/* Momentum Business / Education — layout on top of brand-kit-v1/themes/momentum.css tokens. */
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;color-scheme:dark}
[data-theme=light]{color-scheme:light}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.55}
a{color:inherit}
button,input,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%}
.wrap{max-width:1160px;margin:auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:8px;top:-100px;z-index:30}
.skip:focus{top:8px}
.icon{width:24px;height:24px;flex:none}

/* Preview banner — the single place the preview status is stated up front. */
.preview-bar{background:var(--raised);border-bottom:1px solid var(--border);font-size:14px;color:var(--muted)}
.preview-bar .wrap{display:flex;gap:10px;align-items:center;min-height:44px;padding-top:6px;padding-bottom:6px}
.preview-bar strong{color:var(--text)}
.preview-bar .tag{display:inline-block;border:1px solid var(--cyan);color:var(--cyan);border-radius:999px;padding:2px 10px;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;flex:none}

/* Header — one row at every width. */
.header{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--border);background:var(--surface)}
.header-inner{display:flex;gap:16px;align-items:center;justify-content:space-between;min-height:72px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;min-height:48px}
.wordmark{background:#080D1C;padding:10px 12px;border-radius:12px;display:block}
.wordmark img{display:block;width:180px;height:auto}
.product{font-size:18px;font-weight:700}
.nav{display:flex;gap:4px;align-items:center}
.nav a{display:inline-flex;align-items:center;min-height:48px;padding:0 12px;text-decoration:none;border-radius:10px}
.nav a:hover{background:var(--raised)}
.header-actions{display:flex;gap:8px;align-items:center}
.icon-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-width:48px;min-height:48px;padding:0 14px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);font-weight:650}
.menu{display:none;position:relative}
.menu summary{list-style:none}
.menu summary::-webkit-details-marker{display:none}
.menu-panel{position:absolute;right:0;top:56px;min-width:220px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:8px;box-shadow:0 18px 40px rgba(0,0,0,.35)}
.menu-panel a{display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:10px;text-decoration:none}
.menu-panel a:hover{background:var(--raised)}

/* Buttons */
.button{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:48px;padding:12px 22px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--text);text-decoration:none;font-weight:650}
.primary{background:var(--action);color:var(--on-action);border-color:var(--action)}
.eyebrow{color:var(--cyan);letter-spacing:.14em;font-size:12px;font-weight:700;text-transform:uppercase}

/* Hero */
.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;padding-top:72px;padding-bottom:72px;align-items:center}
.hero h1{font-size:clamp(38px,5vw,62px);line-height:1.06;letter-spacing:-.045em;max-width:640px;margin:18px 0}
.hero .lead{color:var(--muted);font-size:19px;line-height:1.65;max-width:560px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 18px}
.points{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:10px;color:var(--muted)}
.points li{display:flex;gap:10px;align-items:center}
.points .icon{color:var(--cyan);width:22px;height:22px}

/* Product mockup (illustration built from brand tokens). */
.mock{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:20px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.35)}
.mock:before{content:'';display:block;height:4px;background:var(--brand-gradient)}
.mock-top{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);font-size:13px;color:var(--muted)}
.dot{width:10px;height:10px;border-radius:50%;background:var(--border)}
.mock-top span:last-child{margin-left:auto}
.mock-body{display:grid;grid-template-columns:150px 1fr;min-height:330px}
.mock-side{border-right:1px solid var(--border);padding:16px 12px;display:grid;align-content:start;gap:6px;font-size:13px;color:var(--muted)}
.mock-side b{display:block;padding:8px 10px;border-radius:8px;font-weight:600}
.mock-side b.on{background:var(--raised);color:var(--text)}
.mock-main{padding:18px;display:grid;gap:14px;align-content:start}
.mock-card{border:1px solid var(--border);border-radius:14px;padding:14px;background:var(--raised)}
.mock-title{display:block;margin:0 0 4px;font-size:15px}
.mock-card p{margin:0;font-size:13px;color:var(--muted)}
.mock-row{display:flex;align-items:center;gap:10px;padding:8px 0;border-top:1px solid var(--border);font-size:13px}
.mock-row:first-of-type{border-top:0}
.avatar{width:30px;height:30px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;background:var(--brand-gradient);color:#080D1C;flex:none}
.mock-row em{margin-left:auto;font-style:normal;color:var(--muted);font-size:12px}
.steps-mini{display:flex;gap:6px}
.steps-mini i{flex:1;height:6px;border-radius:6px;background:var(--border)}
.steps-mini i.done{background:var(--cyan)}
.mock-caption{font-size:12px;color:var(--muted);margin:10px 4px 0;text-align:right}

