/* ============================================================
   NUUBU™ — us-en-nuubu.com — style.css
   Theme     : Deep Onyx (#0D1014) + Bamboo Gold (#C4A35A) + Forest Sage (#3D6B4F) + Warm Cream (#FAF7F0)
   Font      : Philosopher (elegant classical serif — never used before)
   Prefix    : nb-
   Animation : .zen-rise / .zen-risen (new — thematic for Japanese product)
   Hero      : SPLIT — Black LEFT (product) / Cream RIGHT (text)
   ============================================================ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --bk:   #0D1014; /* deep onyx black */
  --bk2:  #161C22;
  --bk3:  #1E2530;
  --gd:   #C4A35A; /* bamboo gold */
  --gd2:  #D4B36A;
  --gd3:  #A8873E;
  --gdp:  #F7F0E2; /* pale gold */
  --sg:   #3D6B4F; /* forest sage */
  --sg2:  #4E8363;
  --sg3:  #2E5239;
  --sgp:  #EAF4EE; /* pale sage */
  --cr:   #FAF7F0; /* warm cream */
  --cr2:  #F5EFE3;
  --wh:   #FFFFFF;
  --of:   #F8F4EC;
  --dk:   #1A1209; /* warm near-black */
  --mu:   #4A3C28; /* warm muted brown */
  --bd:   #DDD0B8; /* cream border */
  --bd2:  #C8B89A;
  --r: 8px; --pill: 50px
}

.nb-w{max-width:1180px;margin:0 auto;padding:0 20px}
html{scroll-behavior:smooth}
body{font-family:'Philosopher',Georgia,serif;font-size:17px;color:var(--dk);background:var(--wh);overflow-x:hidden;line-height:1.78;font-weight:400}
b,strong{font-weight:700}
h1,h2,h3,h4{font-weight:700}

/* ── NAV ── */
nav{position:sticky;top:0;z-index:100;background:var(--bk);height:64px;transition:box-shadow .3s}
.nb-nav-row{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.nb-logo{font-size:1.25rem;font-weight:700;color:var(--gd);text-decoration:none;flex-shrink:0;letter-spacing:.05em}
.nb-nav{display:flex;align-items:center;gap:14px;list-style:none}
.nb-nav a{color:rgba(255,255,255,.65);text-decoration:none;font-size:.84rem;font-weight:400;transition:color .2s;white-space:nowrap}
.nb-nav a:hover{color:var(--gd2)}
.nb-nav-cta{background:var(--gd)!important;color:var(--bk)!important;padding:9px 20px;border-radius:var(--pill);font-weight:700!important;font-size:.82rem!important;transition:background .2s,transform .15s!important}
.nb-nav-cta:hover{background:var(--gd2)!important;transform:translateY(-1px)}
.nb-burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.nb-burger span{width:24px;height:2px;background:var(--gd);display:block;border-radius:2px}
.nb-drawer{display:none;flex-direction:column;background:var(--bk2);border-bottom:2px solid rgba(196,163,90,.2);padding:20px;gap:12px;position:absolute;top:64px;left:0;right:0;z-index:99;box-shadow:0 8px 20px rgba(13,16,20,.5)}
.nb-drawer.open{display:flex}
.nb-drawer a{color:rgba(255,255,255,.65);text-decoration:none;font-size:1rem;font-weight:400;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.nb-drawer a:hover{color:var(--gd2)}
.nb-drawer-cta{background:var(--gd);color:var(--bk)!important;text-align:center;padding:13px;border-radius:var(--pill);font-weight:700;margin-top:6px;border-bottom:none!important}

/* ── BUTTONS ── */
.nb-btn{display:inline-block;background:var(--gd);color:var(--bk);font-weight:700;font-size:.95rem;padding:13px 30px;border-radius:var(--pill);text-decoration:none;font-family:'Philosopher',serif;transition:background .2s,transform .15s;box-shadow:0 3px 14px rgba(196,163,90,.35);letter-spacing:.02em}
.nb-btn:hover{background:var(--gd2);transform:translateY(-2px);box-shadow:0 5px 20px rgba(196,163,90,.5)}
.nb-btn-lg{font-size:1rem;padding:15px 34px}
.nb-btn-xl{font-size:1.05rem;padding:15px 40px}

