/* ============================================================
   Ishaan Engineering — Premium design system
   "Graphite + molten amber + brushed aluminium"
   Evolution of the original theme: layered metal depth, a
   brushed-aluminium neutral, restrained amber, materiality.
   ============================================================ */

/* ============ Tokens ============ */
:root{
  color-scheme:dark;

  /* Surfaces — a real elevation scale (page → section → card → raised → nested) */
  --bg:#0a0d12;
  --bg-2:#0e131a;
  --surface:#141a23;
  --surface-2:#1b232f;
  --surface-3:#232d3c;

  /* Text */
  --text:#eaf0f7;
  --muted:#9caabd;          /* AA on dark surfaces */
  --silver:#cdd7e3;

  /* Brushed-aluminium neutral — the "metal" story (cool light alloy) */
  --alu:#c2ccd9;
  --alu-dim:#8a97a8;
  --alu-edge:rgba(194,204,217,.16);

  /* Amber — heat/energy accent, used sparingly */
  --amber:#ff8a3d;
  --amber-2:#ffd28a;
  --amber-deep:#e8631f;
  --grad:linear-gradient(120deg,#ff8a3d,#ffd28a);
  --grad-molten:linear-gradient(135deg,#e8631f 0%,#ff8a3d 45%,#ffd28a 100%);

  /* Lines / edges */
  --line:rgba(255,255,255,.07);
  --line-2:rgba(194,204,217,.14);
  --edge:inset 0 1px 0 rgba(255,255,255,.05);   /* top-edge highlight, like catching light on metal */

  /* Tinted-graphite shadow scale (never pure black) */
  --sh-1:0 1px 2px rgba(4,7,11,.5);
  --sh-2:0 10px 28px -14px rgba(4,7,11,.8);
  --sh-3:0 28px 64px -22px rgba(4,7,11,.9);
  --glow-amber:0 10px 34px -10px rgba(255,138,61,.42);

  --radius:16px;
  --radius-sm:10px;
  --radius-lg:22px;
  --maxw:1180px;
  --nav-h:74px;

  --font-display:'Sora',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
  --font-mono:'IBM Plex Mono',ui-monospace,'SF Mono',Menlo,Consolas,monospace;

  --ease:cubic-bezier(.22,1,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);

  --icon-sm:18px;
  --icon-md:24px;
  --icon-lg:30px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
h1,h2,h3,h4,.brand__text{font-family:var(--font-display);line-height:1.08;letter-spacing:-.022em}
a{color:inherit;text-decoration:none}
img{max-width:100%}
::selection{background:rgba(255,138,61,.28);color:#fff}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* Subtle brushed-metal grain to kill flat banding on large dark areas */
.grain{position:relative}
.grain::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:0;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.04'/%3E%3C/svg%3E");
}
.grain>*{position:relative;z-index:1}

/* ============ Accessibility ============ */
.skip-link{position:fixed;top:-100px;left:16px;z-index:300;background:var(--amber);color:#1a1205;font-weight:700;padding:12px 18px;border-radius:10px;transition:top .25s var(--ease)}
.skip-link:focus{top:16px}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible,summary:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
[id]{scroll-margin-top:calc(var(--nav-h) + 18px)}

.grad{background:var(--grad-molten);-webkit-background-clip:text;background-clip:text;color:transparent}

.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-family:var(--font-mono);
  font-size:.72rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;
  color:var(--amber-2);margin-bottom:18px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--amber),transparent)}
.section__head .eyebrow::before{display:none}

.h2{font-size:clamp(1.75rem,4vw,2.75rem);font-weight:700;margin-bottom:16px;letter-spacing:-.025em}
.section{padding:68px 0;position:relative}
.section--alt{background:var(--bg-2)}
.section__head{max-width:700px;margin:0 auto 40px;text-align:center}
.section__head .eyebrow{justify-content:center}
.section__lead{color:var(--muted);font-size:1.08rem}

/* ============ Icon system ============ */
.icon{width:var(--icon-md);height:var(--icon-md);display:inline-block;flex-shrink:0;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;vertical-align:middle}
.icon--sm{width:var(--icon-sm);height:var(--icon-sm)}
.icon--lg{width:var(--icon-lg);height:var(--icon-lg)}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  background:var(--grad-molten);color:#1a1205;font-weight:600;font-family:var(--font-display);
  padding:.72em 1.35em;border-radius:999px;border:none;cursor:pointer;letter-spacing:-.01em;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),filter .3s var(--ease);
  box-shadow:var(--glow-amber),var(--edge);
}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 38px -10px rgba(255,138,61,.6),var(--edge);filter:brightness(1.04)}
.btn .icon{width:1.05em;height:1.05em;stroke-width:2.1}
.btn--lg{padding:.92em 1.7em;font-size:1.02rem}
.btn--sm{padding:.55em 1.1em;font-size:.9rem}
.btn--full{width:100%}
.btn--ghost{background:transparent;color:var(--text);border:1px solid var(--line-2);box-shadow:none}
.btn--ghost:hover{border-color:var(--amber);color:var(--amber-2);background:rgba(255,138,61,.06)}
/* Tertiary text link with arrow */
.link-arrow{display:inline-flex;align-items:center;gap:.45em;color:var(--amber-2);font-weight:600;transition:gap .3s var(--ease),color .25s}
.link-arrow:hover{color:var(--amber);gap:.7em}
.link-arrow .icon{width:1em;height:1em;stroke-width:2.2}

