:root{
  --bg:#f6f1ea; --paper:#fffdf9; --ink:#1f2724; --muted:#5b6461; --line:#e4dcd0;
  --brand:#2f3b36; --accent:#b8835a; --accent-ink:#8a5a34; --buy:#0071dc; --buy-dark:#0058ad;
  --r:18px; --shadow:0 10px 30px rgba(31,39,36,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
section[id]{scroll-margin-top:64px}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;overflow-x:hidden}
img,video{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.12;letter-spacing:-.02em;margin:0 0 .4em}
h1{font-size:clamp(2.1rem,8.5vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.7rem,6.5vw,2.6rem);font-weight:800}
h3{font-size:1.15rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:10px 14px;z-index:99}
.skip:focus{left:10px;top:10px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
[hidden]{display:none!important}

.topbar{position:sticky;top:0;z-index:20;background:rgba(246,241,234,.92);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.topbar-in{display:flex;align-items:center;gap:14px;height:60px}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;text-decoration:none;font-size:1.08rem;letter-spacing:-.01em;margin-right:auto;white-space:nowrap}
.nav{display:flex;gap:16px;font-size:.95rem;font-weight:600}
.nav{align-items:center}
.nav a{text-decoration:none;color:var(--muted);padding:12px 4px;display:inline-block;white-space:nowrap}
.nav a:hover{color:var(--ink)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--buy);color:#fff;text-decoration:none;font-weight:700;border-radius:999px;border:0;cursor:pointer;font-family:inherit;transition:background .15s,transform .15s}
.btn:hover{background:var(--buy-dark)}
.btn:active{transform:scale(.98)}
.btn-small{padding:9px 15px;font-size:.9rem;white-space:nowrap}
.btn-big{padding:17px 28px;font-size:1.1rem;min-height:56px;box-shadow:0 8px 20px rgba(0,113,220,.25)}
.btn-light{background:#fff;color:var(--buy)}
.btn-light:hover{background:#eef5ff}
.btn-ghost{background:transparent;color:var(--ink);border:2px solid var(--ink);padding:12px 20px}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn:disabled{opacity:.6;cursor:wait}

.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:700;color:var(--accent-ink);margin-bottom:.6em}
.sub{color:var(--muted);font-size:1.05rem;max-width:40em}
.accent{color:var(--accent-ink)}

.hero{padding:28px 0 40px}
.hero-in{display:grid;gap:26px}
.lead{font-size:1.12rem;color:var(--muted);max-width:32em}
.cta-row{display:flex;flex-direction:column;align-items:flex-start;gap:10px;margin:22px 0 18px}
.cta-row .btn-big{width:100%}
.price{margin:0;color:var(--muted);font-size:.98rem}
.price strong{color:var(--ink);font-size:1.15rem}
.chips{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.chips li{background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:.88rem;font-weight:600}
.hero-media{position:relative;border-radius:24px;overflow:hidden;box-shadow:var(--shadow);background:#e9e1d6;aspect-ratio:4/5}
.hero-img{width:100%;height:100%;object-fit:cover;object-position:center 30%}
.sound-btn{position:absolute;right:12px;bottom:12px;background:rgba(0,0,0,.6);color:#fff;border:0;border-radius:999px;padding:8px 14px;font:600 .85rem/1 inherit;cursor:pointer}

.section{padding:56px 0}
.ba{background:var(--paper)}
.ba-pair{display:grid;gap:18px;margin-top:24px}
.ba-card{margin:0;border-radius:var(--r);overflow:hidden;background:var(--bg);border:1px solid var(--line);box-shadow:var(--shadow)}
.ba-card img{width:100%}
.ba-card figcaption{padding:14px 18px 18px}
.ba-card p{margin:.45em 0 0;color:var(--muted)}
.tag{display:inline-block;font-weight:800;font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;padding:4px 10px;border-radius:999px}
.ba-before .tag{background:#f3e3e0;color:#9a3b2c}
.ba-after .tag{background:#e2efe6;color:#2c6a43}

.steps{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:22px}
.step{background:var(--paper);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.step img{width:100%;aspect-ratio:4/3;object-fit:cover;object-position:center 35%}
.step-txt{padding:18px 20px 20px;position:relative}
.step-txt p{margin:0;color:var(--muted)}
.num{position:absolute;top:-24px;left:18px;width:46px;height:46px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;font-size:1.2rem;display:grid;place-items:center;border:4px solid var(--paper)}
.step h3{margin-top:14px}

