:root{--bg:#fff;--ink:#0f172a;--mut:#475569;--line:#e2e8f0;--alt:#f1f5f9;--pri:#0d9488;--pri-d:#0f766e;--acc:#2dd4bf;--dark:#0f172a;--warn:#fef3c7;--warnb:#f59e0b;--r:14px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
img{max-width:100%}a{color:var(--pri-d)}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em}h1{font-size:clamp(2.1rem,5vw,3.6rem);letter-spacing:-.02em}h2{font-size:clamp(1.6rem,3.5vw,2.4rem)}
.container{width:min(1120px,92%);margin:auto}.narrow{width:min(780px,92%)}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;gap:8px;align-items:center;font-weight:800;font-size:1.2rem;text-decoration:none;color:var(--ink)}
.menu{display:flex;gap:22px;align-items:center}.menu a{text-decoration:none;color:var(--mut);font-weight:500}.menu a:hover{color:var(--ink)}
.menu a.btn{color:#fff}.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;font-size:1.3rem;padding:4px 10px}
.btn{display:inline-block;padding:.8em 1.4em;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:1rem;transition:.15s}
.btn-primary{background:var(--pri);color:#fff}.btn-primary:hover{background:var(--pri-d)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-sm{padding:.45em 1.1em}
.hero{background:linear-gradient(135deg,#0f172a,#134e4a);color:#fff;padding:72px 0 0}
.hero .btn-ghost{border-color:#fff;color:#fff}.hero .btn-ghost:hover{background:#fff;color:var(--ink)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.eyebrow{color:var(--acc);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:.8rem;margin:0 0 12px}
.accent{color:var(--acc)}.lead{font-size:1.15rem;color:#cbd5e1;max-width:60ch}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}
.trust{list-style:none;padding:0;margin:0;display:flex;gap:20px;flex-wrap:wrap;color:#99f6e4;font-size:.92rem}.trust li:before{content:"✓ "}
.trust.col{flex-direction:column;gap:6px;color:var(--ink)}
.call-card{background:#fff;color:var(--ink);border-radius:20px;padding:20px;box-shadow:0 30px 60px rgba(0,0,0,.35)}
.call-head{font-weight:700;font-size:.9rem;color:var(--mut);margin-bottom:12px}.dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:#22c55e;margin-right:6px}
.bubble{margin:8px 0;padding:10px 14px;border-radius:14px;font-size:.93rem;max-width:88%}.them{background:var(--alt)}.ai{background:#ccfbf1;margin-left:auto}
.call-foot{font-size:.75rem;color:var(--mut);margin:10px 0 0}
.industries{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;padding:36px 0;margin-top:48px;border-top:1px solid rgba(255,255,255,.15);font-size:.9rem;color:#cbd5e1}
.industries b{color:#fff;font-weight:600}
.section{padding:80px 0}.alt{background:var(--alt)}.sub{color:var(--mut);max-width:62ch;margin-bottom:32px}
.grid{display:grid;gap:20px}.cols-3{grid-template-columns:repeat(3,1fr)}.cols-5{grid-template-columns:repeat(5,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.alt .card{background:#fff}
.calc{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.calc-inputs,.calc-out{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px}
.calc-out{background:var(--dark);color:#fff;text-align:center;display:flex;flex-direction:column;justify-content:center;align-items:center}
.out-label{margin:0;color:#99f6e4}.out-big{font-size:clamp(2.4rem,6vw,3.8rem);font-weight:800;margin:.1em 0;line-height:1.1}.out-big small{font-size:1rem;font-weight:500;color:#cbd5e1}
.out-sub{color:#cbd5e1;margin:0 0 20px}
label{display:block;font-weight:600;font-size:.92rem;margin-bottom:14px}
input,select,textarea{display:block;width:100%;margin-top:6px;padding:.7em .8em;border:1px solid #cbd5e1;border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus,summary:focus-visible,.btn:focus-visible,a:focus-visible{outline:3px solid var(--acc);outline-offset:2px}
.note{font-size:.82rem;color:var(--mut)}.center{text-align:center}