/* ============ Scroll progress ============ */
.scroll-progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--amber);z-index:200;transition:width .1s linear;box-shadow:0 0 12px rgba(255,138,61,.6)}

/* ============ Nav ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .4s,backdrop-filter .4s,border-color .4s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(10,13,18,.8);backdrop-filter:blur(16px) saturate(1.2);border-bottom:1px solid var(--line);box-shadow:var(--sh-1)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}
.brand{display:flex;align-items:center;gap:11px}
.brand__mark{display:grid;place-items:center}
.brand__text{font-size:1.18rem;font-weight:600;color:var(--silver);letter-spacing:-.01em}
.brand__text strong{font-weight:800;color:var(--text)}
.nav__links{display:flex;align-items:center;gap:28px}
.nav__links a{font-size:.93rem;color:var(--muted);font-weight:500;transition:color .25s}
.nav__links a:hover{color:var(--text)}
.nav__links a.btn{color:#1a1205}
.nav__links a.nav__viewer{color:var(--amber-2);border:1px solid rgba(255,138,61,.4);border-radius:999px;padding:6px 13px;display:inline-flex;align-items:center;gap:6px}
.nav__links a.nav__viewer:hover{background:rgba(255,138,61,.12);color:var(--amber-2)}
.nav__toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav__toggle span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:.3s var(--ease)}

/* ============ Hero ============ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:120px 0 80px;overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__glow{
  position:absolute;top:-12%;right:-6%;
  width:760px;height:760px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,138,61,.2),rgba(232,99,31,.06) 42%,transparent 66%);
  filter:blur(26px);animation:float 13s ease-in-out infinite;
}
.hero__grid{
  position:absolute;inset:0;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:58px 58px;
  mask-image:radial-gradient(circle at 70% 38%,#000 0%,transparent 70%);
  -webkit-mask-image:radial-gradient(circle at 70% 38%,#000 0%,transparent 70%);
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(34px)}}

.hero__inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;width:100%}
.hero__copy{max-width:620px}
.hero__title{font-size:clamp(2.3rem,5.4vw,4.2rem);font-weight:800;margin-bottom:22px;letter-spacing:-.03em}
.hero__sub{font-size:clamp(1.02rem,1.7vw,1.2rem);color:var(--muted);max-width:600px;margin:0 0 32px}
.hero__sub strong{color:var(--silver);font-weight:600}
.hero__cta{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.hero__assure{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:26px}
.hero__assure span{display:inline-flex;align-items:center;gap:7px;font-size:.84rem;color:var(--silver)}
.hero__assure .icon{width:16px;height:16px;color:var(--amber);stroke-width:2.4}

.hero__stats{display:flex;gap:40px;margin-top:46px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column}
.stat__num{font-family:var(--font-display);font-size:2.5rem;font-weight:800;font-variant-numeric:tabular-nums;background:var(--grad-molten);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.stat__label{font-family:var(--font-mono);font-size:.72rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-top:8px}

/* Hero media — real-part slot (premium asymmetric layout) */
.hero__media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--sh-3),var(--edge);aspect-ratio:4/3.4;background:
  radial-gradient(120% 90% at 70% 18%,rgba(255,138,61,.16),transparent 55%),
  linear-gradient(160deg,#1b232f,#0c1015)}
.hero__media img{width:100%;height:100%;object-fit:cover;display:block}
/* Transparent hero part floating on the dark panel */
/* Part floats directly on the hero — no panel/box background, static */
.hero__media--part{display:flex;align-items:center;justify-content:center;padding:0;background:none;border:0;box-shadow:none;overflow:visible;border-radius:0;aspect-ratio:auto}
.hero__media--part img{width:100%;height:auto;object-fit:contain;filter:drop-shadow(0 30px 42px rgba(0,0,0,.5))}
/* Desktop: lift the part up in line with the headline and scale it a touch larger */
@media(min-width:761px){
  .hero__media--part{align-self:start;margin-top:28px}
  .hero__media--part img{transform:scale(1.3);transform-origin:center top}
}
.hero__media-ph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center;padding:28px;color:var(--alu-dim)}
.hero__media-ph .icon{width:54px;height:54px;color:var(--alu);stroke-width:1.2;opacity:.7}
.hero__media-ph small{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.04em;max-width:230px;line-height:1.6}
.hero__badge{position:absolute;left:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:999px;background:rgba(10,13,18,.72);backdrop-filter:blur(8px);border:1px solid var(--line-2);font-family:var(--font-mono);font-size:.7rem;letter-spacing:.04em;color:var(--silver)}
.hero__badge .icon{width:15px;height:15px;color:var(--amber)}

/* ============ Trust bar ============ */
.trust{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);box-shadow:var(--edge)}
.trust__inner{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:34px 24px}
.trust__item{text-align:center;display:flex;flex-direction:column;align-items:center;gap:4px}
.trust__item .icon{color:var(--amber);width:22px;height:22px;margin-bottom:4px}
.trust__item strong{display:block;font-family:var(--font-display);font-size:1.18rem;color:var(--alu)}
.trust__item span{font-size:.84rem;color:var(--muted)}

