/* ==========================================================================
   BRELYNE design system
   Palette, type and components shared across every page.
   ========================================================================== */

:root{
  /* base surfaces */
  --c-black:#040406;
  --bg-page:#040406;
  --bg-surface:#0B0710;
  --bg-elevated:#12101A;
  --bg-raise:#17141F;

  /* text */
  --text-primary:#ECEAF0;
  --text-secondary:#B6B4C0;
  --text-muted:#84828F;
  --text-faint:#7C7A88;
  --text-inverse:#070109;

  /* lines */
  --border:rgba(236,234,240,.12);
  --border-strong:rgba(236,234,240,.22);
  --border-faint:rgba(236,234,240,.07);

  /* iridescent accents */
  --accent-magenta:#CD4B93;
  --accent-cyan:#7FC8C0;
  --accent-blue:#7F8FD6;
  --accent-lav:#B79AD6;
  --accent:#B79AD6;
  --success:#5FB89E;
  --error:#CD4B6B;

  /* signature gradients */
  --grad-iridescent:linear-gradient(120deg,#7F8FD6 0%,#B79AD6 30%,#CD4B93 55%,#7FC8C0 80%,#E8E6EC 100%);
  --grad-chrome:linear-gradient(180deg,#E8E6EC 0%,#9A9AA6 45%,#3A3A44 55%,#C9C9D2 100%);
  --grad-vignette:radial-gradient(120% 80% at 50% 32%,transparent 42%,#040406 100%);
  --glow-irid:radial-gradient(circle,rgba(183,154,214,.42),transparent 66%);

  /* type */
  --font-display:"Playfair Display","Canela","GT Sectra Display","Didot",Georgia,"Times New Roman",serif;
  --font-ui:"Inter","Aeonik","Söhne","Helvetica Neue",Arial,sans-serif;
  --font-mono:"IBM Plex Mono","Söhne Mono","Roboto Mono",ui-monospace,SFMono-Regular,monospace;

  --fs-hero:clamp(2.9rem,7vw,5.6rem);
  --fs-statement:clamp(2.3rem,5.5vw,4.4rem);
  --fs-h2:clamp(1.9rem,4vw,3.2rem);
  --fs-h3:clamp(1.45rem,2.6vw,2.15rem);

  /* spacing, 8px base */
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s5:24px;--s6:32px;--s8:48px;--s10:64px;--s12:80px;--s14:96px;--s18:128px;--s22:160px;

  /* radius */
  --r-sm:4px;--r-md:10px;--r-lg:16px;--r-xl:22px;--r-pill:999px;

  /* elevation */
  --shadow-1:0 1px 2px rgba(0,0,0,.6);
  --shadow-2:0 24px 60px -30px rgba(0,0,0,.8);
  --shadow-panel:0 30px 80px -32px rgba(0,0,0,.85),0 1px 0 rgba(236,234,240,.04) inset;

  /* motion */
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-in-out:cubic-bezier(.65,0,.35,1);
  --dur-fast:220ms;--dur-base:420ms;

  /* z-index */
  --z-atmos:0;--z-content:100;--z-nav:700;--z-overlay:800;
}

/* ==========================================================================
   Reset and base
   ========================================================================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{
  background:var(--bg-page);
  color:var(--text-primary);
  font-family:var(--font-ui);
  font-size:16px;line-height:1.7;font-weight:400;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;position:relative;min-height:100vh;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
ul{list-style:none}
::selection{background:rgba(183,154,214,.32);color:#fff}
:focus-visible{outline:2px solid var(--accent-lav);outline-offset:3px;border-radius:2px}

/* ambient field: quiet vignette plus faint colour wash, no motion */
.atmos{position:fixed;inset:0;z-index:var(--z-atmos);pointer-events:none}
.atmos::before{
  content:"";position:absolute;inset:-10% -10% auto -10%;height:70vh;opacity:.45;
  background:
    radial-gradient(48% 40% at 72% 10%,rgba(127,143,214,.11),transparent 70%),
    radial-gradient(44% 36% at 20% 26%,rgba(205,75,147,.07),transparent 70%),
    radial-gradient(38% 30% at 52% 0%,rgba(127,200,192,.06),transparent 70%);
}
.atmos::after{content:"";position:absolute;inset:0;background:var(--grad-vignette)}

