/* ============================================================
   Terra Multiphysics — multi-page "software vendor" components.
   Loaded AFTER styles.css; extends the locked token system with a
   mega-nav, page heroes, suite/gallery/update cards, and a deep footer.
   Brand stays teal/ochre — structure is the only thing borrowed.
   ============================================================ */

/* ---- shared scaffolding: reuses .container/.section/.section--alt/.sec-head/.kicker/.sec-lead/.skip-link from styles.css ---- */
main{display:block}
.section--ink{background:var(--teal-900);color:var(--on-teal)}
.section--ink h2,.section--ink h3{color:#fff}

/* ════════════════ MEGA-NAV ════════════════ */
.meganav{position:sticky;top:0;z-index:100;background:var(--nav-bg);
  -webkit-backdrop-filter:saturate(1.4) blur(12px);backdrop-filter:saturate(1.4) blur(12px);
  border-bottom:1px solid var(--line);transition:box-shadow .25s var(--ease),background .25s}
.meganav.scrolled{box-shadow:var(--shadow-sm)}
.meganav__bar{max-width:var(--maxw);margin-inline:auto;padding:0 var(--gut);min-height:64px;
  display:flex;align-items:center;gap:clamp(12px,2vw,28px)}
.meganav__brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:none}
.meganav__brand .brand__mark{width:30px;height:30px;color:var(--ink)}
.meganav__brand .brand__word{font-family:var(--display);font-weight:600;font-size:1.06rem;letter-spacing:-.01em}
.meganav__brand .brand__word>span{color:var(--teal-700)}
/* full product name reads as one unit: "Multiphysics" at full strength, ink (not the
   teal FLUX colour) — higher specificity + opacity:1 beat the legacy span/opacity rules. */
.meganav__brand .brand__word--sub .msub{color:var(--ink);font-weight:600;opacity:1}

.meganav__links{display:flex;align-items:center;gap:clamp(4px,1.4vw,20px);margin-left:auto}
.meganav__group{position:relative}
.meganav__top{display:inline-flex;align-items:center;gap:5px;text-decoration:none;
  color:var(--ink-2);font-size:.95rem;font-weight:500;padding:10px 4px;white-space:nowrap;
  border-bottom:2px solid transparent;transition:color var(--dur-hover),border-color var(--dur-hover)}
.meganav__top:hover,.meganav__group:hover .meganav__top,.meganav__group:focus-within .meganav__top{color:var(--teal-700)}
.meganav__top[aria-current="page"]{color:var(--teal-700);border-bottom-color:var(--teal-500)}
.meganav__chev{width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:translateY(-2px) rotate(45deg);transition:transform var(--dur-hover);opacity:.8}
.meganav__group:hover .meganav__chev,.meganav__group:focus-within .meganav__chev{transform:translateY(0) rotate(225deg)}

.meganav__panel{position:absolute;top:calc(100% + 6px);left:50%;transform:translateX(-50%) translateY(6px);
  min-width:230px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);
  box-shadow:var(--shadow-lg);padding:8px;display:flex;flex-direction:column;
  opacity:0;visibility:hidden;pointer-events:none;transition:opacity var(--dur-hover),transform var(--dur-hover),visibility var(--dur-hover)}
.meganav__group:hover .meganav__panel,.meganav__group:focus-within .meganav__panel{
  opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.meganav__panel a{text-decoration:none;color:var(--ink-2);font-size:.9rem;font-weight:500;
  padding:9px 12px;border-radius:8px;transition:background var(--dur-hover),color var(--dur-hover)}
.meganav__panel a:hover{background:var(--mint-100);color:var(--teal-700)}
.meganav__panel a:last-child{color:var(--teal-700);margin-top:2px;border-top:1px solid var(--line);border-radius:0 0 8px 8px}