.features{background:var(--brand);color:#f6f1ea}
.features .eyebrow{color:#e0b48f}
.feat-grid{list-style:none;padding:0;margin:26px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.feat-grid li{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:16px}
.feat-grid h3{font-size:1rem;margin:.5em 0 .3em}
.feat-grid p{margin:0;font-size:.92rem;color:#d6d9d3;line-height:1.45}
.ico{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:#e0b48f;color:var(--brand);font-size:1.2rem;font-weight:800}

.gallery{padding-bottom:40px}
.gal-scroll{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;padding:20px 20px 8px;scrollbar-width:thin;-webkit-overflow-scrolling:touch}
.gal-scroll img{flex:0 0 auto;width:78vw;max-width:420px;height:auto;aspect-ratio:1/1;object-fit:cover;border-radius:16px;scroll-snap-align:center;box-shadow:var(--shadow);background:#e9e1d6}
.hint{color:var(--muted);font-size:.88rem;margin-top:6px}

.specs{background:var(--paper)}
.spec-list{margin:22px 0 0;border-top:1px solid var(--line)}
.spec-list div{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid var(--line)}
.spec-list dt{color:var(--muted)}
.spec-list dd{margin:0;font-weight:600;text-align:right}

.faq details{background:var(--paper);border:1px solid var(--line);border-radius:14px;margin-top:10px}
.faq summary{cursor:pointer;padding:16px 44px 16px 18px;font-weight:700;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:18px;top:50%;transform:translateY(-50%);font-size:1.4rem;color:var(--accent-ink)}
.faq details[open] summary::after{content:"\2212"}
.faq details p{padding:0 18px 16px;margin:0;color:var(--muted)}

.wholesale{background:var(--paper)}
.ws-in{display:grid;gap:22px}
.ws-form{display:grid;grid-template-columns:1fr;gap:14px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:20px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-weight:600;font-size:.93rem}
.field input,.field select,.field textarea{font:inherit;font-size:16px;padding:13px 14px;border:1.5px solid #cfc5b7;border-radius:12px;background:#fff;color:var(--ink);width:100%}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);outline:3px solid rgba(184,131,90,.35);outline-offset:0}
.field textarea{resize:vertical}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
.form-status{margin:0;color:#9a3b2c;font-size:.95rem}
.form-status:empty{display:none}
.ws-thanks{background:#e2efe6;border:1px solid #bcd9c5;border-radius:var(--r);padding:28px 22px;text-align:center}
.ws-thanks h3{font-size:1.4rem;color:#2c6a43}
.ws-thanks p{margin:0;color:#2f4a3a}

.contact{text-align:center}
.contact .sub{margin:0 auto}
.mail{color:var(--accent-ink);font-weight:700;word-break:break-word}
.contact-list{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:16px}
.contact-list:empty{display:none}

.final-cta{background:var(--buy);color:#fff;text-align:center;padding:60px 0 70px}
.final-cta p{opacity:.9;font-size:1.08rem}

.footer{padding:28px 0 110px;color:var(--muted);font-size:.92rem;text-align:center}
.footer p{margin:.3em 0}
.footer a{color:var(--muted)}
.small{font-size:.8rem;opacity:.8}

.buybar{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(255,253,249,.96);border-top:1px solid var(--line);transform:translateY(110%);transition:transform .25s}
.buybar.show{transform:none}
.buybar .btn{width:100%;min-height:52px;padding:14px}

