:root{
  --slate:#1F2A37; --stone:#5B6B7A; --amber:#F2A93B; --teal:#2A9D8F; --chalk:#F5F3EE;
  --white:#fff; --line:#E3DFD6; --slate-2:#2A3746;
  --f-head:"DM Sans",system-ui,sans-serif; --f-body:"IBM Plex Sans",system-ui,sans-serif; --f-mono:"IBM Plex Mono",ui-monospace,monospace;
  --r:14px; --wrap:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;font-family:var(--f-body);color:var(--slate);background:var(--white);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
html[lang="en"] .es, html[lang="es"] .en{display:none!important}
img,svg{max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:var(--f-head);line-height:1.15;margin:0 0 .6em;letter-spacing:-.02em}
h1{font-size:clamp(2.3rem,5vw,3.9rem);font-weight:700}
h2{font-size:clamp(1.75rem,3.2vw,2.6rem);font-weight:700;max-width:22ch}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em}
.mono{font-family:var(--f-mono)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.skip{position:absolute;left:-999px;top:8px;background:var(--amber);color:var(--slate);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:6px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,243,238,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--slate)}
.brand-mark{width:34px;height:34px}
.brand-word{font-family:var(--f-head);font-weight:700;font-size:1.45rem;letter-spacing:-.03em}
.nav{display:flex;gap:28px}
.nav a{text-decoration:none;font-weight:500;color:var(--stone)}
.nav a:hover{color:var(--slate)}
.header-actions{display:flex;align-items:center;gap:14px}
.lang-toggle{display:flex;border:1.5px solid var(--slate);border-radius:999px;overflow:hidden}
.lang-toggle button{font:600 .8rem var(--f-mono);background:transparent;color:var(--slate);border:0;padding:6px 12px;cursor:pointer;min-height:34px}
.lang-toggle button[aria-pressed="true"]{background:var(--slate);color:var(--chalk)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 1rem var(--f-head);text-decoration:none;padding:14px 24px;border-radius:10px;border:2px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s;min-height:48px}
.btn:hover{transform:translateY(-1px)}
.btn-amber{background:var(--amber);color:var(--slate);box-shadow:0 6px 18px rgba(242,169,59,.28)}
.btn-ghost{border-color:var(--slate);color:var(--slate);background:transparent}
.btn-sm{padding:8px 16px;min-height:38px;font-size:.92rem}
.btn-block{width:100%}
.btn-wa{background:#25D366;color:#0b2b17}

/* hero */
.hero{background:var(--chalk);padding:72px 0 88px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.eyebrow{font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:var(--stone);margin-bottom:14px}
.hl{color:var(--slate);background:linear-gradient(transparent 62%,rgba(242,169,59,.55) 62%)}
.lead{font-size:1.15rem;color:var(--stone);max-width:58ch}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 14px}
.fine{font-size:.88rem;color:var(--stone)}
.hero-card{background:var(--slate);color:var(--chalk);border-radius:20px;padding:22px;box-shadow:0 24px 60px rgba(31,42,55,.25)}
.card-top{font-size:.78rem;color:#AAB4BF;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--teal);display:inline-block}
.msg{background:var(--slate-2);border-radius:12px;padding:12px 14px;margin-bottom:12px}
.msg.ai{border-left:4px solid var(--amber)}
.msg.wa{border-left:4px solid var(--teal)}
.msg-from{font-size:.72rem;color:#AAB4BF;margin-bottom:4px}
.msg-body{font-size:.95rem}
.msg-actions{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}
.chip{font:600 .75rem var(--f-mono);padding:5px 10px;border-radius:999px;border:1px solid #4A5868;color:var(--chalk)}
.chip-teal{background:var(--teal);border-color:var(--teal)}
.card-note{font-size:.7rem;color:#8B97A4;margin:4px 0 0;text-align:right}