.meganav__actions{display:flex;align-items:center;gap:10px;flex:none}
.meganav__burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--btn-radius);
  background:transparent;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.meganav__burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s var(--ease),opacity .2s}
.meganav__burger.x span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.meganav__burger.x span:nth-child(2){opacity:0}
.meganav__burger.x span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media (max-width:1080px){
  .meganav__links{position:fixed;top:64px;left:0;right:0;bottom:0;margin:0;
    height:calc(100vh - 64px);height:calc(100dvh - 64px);
    flex-direction:column;align-items:stretch;gap:0;overflow-y:auto;-webkit-overflow-scrolling:touch;
    background:var(--paper);border-top:1px solid var(--line);padding:8px var(--gut) 40px;
    transform:translateX(100%);transition:transform .3s var(--ease);visibility:hidden}
  .meganav__links.open{transform:none;visibility:visible}
  .meganav__group,.meganav__top{width:100%}
  .meganav__top{padding:14px 2px;font-size:1.05rem;border-bottom:1px solid var(--line)}
  .meganav__top--has{pointer-events:auto}
  .meganav__chev{display:none}
  .meganav__panel{position:static;transform:none;opacity:1;visibility:visible;pointer-events:auto;
    box-shadow:none;border:0;padding:2px 0 10px 12px;min-width:0;background:transparent}
  .meganav__panel a{padding:9px 8px;font-size:.95rem}
  .meganav__panel a:last-child{border-top:0}
  .meganav__burger{display:flex}
}

/* ════════════════ HOME HERO (overview page) ════════════════ */
.home-hero__grid{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(28px,4vw,48px);align-items:center}
.home-hero__copy h1{font-family:var(--display);font-size:var(--fs-display);line-height:var(--lh-head);letter-spacing:-.02em;color:var(--ink);margin:.5rem 0 0}
@media (max-width:840px){.home-hero__grid{grid-template-columns:1fr}}

/* ════════════════ PAGE HERO (sub-pages) ════════════════ */
.page-hero{background:var(--paper-2);border-bottom:1px solid var(--line);padding-block:clamp(var(--s5),7vw,var(--s7))}
.page-hero__inner{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gut)}
.crumbs{font-size:var(--fs-small);color:var(--muted);margin-bottom:.9rem}
.crumbs a{color:var(--teal-700);text-decoration:none}
.crumbs a:hover{text-decoration:underline}
.crumbs span{margin:0 .4rem;color:var(--n-300)}
.page-hero .kicker{display:inline-block;color:var(--teal-700);font-size:var(--fs-eyebrow);font-weight:600;letter-spacing:.1em;margin-bottom:.7rem}
.page-hero h1{font-family:var(--display);font-size:var(--fs-display);line-height:var(--lh-head);letter-spacing:-.02em;color:var(--ink);max-width:18ch}
.page-hero__lead{margin-top:1rem;color:var(--ink-2);font-size:var(--fs-lead);line-height:var(--lh-lead);max-width:var(--measure-lead)}

/* ════════════════ SUITE / FEATURE CARDS ════════════════ */
.suite-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:clamp(14px,1.8vw,22px)}
.suite-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:var(--card-pad);
  box-shadow:var(--shadow-card);transition:transform var(--dur-hover) var(--ease),box-shadow var(--dur-hover),border-color var(--dur-hover);text-decoration:none;color:inherit;display:block}
a.suite-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--n-200)}
.suite-card__ic{width:44px;height:44px;border-radius:12px;background:var(--mint-100);color:var(--teal-700);
  display:grid;place-items:center;margin-bottom:14px}
.suite-card__ic svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.suite-card h3{font-family:var(--display);font-size:var(--fs-h3);color:var(--ink);margin-bottom:.4rem}
.suite-card p{color:var(--ink-2);font-size:var(--fs-small)}
.suite-card__more{display:inline-block;margin-top:.9rem;color:var(--teal-700);font-weight:600;font-size:var(--fs-small)}

/* ════════════════ APPLICATION GALLERY ════════════════ */
.gallery-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:clamp(16px,2vw,24px)}
.model-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-card);transition:transform var(--dur-hover) var(--ease),box-shadow var(--dur-hover),border-color var(--dur-hover);
  text-decoration:none;color:inherit;display:flex;flex-direction:column}
a.model-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--n-200)}
.model-card__thumb{aspect-ratio:16/9;background:var(--paper-2);display:grid;place-items:center;overflow:hidden;border-bottom:1px solid var(--line)}
.model-card__thumb img{width:100%;height:100%;object-fit:cover;display:block}
.model-card__thumb .ph{color:var(--n-300)}
.model-card__body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.model-card__tag{font-size:var(--fs-caption);color:var(--teal-700);font-weight:600;letter-spacing:.06em}
.model-card h3{font-family:var(--display);font-size:1.15rem;color:var(--ink)}
.model-card p{color:var(--ink-2);font-size:var(--fs-small);flex:1}
.model-card__foot{display:flex;align-items:center;justify-content:space-between;margin-top:4px}
.pill{display:inline-block;background:var(--mint-100);color:var(--teal-800);font-size:var(--fs-caption);
  font-weight:600;padding:3px 10px;border-radius:var(--radius-pill)}
.model-card__more{color:var(--teal-700);font-weight:600;font-size:var(--fs-small)}

