/* ttsnz inner pages — SAME theme as the home page (tokens copied from index.html :root) */
:root{--bg:#08080f;--bg2:#0c0c18;--bg3:#101022;--card:rgba(255,255,255,.04);--cardh:rgba(255,255,255,.075);
--blue:#3b82f6;--glow:rgba(59,130,246,.35);--purple:#8b5cf6;--purpll:#c4b5fd;--cyan:#22d3ee;--white:#f0f4ff;--muted:#8896aa;
--border:rgba(255,255,255,.07);--gg:linear-gradient(135deg,#3b82f6,#22d3ee);--gt:linear-gradient(90deg,#3b82f6 0%,#22d3ee 40%,#8b5cf6 70%,#f59e0b 100%);
--tr:.22s cubic-bezier(.4,0,.2,1);--r:16px;--max:1180px;--ok:#34d399;--err:#f87171;
--font:"Plus Jakarta Sans",system-ui,sans-serif;--head:"Manrope",sans-serif;
/* legacy names used by page bodies */
--brand:#3b82f6;--brand-2:#22d3ee;--brand-50:rgba(59,130,246,.12);--ink:#f0f4ff;--ink-2:#cbd5e1;--line:rgba(255,255,255,.07)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font:400 17px/1.7 var(--font);color:var(--white);background:var(--bg)}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-underline-offset:3px}
a:hover{color:#67e8f9}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
h1,h2,h3,h4{font-family:var(--head);line-height:1.15;letter-spacing:-.01em;color:var(--white);margin:0 0 .5em}
h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:900}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:800}
h3{font-size:1.2rem;font-weight:800}
p{margin:0 0 1em;color:#c3cad8}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:10px 14px;z-index:1100}
.skip:focus{left:8px}
/* buttons (home: .btn-g / .btn-o) */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:13px 26px;border-radius:10px;border:1px solid transparent;
font:600 .95rem/1 var(--font);text-decoration:none;cursor:pointer;white-space:nowrap;transition:transform var(--tr),box-shadow var(--tr),background var(--tr),border-color var(--tr)}
.btn svg{width:18px;height:18px}
.btn-primary,.btn-primary:hover{background:var(--gg);color:#000!important;font-weight:700}
.btn-primary:hover{box-shadow:0 10px 30px var(--glow)}
.btn-secondary,.btn-ghost{background:transparent;border-color:rgba(59,130,246,.4);color:var(--blue)}
.btn-secondary:hover,.btn-ghost:hover{background:rgba(59,130,246,.08);border-color:var(--blue);color:#93c5fd}
.btn[disabled],.btn[aria-busy=true]{opacity:.6;cursor:progress}
/* header = home #nav.sc */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(8,8,15,.92);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid var(--border)}
.bar{display:flex;align-items:center;gap:20px;min-height:66px}
.logo{display:block;text-decoration:none;font-family:var(--head);font-size:1.45rem;font-weight:900;line-height:1;background:var(--gt);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.logo-sub{display:block;font-family:var(--font);font-size:.65rem;font-weight:400;margin-top:2px;-webkit-text-fill-color:var(--muted);color:var(--muted)}
.logo img{display:none}
.nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav>ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav li{position:relative}
.nav a,.nav summary{display:flex;align-items:center;gap:4px;min-height:44px;padding:0 12px;border-radius:8px;color:var(--muted);font-weight:500;font-size:.9rem;text-decoration:none;cursor:pointer;list-style:none;transition:color var(--tr)}
.nav summary::-webkit-details-marker{display:none}
.nav a:hover,.nav summary:hover,.nav a[aria-current=page]{color:var(--white);background:transparent}
.nav summary svg{width:16px;height:16px;transition:transform var(--tr)}
.nav details[open] summary svg{transform:rotate(180deg)}
.menu{position:absolute;top:calc(100% + 8px);left:0;min-width:250px;background:var(--bg3);border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 50px rgba(0,0,0,.5);padding:8px;list-style:none;margin:0;z-index:1010}
.menu a{min-height:42px}
.menu a:hover{background:var(--cardh)}
.nav a.btn-primary{color:#000!important;background:var(--gg);font-weight:700;padding:0 20px}
.nav-cta{margin-left:10px}
.menu-toggle{display:none;margin-left:auto;width:46px;height:46px;border-radius:10px;border:1px solid var(--border);background:var(--card);color:var(--white);cursor:pointer;align-items:center;justify-content:center}