/* ============ Client logos ============ */
.logos{padding:44px 0;border-bottom:1px solid var(--line)}
.logos__label{text-align:center;font-family:var(--font-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
.logos__row{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:18px 44px}
.logo-mark{font-family:var(--font-display);font-weight:700;font-size:1.12rem;color:var(--silver);opacity:.6;transition:opacity .3s,color .3s,transform .3s;cursor:default;white-space:nowrap}
.logo-mark:hover{opacity:1;color:var(--amber-2);transform:translateY(-2px)}

/* ============ Card surfaces (shared elevation) ============ */
.surface{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--sh-1),var(--edge)}

/* ============ About ============ */
.about{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}
.about__text p{color:var(--muted);margin-bottom:22px}
.ticks{list-style:none;display:grid;gap:12px;margin-bottom:26px}
.ticks li{position:relative;padding-left:30px;color:var(--silver)}
.ticks li .icon{position:absolute;left:0;top:3px;width:18px;height:18px;color:var(--amber);stroke-width:2.4}
.motto{font-family:var(--font-display);font-style:italic;font-size:1.16rem;color:var(--amber-2);border-left:2px solid var(--amber);padding-left:18px;margin:0 0 26px}
.about__cards{display:grid;gap:18px}
.mini-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--sh-1),var(--edge);transition:transform .4s var(--ease),border-color .4s,box-shadow .4s}
.mini-card:hover{transform:translateY(-4px);border-color:var(--alu-edge);box-shadow:var(--sh-2),var(--edge)}
.mini-card__head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.mini-card__head .icon{color:var(--amber);width:20px;height:20px}
.mini-card__num{font-family:var(--font-mono);font-weight:500;color:var(--amber);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase}
.mini-card h3{font-size:1.12rem;margin:0 0 6px}
.mini-card p{color:var(--muted);font-size:.94rem}

/* ============ Cards grid ============ */
.grid{display:grid;gap:22px}
.grid--cards{grid-template-columns:repeat(3,1fr)}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;box-shadow:var(--sh-1),var(--edge);
  transition:transform .4s var(--ease),border-color .4s,box-shadow .4s,background .4s;
  position:relative;overflow:hidden;
}
.card::after{content:"";position:absolute;inset:0;background:radial-gradient(420px circle at var(--mx,50%) var(--my,0),rgba(255,138,61,.1),transparent 42%);opacity:0;transition:opacity .4s}
.card:hover{transform:translateY(-6px);border-color:var(--alu-edge);box-shadow:var(--sh-2),var(--edge)}
.card:hover::after{opacity:1}
.card__icon{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:13px;margin-bottom:18px;color:var(--amber);background:linear-gradient(150deg,rgba(255,138,61,.14),rgba(255,138,61,.03));border:1px solid rgba(255,138,61,.22);box-shadow:var(--edge)}
.card__icon .icon{width:26px;height:26px}
.card h3{font-size:1.2rem;margin-bottom:10px}
.card p{color:var(--muted)}
.card--cta{background:linear-gradient(150deg,rgba(255,138,61,.13),var(--surface));display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:14px;border-color:var(--alu-edge)}

/* Bento variant for Capabilities — break the repeated 3-up rhythm */
.grid--bento{grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr}
.grid--bento .card--feature{grid-column:span 2;grid-row:span 2;justify-content:flex-end;background:
  radial-gradient(120% 100% at 80% 0%,rgba(255,138,61,.14),transparent 55%),var(--surface)}
.grid--bento .card--feature .card__icon{width:60px;height:60px}
.grid--bento .card--feature .card__icon .icon{width:30px;height:30px}
.grid--bento .card--feature h3{font-size:1.6rem}
.grid--bento .card--feature p{font-size:1.02rem;max-width:46ch}

/* ============ Timeline (connected) ============ */
.timeline{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:26px 26px;counter-reset:step;position:relative}
.timeline__item{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--sh-1),var(--edge);transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.timeline__item:hover{transform:translateY(-4px);border-color:var(--alu-edge);box-shadow:var(--sh-2),var(--edge)}
.timeline__step{display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:rgba(255,138,61,.12);border:1px solid rgba(255,138,61,.4);color:var(--amber-2);font-family:var(--font-mono);font-weight:600;margin-bottom:14px}
.timeline__item h3{font-size:1.12rem;margin-bottom:6px;display:flex;align-items:center;gap:9px}
.timeline__item h3 .icon{width:19px;height:19px;color:var(--amber)}
.timeline__item p{color:var(--muted);font-size:.94rem}

/* ============ Industries ============ */
.grid--industries{grid-template-columns:repeat(3,1fr)}
.ind{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--sh-1),var(--edge);transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.ind:hover{transform:translateY(-4px);border-color:var(--alu-edge);box-shadow:var(--sh-2),var(--edge)}
.ind__icon{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:12px;margin-bottom:14px;color:var(--alu);background:var(--surface-2);border:1px solid var(--line-2)}
.ind__icon .icon{width:24px;height:24px}
.ind:hover .ind__icon{color:var(--amber)}
.ind h3{font-size:1.1rem;margin-bottom:6px}
.ind p{color:var(--muted);font-size:.92rem}
/* Products: uniform linked category cards (open the filtered gallery) */
.ind--linked{color:inherit;display:flex;flex-direction:column}
.ind--linked .ind__more{margin-top:auto;padding-top:12px;font-size:.9rem}

