/**
 * IA Webtech Design System — 05 THEME (layout + page templates)
 * Header/nav/megamenu, hero, architecture visuals, strips, diagrams,
 * final CTA, footer. Consumes tokens/base/components/motion only.
 */

/* ============ HEADER / NAV / MEGAMENU ============ */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.2) blur(12px);border-bottom:1px solid var(--border)}
body.admin-bar .site-header{top:32px}
@media screen and (max-width:782px){body.admin-bar .site-header{top:46px}}
/* Query Loop post cards (generated + editor content). */
.wp-block-query .wp-block-post-template{display:grid;gap:var(--grid-gap);grid-template-columns:repeat(3,1fr)}
.wp-block-query .wp-block-post{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.wp-block-query .wp-block-post-title{font-size:1.15rem;margin:0 0 8px}
.wp-block-query .wp-block-post-title a{color:var(--text-primary);text-decoration:none}
.wp-block-query .wp-block-post-excerpt{color:var(--text-muted);font-size:.97rem}
@media (max-width:960px){.wp-block-query .wp-block-post-template{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.wp-block-query .wp-block-post-template{grid-template-columns:1fr}}
/* Outline buttons stay readable on dark CTA sections. */
.final-cta .is-style-outline>.wp-block-button__link{color:#fff;border-color:#fff;background:transparent}
.final-cta .is-style-outline>.wp-block-button__link:hover{border-color:var(--brand-primary);color:#fff}
.dark-section .btn-ghost,.final-cta .btn-ghost{color:#fff;border-color:rgba(255,255,255,.6);background:transparent}
.dark-section .btn-ghost:hover,.final-cta .btn-ghost:hover{border-color:var(--brand-primary);color:#fff}
/* Mega panel: capped, breathing room, no empty giants. */
.mega-inner{max-height:calc(100vh - 120px);overflow:auto}
.mega-feature p{font-size:.88rem}
@media (max-width:1080px){.mega-inner{max-height:none}}
.header-bar{display:flex;align-items:center;gap:14px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text-primary);margin-right:auto;flex:0 0 auto}
.brand img{height:38px;width:auto;max-width:190px;display:block}
.brand-tag{font-size:.72rem;color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase;border-left:1px solid var(--border);padding-left:12px;line-height:1.4;white-space:nowrap}
@media (max-width:1400px){.brand-tag{display:none}.brand img{height:34px}}
.main-nav{display:flex;align-items:stretch;gap:4px;align-self:stretch}
.main-nav>ul{display:flex;gap:2px;list-style:none;margin:0;padding:0;align-items:stretch}
.main-nav>ul>li{display:flex;align-items:stretch}
.main-nav a.top{position:relative;display:flex;align-items:center;padding:10px 9px;color:var(--text-secondary);text-decoration:none;font-weight:600;font-size:.9rem;border-radius:8px;white-space:nowrap}
.main-nav a.top:hover,.main-nav a.top[aria-expanded="true"]{color:var(--brand-primary-700);background:var(--brand-primary-soft)}
.main-nav a.top.has-menu::after{content:"";display:inline-block;width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);margin-left:6px;vertical-align:middle}
.header-ctas{display:flex;gap:8px;align-items:center;flex:0 0 auto}
@media (max-width:1280px){.header-ctas .btn-ghost{display:none}}
.mega{position:absolute;left:0;right:0;top:100%;background:var(--surface);border-bottom:1px solid var(--border);box-shadow:0 30px 60px -30px rgba(11,14,12,.25);opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity var(--duration-fast) var(--ease),transform var(--duration-fast) var(--ease),visibility var(--duration-fast)}
.mega.open{opacity:1;visibility:visible;transform:none}
/* No-JS / no-gap fallback: pure CSS keeps the submenu open while the
