/* shell.css — announcement bar, header + navigation, footer, back-to-top, progress, forms in chrome */

/* ---------- Announcement ---------- */
.announce { position: relative; background: var(--c-ink); color: #dbe3f3; font-size: var(--fs-sm); }
.announce__inner { display: flex; align-items: center; justify-content: center; gap: .9rem; min-height: 2.5rem; padding: .45rem 3rem .45rem var(--gutter); text-align: center; flex-wrap: wrap; }
.announce p { margin: 0; }
.announce a { color: var(--c-accent); font-weight: 600; text-decoration: none; white-space: nowrap; }
.announce a:hover { color: #fff; text-decoration: underline; }
.announce__close { position: absolute; right: .5rem; top: 50%; transform: translateY(-50%); width: 2rem; height: 2rem; display: grid; place-items: center; border: 0; background: transparent; color: inherit; opacity: .7; border-radius: var(--radius-sm); }
.announce__close:hover { opacity: 1; background: rgba(255, 255, 255, .08); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: var(--z-header); background: var(--c-header-bg); border-bottom: 1px solid transparent; -webkit-backdrop-filter: saturate(160%) blur(14px); backdrop-filter: saturate(160%) blur(14px); transition: border-color var(--t-base) var(--ease), box-shadow var(--t-base) var(--ease); }
.site-header.is-scrolled { border-bottom-color: var(--c-border); box-shadow: 0 6px 24px -18px rgba(10, 23, 48, .35); }
.site-header__inner { display: flex; align-items: center; gap: var(--space-5); height: var(--header-h); }

.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; color: var(--c-ink); flex: none; min-width: 0; }
[data-theme="dark"] .brand { color: #f1f4fa; }
.brand:hover { color: var(--c-ink); }
[data-theme="dark"] .brand:hover { color: #fff; }
.brand__mark { display: grid; place-items: center; width: 2.25rem; height: 2.25rem; border: 1px solid var(--c-accent); border-radius: var(--radius-sm); font: 500 .95rem/1 var(--font-display); letter-spacing: .02em; color: var(--c-ink); background: linear-gradient(160deg, var(--c-surface), var(--c-accent-soft)); }
[data-theme="dark"] .brand__mark { color: var(--c-accent); background: var(--c-accent-soft); }
.brand__name { font: 500 1.22rem/1.1 var(--font-display); letter-spacing: -.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand--footer { color: #fff; }
.brand--footer:hover { color: #fff; }
.brand--footer .brand__mark { color: var(--c-accent); background: transparent; }

.site-nav { margin-left: auto; display: none; }
.nav-list { list-style: none; display: flex; align-items: center; gap: .15rem; margin: 0; padding: 0; }
.nav-item { position: relative; display: flex; align-items: center; }
.nav-link { display: inline-flex; align-items: center; gap: .3rem; padding: .5rem .8rem; border-radius: var(--radius-sm); font-weight: 500; font-size: .94rem; color: var(--c-text-muted); text-decoration: none; position: relative; transition: color var(--t-fast) var(--ease); }
.nav-link::after { content: ""; position: absolute; left: .8rem; right: .8rem; bottom: .2rem; height: 1px; background: var(--c-accent); transform: scaleX(0); transform-origin: left; transition: transform var(--t-base) var(--ease); }
.nav-link:hover, .nav-item:focus-within > .nav-link { color: var(--c-ink); }
[data-theme="dark"] .nav-link:hover, [data-theme="dark"] .nav-item:focus-within > .nav-link { color: #fff; }
.nav-link:hover::after, .nav-link[aria-current]::after, .nav-link.is-active::after { transform: scaleX(1); }
.nav-link[aria-current], .nav-link.is-active { color: var(--c-ink); }
[data-theme="dark"] .nav-link[aria-current], [data-theme="dark"] .nav-link.is-active { color: #fff; }
.nav-sub-toggle { display: inline-grid; place-items: center; width: 1.5rem; height: 1.8rem; margin-left: -.55rem; border: 0; background: transparent; color: var(--c-text-faint); border-radius: var(--radius-xs); }
.nav-sub-toggle svg { width: .7rem; height: .7rem; transition: transform var(--t-base) var(--ease); }
.nav-item.is-open > .nav-sub-toggle svg { transform: rotate(180deg); }
.nav-sub { list-style: none; margin: 0; padding: .5rem; position: absolute; top: calc(100% + .35rem); left: 0; min-width: 15rem; background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease), visibility 0s linear var(--t-base); z-index: var(--z-dropdown); }
.nav-sub::before { content: ""; position: absolute; left: 0; right: 0; top: -.5rem; height: .5rem; }
.nav-item.has-children:hover > .nav-sub, .nav-item.has-children.is-open > .nav-sub, .nav-item.has-children:focus-within > .nav-sub { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.nav-sub--mega { display: grid; grid-template-columns: repeat(2, minmax(14rem, 1fr)); min-width: 30rem; }
.nav-sub a { display: block; padding: .6rem .8rem; border-radius: var(--radius-sm); text-decoration: none; color: var(--c-text); font-weight: 550; font-size: .92rem; }
.nav-sub a small { display: block; font-weight: 400; color: var(--c-text-muted); margin-top: .1rem; font-size: .8rem; line-height: 1.4; }
.nav-sub a:hover, .nav-sub a:focus-visible { background: var(--c-surface-2); color: var(--c-primary-600); }

