/* LMAV Events — corporate AV marketing site
   Dark muted corporate. Mobile-first. No framework. */

:root {
  --bg: #0f1218;
  --bg-elevated: #171b24;
  --bg-card: #1c2230;
  --bg-soft: #232a3a;
  --border: #2c3448;
  --border-strong: #3a4460;
  --text: #e8ecf4;
  --text-muted: #9aa3b8;
  --text-dim: #6b748a;
  --accent: #5b8def;
  --accent-hover: #7aa3f5;
  --accent-soft: rgba(91, 141, 239, 0.12);
  --accent-border: rgba(91, 141, 239, 0.35);
  --success: #6ec9a0;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  --max: 1100px;
  --header-h: 68px;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 1000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* —— Header —— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15, 18, 24, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 1rem;
}

.wordmark {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
  color: var(--text);
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
}
.wordmark:hover { color: var(--text); text-decoration: none; }
.wordmark span {
  font-weight: 500;
  color: var(--text-muted);
  font-size: 0.85em;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-elevated);
  color: var(--text);
  cursor: pointer;
  padding: 0;
}
.nav-toggle svg { width: 22px; height: 22px; }
.nav-toggle[aria-expanded="true"] { border-color: var(--accent-border); background: var(--accent-soft); }

.site-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1rem 1.25rem;
  box-shadow: var(--shadow);
}
.site-nav.is-open { display: block; }

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.site-nav a {
  display: block;
  padding: 0.75rem 0.85rem;
  color: var(--text);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
}
.site-nav a:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
.site-nav a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--accent-hover);
}

.nav-cta {
  margin-top: 0.5rem;
}

@media (min-width: 768px) {
  .nav-toggle { display: none; }
  .site-nav {
    display: block;
    position: static;
    background: transparent;
    border: 0;
    padding: 0;
    box-shadow: none;
  }
  .site-nav ul {
    flex-direction: row;
    align-items: center;
    gap: 0.15rem;
  }
  .site-nav a {
    padding: 0.45rem 0.75rem;
    font-size: 0.95rem;
  }
  .nav-cta {
    margin-top: 0;
    margin-left: 0.5rem;
  }
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.25rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.2;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover {
  background: var(--bg-soft);
  color: var(--text);
  border-color: var(--text-muted);
}
.btn-ghost {
  background: transparent;
  color: var(--accent-hover);
  border-color: transparent;
  padding-inline: 0.5rem;
}
.btn-ghost:hover { color: var(--accent-hover); text-decoration: underline; }
.btn-block { width: 100%; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1.75rem;
}

/* —— Main —— */
main { flex: 1; }

.hero {
  padding: 3.5rem 0 3rem;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(ellipse 80% 60% at 70% -10%, rgba(91, 141, 239, 0.18), transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(91, 141, 239, 0.06), transparent 50%),
    var(--bg);
}
.hero-kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-hover);
  margin: 0 0 1rem;
}
.hero h1 {
  margin: 0;
  font-size: clamp(1.85rem, 5vw, 2.75rem);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.02em;
  max-width: 18ch;
}
.hero-sub {
  margin: 1.15rem 0 0;
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 36ch;
}
.hero-email {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.section {
  padding: 3.25rem 0;
}
.section-tight { padding: 2.5rem 0; }
.section + .section { border-top: 1px solid var(--border); }

.section-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-hover);
  margin: 0 0 0.75rem;
}
.section h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.45rem, 3vw, 1.85rem);
  letter-spacing: -0.015em;
  line-height: 1.25;
}
.section-lead {
  margin: 0 0 2rem;
  color: var(--text-muted);
  max-width: 52ch;
  font-size: 1.05rem;
}

/* —— Cards —— */
.card-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 560px) {
  .card-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 900px) {
  .card-grid.four { grid-template-columns: repeat(4, 1fr); }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.35rem 1.4rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color 0.15s;
}
.card:hover { border-color: var(--border-strong); }
.card-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-hover);
  margin-bottom: 0.35rem;
  flex-shrink: 0;
}
.card-icon svg { width: 18px; height: 18px; }
.card h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}
.card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  flex: 1;
}
.card a.card-link {
  margin-top: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-hover);
  text-decoration: none;
}
.card a.card-link:hover { text-decoration: underline; }

.statement {
  text-align: center;
  padding: 2.75rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}
.statement p {
  margin: 0 auto;
  max-width: 40ch;
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.cta-band {
  background:
    linear-gradient(135deg, rgba(91, 141, 239, 0.14), transparent 60%),
    var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
}
.cta-band h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.25rem, 2.5vw, 1.55rem);
}
.cta-band p {
  margin: 0 auto 1.35rem;
  color: var(--text-muted);
  max-width: 42ch;
}
.cta-band .hero-actions { justify-content: center; margin-top: 0; }