/* sections */
.section{padding:88px 0}
.section-chalk{background:var(--chalk)}
.section-dark{background:var(--slate);color:var(--chalk)}
.section-dark .eyebrow,.section-dark .fine,.section-dark .lead{color:#C3CBD3}
.section-dark h2{color:var(--white)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px;align-items:stretch}
.pain{border:1px solid var(--line);border-top:4px solid var(--amber);border-radius:var(--r);padding:22px;background:var(--white)}
.pain p{color:var(--stone);font-size:.98rem;margin:0}

/* founder */
.founder-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
.founder-grid strong{color:var(--amber)}
.proof{background:var(--slate-2);border-radius:18px;padding:26px;border:1px dashed #56677A}
.stat{display:flex;flex-direction:column;padding:14px 0;border-bottom:1px solid #3A4858}
.stat:last-of-type{border-bottom:0}
.stat-num{font-size:2rem;color:var(--amber);font-weight:500}
.stat-label{color:#C3CBD3;font-size:.95rem}
.placeholder-note{margin:10px 0 0;font-style:italic}

/* offers */
.offer{border:1px solid var(--line);border-radius:var(--r);padding:28px;display:flex;flex-direction:column;background:var(--white)}
.offer p{color:var(--stone)}
.offer-featured{border:2px solid var(--slate);box-shadow:0 16px 40px rgba(31,42,55,.10)}
.tag{display:inline-block;align-self:flex-start;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;background:var(--teal);color:var(--white)!important;padding:4px 10px;border-radius:999px;margin-bottom:12px}
.checks{list-style:none;padding:0;margin:0 0 20px}
.checks li{padding-left:28px;position:relative;margin:8px 0;font-weight:500}
.checks li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:10px;border-left:3px solid var(--teal);border-bottom:3px solid var(--teal);transform:rotate(-45deg)}
.price{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);color:var(--slate)!important;font-size:1rem}
.price strong{font-family:var(--f-head);font-size:1.35rem}
.from{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.12em;color:var(--stone)}
.audit{margin-top:26px;display:flex;justify-content:space-between;align-items:center;gap:24px;background:var(--chalk);border-radius:var(--r);padding:24px 28px;border:1px solid var(--line)}
.audit h3{margin-bottom:6px}.audit p{margin:0;color:var(--stone)}
.price-audit{border:0;margin:0;padding:0}
.price-audit strong{font-size:2rem}

/* steps */
.steps{list-style:none;padding:0;margin:36px 0 0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps li{background:var(--white);border-radius:var(--r);padding:24px;border:1px solid var(--line);position:relative}
.step-n{display:inline-block;font-size:.85rem;font-weight:500;color:var(--slate);background:var(--amber);border-radius:6px;padding:2px 8px;margin-bottom:14px}
.steps p{color:var(--stone);margin:0;font-size:.98rem}

/* compare */
.compare{margin-top:32px;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.row{display:grid;grid-template-columns:1fr 1.4fr 1.2fr;border-top:1px solid var(--line)}
.row:first-child{border-top:0}
.row>span{padding:16px 20px}
.row.head{background:var(--slate);color:var(--chalk);font-family:var(--f-head);font-weight:700}
.row [role="rowheader"]{font-weight:600}
.row [role="cell"]:nth-child(2){background:rgba(42,157,143,.08);font-weight:500}
.row [role="cell"]:nth-child(3){color:var(--stone)}

/* faq */
details{background:var(--white);border:1px solid var(--line);border-radius:12px;margin:12px 0;padding:0 20px}
summary{cursor:pointer;font-family:var(--f-head);font-weight:700;font-size:1.08rem;padding:18px 28px 18px 0;list-style:none;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:0;top:14px;font-size:1.5rem;color:var(--amber)}
details[open] summary::after{content:"–"}
details p{color:var(--stone);padding-bottom:6px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact-alt{margin-top:26px}
.contact-alt .fine{margin-top:16px}
.contact-alt a[href^="mailto"]{color:var(--amber)}
.pending{font-size:.75rem;color:#E9C58A}
.form{background:var(--chalk);color:var(--slate);border-radius:18px;padding:28px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px;font-size:.95rem}
.field input,.field select,.field textarea{width:100%;font:inherit;font-size:1rem;padding:12px 14px;border:1.5px solid #CFC9BD;border-radius:10px;background:var(--white);color:var(--slate)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(42,157,143,.25)}
.form-note{margin:12px 0 0;text-align:center}

