/* Layout: sticky header, hash-routed pages, a measurement-instrument motif (octave bands, dB values) carries the identity */
:root{
  --bg:#F1F3F0; --surface:#FFFFFF; --sunk:#E4E8E4; --ink:#13202A; --muted:#55626B; --line:#C9D1CD;
  --accent:#1F5FD1; --accent-ink:#FFFFFF; --signal:#C98A12; --ok:#2E7D4F; --err:#B3261E;
  --display:"Lato", system-ui, -apple-system, "Segoe UI", sans-serif;
  --body:"Lato", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --r:6px; --max:1120px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0E151A; --surface:#152028; --sunk:#1B2831; --ink:#E6ECEA; --muted:#9AA8AF; --line:#2A3943;
  --accent:#7AA7F5; --accent-ink:#0A1A3A; --signal:#E3B04B; --ok:#6BC28E; --err:#F08A80; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0E151A; --surface:#152028; --sunk:#1B2831; --ink:#E6ECEA; --muted:#9AA8AF; --line:#2A3943;
  --accent:#7AA7F5; --accent-ink:#0A1A3A; --signal:#E3B04B; --ok:#6BC28E; --err:#F08A80; color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font:17px/1.65 var(--body);-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
h1,h2,h3{font-family:var(--display);line-height:1.1;text-wrap:balance;margin:0}
h1{font-size:clamp(2rem,5.2vw,3.4rem);font-weight:900;letter-spacing:-.005em}
h2{font-size:clamp(1.5rem,3.2vw,2.2rem);font-weight:700}
h3{font-size:1.15rem;font-weight:700}
p{margin:0;max-width:65ch}
.wrap{max-width:var(--max);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.eyebrow{font:500 .76rem/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.todo{background:color-mix(in srgb,var(--signal) 22%,transparent);padding:0 .3em;border-radius:3px;font-family:var(--mono);font-size:.85em}
:focus-visible{outline:2px solid var(--signal);outline-offset:2px}

/* Header */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:9;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;gap:16px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);margin-right:auto}
.logo-d{display:none}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .logo-l{display:none}:root:not([data-theme="light"]) .logo-d{display:block}}
:root[data-theme="dark"] .logo-l{display:none}:root[data-theme="dark"] .logo-d{display:block}
.brand img{height:30px;width:auto}
.brand b{font:800 1.12rem/1 var(--display);letter-spacing:.01em}
.brand small{display:block;font:500 .62rem/1.2 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
nav.main{display:flex;gap:4px}
nav.main a{text-decoration:none;color:var(--ink);font-weight:500;font-size:.94rem;padding:8px 10px;border-radius:var(--r)}
nav.main a[aria-current="page"]{color:var(--accent);background:var(--sunk)}
.langbtn,.menubtn{font:500 .8rem/1 var(--mono);border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:9px 10px;border-radius:var(--r);cursor:pointer}
.menubtn{display:none}
@media (max-width:900px){
  nav.main{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;background:var(--bg);border-bottom:1px solid var(--line);padding:8px max(16px,env(safe-area-inset-right,0px)) 16px max(16px,env(safe-area-inset-left,0px))}
  nav.main.open{display:flex}
  .menubtn{display:inline-block}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font:600 .95rem/1 var(--body);text-decoration:none;padding:14px 18px;border-radius:var(--r);border:1px solid transparent;cursor:pointer}
.btn.primary{background:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{border-color:var(--line);color:var(--ink);background:transparent}
.btn.ghost:hover{border-color:var(--accent)}
.actions{display:flex;flex-wrap:wrap;gap:10px}

section{padding-block:clamp(48px,8vw,88px)}
section.tight{padding-block:40px}
.sechead{display:grid;gap:12px;margin-bottom:32px}

/* Hero */
.hero{padding-block:clamp(40px,7vw,80px) 48px}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,5vw,56px);align-items:center}
.hero .lead{font-size:1.12rem;color:var(--muted)}
.hero .copy{display:grid;gap:22px;min-width:0}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}}

/* Instrument panel */
.meter{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:18px;display:grid;gap:14px;min-width:0}
.meter-top{display:flex;flex-wrap:wrap;gap:4px 12px;justify-content:space-between;align-items:baseline;font-family:var(--mono);font-size:.74rem;color:var(--muted);letter-spacing:.06em}
.readout{font:500 clamp(2.4rem,6vw,3.4rem)/1 var(--mono);font-variant-numeric:tabular-nums;color:var(--ink)}
.readout span{font-size:.4em;color:var(--muted);margin-left:6px}
.bands{display:grid;grid-template-columns:repeat(8,1fr);gap:6px;align-items:end;height:150px;border-bottom:1px solid var(--line);position:relative}
.bands::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(to top,var(--line) 0 1px,transparent 1px 30px);opacity:.6}
.band{position:relative;background:var(--accent);border-radius:2px 2px 0 0;height:var(--h);transform-origin:bottom;animation:pulse 3.2s ease-in-out infinite;animation-delay:var(--d)}
.band.hot{background:var(--signal)}
@keyframes pulse{50%{transform:scaleY(.82)}}
@media (prefers-reduced-motion:reduce){.band{animation:none}}
.blabels{display:grid;grid-template-columns:repeat(8,1fr);gap:6px;font:400 .66rem/1 var(--mono);color:var(--muted);text-align:center}
.meter-foot{display:flex;justify-content:space-between;font:400 .72rem/1.4 var(--mono);color:var(--muted);gap:12px;flex-wrap:wrap}

