/* =========================================================================
   Notes Baba 2.4 — "Studio" UI layer (loads after app.css on the website)
   Crisp white SaaS look: Inter + Bricolage Grotesque, electric blue → cyan,
   floating glass navbar, dot-grid aurora background, bento sections.
   ========================================================================= */
:root{
	--nb-blue:#2f5bff;--nb-blue-600:#2448e6;--nb-blue-700:#1b37b8;--nb-blue-50:#f1f4ff;--nb-blue-100:#dfe6ff;
	--nb-cyan:#06b6d4;--nb-violet:#7c5cff;
	--nb-ink:#0a0f1f;--nb-text:#3b4256;--nb-muted:#6b7389;--nb-line:#e9ecf4;--nb-line-2:#dfe3ee;
	--nb-bg:#fbfcff;--nb-card:#fff;--nb-soft:#f4f6fb;
	--nb-grad:linear-gradient(120deg,#2f5bff 0%,#3b82f6 45%,#06b6d4 100%);
	--nb-grad-soft:linear-gradient(135deg,#f1f4ff 0%,#ecfbff 100%);
	--nb-r:20px;--nb-r-sm:12px;--nb-r-lg:28px;
	--nb-shadow:0 1px 2px rgba(10,15,31,.04),0 6px 18px -6px rgba(16,24,64,.08);
	--nb-shadow-lg:0 30px 60px -20px rgba(30,52,140,.25),0 10px 24px -12px rgba(16,24,64,.12);
	--nb-font:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
	--nb-display:"Bricolage Grotesque","Inter",ui-sans-serif,system-ui,sans-serif;
	--nb-header:84px;
}
body.nbn-app{background:var(--nb-bg);font-feature-settings:"cv11","ss01";letter-spacing:-.006em}
.nbn-app h1,.nbn-app h2,.nbn-app h3{font-family:var(--nb-display);font-weight:700;letter-spacing:-.03em}
.nbn-app h4{font-weight:700;letter-spacing:-.015em}
.nbn-display,.nbn-h1,.nbn-h2{font-family:var(--nb-display);font-weight:700}
.nbn-grad{background:var(--nb-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nbn-lead{color:var(--nb-muted)}
::selection{background:#d9e3ff;color:var(--nb-ink)}

/* ---------- Background: dot grid + aurora ---------- */
.nbn-bg__grid{background-image:radial-gradient(rgba(47,91,255,.16) 1px,transparent 1.2px);background-size:22px 22px;animation:none;-webkit-mask-image:radial-gradient(ellipse 80% 55% at 50% 0%,#000 25%,transparent 75%);mask-image:radial-gradient(ellipse 80% 55% at 50% 0%,#000 25%,transparent 75%)}
.nbn-blob{filter:blur(90px);opacity:.38}
.nbn-blob--1{background:#b9c9ff;width:620px;height:520px;top:-260px;right:-80px}
.nbn-blob--2{background:#bff0fb;width:520px;height:480px;top:-220px;left:-160px;bottom:auto}
.nbn-blob--3{background:#e3dcff;opacity:.22;top:55%}
.nbn-bg__float{display:none}