.tag{display:inline-block;background:var(--warn);color:#92400e;border:1px solid var(--warnb);font-size:.7rem;font-weight:800;letter-spacing:.06em;padding:2px 8px;border-radius:6px;margin-bottom:8px}
.badge-placeholder,.banner{background:var(--warn);border:1px solid var(--warnb);color:#92400e;padding:10px 14px;border-radius:10px;font-weight:600;margin-bottom:24px}
.demo-main{display:grid;grid-template-columns:1fr 1fr;gap:20px;background:#fff;border:2px dashed var(--warnb);border-radius:var(--r);padding:28px;margin-bottom:32px}
.phone{font-size:1.4rem;font-weight:800;margin:.2em 0}audio{width:100%}
.slot{background:#fff;border:2px dashed var(--warnb);border-radius:var(--r);padding:16px}.slot h4{font-size:1rem}.slot p{font-size:.85rem;color:var(--mut);margin:0}
.slots-title{margin-top:8px}
.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li b{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--pri);color:#fff;margin-bottom:12px}
.plan{position:relative;display:flex;flex-direction:column}.plan ul{padding-left:18px;color:var(--mut);flex:1}.plan .btn{text-align:center}
.price{font-size:2.4rem;font-weight:800;margin:.1em 0}.price small{font-size:.9rem;font-weight:500;color:var(--mut)}
.featured{border:2px solid var(--pri);box-shadow:0 20px 40px rgba(13,148,136,.15)}.ribbon{position:absolute;top:-12px;right:16px;background:var(--pri);color:#fff;font-size:.75rem;font-weight:700;padding:3px 12px;border-radius:999px}
.metric{font-size:1.5rem;font-weight:800;color:var(--pri-d);margin:.2em 0}
details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;padding:0 18px}
summary{cursor:pointer;font-weight:700;padding:16px 0}details[open] summary{color:var(--pri-d)}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:start}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;box-shadow:0 20px 40px rgba(15,23,42,.08)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:400}.check input{width:auto;margin-top:5px}
.hp{position:absolute;left:-9999px;height:0;width:0;opacity:0}
.status{min-height:1.4em;font-weight:600}.status.ok{color:#15803d}.status.err{color:#b91c1c}
.form .btn{width:100%}
.site-footer{background:var(--dark);color:#cbd5e1;padding:40px 0}.site-footer a{color:#99f6e4}.site-footer .note{color:#94a3b8}
.foot{display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:24px}.foot p{margin:.3em 0}
@media(max-width:900px){
 .hero-grid,.calc,.demo-main,.contact-grid{grid-template-columns:1fr}.cols-3{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.foot{grid-template-columns:1fr}
 .nav-toggle{display:block}.menu{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:16px 4%;border-bottom:1px solid var(--line)}.menu.open{display:flex}
}
@media(max-width:560px){.two,.steps,.cols-5{grid-template-columns:1fr}.section{padding:56px 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* ---- ROI component ---- */
.roi-section{background:linear-gradient(180deg,#ecfdf5,#fff)}
.eyebrow.dark{color:var(--pri-d)}
.roi{display:grid;gap:24px}
.roi-full{grid-template-columns:1fr 1fr;align-items:stretch}
.roi-inputs,.roi-out{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.roi-out{background:var(--dark);color:#fff;border-color:var(--dark);display:flex;flex-direction:column;justify-content:center;gap:10px;box-shadow:0 24px 50px rgba(15,23,42,.25)}
fieldset{border:0;padding:0;margin:0 0 16px;min-width:0}legend{font-weight:600;font-size:.9rem;padding:0;margin-bottom:8px}legend em,.est{font-style:normal;font-weight:700;color:#b45309;font-size:.78rem}
.roi-out .est{color:#fcd34d}
.roi-presets,.roi-plans{display:flex;flex-wrap:wrap;gap:8px}.roi-presets legend,.roi-plans legend{width:100%}
.chip{border:2px solid var(--line);background:#fff;border-radius:12px;padding:8px 14px;font:inherit;font-weight:700;cursor:pointer;display:flex;flex-direction:column;align-items:flex-start;line-height:1.2}