/* ════════════════ METRIC STRIP ════════════════ */
.metric-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:clamp(12px,1.6vw,20px)}
.metric{text-align:center;padding:18px 12px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius)}
.metric__num{font-family:var(--display);font-weight:700;font-size:var(--fs-display-num);color:var(--teal-700);
  letter-spacing:-.02em;font-variant-numeric:tabular-nums lining-nums}
.metric__lab{margin-top:4px;color:var(--muted);font-size:var(--fs-small)}

/* ════════════════ ANNOUNCEMENT CARD ════════════════ */
.announce{display:inline-flex;align-items:center;gap:10px;background:var(--white);border:1px solid var(--teal-500);
  border-radius:var(--radius-pill);padding:7px 14px 7px 8px;box-shadow:var(--shadow-sm);text-decoration:none;color:var(--ink-2);font-size:var(--fs-small)}
.announce:hover{box-shadow:var(--shadow)}
.announce__tag{background:var(--teal-700);color:#fff;font-weight:600;font-size:var(--fs-caption);padding:3px 9px;border-radius:var(--radius-pill)}
.announce__arrow{color:var(--teal-700);font-weight:700}

/* ════════════════ UPDATES ════════════════ */
.updates{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:clamp(14px,1.8vw,22px)}
.update-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:var(--card-pad);box-shadow:var(--shadow-card)}
.update-card__date{font-size:var(--fs-caption);color:var(--muted);font-weight:600;letter-spacing:.04em}
.update-card h3{font-family:var(--display);font-size:1.1rem;color:var(--ink);margin:.5rem 0 .4rem}
.update-card p{color:var(--ink-2);font-size:var(--fs-small)}

/* ════════════════ CTA BAND ════════════════ */
.cta-band{background:var(--teal-900);color:var(--on-teal);text-align:center;border-radius:var(--radius);
  padding:clamp(var(--s4),5vw,var(--s6)) var(--gut)}
.cta-band h2{font-family:var(--display);font-size:var(--fs-h2);color:#fff;line-height:var(--lh-head);max-width:20ch;margin-inline:auto}
.cta-band p{margin:.9rem auto 1.6rem;color:var(--on-teal-dim);font-size:var(--fs-lead);max-width:48ch}

/* ════════════════ SITE FOOTER ════════════════ */
.site-footer{background:var(--teal-900);color:var(--on-teal-dim);margin-top:0}
.site-footer__cols{max-width:var(--maxw);margin-inline:auto;padding:clamp(var(--s5),6vw,var(--s6)) var(--gut) var(--s4);
  display:grid;grid-template-columns:1.4fr repeat(5,1fr);gap:clamp(18px,2.4vw,34px)}
.site-footer__brand .brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:#fff}
.site-footer__brand .brand__mark{width:28px;height:28px;color:#fff}
.site-footer__brand .brand__word{font-family:var(--display);font-weight:600;font-size:1rem}
.site-footer__brand .brand__word>span{color:var(--teal-500)}
.site-footer__brand .brand__word--sub .msub{color:#fff;font-weight:600;opacity:1}
/* dark-footer wordmark: the SVG hardcodes ink/teal fills tuned for the light header;
   recolour "Terra"(white) + "FLUX"(light accent) so the full name stays legible on dark. */
.site-footer__brand .brand__mark text tspan:first-child{fill:#fff}
.site-footer__brand .brand__mark text tspan:last-child{fill:var(--mint-300)}
.site-footer__brand p{margin-top:12px;font-size:var(--fs-small);color:var(--on-teal-dim);max-width:24ch}
.site-footer__col h4{font-family:var(--display);font-size:.9rem;font-weight:600;color:#fff;margin-bottom:12px;letter-spacing:.02em}
.site-footer__col a{display:block;color:var(--on-teal-dim);text-decoration:none;font-size:var(--fs-small);padding:5px 0;transition:color var(--dur-hover)}
.site-footer__col a:hover{color:#fff}
.site-footer__bar{max-width:var(--maxw);margin-inline:auto;padding:18px var(--gut);
  border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:var(--fs-caption);color:var(--on-teal-dim)}
.site-footer__bar a{color:var(--on-teal-dim);text-decoration:none}
.site-footer__bar a:hover{color:#fff}