.svg-defs{position:absolute;width:0;height:0;overflow:hidden}

/* ==========================================================================
   Layout primitives
   ========================================================================== */
.wrap{width:100%;max-width:1160px;margin-inline:auto;padding-inline:clamp(22px,5vw,40px)}
.wrap--narrow{max-width:760px}
.wrap--wide{max-width:1280px}
.section{position:relative;z-index:var(--z-content);padding-block:clamp(72px,11vw,148px)}
.section--tight{padding-block:clamp(56px,8vw,104px)}
.section--flush-top{padding-top:clamp(40px,6vw,72px)}
.hairline{height:1px;border:0;background:linear-gradient(90deg,transparent,var(--border) 16%,var(--border) 84%,transparent)}
.center{text-align:center}
.stack>*+*{margin-top:var(--s5)}
.stack-sm>*+*{margin-top:var(--s3)}

/* ==========================================================================
   Editorial type helpers
   ========================================================================== */
.eyebrow{
  font-family:var(--font-mono);font-size:.72rem;font-weight:500;line-height:1.2;
  letter-spacing:.3em;text-transform:uppercase;color:var(--text-muted);
  display:inline-flex;align-items:center;gap:.7em;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--grad-iridescent);opacity:.85}
.eyebrow--center{justify-content:center}
.eyebrow--plain::before{display:none}

.label{font-family:var(--font-mono);font-size:.7rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--text-secondary)}
.caption{font-family:var(--font-mono);font-size:.68rem;font-weight:400;letter-spacing:.06em;color:var(--text-muted);line-height:1.65}

.display{font-family:var(--font-display);font-weight:700;line-height:.98;letter-spacing:-.012em}
.chrome{
  background-image:var(--grad-chrome);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
  filter:drop-shadow(0 1px 0 rgba(0,0,0,.45));
}
.irid-word{
  background-image:var(--grad-iridescent);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;font-weight:inherit;
}

.lede{font-size:clamp(1.1rem,1.8vw,1.4rem);line-height:1.6;color:var(--text-primary);font-weight:400;letter-spacing:.004em}
.body{font-size:1.02rem;line-height:1.8;color:var(--text-secondary);font-weight:400}
.body--measure{max-width:62ch}
.body--center{margin-inline:auto}
.body+.body{margin-top:var(--s5)}
.body strong,.lede strong{color:var(--text-primary);font-weight:600}

/* section heading block */
.head{margin-bottom:var(--s10)}
.head--center{text-align:center}
.head .eyebrow{margin-bottom:var(--s5)}
.head__title{font-size:var(--fs-h2);font-weight:700}
.head__title--stmt{font-size:var(--fs-statement);line-height:1.02}
.head__intro{margin-top:var(--s6);color:var(--text-secondary)}
.head--center .head__intro{margin-inline:auto}

.index-tag{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:var(--text-faint)}

/* ==========================================================================
   Links and buttons
   ========================================================================== */
.link{
  font-family:var(--font-mono);font-size:.74rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-secondary);position:relative;display:inline-flex;align-items:center;gap:.6em;
  padding:6px 0;transition:color var(--dur-base) var(--ease-out);
}
.link::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:var(--grad-iridescent);
  transform:scaleX(0);transform-origin:left;transition:transform var(--dur-base) var(--ease-out)}
.link:hover{color:var(--text-primary)}
.link:hover::after{transform:scaleX(1)}
.link svg{width:1em;height:1em;transition:transform var(--dur-base) var(--ease-out)}
.link:hover svg{transform:translateX(3px)}