/* footer */
.site-footer{background:#18212C;color:#C3CBD3;padding:40px 0}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px}
.site-footer .fine{color:#9AA6B2;margin:0}
.brand-footer{color:var(--chalk)}

/* responsive */
@media (max-width:1000px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr}
  .hero-grid,.founder-grid,.contact-grid{grid-template-columns:1fr;gap:40px}
  .nav{display:none}
}
@media (max-width:600px){
  body{font-size:16px}
  .section{padding:64px 0}
  .hero{padding:44px 0 60px}
  .grid-4,.steps{grid-template-columns:1fr}
  .hide-sm{display:none}
  .brand-word{font-size:1.25rem}
  .cta-row .btn{width:100%}
  .audit{flex-direction:column;align-items:flex-start}
  .row{grid-template-columns:1fr}
  .row.head{display:none}
  .row>span{padding:6px 18px}
  .row [role="rowheader"]{padding-top:16px;color:var(--stone);font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;font-family:var(--f-mono)}
  .row [role="cell"]:nth-child(2)::before{content:"Slatehouse: ";font-weight:700}
  .row [role="cell"]:nth-child(3){padding-bottom:16px}
  html[lang="en"] .row [role="cell"]:nth-child(3)::before{content:"Software: ";font-weight:600}
  html[lang="es"] .row [role="cell"]:nth-child(3)::before{content:"Software: ";font-weight:600}
}
.form .fine{color:var(--stone)}
/* metrics v2 */
.stat-num{line-height:1.2}
.stat-before{color:#8B97A4;text-decoration:line-through;text-decoration-thickness:2px;font-size:.7em}
.stat-arrow{color:#8B97A4;font-size:.7em}
.stat-fact{padding-top:18px}
.stat-fact-title{font-family:var(--f-head);font-weight:700;font-size:1.25rem;color:var(--chalk)}
.proof{border-style:solid;border-color:#3A4858}
.wa-num a{color:var(--amber)}
/* v3: white-label */
.badge{display:inline-flex;align-items:center;gap:8px;background:var(--white);border:1.5px solid var(--slate);border-radius:999px;padding:6px 14px;font-weight:600;font-size:.9rem;margin:0 0 18px}
.badge-dot{width:10px;height:10px;border-radius:3px;background:var(--amber);display:inline-block;flex:none}
.offers-note{display:flex;align-items:center;gap:10px;margin:22px 0 0;font-weight:500}
.wl{background:var(--slate-2);border-radius:var(--r);padding:22px;border-top:4px solid var(--amber)}
.wl h3{color:var(--white)}
.wl p{color:#C3CBD3;margin:0;font-size:.98rem}
.stat-foot{margin:12px 0 0;font-size:.78rem!important;line-height:1.45}
@media (max-width:600px){.badge{font-size:.82rem;border-radius:14px}}
/* v4: connected providers */
.connected{margin-top:22px;display:grid;grid-template-columns:1.3fr 1fr;gap:28px;align-items:center;background:var(--slate-2);border-radius:var(--r);padding:26px 28px;border-left:4px solid var(--teal)}
.connected h3{color:var(--white)}
.connected p{color:#C3CBD3;margin:0}
.chips{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.chips li{font:500 .85rem var(--f-mono);color:var(--chalk);border:1px solid #4A5868;border-radius:999px;padding:6px 12px;background:rgba(42,157,143,.15)}
@media (max-width:1000px){.connected{grid-template-columns:1fr}}
/* v5: platform offers */
.offers2{display:grid;grid-template-columns:1.55fr 1fr;gap:22px;margin-top:36px;align-items:stretch}
.offer-side{display:grid;gap:22px}
.offer-main h3{font-size:1.45rem}
.platform-name{color:var(--teal)}
.mod-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 24px;margin:6px 0 10px}
.mod-grid h4{font:600 .78rem var(--f-mono);text-transform:uppercase;letter-spacing:.1em;color:var(--stone);margin:10px 0 0}
.mod-grid .checks{margin:0}
.mod-grid .checks li{font-size:.94rem}