/* ── BARS ── */
.nb-bar{background:linear-gradient(135deg,var(--bk) 0%,var(--bk2) 100%);padding:46px 20px 38px;text-align:center}
.nb-bar h2,.nb-bar h3{font-size:1.85rem;font-weight:700;color:var(--wh);line-height:1.22;margin-bottom:8px}
.nb-bar p{font-size:.94rem;color:rgba(255,255,255,.55);margin-top:6px;font-style:italic}
.nb-bar-cream{background:linear-gradient(135deg,var(--sg3) 0%,var(--bk) 100%)}

/* ── HERO — SPLIT Black LEFT / Cream RIGHT ── */
.nb-hero{display:flex;align-items:stretch;min-height:92vh}
.nb-hero-grid{display:grid;grid-template-columns:460px 1fr;width:100%;min-height:92vh}

/* LEFT — Black panel */
.nb-hero-left{background:linear-gradient(170deg,var(--bk2) 0%,var(--bk) 100%);padding:48px 40px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;position:relative;overflow:hidden}
.nb-hero-left::before{content:'';position:absolute;bottom:-40px;right:-40px;width:200px;height:200px;border-radius:50%;background:radial-gradient(circle,rgba(196,163,90,.08) 0%,transparent 70%)}
.nb-hero-badge{background:rgba(196,163,90,.15);border:1px solid rgba(196,163,90,.3);color:var(--gd2);font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:1.6px;padding:6px 16px;border-radius:var(--pill);font-family:'Philosopher',serif}
.nb-hero-img-wrap a img{max-width:360px;width:100%;filter:drop-shadow(0 16px 40px rgba(196,163,90,.18));transition:transform .4s;display:block;margin:0 auto}
.nb-hero-img-wrap a:hover img{transform:scale(1.04)}
.nb-hero-left-trust{display:flex;flex-direction:column;gap:6px;width:100%}
.nb-hero-left-trust span{font-size:.82rem;color:rgba(255,255,255,.5);padding:5px 10px;border-left:2px solid rgba(196,163,90,.3)}

/* RIGHT — Cream panel */
.nb-hero-right{background:linear-gradient(170deg,var(--cr) 0%,var(--of) 60%,var(--wh) 100%);padding:48px 52px;display:flex;flex-direction:column;justify-content:center}
.nb-quick-def{background:var(--wh);border:1px solid var(--bd);border-top:3px solid var(--gd);border-radius:var(--r);padding:12px 16px;margin-bottom:16px;font-size:.9rem;line-height:1.68;color:var(--mu);box-shadow:0 2px 8px rgba(196,163,90,.06)}
.nb-tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.nb-tag-bk{background:var(--bk);color:var(--gd);padding:5px 14px;border-radius:var(--pill);font-size:.77rem;font-weight:700;letter-spacing:.3px}
.nb-tag-gd{background:var(--gd);color:var(--bk);padding:5px 14px;border-radius:var(--pill);font-size:.77rem;font-weight:700}
.nb-tag-sg{background:var(--sg);color:var(--wh);padding:5px 14px;border-radius:var(--pill);font-size:.77rem;font-weight:700}
.nb-hero-right h1{font-size:2rem;font-weight:700;line-height:1.12;color:var(--dk);margin-bottom:16px}
.nb-hero-p{font-size:1rem;line-height:1.82;color:var(--mu);margin-bottom:20px;font-style:italic}
.nb-hero-4points{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px}
.nb-hp-item{display:flex;gap:8px;align-items:flex-start;background:var(--wh);border:1px solid var(--bd);border-radius:var(--r);padding:10px 12px}
.nb-hp-item>span{font-size:1.2rem;flex-shrink:0}
.nb-hp-item strong{display:block;font-size:.86rem;font-weight:700;color:var(--dk);margin-bottom:2px}
.nb-hp-item p{font-size:.78rem;line-height:1.5;color:var(--mu);margin:0;font-style:italic}
.nb-trust-row{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:14px}
.nb-trust-row span{font-size:.82rem;font-weight:400;color:var(--mu)}
.nb-hero-disc{font-size:.72rem;color:#9A8870;margin-top:10px;font-style:italic;line-height:1.5}

