border-bottom:1px solid rgba(55,65,81,.6);vertical-align:top}
.nv-table tr:last-child td{border-bottom:none}
.nv-cred{display:grid;grid-template-columns:auto 1fr auto;gap:8px 12px;align-items:center;font-size:14px}
.nv-cred .k{color:var(--nv-muted);font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.nv-cred .v{font-weight:700;word-break:break-all;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}
.nv-copy{background:transparent;border:1px solid rgba(241,243,248,.3);color:var(--nv-secondary);border-radius:10px;width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}
.nv-copy:hover{border-color:var(--nv-primary);color:var(--nv-primary)}
.nv-pay-method{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin-bottom:16px}
.nv-pay-method label{border:1px solid var(--nv-border);border-radius:14px;padding:14px;cursor:pointer;display:block}
.nv-pay-method input{display:none}
.nv-pay-method label:has(input:checked){border-color:var(--nv-primary);background:rgba(253,172,8,.08)}
.nv-pay-method b{display:block}
.nv-pay-method small{color:var(--nv-muted)}
.nv-toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(20px);background:var(--nv-surface);color:var(--nv-secondary);border:1px solid var(--nv-primary);padding:12px 20px;border-radius:999px;opacity:0;pointer-events:none;transition:.25s;z-index:200;font-size:14px;max-width:90vw}
.nv-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.nv-modal-bg{position:fixed;inset:0;background:rgba(5,10,40,.7);display:none;align-items:center;justify-content:center;padding:16px;z-index:150}
.nv-modal-bg.open{display:flex}
.nv-modal{background:var(--nv-neutral);border:1px solid var(--nv-border);border-radius:var(--nv-card-radius);padding:24px;width:100%;max-width:520px;max-height:92vh;overflow:auto}
.nv-empty{text-align:center;padding:40px 16px;color:var(--nv-muted)}
@media (max-width:640px){body.nv{font-size:15px}.nv-section{padding:44px 0}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}