/* ============ Spec table (Capabilities at a glance) ============ */
.specs{max-width:980px;margin:0 auto}
.spec-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--sh-1),var(--edge)}
.spec-table caption{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);text-align:left;padding:16px 20px;border-bottom:1px solid var(--line)}
.spec-table th,.spec-table td{text-align:left;padding:14px 20px;border-bottom:1px solid var(--line);vertical-align:top}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}
.spec-table th{font-family:var(--font-mono);font-weight:500;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;color:var(--alu-dim);width:42%}
.spec-table td{color:var(--silver);font-size:.97rem}
.spec-table tr:hover td,.spec-table tr:hover th{background:rgba(194,204,217,.03)}
.spec-note{text-align:center;color:var(--muted);font-size:.88rem;margin-top:22px}

/* ============ Export / Global ============ */
.export-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:30px}
.export-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--sh-1),var(--edge)}
.export-card .icon{color:var(--amber);width:26px;height:26px;margin-bottom:14px}
.export-card h3{font-size:1.12rem;margin-bottom:8px}
.export-card p{color:var(--muted);font-size:.95rem}
.export-card ul{list-style:none;display:grid;gap:8px;margin-top:10px}
.export-card li{position:relative;padding-left:22px;color:var(--silver);font-size:.92rem}
.export-card li .icon{position:absolute;left:0;top:3px;width:15px;height:15px;margin:0;color:var(--amber);stroke-width:2.4}
.incoterms{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:6px}
.incoterm{font-family:var(--font-mono);font-size:.8rem;letter-spacing:.06em;padding:8px 16px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line-2);color:var(--alu)}

/* ============ Gallery ============ */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery__item{position:relative;margin:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);cursor:zoom-in;aspect-ratio:4/3;box-shadow:var(--sh-1)}
.gallery__item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s var(--ease)}
.gallery__item figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:26px 18px 14px;
  font-family:var(--font-display);font-weight:600;font-size:1rem;color:#fff;
  background:linear-gradient(transparent,rgba(6,8,12,.86));
  transform:translateY(8px);opacity:.92;transition:transform .4s var(--ease),opacity .4s;
}
.gallery__item::after{content:"";position:absolute;top:12px;right:12px;width:30px;height:30px;border-radius:8px;background:rgba(10,13,18,.6);backdrop-filter:blur(6px);opacity:0;transition:opacity .35s;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 8V3h5M13 8v5H8'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center}
.gallery__item:hover img{transform:scale(1.06)}
.gallery__item:hover figcaption{transform:translateY(0)}
.gallery__item:hover::after{opacity:1}
.gallery__note{text-align:center;color:var(--muted);font-size:.9rem;margin-top:26px}
.gallery__note code{background:var(--surface);border:1px solid var(--line);padding:2px 8px;border-radius:6px;color:var(--amber-2);font-size:.85em;font-family:var(--font-mono)}

/* ============ Gallery filters ============ */
.filters{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:34px}
.filter{background:var(--surface);border:1px solid var(--line);color:var(--muted);padding:8px 16px;border-radius:999px;font-family:var(--font-body);font-size:.9rem;cursor:pointer;transition:color .25s,border-color .25s,background .25s}
.filter:hover{color:var(--text);border-color:var(--alu-edge)}
.filter.is-active{background:var(--amber);color:#1a1205;border-color:transparent;font-weight:600}
.gallery__item.is-hidden{display:none}

/* ============ Case studies ============ */
.case{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--sh-1),var(--edge)}
.case img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--surface-2)}
.case__body{padding:24px}
.case__tag{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--amber-2)}
.case h3{font-size:1.12rem;margin:8px 0 10px}
.case p{color:var(--muted);font-size:.93rem}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
.faq__item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--sh-1),var(--edge);overflow:hidden}
.faq__q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;background:none;border:0;cursor:pointer;padding:20px 22px;font-family:var(--font-display);font-weight:600;font-size:1.04rem;color:var(--text);list-style:none}
.faq__q::-webkit-details-marker{display:none}
.faq__q .icon{width:20px;height:20px;color:var(--amber);transition:transform .3s var(--ease);flex-shrink:0}
.faq__item[open] .faq__q .icon{transform:rotate(45deg)}
.faq__a{padding:0 22px 22px}
.faq__a p{color:var(--muted);font-size:.96rem}

/* ============ 3D models ============ */
.models{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px}
.model{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--sh-1),var(--edge);transition:border-color .35s}
.model:hover{border-color:var(--alu-edge)}
.model model-viewer{width:100%;height:380px;background:radial-gradient(circle at 50% 38%,#1c2430,#0c0f15);--poster-color:transparent}
.model figcaption{padding:16px 20px;font-family:var(--font-display);font-weight:700;display:flex;justify-content:space-between;align-items:center;gap:10px}
.model figcaption span{font-family:var(--font-body);font-weight:400;font-size:.82rem;color:var(--muted)}
.model3d-cue{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;background:radial-gradient(circle at 50% 38%,#1c2430,#0c0f15);color:var(--text);font-family:var(--font-display);transition:background .3s}
.model3d-cue:hover{background:radial-gradient(circle at 50% 38%,#222c3b,#0c0f15)}
.model3d-cube{color:var(--amber);line-height:1}
.model3d-cube .icon{width:42px;height:42px}
.model3d-load{font-weight:700;font-size:1.05rem}
.model3d-cue small{font-family:var(--font-body);color:var(--muted);font-size:.8rem}
.model3d-cue:focus-visible{outline:2px solid var(--amber);outline-offset:-4px}