/* ── PRICE ZONE ── */
.nb-price-zone{background:var(--bk);padding:40px 20px;text-align:center}
.nb-price-zone a{display:inline-block}
.nb-price-zone a img{max-width:960px;width:100%;height:auto;border-radius:var(--r);transition:transform .3s;box-shadow:0 4px 24px rgba(0,0,0,.6)}
.nb-price-zone a:hover img{transform:scale(1.01)}

/* ── WISDOM SECTION ── */
.nb-wisdom-section{background:var(--cr);padding:60px 0}
.nb-wisdom-intro{max-width:780px;margin:0 auto 28px;text-align:center}
.nb-wisdom-intro p{font-size:1rem;line-height:1.82;color:var(--mu);font-style:italic}
.nb-wisdom-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:16px}
.nb-wis-card{background:var(--wh);border:1px solid var(--bd);border-radius:var(--r);border-top:4px solid var(--gd);padding:24px 20px;transition:box-shadow .3s}
.nb-wis-card:hover{box-shadow:0 5px 20px rgba(196,163,90,.12)}
.nb-wc-icon{font-size:2rem;margin-bottom:12px}
.nb-wis-card h3{font-size:.96rem;font-weight:700;color:var(--dk);margin-bottom:10px}
.nb-wis-card p{font-size:.88rem;line-height:1.73;color:var(--mu);margin-bottom:10px}
.nb-wc-highlight{background:var(--gdp);border:1px solid rgba(196,163,90,.25);border-left:3px solid var(--gd);border-radius:var(--r);padding:10px 14px;font-size:.84rem;line-height:1.6;color:var(--dk);font-style:italic}
.nb-wisdom-disc{font-size:.78rem;color:#9A8870;font-style:italic;text-align:center}

/* ── ABOUT ── */
.nb-about{background:var(--wh);padding:60px 0}
.nb-about-grid{display:grid;grid-template-columns:1fr 380px;align-items:center;gap:52px}
.nb-about-copy p{font-size:1rem;line-height:1.82;color:var(--mu);margin-bottom:14px}
.nb-about-disc{font-size:.78rem!important;color:#9A8870;font-style:italic;background:var(--gdp);border:1px solid var(--bd);border-radius:var(--r);padding:10px 14px}
.nb-about-img img{max-width:100%;filter:drop-shadow(0 10px 28px rgba(196,163,90,.15));border-radius:var(--r)}

/* ── SCIENCE SECTION ── */
.nb-science-section{background:var(--of);padding:60px 0}
.nb-science-grid{display:grid;grid-template-columns:1fr 360px;gap:52px;align-items:start}
.nb-sci-text h3{font-size:1.1rem;font-weight:700;color:var(--dk);margin-bottom:14px}
.nb-sci-text p{font-size:.97rem;line-height:1.82;color:var(--mu);margin-bottom:14px}
.nb-sci-steps{display:flex;flex-direction:column;gap:0;margin-top:20px}
.nb-step{display:grid;grid-template-columns:60px 1fr;gap:0;padding:18px 0;border-bottom:1px solid var(--bd)}
.nb-step:last-child{border-bottom:none}
.nb-step-num{background:var(--gd);color:var(--bk);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:700;flex-shrink:0;margin-top:2px}
.nb-step-content{padding-left:16px}
.nb-step-content h4{font-size:.92rem;font-weight:700;color:var(--dk);margin-bottom:6px}
.nb-step-content p{font-size:.86rem;line-height:1.7;color:var(--mu)}
.nb-ss-title{font-size:.84rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--gd3);margin-bottom:14px}
.nb-stat-card{background:var(--wh);border:1px solid var(--bd);border-radius:var(--r);padding:16px 18px;margin-bottom:10px;border-left:3px solid var(--gd)}
.nb-stc-num{font-size:1.5rem;font-weight:700;color:var(--gd3);line-height:1;margin-bottom:6px}
.nb-stat-card p{font-size:.86rem;line-height:1.6;color:var(--mu);font-style:italic}
.nb-stc-highlight{border-left-color:var(--sg);background:var(--sgp)}
.nb-stc-highlight .nb-stc-num{color:var(--sg2)}
.nb-ss-disc{font-size:.76rem;color:#9A8870;font-style:italic;margin-top:10px}