.btn{
  font-family:var(--font-mono);font-size:.74rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:.7em;justify-content:center;
  padding:14px 26px;min-height:48px;border-radius:var(--r-pill);
  border:1px solid var(--border-strong);background:transparent;color:var(--text-primary);
  transition:transform var(--dur-base) var(--ease-out),border-color var(--dur-base) var(--ease-out),color var(--dur-base) var(--ease-out),box-shadow var(--dur-base) var(--ease-out);
  position:relative;isolation:isolate;overflow:hidden;
}
.btn svg{width:1.05em;height:1.05em;transition:transform var(--dur-base) var(--ease-out)}
.btn::before{content:"";position:absolute;inset:0;z-index:-1;background:var(--grad-iridescent);opacity:0;transition:opacity var(--dur-base) var(--ease-out)}
.btn:hover{border-color:transparent;color:var(--text-inverse);transform:translateY(-2px)}
.btn:hover::before{opacity:1}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{border-color:transparent;color:var(--text-inverse);background:var(--grad-iridescent)}
.btn--primary::before{display:none}
.btn--primary:hover{box-shadow:0 18px 46px -18px rgba(183,154,214,.6),0 0 0 1px rgba(236,234,240,.16) inset}
.btn--ghost{color:var(--text-secondary)}
.btn--ghost:hover{color:var(--text-inverse)}
.btn-row{display:flex;flex-wrap:wrap;gap:var(--s4);align-items:center}
.btn-row--center{justify-content:center}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav{
  position:fixed;inset:0 0 auto;z-index:var(--z-nav);
  display:flex;align-items:center;justify-content:space-between;gap:var(--s5);
  padding:16px clamp(20px,4vw,40px);
  border-bottom:1px solid transparent;
  transition:background var(--dur-base) var(--ease-out),border-color var(--dur-base) var(--ease-out),backdrop-filter var(--dur-base);
}
.nav.is-scrolled{
  background:rgba(7,5,13,.74);
  backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom-color:var(--border);
}
.brand{display:inline-flex;align-items:center;gap:11px}
.brand__mark{width:28px;height:28px;flex:none}
.brand__name{font-family:var(--font-mono);font-weight:600;font-size:.9rem;letter-spacing:.3em;text-transform:uppercase;color:var(--text-primary);padding-left:.3em}
.nav__links{display:flex;align-items:center;gap:clamp(14px,2vw,30px)}
.nav__link{font-family:var(--font-mono);font-size:.74rem;font-weight:500;letter-spacing:.13em;text-transform:uppercase;color:var(--text-secondary);position:relative;padding:6px 0;transition:color var(--dur-base) var(--ease-out)}
.nav__link::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:1px;background:var(--grad-iridescent);transform:scaleX(0);transform-origin:left;transition:transform var(--dur-base) var(--ease-out)}
.nav__link:hover{color:var(--text-primary)}
.nav__link:hover::after,.nav__link[aria-current="page"]::after{transform:scaleX(1)}
.nav__link[aria-current="page"]{color:var(--text-primary)}
.nav__cta{margin-left:var(--s2)}
.nav__toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;flex-direction:column;gap:5px;border-radius:var(--r-sm)}
.nav__toggle span{display:block;width:22px;height:1.5px;background:var(--text-primary);transition:transform var(--dur-base) var(--ease-out),opacity var(--dur-base)}
.nav__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

.menu{
  position:fixed;inset:0;z-index:var(--z-overlay);
  background:rgba(4,4,6,.97);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--s6);
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity var(--dur-base) var(--ease-out),transform var(--dur-base) var(--ease-out),visibility var(--dur-base);
}
.menu.is-open{opacity:1;visibility:visible;transform:none}
.menu a{font-family:var(--font-mono);font-size:1.05rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-secondary);transition:color var(--dur-base)}
.menu a:hover{color:var(--text-primary)}
.menu__sep{width:44px;height:1px;background:var(--grad-iridescent);opacity:.7}