/* —— Page hero (inner) —— */
.page-hero {
  padding: 2.75rem 0 2rem;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(ellipse 70% 50% at 80% 0%, rgba(91, 141, 239, 0.12), transparent 50%),
    var(--bg);
}
.page-hero h1 {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.page-hero p {
  margin: 0.85rem 0 0;
  color: var(--text-muted);
  max-width: 52ch;
  font-size: 1.1rem;
}

/* —— Services detail —— */
.service-block {
  display: grid;
  gap: 1.25rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border);
}
.service-block:last-of-type { border-bottom: 0; }
@media (min-width: 720px) {
  .service-block {
    grid-template-columns: 220px 1fr;
    gap: 2rem;
    align-items: start;
  }
}
.service-block h2 {
  margin: 0;
  font-size: 1.25rem;
}
.service-meta {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin: 0.35rem 0 0;
  letter-spacing: 0.02em;
}
.service-block .body p {
  margin: 0 0 0.85rem;
  color: var(--text-muted);
}
.service-block .body p:last-child { margin-bottom: 0; }
.service-block ul {
  margin: 0.5rem 0 0;
  padding-left: 1.15rem;
  color: var(--text-muted);
}
.service-block li { margin-bottom: 0.35rem; }

.note-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.15rem 1.25rem;
  margin-top: 2rem;
}
.note-box p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.note-box strong { color: var(--text); }

/* —— About —— */
.about-grid {
  display: grid;
  gap: 2rem;
}
@media (min-width: 720px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
  }
}
.prose p {
  margin: 0 0 1rem;
  color: var(--text-muted);
}
.prose p:last-child { margin-bottom: 0; }
.prose strong { color: var(--text); font-weight: 600; }

.fact-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.fact-list li {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
}
.fact-list strong {
  display: block;
  font-size: 0.85rem;
  color: var(--accent-hover);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}
.fact-list span { color: var(--text-muted); font-size: 0.95rem; }

/* —— Contact —— */
.contact-layout {
  display: grid;
  gap: 2rem;
}
@media (min-width: 800px) {
  .contact-layout {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2.5rem;
    align-items: start;
  }
}

.form-card,
.contact-side {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.form-card h2,
.contact-side h2 {
  margin: 0 0 0.35rem;
  font-size: 1.2rem;
}
.form-card .form-intro,
.contact-side p {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.form-row {
  display: grid;
  gap: 1rem;
}
@media (min-width: 520px) {
  .form-row.two { grid-template-columns: 1fr 1fr; }
}

.field { margin-bottom: 1rem; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.35rem;
}
.field .hint {
  display: block;
  font-weight: 400;
  color: var(--text-dim);
  font-size: 0.8rem;
  margin-top: 0.15rem;
}
.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-size: 1rem;
}
.field input::placeholder,
.field textarea::placeholder { color: var(--text-dim); }
.field textarea { min-height: 120px; resize: vertical; }

.form-note {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin: 0.75rem 0 0;
}

.email-big {
  display: block;
  font-size: 1.15rem;
  font-weight: 650;
  color: var(--accent-hover);
  word-break: break-all;
  margin-bottom: 0.35rem;
}
.email-big:hover { color: var(--accent); }

.side-list {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
  border-top: 1px solid var(--border);
  padding-top: 1.15rem;
}
.side-list li {
  margin-bottom: 0.85rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.side-list strong {
  display: block;
  color: var(--text);
  font-size: 0.85rem;
  margin-bottom: 0.15rem;
}

/* —— Footer —— */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 2.5rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  gap: 1.75rem;
}
@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 2rem;
  }
}
.footer-brand .wordmark { margin-bottom: 0.5rem; }
.footer-brand p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  max-width: 32ch;
}
.footer-col h3 {
  margin: 0 0 0.65rem;
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-col li { margin-bottom: 0.4rem; }
.footer-col a {
  color: var(--text-muted);
  font-size: 0.95rem;
  text-decoration: none;
}
.footer-col a:hover { color: var(--text); text-decoration: underline; }

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.footer-bottom a { color: var(--text-dim); }
.footer-bottom a:hover { color: var(--text-muted); }

/* —— Legal stubs —— */
.legal-prose {
  max-width: 65ch;
}
.legal-prose h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.15rem;
}
.legal-prose p, .legal-prose li {
  color: var(--text-muted);
  font-size: 0.95rem;
}
.legal-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  margin-bottom: 1rem;
}