   cursor is anywhere on the item or panel. Bridge covers the seam. */
@media (min-width:1081px){
  .main-nav>ul>li:hover .mega,.main-nav>ul>li:focus-within .mega{opacity:1;visibility:visible;transform:none}
  .mega::before{content:"";position:absolute;top:-16px;left:0;right:0;height:16px}
}
.mega-inner{max-width:var(--max-wide);margin:0 auto;padding:28px 24px 32px;display:grid;grid-template-columns:1.1fr 1.1fr 1fr;gap:32px}
.mega-inner.mega-auto{grid-template-columns:1.5fr 1fr}
.mega-links{columns:2;column-gap:32px}
.mega-links li{break-inside:avoid}
.mega h4{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--brand-primary-600);margin:0 0 12px}
.mega ul{list-style:none;margin:0;padding:0;display:grid;gap:2px}
.mega ul a{display:block;padding:8px 10px;border-radius:8px;color:var(--text-secondary);text-decoration:none;font-size:.96rem}
.mega ul a:hover{background:var(--brand-primary-soft);color:var(--brand-primary-700)}
.mega ul a span{display:block;font-size:.83rem;color:var(--text-muted);font-weight:400}
.mega-feature{background:var(--surface-dark);color:var(--dark-text);border-radius:var(--radius);padding:22px;align-self:start}
.mega-feature h5{margin:0 0 8px;font-size:1.05rem;color:#fff}
.mega-feature p{font-size:.9rem;color:var(--dark-muted);margin:0 0 14px}
.nav-toggle{display:none;background:var(--surface);border:1px solid var(--border-strong);border-radius:10px;padding:10px 14px;font-size:1.1rem;line-height:1;cursor:pointer;color:var(--text-primary)}
.main-nav .mnav{display:none}
.mfoot{display:none}
@media (max-width:1080px){
  .main-nav .dnav{display:none}
  .nav-toggle{display:inline-block}
  .main-nav.mobile-open{display:block;position:absolute;top:100%;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--border);padding:12px 24px 20px}
  .main-nav.mobile-open>ul{flex-direction:column;align-items:stretch}
  .main-nav.mobile-open .mega{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0}
  .main-nav.mobile-open .mega-inner{grid-template-columns:1fr;padding:8px 0}
  .main-nav.mobile-open .mnav{display:block;list-style:none;margin:0;padding:6px 0 16px}
  .mnav .mrow{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:58px;padding:14px 4px;font-size:1.18rem;font-weight:700;color:var(--text-primary);text-decoration:none;border-bottom:1px solid var(--border)}
  .mnav .mrow span{color:var(--brand-primary-600)}
  .mfoot{display:grid;gap:10px;padding:18px 0 8px;text-align:center}
  .mfoot .btn{width:100%}
  .header-ctas{margin-left:auto}
}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fdfffd 0%,#f3f8f3 62%,#fff 100%);border-bottom:1px solid var(--border)}
.hero-grid-bg{position:absolute;inset:0;background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);background-size:44px 44px;opacity:.35;mask-image:radial-gradient(ellipse 90% 80% at 50% 20%,#000 30%,transparent 75%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,5vw,64px);align-items:center;padding:clamp(48px,6vw,96px) 0 clamp(40px,5vw,72px)}
.hero h1 .accent{color:var(--brand-primary-600)}
.hero h1{margin:26px 0 34px}
.hero .sub{font-size:var(--text-body-lg);color:var(--text-muted);max-width:34rem;margin:0 0 36px}
.hero-inner .cta-row{margin:0 0 28px}
.hero-proof{margin-top:26px}
.hero-grid{align-items:center;gap:clamp(28px,5vw,64px)}
.hero-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:22px;font-size:.9rem;color:var(--text-muted)}
.hero-meta strong{color:var(--text-primary)}
.hero-proof{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.hero-visual{position:relative}
@media (max-width:960px){.hero-inner{grid-template-columns:1fr}}