/* ---------- Floating glass navbar ---------- */
.nbn-header{background:transparent;border:0;backdrop-filter:none;-webkit-backdrop-filter:none;padding:12px 16px 0;box-shadow:none!important}
.nbn-header__in{max-width:1220px;height:60px;padding:0 10px 0 16px;background:rgba(255,255,255,.78);border:1px solid rgba(222,227,240,.9);border-radius:999px;box-shadow:0 1px 2px rgba(10,15,31,.04),0 10px 30px -12px rgba(16,24,64,.14);backdrop-filter:saturate(180%) blur(16px);-webkit-backdrop-filter:saturate(180%) blur(16px);gap:14px;transition:box-shadow .3s,background .3s}
.nbn-header.is-scrolled .nbn-header__in{background:rgba(255,255,255,.92);box-shadow:0 1px 2px rgba(10,15,31,.05),0 16px 40px -14px rgba(16,24,64,.22)}
.nbn-brand img{width:38px;height:38px;border-radius:12px}
.nbn-brand__txt b{font-family:var(--nb-display);font-size:1.12rem;letter-spacing:-.02em}
.nbn-brand__txt small{font-size:.6rem;letter-spacing:.08em}
.nbn-nav{margin:0 auto;gap:2px;background:rgba(241,244,255,.7);border:1px solid #eef1f8;border-radius:999px;padding:4px}
.nbn-nav a{font-weight:560;font-size:.9rem;padding:7px 14px;border-radius:999px;color:var(--nb-text)!important}
.nbn-nav a:hover{background:#fff;color:var(--nb-ink)!important}
.nbn-nav a.is-active{background:#fff;color:var(--nb-ink)!important;box-shadow:0 1px 2px rgba(10,15,31,.06),0 2px 8px -2px rgba(16,24,64,.12)}
.nbn-nav a.is-active::after{display:none}
.nbn-iconbtn{border-radius:999px}
.nbn-usermenu__btn{border-radius:999px}
.nbn-usermenu__pop{border-radius:18px;box-shadow:var(--nb-shadow-lg);border-color:var(--nb-line)}
.nbn-announce{background:var(--nb-ink);color:#e6ebff}
@media (max-width:1300px){.nbn-header .nbn-brand__txt small{display:none}}
@media (max-width:1100px){.nbn-header__in{border-radius:20px}}
@media (max-width:600px){.nbn-header{padding:8px 10px 0}.nbn-header__in{height:56px;padding:0 6px 0 12px;border-radius:18px}.nbn-brand img{width:34px;height:34px}}

/* ---------- Buttons, pills, inputs ---------- */
.nbn-btn{border-radius:999px;font-weight:620;letter-spacing:-.005em;padding:10px 18px;transition:transform .15s,box-shadow .2s,background .2s,border-color .2s,color .2s}
.nbn-btn--sm{padding:7px 13px;border-radius:999px}
.nbn-btn--lg{padding:13px 24px;border-radius:999px;font-size:1rem}
.nbn-btn--primary{background:linear-gradient(180deg,#4b72ff 0%,#2f5bff 100%);box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 1px 2px rgba(16,24,64,.2),0 10px 22px -8px rgba(47,91,255,.6)}
.nbn-btn--primary:hover{background:linear-gradient(180deg,#5a7dff 0%,#2448e6 100%);box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 14px 28px -10px rgba(47,91,255,.7)}
.nbn-btn--ghost{background:#fff;border-color:var(--nb-line-2);color:var(--nb-ink)!important;box-shadow:0 1px 2px rgba(10,15,31,.05)}
.nbn-btn--ghost:hover{border-color:#c9d1e4;background:#fafbff;color:var(--nb-ink)!important}
.nbn-btn--soft{background:var(--nb-blue-50);border-color:transparent;color:var(--nb-blue-600)!important}
.nbn-btn--soft:hover{background:var(--nb-blue-100)}
.nbn-btn--white{color:var(--nb-ink)!important}
.nbn-eyebrow{background:#fff;border:1px solid var(--nb-line);color:var(--nb-blue-600);font-weight:650;letter-spacing:.04em;font-size:.72rem;box-shadow:0 1px 2px rgba(10,15,31,.04);border-radius:999px}
.nbn-eyebrow .nbn-i{color:var(--nb-blue)}
.nbn-card{border-radius:var(--nb-r);border-color:var(--nb-line)}
.nbn-field input,.nbn-field select,.nbn-field textarea,.nbn-filter input,.nbn-filter select{border:1px solid var(--nb-line-2);background:#fff;border-radius:12px;padding:12px 14px;box-shadow:0 1px 2px rgba(10,15,31,.04)}
.nbn-field input:focus,.nbn-field select:focus,.nbn-field textarea:focus{border-color:var(--nb-blue);box-shadow:0 0 0 4px rgba(47,91,255,.12)}
.nbn-field>span{font-weight:600}
.nbn-search{border:1px solid var(--nb-line-2);border-radius:999px;padding:5px 5px 5px 18px;box-shadow:0 1px 2px rgba(10,15,31,.04),0 12px 30px -16px rgba(16,24,64,.25)}
.nbn-search .nbn-btn{border-radius:999px}
.nbn-search:focus-within{border-color:var(--nb-blue);box-shadow:0 0 0 5px rgba(47,91,255,.12)}
.nbn-search--big{border-radius:999px}
.nbn-filterbar select{border-radius:999px}