.skip{position:absolute;left:-9999px;top:0;z-index:1000;background:var(--bg-elevated);color:var(--text-primary);
  padding:12px 18px;border-radius:var(--r-sm);font-family:var(--font-mono);font-size:.74rem;letter-spacing:.12em;border:1px solid var(--border-strong)}
.skip:focus{left:16px;top:16px}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{position:relative;padding:clamp(150px,20vh,220px) 0 clamp(72px,10vw,120px);overflow:hidden}
.hero__inner{max-width:960px}
.hero--center .hero__inner{margin-inline:auto;text-align:center}
.hero__eyebrow{margin-bottom:var(--s6)}
.hero__title{font-size:var(--fs-hero);font-weight:800}
.hero__sub{max-width:58ch;margin-top:var(--s8);color:var(--text-secondary);font-size:clamp(1.08rem,1.7vw,1.35rem);line-height:1.62}
.hero--center .hero__sub{margin-inline:auto}
.hero__meta{margin-top:var(--s6);font-family:var(--font-mono);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted);line-height:2}
.hero__cta{margin-top:var(--s10)}
.hero--center .hero__cta{justify-content:center}

.page-hero{position:relative;padding:clamp(140px,18vh,200px) 0 clamp(48px,6vw,80px)}
.page-hero__eyebrow{margin-bottom:var(--s5)}
.page-hero__title{font-size:var(--fs-statement);font-weight:800;line-height:1.02;max-width:20ch}
.page-hero__intro{margin-top:var(--s6);max-width:60ch;color:var(--text-secondary)}

/* ==========================================================================
   Feature rows (alternating copy and media)
   ========================================================================== */
.feature{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,80px);align-items:center}
.feature+.feature{margin-top:clamp(64px,10vw,132px)}
.feature--flip .feature__media{order:-1}
.feature__copy{min-width:0}
.feature__eyebrow{margin-bottom:var(--s5)}
.feature__title{font-size:var(--fs-h3);font-weight:700;margin-bottom:var(--s5)}
.feature__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:var(--s6)}

.tag{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-secondary);
  border:1px solid var(--border);border-radius:var(--r-pill);padding:7px 13px;background:rgba(236,234,240,.02)}

.panel{
  border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-panel);
  background:
    radial-gradient(120% 120% at 82% 0%,rgba(127,143,214,.08),transparent 58%),
    linear-gradient(180deg,rgba(18,16,26,.72),rgba(11,7,16,.72));
}
.panel svg{width:100%;height:auto}
.panel__cap{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.09em;text-transform:uppercase;color:var(--text-faint);
  padding:14px 18px 16px;border-top:1px solid var(--border)}

/* spec list, definition rows */
.spec{border-top:1px solid var(--border)}
.spec__row{display:grid;grid-template-columns:minmax(0,10rem) 1fr;gap:var(--s5);padding:var(--s5) var(--s1);border-bottom:1px solid var(--border);align-items:baseline}
.spec__key{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted)}
.spec__val{color:var(--text-secondary);font-size:.98rem;line-height:1.65}
.spec__val strong{color:var(--text-primary);font-weight:600}

/* ==========================================================================
   Card grids
   ========================================================================== */
.grid{display:grid;gap:var(--s5)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}

.card{
  position:relative;padding:clamp(26px,3vw,38px);border:1px solid var(--border);border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(18,16,26,.6),rgba(11,7,16,.32));
  transition:transform var(--dur-base) var(--ease-out),border-color var(--dur-base) var(--ease-out);
  display:flex;flex-direction:column;gap:var(--s4);overflow:hidden;
}
.card--lift:hover{transform:translateY(-5px);border-color:var(--border-strong)}
.card__no{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.2em;color:var(--text-faint)}
.card__title{font-family:var(--font-mono);font-size:.98rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--text-primary)}
.card__title--display{font-family:var(--font-display);font-weight:600;font-size:1.5rem;letter-spacing:-.01em;text-transform:none}
.card__body{color:var(--text-secondary);font-size:.96rem;line-height:1.72}
.card__glow{position:absolute;inset:auto -30% -50% -30%;height:56%;background:var(--glow-irid);opacity:.14;pointer-events:none}
.card__icon{width:42px;height:42px;color:var(--accent-lav)}
.card__list{display:flex;flex-direction:column;gap:10px;margin-top:auto;padding-top:var(--s4)}
.card__list li{display:flex;gap:10px;align-items:flex-start;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.05em;
  text-transform:uppercase;color:var(--text-muted);line-height:1.5}
.card__list svg{width:13px;height:13px;flex:none;margin-top:3px;color:var(--accent-cyan)}

