/* Turquoise Energy — engineering-report look: dark ink bands, light report chapters, turquoise as the single accent; thermal-camera palette reserved for imagery. */
:root{
  --bg:#F3F6F6; --surface:#FFFFFF; --ink:#0D1E22; --muted:#4D6066; --line:#D5E0E1;
  --accent:#0E9C97; --accent-ink:#06615E; --accent-soft:#DDF1EF;
  --hero:#0B2227; --hero-2:#0F2E34; --hero-fg:#E8F3F2; --hero-muted:#9DB8B9; --hero-line:#22424A;
  --warn:#C2410C; --good:#0F7B4F;
  --display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --body:"IBM Plex Sans","Segoe UI",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0A171A; --surface:#10242A; --ink:#E4EFEF; --muted:#94ACAE; --line:#22393F;
  --accent:#2CC7C0; --accent-ink:#5FDCD5; --accent-soft:#0F3A3B;
  --hero:#06120F; --hero-2:#0B1F23; --hero-fg:#E8F3F2; --hero-muted:#93AFB0; --hero-line:#1C353B;
  --warn:#FB923C; --good:#34D399; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0A171A; --surface:#10242A; --ink:#E4EFEF; --muted:#94ACAE; --line:#22393F;
  --accent:#2CC7C0; --accent-ink:#5FDCD5; --accent-soft:#0F3A3B;
  --hero:#06120F; --hero-2:#0B1F23; --hero-fg:#E8F3F2; --hero-muted:#93AFB0; --hero-line:#1C353B;
  --warn:#FB923C; --good:#34D399; color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.6}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--hero)}
a{color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--display);line-height:1.12;text-wrap:balance;margin:0}
h1{font-size:clamp(2.2rem,4.8vw,3.8rem);font-weight:700;letter-spacing:-.02em}
h2{font-size:clamp(1.75rem,3.3vw,2.55rem);font-weight:700;letter-spacing:-.01em}
h3{font-size:1.18rem;font-weight:700}
p{margin:0}
.eyebrow{font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-ink)}
.dark .eyebrow{color:var(--accent)}
.lede{color:var(--muted);max-width:62ch;font-size:1.06rem}
.dark .lede{color:var(--hero-muted)}
.prose{display:grid;gap:14px;max-width:68ch}
.prose p{color:var(--muted)}
.prose h3{margin-top:10px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:6px;font-weight:600;text-decoration:none;border:1px solid transparent;font-family:var(--body);font-size:.97rem;cursor:pointer;transition:filter .15s,border-color .15s}
.btn-primary{background:var(--accent);color:#04201F}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{border-color:var(--hero-line);color:var(--hero-fg)}
.btn-ghost:hover{border-color:var(--accent)}
.btn-line{border-color:var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--accent)}
.arrow::after{content:"→";transition:transform .15s}
.arrow:hover::after{transform:translateX(3px)}

/* header */
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:var(--hero);border-bottom:1px solid var(--hero-line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:13px}
.brand{display:flex;align-items:center;gap:10px;color:var(--hero-fg);text-decoration:none;font-family:var(--display);font-weight:700;font-size:1.15rem;white-space:nowrap}
.links{display:flex;gap:24px;align-items:center}
.links a{color:var(--hero-muted);text-decoration:none;font-size:.92rem}
.links a:hover,.links a[aria-current="page"]{color:var(--hero-fg)}
.links a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--accent);padding-bottom:4px}
.links .btn{padding:9px 16px;color:#04201F}
.menu{display:none;position:relative}
.menu summary{list-style:none;cursor:pointer;color:var(--hero-fg);border:1px solid var(--hero-line);border-radius:6px;padding:7px 12px;font-size:.9rem}
.menu summary::-webkit-details-marker{display:none}
.menu nav{position:absolute;right:0;top:calc(100% + 10px);background:var(--hero-2);border:1px solid var(--hero-line);border-radius:10px;padding:10px;display:grid;min-width:240px;box-shadow:0 18px 40px rgba(0,0,0,.35)}
.menu nav a{color:var(--hero-fg);text-decoration:none;padding:10px 12px;border-radius:6px}
.menu nav a:hover{background:var(--hero-line)}
@media (max-width:980px){.links{display:none}.menu{display:block}}