/* ---------- Sections ---------- */
.nbn-section{padding:64px 0}
.nbn-section--tint::before{background:linear-gradient(180deg,rgba(244,246,251,0),#f4f6fb 14%,#f4f6fb 86%,rgba(244,246,251,0))}
.nbn-sec-head{margin-bottom:34px}
.nbn-sec-head .nbn-h2{font-size:clamp(1.7rem,3.4vw,2.6rem);margin-top:14px;line-height:1.08}
.nbn-sec-head--center .nbn-lead{max-width:620px}

/* ---------- Hero ---------- */
.nb4-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center;padding:34px 0 26px}
.nb4-badge{display:inline-flex;align-items:center;gap:10px;padding:5px 12px 5px 5px;border-radius:999px;background:#fff;border:1px solid var(--nb-line);box-shadow:0 1px 2px rgba(10,15,31,.04),0 8px 20px -12px rgba(16,24,64,.2);color:var(--nb-text)!important;font-size:.85rem;font-weight:550;transition:.2s}
.nb4-badge:hover{border-color:#c9d3f0;transform:translateY(-1px)}
.nb4-badge b{background:var(--nb-ink);color:#fff;font-size:.7rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:4px 9px;border-radius:999px}
.nb4-badge .nbn-i{width:15px;height:15px;color:var(--nb-muted)}
.nb4-display{font-size:clamp(2.6rem,5.8vw,4.6rem);line-height:1;letter-spacing:-.045em;margin:22px 0 18px;color:var(--nb-ink)}
.nb4-display .nbn-grad{padding-right:.04em}
.nb4-lead{font-size:clamp(1.02rem,1.5vw,1.16rem);color:var(--nb-muted);max-width:560px;line-height:1.65;margin-bottom:26px}
.nb4-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.nb4-hero__search .nbn-search{max-width:540px}
.nb4-proof{display:grid;grid-template-columns:repeat(4,auto);justify-content:start;gap:0;margin:28px 0 0}
.nb4-proof div{padding:0 22px;border-left:1px solid var(--nb-line-2)}
.nb4-proof div:first-child{padding-left:0;border-left:0}
.nb4-proof dt{font-family:var(--nb-display);font-size:1.7rem;font-weight:700;color:var(--nb-ink);letter-spacing:-.03em;line-height:1.1}
.nb4-proof dd{margin:2px 0 0;font-size:.8rem;color:var(--nb-muted);font-weight:550}
.nb4-hero__stage{position:relative;display:grid;place-items:center;min-height:460px}
.nb4-hero__glow{position:absolute;width:82%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 35% 35%,#dbe4ff 0%,#e6f9fd 45%,rgba(255,255,255,0) 70%);filter:blur(10px)}
.nb4-hero__glow::after{content:"";position:absolute;inset:12%;border-radius:50%;border:1px dashed #cbd6f5;animation:nb4Spin 60s linear infinite}
.nb4-hero__shot{position:relative;z-index:1;width:min(540px,100%);line-height:0}
.nb4-hero__shot img{width:100%;height:auto;filter:drop-shadow(0 30px 40px rgba(16,24,64,.18));animation:nb4Bob 7s ease-in-out infinite}
.nb4-float{position:absolute;z-index:2;display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.88);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(222,227,240,.9);border-radius:16px;padding:10px 14px 10px 10px;box-shadow:0 18px 40px -16px rgba(16,24,64,.3);animation:nb4Bob 8s ease-in-out infinite}
.nb4-float b{display:block;font-size:.84rem;color:var(--nb-ink);line-height:1.2}
.nb4-float small{display:block;font-size:.72rem;color:var(--nb-muted)}
.nb4-float--a{top:16%;left:-2%;animation-delay:-2s}
.nb4-float--b{bottom:14%;right:-2%;animation-delay:-5s}
.nb4-float--c{top:6%;right:8%;padding:8px 14px;gap:7px;font-weight:650;font-size:.8rem;color:#7a4a00;background:linear-gradient(180deg,#fff7e0,#ffe9b0);border-color:#f6d98a;animation-delay:-3.5s}
.nb4-float--c .nbn-i{width:16px;height:16px;color:#d48a00}
.nb4-float__ico,.nb4-tile__ico,.nb4-mini__ico{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;flex:none}
.nb4-float__ico .nbn-i,.nb4-mini__ico .nbn-i{width:19px;height:19px}
.is-blue{background:#e8eeff;color:#2f5bff}.is-violet{background:#efeaff;color:#6d4aff}.is-green{background:#e3f8ee;color:#0f9f5c}.is-rose{background:#ffe9ef;color:#e11d5c}.is-amber{background:#fff3d6;color:#c27c00}
@keyframes nb4Bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes nb4Spin{to{transform:rotate(360deg)}}

