/* ============================================================
   Cantilever-Engineering.AI — Design System
   Theme: "Structural" — graphite + brass, engineered restraint.
   Single stylesheet for the whole site.
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root {
  /* Surfaces (dark = default) */
  --ink-950:#07090D;
  --ink-900:#0B0E14;
  --ink-850:#0F131B;
  --ink-800:#141922;
  --ink-700:#1B212D;
  --ink-600:#262E3C;

  --surface:var(--ink-900);
  --surface-2:var(--ink-850);
  --surface-3:var(--ink-800);
  --surface-raised:var(--ink-700);

  /* Text */
  --t1:#EDF1F7;
  --t2:#A7B1C2;
  --t3:#727E92;
  --t4:#4E5868;

  /* Lines */
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.045);
  --line-strong:rgba(255,255,255,.16);

  /* Accents — brass signal + verification green */
  --brass:#D9A441;
  --brass-2:#F0BE63;
  --brass-dim:rgba(217,164,65,.14);
  --brass-line:rgba(217,164,65,.34);
  --pass:#3FCF8E;
  --pass-dim:rgba(63,207,142,.13);
  --info:#6AA6F5;
  --info-dim:rgba(106,166,245,.13);
  --warn:#E8894A;
  --danger:#EF6D6D;

  /* Buttons */
  --btn-primary-bg:var(--brass);
  --btn-primary-fg:#1A1206;
  --btn-primary-bg-h:var(--brass-2);
  --btn-ghost-fg:var(--t1);
  --btn-ghost-border:rgba(255,255,255,.18);
  --btn-ghost-bg-h:rgba(255,255,255,.06);

  /* Code / trace */
  --code-bg:#06080C;
  --code-fg:#C8D3E4;
  --code-border:rgba(217,164,65,.22);

  /* Type */
  --f-display:"DM Sans",system-ui,-apple-system,sans-serif;
  --f-body:"Inter",system-ui,-apple-system,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  /* Layout */
  --wrap:1200px;
  --wrap-narrow:820px;
  --nav-h:64px;
  --r-sm:6px;
  --r-md:10px;
  --r-lg:16px;
  --r-xl:22px;

  --shadow-1:0 1px 2px rgba(0,0,0,.3);
  --shadow-2:0 8px 30px rgba(0,0,0,.35);
  --shadow-3:0 24px 70px rgba(0,0,0,.45);

  --ease:cubic-bezier(.22,.61,.36,1);
}

html[data-theme="light"]{
  --surface:#FBFBF9;
  --surface-2:#F4F4F1;
  --surface-3:#FFFFFF;
  --surface-raised:#FFFFFF;

  --t1:#12161D;
  --t2:#4B5566;
  --t3:#6B7688;
  --t4:#98A2B1;

  --line:rgba(11,14,20,.12);
  --line-2:rgba(11,14,20,.07);
  --line-strong:rgba(11,14,20,.2);

  --brass:#A9761A;
  --brass-2:#8C6113;
  --brass-dim:rgba(169,118,26,.1);
  --brass-line:rgba(169,118,26,.3);
  --pass:#17915C;
  --pass-dim:rgba(23,145,92,.1);
  --info:#2C6FD1;
  --info-dim:rgba(44,111,209,.1);

  --btn-primary-bg:#12161D;
  --btn-primary-fg:#FBFBF9;
  --btn-primary-bg-h:#2A303A;
  --btn-ghost-fg:#12161D;
  --btn-ghost-border:rgba(11,14,20,.2);
  --btn-ghost-bg-h:rgba(11,14,20,.045);

  --code-bg:#0B0E14;
  --code-fg:#C8D3E4;
  --code-border:rgba(11,14,20,.14);

  --shadow-1:0 1px 2px rgba(11,14,20,.06);
  --shadow-2:0 8px 30px rgba(11,14,20,.08);
  --shadow-3:0 24px 70px rgba(11,14,20,.12);
}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 24px)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}}
body{
  margin:0;background:var(--surface);color:var(--t1);
  font-family:var(--f-body);font-size:16px;line-height:1.62;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img,svg,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5{font-family:var(--f-display);font-weight:600;letter-spacing:-.02em;line-height:1.14;margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:var(--brass);color:#1A1206}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px;border-radius:4px}

