/* ═══════════════════════════════════════════════════
   CGS – YPF Paraguay  |  Main Stylesheet
   ═══════════════════════════════════════════════════ */

/* ─── Custom properties ─────────────────────────── */
:root {
  --blue-900: #000D2C;
  --blue-800: #001B4D;
  --blue-700: #003087;
  --blue-600: #0041B0;
  --blue-500: #005EB8;
  --blue-400: #1976D2;
  --blue-100: #E3F0FF;

  --gray-50:  #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;

  --green:    #25D366;
  --red:      #EF4444;

  --font:  'Barlow', system-ui, -apple-system, sans-serif;
  --r-sm:  6px;
  --r-md:  12px;
  --r-lg:  20px;
  --r-xl:  28px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,.15);
}

/* ─── Reset ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); color: var(--gray-800); background: #fff; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img  { max-width: 100%; display: block; }
a    { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }
ul, ol { list-style: none; }
input, textarea, select { font-family: var(--font); }

/* ─── Layout ─────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); font-weight: 800; color: var(--gray-900); margin-bottom: 12px; }
.section-header p  { color: var(--gray-500); font-size: 1.1rem; }
.hidden { display: none !important; }

/* ─── Utility ────────────────────────────────────── */
.text-yellow { color: #fff; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.revealed { opacity: 1; transform: none; }

/* ─── Buttons ────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 28px; border-radius: var(--r-md); font-weight: 600; font-size: .95rem; transition: all .2s; cursor: pointer; border: 2px solid transparent; }
.btn-primary { background: #fff; color: var(--blue-800); }
.btn-primary:hover { background: var(--gray-100); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; border-color: rgba(255,255,255,.6); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.15); }
.btn-outline-dark { background: transparent; border-color: var(--gray-300); color: var(--gray-700); }
.btn-outline-dark:hover { border-color: var(--blue-700); color: var(--blue-700); }
.btn-lg { padding: 14px 36px; font-size: 1rem; }
.btn-whatsapp-large { background: var(--green); color: #fff; padding: 14px 28px; border-radius: var(--r-md); font-weight: 700; display: inline-flex; align-items: center; gap: 10px; transition: all .2s; }
.btn-whatsapp-large:hover { background: #1ebe5d; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(37,211,102,.35); }

/* ══════════════════════════════════════════════════
   HEADER
══════════════════════════════════════════════════ */
#site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0;
  transition: background .3s, box-shadow .3s, padding .3s;
  background: transparent;
}
#site-header.scrolled {
  background: var(--blue-900);
  box-shadow: 0 2px 20px rgba(0,0,0,.3);
  padding: 10px 0;
}
#site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.logo { display: flex; align-items: center; gap: 12px; }
.logo-ypf { display: inline-flex; align-items: center; }
.logo-ypf img { height: 18px; width: auto; display: block; filter: brightness(0) invert(1); }
.login-logo .logo-ypf img { filter: none; }
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-cgs { font-weight: 800; font-size: 1.2rem; color: #fff; letter-spacing: .05em; }
.logo-sub { font-size: .7rem; color: rgba(255,255,255,.65); letter-spacing: .04em; text-transform: uppercase; }

#main-nav ul { display: flex; gap: 4px; }
#main-nav a { color: rgba(255,255,255,.85); font-size: .9rem; font-weight: 500; padding: 8px 14px; border-radius: var(--r-sm); transition: all .2s; }
#main-nav a:hover { color: #fff; background: rgba(255,255,255,.12); }

.header-actions { display: flex; align-items: center; gap: 12px; }
.btn-whatsapp-header { display: flex; align-items: center; gap: 6px; background: var(--green); color: #fff; font-size: .85rem; font-weight: 600; padding: 8px 16px; border-radius: var(--r-sm); transition: all .2s; }
.btn-whatsapp-header:hover { background: #1ebe5d; }
.btn-admin-header { font-size: .8rem; color: rgba(255,255,255,.5); padding: 8px 12px; border-radius: var(--r-sm); border: 1px solid rgba(255,255,255,.15); transition: all .2s; }
.btn-admin-header:hover { color: rgba(255,255,255,.85); border-color: rgba(255,255,255,.4); }

.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.mobile-menu-btn span { display: block; width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: all .3s; }
.mobile-menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

