/* ============================================================
   Maria Assistant — site stylesheet (redesigned visual layer)
   Consumes the design-system tokens (../../styles.css).
   Preserves the original brand: deep navy, steel-blue, cyan.
   Refines: type rhythm, spacing, hierarchy, cards, nav, footer.
   ============================================================ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background-color: var(--bg);
}

body {
  font-family: var(--font-sans);
  background: var(--bg-gradient);
  background-color: var(--bg);
  background-attachment: fixed;
  color: var(--text);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

::selection { background: rgba(0, 184, 217, 0.28); color: #fff; }

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: var(--radius-xs);
}

/* ---- Layout primitives ---- */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.container-narrow { max-width: var(--container-narrow); margin-inline: auto; padding-inline: var(--gutter); }

.section { padding-block: var(--section-y); }
.section-alt {
  background: rgba(255, 255, 255, 0.018);
  border-block: 1px solid var(--border-soft);
}

/* ---- Eyebrow + section heading system ---- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-caps);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.85rem;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}
.eyebrow.center { justify-content: center; }

.section-head { text-align: center; margin-bottom: var(--space-8); }
.section-head .eyebrow { margin-inline: auto; }
.section-title {
  font-size: var(--fs-h2);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-snug);
  color: var(--heading);
  line-height: var(--lh-snug);
}
.section-sub {
  margin-top: 0.9rem;
  color: var(--text-soft);
  font-size: var(--fs-lead);
  max-width: 62ch;
  margin-inline: auto;
  line-height: var(--lh-normal);
  text-wrap: pretty;
}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: var(--header-bg);
  backdrop-filter: blur(var(--blur-header)) saturate(140%);
  -webkit-backdrop-filter: blur(var(--blur-header)) saturate(140%);
  border-bottom: 1px solid var(--border-soft);
}
.nav {
  max-width: var(--container);
  margin-inline: auto;
  padding: 0.85rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}
.brand { display: inline-flex; align-items: center; gap: 0.7rem; }
.brand img {
  width: var(--logo-size);
  height: var(--logo-size);
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--border);
  transition: transform var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.brand:hover img { transform: scale(1.06); border-color: var(--border-accent); }
.brand-name { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name strong { font-size: 0.95rem; color: var(--heading); font-weight: var(--fw-semibold); letter-spacing: var(--ls-snug); }
.brand-name span { font-size: 0.68rem; color: var(--text-soft); letter-spacing: var(--ls-wide); text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 0.35rem; list-style: none; }
.nav-links a {
  position: relative;
  color: var(--text-soft);
  font-size: var(--fs-nav);
  font-weight: var(--fw-medium);
  padding: 0.5rem 0.8rem;
  border-radius: var(--radius-sm);
  transition: color var(--dur) var(--ease-out), background var(--dur) var(--ease-out);
}
.nav-links a:hover { color: var(--heading); background: rgba(255, 255, 255, 0.04); }
.nav-links a.active { color: var(--color-accent); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0.8rem; right: 0.8rem; bottom: 0.18rem;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.nav-right { display: flex; align-items: center; gap: 0.9rem; }
.lang-switch {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 3px;
  gap: 2px;
}
.lang-btn {
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: var(--fw-semibold);
  color: var(--text-soft);
  background: transparent;
  border: none;
  padding: 0.32rem 0.7rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--dur) var(--ease-out);
}
.lang-btn:hover { color: var(--heading); }
.lang-btn.active { background: var(--color-accent); color: var(--on-accent); }

.menu-toggle {
  display: none;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  color: var(--text);
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ============================================================
   BUTTONS (CSS twins of the DS Button component)
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  font-family: inherit;
  font-weight: var(--fw-semibold);
  font-size: var(--fs-btn);
  line-height: 1;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out),
              background var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.btn-lg { padding: 0.95rem 1.9rem; font-size: 1rem; border-radius: var(--radius); }
.btn-sm { padding: 0.55rem 1rem; font-size: 0.85rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--grad-primary);
  color: var(--on-primary);
  border-color: rgba(255, 255, 255, 0.10);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { transform: translateY(-2px); background: var(--color-primary-hover); box-shadow: var(--glow-primary-btn); }