.menu-toggle svg{width:22px;height:22px}
@media (max-width:980px){
 .menu-toggle{display:inline-flex}
 .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--bg);border-bottom:1px solid var(--border);flex-direction:column;align-items:stretch;padding:10px 16px 18px;max-height:calc(100vh - 66px);overflow:auto}
 .nav.open{display:flex}.nav>ul{flex-direction:column}
 .menu{position:static;box-shadow:none;border:0;padding:0 0 0 12px;min-width:0;background:transparent}
 .nav-cta{margin:10px 0 0}
}
/* sections */
.section{padding:clamp(64px,8vw,110px) 0;background:var(--bg)}
.section.alt{background:var(--bg2);border-block:1px solid var(--border)}
.eyebrow{display:inline-block;font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;padding:5px 14px;border-radius:20px;margin-bottom:18px;color:#93c5fd;background:rgba(59,130,246,.1);border:1px solid rgba(59,130,246,.25)}
.lead{font-size:1.1rem;color:var(--muted);max-width:62ch}
.page-hero{position:relative;overflow:hidden;background:var(--bg);padding:clamp(70px,9vw,120px) 0 clamp(50px,6vw,80px);border-bottom:1px solid var(--border)}
.page-hero::before{content:"";position:absolute;inset:-40% -10% auto auto;width:720px;height:720px;background:radial-gradient(circle,rgba(59,130,246,.18),transparent 62%);pointer-events:none}
.page-hero::after{content:"";position:absolute;left:-200px;bottom:-320px;width:600px;height:600px;background:radial-gradient(circle,rgba(139,92,246,.14),transparent 62%);pointer-events:none}
.page-hero .wrap{position:relative;z-index:1}
.page-hero h1{max-width:20ch;background:linear-gradient(90deg,#f0f4ff 0%,#c4b5fd 60%,#22d3ee 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.page-hero .lead,.meta{color:var(--muted)}
.page-hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.page-hero .btn-primary[style]{background:var(--gg)!important;color:#000!important}
.crumbs{font-size:.85rem;margin-bottom:16px;color:var(--muted)}
.crumbs a{color:var(--white)}
.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r);padding:28px;transition:background var(--tr),border-color var(--tr),transform var(--tr)}
.card:hover{background:var(--cardh);border-color:rgba(59,130,246,.3)}
a.card{display:block;text-decoration:none;color:inherit;cursor:pointer}
.card .icon{width:46px;height:46px;border-radius:12px;background:rgba(59,130,246,.12);border:1px solid rgba(59,130,246,.25);color:var(--cyan);display:grid;place-items:center;margin-bottom:16px}
.card .icon svg{width:22px;height:22px}
.card p{color:var(--muted)}
details.card summary{cursor:pointer;list-style:none}
details.card summary h3{margin:0}
details.card summary::-webkit-details-marker{display:none}
.split{display:grid;gap:44px;grid-template-columns:1.1fr .9fr;align-items:start}
@media (max-width:860px){.split{grid-template-columns:1fr}}
.checks{list-style:none;padding:0;margin:0 0 1em}
.checks li{position:relative;padding-left:30px;margin:.55em 0;color:#c3cad8}
.checks li::before{content:"";position:absolute;left:0;top:.38em;width:18px;height:18px;border-radius:50%;background:rgba(34,211,238,.12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2322d3ee' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/12px no-repeat}
/* prose */
.prose{max-width:74ch}
.prose h2{margin-top:1.8em;font-size:clamp(1.5rem,3vw,2rem)}.prose h3{margin-top:1.4em}
.prose li{margin:.4em 0;color:#c3cad8}.prose ul,.prose ol{padding-left:1.3em}
.prose img,.prose figure{border-radius:var(--r);margin:1.4em 0;border:1px solid var(--border)}
.prose blockquote{margin:1.4em 0;padding:16px 22px;border-left:3px solid var(--cyan);background:var(--card);border-radius:0 12px 12px 0}
.prose strong{color:var(--white)}
.table-wrap{overflow-x:auto;margin:1.4em 0;border:1px solid var(--border);border-radius:12px}
.table-wrap table,.prose table{border-collapse:collapse;width:100%;font-size:.95rem}
.table-wrap th,.table-wrap td,.prose th,.prose td{border-bottom:1px solid var(--border);padding:12px 14px;text-align:left;vertical-align:top;color:#c3cad8}
