/* === ALC Abogados · header.css ===
   Reglas de header del diseño (utility bar + nav + mega menu + mobile).
   Portadas verbatim de design/css/styles.css. NO reescribir. */

/* ============================================================
   UTILITY BAR
   ============================================================ */
.alc-util { background: var(--ink); color: rgba(255,255,255,0.85); font-size: 12px; }
.alc-util-inner { max-width: var(--max); margin: 0 auto; padding: 10px 56px; display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.alc-util-left, .alc-util-right { display: flex; align-items: center; gap: 18px; }
.alc-util-link { display: inline-flex; align-items: center; gap: 6px; color: inherit; transition: color .15s; }
.alc-util-link:hover { color: var(--accent); }
.alc-util-link svg { opacity: 0.7; }
.alc-util-meta { color: rgba(255,255,255,0.55); }
.alc-util-sep { width: 1px; height: 12px; background: rgba(255,255,255,0.18); }
.alc-util-lang { display: inline-flex; align-items: center; gap: 4px; }
.alc-util-lang-btn { font-size: 11px; font-weight: 600; padding: 2px 4px; color: rgba(255,255,255,0.45); letter-spacing: 0.05em; transition: color .15s; }
.alc-util-lang-btn:hover { color: var(--paper); }
.alc-util-lang-btn.on { color: var(--accent); }
@media (max-width: 900px) { .alc-util { display: none; } }

/* ============================================================
   NAV
   ============================================================ */
.alc-nav { position: sticky; top: 0; z-index: 50; background: var(--paper); transition: box-shadow .2s, padding .2s; }
.alc-nav.scrolled { box-shadow: 0 2px 16px rgba(10, 28, 51, 0.08); }
.alc-nav-inner { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 220px 1fr 220px; align-items: center; gap: 32px; padding: 18px 56px; height: 92px; }
.alc-nav.scrolled .alc-nav-inner { height: 76px; padding-top: 12px; padding-bottom: 12px; }
.alc-nav-brand { display: flex; align-items: center; color: var(--ink); }
.alc-logo { display: flex; align-items: center; gap: 12px; }
.alc-logo-text { display: flex; flex-direction: column; line-height: 1.05; }
.alc-logo-name { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; color: var(--ink); }
.alc-logo-sub { font-size: 11px; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink-2); }
.alc-nav-links { display: flex; justify-content: center; gap: 4px; }
.alc-nav-item { position: relative; }
.alc-nav-link { display: inline-flex; align-items: center; gap: 6px; padding: 10px 16px; font-size: 15px; color: var(--ink-2); font-weight: 500; transition: color .15s; border-radius: 4px; }
.alc-nav-link:hover { color: var(--ink); background: var(--paper-2); }
.alc-nav-chev { opacity: 0.5; transition: transform .2s; }
.alc-nav-item:hover .alc-nav-chev { transform: rotate(180deg); opacity: 1; }

/* Mega menu */
.alc-mega { position: absolute; top: calc(100% + 12px); left: 50%; transform: translateX(-50%) translateY(-8px); background: var(--paper); border-radius: 8px; box-shadow: 0 24px 64px rgba(10, 28, 51, 0.16); border: 1px solid var(--line); padding: 28px; min-width: 820px; z-index: 100; opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s; }
.alc-nav-item:hover .alc-mega { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.alc-mega::before { content: ""; position: absolute; top: -14px; left: 0; right: 0; height: 14px; }
.alc-mega-inner { display: grid; grid-template-columns: 1fr 320px; gap: 32px; }
.alc-mega-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px; }
.alc-mega-col { display: flex; flex-direction: column; gap: 8px; }
.alc-mega-col-h { font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-3); font-weight: 700; padding-bottom: 8px; border-bottom: 1px solid var(--line); margin-bottom: 4px; }
.alc-mega-link { display: flex; justify-content: space-between; align-items: center; font-size: 13.5px; color: var(--ink); padding: 7px 0; border-radius: 3px; transition: color .15s, padding-left .15s; }
.alc-mega-link svg { color: var(--ink-3); opacity: 0; transition: opacity .15s, transform .15s; }
.alc-mega-link:hover { color: var(--accent-deep); padding-left: 6px; }
.alc-mega-link:hover svg { opacity: 1; transform: translateX(2px); color: var(--accent-deep); }
.alc-mega-feature { padding: 22px 24px; background: var(--ink); color: var(--paper); border-radius: 6px; display: flex; flex-direction: column; gap: 8px; position: relative; overflow: hidden; }
.alc-mega-feature::before { content: ""; position: absolute; top: -40px; right: -40px; width: 160px; height: 160px; background: var(--accent); opacity: 0.08; border-radius: 50%; }
.alc-mega-feature-eb { font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent); font-weight: 700; }
.alc-mega-feature-h { font-size: 18px; font-weight: 700; color: var(--paper); letter-spacing: -0.012em; line-height: 1.2; }
.alc-mega-feature-p { font-size: 13px; line-height: 1.55; color: rgba(255,255,255,0.75); margin-bottom: 6px; }
.alc-mega-feature-cta { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; background: var(--accent); color: var(--ink); font-size: 13px; font-weight: 600; border-radius: 4px; align-self: flex-start; margin-top: auto; transition: background .15s, transform .15s; }
.alc-mega-feature-cta:hover { background: var(--accent-soft); transform: translateX(2px); }

.alc-nav-right { display: flex; justify-content: flex-end; align-items: center; gap: 16px; }
.alc-nav-cta { display: inline-flex; align-items: center; gap: 10px; padding: 13px 22px; background: var(--ink); color: var(--paper); font-size: 14px; font-weight: 600; border-radius: 4px; transition: all .15s; white-space: nowrap; }
.alc-nav-cta:hover { background: var(--accent); color: var(--ink); }
.alc-nav-cta:hover svg { transform: translateX(3px); }
.alc-nav-cta svg { transition: transform .15s; }
.alc-nav-burger { display: none; width: 32px; height: 28px; flex-direction: column; gap: 6px; align-items: center; justify-content: center; }
.alc-nav-burger span { width: 22px; height: 2px; background: var(--ink); transition: transform .2s, opacity .2s; }
.alc-nav-mobile { display: none; flex-direction: column; border-top: 1px solid var(--line); background: var(--paper); padding: 8px 24px 20px; }
.alc-nav-mobile.open { display: flex; }
.alc-nav-mobile a { font-size: 17px; padding: 14px 0; color: var(--ink); border-bottom: 1px solid var(--line); }
.alc-nav-mobile a:last-child { border-bottom: none; }

@media (max-width: 1200px) {
  .alc-nav-link { padding: 8px 10px; font-size: 14px; }
  .alc-nav-inner { grid-template-columns: 200px 1fr 200px; gap: 16px; padding: 16px 32px; }
}
@media (max-width: 1100px) {
  .alc-nav-inner { grid-template-columns: auto 1fr auto; padding: 16px 32px; height: 76px; }
  .alc-nav-links { display: none; }
  .alc-nav-burger { display: flex; }
}
@media (max-width: 600px) {
  .alc-nav-inner { padding: 14px 20px; }
  .alc-nav-cta span { display: none; }
  .alc-nav-cta { padding: 10px 12px; }
  .alc-logo-mark { width: 32px; height: 32px; }
  .alc-logo-name { font-size: 15px; }
  .alc-logo-sub { font-size: 9px; }
}