/* ---------- 3. Layout ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.wrap--narrow{max-width:var(--wrap-narrow)}
.section{padding:104px 0;position:relative}
.section--tight{padding:72px 0}
.section--alt{background:var(--surface-2)}
.section--edge{border-top:1px solid var(--line-2)}
@media(max-width:768px){.section{padding:64px 0}.section--tight{padding:48px 0}}

.grid{display:grid;gap:20px}
.grid>*,.split>*,.hero__grid>*,.tiers>*,.stats>*{min-width:0}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:980px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}

.stack-8>*+*{margin-top:8px}
.stack-12>*+*{margin-top:12px}
.stack-16>*+*{margin-top:16px}
.stack-24>*+*{margin-top:24px}
.stack-32>*+*{margin-top:32px}

/* ---------- 4. Type scale ---------- */
.display{font-family:var(--f-display);font-weight:600;letter-spacing:-.035em;line-height:1.03;
  font-size:clamp(2.25rem,5vw,3.85rem)}
.h1{font-size:clamp(2.1rem,4.6vw,3.2rem);letter-spacing:-.03em}
.h2{font-size:clamp(1.75rem,3.4vw,2.5rem);letter-spacing:-.025em}
.h3{font-size:clamp(1.25rem,2vw,1.6rem)}
.h4{font-size:1.08rem;letter-spacing:-.01em}
.lede{font-size:clamp(1.05rem,1.5vw,1.24rem);line-height:1.62;color:var(--t2);max-width:64ch}
.body-2{font-size:.95rem;color:var(--t2);line-height:1.68}
.small{font-size:.85rem;color:var(--t3);line-height:1.6}
.mono{font-family:var(--f-mono)}
.muted{color:var(--t2)}
.dim{color:var(--t3)}
.center{text-align:center}
.max-60{max-width:60ch}
.mx-auto{margin-inline:auto}
.accent{color:var(--brass)}

.kicker{
  font-family:var(--f-mono);font-size:.72rem;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--brass);
  display:inline-flex;align-items:center;gap:9px;
}
.kicker::before{content:"";width:22px;height:1px;background:var(--brass-line)}
.kicker--plain::before{display:none}

/* Beam motif — a load-bearing rule with an anchor node */
.beam{position:relative;height:1px;background:linear-gradient(90deg,transparent,var(--line-strong) 12%,var(--line-strong) 88%,transparent);margin:0}
.beam::after{content:"";position:absolute;left:50%;top:-3px;width:7px;height:7px;transform:translateX(-50%) rotate(45deg);background:var(--brass);border-radius:1px}

/* ---------- 5. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:44px;padding:0 20px;border-radius:var(--r-md);
  font-family:var(--f-body);font-size:.925rem;font-weight:600;letter-spacing:-.005em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),color .18s var(--ease);
}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn--primary{background:var(--btn-primary-bg);color:var(--btn-primary-fg)}
.btn--primary:hover{background:var(--btn-primary-bg-h)}
.btn--ghost{background:transparent;color:var(--btn-ghost-fg);border-color:var(--btn-ghost-border)}
.btn--ghost:hover{background:var(--btn-ghost-bg-h);border-color:var(--line-strong)}
.btn--quiet{background:transparent;color:var(--t2);padding:0 4px;height:auto}
.btn--quiet:hover{color:var(--brass)}
.btn--lg{height:52px;padding:0 26px;font-size:1rem}
.btn--sm{height:36px;padding:0 14px;font-size:.86rem}
.btn--block{width:100%}
.btn[disabled],.btn.is-loading{opacity:.6;pointer-events:none}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.arrow{transition:transform .18s var(--ease)}
.btn:hover .arrow{transform:translateX(3px)}