/* ============ ARCHITECTURE VISUALS ============ */
.arch-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.arch-card-head{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--border);font-size:.82rem;color:var(--text-muted);font-weight:600}
.dot{width:10px;height:10px;border-radius:50%}
.dot.r{background:#e0655f}.dot.y{background:#e5b545}.dot.g{background:var(--brand-primary)}
.arch-body{padding:18px}
.flow{display:flex;flex-direction:column;gap:0}
.flow-node{display:flex;gap:12px;align-items:flex-start;background:var(--surface-muted);border:1px solid var(--border);border-radius:12px;padding:12px 14px;font-size:.9rem}
.flow-node strong{display:block;font-size:.92rem}
.flow-node small{color:var(--text-muted)}
.flow-node .ico{flex:0 0 34px;width:34px;height:34px;border-radius:9px;background:var(--brand-primary-soft);border:1px solid var(--brand-primary-border);display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--brand-primary-600)}
.flow-link{width:2px;min-height:16px;background:repeating-linear-gradient(180deg,var(--brand-primary) 0 5px,transparent 5px 10px);margin:0 0 0 30px;opacity:.7}

/* ============ PROOF STRIP ============ */
.strip{background:var(--surface-muted);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.strip-inner{display:flex;gap:26px;flex-wrap:wrap;align-items:center;justify-content:space-between;padding:20px 0;font-size:.95rem;color:var(--text-muted)}
.strip-inner strong{color:var(--text-primary)}

/* ============ DARK DIAGRAM BLOCKS ============ */
.diagram{background:var(--surface-dark-2);border:1px solid var(--dark-line);border-radius:var(--radius-lg);padding:clamp(20px,3vw,36px);color:var(--dark-text)}
.diagram-layers{display:grid;gap:0;max-width:720px;margin:0 auto}
.dlayer{border:1px solid var(--dark-line);background:#141b15;border-radius:12px;padding:12px 18px;text-align:center}
.dlayer>*:empty{display:none}
.dlayer b{color:#fff;display:block}
.dlayer span{color:var(--dark-muted);font-size:.85rem}
.dlayer.operator{border-color:var(--brand-primary);background:rgba(46,139,54,.14)}
.darrow{text-align:center;color:var(--brand-primary);font-weight:800;line-height:1.4;padding:2px 0}
.op-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:18px}
.op-chips span{border:1px solid var(--dark-line);border-radius:var(--radius-pill);padding:8px 14px;font-size:.85rem;color:var(--dark-text);background:#161d17}

/* ============ FINAL CTA ============ */
.final-cta{background:linear-gradient(135deg,var(--text-primary) 0%,#14251a 60%,var(--brand-primary-700) 130%);border-radius:var(--radius-xl);padding:clamp(32px,5vw,64px);color:#fff;position:relative;overflow:hidden}
.final-cta h2{color:#fff}
.final-cta p{color:#cfe0d1;max-width:56ch}
.final-cta::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(46,139,54,.5),transparent 70%)}

/* ============ FOOTER ============ */
.site-footer{background:var(--surface-dark);color:var(--dark-text);border-top:4px solid var(--brand-primary)}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:32px;padding:56px 0 36px}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
.site-footer h4{color:#fff;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;margin:0 0 14px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-footer a{color:var(--dark-muted);text-decoration:none;font-size:.95rem}
.site-footer a:hover{color:#fff}
.footer-brand img{height:44px;background:#000;border-radius:8px}
.footer-contact{color:var(--dark-muted);font-size:.95rem}
.footer-contact a{color:#fff}
.footer-bottom{border-top:1px solid var(--dark-line);padding:20px 0;display:flex;gap:16px;flex-wrap:wrap;align-items:center;justify-content:space-between;font-size:.85rem;color:var(--dark-muted)}

/* ============ BMA CONNECTOR (visual link across the three columns) ============ */
.bma-connect{display:flex;align-items:center;margin:0 0 var(--space-6)}
.bma-connect .bl{flex:1;height:2px;background:repeating-linear-gradient(90deg,var(--brand-primary) 0 8px,transparent 8px 16px);opacity:.55}
.bma-connect .bl.animated{animation:dashmoveh 1.4s linear infinite}
.bma-connect .bdot{width:12px;height:12px;border-radius:50%;background:var(--brand-primary);border:3px solid var(--brand-primary-soft);flex:0 0 auto}
@keyframes dashmoveh{to{background-position:16px 0}}
@media (max-width:860px){.bma-connect{display:none}}