/* ==========================================================================
   Metrics
   ========================================================================== */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s5)}
.metric{padding:var(--s8) var(--s5);border:1px solid var(--border);border-radius:var(--r-lg);text-align:center;
  background:linear-gradient(180deg,rgba(18,16,26,.55),rgba(11,7,16,.2));position:relative;overflow:hidden}
.metric::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:var(--grad-iridescent);opacity:.5}
.metric__num{font-family:var(--font-display);font-weight:700;font-size:clamp(2.4rem,5.5vw,3.6rem);line-height:1}
.metric__label{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.13em;text-transform:uppercase;color:var(--text-secondary);margin-top:var(--s4);line-height:1.65}
.metric__sub{font-family:var(--font-mono);font-size:.6rem;letter-spacing:.09em;text-transform:uppercase;color:var(--text-faint);margin-top:var(--s2)}

/* ==========================================================================
   Comparison table
   ========================================================================== */
.table-wrap{border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-2)}
table.matrix{width:100%;border-collapse:collapse;font-size:.92rem}
.matrix caption{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.matrix th,.matrix td{padding:16px clamp(16px,2.2vw,26px);text-align:left;border-bottom:1px solid var(--border);vertical-align:top}
.matrix thead th{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-muted);font-weight:500;background:rgba(236,234,240,.02)}
.matrix tbody th{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--text-primary);font-weight:500;width:34%}
.matrix td{color:var(--text-secondary);line-height:1.6}
.matrix tbody tr:last-child th,.matrix tbody tr:last-child td{border-bottom:0}
.matrix tbody tr:hover td,.matrix tbody tr:hover th{background:rgba(236,234,240,.02)}

/* ==========================================================================
   Developer console
   ========================================================================== */
.console{
  border:1px solid var(--border-strong);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-panel);
  background:linear-gradient(180deg,#0d0a14,#08060e);font-family:var(--font-mono);
}
.console__bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);background:rgba(236,234,240,.02)}
.console__dot{width:10px;height:10px;border-radius:50%}
.console__dot--a{background:linear-gradient(180deg,#CD4B93,#8c3464)}
.console__dot--b{background:linear-gradient(180deg,#D6B25F,#8c7340)}
.console__dot--c{background:linear-gradient(180deg,#7FC8C0,#3f706b)}
.console__path{margin-left:10px;font-size:.68rem;letter-spacing:.04em;color:var(--text-muted)}
.console__body{padding:18px 20px;font-size:.74rem;line-height:1.95;overflow-x:auto}
.console__body pre{margin:0;white-space:pre;font-family:inherit}
.console__sep{border-top:1px dashed var(--border);margin:14px 0}
.tok-key{color:var(--accent-lav)}
.tok-str{color:var(--accent-cyan)}
.tok-num{color:var(--accent-magenta)}
.tok-fn{color:var(--text-primary)}
.tok-com{color:#7d7a88;font-style:italic}
.tok-ok{color:var(--success)}

/* ==========================================================================
   CTA band
   ========================================================================== */
.band{
  position:relative;border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-panel);
  background:linear-gradient(180deg,rgba(18,16,26,.72),rgba(7,1,15,.5));
  padding:clamp(40px,6vw,80px) clamp(28px,5vw,72px);text-align:center;
}
.band::before{content:"";position:absolute;inset:auto -20% -60% -20%;height:70%;background:var(--glow-irid);opacity:.16;pointer-events:none}
.band__inner{position:relative;max-width:38ch;margin-inline:auto}
.band__title{font-size:var(--fs-statement);font-weight:800;line-height:1.02}
.band__body{margin-top:var(--s6);color:var(--text-secondary)}
.band__cta{margin-top:var(--s10);justify-content:center}
.band__badge{display:inline-flex;align-items:center;gap:.7em;font-family:var(--font-mono);font-size:.64rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--accent-lav);border:1px solid var(--border-strong);border-radius:var(--r-pill);padding:8px 16px;margin-bottom:var(--s6)}
.band__badge .dot{width:6px;height:6px;border-radius:50%;background:var(--accent-cyan);box-shadow:0 0 10px var(--accent-cyan)}