/* Strip of audiences */
.audiences{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.audiences div{padding:22px 18px;border-left:1px solid var(--line);display:grid;gap:6px;min-width:0}
.audiences div:first-child{border-left:0}
.audiences b{font-family:var(--display);font-size:1.05rem}
.audiences p{font-size:.92rem;color:var(--muted)}
@media (max-width:860px){.audiences{grid-template-columns:1fr 1fr}.audiences div:nth-child(3){border-left:0}.audiences div:nth-child(n+3){border-top:1px solid var(--line)}}
@media (max-width:480px){.audiences{grid-template-columns:1fr}.audiences div{border-left:0}.audiences div+div{border-top:1px solid var(--line)}}

/* Service grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;display:grid;gap:10px;align-content:start;min-width:0}
.svc .tag{font:500 .7rem/1 var(--mono);color:var(--muted);letter-spacing:.08em}
.svc p{font-size:.95rem;color:var(--muted)}
.svc ul{margin:4px 0 0;padding-left:18px;font-size:.92rem;display:grid;gap:4px}

/* Method — a real sequence */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:s}
.step{padding:22px 20px 22px 0;border-top:2px solid var(--ink);display:grid;gap:8px;min-width:0}
.step+.step{padding-left:20px;border-left:1px solid var(--line)}
.step .n{font:500 .78rem/1 var(--mono);color:var(--accent)}
.step p{font-size:.94rem;color:var(--muted)}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}.step:nth-child(3){padding-left:0;border-left:0}}
@media (max-width:480px){.steps{grid-template-columns:1fr}.step,.step+.step{padding-left:0;border-left:0}}

/* Band CTA */
.cta{background:var(--ink);color:var(--bg)}
.cta .wrap{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;padding-block:44px}
.cta h2{color:var(--bg);max-width:24ch}
.cta .btn.primary{background:var(--signal);color:#1A1405}
.cta .btn.ghost{color:var(--bg);border-color:color-mix(in srgb,var(--bg) 40%,transparent)}

/* References */
.refs{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.ref{border:1px dashed var(--line);border-radius:var(--r);padding:20px;display:grid;gap:8px;background:var(--surface)}
.ref .meta{font:400 .74rem/1.4 var(--mono);color:var(--muted)}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.chip{font:500 .82rem/1 var(--body);padding:9px 12px;border-radius:99px;border:1px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}

/* Two-column text */
.cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,56px)}
.cols > *{min-width:0}
@media (max-width:760px){.cols{grid-template-columns:1fr}}
.stack{display:grid;gap:14px;align-content:start}
.facts{display:grid;gap:0;border-top:1px solid var(--line)}
.facts div{display:grid;grid-template-columns:160px 1fr;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:.95rem}
.facts dt,.facts span:first-child{color:var(--muted);font-family:var(--mono);font-size:.78rem;letter-spacing:.04em;padding-top:2px}
@media (max-width:480px){.facts div{grid-template-columns:1fr;gap:2px}}

/* Form */
form{display:grid;gap:16px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:600px){.row{grid-template-columns:1fr}}
.field{display:grid;gap:6px;min-width:0}
label{font-weight:500;font-size:.9rem}
input[type=text],input[type=email],input[type=tel],select,textarea{width:100%;font:inherit;font-size:1rem;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px}
textarea{min-height:130px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}
.check{display:grid;grid-template-columns:20px 1fr;gap:10px;align-items:start;font-size:.88rem;color:var(--muted)}
.check input{width:18px;height:18px;margin-top:3px;accent-color:var(--accent)}
.err{color:var(--err);font-size:.82rem}
[aria-invalid="true"]{border-color:var(--err)!important}
.notice{padding:14px 16px;border-radius:var(--r);font-size:.95rem}
.notice.ok{background:color-mix(in srgb,var(--ok) 14%,transparent);border:1px solid var(--ok)}
.notice.bad{background:color-mix(in srgb,var(--err) 12%,transparent);border:1px solid var(--err)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:clamp(18px,3vw,28px)}
.copyline{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.copyline .mono{font-size:1.05rem;user-select:all}
.small{font-size:.82rem}

/* Legal */
.legal h2{font-size:1.4rem;margin-top:28px}
.legal h3{margin-top:18px}
.legal p,.legal li{color:var(--muted);font-size:.96rem}
.legal .stack{gap:10px}

/* Footer */
footer{border-top:1px solid var(--line);padding-block:36px 96px;font-size:.9rem;color:var(--muted)}
footer .wrap{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:28px}
footer .wrap > *{min-width:0}
footer a{color:var(--ink);text-decoration:none}
footer a:hover{color:var(--accent)}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:6px}
footer h3{font-size:.8rem;font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink);margin-bottom:10px}
@media (max-width:760px){footer .wrap{grid-template-columns:1fr}}

/* WhatsApp */
.wa{position:fixed;right:calc(16px + env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:8;display:flex;align-items:center;gap:8px;background:#1E8F4E;color:#fff;text-decoration:none;font-weight:600;font-size:.9rem;padding:12px 16px;border-radius:99px;box-shadow:0 6px 20px rgb(0 0 0 / .22)}
.wa svg{width:20px;height:20px;fill:#fff}

/* Admin */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
table{border-collapse:collapse;width:100%;font-size:.88rem;background:var(--surface)}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top;white-space:nowrap}
td.msg{white-space:normal;min-width:240px}
th{font:500 .72rem/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);background:var(--sunk)}
.pill{display:inline-block;font:500 .72rem/1 var(--mono);padding:4px 7px;border-radius:99px;background:var(--sunk)}
.pill.yes{background:color-mix(in srgb,var(--ok) 18%,transparent);color:var(--ok)}
.kpis{display:flex;flex-wrap:wrap;gap:24px;margin-bottom:16px}
.kpis div{display:grid;gap:2px}
.kpis b{font:500 1.6rem/1 var(--mono)}

.h3{font-size:1.15rem;font-weight:700;line-height:1.2}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}