/* Sections */
.section{padding-top:64px;padding-bottom:64px}
.section h2{font-size:clamp(28px,4vw,42px);letter-spacing:-.035em;margin:12px 0}
.section-intro{color:var(--muted);max-width:720px;font-size:17px}
.band{background:var(--raised);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.card{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:26px;min-width:0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:32px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:32px}
.card h3{margin:14px 0 8px;font-size:19px}
.card p{color:var(--muted);margin:0;font-size:15px}
.feature-icon{width:48px;height:48px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:var(--raised);color:var(--cyan);border:1px solid var(--border)}
.step-number{display:inline-flex;width:40px;height:40px;border-radius:50%;align-items:center;justify-content:center;font-weight:700;background:var(--action);color:var(--on-action)}
.audience li{color:var(--muted);margin:6px 0}
.audience ul{padding-left:18px;margin:12px 0 0}
.badge{display:inline-block;border:1px solid var(--border);border-radius:999px;padding:4px 12px;font-size:12px;color:var(--muted)}
.badge.soon{border-color:var(--warning);color:var(--warning)}
.badge.now{border-color:var(--success);color:var(--success)}

/* Demo */
.demo-banner{display:flex;align-items:start;justify-content:space-between;gap:24px;margin-bottom:24px}
.demo-banner p{color:var(--muted);margin:8px 0}
.demo-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:24px;margin-top:24px}
.pill{display:inline-block;border:1px solid var(--border);border-radius:999px;padding:6px 12px;font-size:12px;color:var(--muted)}
.form label{display:block;font-size:14px;font-weight:650;margin:18px 0 8px}
.form input,.form textarea{width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text)}
.form textarea{min-height:112px;resize:vertical}
.form .button{width:100%;margin-top:24px}
.form-status{min-height:24px;color:var(--cyan);font-size:14px;margin-top:14px}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}
.tabs button{min-height:48px;border-radius:10px;padding:10px 16px;border:1px solid var(--border);background:var(--surface);color:var(--text)}
.tabs button[aria-pressed=true]{background:var(--action);color:var(--on-action);border-color:var(--action)}
.detail{padding:16px 0;border-top:1px solid var(--border)}
.detail strong{display:block;margin-bottom:6px}
.detail p{color:var(--muted);margin:0;overflow-wrap:anywhere}
.status,.note{color:var(--muted);font-size:14px}

/* FAQ */
.faq{margin-top:28px;display:grid;gap:12px;max-width:860px}
.faq details{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:0 20px}
.faq summary{cursor:pointer;min-height:56px;display:flex;align-items:center;font-weight:650;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:'+';margin-left:auto;font-size:22px;color:var(--cyan)}
.faq details[open] summary:after{content:'–'}
.faq details p{color:var(--muted);margin:0 0 18px}

/* Identity + footer */
.identity{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.identity p{color:var(--muted);max-width:650px}
.footer{border-top:1px solid var(--border);background:var(--surface);color:var(--muted);font-size:14px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px;padding-top:40px;padding-bottom:28px}
.footer-title{color:var(--text);font-size:14px;margin:0 0 10px;letter-spacing:0}
.footer ul{list-style:none;padding:0;margin:0}
.footer li a{display:inline-flex;align-items:center;min-height:48px;text-decoration:none}
.footer li a:hover{color:var(--text);text-decoration:underline}
.footer-bottom{border-top:1px solid var(--border);padding-top:18px;padding-bottom:24px;font-size:13px}
.legal{max-width:760px;padding-top:56px;padding-bottom:56px}
.legal h1{font-size:clamp(32px,4vw,44px);letter-spacing:-.03em}
.legal h2{font-size:20px;margin-top:32px}
.legal p,.legal li{color:var(--muted)}

h3,p{overflow-wrap:anywhere}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:3px}

@media(max-width:900px){
  .hero{grid-template-columns:1fr;gap:36px;padding-top:40px;padding-bottom:48px}
  .grid-3,.grid-2,.demo-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:800px){
  .wrap{padding-left:16px;padding-right:16px}
  .wordmark{padding:0;background:none}
  .wordmark img{width:44px;height:44px;border-radius:12px}
  .header-inner{min-height:64px;gap:10px}
  .icon-button .label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
  .icon-button{padding:0 12px}
  .hero h1{font-size:40px}
  .hero .lead{font-size:17px}
  .section{padding-top:44px;padding-bottom:44px}
  .card{padding:22px}
  .demo-banner{flex-direction:column;gap:12px}
  .mock-body{grid-template-columns:1fr}
  .mock-side{display:none}
  .preview-bar .wrap{font-size:13px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Second-pass review additions */
a,button,summary{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.hero h1,.section h2,.legal h1{text-wrap:balance}
.button,.icon-button,.tabs button{transition:background-color .15s ease,border-color .15s ease,color .15s ease}
.button:hover,.icon-button:hover,.tabs button:hover{border-color:var(--cyan)}
.primary:hover{background:var(--selected);border-color:var(--selected)}
.faq summary:hover{color:var(--cyan)}
@media(prefers-reduced-motion:reduce){.button,.icon-button,.tabs button{transition:none}}
/* Tablet: nav links move into the Menu below 1024px so the header never wraps. */
.nav a,.icon-button,.button{white-space:nowrap}
@media(max-width:1023px){.nav{display:none}.menu{display:block}}