/* ==========================================================================
   Capabilities line
   ========================================================================== */
.disciplines{font-size:var(--fs-statement);font-weight:800;line-height:1.06;text-align:center;
  background-image:var(--grad-chrome);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
  max-width:26ch;margin-inline:auto;text-wrap:balance}
.disciplines .dim{-webkit-text-fill-color:rgba(176,174,190,.6);color:rgba(176,174,190,.6)}

/* ==========================================================================
   FAQ (native details)
   ========================================================================== */
.faq{border-top:1px solid var(--border)}
.faq__item{border-bottom:1px solid var(--border)}
.faq__item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:var(--s5);
  padding:var(--s6) var(--s1);font-family:var(--font-display);font-size:clamp(1.15rem,2vw,1.4rem);font-weight:600;color:var(--text-primary);
  transition:color var(--dur-base) var(--ease-out)}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary:hover{color:var(--accent-lav)}
.faq__sign{flex:none;width:18px;height:18px;position:relative;transition:transform var(--dur-base) var(--ease-out)}
.faq__sign::before,.faq__sign::after{content:"";position:absolute;background:var(--accent-lav);border-radius:1px}
.faq__sign::before{top:8px;left:0;width:18px;height:2px}
.faq__sign::after{left:8px;top:0;width:2px;height:18px;transition:transform var(--dur-base) var(--ease-out)}
.faq__item[open] .faq__sign::after{transform:scaleY(0)}
.faq__item[open] .faq__sign{transform:rotate(90deg)}
.faq__answer{padding:0 var(--s1) var(--s6);color:var(--text-secondary);line-height:1.78;max-width:70ch}

/* ==========================================================================
   Contact form
   ========================================================================== */
.contact{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(36px,5vw,80px);align-items:start}
.form-card{
  border:1px solid var(--border);border-radius:var(--r-xl);padding:clamp(28px,4vw,48px);
  background:linear-gradient(180deg,rgba(18,16,26,.7),rgba(11,7,16,.4));box-shadow:var(--shadow-panel);position:relative;overflow:hidden;
}
.form-card::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:var(--grad-iridescent);opacity:.5}
.field{position:relative;margin-bottom:var(--s8)}
.field--row{display:grid;grid-template-columns:1fr 1fr;gap:var(--s6)}
.field label{display:block;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;color:var(--text-muted);margin-bottom:10px}
.field .req{color:var(--accent-magenta)}
.input,.select,.textarea{
  width:100%;padding:0 0 10px;background:transparent;border:0;border-bottom:1px solid var(--border-strong);
  color:var(--text-primary);font-family:var(--font-mono);font-size:.92rem;letter-spacing:.02em;line-height:1.5;
  transition:border-color var(--dur-base) var(--ease-out);
}
.input{height:42px}
.textarea{min-height:112px;resize:vertical;padding-top:6px}
.select{height:42px;padding-right:30px;text-overflow:ellipsis;appearance:none;-webkit-appearance:none;cursor:pointer;
  background-image:linear-gradient(45deg,transparent 50%,var(--text-muted) 50%),linear-gradient(135deg,var(--text-muted) 50%,transparent 50%);
  background-position:calc(100% - 14px) 16px,calc(100% - 8px) 16px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.select option{background:#0d0a14;color:var(--text-primary)}
.input::placeholder,.textarea::placeholder{color:var(--text-faint)}
.input:focus,.select:focus,.textarea:focus{outline:none;border-image:var(--grad-iridescent) 1}
.field.invalid .input,.field.invalid .select,.field.invalid .textarea{border-bottom-color:var(--error);border-image:none}
.field__err{display:none;font-family:var(--font-mono);font-size:.62rem;letter-spacing:.06em;text-transform:uppercase;color:var(--error);margin-top:8px}
.field.invalid .field__err{display:block}
.form__foot{display:flex;flex-wrap:wrap;gap:var(--s5);align-items:center;justify-content:space-between;margin-top:var(--s4)}
.form__note{font-family:var(--font-mono);font-size:.6rem;letter-spacing:.05em;color:var(--text-faint);max-width:32ch;line-height:1.6}
.form__success{display:none;text-align:center;padding:var(--s8) var(--s4)}
.form__success.show{display:block;animation:fadeup .6s var(--ease-out) both}
.form__success svg{width:52px;height:52px;margin:0 auto var(--s5);color:var(--success)}
.form__success h3{font-family:var(--font-display);font-weight:600;font-size:1.6rem;margin-bottom:var(--s3)}
@keyframes fadeup{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