/* bands */
.dark{background:var(--hero);color:var(--hero-fg)}
.band{padding-block:88px}
.band.tight{padding-block:64px}
.surface{background:var(--surface);border-block:1px solid var(--line)}
.sec-head{display:grid;grid-template-columns:1fr 1fr;gap:28px 56px;align-items:end;margin-bottom:48px}
.sec-head > div{display:grid;gap:14px}
@media (max-width:860px){.sec-head{grid-template-columns:1fr}}

/* hero */
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;padding-block:68px 76px;align-items:center}
.hero-grid > div{min-width:0}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lede{margin-top:20px}
.ctas{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.hero-meta{display:flex;gap:28px;flex-wrap:wrap;margin-top:38px;font-family:var(--mono);font-size:.78rem;color:var(--hero-muted)}
.hero-meta b{display:block;color:var(--hero-fg);font-weight:500;font-size:.9rem}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;gap:40px;padding-block:48px 56px}}
.crumbs{font-family:var(--mono);font-size:.75rem;color:var(--hero-muted);display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.crumbs a{color:var(--hero-muted);text-decoration:none}
.crumbs a:hover{color:var(--hero-fg)}
.page-hero .hero-grid{padding-block:56px 64px}

/* figure frames */
.frame{background:var(--hero-2);border:1px solid var(--hero-line);border-radius:12px;overflow:hidden;min-width:0}
.frame svg{display:block;width:100%;height:auto}
.frame figcaption,.fig-note{font-family:var(--mono);font-size:.7rem;color:var(--hero-muted);padding:10px 16px;border-top:1px solid var(--hero-line)}
.chart{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:22px;min-width:0}
.chart svg{display:block;width:100%;height:auto}
.chart .fig-note{color:var(--muted);border-top:1px solid var(--line);padding:12px 0 0;margin-top:12px}
.chart h3{font-size:1rem;font-family:var(--body);font-weight:600;margin-bottom:4px}
.chart .sub{color:var(--muted);font-size:.85rem;margin-bottom:14px}
.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:.8rem;color:var(--muted);margin-top:10px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:6px;vertical-align:-1px}

/* scan line animation for thermal */
@keyframes scan{0%{transform:translateY(0)}100%{transform:translateY(400px)}}
.scanline{animation:scan 5s linear infinite alternate}
@keyframes pulse{0%,100%{opacity:.55}50%{opacity:1}}
.pulse{animation:pulse 2.4s ease-in-out infinite}

/* strip */
.strip{border-bottom:1px solid var(--line);background:var(--surface)}
.strip .wrap{display:flex;flex-wrap:wrap;gap:10px 30px;padding-block:18px;font-family:var(--mono);font-size:.78rem;color:var(--muted);align-items:center}
.strip b{color:var(--ink);font-weight:500}

/* service cards (home) */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;text-decoration:none;color:inherit;transition:border-color .15s,transform .15s}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card .art{background:var(--hero);border-bottom:1px solid var(--line);aspect-ratio:16/9;max-width:100%}
.card .art svg{width:100%;height:100%;display:block}
.card .body{padding:22px;display:grid;gap:10px;flex:1;align-content:start}
.card p{color:var(--muted);font-size:.94rem}
.card .more{margin-top:auto;padding:0 22px 22px;font-weight:600;color:var(--accent-ink);font-size:.92rem}
.card.lead{grid-column:span 1;border-color:var(--accent)}
.tag{font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink);background:var(--accent-soft);padding:3px 8px;border-radius:4px;justify-self:start}
@media (max-width:900px){.cards{grid-template-columns:1fr}}