@media (max-width:759px){
  .topbar-in{height:56px}
  .topbar .btn-small{display:none}           /* hero button + sticky bar carry Buy on phones */
  .nav{gap:10px;font-size:1rem}
  .nav a{color:var(--ink)}
  .hero{padding:16px 0 36px}
  .hero-in{gap:18px}
  .hero-media{order:-1;aspect-ratio:5/4;border-radius:20px}
  .hero-img{object-position:center 38%}
  .lead{font-size:1.06rem}
  .cta-row{margin:18px 0 14px}
  .feat-grid{grid-template-columns:1fr;gap:10px}
  .feat-grid li{display:grid;grid-template-columns:42px 1fr;column-gap:14px;align-items:start;padding:16px}
  .feat-grid .ico{grid-row:span 2}
  .feat-grid h3{margin:.1em 0 .2em;font-size:1.08rem}
  .feat-grid p{font-size:1rem}
  .spec-list dd{max-width:60%}
}
@media (max-width:440px){ .nav a[href="#how"]{display:none} }
@media (min-width:760px){
  body{font-size:18px}
  .hero{padding:56px 0 70px}
  .hero-in{grid-template-columns:1.1fr .9fr;align-items:center;gap:48px}
  .cta-row .btn-big{width:auto}
  .cta-row{flex-direction:row;align-items:center;gap:18px}
  .ba-pair{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(3,1fr)}
  .feat-grid{grid-template-columns:repeat(3,1fr);gap:16px}
  .feat-grid li{padding:22px}
  .gal-scroll{padding-left:max(20px,calc((100vw - 1080px)/2))}
  .gal-scroll img{width:380px}
  .spec-list{display:grid;grid-template-columns:1fr 1fr;column-gap:40px}
  .faq .wrap{max-width:820px}
  .ws-in{grid-template-columns:.8fr 1.2fr;align-items:start}
  .ws-form{grid-template-columns:1fr 1fr;padding:28px}
  .field-full{grid-column:1/-1}
  .buybar{display:none}
  .footer{padding-bottom:40px}
}

/* ===== Logo image (from Practic Home's official instructions PDF) ===== */
.logo-img{display:block;height:38px;width:auto}
@media (max-width:440px){ .logo-img{height:34px} .nav{gap:12px} }

/* ===== Installation ===== */
.install{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.install .lead-sm{color:var(--muted);margin:0 0 16px}
.pdf-btn{min-height:50px;width:100%;margin:4px 0 6px}
.install .ih{font-size:1.2rem;margin:34px 0 12px}
.kit{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.kit li{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px;font-weight:600;font-size:.98rem;line-height:1.25}
.kit .kimg{flex:0 0 52px;height:52px;display:flex;align-items:center;justify-content:center}
.kit img{max-width:52px;max-height:52px;width:auto;height:auto}
.kit b{margin-left:auto;color:var(--accent-ink);font-size:1rem;white-space:nowrap}
.isteps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr;gap:14px}
.istep{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column}
.istep img{display:block;width:100%;height:auto;aspect-ratio:auto;padding:14px 14px 0;background:#fff}
.istep p{margin:0;padding:12px 16px 16px;display:flex;gap:12px;align-items:flex-start;font-size:1rem;line-height:1.45}
.inum{flex:0 0 30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;font-size:.92rem;display:inline-flex;align-items:center;justify-content:center;margin-top:-2px}
.iop,.isafe{margin-top:30px;border-radius:16px;padding:4px 20px 14px}
.iop{background:#fff;border:1px solid var(--line)}
.isafe{background:#fbf3ec;border:1px solid #ecd9c6}
.iop .ih,.isafe .ih{margin-top:16px}
.iop ol,.isafe ul{margin:0;padding-left:1.2em}
.iop li,.isafe li{margin:.35em 0}
.isafe + .pdf-btn{margin-top:24px}
@media (min-width:600px){ .isteps{grid-template-columns:1fr 1fr} .istep.wide{grid-column:span 2} .istep.wide img{max-width:640px;margin:0 auto} }
@media (min-width:760px){ .pdf-btn{width:auto} .kit{grid-template-columns:repeat(5,1fr)} .kit li{flex-direction:column;text-align:center;gap:6px;padding:14px 10px} .kit .kimg{flex-basis:auto;height:70px} .kit img{max-width:90px;max-height:70px} .kit b{margin:0} .isteps{grid-template-columns:repeat(3,1fr)} .istep.wide{grid-column:span 2} .install .wrap{max-width:1000px} }

@media (max-width:599px){
  .isteps{gap:10px}
  .istep{flex-direction:row;align-items:center}
  .istep img{flex:0 0 46%;width:46%;padding:10px 0 10px 10px}
  .istep p{flex:1;flex-direction:column;gap:6px;padding:12px 14px 12px 12px;font-size:.97rem;line-height:1.4}
  .inum{margin-top:0;flex:0 0 28px;width:28px;height:28px}
}