.contact-aside{display:flex;flex-direction:column;gap:var(--s8)}
.contact-block .eyebrow{margin-bottom:var(--s4)}
.contact-block a{color:var(--text-primary);transition:color var(--dur-base)}
.contact-block a:hover{color:var(--accent-lav)}
.contact-detail{font-family:var(--font-mono);font-size:.86rem;letter-spacing:.03em;line-height:1.85;color:var(--text-secondary)}
.contact-detail strong{color:var(--text-primary);font-weight:500}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer{position:relative;z-index:var(--z-content);border-top:1px solid var(--border);padding-block:var(--s14) var(--s8);background:linear-gradient(180deg,transparent,rgba(7,1,15,.5))}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:var(--s10);align-items:start}
.footer__tag{margin-top:var(--s5);max-width:36ch;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);line-height:2}
.footer__col h3{font-family:var(--font-mono);font-size:.66rem;font-weight:500;letter-spacing:.2em;text-transform:uppercase;color:var(--text-muted);margin-bottom:var(--s5)}
.footer__nav{display:flex;flex-direction:column;gap:14px}
.footer__nav a{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-secondary);transition:color var(--dur-base);width:fit-content}
.footer__nav a:hover{color:var(--text-primary)}
.footer__bottom{display:flex;flex-wrap:wrap;gap:var(--s4);justify-content:space-between;align-items:center;
  margin-top:var(--s14);padding-top:var(--s6);border-top:1px solid var(--border)}
.footer__copy{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-faint)}

/* ==========================================================================
   Scroll reveal
   ========================================================================== */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out);transition-delay:var(--d,0s)}
.reveal.is-in{opacity:1;transform:none}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1024px){
  .feature{grid-template-columns:1fr;gap:var(--s8)}
  .feature--flip .feature__media{order:0}
  .contact{grid-template-columns:1fr;gap:var(--s10)}
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .footer__grid{grid-template-columns:1fr 1fr;gap:var(--s10)}
  .footer__brandcol{grid-column:1/-1}
}
@media (max-width:760px){
  .nav__links{display:none}
  .nav__toggle{display:flex}
  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr}
  .field--row{grid-template-columns:1fr;gap:0}
  .spec__row{grid-template-columns:1fr;gap:var(--s2)}
  .footer__grid{grid-template-columns:1fr;gap:var(--s8)}
  .footer__bottom{flex-direction:column;align-items:flex-start;gap:var(--s5)}
  .form__foot{flex-direction:column;align-items:stretch}
  .form__foot .btn{width:100%}
  .console__body{font-size:.62rem;padding:14px 16px}
  .matrix thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .matrix tbody th,.matrix td{display:block;width:auto;border-bottom:0;padding:6px clamp(16px,2.2vw,26px)}
  .matrix tbody th{padding-top:18px;color:var(--accent-lav)}
  .matrix tbody tr{display:block;border-bottom:1px solid var(--border);padding-bottom:14px}
  .matrix tbody tr:last-child{border-bottom:0}
  .matrix td+td{margin-top:8px;padding-top:10px;border-top:1px solid var(--border-faint)}
  .matrix td::before{content:attr(data-col);display:block;font-family:var(--font-mono);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-secondary);margin-bottom:3px}
}
@media (max-width:420px){
  .wrap{padding-inline:20px}
  .brand__name{display:none}
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1!important;transform:none!important}
}