/* ashrae levels */
.levels{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface)}
.level{padding:28px;display:grid;gap:16px;align-content:start;border-right:1px solid var(--line);min-width:0}
.level:last-child{border-right:0}
.level.feature{background:var(--accent-soft)}
.lvl-tag{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-family:var(--mono);font-size:.76rem;color:var(--muted)}
.lvl-tag b{font-family:var(--display);font-size:2.6rem;line-height:1;color:var(--accent-ink)}
.level p{color:var(--muted);font-size:.95rem}
.depth{display:flex;gap:4px}
.depth span{height:6px;flex:1;border-radius:3px;background:var(--line)}
.depth span.on{background:var(--accent)}
.spec{display:grid;gap:8px;margin:0;font-size:.9rem}
.spec div{display:grid;grid-template-columns:104px 1fr;gap:10px;padding-top:8px;border-top:1px solid var(--line)}
.spec dt{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding-top:2px}
.spec dd{margin:0}
@media (max-width:900px){.levels{grid-template-columns:1fr}.level{border-right:0;border-bottom:1px solid var(--line)}.level:last-child{border-bottom:0}}

/* comparison table */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
table.cmp{border-collapse:collapse;width:100%;min-width:680px;font-size:.92rem}
table.cmp th,table.cmp td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.cmp thead th{font-family:var(--display);font-size:1rem;background:var(--bg)}
table.cmp tbody th{font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:500;width:170px}
table.cmp tr:last-child td,table.cmp tr:last-child th{border-bottom:0}
.yes{color:var(--good);font-weight:600}
.no{color:var(--muted)}

/* icon grid */
.icons{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.icons > div{background:var(--surface);padding:22px;display:grid;gap:8px;align-content:start;min-width:0}
.icons svg{width:34px;height:34px;color:var(--accent-ink)}
.icons h3{font-size:1rem;font-family:var(--body);font-weight:600}
.icons p{color:var(--muted);font-size:.88rem}
@media (max-width:900px){.icons{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.icons{grid-template-columns:1fr}}

/* timeline */
.timeline{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,1fr);gap:0;counter-reset:s;position:relative}
.timeline li{counter-increment:s;padding:0 18px 0 0;display:grid;gap:8px;align-content:start;position:relative;min-width:0}
.timeline li::before{content:counter(s,decimal-leading-zero);font-family:var(--mono);font-size:.8rem;color:var(--accent-ink);width:40px;height:40px;border-radius:50%;border:1.5px solid var(--accent);display:grid;place-items:center;background:var(--bg);position:relative;z-index:1}
.timeline li::after{content:"";position:absolute;top:20px;left:40px;right:0;height:1.5px;background:var(--line)}
.timeline li:last-child::after{display:none}
.timeline b{font-weight:600}
.timeline span{color:var(--muted);font-size:.9rem}
.timeline em{font-style:normal;font-family:var(--mono);font-size:.72rem;color:var(--muted)}
@media (max-width:900px){.timeline{grid-template-columns:1fr;gap:20px}.timeline li{grid-template-columns:40px 1fr;column-gap:16px}.timeline li > *{grid-column:2}.timeline li::before{grid-row:1/span 3;grid-column:1}.timeline li::after{display:none}}

/* two col */
.two{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.two > *{min-width:0}
.two.wide-left{grid-template-columns:1.15fr .85fr}
@media (max-width:900px){.two,.two.wide-left{grid-template-columns:1fr;gap:36px}}

/* checklist */
.check{list-style:none;padding:0;margin:0;display:grid;gap:0}
.check li{padding:12px 0 12px 30px;border-bottom:1px solid var(--line);position:relative;font-size:.95rem}
.check li::before{content:"";position:absolute;left:0;top:16px;width:16px;height:16px;border-radius:4px;background:var(--accent-soft);box-shadow:inset 0 0 0 1.5px var(--accent)}
.check li::after{content:"";position:absolute;left:5px;top:19px;width:6px;height:9px;border:solid var(--accent-ink);border-width:0 2px 2px 0;transform:rotate(45deg)}
.check li b{font-weight:600}
.check li span{display:block;color:var(--muted);font-size:.9rem}