/* ── SIGNS SECTION ── */
.nb-signs-section{background:var(--cr);padding:60px 0}
.nb-signs-intro{max-width:780px;margin:0 auto 28px;text-align:center}
.nb-signs-intro p{font-size:1rem;line-height:1.8;color:var(--mu);font-style:italic}
.nb-signs-grid{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}
.nb-sign-item{background:var(--wh);border:1px solid var(--bd);border-radius:var(--r);padding:18px 20px;display:grid;grid-template-columns:54px 1fr;gap:14px;align-items:flex-start;transition:box-shadow .3s}
.nb-sign-item:hover{box-shadow:0 3px 12px rgba(196,163,90,.1)}
.nb-si-num{background:var(--bk);color:var(--gd);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.9rem;font-weight:700;flex-shrink:0;margin-top:2px}
.nb-si-content h3{font-size:.95rem;font-weight:700;color:var(--dk);margin-bottom:6px}
.nb-si-content p{font-size:.88rem;line-height:1.72;color:var(--mu)}
.nb-signs-disc{font-size:.78rem;color:#9A8870;font-style:italic;text-align:center}

/* ── INGREDIENTS ── */
.nb-ing-section{background:var(--wh);padding:60px 0}
.nb-ing-circle{text-align:center;margin-bottom:32px}
.nb-ing-circle a img{max-width:560px;width:100%;height:auto;border-radius:50%;filter:drop-shadow(0 8px 24px rgba(196,163,90,.2));transition:transform .3s}
.nb-ing-circle a:hover img{transform:scale(1.02)}
.nb-ing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:14px}
.nb-ing-card{background:var(--cr);border:1px solid var(--bd);border-radius:var(--r);overflow:hidden;transition:box-shadow .3s}
.nb-ing-card:hover{box-shadow:0 4px 14px rgba(196,163,90,.1)}
.nb-ic-head{padding:14px 18px;display:flex;align-items:center;gap:10px}
.nb-ich-1{background:linear-gradient(135deg,#2C3A1A 0%,#1A2409 100%);border-bottom:2px solid var(--gd)}
.nb-ich-2{background:linear-gradient(135deg,#1A2E1A 0%,#0F1E0F 100%);border-bottom:2px solid var(--sg2)}
.nb-ich-3{background:linear-gradient(135deg,var(--bk2) 0%,var(--bk) 100%);border-bottom:2px solid #8B9ECA}
.nb-ich-4{background:linear-gradient(135deg,#2E2A0A 0%,#1E1A05 100%);border-bottom:2px solid #C4A840}
.nb-ich-5{background:linear-gradient(135deg,#1A2A14 0%,#101808 100%);border-bottom:2px solid var(--sg)}
.nb-ich-6{background:linear-gradient(135deg,#2A1E0A 0%,#1A1205 100%);border-bottom:2px solid #D48820}
.nb-ich-ico{font-size:1.5rem;flex-shrink:0}
.nb-ic-head h3{font-size:.88rem;font-weight:700;color:var(--wh)}
.nb-ic-head span{display:block;font-size:.74rem;color:rgba(255,255,255,.55);margin-top:2px;font-style:italic}
.nb-ing-card>p{font-size:.84rem;line-height:1.68;color:var(--mu);padding:12px 18px 16px;font-style:italic}
.nb-ing-disc{font-size:.78rem;color:#9A8870;font-style:italic;text-align:center}