/* ---------- 6. Header ---------- */
.hdr{
  position:sticky;top:0;z-index:80;height:var(--nav-h);
  background:color-mix(in srgb,var(--surface) 82%,transparent);
  backdrop-filter:saturate(180%) blur(14px);-webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line-2);
}
.hdr__inner{display:flex;align-items:center;gap:28px;height:var(--nav-h);max-width:var(--wrap);margin-inline:auto;padding-inline:24px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:600;letter-spacing:-.02em;font-size:1.02rem;flex-shrink:0}
.brand__mark{width:26px;height:26px;flex-shrink:0}
.brand__ai{color:var(--brass)}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav a{
  padding:8px 12px;border-radius:var(--r-sm);font-size:.9rem;font-weight:500;color:var(--t2);
  transition:color .15s var(--ease),background .15s var(--ease);
}
.nav a:hover{color:var(--t1);background:var(--btn-ghost-bg-h)}
.nav a[aria-current="page"]{color:var(--t1)}
.nav a[aria-current="page"]::after{content:"";display:block;height:2px;margin-top:5px;border-radius:2px;background:var(--brass)}
.hdr__actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{
  width:36px;height:36px;display:grid;place-items:center;border-radius:var(--r-sm);
  border:1px solid var(--line);background:transparent;color:var(--t2);cursor:pointer;
  transition:color .15s,border-color .15s,background .15s;
}
.icon-btn:hover{color:var(--t1);border-color:var(--line-strong);background:var(--btn-ghost-bg-h)}
.hdr__burger{display:none}
@media(max-width:1040px){
  .nav{display:none}
  .hdr__burger{display:grid}
  .hdr__cta-desktop{display:none}
}
/* Mobile drawer */
.drawer{
  position:fixed;inset:var(--nav-h) 0 0;z-index:79;background:var(--surface);
  padding:24px;overflow-y:auto;display:none;border-top:1px solid var(--line-2);
}
.drawer.is-open{display:block}
.drawer a{display:block;padding:14px 0;border-bottom:1px solid var(--line-2);font-size:1.05rem;font-weight:500;color:var(--t1)}
.drawer .drawer__group{margin-top:20px}
.drawer .drawer__label{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--t3);padding:8px 0}
.drawer .btn{margin-top:24px}
body.is-locked{overflow:hidden}

/* ---------- 7. Hero ---------- */
.hero{position:relative;padding:96px 0 84px;overflow:hidden;border-bottom:1px solid var(--line-2)}
.hero::before{
  content:"";position:absolute;inset:-40% -20% auto -20%;height:820px;pointer-events:none;
  background:
    radial-gradient(50% 46% at 22% 18%,var(--brass-dim),transparent 70%),
    radial-gradient(44% 40% at 84% 8%,var(--info-dim),transparent 72%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--line-2) 1px,transparent 1px),linear-gradient(90deg,var(--line-2) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(70% 60% at 50% 0%,#000,transparent 78%);
  -webkit-mask-image:radial-gradient(70% 60% at 50% 0%,#000,transparent 78%);
}
.hero .wrap{position:relative;z-index:1}
.hero__grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
@media(max-width:1000px){.hero__grid{grid-template-columns:1fr;gap:44px}.hero{padding:64px 0 56px}}
.hero__title{margin-top:20px}
.hero__lede{margin-top:22px}
.hero__cta{margin-top:32px}
.hero__note{margin-top:16px;font-size:.83rem;color:var(--t3);display:flex;align-items:center;gap:8px;flex-wrap:wrap}

/* ---------- 8. Proof strip ---------- */
.proof{border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);background:var(--surface-2)}
.proof__inner{display:flex;align-items:center;gap:18px;padding:22px 0;flex-wrap:wrap;justify-content:center}
.proof__label{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--t3);margin-right:6px}
.chipwall{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.chip{
  display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:100px;
  border:1px solid var(--line);background:var(--surface-3);
  font-size:.82rem;font-weight:500;color:var(--t2);white-space:nowrap;
  transition:border-color .16s,color .16s;
}
.chip:hover{border-color:var(--brass-line);color:var(--t1)}
.chip__dot{width:5px;height:5px;border-radius:50%;background:var(--brass);flex-shrink:0}

/* ---------- 9. Cards ---------- */
.card{
  position:relative;background:var(--surface-3);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px;
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.card--hover:hover{border-color:var(--brass-line);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.card--flush{padding:0;overflow:hidden}
.card--pad-lg{padding:34px}
.card__num{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;color:var(--brass);margin-bottom:14px;display:block}
.card__title{font-family:var(--f-display);font-size:1.08rem;font-weight:600;letter-spacing:-.015em;margin-bottom:9px}
.card__body{font-size:.92rem;color:var(--t2);line-height:1.66}
.card__link{margin-top:16px;display:inline-flex;align-self:flex-start;align-items:center;gap:7px;font-size:.875rem;font-weight:600;color:var(--brass)}
.card__link .arrow{display:inline-block}
.card--hover:hover .card__link .arrow{transform:translateX(3px)}
a.card{display:flex;flex-direction:column}
a.card .card__link{margin-top:auto;padding-top:16px}