.offer-foot{margin-top:auto}
.offer-foot>p:first-child{color:var(--slate)!important;font-size:.95rem;background:var(--chalk);border-radius:10px;padding:12px 14px}
.for{font-size:.78rem;color:var(--stone)!important;margin-top:-4px}
.pending-tag{font-size:.75rem;color:#B5651D;white-space:nowrap}
.pl{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px}
.pl>div{background:var(--slate-2);border-radius:10px;padding:10px 12px;display:flex;flex-direction:column}
.pl-k{font-size:.7rem;color:#AAB4BF;text-transform:uppercase;letter-spacing:.08em}
.pl-v{font-family:var(--f-head);font-weight:700;font-size:1.2rem}
.pl-profit{color:var(--teal)}
.hero-card .msg-actions{margin:0 0 4px}
@media (max-width:1000px){.offers2{grid-template-columns:1fr}}
@media (max-width:600px){.mod-grid{grid-template-columns:1fr}}
.mod-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin:28px 0 14px}
.mod{background:var(--white);border:1px solid #D9DEE3;border-radius:var(--r);padding:16px 18px;border-top:3px solid var(--teal)}
.mod h3{font-size:1.02rem;margin:0 0 6px}
.mod p{margin:0;font-size:.9rem;color:var(--stone)}
/* v6: trust band */
.trust{background:var(--slate);color:var(--chalk);padding:16px 0}
.trust-inner{display:flex;align-items:center;justify-content:center;gap:12px;text-align:center}
.trust-inner p{margin:0;font-size:1rem}
.trust-sep{color:var(--amber);margin:0 6px}
@media (max-width:600px){.trust-inner p{font-size:.92rem}.trust-sep{display:none}.trust-inner p strong{display:block}}
.price-main{display:block;font-size:1.08rem;color:var(--slate)}
.price-sub{display:block;font-size:.9rem;color:var(--stone);margin-top:2px}
.tag-teal{background:var(--amber)!important;color:var(--slate)!important}
/* v7: form */
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}
@media (max-width:600px){.form-row{grid-template-columns:1fr}}
.req{color:#B5651D}
.hp{position:absolute!important;left:-10000px;width:1px;height:1px;overflow:hidden}
.consent{display:flex;gap:10px;align-items:flex-start}
.consent input{width:20px;height:20px;flex:none;margin-top:2px;accent-color:var(--teal)}
.consent label{font-weight:400;font-size:.9rem;margin:0}
.consent a,.form-status a{color:var(--slate);text-decoration:underline}
.was-validated :invalid{border-color:#C0392B!important}
.form-status:empty{display:none}
.form-status{margin-top:14px;padding:12px 14px;border-radius:10px;font-size:.92rem;outline:none}
.form-status.is-ok{background:#E3F4F1;border:1px solid var(--teal)}
.form-status.is-error{background:#FBEAEA;border:1px solid #C0392B}
.form-status.is-info{background:#FFF4E0;border:1px solid var(--amber)}
/* privacy page */
.legal{max-width:780px}
.legal h1{font-size:clamp(2rem,4vw,2.6rem);margin-bottom:8px}
.legal h2{font-size:1.25rem;margin:34px 0 10px}
.legal p,.legal li{color:var(--slate);line-height:1.65}
.legal ul{padding-left:20px}
.legal .meta{color:var(--stone);font-family:var(--f-mono);font-size:.85rem}
.legal .callout{background:var(--chalk);border-left:4px solid var(--amber);padding:14px 16px;border-radius:8px}
.legal h1,.legal h2{max-width:none}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* v8: social links */
.social ul{list-style:none;margin:0;padding:0;display:flex;gap:10px}
.social a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;color:#C3CBD3;border:1px solid #3A4757;transition:color .15s,border-color .15s}
.social a:hover,.social a:focus-visible{color:var(--amber);border-color:var(--amber)}
.social a:focus-visible{outline:2px solid var(--amber);outline-offset:2px}