/* ============ Videos ============ */
.videos{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.video{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);cursor:pointer;aspect-ratio:16/9;background:#0c0f15;box-shadow:var(--sh-1)}
.video img,.video iframe{width:100%;height:100%;object-fit:cover;display:block;border:0}
.video__play{position:absolute;inset:0;display:grid;place-items:center;transition:background .3s}
.video__play::after{content:"";width:0;height:0;border-left:22px solid #14181f;border-top:14px solid transparent;border-bottom:14px solid transparent;margin-left:6px;transition:transform .3s}
.video__play::before{content:"";position:absolute;width:68px;height:68px;border-radius:50%;background:var(--grad-molten);box-shadow:0 8px 24px -6px rgba(255,138,61,.6);transition:transform .3s}
.video:hover .video__play::before{transform:scale(1.1)}
.video__play>*{position:relative;z-index:1}
.video--feature{max-width:960px;margin:0 auto;box-shadow:var(--sh-3)}
.video--feature img{filter:brightness(.92)}
.video--feature:hover img{filter:brightness(1)}

/* ============ Brochure band ============ */
.band{background:linear-gradient(120deg,rgba(255,138,61,.12),var(--bg-2));border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:54px 0}
.band__inner{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.band__title{font-family:var(--font-display);font-size:clamp(1.4rem,3vw,2rem);font-weight:700;margin-bottom:6px}
.band p{color:var(--muted)}
.band__actions{display:flex;gap:12px;flex-wrap:wrap}

/* ============ Credentials ============ */
.certs{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:54px}
.cert{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;cursor:zoom-in;box-shadow:var(--sh-1),var(--edge);transition:transform .35s var(--ease),border-color .35s,box-shadow .35s}
.cert:hover{transform:translateY(-5px);border-color:var(--alu-edge);box-shadow:var(--sh-2),var(--edge)}
.cert img{width:100%;display:block;aspect-ratio:4/3;object-fit:cover;background:var(--bg)}
.cert figcaption{padding:16px 20px;font-family:var(--font-display);font-weight:700;font-size:1.02rem}
.cert figcaption span{display:block;font-family:var(--font-body);font-weight:400;color:var(--muted);font-size:.88rem;margin-top:3px}
.credentials__sub{text-align:center;font-family:var(--font-display);font-size:1.2rem;margin-bottom:26px;color:var(--silver)}
.badges{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.badge{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--sh-1),var(--edge);transition:border-color .35s,transform .35s}
.badge:hover{border-color:var(--alu-edge);transform:translateY(-3px)}
.badge__icon{flex-shrink:0;color:var(--amber)}
.badge__icon .icon{width:26px;height:26px}
.badge strong{display:block;font-family:var(--font-display);font-size:1rem;line-height:1.2}
.badge span{font-size:.84rem;color:var(--muted)}

/* ============ Lightbox ============ */
.lightbox{position:fixed;inset:0;z-index:300;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:32px;background:rgba(6,8,12,.93);backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity .35s}
.lightbox.open{opacity:1;pointer-events:auto}
.lightbox__img{max-width:min(1000px,92vw);max-height:78vh;border-radius:12px;border:1px solid var(--line-2);box-shadow:var(--sh-3)}
.lightbox__cap{font-family:var(--font-display);color:var(--silver);font-weight:600}
.lightbox__close{position:absolute;top:22px;right:26px;width:46px;height:46px;border-radius:50%;border:1px solid var(--line-2);background:var(--surface);color:#fff;font-size:1.6rem;cursor:pointer;line-height:1;transition:background .25s,transform .25s}
.lightbox__close:hover{background:var(--surface-2);transform:rotate(90deg)}

/* ============ Facilities ============ */
.grid--two{grid-template-columns:repeat(2,1fr)}
.facility{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--sh-1),var(--edge);transition:border-color .35s,box-shadow .35s}
.facility:hover{border-color:var(--alu-edge);box-shadow:var(--sh-2),var(--edge)}
.facility h3{font-size:1.3rem;margin-bottom:14px;display:flex;align-items:center;gap:11px}
.facility h3 .icon{color:var(--amber);width:24px;height:24px}
.facility p{color:var(--muted);margin-bottom:10px}
.facility__contact{display:flex;flex-wrap:wrap;gap:6px 14px}
.facility__contact a{display:inline-flex;align-items:center;gap:6px;color:var(--silver);transition:color .25s}
.facility__contact a:hover{color:var(--amber-2)}
.facility__contact .icon{width:15px;height:15px;color:var(--alu-dim)}

/* ============ Contact ============ */
.section--contact{background:var(--bg-2)}
.contact{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contact__intro p{color:var(--muted);margin-bottom:24px}
.contact__list{list-style:none;display:grid;gap:14px;margin-bottom:26px}
.contact__list li{display:flex;align-items:center;gap:12px;color:var(--silver)}
.contact__list .icon{color:var(--amber);width:19px;height:19px}
.contact__list a:hover{color:var(--amber-2)}
.contact__proof{display:flex;flex-wrap:wrap;gap:8px 16px;padding:16px 18px;border:1px solid var(--line-2);border-radius:var(--radius-sm);background:var(--surface);margin-top:6px}
.contact__proof span{display:inline-flex;align-items:center;gap:7px;font-size:.85rem;color:var(--silver)}
.contact__proof .icon{width:15px;height:15px;color:var(--amber);stroke-width:2.4}