/* report mock */
.report{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:28px;box-shadow:0 24px 50px -30px rgba(6,40,44,.45);position:relative}
.report::before{content:"";position:absolute;inset:12px -10px -10px 12px;border:1px solid var(--line);border-radius:12px;z-index:-1;background:var(--bg)}
.report .rhead{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-family:var(--mono);font-size:.72rem;color:var(--muted);padding-bottom:14px;border-bottom:2px solid var(--ink)}
.report h3{margin:16px 0 4px}
.toc{list-style:none;padding:0;margin:14px 0 0;font-size:.9rem;font-variant-numeric:tabular-nums}
.toc li{display:flex;gap:10px;padding:7px 0;border-bottom:1px dotted var(--line)}
.toc li span:first-child{font-family:var(--mono);color:var(--accent-ink);width:30px;flex:none}
.toc li span:last-child{margin-left:auto;font-family:var(--mono);color:var(--muted)}

/* laws */
.law-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.juris{border:1px solid var(--line);border-radius:12px;padding:28px;background:var(--bg);min-width:0}
.juris h3{display:flex;justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:6px}
.juris h3 small{font-family:var(--mono);font-size:.7rem;color:var(--muted);font-weight:400;letter-spacing:.08em}
.law{padding:16px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:118px 1fr;gap:14px}
code.chip{font-family:var(--mono);font-size:.78rem;color:var(--accent-ink);background:var(--accent-soft);padding:3px 8px;border-radius:4px;align-self:start;justify-self:start;white-space:nowrap}
.law p{font-size:.93rem;color:var(--muted)}
.law p b{color:var(--ink);font-weight:600}
@media (max-width:860px){.law-grid{grid-template-columns:1fr}}
@media (max-width:480px){.law{grid-template-columns:1fr;gap:8px}}
.lawcard{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:28px;display:grid;gap:14px;align-content:start;min-width:0}
.lawcard .top{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.lawcard .facts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.lawcard .facts div{background:var(--bg);border-radius:8px;padding:12px;display:grid;gap:2px}
.lawcard .facts b{font-family:var(--display);font-size:1.15rem}
.lawcard .facts span{font-size:.75rem;color:var(--muted)}
.lawcard p{color:var(--muted);font-size:.95rem}
.law-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:860px){.law-cards{grid-template-columns:1fr}}
@media (max-width:420px){.lawcard .facts{grid-template-columns:1fr}}

/* features */
.feat{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.feat > div{background:var(--surface);padding:22px;display:grid;gap:6px;align-content:start;min-width:0}
.feat p{color:var(--muted);font-size:.92rem}
.feat h3{font-size:1.02rem;font-family:var(--body);font-weight:600}
.feat.three{grid-template-columns:repeat(3,1fr)}
@media (max-width:860px){.feat.three{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.feat,.feat.three{grid-template-columns:1fr}}
.pills{display:flex;flex-wrap:wrap;gap:8px}
.pills span{font-family:var(--mono);font-size:.74rem;border:1px solid var(--line);border-radius:999px;padding:4px 11px;color:var(--muted);background:var(--surface)}