.site-header__tools { display: flex; align-items: center; gap: .4rem; margin-left: auto; }
.site-nav ~ .site-header__tools { margin-left: 0; }
.site-header .header-cta { display: none; }
.icon-btn { display: inline-grid; place-items: center; width: 2.5rem; height: 2.5rem; border: 1px solid transparent; background: transparent; color: var(--c-text); border-radius: var(--radius-md); transition: background var(--t-fast), border-color var(--t-fast), color var(--t-fast); }
.icon-btn:hover { background: var(--c-surface-2); border-color: var(--c-border); }
.icon-btn svg { width: 1.15rem; height: 1.15rem; }
.theme-toggle .i-sun { display: none; }
[data-theme="dark"] .theme-toggle .i-sun { display: block; }
[data-theme="dark"] .theme-toggle .i-moon { display: none; }
.nav-toggle .i-close { display: none; }
.nav-toggle[aria-expanded="true"] .i-close { display: block; }
.nav-toggle[aria-expanded="true"] .i-open { display: none; }

/* Mobile drawer (child of the sticky header, so it follows the announcement bar correctly) */
.mobile-menu { position: absolute; left: 0; right: 0; top: 100%; background: var(--c-bg); border-bottom: 1px solid var(--c-border); box-shadow: var(--shadow-lg); max-height: calc(100vh - var(--header-h)); max-height: calc(100dvh - var(--header-h)); overflow-y: auto; overscroll-behavior: contain; opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity var(--t-base) var(--ease), transform var(--t-base) var(--ease), visibility 0s linear var(--t-base); }
.mobile-menu.is-open { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.mobile-menu__inner { padding-block: var(--space-4) var(--space-6); }
.mobile-menu ul { list-style: none; margin: 0; padding: 0; }
.mobile-menu a.m-link { display: flex; align-items: center; justify-content: space-between; padding: .95rem .25rem; border-bottom: 1px solid var(--c-border); color: var(--c-text); font: 500 1.15rem/1.3 var(--font-display); text-decoration: none; }
.mobile-menu a.m-link[aria-current] { color: var(--c-primary-600); }
.mobile-menu ul ul a.m-link { padding-left: 1.25rem; font: 500 .98rem/1.3 var(--font-sans); color: var(--c-text-muted); }
.mobile-menu .btn { margin-top: var(--space-5); width: 100%; }
body.nav-open { overflow: hidden; }