.contact__form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;display:grid;gap:16px;box-shadow:var(--sh-2),var(--edge)}
.field{display:grid;gap:7px}
.field--row{grid-template-columns:1fr 1fr;display:grid;gap:16px}
.field label{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-weight:500}
.field input,.field textarea,.field select{
  background:var(--bg);border:1px solid var(--line-2);border-radius:10px;
  padding:12px 14px;color:var(--text);font-family:inherit;font-size:.97rem;
  transition:border-color .25s,box-shadow .25s;resize:vertical;width:100%;
}
.field select{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%239caabd' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(255,138,61,.15)}
.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#ff7a7a;box-shadow:0 0 0 3px rgba(255,122,122,.14)}
.field__err{font-size:.8rem;color:#ff8e8e;min-height:0;display:none}
.field__err.show{display:block}
.field__file{font-size:.84rem;color:var(--muted)}
.field__file input{padding:9px 12px;font-size:.88rem}
.form__hint{font-size:.82rem;color:var(--muted)}
.form__note{font-size:.9rem;min-height:1.2em}
.form__note.ok{color:#5fd38a}
.form__note.err{color:#ff7a7a}
.form__reassure{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:2px}
.form__reassure span{display:inline-flex;align-items:center;gap:7px;font-size:.82rem;color:var(--silver)}
.form__reassure .icon{width:15px;height:15px;color:var(--amber);stroke-width:2.4}

/* ============ Footer ============ */
.footer{background:var(--bg);border-top:1px solid var(--line);padding:60px 0 28px}
.footer__inner{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:40px}
.footer__brand p{color:var(--muted);font-size:.94rem;margin-top:14px;max-width:320px}
.footer__col h3{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px;color:var(--alu-dim)}
.footer__col a,.footer__col span{display:block;color:var(--muted);font-size:.92rem;margin-bottom:10px;transition:color .25s}
.footer__col a:hover{color:var(--amber-2)}
.footer__bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:.85rem}

/* ============ Back to top + WhatsApp + sticky bar ============ */
.to-top{position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:50%;background:var(--amber);color:#1a1205;display:grid;place-items:center;font-size:1.2rem;font-weight:700;opacity:0;pointer-events:none;transform:translateY(12px);transition:.35s var(--ease);z-index:90;box-shadow:var(--glow-amber)}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.whatsapp{position:fixed;left:24px;bottom:24px;width:56px;height:56px;border-radius:50%;background:#25D366;display:grid;place-items:center;z-index:95;box-shadow:0 10px 28px -8px rgba(37,211,102,.7);transition:transform .3s var(--ease);animation:wa-pulse 2.6s ease-in-out infinite}
.whatsapp:hover{transform:scale(1.08)}
@keyframes wa-pulse{0%,100%{box-shadow:0 10px 28px -8px rgba(37,211,102,.7),0 0 0 0 rgba(37,211,102,.45)}50%{box-shadow:0 10px 28px -8px rgba(37,211,102,.7),0 0 0 14px rgba(37,211,102,0)}}
.quote-bar{position:fixed;left:0;right:0;bottom:0;z-index:96;display:none;gap:10px;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(10,13,18,.97);backdrop-filter:blur(12px);border-top:1px solid var(--line-2)}
.quote-bar a{flex:1;min-height:44px}

/* ============ Micro-interactions ============ */
.nav__links a.active:not(.btn){color:var(--amber-2)}
.timeline__item::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:2px;border-radius:3px;background:var(--grad-molten);transform:scaleY(0);transform-origin:top;transition:transform .7s var(--ease) .15s}
.js .timeline__item.in::before{transform:scaleY(1)}

/* ============ Reveal animation ============ */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .reveal.in{opacity:1;transform:none}