.btn-accent { background: var(--color-accent); color: var(--on-accent); }
.btn-accent:hover { transform: translateY(-2px); background: var(--color-accent-hover); }

.btn-outline { background: rgba(255, 255, 255, 0.04); color: var(--text); border-color: var(--border); }
.btn-outline:hover { border-color: var(--border-accent); background: var(--accent-wash); color: var(--heading); transform: translateY(-2px); }

.btn-ghost { background: transparent; color: var(--color-accent); padding-inline: 0.2rem; }
.btn-ghost:hover { gap: 0.75rem; color: var(--color-accent-hover); }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.card-hover:hover { transform: var(--lift); border-color: var(--border-accent); box-shadow: var(--glow-card); }

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-wash);
  border: 1px solid var(--accent-line);
  color: var(--color-accent);
  font-size: 1.3rem;
  margin-bottom: var(--space-4);
  transition: background var(--dur) var(--ease-out), color var(--dur) var(--ease-out);
}
.card-hover:hover .card-icon { background: var(--accent-wash-2); }
.card h3, .card-title { font-size: var(--fs-h3); font-weight: var(--fw-semibold); color: var(--heading); margin-bottom: 0.45rem; line-height: var(--lh-snug); }
.card p { color: var(--text-soft); font-size: 0.92rem; line-height: var(--lh-normal); }

.cards-grid { display: grid; gap: var(--gap-cards); margin-top: var(--space-7); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ============================================================
   BADGES & TAGS
   ============================================================ */
.badge {
  display: inline-flex; align-items: center; gap: 0.35rem;
  font-size: var(--fs-xs); font-weight: var(--fw-semibold); line-height: 1;
  padding: 0.32rem 0.7rem; border-radius: var(--radius-pill); white-space: nowrap;
}
.badge-accent { background: var(--accent-wash-2); color: var(--color-accent); border: 1px solid var(--accent-line); }
.badge-pro { background: var(--pro-wash); color: var(--color-pro); border: 1px solid var(--pro-border); text-transform: uppercase; letter-spacing: var(--ls-wide); }
.badge-gradient { background: var(--grad-accent); color: #fff; }
.badge-zabbix { background: var(--color-zabbix-red); color: #fff; border: 2px solid #fff; text-transform: uppercase; letter-spacing: var(--ls-wide); font-size: 0.72rem; }

.tag {
  display: inline-flex; align-items: center;
  font-size: var(--fs-xs); font-weight: var(--fw-medium); line-height: 1;
  padding: 0.35rem 0.8rem; border-radius: var(--radius-pill);
  background: var(--accent-wash); color: var(--color-accent);
  border: 1px solid var(--accent-line);
  transition: all var(--dur) var(--ease-out);
}
.tag:hover { transform: scale(1.05); background: var(--accent-wash-2); border-color: var(--border-accent); }
.tag-plain { background: var(--bg); color: var(--text); border-color: var(--border); }
.tag-plain:hover { background: var(--color-accent); color: var(--on-accent); border-color: var(--color-accent); transform: translateY(-2px); }
.tag-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border-soft);
  padding-block: var(--space-8);
}
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 1.2rem; text-align: center; }
.social-links { display: flex; gap: 0.6rem; }
.social-links a {
  width: 42px; height: 42px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-soft);
  font-size: 1.05rem;
  transition: all var(--dur) var(--ease-out);
}
.social-links a:hover { color: var(--color-accent); border-color: var(--border-accent); transform: translateY(-3px); background: var(--accent-wash); }
.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; justify-content: center; }
.footer-links a { color: var(--text-soft); font-size: var(--fs-sm); transition: color var(--dur) var(--ease-out); }
.footer-links a:hover { color: var(--color-accent); }
.footer-copy { font-size: var(--fs-sm); color: var(--text-faint); }