.table-wrap th,.prose th{background:var(--bg3);color:var(--white);font-weight:700}
.post-card img{aspect-ratio:16/9;object-fit:cover;border-radius:10px;margin-bottom:16px}
.post-card .date{font-size:.8rem;color:var(--muted)}
/* forms */
.form{display:grid;gap:14px}
.form .row{display:grid;gap:14px;grid-template-columns:1fr 1fr}
@media (max-width:560px){.form .row{grid-template-columns:1fr}}
.form label{display:block;font-weight:600;font-size:.88rem;margin-bottom:6px;color:#cbd5e1}
.form input,.form select,.form textarea{width:100%;min-height:46px;padding:12px 14px;border:1px solid rgba(255,255,255,.12);border-radius:10px;font:inherit;font-size:16px;background:rgba(255,255,255,.04);color:var(--white);transition:border-color var(--tr),box-shadow var(--tr)}
.form select option{background:var(--bg3);color:var(--white)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(59,130,246,.18)}
.form .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:.88rem;color:var(--muted)}
.form .consent input{width:18px;min-height:18px;height:18px;margin-top:3px;accent-color:var(--blue)}
.form-status{font-size:.95rem;min-height:1.4em}
.form-status.success{color:var(--ok)}.form-status.error{color:var(--err)}
.form-card{background:var(--bg3);border:1px solid var(--border);border-radius:20px;padding:30px;box-shadow:0 30px 60px rgba(0,0,0,.35)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.contact-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.contact-list li{display:flex;gap:12px;align-items:flex-start;color:#c3cad8}
.contact-list svg{width:20px;height:20px;flex:0 0 20px;color:var(--cyan);margin-top:3px}
.cta-band{position:relative;overflow:hidden;background:linear-gradient(135deg,rgba(59,130,246,.16),rgba(139,92,246,.14));border:1px solid rgba(59,130,246,.25);border-radius:22px;padding:44px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}
.cta-band h2{margin:0}.cta-band p{color:var(--muted);margin:.4em 0 0}
.cta-band .btn-primary[style]{background:var(--gg)!important;color:#000!important}
/* footer = home footer */
.site-footer{background:#060610;border-top:1px solid var(--border);color:var(--muted);padding:66px 0 26px;font-size:.9rem}
.site-footer a{color:var(--muted);text-decoration:none}
.site-footer a:hover{color:var(--white)}
.foot-grid{display:grid;gap:46px;grid-template-columns:1.5fr 1fr 1fr 1.2fr}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}
.site-footer h3{font-family:var(--font);color:var(--white);font-size:.95rem;font-weight:700;margin-bottom:14px}
.site-footer .fl{font-family:var(--head);font-size:1.45rem;font-weight:900;background:var(--gt);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:10px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.foot-base{border-top:1px solid var(--border);margin-top:40px;padding-top:22px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.82rem}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* ================= PREMIUM LAYER (Tesla system: radical subtraction) ================= */
:root{--accent:#3E6AE1;--accent-h:#5580f0;--carbon:#0b0c10;--surface:#121419;--surface-2:#181b22;--pewter:#9aa0ab;--ease:cubic-bezier(.5,0,0,.75);--t:.33s}
body{background:var(--carbon);font-size:16px;letter-spacing:normal}
h1,h2,h3,h4{font-family:var(--font);font-weight:500;letter-spacing:normal}
h1{font-size:clamp(2.6rem,6vw,4.4rem);line-height:1.08}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:1.15}
h3{font-size:1.15rem;font-weight:500}
p,.checks li,.prose li,.contact-list li{color:var(--pewter)}
strong,b{color:var(--white);font-weight:500}
/* buttons: 4px, solid, one accent */
.btn{border-radius:4px;min-height:44px;padding:0 28px;font-size:.9rem;font-weight:500;transition:background-color var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease)}
.btn-primary,.btn-primary:hover,.nav a.btn-primary,.page-hero .btn-primary[style],.cta-band .btn-primary[style]{background:var(--accent)!important;color:#fff!important;box-shadow:none!important;font-weight:500}
.btn-primary:hover,.nav a.btn-primary:hover{background:var(--accent-h)!important}