/* ============================================================
   LM-Series Alloy Selector (kept; refined to the metal palette)
   ============================================================ */
.lm{--lm-line2:var(--line-2);--lm-cool:var(--alu);--lm-mono:var(--font-mono);max-width:var(--maxw);margin:0 auto}
.lm-grid{display:grid;grid-template-columns:320px 1fr;gap:18px}
.lm-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--sh-1),var(--edge)}
.lm-aside{align-self:start;position:sticky;top:90px;overflow:hidden}
.lm-main{min-width:0}
.lm-panelh{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line);font-family:var(--font-display);font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:.9rem}
.lm-count{font-family:var(--lm-mono);font-size:.7rem;font-weight:500;color:var(--muted);text-transform:none;letter-spacing:.04em}
.lm-panelbody{padding:18px}
.lm-resulth{margin-bottom:14px;border:1px solid var(--line);border-radius:var(--radius)}
.lm-field{margin-bottom:20px}
.lm-field:last-child{margin-bottom:0}
.lm-label{font-family:var(--lm-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:500;display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px}
.lm-hint{font-size:.6rem;letter-spacing:.04em;color:var(--alu-dim);text-transform:none}
.lm-select{width:100%;padding:11px 12px;border:1px solid var(--lm-line2);border-radius:8px;background:var(--bg);font-family:var(--lm-mono);font-size:.82rem;color:var(--text);cursor:pointer;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%239caabd' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 11px center}
.lm-select:focus{outline:2px solid var(--amber);outline-offset:-1px}
.lm-chips{display:flex;flex-wrap:wrap;gap:7px}
.lm-chips .lm-chip,.lm-chips button{font-family:var(--lm-mono);font-size:.75rem;font-weight:500;padding:7px 11px;border:1px solid var(--lm-line2);border-radius:8px;background:var(--bg);cursor:pointer;user-select:none;transition:border-color .15s var(--ease),color .15s var(--ease),background .15s var(--ease);color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.lm-chips button::before{content:"";width:7px;height:7px;border:1px solid var(--lm-line2);border-radius:2px;transition:background .15s,border-color .15s}
.lm-chips button:hover{border-color:var(--amber);color:var(--text)}
.lm-chips button[aria-pressed="true"]{background:var(--amber);border-color:transparent;color:#1a1205;font-weight:600}
.lm-chips button[aria-pressed="true"]::before{background:#1a1205;border-color:#1a1205}
.lm-seg{display:flex;border:1px solid var(--lm-line2);border-radius:8px;overflow:hidden}
.lm-seg button{flex:1;padding:9px 4px;border:0;background:none;cursor:pointer;font-family:var(--lm-mono);font-size:.68rem;font-weight:500;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);border-right:1px solid var(--line);transition:background .15s,color .15s}
.lm-seg button:last-child{border-right:0}
.lm-seg button[aria-pressed="true"]{background:var(--surface-2);color:var(--amber-2)}
.lm-reset{width:100%;margin-top:6px;padding:11px;border:1px dashed var(--lm-line2);border-radius:8px;background:none;cursor:pointer;font-family:var(--lm-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);transition:border-color .15s,color .15s}
.lm-reset:hover{border-color:var(--amber);color:var(--amber-2)}
.lm-results{display:flex;flex-direction:column;gap:14px;max-height:min(720px,82vh);overflow-y:auto;overflow-x:hidden;padding-right:8px;scrollbar-width:thin;scrollbar-color:var(--lm-line2) transparent}
.lm-results::-webkit-scrollbar{width:8px}
.lm-results::-webkit-scrollbar-track{background:transparent}
.lm-results::-webkit-scrollbar-thumb{background:var(--lm-line2);border-radius:8px}
.lm-results::-webkit-scrollbar-thumb:hover{background:var(--amber)}
.lm-alloy{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);padding:20px;position:relative;box-shadow:var(--sh-1),var(--edge);animation:lm-rise .4s var(--ease) backwards}
@keyframes lm-rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.lm-alloy.top{border-color:rgba(255,138,61,.5);box-shadow:0 0 0 1px rgba(255,138,61,.5),var(--sh-1)}
.lm-alloy.top::after{content:"BEST MATCH";position:absolute;top:-1px;right:-1px;background:var(--grad-molten);color:#1a1205;font-family:var(--lm-mono);font-size:.55rem;letter-spacing:.16em;padding:5px 10px;font-weight:700;border-bottom-left-radius:8px}
.lm-top{display:flex;justify-content:space-between;gap:16px;align-items:flex-start;flex-wrap:wrap}
.lm-name{font-family:var(--font-display);font-weight:700;font-size:1.4rem;letter-spacing:.01em}
.lm-equiv{font-family:var(--lm-mono);font-size:.78rem;color:var(--muted);margin-top:3px}
.lm-chem{font-family:var(--lm-mono);font-size:.72rem;color:var(--lm-cool);margin-top:5px;font-weight:500}
.lm-score{text-align:right;flex-shrink:0}
.lm-score .num{font-family:var(--font-display);font-weight:800;font-size:1.9rem;line-height:1;color:var(--amber);font-variant-numeric:tabular-nums}
.lm-score .pct{font-size:.95rem;font-weight:700}
.lm-score .lab{font-family:var(--lm-mono);font-size:.55rem;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.lm-badges{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0}
.lm-badge{font-family:var(--lm-mono);font-size:.62rem;letter-spacing:.04em;font-weight:500;padding:4px 9px;border-radius:6px;background:var(--surface-2);color:var(--lm-cool);border:1px solid var(--lm-line2)}
.lm-badge.ht{background:rgba(255,138,61,.12);color:var(--amber-2);border-color:rgba(255,138,61,.35)}
.lm-badge.proc{background:var(--bg);color:var(--silver);border-color:var(--lm-line2);letter-spacing:.08em}
.lm-props{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:9px 18px;margin-top:6px}
.lm-prop{display:flex;align-items:center;gap:8px}
.lm-prop .pn{font-family:var(--lm-mono);font-size:.7rem;color:var(--muted);width:82px;flex-shrink:0}
.lm-bar{display:flex;gap:2px;flex:1}
.lm-seg5{height:8px;flex:1;border-radius:2px;background:var(--bg);transition:background .2s}
.lm-seg5.on{background:var(--alu)}
.lm-prop.hi .pn{color:var(--amber-2);font-weight:600}
.lm-prop.hi .lm-seg5.on{background:var(--amber)}
.lm-apps{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:.9rem;color:var(--muted)}
.lm-apps b{color:var(--silver);font-weight:600;font-family:var(--lm-mono);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;display:block;margin-bottom:5px}
.lm-empty{padding:50px 20px;text-align:center;color:var(--muted);font-family:var(--lm-mono);font-size:.85rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.lm-foot{margin-top:18px;font-family:var(--lm-mono);font-size:.68rem;color:var(--muted);letter-spacing:.03em;line-height:1.8;text-align:center}
/* Static, server-present alloy table (progressive-enhancement fallback for the selector) */
.lm-statictable{margin-top:8px;overflow-x:auto}
.js .lm-statictable[data-enhanced="true"]{display:none}
.lm-statictable table{width:100%;border-collapse:collapse;font-size:.86rem}
.lm-statictable caption{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);text-align:left;margin-bottom:12px}
.lm-statictable th,.lm-statictable td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
.lm-statictable th{font-family:var(--font-mono);font-weight:500;font-size:.74rem;letter-spacing:.04em;text-transform:uppercase;color:var(--alu-dim)}
.lm-statictable td{color:var(--silver)}
.lm-statictable .alloy{font-family:var(--font-display);font-weight:700;color:var(--text)}

