/* ============================================================
   Balmoral | Global Styles — Compartido por todas las páginas
   ============================================================ */

/* --- Variables ------------------------------------------- */
:root {
  /* Paleta principal */
  --bg:          #0A0A0A;
  --surface:     #121212;
  --surface-2:   #1A1A1A;
  --navy:        #2B5CE6;
  --navy-light:  #6B95F5;
  --navy-dark:   #1434A4;
  --cream:       #F0EAD6;
  --muted:       #9A8F7E;
  --border:      #242424;
  --white:       #FFFFFF;

  /* Acentos por división (sobreescritos en cada página) */
  --page-accent:       var(--navy);
  --page-accent-light: var(--navy-light);

  /* Tipografía */
  --font-serif: 'Times New Roman', Times, serif;
  --font-sans:  'Segoe UI', system-ui, -apple-system, sans-serif;

  /* Layout */
  --section-pad: clamp(4rem, 8vw, 8rem);
  --container:   1200px;

  /* Transición */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --dur:  0.4s;
}

/* --- Reset ----------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--cream);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ============================================================
   PRELOADER
   ============================================================ */
#preloader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 1.75rem;
  transition: opacity 0.65s var(--ease), visibility 0.65s;
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Logo B en círculo */
.preloader__logo-wrap {
  position: relative;
  width: 104px; height: 104px;
  display: flex; align-items: center; justify-content: center;
}

/* Anillo estático dorado */
.preloader__circle {
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(201, 168, 76, 0.35);
}

/* Anillo giratorio */
.preloader__ring {
  position: absolute; inset: -6px;
  border-radius: 50%;
  border: 2px solid transparent;
  border-top-color: var(--page-accent);
  border-right-color: var(--page-accent-light);
  animation: plSpin 1.4s linear infinite;
}

/* Letra B */
.preloader__letter {
  position: relative; z-index: 1;
  font-family: var(--font-serif);
  font-size: 3.2rem;
  font-weight: normal;
  color: var(--page-accent);
  line-height: 1;
  user-select: none;
}

/* Nombre de la marca */
.preloader__brand {
  font-family: var(--font-serif);
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Barra de progreso */
.preloader__bar-track {
  width: 220px;
  height: 1px;
  background: var(--border);
  overflow: hidden;
  border-radius: 1px;
}

.preloader__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(
    90deg,
    var(--navy-dark),
    var(--page-accent),
    var(--page-accent-light)
  );
  transition: width 0.04s linear;
}

/* ============================================================
   ANIMACIONES
   ============================================================ */
@keyframes plSpin {
  to { transform: rotate(360deg); }
}

@keyframes fadeUpIn {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.visible        { opacity: 1; transform: none; }
.reveal--delay-1       { transition-delay: 0.10s; }
.reveal--delay-2       { transition-delay: 0.20s; }
.reveal--delay-3       { transition-delay: 0.32s; }
.reveal--delay-4       { transition-delay: 0.44s; }

/* ============================================================
   LAYOUT COMPARTIDO
   ============================================================ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2.5rem);
}

.section-label {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.72rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: normal;
  color: var(--cream);
  line-height: 1.15;
}

.gold-line {
  display: block;
  width: 48px; height: 1px;
  background: var(--navy);
  margin: 1.5rem 0;
}

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  transition: background var(--dur) var(--ease),
              padding  var(--dur) var(--ease),
              border-color var(--dur);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 10, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding: 0.85rem 0;
  border-color: var(--border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.navbar__logo {
  display: flex; align-items: center; gap: 0.9rem;
  font-family: var(--font-serif);
}

.navbar__logo-mark {
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1.5px solid var(--navy);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.35rem;
  color: var(--navy);
  flex-shrink: 0;
  transition: background var(--dur), color var(--dur);
}

.navbar__logo:hover .navbar__logo-mark {
  background: var(--navy);
  color: var(--bg);
}

.navbar__logo-text {
  font-size: 1.05rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream);
}

.navbar__logo-text span {
  display: block;
  font-size: 0.52rem;
  letter-spacing: 0.22em;
  color: var(--muted);
  margin-top: 2px;
}

/* Links */
.navbar__links {
  display: flex; align-items: center; gap: 2.5rem;
}

.navbar__links a {
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  position: relative;
  transition: color var(--dur);
}

.navbar__links a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--navy);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}

.navbar__links a:hover          { color: var(--cream); }
.navbar__links a:hover::after   { transform: scaleX(1); }

/* Hamburger */
.navbar__hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer;
  padding: 6px; border-radius: 4px;
}

.navbar__hamburger span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--cream);
  transition: transform var(--dur) var(--ease), opacity var(--dur);
}

.navbar__hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(4.5px, 4.5px);
}
.navbar__hamburger.open span:nth-child(2) { opacity: 0; }
.navbar__hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(4.5px, -4.5px);
}

/* Menú móvil */
.navbar__mobile {
  display: none; flex-direction: column;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.navbar__mobile.open { display: flex; }

.navbar__mobile a {
  padding: 1rem clamp(1rem, 4vw, 2.5rem);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  transition: color var(--dur), background var(--dur);
}

.navbar__mobile a:hover { color: var(--cream); background: var(--surface-2); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3rem 0 2rem;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}

.footer__brand {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--navy);
  letter-spacing: 0.1em;
}

.footer__tagline {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.35rem;
  letter-spacing: 0.08em;
}

.footer__links {
  display: flex; gap: 1.5rem;
  margin-top: 1.25rem; flex-wrap: wrap;
}

.footer__links a {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--dur);
}

.footer__links a:hover { color: var(--navy); }

.footer__copy {
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  align-self: end;
  text-align: right;
  line-height: 1.7;
}

/* ============================================================
   RESPONSIVO GLOBAL
   ============================================================ */
@media (max-width: 768px) {
  .navbar__links     { display: none; }
  .navbar__hamburger { display: flex; }
  .footer__inner     { grid-template-columns: 1fr; }
  .footer__copy      { text-align: left; align-self: auto; }
}