.ico{
  width:38px;height:38px;border-radius:9px;display:grid;place-items:center;margin-bottom:16px;
  background:var(--brass-dim);border:1px solid var(--brass-line);color:var(--brass);
  font-family:var(--f-mono);font-size:.82rem;font-weight:600;
}
.ico--pass{background:var(--pass-dim);border-color:rgba(63,207,142,.3);color:var(--pass)}
.ico--info{background:var(--info-dim);border-color:rgba(106,166,245,.3);color:var(--info)}

/* ---------- 10. Stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
@media(max-width:860px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:var(--surface-3);padding:26px 22px}
.stat__n{font-family:var(--f-display);font-size:clamp(1.7rem,3vw,2.25rem);font-weight:600;letter-spacing:-.03em;line-height:1}
.stat__l{margin-top:9px;font-size:.845rem;color:var(--t2);line-height:1.5}

/* ---------- 11. Trace terminal ---------- */
.trace{
  max-width:100%;
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--code-border);
  background:var(--code-bg);box-shadow:var(--shadow-3);
}
.trace__bar{display:flex;align-items:center;gap:8px;padding:11px 15px;border-bottom:1px solid rgba(217,164,65,.14);background:rgba(217,164,65,.05)}
.trace__dot{width:9px;height:9px;border-radius:50%}
.trace__dot:nth-child(1){background:#E05C5C}.trace__dot:nth-child(2){background:#E0A93F}.trace__dot:nth-child(3){background:#3FCF8E}
.trace__title{margin-left:8px;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.1em;color:rgba(217,164,65,.8);text-transform:uppercase}
.trace__body{padding:18px 18px 22px;font-family:var(--f-mono);font-size:clamp(.62rem,1.9vw,.775rem);line-height:1.95;color:var(--code-fg);overflow-x:auto}
.trace__body .l{white-space:pre;display:block}
.trace__body .p{color:var(--brass)}
.trace__body .ok{color:var(--pass)}
.trace__body .k{color:var(--info)}
.trace__body .c{color:#5C6779}
.trace__cursor{display:inline-block;width:7px;height:1em;background:var(--brass);vertical-align:-2px;animation:blink 1.1s steps(2) infinite}
@keyframes blink{0%,50%{opacity:1}51%,100%{opacity:0}}

/* ---------- 12. Split feature rows ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split--rev>*:first-child{order:2}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:32px}.split--rev>*:first-child{order:0}}

.checks li{display:flex;gap:11px;align-items:flex-start;font-size:.93rem;color:var(--t2);line-height:1.6;padding:5px 0}
.checks li::before{
  content:"";flex-shrink:0;width:16px;height:16px;margin-top:5px;border-radius:4px;
  background:var(--pass-dim);border:1px solid rgba(63,207,142,.4);
  background-image:linear-gradient(45deg,transparent 45%,var(--pass) 45%,var(--pass) 55%,transparent 55%);
  background-size:9px 9px;background-position:center;background-repeat:no-repeat;
}
.checks--brass li::before{background-color:var(--brass-dim);border-color:var(--brass-line);background-image:linear-gradient(45deg,transparent 45%,var(--brass) 45%,var(--brass) 55%,transparent 55%)}
.dots li{display:flex;gap:11px;align-items:flex-start;font-size:.93rem;color:var(--t2);padding:5px 0}
.dots li::before{content:"";flex-shrink:0;width:5px;height:5px;margin-top:11px;border-radius:50%;background:var(--brass)}

/* ---------- 13. Persona tabs ---------- */
.tabs{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;padding:6px;border:1px solid var(--line);border-radius:100px;background:var(--surface-3);width:fit-content;margin-inline:auto}
.tabs button{
  padding:9px 17px;border-radius:100px;border:0;background:transparent;color:var(--t2);
  font-size:.875rem;font-weight:600;cursor:pointer;transition:.16s var(--ease);white-space:nowrap;
}
.tabs button:hover{color:var(--t1)}
.tabs button[aria-selected="true"]{background:var(--brass);color:#1A1206}
html[data-theme="light"] .tabs button[aria-selected="true"]{background:#12161D;color:#FBFBF9}
.tabpanel[hidden]{display:none}
@media(max-width:720px){.tabs{border-radius:var(--r-md);width:100%}.tabs button{flex:1 1 auto;border-radius:var(--r-sm)}}