/* dashboard mock */
.dash{background:var(--hero-2);border:1px solid var(--hero-line);border-radius:12px;padding:18px;color:var(--hero-fg);display:grid;gap:14px;min-width:0}
.dash-top{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-family:var(--mono);font-size:.72rem;color:var(--hero-muted)}
.dash-top .live{color:var(--accent)}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.kpis div{background:var(--hero);border:1px solid var(--hero-line);border-radius:8px;padding:10px 12px;display:grid;gap:2px;min-width:0}
.kpis span{font-family:var(--mono);font-size:.66rem;color:var(--hero-muted);letter-spacing:.05em;text-transform:uppercase}
.kpis b{font-family:var(--display);font-size:1.3rem;font-variant-numeric:tabular-nums}
.kpis em{font-style:normal;font-size:.72rem;font-family:var(--mono)}
.kpis .up{color:#FDBA74}.kpis .down{color:#5EEAD4}
.alerts{display:grid;gap:6px}
.alerts div{display:flex;gap:10px;align-items:center;font-size:.8rem;background:var(--hero);border:1px solid var(--hero-line);border-radius:6px;padding:8px 10px}
.alerts i{width:8px;height:8px;border-radius:50%;flex:none}
.alerts time{margin-left:auto;font-family:var(--mono);font-size:.7rem;color:var(--hero-muted)}
@media (max-width:560px){.kpis{grid-template-columns:1fr 1fr}}

/* contract compare */
.contract{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.contract > div{border:1px solid var(--line);border-radius:12px;padding:24px;background:var(--surface);display:grid;gap:12px;align-content:start}
.contract b.t{font-family:var(--display);font-size:1.25rem}
.contract p{font-size:.93rem;color:var(--muted)}
@media (max-width:700px){.contract{grid-template-columns:1fr}}

/* sectors */
.sectors{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sector{display:grid;grid-template-columns:48px 1fr;gap:14px;align-items:start;padding:20px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.sector svg{width:48px;height:48px;color:var(--accent-ink)}
.sector b{font-family:var(--display);font-size:1.08rem;display:block}
.sector span{color:var(--muted);font-size:.88rem}
@media (max-width:860px){.sectors{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.sectors{grid-template-columns:1fr}}

/* area */
.areas{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.areas h3{margin-bottom:10px}
.areas ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.areas li{font-size:.86rem;border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:var(--surface)}
@media (max-width:700px){.areas{grid-template-columns:1fr}}

/* faq */
.faq{display:grid;gap:0;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font-weight:600;font-size:1.04rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:16px;font-size:1.4rem;color:var(--accent-ink);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 0 20px;color:var(--muted);max-width:72ch}

/* cta band */
.cta-band{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;padding-block:56px}
.cta-band .ph{font-family:var(--display);font-size:1.5rem;font-weight:700;color:var(--hero-fg);text-decoration:none;user-select:all}
.cta-band .r{display:grid;gap:12px;justify-items:start}
@media (max-width:760px){.cta-band{grid-template-columns:1fr}}

/* contact */
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
.info{display:grid;gap:24px;margin-top:30px}
.info .k{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--hero-muted);margin-bottom:6px}
.phone{font-family:var(--display);font-size:1.7rem;font-weight:700;color:var(--hero-fg);text-decoration:none;user-select:all}
.copy{margin-left:10px;font-family:var(--mono);font-size:.72rem;background:transparent;border:1px solid var(--hero-line);color:var(--hero-muted);border-radius:4px;padding:4px 8px;cursor:pointer;vertical-align:middle}
.copy:hover{color:var(--hero-fg);border-color:var(--accent)}
form.quote{background:var(--surface);color:var(--ink);border-radius:12px;padding:32px;display:grid;gap:18px;min-width:0}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:560px){.row{grid-template-columns:1fr}form.quote{padding:22px}}
.field{display:grid;gap:6px;min-width:0}
label,.lbl{font-size:.85rem;font-weight:600}
.req{color:var(--accent-ink)}
input,select,textarea{font:inherit;font-size:.95rem;padding:11px 12px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
textarea{min-height:110px;resize:vertical}
fieldset{border:0;padding:0;margin:0;display:grid;gap:10px}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.checks label{display:flex;align-items:center;gap:8px;font-weight:500;border:1px solid var(--line);border-radius:999px;padding:7px 14px;cursor:pointer;background:var(--bg)}
.checks input{width:auto;accent-color:var(--accent);margin:0}
.checks label:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.err{color:var(--warn);font-size:.85rem}
.fine{font-size:.8rem;color:var(--muted)}
.done{display:grid;gap:12px;padding:12px 0}
.done h3{font-size:1.5rem}
.done p{color:var(--muted)}
.formgrid{display:grid;gap:18px}