@media (max-width:780px){
  .site-footer__cols{grid-template-columns:1fr 1fr}
  .site-footer__brand{grid-column:1 / -1}
}
@media (max-width:480px){
  .site-footer__cols{grid-template-columns:1fr}
}

/* ════════════════ GALLERY FILTERS ════════════════ */
.gallery-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:clamp(20px,2.4vw,28px)}
.filter-chip{font-family:var(--font);font-size:var(--fs-small);font-weight:600;color:var(--ink-2);
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-pill);
  padding:8px 16px;cursor:pointer;transition:background var(--dur-hover),border-color var(--dur-hover),color var(--dur-hover)}
.filter-chip:hover{border-color:var(--teal-500);color:var(--teal-700)}
.filter-chip[aria-pressed="true"]{background:var(--teal-700);border-color:var(--teal-700);color:#fff}
.model-card.is-hidden{display:none}

/* ════════════════ VIDEO / WORKFLOW STEPS ════════════════ */
.model-card__thumb{position:relative}
.thumb-play{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none}
.thumb-play span{width:46px;height:46px;border-radius:50%;background:rgba(var(--brand-rgb),.92);display:grid;place-items:center;box-shadow:var(--shadow)}
.thumb-play svg{width:18px;height:18px;fill:#fff;margin-left:2px}
.step-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:clamp(14px,1.8vw,22px)}
.step{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:var(--card-pad);box-shadow:var(--shadow-card)}
.step__n{font-family:var(--display);font-weight:700;font-size:1.4rem;color:var(--teal-500);line-height:1}
.step h3{font-family:var(--display);font-size:var(--fs-h3);color:var(--ink);margin:.5rem 0 .35rem}
.step p{color:var(--ink-2);font-size:var(--fs-small)}

/* ════════════════ NEWS FEED ════════════════ */
.news-list{display:flex;flex-direction:column;gap:14px;max-width:880px}
.news-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:var(--card-pad);box-shadow:var(--shadow-card);display:grid;grid-template-columns:140px 1fr;gap:20px;
  transition:transform var(--dur-hover) var(--ease),box-shadow var(--dur-hover),border-color var(--dur-hover);text-decoration:none;color:inherit}
a.news-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--n-200)}
.news-item__date{font-size:var(--fs-caption);color:var(--muted);font-weight:600}
.news-item__tag{display:inline-block;margin-top:8px;background:var(--mint-100);color:var(--teal-800);
  font-size:var(--fs-caption);font-weight:600;padding:2px 9px;border-radius:var(--radius-pill)}
.news-item h3{font-family:var(--display);font-size:1.2rem;color:var(--ink);margin-bottom:.35rem}
.news-item p{color:var(--ink-2);font-size:var(--fs-small)}
@media (max-width:560px){.news-item{grid-template-columns:1fr;gap:8px}}

/* ════════════════ SPECIFICATIONS TABLE ════════════════ */
.spec-table{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.spec-table th,.spec-table td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);font-size:var(--fs-small);vertical-align:top}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0}
.spec-table th{width:34%;color:var(--muted);font-weight:600}
.spec-table td{color:var(--ink-2)}

/* ════════════════ NEWSLETTER / EARLY-ACCESS CAPTURE ════════════════ */
.newsletter{display:flex;gap:10px;flex-wrap:wrap;max-width:520px;margin-top:18px}
.newsletter input[type=email]{flex:1;min-width:220px;font-family:var(--font);font-size:var(--fs-body);
  padding:12px 16px;border:1px solid var(--line);border-radius:var(--btn-radius);background:var(--white);color:var(--ink)}
.newsletter input[type=email]:focus{outline:2px solid var(--teal-600);outline-offset:2px;border-color:var(--teal-600)}
.newsletter__note{font-size:var(--fs-caption);color:var(--muted);margin-top:8px}

/* ════════════════ UTILITIES ════════════════ */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.gallery-empty{display:none;color:var(--muted);font-size:var(--fs-body);padding:24px 2px}
.gallery-empty.show{display:block}
.contact__note.ok{color:var(--teal-700);font-weight:600}

/* ════════════════ EMBED PARITY (iframes hide chrome) ════════════════ */
body.embed .meganav,body.embed .site-footer,body.embed .skip-link{display:none}