#mobile-nav { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: var(--blue-900); z-index: 999; padding: 80px 24px 40px; flex-direction: column; }
#mobile-nav.open { display: flex; }
#mobile-nav ul { display: flex; flex-direction: column; gap: 8px; }
#mobile-nav a { color: rgba(255,255,255,.85); font-size: 1.2rem; font-weight: 600; padding: 14px 20px; border-radius: var(--r-md); display: block; }
#mobile-nav a:hover { color: #fff; background: rgba(255,255,255,.12); }
.mobile-nav-actions { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; }

/* ══════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════ */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 55%, var(--blue-800) 100%);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
}
.hero-container { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; padding: 120px 24px 80px; max-width: 1200px; margin: 0 auto; width: 100%; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.3); color: rgba(255,255,255,.9); font-size: .8rem; font-weight: 600; padding: 6px 14px; border-radius: 99px; margin-bottom: 24px; letter-spacing: .05em; text-transform: uppercase; }
.hero-title { font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 900; color: #fff; line-height: 1.1; margin-bottom: 20px; letter-spacing: -.02em; }
.hero-subtitle { color: rgba(255,255,255,.7); font-size: 1.1rem; max-width: 480px; margin-bottom: 36px; line-height: 1.7; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 48px; }
.hero-lines { display: flex; gap: 24px; flex-wrap: wrap; }
.line-item { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.85); padding: 8px 20px; border-radius: 99px; font-size: .85rem; font-weight: 600; letter-spacing: .04em; }

.hero-visual { display: flex; align-items: center; justify-content: center; }
.hero-img { width: 100%; max-width: 550px; height: auto; display: block; }

@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.06); } }

/* ══════════════════════════════════════════════════
   STATS BAR
══════════════════════════════════════════════════ */
.stats-bar { background: var(--blue-800); padding: 40px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.stat-item { text-align: center; padding: 20px; border-right: 1px solid rgba(255,255,255,.1); }
.stat-item:last-child { border-right: none; }
.stat-number { font-size: 2.4rem; font-weight: 900; color: #fff; font-variant-numeric: tabular-nums; line-height: 1; }
.stat-label { color: rgba(255,255,255,.65); font-size: .85rem; margin-top: 6px; text-transform: uppercase; letter-spacing: .06em; }

/* ══════════════════════════════════════════════════
   LUBRICATION GUIDE
══════════════════════════════════════════════════ */
.lubrication-guide { padding: 96px 0; background: var(--gray-50); }
.guide-card { background: #fff; border-radius: var(--r-xl); box-shadow: var(--shadow-lg); overflow: hidden; }
.guide-vehicle-types { display: flex; border-bottom: 2px solid var(--gray-100); }
.vehicle-btn { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 24px 16px; font-size: .9rem; font-weight: 600; color: var(--gray-500); transition: all .2s; border-bottom: 3px solid transparent; margin-bottom: -2px; }
.vehicle-btn svg { width: 32px; height: 32px; color: var(--gray-400); transition: color .2s; }
.vehicle-btn:hover { color: var(--blue-700); background: var(--blue-100); }
.vehicle-btn.active { color: var(--blue-700); border-bottom-color: var(--blue-700); background: var(--blue-100); }
.vehicle-btn.active svg { color: var(--blue-700); }

.guide-content { padding: 32px; display: grid; grid-template-columns: 280px 1fr; gap: 28px; }
.guide-options { display: flex; flex-direction: column; gap: 8px; }
.guide-option { text-align: left; padding: 14px 18px; border: 2px solid var(--gray-200); border-radius: var(--r-md); transition: all .2s; cursor: pointer; }
.guide-option:hover { border-color: var(--blue-400); background: var(--blue-100); }
.guide-option.active { border-color: var(--blue-700); background: var(--blue-100); }
.opt-label { display: block; font-weight: 600; font-size: .9rem; color: var(--gray-800); margin-bottom: 4px; }
.opt-desc { display: block; font-size: .8rem; color: var(--gray-500); }