.chip small{font-weight:500;color:var(--mut)}.chip.on{border-color:var(--pri);background:#f0fdfa}
.roi-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.hint{display:block;margin-top:4px;font-weight:400}
.plan-opt{margin:0;flex:1;min-width:120px}.plan-opt input{position:absolute;opacity:0;width:0;height:0}
.plan-opt span{display:block;border:2px solid var(--line);border-radius:12px;padding:10px 12px;cursor:pointer}.plan-opt b{display:block}
.plan-opt input:checked+span{border-color:var(--pri);background:#f0fdfa}.plan-opt input:focus-visible+span{outline:3px solid var(--acc);outline-offset:2px}
.roi-compare{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center}
.roi-compare .lbl{display:block;color:#99f6e4;font-size:.85rem;font-weight:600}.roi-compare .big{display:block;font-size:clamp(2rem,5vw,3.4rem);font-weight:800;line-height:1.05;letter-spacing:-.02em}
.roi-compare .loss .big{color:#fca5a5}.roi-compare .cost .big{color:#fff}.vs{color:#94a3b8;font-weight:700}
.roi-meta{color:#cbd5e1;margin:0}.payback{font-size:1.15rem;margin:0}.payback b{color:var(--acc);font-size:1.5rem}.payback small{display:block;color:#94a3b8;font-size:.78rem}
.btn-block{display:block;text-align:center;width:100%}
.roi-compact{gap:10px;margin-top:12px}.roi-compact .roi-inputs{padding:14px;box-shadow:none}.roi-compact .roi-out{padding:16px;gap:6px;box-shadow:none}
.roi-compact .roi-row{grid-template-columns:1fr 1fr 1fr;gap:8px}.roi-compact label{font-size:.78rem;margin-bottom:8px}.roi-compact input,.roi-compact select{padding:.45em .5em;font-size:.9rem}
.roi-compact .roi-compare .big{font-size:1.7rem}.roi-compact .payback{font-size:.95rem}.roi-compact .payback b{font-size:1.1rem}.roi-compact .btn{padding:.6em 1em;font-size:.9rem}
.roi-compact .hint,.roi-compact .roi-inputs .note{display:none}
.slots{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:20px}
.slot{display:flex;flex-direction:column}.slot-actions{margin:10px 0 6px}
.demo-status{font-size:.85rem;min-height:1.2em;margin:0}.demo-status.ok{color:#15803d}.demo-status.err{color:#b91c1c}
.btn[disabled]{opacity:.6;cursor:not-allowed}
@media(max-width:900px){.roi-full{grid-template-columns:1fr}.roi-row{grid-template-columns:1fr}.roi-compact .roi-row{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:420px){.slots{grid-template-columns:1fr}.roi-compact .roi-row{grid-template-columns:1fr}.roi-compare{grid-template-columns:1fr}.vs{display:none}}

/* ---- pricing v2 ---- */
.billing-toggle{display:inline-flex;background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px;margin:0 auto 28px;position:relative;left:50%;transform:translateX(-50%)}
.billing-toggle button{border:0;background:none;font:inherit;font-weight:700;padding:8px 20px;border-radius:999px;cursor:pointer;color:var(--mut)}
.billing-toggle button.on{background:var(--pri);color:#fff}.billing-toggle .save{font-size:.7rem;background:#fef3c7;color:#92400e;border-radius:999px;padding:1px 8px;margin-left:4px}
.plan .billing-note{margin:0 0 6px;font-size:.82rem;color:var(--mut)}
.plan .setup{margin:8px 0;padding:8px 10px;background:var(--alt);border-radius:8px;font-size:.9rem}
.plan .conv{margin:8px 0;font-size:.95rem}.plan .conv small{color:var(--mut)}
.plan ul{font-size:.9rem}.plan li{margin-bottom:4px}
.addon{margin-top:28px;background:#fff;border:1px dashed var(--pri);border-radius:var(--r);padding:20px 24px}.addon h3{margin:.2em 0}.addon p{margin:0;color:var(--mut)}
.payback2{font-size:.95rem;margin:0;color:#e2e8f0}.payback2 b{color:var(--acc)}.payback2 small{display:block;color:#94a3b8;font-size:.75rem}
.roi-compact .payback2{font-size:.8rem}
.addon .tag{background:#ccfbf1;color:#0f766e;border-color:var(--pri)}
.demo-link{margin-left:12px;font-weight:600;font-size:.9rem;white-space:nowrap}