/* ---------- 14. Pricing tiers ---------- */
.tiers{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:start}
@media(max-width:1080px){.tiers{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.tiers{grid-template-columns:1fr}}
.tier{display:flex;flex-direction:column;background:var(--surface-3);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;height:100%}
.tier--featured{border-color:var(--brass-line);box-shadow:0 0 0 1px var(--brass-line),var(--shadow-2);position:relative}
.tier__flag{position:absolute;top:-11px;left:26px;font-family:var(--f-mono);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;background:var(--brass);color:#1A1206;padding:4px 10px;border-radius:100px;font-weight:600}
.tier__n{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--t3)}
.tier__name{font-family:var(--f-display);font-size:1.4rem;font-weight:600;letter-spacing:-.02em;margin:8px 0 10px}
.tier__desc{font-size:.885rem;color:var(--t2);line-height:1.6;min-height:76px}
.tier__list{margin:20px 0 24px;flex:1}
.tier__list li{display:flex;gap:9px;font-size:.855rem;color:var(--t2);padding:5px 0;line-height:1.5}
.tier__list li .mk{flex-shrink:0;width:14px;color:var(--pass);font-weight:700;font-size:.8rem;margin-top:2px}
.tier__list li.off{color:var(--t4)}
.tier__list li.off .mk{color:var(--t4)}

/* ---------- 15. Tables ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg)}
table.tbl{width:100%;border-collapse:collapse;font-size:.885rem;min-width:660px}
table.tbl th,table.tbl td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line-2)}
table.tbl thead th{background:var(--surface-2);font-family:var(--f-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--t3);font-weight:500}
table.tbl tbody tr:last-child td{border-bottom:0}
table.tbl td{color:var(--t2)}
table.tbl td:first-child{color:var(--t1);font-weight:500}

/* ---------- 16. Forms ---------- */
.form{display:grid;gap:18px}
.field{display:grid;gap:7px}
.field > label{font-size:.845rem;font-weight:600;color:var(--t1);display:flex;gap:5px;align-items:baseline}
.field .req{color:var(--brass);font-size:.8rem}
.field .hint{font-size:.78rem;color:var(--t3)}
.input,.select,.textarea{
  width:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px 14px;font-size:.93rem;color:var(--t1);transition:border-color .16s,box-shadow .16s;
}
.textarea{min-height:112px;resize:vertical}
.select{appearance:none;cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--t3) 50%),linear-gradient(135deg,var(--t3) 50%,transparent 50%);
  background-position:calc(100% - 20px) 51%,calc(100% - 14px) 51%;background-size:6px 6px,6px 6px;background-repeat:no-repeat;padding-right:42px}
.input::placeholder,.textarea::placeholder{color:var(--t4)}
.input:focus,.select:focus,.textarea:focus{outline:0;border-color:var(--brass);box-shadow:0 0 0 3px var(--brass-dim)}
.input[aria-invalid="true"],.select[aria-invalid="true"],.textarea[aria-invalid="true"]{border-color:var(--danger);box-shadow:0 0 0 3px rgba(239,109,109,.14)}
.err{font-size:.78rem;color:var(--danger);display:none}
.err.show{display:block}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:640px){.form-row{grid-template-columns:1fr}}
.opt-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(max-width:640px){.opt-grid{grid-template-columns:1fr}}
.opt{
  display:flex;gap:11px;align-items:flex-start;padding:14px;border:1px solid var(--line);
  border-radius:var(--r-md);background:var(--surface);cursor:pointer;transition:border-color .16s,background .16s;
}
.opt:hover{border-color:var(--line-strong)}
.opt input{margin-top:3px;accent-color:var(--brass);width:16px;height:16px;flex-shrink:0}
.opt:has(input:checked){border-color:var(--brass);background:var(--brass-dim)}
.opt__t{font-size:.9rem;font-weight:600;display:block}
.opt__d{font-size:.79rem;color:var(--t3);display:block;margin-top:2px;line-height:1.45}
.form-legal{font-size:.78rem;color:var(--t3);line-height:1.55}
.form-legal a{color:var(--brass);text-decoration:underline;text-underline-offset:2px}
.form-status{padding:14px 16px;border-radius:var(--r-md);font-size:.9rem;display:none}
.form-status.ok{display:block;background:var(--pass-dim);border:1px solid rgba(63,207,142,.35);color:var(--t1)}
.form-status.bad{display:block;background:rgba(239,109,109,.1);border:1px solid rgba(239,109,109,.35);color:var(--t1)}