/* ============================================================
   MARIA BANNER (cross-page CTA strip)
   ============================================================ */
.maria-banner {
  background:
    radial-gradient(120% 140% at 12% 0%, rgba(0,184,217,0.08), transparent 60%),
    var(--surface);
  border-top: 2px solid var(--color-accent);
}
.maria-banner-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem; flex-wrap: wrap; padding-block: var(--space-7);
}
.maria-banner-left { display: flex; align-items: center; gap: 1.1rem; }
.maria-banner-icon {
  width: 56px; height: 56px; border-radius: var(--radius);
  object-fit: cover; object-position: 50% 38%;
  border: 1px solid var(--border-accent);
  box-shadow: var(--shadow-sm);
}
.maria-banner-text h3 { font-size: var(--fs-h4); font-weight: var(--fw-bold); color: var(--heading); }
.maria-banner-text p { font-size: var(--fs-sm); color: var(--text-soft); margin-top: 0.15rem; }

/* ============================================================
   ANIMATIONS (reveal on scroll)
   ============================================================ */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
  .reveal.in { opacity: 1; transform: none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  body {
    background-attachment: scroll;
  }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .nav-links {
    position: absolute; top: calc(100% + 1px); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: rgba(10, 14, 20, 0.98);
    backdrop-filter: blur(var(--blur-header));
    -webkit-backdrop-filter: blur(var(--blur-header));
    border-bottom: 1px solid var(--border);
    padding: 0.5rem;
    opacity: 0; visibility: hidden; transform: translateY(-10px);
    transition: all var(--dur) var(--ease-out);
  }
  .nav-links.open { opacity: 1; visibility: visible; transform: none; }
  .nav-links a { padding: 0.85rem 1rem; border-radius: var(--radius-sm); }
  .nav-links a.active::after { display: none; }
  .menu-toggle { display: inline-flex; }
  .brand-name { display: flex; }
}
@media (max-width: 600px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .maria-banner-inner { flex-direction: column; text-align: center; }
  .maria-banner-left { flex-direction: column; }
}

/* ============================================================
   COOKIE CONSENT BANNER
   ============================================================ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background-color: var(--neutral-850);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
  padding: 1.25rem var(--gutter);
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.4s var(--ease-out), opacity 0.4s var(--ease-out);
  visibility: hidden;
}
.cookie-banner.show {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}
.cookie-banner-inner {
  max-width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.cookie-content {
  flex: 1 1 500px;
}
.cookie-title {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--heading);
  margin-bottom: 0.25rem;
}
.cookie-text {
  font-size: var(--fs-sm);
  color: var(--text-soft);
  line-height: 1.4;
}
.cookie-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: nowrap;
}
.cookie-btn {
  font-family: inherit;
  font-size: var(--fs-btn);
  font-weight: var(--fw-semibold);
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--dur) var(--ease-out);
}
.cookie-btn-accept {
  background-color: var(--color-primary);
  color: var(--on-primary);
  border-color: rgba(255, 255, 255, 0.1);
}
.cookie-btn-accept:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
}
.cookie-btn-reject {
  background-color: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-color: var(--border);
}
.cookie-btn-reject:hover {
  border-color: var(--border-accent);
  background-color: var(--accent-wash);
  color: var(--heading);
  transform: translateY(-1px);
}

.footer-cookie-link {
  font-size: var(--fs-sm);
  color: var(--text-soft);
  cursor: pointer;
  transition: color var(--dur) var(--ease-out);
}
.footer-cookie-link:hover {
  color: var(--color-accent);
}

@media (max-width: 600px) {
  .cookie-banner-inner {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  .cookie-content {
    flex: none;
  }
  .cookie-actions {
    justify-content: flex-end;
  }
}