/* footer */
footer.site{background:var(--hero);border-top:1px solid var(--hero-line);color:var(--hero-muted);font-size:.88rem}
.foot{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:32px;padding-block:52px 28px}
.foot h4{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--hero-fg);margin:0 0 12px;font-weight:500}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot a{color:var(--hero-muted);text-decoration:none}
.foot a:hover{color:var(--hero-fg)}
.foot address{font-style:normal;line-height:1.6}
.foot p{max-width:34ch}
.legal{border-top:1px solid var(--hero-line);padding-block:18px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.8rem}
@media (max-width:860px){.foot{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.foot{grid-template-columns:1fr}}

.mt-l{margin-top:64px}.mt-m{margin-top:40px}.mt-s{margin-top:20px}
.stack{display:grid;gap:16px}

/* ---------- v3 additions ---------- */
.offer{background:var(--accent);color:#04201F}
.offer .wrap{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;justify-content:center;padding-block:10px;font-size:.9rem;text-align:center}
.offer a{color:#04201F;font-weight:700}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-block:1px solid var(--hero-line)}
.stats div{padding:26px 20px 26px 0;display:grid;gap:4px}
.stats b{font-family:var(--display);font-size:clamp(2.2rem,4vw,3.2rem);line-height:1;color:var(--accent);font-variant-numeric:tabular-nums}
.stats span{color:var(--hero-muted);font-size:.9rem}
.stats.light{border-color:var(--line)}
.stats.light b{color:var(--accent-ink)}
.stats.light span{color:var(--muted)}
@media (max-width:700px){.stats{grid-template-columns:1fr 1fr}}
.tools{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:760px){.tools{grid-template-columns:1fr}}
.tool-card{display:grid;grid-template-columns:56px 1fr;gap:16px;padding:24px;border:1px solid var(--line);border-radius:12px;background:var(--surface);text-decoration:none;color:inherit;transition:border-color .15s}
.tool-card:hover{border-color:var(--accent)}
.tool-card svg{width:56px;height:56px;color:var(--accent-ink)}
.tool-card b{font-family:var(--display);font-size:1.15rem;display:block;margin-bottom:4px}
.tool-card span{color:var(--muted);font-size:.92rem}

/* calculator */
.calc{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}
.calc > *{min-width:0}
@media (max-width:900px){.calc{grid-template-columns:1fr}}
.calc-form{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:26px;display:grid;gap:16px}
.calc-form .hint{font-size:.78rem;color:var(--muted)}
.calc-out{background:var(--hero);color:var(--hero-fg);border-radius:12px;padding:26px;display:grid;gap:18px;position:sticky;top:90px}
.calc-out .big{font-family:var(--display);font-size:clamp(2rem,4vw,2.8rem);font-weight:700;line-height:1;font-variant-numeric:tabular-nums}
.calc-out .k{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--hero-muted)}
.periods{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.periods > div{border:1px solid var(--hero-line);border-radius:8px;padding:14px;display:grid;gap:6px}
.periods .pen{font-family:var(--display);font-size:1.5rem;font-weight:700;font-variant-numeric:tabular-nums}
.periods .ok{color:#5EEAD4}.periods .bad{color:#FDBA74}
.meter-bar{height:10px;border-radius:5px;background:var(--hero-line);position:relative;overflow:visible}
.meter-bar span{position:absolute;inset:0 auto 0 0;border-radius:5px;background:var(--accent)}
.meter-bar i{position:absolute;top:-4px;bottom:-4px;width:2px;background:var(--hero-fg)}
.calc-out .note{font-size:.75rem;color:var(--hero-muted)}
.digits{display:grid;grid-template-columns:repeat(10,1fr);gap:6px}
.digits button{font-family:var(--display);font-size:1.3rem;font-weight:700;padding:14px 0;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--ink);cursor:pointer}
.digits button[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:#04201F}
@media (max-width:520px){.digits{grid-template-columns:repeat(5,1fr)}}
.cycle{display:grid;grid-template-columns:repeat(10,1fr);gap:4px;margin-top:6px}
.cycle span{font-family:var(--mono);font-size:.68rem;text-align:center;padding:8px 0;border-radius:4px;background:var(--hero-line);color:var(--hero-muted)}
.cycle span.on{background:var(--accent);color:#04201F;font-weight:500}
@media (max-width:520px){.cycle{grid-template-columns:repeat(5,1fr)}}