/* ---------- Exam marquee ---------- */
.nb4-strip{padding:18px 0 4px;text-align:center}
.nb4-strip>p{font-size:.78rem;font-weight:650;letter-spacing:.08em;text-transform:uppercase;color:var(--nb-muted);margin:0 0 14px}
.nb4-strip__track{overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent);mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.nb4-strip__row{display:flex;gap:12px;width:max-content;animation:nb4Marquee 38s linear infinite}
.nb4-strip__track:hover .nb4-strip__row{animation-play-state:paused}
.nb4-strip__row a{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;background:#fff;border:1px solid var(--nb-line);color:var(--nb-ink)!important;font-weight:600;font-size:.92rem;white-space:nowrap;box-shadow:0 1px 2px rgba(10,15,31,.04);transition:.2s}
.nb4-strip__row a:hover{border-color:#c9d3f0;color:var(--nb-blue)!important}
.nb4-strip__row .nbn-i{color:var(--nb-blue);width:18px;height:18px}
@keyframes nb4Marquee{to{transform:translateX(-50%)}}

/* ---------- Bento ---------- */
.nb4-bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(190px,auto);gap:16px}
.nb4-tile{position:relative;overflow:hidden;background:#fff;border:1px solid var(--nb-line);border-radius:24px;padding:24px;box-shadow:var(--nb-shadow);transition:transform .25s,box-shadow .25s}
.nb4-tile:hover{transform:translateY(-3px);box-shadow:var(--nb-shadow-lg)}
.nb4-tile h3{font-size:1.18rem;margin:16px 0 6px;line-height:1.25}
.nb4-tile p{font-size:.92rem;color:var(--nb-muted);margin:0}
.nb4-tile__ico{width:44px;height:44px}
.nb4-tile__ico .nbn-i{width:22px;height:22px}
.nb4-tile--ai{grid-column:span 2;grid-row:span 2;background:radial-gradient(120% 80% at 100% 0%,#eef0ff 0%,#fff 55%);display:flex;flex-direction:column}
.nb4-tile--ai h3{font-size:1.5rem}
.nb4-tile--tree{grid-column:3}
.nb4-tile:nth-child(4){grid-column:3 / span 2}
.nb4-tile--wide{grid-column:1 / -1;display:flex;align-items:center;gap:20px;background:linear-gradient(100deg,#fffaf0 0%,#fff 60%)}
.nb4-tile--wide>div{flex:1}
.nb4-tile--wide h3{margin-top:0}
.nb4-sum{margin-top:auto;padding-top:22px}
.nb4-sum{display:grid;gap:9px}
.nb4-sum{background:none}
.nb4-sum>*{position:relative}
.nb4-sum__bar{display:flex;align-items:center;gap:6px;padding:10px 14px;background:#fff;border:1px solid var(--nb-line);border-bottom:0;border-radius:16px 16px 0 0;margin-top:22px}
.nb4-sum__bar i{width:9px;height:9px;border-radius:50%;background:#e3e7f1}
.nb4-sum__bar i:first-child{background:#ff8a8a}.nb4-sum__bar i:nth-child(2){background:#ffd166}.nb4-sum__bar i:nth-child(3){background:#5ddc9a}
.nb4-sum__bar span{margin-left:auto;font-size:.72rem;font-weight:700;color:#6d4aff;background:#efeaff;padding:3px 9px;border-radius:999px}
.nb4-sum>b,.nb4-sum>span{background:#fff;border-left:1px solid var(--nb-line);border-right:1px solid var(--nb-line);padding:0 16px;margin:0}
.nb4-sum{gap:0}
.nb4-sum>b{padding-top:14px;padding-bottom:8px;color:var(--nb-ink);font-size:.95rem}
.nb4-sum>span{display:flex;gap:8px;align-items:flex-start;font-size:.86rem;color:var(--nb-text);padding-bottom:9px}
.nb4-sum>span:last-child{border-bottom:1px solid var(--nb-line);border-radius:0 0 16px 16px;padding-bottom:16px}
.nb4-sum>span .nbn-i{color:#0f9f5c;width:16px;height:16px;margin-top:3px}
.nb4-path{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:16px 0 0}
.nb4-path li{display:inline-flex;align-items:center;gap:5px;font-size:.78rem;font-weight:650;padding:5px 10px;border-radius:999px;background:var(--nb-soft);color:var(--nb-text)}
.nb4-path li:not(:last-child)::after{content:"›";margin-left:6px;color:#a3abc0}
.nb4-path li:last-child{background:var(--nb-blue);color:#fff}
.nb4-path .nbn-i{width:13px;height:13px}