.guide-result { }
.guide-tip { display: flex; align-items: flex-start; gap: 10px; background: var(--blue-100); color: var(--blue-700); padding: 14px 18px; border-radius: var(--r-md); font-size: .9rem; font-weight: 500; margin-bottom: 20px; }
.guide-products { display: flex; flex-direction: column; gap: 12px; }
.guide-product-card { display: flex; align-items: center; gap: 16px; border: 1px solid var(--gray-200); border-radius: var(--r-md); padding: 12px; transition: box-shadow .2s; }
.guide-product-card:hover { box-shadow: var(--shadow-md); }
.guide-product-img { width: 80px; height: 80px; border-radius: var(--r-sm); display: flex; flex-direction: column; align-items: center; justify-content: center; flex-shrink: 0; overflow: hidden; }
.guide-product-img span { font-weight: 800; font-size: .7rem; text-align: center; letter-spacing: .05em; }
.guide-product-img small { font-size: .65rem; opacity: .8; }
.guide-product-info { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.guide-product-info strong { font-size: .95rem; color: var(--gray-900); }
.guide-product-info span { font-size: .8rem; color: var(--gray-500); }
.guide-specs { font-size: .75rem !important; color: var(--blue-600) !important; font-weight: 500; }
.guide-ver-btn { background: var(--blue-700); color: #fff; font-size: .8rem; font-weight: 600; padding: 8px 16px; border-radius: var(--r-sm); transition: all .2s; white-space: nowrap; }
.guide-ver-btn:hover { background: var(--blue-800); }

/* ══════════════════════════════════════════════════
   CATALOG
══════════════════════════════════════════════════ */
.catalog-section { padding: 96px 0; background: #fff; }
.catalog-controls { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; margin-bottom: 36px; flex-wrap: wrap; }
.search-box { display: flex; align-items: center; gap: 10px; background: var(--gray-50); border: 2px solid var(--gray-200); border-radius: var(--r-md); padding: 10px 16px; flex: 1; max-width: 360px; transition: border-color .2s; }
.search-box:focus-within { border-color: var(--blue-500); background: #fff; }
.search-box svg { color: var(--gray-400); flex-shrink: 0; }
.search-box input { flex: 1; border: none; background: transparent; outline: none; font-size: .95rem; color: var(--gray-800); }
.search-box input::placeholder { color: var(--gray-400); }

.catalog-meta { display: flex; align-items: center; gap: 12px; }
#product-count { font-size: .85rem; color: var(--gray-500); font-weight: 500; }

.category-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.cat-tab { padding: 8px 20px; border-radius: 99px; font-size: .875rem; font-weight: 600; border: 2px solid var(--gray-200); color: var(--gray-600); transition: all .2s; }
.cat-tab:hover { border-color: var(--blue-700); color: var(--blue-700); }
.cat-tab.active { background: var(--blue-700); border-color: var(--blue-700); color: #fff; }

.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.no-results { text-align: center; padding: 80px 24px; color: var(--gray-400); }
.no-results p { font-size: 1.1rem; }

/* ─── Product cards ──────────────────────────────── */
.product-card {
  background: #fff; border-radius: var(--r-lg); border: 1px solid var(--gray-200);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .25s, box-shadow .25s;
  opacity: 0; transform: translateY(16px);
}
.product-card.card-enter { animation: cardIn .4s ease forwards; }
@keyframes cardIn { to { opacity: 1; transform: translateY(0); } }
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.card-image-wrap { position: relative; height: 220px; overflow: hidden; background: var(--gray-50); }
.card-img { width: 100%; height: 100%; object-fit: contain; padding: 12px; transition: transform .3s ease; }
.product-card:hover .card-img { transform: scale(1.05); }
.card-placeholder { width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; }
.placeholder-text { font-size: 1.4rem; font-weight: 900; letter-spacing: .06em; }
.placeholder-viscosity { font-size: .85rem; color: rgba(255,255,255,.6); font-weight: 500; }
.card-badge { position: absolute; top: 12px; left: 12px; background: var(--blue-700); color: #fff; font-size: .7rem; font-weight: 800; padding: 4px 10px; border-radius: 99px; letter-spacing: .05em; text-transform: uppercase; z-index: 2; }
.card-category-pill { position: absolute; bottom: 12px; right: 12px; color: #fff; font-size: .7rem; font-weight: 700; padding: 4px 10px; border-radius: 99px; letter-spacing: .04em; z-index: 2; text-transform: uppercase; }