@media(max-width:860px){
  .lm-grid{grid-template-columns:1fr}
  .lm-aside{position:static}
  .lm-results{max-height:none;overflow:visible;padding-right:0}
}

/* ============ Sub-pages (multi-page SEO): breadcrumb, page header, prose ============ */
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-family:var(--font-mono);font-size:.74rem;letter-spacing:.03em;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--alu-dim);transition:color .2s}
.crumbs a:hover{color:var(--amber-2)}
.crumbs span[aria-current]{color:var(--silver)}
.crumbs .sep{color:var(--line-2)}
.page-hero{padding-top:calc(var(--nav-h) + 60px);position:relative;overflow:hidden}
.page-hero .h1{font-size:clamp(2rem,4.6vw,3.2rem);font-weight:800;letter-spacing:-.03em;margin-bottom:16px}
.page-lead{color:var(--muted);font-size:1.1rem;max-width:720px;margin-bottom:8px}
.prose{max-width:760px}
.prose p{color:var(--muted);margin-bottom:18px}
.prose h2{font-size:clamp(1.5rem,3vw,2rem);margin:8px 0 14px;letter-spacing:-.02em}
.prose h3{font-size:1.28rem;margin:30px 0 12px}
.prose ul{list-style:none;display:grid;gap:10px;margin:0 0 22px}
.prose ul li{position:relative;padding-left:28px;color:var(--silver)}
.prose ul li .icon{position:absolute;left:0;top:3px;width:17px;height:17px;color:var(--amber);stroke-width:2.4}
.prose a{color:var(--amber-2);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--amber)}
.prose strong{color:var(--silver)}
.page-cta{margin-top:10px;display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.page-cta--band{background:linear-gradient(120deg,rgba(255,138,61,.12),var(--bg-2));border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:48px 0}

/* ============ Responsive ============ */
@media(max-width:980px){
  .footer__inner{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .hero__inner{grid-template-columns:1fr;gap:38px}
  .hero__media{max-width:520px;margin:0 auto}
}
@media(max-width:900px){
  .nav__links{position:fixed;top:var(--nav-h);right:0;flex-direction:column;align-items:flex-start;gap:18px;background:rgba(10,13,18,.98);backdrop-filter:blur(16px);width:min(80vw,330px);height:calc(100vh - var(--nav-h));padding:34px 28px;transform:translateX(100%);transition:transform .4s var(--ease);border-left:1px solid var(--line-2);overflow-y:auto}
  .nav__links.open{transform:translateX(0)}
  .nav__toggle{display:flex}
  .nav__toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__toggle.open span:nth-child(2){opacity:0}
  .nav__toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .about,.contact{grid-template-columns:1fr;gap:40px}
  .grid--cards,.grid--bento,.timeline,.grid--industries,.gallery,.export-grid,.testi-grid{grid-template-columns:repeat(2,1fr)}
  .grid--bento .card--feature{grid-column:span 2;grid-row:auto}
  .certs,.videos{grid-template-columns:repeat(3,1fr)}
  .models{grid-template-columns:repeat(2,1fr)}
  .badges{grid-template-columns:repeat(2,1fr)}
  .section{padding:52px 0}
  .band__inner{flex-direction:column;text-align:center}
  /* sticky quote bar covers the whole mobile/tablet band where the nav CTA is hidden */
  .quote-bar{display:flex}
  body{padding-bottom:64px}
  .whatsapp{bottom:80px}
  .to-top{bottom:80px}
}
@media(max-width:600px){
  .grid--cards,.grid--bento,.timeline,.grid--industries,.grid--two,.gallery,.certs,.badges,.videos,.models,.export-grid,.testi-grid{grid-template-columns:1fr}
  .field--row{grid-template-columns:1fr}
  .whatsapp{width:50px;height:50px;left:16px}
  .model model-viewer{height:320px}
  .trust__inner{grid-template-columns:1fr 1fr;gap:28px}
  .hero__stats{gap:26px}
  .footer__inner{grid-template-columns:1fr}
  .footer__bottom{flex-direction:column}
  .spec-table th{width:48%}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1!important;transform:none!important}
}