/* ---------- Category cards ---------- */
.nbn-cat-grid{gap:14px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.nbn-cat-card{border-radius:18px;padding:16px 18px;border-color:var(--nb-line);box-shadow:0 1px 2px rgba(10,15,31,.04)}
.nbn-cat-card::before{display:none}
.nbn-cat-card:hover{transform:translateY(-3px);border-color:hsl(var(--h,217) 70% 82%);box-shadow:0 18px 36px -18px hsl(var(--h,217) 60% 40% / .35)}
.nbn-cat-card__ico{width:46px;height:46px;border-radius:14px;background:hsl(var(--h,217) 95% 96%);color:hsl(var(--h,217) 70% 45%);box-shadow:inset 0 0 0 1px hsl(var(--h,217) 80% 90%)}
.nbn-cat-card__txt b{font-family:var(--nb-display);font-weight:700;letter-spacing:-.02em;font-size:1.06rem}
.nbn-cat-card__txt em{color:var(--nb-muted);font-weight:600}

/* ---------- Note cards ---------- */
.nbn-notes-grid{gap:18px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.nbn-note-card{border-radius:22px;border-color:var(--nb-line);box-shadow:0 1px 2px rgba(10,15,31,.04);padding:8px}
.nbn-note-card:hover{transform:translateY(-4px);box-shadow:var(--nb-shadow-lg);border-color:#d6dcf0}
.nbn-note-card__cover{height:140px;border-radius:16px;background:radial-gradient(120% 90% at 0% 0%,hsl(var(--h) 95% 93%) 0%,hsl(calc(var(--h) + 30) 90% 96%) 60%,#fff 100%);border:1px solid hsl(var(--h) 70% 92%)}
.nbn-note-card__cover::after{background-image:radial-gradient(hsl(var(--h) 60% 70% / .35) 1px,transparent 1.2px);background-size:14px 14px}
.nbn-note-card__subject{color:hsl(var(--h) 60% 32%);text-shadow:none;font-size:.7rem;background:rgba(255,255,255,.75);padding:3px 8px;border-radius:999px;top:10px;left:10px}
.nbn-note-card__badge{top:auto;bottom:10px;left:auto;right:10px}
.nbn-note-card__paper{top:26px;box-shadow:0 12px 28px -8px hsl(var(--h) 50% 30% / .35);border:1px solid hsl(var(--h) 60% 92%)}
.nbn-note-card__pages{background:rgba(10,15,31,.78);border-radius:999px;padding:4px 9px}
.nbn-note-card__body{padding:14px 10px 8px}
.nbn-note-card__meta{color:var(--nb-muted);font-weight:600;letter-spacing:.02em;text-transform:none;font-size:.78rem}
.nbn-note-card__title{font-family:var(--nb-display);font-weight:700;font-size:1.08rem;letter-spacing:-.02em}
.nbn-note-card__foot{border-top:1px solid var(--nb-line);gap:10px}
.nbn-note-card__date{margin-right:auto}