/* ---------- 17. CTA band ---------- */
.cta-band{position:relative;overflow:hidden;border-top:1px solid var(--line-2);background:var(--surface-2)}
.cta-band::before{content:"";position:absolute;inset:auto -10% -60% -10%;height:400px;background:radial-gradient(50% 50% at 50% 100%,var(--brass-dim),transparent 70%);pointer-events:none}
.cta-band .wrap{position:relative;z-index:1}

/* ---------- 18. Footer ---------- */
.ftr{background:var(--surface-2);border-top:1px solid var(--line);padding:64px 0 32px}
.ftr__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:36px}
@media(max-width:980px){.ftr__grid{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:620px){.ftr__grid{grid-template-columns:1fr 1fr}}
.ftr h5{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--t3);font-weight:500;margin-bottom:14px}
.ftr li{margin-bottom:9px}
.ftr li a{font-size:.885rem;color:var(--t2);transition:color .15s}
.ftr li a:hover{color:var(--brass)}
.ftr__about{max-width:34ch;font-size:.885rem;color:var(--t2);line-height:1.62;margin-top:14px}
.ftr__bot{margin-top:48px;padding-top:24px;border-top:1px solid var(--line-2);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:var(--t3)}

/* ---------- 19. Page header (subpages) ---------- */
.phead{position:relative;padding:72px 0 56px;border-bottom:1px solid var(--line-2);overflow:hidden}
.phead::before{content:"";position:absolute;inset:-50% -20% auto -20%;height:520px;background:radial-gradient(46% 46% at 24% 20%,var(--brass-dim),transparent 70%);pointer-events:none}
.phead .wrap{position:relative;z-index:1}
.crumbs{display:flex;gap:8px;align-items:center;font-size:.8rem;color:var(--t3);margin-bottom:18px;flex-wrap:wrap}
.crumbs a:hover{color:var(--brass)}
.crumbs span{color:var(--t4)}

/* ---------- 20. Prose (legal) ---------- */
.prose{max-width:72ch}
.prose h2{font-size:1.45rem;margin:44px 0 14px}
.prose h3{font-size:1.1rem;margin:28px 0 10px}
.prose p{color:var(--t2);margin-bottom:16px;font-size:.95rem;line-height:1.72}
.prose ul{margin:0 0 20px}
.prose ul li{position:relative;padding-left:20px;color:var(--t2);font-size:.95rem;margin-bottom:9px;line-height:1.66}
.prose ul li::before{content:"";position:absolute;left:2px;top:11px;width:5px;height:5px;border-radius:50%;background:var(--brass)}
.prose a{color:var(--brass);text-decoration:underline;text-underline-offset:2px}
.prose strong{color:var(--t1)}

/* ---------- 21. Media / video ---------- */
.vid{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);background:#000}
.vid video{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.vid__meta{padding:18px 20px;background:var(--surface-3);border-top:1px solid var(--line)}

/* ---------- 22. Accordion ---------- */
.acc{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface-3)}
.acc details{border-bottom:1px solid var(--line-2)}
.acc details:last-child{border-bottom:0}
.acc summary{
  padding:18px 22px;cursor:pointer;font-weight:600;font-size:.96rem;list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:center;transition:background .15s;
}
.acc summary::-webkit-details-marker{display:none}
.acc summary:hover{background:var(--btn-ghost-bg-h)}
.acc summary::after{content:"+";font-family:var(--f-mono);color:var(--brass);font-size:1.15rem;flex-shrink:0;transition:transform .2s}
.acc details[open] summary::after{transform:rotate(45deg)}
.acc__body{padding:0 22px 20px;font-size:.92rem;color:var(--t2);line-height:1.7}

/* ---------- 23. Misc ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:100px;font-family:var(--f-mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;font-weight:500;border:1px solid var(--brass-line);background:var(--brass-dim);color:var(--brass)}
.badge--pass{border-color:rgba(63,207,142,.35);background:var(--pass-dim);color:var(--pass)}
.badge--info{border-color:rgba(106,166,245,.35);background:var(--info-dim);color:var(--info)}
.skip{position:absolute;left:-9999px;top:0;z-index:200;padding:12px 18px;background:var(--brass);color:#1A1206;font-weight:600;border-radius:0 0 var(--r-md) 0}
.skip:focus{left:0}
.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* Scroll reveal */
.rv{transition:opacity .6s var(--ease),transform .6s var(--ease)}
html.js .rv{opacity:0;transform:translateY(14px)}
html.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html.js .rv{opacity:1;transform:none}}