/* ── REVIEWS ── */
.nb-reviews{background:var(--of);padding:60px 0}
.nb-rv-list{display:flex;flex-direction:column;gap:18px;margin-bottom:16px}
.nb-rv-card{background:var(--wh);border:1px solid var(--bd);border-radius:var(--r);border-left:3px solid var(--gd);padding:26px 22px;transition:box-shadow .3s}
.nb-rv-card:hover{box-shadow:0 4px 14px rgba(196,163,90,.08)}
.nb-rv-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.nb-rv-stars{font-size:1rem;color:var(--gd);letter-spacing:3px}
.nb-rv-ver{font-size:.77rem;font-weight:700;color:var(--sg2);text-transform:uppercase;letter-spacing:.3px}
.nb-rv-text{font-size:.92rem;line-height:1.76;color:var(--mu);font-style:italic;margin-bottom:18px}
.nb-rv-author{display:flex;align-items:center;gap:12px;border-top:1px solid var(--bd);padding-top:14px}
.nb-rv-photo{width:52px;height:52px;border-radius:50%;object-fit:cover;border:2px solid var(--gd);flex-shrink:0}
.nb-rv-name{font-weight:700;color:var(--dk);font-size:.9rem}
.nb-rv-loc{font-size:.78rem;color:var(--mu)}
.nb-rv-disc{font-size:.77rem;color:#9A8870;text-align:center;font-style:italic}

/* ── GUARANTEE ── */
.nb-guar{background:var(--wh);padding:60px 0}
.nb-guar-grid{display:grid;grid-template-columns:230px 1fr;align-items:center;gap:48px}
.nb-gg-img img{max-width:100%;filter:drop-shadow(0 4px 14px rgba(196,163,90,.12))}
.nb-gg-text h3{font-size:1.25rem;font-weight:700;color:var(--dk);margin-bottom:14px;line-height:1.3}
.nb-gg-text p{font-size:1rem;line-height:1.8;color:var(--mu);margin-bottom:12px;font-style:italic}

/* ── FAQ ── */
.nb-faq{background:var(--cr);padding:60px 0}
.nb-faq-list{display:flex;flex-direction:column;gap:10px}
.nb-fq-item{background:var(--wh);border:1px solid var(--bd);border-radius:var(--r);overflow:hidden;transition:border-color .2s}
.nb-fq-item.open{border-color:var(--gd)}
.nb-fq-btn{width:100%;background:none;border:none;text-align:left;padding:17px 20px;font-family:'Philosopher',serif;font-size:.94rem;font-weight:700;color:var(--dk);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;transition:background .2s;line-height:1.4}
.nb-fq-btn:hover{background:var(--gdp)}
.nb-fq-item.open .nb-fq-btn{background:var(--gdp);color:var(--gd3)}
.nb-fq-ico{font-size:.88rem;color:var(--gd3);flex-shrink:0;transition:transform .3s}
.nb-fq-item.open .nb-fq-ico{transform:rotate(180deg)}
.nb-fq-body{display:none;padding:14px 20px 18px;font-size:.92rem;line-height:1.78;color:var(--mu);border-top:1px solid var(--bd);font-style:italic}
.nb-fq-item.open .nb-fq-body{display:block}

/* ── FINAL CTA ── */
.nb-cta{background:linear-gradient(150deg,var(--bk) 0%,var(--bk2) 60%,#1A1C16 100%);padding:64px 0;text-align:center}
.nb-cta-inner{display:flex;flex-direction:column;align-items:center}
.nb-cta h2{font-size:1.9rem;font-weight:700;color:var(--wh);margin-bottom:10px;line-height:1.22}
.nb-cta-lead{font-size:.97rem;color:rgba(255,255,255,.68);margin-bottom:24px;max-width:700px;line-height:1.78;font-style:italic}
.nb-cta-ings{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:22px;padding:14px 20px;background:rgba(196,163,90,.08);border:1px solid rgba(196,163,90,.2);border-radius:var(--r);max-width:600px;width:100%}
.nb-cta-ings span{font-size:.88rem;font-weight:700;color:var(--gd2)}
.nb-cta-perks{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 18px;margin-bottom:28px;max-width:700px}
.nb-cta-perks span{font-size:.86rem;font-weight:400;color:rgba(255,255,255,.8)}
.nb-cta-legal{font-size:.72rem;color:rgba(255,255,255,.35);margin-top:12px;font-style:italic;line-height:1.65;max-width:700px}