/* ---------- Steps, FAQ, CTA ---------- */
.nbn-steps::before{display:none}
.nbn-steps li{border-radius:22px;text-align:left;padding:24px 22px;border-color:var(--nb-line);box-shadow:0 1px 2px rgba(10,15,31,.04)}
.nbn-steps__n{position:static;display:inline-block;font-family:var(--nb-display);font-size:.78rem;background:var(--nb-ink);color:#fff;border-radius:999px;padding:3px 10px;margin-bottom:14px}
.nbn-steps__ico{margin:0 0 12px;width:46px;height:46px;border-radius:14px;background:var(--nb-blue-50);color:var(--nb-blue);box-shadow:none}
.nbn-steps__ico .nbn-i{width:22px;height:22px}
.nbn-faq__item{border-radius:16px;border-color:var(--nb-line);padding:0 20px}
.nbn-faq__item summary{font-weight:620}
.nbn-faq__item[open]{border-color:#d6def5;box-shadow:var(--nb-shadow)}
.nbn-cta{background:#0a0f1f;border-radius:32px;padding:38px 40px;box-shadow:0 40px 80px -30px rgba(10,15,31,.6)}
.nbn-cta__glow{background:radial-gradient(60% 120% at 0% 0%,rgba(47,91,255,.55),transparent 60%),radial-gradient(50% 120% at 100% 100%,rgba(6,182,212,.4),transparent 60%);background-size:auto}
.nbn-cta__glow::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.12) 1px,transparent 1.2px);background-size:20px 20px;-webkit-mask-image:linear-gradient(90deg,#000,transparent);mask-image:linear-gradient(90deg,#000,transparent)}
.nbn-cta h2{font-size:clamp(1.4rem,2.6vw,2rem)}
.nbn-cta p{color:#aab4cf}
.nbn-cta__baba{border-radius:24px;width:96px}
.nbn-btn--outline-white{border-color:rgba(255,255,255,.28)}

/* ---------- Page heads ---------- */
.nbn-page-hero .nbn-h1,.nbn-cat-head .nbn-h1{font-size:clamp(1.9rem,4vw,3rem);letter-spacing:-.04em}
.nbn-cat-head{border-radius:26px;border-color:var(--nb-line);background:radial-gradient(100% 140% at 0% 0%,hsl(var(--h,217) 95% 96%),#fff 60%)}
.nbn-cat-head__ico{border-radius:18px;background:#fff;color:hsl(var(--h,217) 70% 45%);box-shadow:0 10px 24px -12px hsl(var(--h,217) 60% 40% / .5)}
.nbn-crumbs a{color:var(--nb-muted)!important}

/* ---------- Footer (light) ---------- */
.nbn-footer{background:#fff;color:var(--nb-muted);border-top:1px solid var(--nb-line);margin-top:56px}
.nbn-footer::before{background-image:radial-gradient(rgba(47,91,255,.1) 1px,transparent 1.2px);background-size:22px 22px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 60%);mask-image:linear-gradient(180deg,#000,transparent 60%)}
.nbn-footer__wave{background:radial-gradient(ellipse,rgba(47,91,255,.12),transparent 70%)}
.nbn-footer .nbn-brand__txt b{color:var(--nb-ink)}
.nbn-footer .nbn-brand__txt small{color:var(--nb-muted)}
.nbn-footer .nbn-brand img{background:none;padding:0}
.nbn-footer h4{color:var(--nb-ink);font-family:var(--nb-display);font-size:.98rem}
.nbn-footer__col a{color:var(--nb-muted)!important}
.nbn-footer__col a:hover{color:var(--nb-blue)!important}
.nbn-footer__mail{background:var(--nb-soft);border-color:var(--nb-line);color:var(--nb-text)}
.nbn-footer__mail .nbn-i{color:#0f9f5c}
.nbn-footer__chips span{background:var(--nb-blue-50);color:var(--nb-blue-600)}
.nbn-footer__bottom{border-top-color:var(--nb-line);color:var(--nb-muted)}

/* ---------- Side panel ---------- */
.nbn-side__in{border-radius:22px;border-color:var(--nb-line);box-shadow:0 1px 2px rgba(10,15,31,.04),0 12px 30px -18px rgba(16,24,64,.2)}
.nbn-side__link{border-radius:12px;font-weight:560}
.nbn-side__link.is-active{background:var(--nb-blue-50);color:var(--nb-blue-700)!important;box-shadow:inset 3px 0 0 var(--nb-blue)}
.nbn-side__link.is-active .nbn-i{color:var(--nb-blue)}
.nbn-side__sep{font-weight:700;letter-spacing:.09em}

/* ---------- Plans teaser ---------- */
.nbn-hplan,.nbn-plan{border-radius:26px}
.nbn-hplan--prem{border:1.5px solid #f3cf6e;background:radial-gradient(120% 60% at 100% 0%,#fff7e3,#fff 60%)}