/* article */
.article{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}
@media (max-width:960px){.article{grid-template-columns:1fr}}
.article-body{display:grid;gap:18px;max-width:70ch;font-size:1.04rem}
.article-body h2{font-size:1.6rem;margin-top:22px}
.article-body h3{margin-top:8px}
.article-body p,.article-body li{color:var(--muted)}
.article-body p b,.article-body li b{color:var(--ink)}
.article-body ul,.article-body ol{padding-left:22px;margin:0;display:grid;gap:8px}
.article-body .callout{border-left:3px solid var(--accent);background:var(--accent-soft);padding:16px 20px;border-radius:0 8px 8px 0;color:var(--ink)}
.article-meta{font-family:var(--mono);font-size:.75rem;color:var(--hero-muted);margin-top:18px;display:flex;gap:16px;flex-wrap:wrap}
.aside{position:sticky;top:90px;display:grid;gap:16px}
.aside .box{border:1px solid var(--line);border-radius:12px;padding:22px;background:var(--surface);display:grid;gap:10px}
.aside .box b{font-family:var(--display);font-size:1.1rem}
.aside .box p{color:var(--muted);font-size:.9rem}
.aside ul{list-style:none;padding:0;margin:0;display:grid;gap:8px;font-size:.92rem}
.posts{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media (max-width:760px){.posts{grid-template-columns:1fr}}
.post{border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:26px;display:grid;gap:10px;text-decoration:none;color:inherit;align-content:start;transition:border-color .15s}
.post:hover{border-color:var(--accent)}
.post h3{font-size:1.25rem}
.post p{color:var(--muted);font-size:.94rem}
.post .meta{font-family:var(--mono);font-size:.72rem;color:var(--muted)}

/* link grid */
.linkgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.linkgrid a{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px 18px;border:1px solid var(--line);border-radius:10px;background:var(--surface);text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.linkgrid a::after{content:"→";color:var(--accent-ink)}
.linkgrid a:hover{border-color:var(--accent)}
@media (max-width:760px){.linkgrid{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.linkgrid{grid-template-columns:1fr}}

/* whatsapp */
.wa{position:fixed;right:calc(18px + env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:50;display:flex;align-items:center;gap:8px;background:#25D366;color:#063B1E;text-decoration:none;font-weight:700;font-size:.88rem;padding:12px 16px;border-radius:999px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.wa svg{width:20px;height:20px}
@media (max-width:520px){.wa span{display:none}.wa{padding:14px}}
.lang{color:var(--hero-muted);text-decoration:none;font-family:var(--mono);font-size:.8rem;border:1px solid var(--hero-line);border-radius:4px;padding:3px 7px}
.foot.foot5{grid-template-columns:1.4fr repeat(4,1fr)}
@media (max-width:980px){.foot.foot5{grid-template-columns:1fr 1fr 1fr}.foot.foot5 > div:first-child{grid-column:1/-1}}
@media (max-width:520px){.foot.foot5{grid-template-columns:1fr 1fr}}