@media (min-width: 980px) {
  .site-nav { display: block; }
  .nav-toggle, .mobile-menu { display: none; }
  .site-header .header-cta { display: inline-flex; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--c-ink); color: #aebad2; margin-top: auto; position: relative; }
.site-footer::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--c-accent), transparent); opacity: .7; }
.site-footer a { color: #cbd5e8; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; text-underline-offset: .25em; }
.footer-grid { display: grid; gap: var(--space-8) var(--space-7); grid-template-columns: minmax(0, 1fr); padding-block: clamp(3rem, 2rem + 4vw, 5.5rem) var(--space-7); }
@media (min-width: 700px) { .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .footer-grid { grid-template-columns: 1.4fr .8fr .8fr 1.3fr; } }
.footer-about { max-width: 24rem; margin: var(--space-4) 0 var(--space-5); font-size: .95rem; line-height: 1.65; }
.footer-heading { margin: 0 0 var(--space-4); font: 600 .8rem/1 var(--font-sans); letter-spacing: .12em; text-transform: uppercase; color: var(--c-accent); }
.footer-links { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; font-size: .95rem; }
.footer-contact { list-style: none; margin: var(--space-5) 0 0; padding: 0; display: grid; gap: .5rem; font-size: .92rem; }
.footer-contact li { display: flex; gap: .6rem; align-items: baseline; }
.footer-contact svg, .footer-contact i { color: var(--c-accent); width: 1rem; flex: none; }
.site-footer .social a { color: #cbd5e8; border-color: rgba(255, 255, 255, .16); }
.site-footer .social a:hover { color: #fff; border-color: var(--c-accent); background: rgba(255, 255, 255, .05); text-decoration: none; }
.footer-bottom { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-3) var(--space-5); padding-block: var(--space-5); border-top: 1px solid rgba(255, 255, 255, .1); font-size: .86rem; }
.footer-bottom ul { display: flex; flex-wrap: wrap; gap: .4rem 1.25rem; list-style: none; margin: 0; padding: 0; }
.footer-bottom p { margin: 0; }

/* Newsletter (footer + section + standalone) */
.newsletter { display: grid; gap: .6rem; }
.newsletter__row { display: flex; gap: .5rem; }
.newsletter .input { flex: 1; min-width: 0; }
.newsletter__msg { min-height: 1.3rem; margin: 0; font-size: var(--fs-sm); }
.newsletter__msg.is-ok { color: var(--c-success); }
.newsletter__msg.is-error { color: var(--c-danger); }
.newsletter__note { margin: 0; font-size: var(--fs-xs); color: var(--c-text-faint); }
.site-footer .newsletter .input { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .18); color: #fff; }
.site-footer .newsletter .input::placeholder { color: #8d9bb8; }
.site-footer .newsletter .btn--primary { --btn-bg: var(--c-accent); --btn-bd: var(--c-accent); --btn-fg: #16110a; }
.site-footer .newsletter__msg.is-ok { color: #7ee0aa; }
.site-footer .newsletter__msg.is-error { color: #ff9aa6; }
.site-footer .newsletter__note { color: #8d9bb8; }

/* ---------- Page progress + back to top ---------- */
.page-progress { position: fixed; z-index: var(--z-toast); top: 0; left: 0; height: 2px; width: 0; background: var(--c-accent); pointer-events: none; }
.back-to-top, #scroll-top { position: fixed; z-index: var(--z-sticky); right: var(--space-4); bottom: var(--space-4); width: 2.9rem; height: 2.9rem; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--c-border-strong); background: var(--c-surface); color: var(--c-text); box-shadow: var(--shadow-md); opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity var(--t-base), transform var(--t-base), visibility 0s linear var(--t-base), border-color var(--t-fast); }
.back-to-top.is-visible, #scroll-top.visible, #scroll-top.is-visible { opacity: 1; visibility: visible; transform: none; transition-delay: 0s; }
.back-to-top:hover { border-color: var(--c-primary-600); color: var(--c-primary-600); }
.back-to-top svg { width: 1rem; height: 1rem; }
/* Keep the chat launcher (Worker E) and the back-to-top button from colliding */
body.has-chat .back-to-top { bottom: calc(var(--space-4) + 4.4rem); }
.brand__logo { width: 2.25rem; height: 2.25rem; object-fit: contain; border-radius: var(--radius-sm); }

/* Privacy notice */
.privacy-notice{position:fixed;left:var(--space-4,1rem);right:var(--space-4,1rem);bottom:var(--space-4,1rem);z-index:60;max-width:640px;display:flex;gap:var(--space-4,1rem);align-items:center;justify-content:space-between;padding:var(--space-3,.75rem) var(--space-4,1rem);background:var(--c-surface);color:var(--c-text);border:1px solid var(--c-border);border-radius:var(--radius-md,10px);box-shadow:var(--shadow-lg)}
.privacy-notice[hidden]{display:none}
.privacy-notice p{margin:0;font-size:.875rem}
@media (max-width:560px){.privacy-notice{flex-direction:column;align-items:stretch}}