/* =========================================================================
   Sign in
   ========================================================================= */
.nb4-auth{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);min-height:min(720px,calc(100vh - 150px));background:#fff;border:1px solid var(--nb-line);border-radius:32px;overflow:hidden;box-shadow:var(--nb-shadow-lg);margin:8px 0 10px}
.nb4-auth--wide{grid-template-columns:1fr;min-height:0}
.nb4-auth__side{position:relative;overflow:hidden;background:#0a0f1f;color:#c9d2ea;padding:44px 44px 40px;display:flex;flex-direction:column}
.nb4-auth__aurora{position:absolute;inset:0;background:radial-gradient(60% 50% at 10% 0%,rgba(47,91,255,.7),transparent 70%),radial-gradient(50% 50% at 100% 100%,rgba(6,182,212,.45),transparent 70%),radial-gradient(40% 40% at 90% 10%,rgba(124,92,255,.35),transparent 70%);animation:nb4Aurora 16s ease-in-out infinite alternate}
.nb4-auth__aurora::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1.2px);background-size:22px 22px;-webkit-mask-image:radial-gradient(ellipse at 30% 20%,#000,transparent 70%);mask-image:radial-gradient(ellipse at 30% 20%,#000,transparent 70%)}
@keyframes nb4Aurora{to{transform:scale(1.15) translate(-3%,2%)}}
.nb4-auth__side>*:not(.nb4-auth__aurora){position:relative}
.nb4-auth__brand{display:flex;align-items:center;gap:10px;margin-bottom:auto}
.nb4-auth__brand img{width:44px;height:44px;border-radius:14px;background:#fff;padding:2px}
.nb4-auth__brand b{font-family:var(--nb-display);font-size:1.25rem;color:#fff;letter-spacing:-.02em}
.nb4-auth__brand em{font-style:normal;color:#8fb0ff}
.nb4-auth__side h2{color:#fff;font-size:clamp(1.8rem,3vw,2.5rem);line-height:1.08;margin:48px 0 12px;letter-spacing:-.04em}
.nb4-auth__side>p{color:#aab4cf;max-width:420px;margin-bottom:26px}
.nb4-auth__cards{display:grid;gap:10px;max-width:400px;margin-bottom:24px}
.nb4-mini{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);animation:nb4Bob 9s ease-in-out infinite}
.nb4-mini:nth-child(2){margin-left:28px;animation-delay:-3s}
.nb4-mini:nth-child(3){margin-left:12px;animation-delay:-6s}
.nb4-mini b{display:block;color:#fff;font-size:.9rem}
.nb4-mini small{color:#aab4cf;font-size:.76rem}
.nb4-mini>div{flex:1;min-width:0}
.nb4-mini__tag{font-style:normal;font-size:.68rem;font-weight:800;color:#0f9f5c;background:#d8f7e8;padding:3px 8px;border-radius:999px}
.nb4-auth__ticks{list-style:none;display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.84rem}
.nb4-auth__ticks li{display:flex;gap:6px;align-items:center}
.nb4-auth__ticks .nbn-i{color:#5ddc9a;width:16px;height:16px}
.nb4-auth__main{display:grid;place-items:center;padding:44px 36px}
.nb4-auth__box{width:100%;max-width:420px}
.nb4-auth--wide .nb4-auth__main{padding:36px clamp(18px,4vw,48px)}
.nb4-auth--wide .nb4-auth__box{max-width:980px}
.nb4-auth__title{font-family:var(--nb-display);font-size:clamp(1.6rem,2.6vw,2.05rem);letter-spacing:-.035em;margin:18px 0 6px;line-height:1.1}
.nb4-auth .nbn-muted{margin-bottom:22px}
.nb4-auth .nbn-regsteps{gap:8px;margin:0 0 8px}
.nb4-auth .nbn-regsteps li{flex-direction:column;align-items:flex-start;gap:0;padding:12px 0 0;font-size:.74rem;font-weight:650}
.nb4-auth .nbn-regsteps li::after{top:0;bottom:auto;height:4px;background:var(--nb-line)}
.nb4-auth .nbn-regsteps li.is-now::after,.nb4-auth .nbn-regsteps li.is-done::after{background:var(--nb-blue)}