.card-body { flex: 1; padding: 20px; display: flex; flex-direction: column; gap: 8px; }
.card-name { font-size: 1.05rem; font-weight: 800; color: var(--gray-900); line-height: 1.3; }
.card-tech { font-size: .8rem; font-weight: 600; color: var(--blue-600); text-transform: uppercase; letter-spacing: .05em; }
.card-desc { font-size: .85rem; color: var(--gray-500); line-height: 1.5; flex: 1; }
.card-specs { font-size: .8rem; color: var(--gray-600); font-weight: 500; padding: 6px 10px; background: var(--gray-50); border-radius: var(--r-sm); }
.card-pres { font-size: .8rem; color: var(--gray-500); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.pres-tags { display: flex; gap: 4px; flex-wrap: wrap; }
.pres-tag { background: var(--blue-100); color: var(--blue-700); font-size: .75rem; font-weight: 600; padding: 2px 8px; border-radius: 4px; }

.card-footer { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--gray-100); }
.btn-detail { padding: 14px; font-size: .85rem; font-weight: 600; color: var(--blue-700); transition: background .2s; }
.btn-detail:hover { background: var(--blue-100); }
.btn-consult { padding: 14px; font-size: .85rem; font-weight: 600; background: var(--green); color: #fff; text-align: center; display: flex; align-items: center; justify-content: center; transition: background .2s; }
.btn-consult:hover { background: #1ebe5d; }

/* ═══════════════════════════════════════════════════
   MODAL
═══════════════════════════════════════════════════ */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(4px); z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 24px; }
.modal-container { background: #fff; border-radius: var(--r-xl); max-width: 900px; width: 100%; max-height: 90vh; overflow: hidden; position: relative; animation: modalIn .3s ease; display: flex; align-items: stretch; }
@keyframes modalIn { from { opacity: 0; transform: scale(.95) translateY(20px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-close { position: absolute; top: 16px; right: 16px; z-index: 10; width: 36px; height: 36px; border-radius: 50%; background: var(--gray-100); color: var(--gray-600); font-size: 1.4rem; display: flex; align-items: center; justify-content: center; transition: all .2s; line-height: 1; }
.modal-close:hover { background: var(--gray-200); color: var(--gray-900); }

#modal-content { display: contents; }
.modal-image-wrap { width: 320px; flex-shrink: 0; position: relative; overflow: hidden; }
.modal-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: 24px; border-radius: var(--r-xl) 0 0 var(--r-xl); }
.modal-placeholder { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; border-radius: var(--r-xl) 0 0 var(--r-xl); }
.modal-placeholder-text { font-size: 2.5rem; font-weight: 900; letter-spacing: .06em; }
.modal-placeholder-visc { font-size: 1.1rem; color: rgba(255,255,255,.6); font-weight: 500; }

.modal-header-meta { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.modal-info { flex: 1; min-height: 0; padding: 36px 32px; display: flex; flex-direction: column; gap: 14px; overflow-y: auto; }
.modal-category { display: inline-block; color: #fff; font-size: .75rem; font-weight: 700; padding: 4px 12px; border-radius: 99px; letter-spacing: .05em; text-transform: uppercase; }
.modal-badge { display: inline-block; background: var(--blue-700); color: #fff; font-size: .75rem; font-weight: 800; padding: 4px 12px; border-radius: 99px; }
.modal-title { font-size: 1.8rem; font-weight: 900; color: var(--gray-900); line-height: 1.2; }
.modal-tech { color: var(--blue-600); font-weight: 600; font-size: .9rem; }
.modal-desc { color: var(--gray-600); line-height: 1.7; }
.modal-specs { background: var(--gray-50); padding: 12px 16px; border-radius: var(--r-md); font-size: .9rem; display: flex; flex-direction: column; gap: 4px; }
.modal-specs strong { color: var(--gray-700); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; }
.modal-section { display: flex; flex-direction: column; gap: 8px; }
.modal-section strong { font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--gray-600); }
.modal-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.modal-tag { background: var(--gray-100); color: var(--gray-700); font-size: .8rem; font-weight: 500; padding: 4px 12px; border-radius: var(--r-sm); }
.modal-tag.pres { background: var(--blue-100); color: var(--blue-700); font-weight: 600; }
.modal-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 8px; }