/* ── FOOTER ── */
footer{background:#070A0C;padding:44px 20px 24px}
.nb-ft-top{text-align:center;margin-bottom:16px}
.nb-ft-brand{font-size:1.4rem;font-weight:700;color:var(--gd2);margin-bottom:4px}
.nb-ft-tag{font-size:.82rem;color:rgba(255,255,255,.28)}
.nb-ft-nav-lbl{text-align:center;font-size:.7rem;font-weight:700;color:var(--gd2);text-transform:uppercase;letter-spacing:1.5px;margin:16px 0 10px}
.nb-ft-nav{display:flex;flex-wrap:wrap;justify-content:center;background:rgba(255,255,255,.05);border-radius:var(--r);padding:14px 16px;margin-bottom:24px;gap:4px;border:1px solid rgba(255,255,255,.08)}
.nb-ft-nav a{color:rgba(255,255,255,.55);text-decoration:none;font-size:.86rem;font-weight:400;padding:5px 14px;border-right:1px solid rgba(255,255,255,.1);transition:color .2s,background .2s,border-radius .2s;white-space:nowrap}
.nb-ft-nav a:last-child{border-right:none}
.nb-ft-nav a:hover{color:#070A0C;background:var(--gd2);border-radius:20px;border-right:1px solid transparent}
.nb-ft-legal{max-width:1000px;margin:0 auto;border-top:1px solid rgba(255,255,255,.07);padding-top:20px}
.nb-ft-disc{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:var(--r);padding:16px 20px;margin-bottom:16px}
.nb-ft-disc strong{font-size:.82rem;color:var(--gd2);display:block;margin-bottom:8px}
.nb-ft-disc p{font-size:.77rem;line-height:1.7;color:rgba(255,255,255,.3);margin-bottom:8px;font-style:italic}
.nb-ft-disc p:last-child{margin-bottom:0}
.nb-ft-links{text-align:center;margin-bottom:14px;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:6px}
.nb-ft-links a{color:rgba(255,255,255,.5);text-decoration:none;font-size:.82rem;font-weight:400;transition:color .2s}
.nb-ft-links a:hover{color:var(--gd2);text-decoration:underline}
.nb-ft-links span{color:rgba(255,255,255,.15)}
.nb-ft-copy{text-align:center;font-size:.78rem;color:rgba(255,255,255,.2)}
.nb-ft-copy a{color:rgba(255,255,255,.35);text-decoration:none}
.nb-ft-copy a:hover{color:var(--gd2)}

/* ── ZEN-RISE — new animation ── */
.zen-rise{opacity:0;transform:translateY(20px);transition:opacity .56s ease,transform .56s ease}
.zen-rise.zen-risen{opacity:1;transform:translateY(0)}

/* ── RESPONSIVE ── */
@media(max-width:1040px){
  .nb-hero-grid{grid-template-columns:1fr}
  .nb-hero{min-height:auto}
  .nb-hero-left{min-height:auto;padding:40px 24px}
  .nb-hero-right{padding:40px 24px}
  .nb-hero-img-wrap a img{max-width:260px;margin:0 auto}
  .nb-hero-right h1{font-size:1.85rem}
  .nb-wisdom-grid{grid-template-columns:1fr}
  .nb-about-grid{grid-template-columns:1fr}
  .nb-about-img img{max-width:280px;margin:0 auto;display:block}
  .nb-science-grid{grid-template-columns:1fr}
  .nb-ing-grid{grid-template-columns:repeat(2,1fr)}
  .nb-guar-grid{grid-template-columns:1fr;text-align:center}
}
@media(max-width:700px){
  nav{padding:0}
  .nb-w.nb-nav-row{padding:0 16px}
  .nb-nav{display:none}
  .nb-burger{display:flex}
  .nb-hero-4points{grid-template-columns:1fr}
  .nb-bar{padding:36px 16px 28px}
  .nb-bar h2,.nb-bar h3{font-size:1.52rem}
  .nb-ing-grid{grid-template-columns:1fr}
  .nb-sign-item{grid-template-columns:44px 1fr}
  .nb-wisdom-section,.nb-about,.nb-science-section,.nb-signs-section,
  .nb-ing-section,.nb-reviews,.nb-guar,.nb-faq{padding:44px 0}
  .nb-price-zone{padding:24px 16px}
  .nb-cta{padding:48px 16px}
  .nb-cta h2{font-size:1.58rem}
  footer{padding:36px 16px 20px}
  .nb-ft-nav a{border-right:none;padding:5px 10px}
}