.nb4-auth .nbn-regsteps li.is-done{color:var(--nb-text)}
.nb4-auth .nbn-regsteps li i{display:none}
.nbn-gbtn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;height:50px;border-radius:999px;background:#fff;border:1px solid var(--nb-line-2);color:var(--nb-ink)!important;font-weight:620;font-size:.97rem;box-shadow:0 1px 2px rgba(10,15,31,.05);transition:.2s}
.nbn-gbtn:hover{background:#f8faff;border-color:#c9d1e4;box-shadow:0 8px 20px -10px rgba(16,24,64,.25)}
.nb4-or{display:flex;align-items:center;gap:12px;margin:18px 0;color:var(--nb-muted);font-size:.8rem;font-weight:550}
.nb4-or::before,.nb4-or::after{content:"";flex:1;height:1px;background:var(--nb-line)}
.nb4-auth .nbn-field input{height:50px}
.nb4-auth__legal{font-size:.78rem;color:var(--nb-muted);margin:14px 0 0;text-align:center}
.nb4-auth__legal a{color:var(--nb-text)!important;text-decoration:underline;text-decoration-color:#c9d1e4}
.nb4-auth__mailico{display:grid;place-items:center;width:56px;height:56px;border-radius:18px;background:var(--nb-blue-50);color:var(--nb-blue);margin-top:18px}
.nb4-auth__mailico .nbn-i{width:26px;height:26px}
.nb4-auth .nbn-otp input{border-radius:14px;border:1px solid var(--nb-line-2);box-shadow:0 1px 2px rgba(10,15,31,.04)}
.nb4-auth .nbn-msg.is-err{display:block}
.nbn-has-side .nb4-auth{grid-template-columns:1fr}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
	.nb4-hero{grid-template-columns:1fr;text-align:center;gap:10px;padding-top:18px}
	.nb4-badge,.nb4-cta,.nb4-proof{justify-content:center;margin-left:auto;margin-right:auto}
	.nb4-lead,.nb4-hero__search .nbn-search{margin-left:auto;margin-right:auto}
	.nb4-hero__stage{min-height:0;order:2}
	.nb4-bento{grid-template-columns:1fr 1fr}
	.nb4-tile--ai{grid-column:1 / -1;grid-row:auto}
	.nb4-tile--tree,.nb4-tile:nth-child(4){grid-column:auto}
	.nb4-tile:nth-child(4){grid-column:1 / -1}
}
@media (max-width:900px){
	.nb4-auth{grid-template-columns:1fr;border-radius:26px}
	.nb4-auth__side{display:none}
	.nb4-auth__main{padding:30px 22px}
}
@media (max-width:640px){
	.nb4-display{font-size:clamp(2.3rem,10vw,3rem)}
	.nb4-proof{grid-template-columns:repeat(2,auto);gap:14px 0}
	.nb4-proof div:nth-child(3){padding-left:0;border-left:0}
	.nb4-float--a{left:0;top:4%}
	.nb4-float--b{right:0;bottom:6%}
	.nb4-float--c{display:none}
	.nb4-float{padding:8px 10px 8px 8px}
	.nb4-float__ico{width:32px;height:32px}
	.nb4-bento{grid-template-columns:1fr}
	.nb4-tile--wide{flex-direction:column;align-items:flex-start}
	.nbn-section{padding:44px 0}
	.nb4-cta .nbn-btn{flex:1 1 100%}
	.nb4-auth{border-radius:22px;margin-top:0}
	.nbn-cta{padding:28px 22px;border-radius:26px}
}
@media (prefers-reduced-motion:reduce){.nb4-strip__row,.nb4-hero__shot img,.nb4-float,.nb4-mini,.nb4-auth__aurora,.nb4-hero__glow::after{animation:none!important}}
.nbn-footer__mail a{color:var(--nb-ink)!important}
.nb4-hero>*{min-width:0}
.nb4-bento{grid-auto-rows:auto}
.nb4-tile{min-height:180px}
.nb4-tile--wide{min-height:0}
@media (max-width:1100px){.nb4-hero{grid-template-columns:minmax(0,1fr)}}
@media (max-width:640px){.nb4-hero__search .nbn-search input{font-size:.92rem}.nb4-strip__row a{padding:8px 14px;font-size:.86rem}}
.nbn-main{padding-top:34px}
.admin-bar .nbn-header{top:32px}
@media (max-width:782px){.admin-bar .nbn-header{top:46px}}
@media (max-width:600px){#wpadminbar{position:absolute}.admin-bar .nbn-header{top:0}}