.btn-secondary,.btn-ghost{background:rgba(255,255,255,.08);border:0;color:var(--white);backdrop-filter:blur(12px)}
.btn-secondary:hover,.btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff}
/* nav floats over hero, solid on scroll */
.site-header{position:fixed;left:0;right:0;background:transparent;border-bottom:1px solid transparent;backdrop-filter:none;-webkit-backdrop-filter:none;transition:background-color var(--t) var(--ease),border-color var(--t) var(--ease)}
.site-header.solid{background:rgba(11,12,16,.86);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom-color:var(--border)}
.nav a,.nav summary{color:rgba(255,255,255,.82);font-weight:500;font-size:.875rem;border-radius:4px;transition:background-color var(--t) var(--ease),color var(--t) var(--ease)}
.nav a:hover,.nav summary:hover,.nav a[aria-current=page]{background:rgba(255,255,255,.1);color:#fff}
.menu{background:rgba(18,20,25,.97);border:0;border-radius:12px;box-shadow:0 24px 60px rgba(0,0,0,.55)}
.logo{background:none;-webkit-text-fill-color:#fff;color:#fff;letter-spacing:.32em;font-size:1.05rem;font-weight:600}
.logo-sub{letter-spacing:.08em;text-transform:none}
/* cinematic hero */
.page-hero{min-height:78vh;display:flex;align-items:flex-end;padding:140px 0 72px;border:0;background:var(--carbon) var(--hero) center/cover no-repeat}
.page-hero::before{inset:0;width:auto;height:auto;border-radius:0;background:linear-gradient(180deg,rgba(11,12,16,.55) 0%,rgba(11,12,16,.35) 35%,rgba(11,12,16,.92) 85%,var(--carbon) 100%)}
.page-hero::after{display:none}
.page-hero.noimg{min-height:56vh;background:radial-gradient(1200px 600px at 75% 10%,rgba(62,106,225,.22),transparent 60%),var(--carbon)}
.page-hero.noimg::before{background:none}
.page-hero h1{background:none;-webkit-text-fill-color:#fff;color:#fff;max-width:18ch;font-weight:500;margin-bottom:.25em}
.page-hero .lead{color:rgba(255,255,255,.78);font-size:1.15rem}
.crumbs,.crumbs a,.meta{color:rgba(255,255,255,.7)}
.crumbs a{text-decoration:none}
/* sections: space, no borders */
.section{padding:clamp(80px,10vw,140px) 0;background:var(--carbon)}
.section.alt{background:var(--surface);border:0}
.eyebrow{background:none;border:0;padding:0;color:var(--pewter);letter-spacing:.14em;font-weight:500;font-size:.72rem}
.card{background:var(--surface);border:0;border-radius:12px;padding:32px;transition:background-color var(--t) var(--ease)}
.section.alt .card{background:var(--surface-2)}
.card:hover{background:var(--surface-2);border:0;transform:none}
.card .icon{background:rgba(62,106,225,.14);border:0;color:#8fb0ff;border-radius:8px}
.checks li::before{background:rgba(62,106,225,.16) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238fb0ff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") center/12px no-repeat}
.cta-band{background:var(--surface);border:0;border-radius:12px;padding:56px}
.prose{font-size:1.06rem;line-height:1.8}
.prose img,.prose figure{border:0;border-radius:12px}
.prose h2{font-weight:500}
.table-wrap{border:0;background:var(--surface);border-radius:12px}
.table-wrap th,.prose th{background:var(--surface-2)}
/* blog: image-first */
.post-grid{display:grid;gap:28px;grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
.post-card{padding:0;overflow:hidden}
.post-card .pc-img{aspect-ratio:16/10;background:var(--surface-2) center/cover no-repeat}
.post-card .pc-body{padding:24px 26px 28px}
.post-card img{display:none}
.post-card h3{font-size:1.12rem;line-height:1.35;margin:.4em 0 .5em;color:#fff}
.post-card p{font-size:.92rem;margin:0}
.post-card .date{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--pewter)}
.post-card:hover .pc-img{opacity:.9}
/* forms */
.form-card{background:var(--surface);border:0;border-radius:12px;box-shadow:none;padding:36px}
.form input,.form select,.form textarea{border-radius:4px;background:var(--surface-2);border:1px solid transparent}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--accent);box-shadow:none}
.site-footer{background:#07080b}
.site-footer .fl{background:none;-webkit-text-fill-color:#fff;letter-spacing:.32em;font-size:1.05rem;font-weight:600}