/* ═══════════════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════════════ */
.about-section { padding: 96px 0; background: var(--gray-50); }
.about-grid { display: grid; grid-template-columns: 1fr 420px; gap: 72px; align-items: center; }
.section-badge { display: inline-block; background: var(--blue-100); color: var(--blue-700); font-size: .8rem; font-weight: 700; padding: 6px 16px; border-radius: 99px; letter-spacing: .05em; text-transform: uppercase; margin-bottom: 16px; }
.about-content h2 { font-size: clamp(1.8rem, 3.5vw, 2.4rem); font-weight: 900; color: var(--gray-900); line-height: 1.2; margin-bottom: 20px; }
.about-content > p { color: var(--gray-600); line-height: 1.8; margin-bottom: 32px; }
.about-features { display: flex; flex-direction: column; gap: 20px; }
.feature-item { display: flex; gap: 16px; }
.feature-icon { width: 28px; height: 28px; background: var(--blue-700); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: .85rem; flex-shrink: 0; margin-top: 2px; }
.feature-item h4 { font-size: 1rem; font-weight: 700; color: var(--gray-900); margin-bottom: 4px; }
.feature-item p { font-size: .875rem; color: var(--gray-500); }

.about-visual { display: flex; align-items: center; justify-content: center; }
.ypf-badge-large { text-align: center; }
.ypf-diamond { width: 200px; height: 200px; background: linear-gradient(135deg, var(--blue-700), var(--blue-500)); border-radius: 32px; transform: rotate(45deg); display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; box-shadow: var(--shadow-xl); }
.ypf-diamond-inner { transform: rotate(-45deg); font-size: 2.5rem; font-weight: 900; color: #fff; letter-spacing: -.02em; }
.ypf-badge-large p { font-size: 1rem; font-weight: 600; color: var(--gray-600); line-height: 1.5; }

/* ═══════════════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════════════ */
.contact-section { padding: 96px 0; background: #fff; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-item { display: flex; gap: 16px; }
.contact-icon { font-size: 1.5rem; flex-shrink: 0; width: 48px; height: 48px; background: var(--blue-100); border-radius: var(--r-md); display: flex; align-items: center; justify-content: center; }
.contact-item h4 { font-size: .85rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--gray-500); margin-bottom: 4px; }
.contact-item p { color: var(--gray-800); font-weight: 500; }
.contact-item a { color: var(--blue-700); font-weight: 600; }
.contact-info .btn-whatsapp-large { margin-top: 8px; }

.contact-map { background: var(--gray-100); border-radius: var(--r-lg); overflow: hidden; min-height: 380px; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 12px; color: var(--gray-400); }
.contact-map iframe { width: 100%; height: 380px; border: none; }

/* ═══════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════ */
.site-footer { background: var(--blue-900); color: rgba(255,255,255,.75); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-brand p { font-size: .875rem; line-height: 1.7; color: rgba(255,255,255,.55); max-width: 300px; margin-bottom: 20px; }
.social-links { display: flex; gap: 10px; }
.social-link { background: rgba(255,255,255,.1); color: rgba(255,255,255,.7); font-size: .8rem; font-weight: 600; padding: 8px 14px; border-radius: var(--r-sm); transition: all .2s; }
.social-link:hover { background: rgba(255,255,255,.2); color: #fff; }
.footer-nav h4, .footer-products h4, .footer-contact h4 { color: #fff; font-size: .875rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 16px; }
.footer-nav ul li a, .footer-products ul li, .footer-contact p { font-size: .875rem; color: rgba(255,255,255,.55); display: block; margin-bottom: 10px; transition: color .2s; }
.footer-nav ul li a:hover { color: #fff; }
.footer-contact a { color: rgba(255,255,255,.55); }
.footer-contact a:hover { color: #fff; }

.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: .8rem; color: rgba(255,255,255,.35); }
.admin-link { font-size: .75rem; color: rgba(255,255,255,.25); transition: color .2s; }
.admin-link:hover { color: rgba(255,255,255,.5); }

/* ─── WhatsApp float ──────────────────────────────── */
#wa-float { position: fixed; bottom: 28px; right: 28px; z-index: 900; background: var(--green); color: #fff; height: 52px; padding: 0 22px 0 16px; border-radius: 99px; display: flex; align-items: center; gap: 10px; box-shadow: 0 4px 20px rgba(37,211,102,.45); opacity: 0; pointer-events: none; transition: opacity .4s, transform .4s, box-shadow .2s; transform: translateY(12px); }
#wa-float.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
#wa-float:hover { box-shadow: 0 6px 28px rgba(37,211,102,.6); transform: translateY(-2px); }
.wa-float-label { font-size: .875rem; font-weight: 700; white-space: nowrap; }

/* ═══════════════════════════════════════════════════
   ADMIN PANEL STYLES
═══════════════════════════════════════════════════ */
body.admin-body { background: var(--gray-50); }

/* Login */
.login-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 100%); padding: 24px; }
.login-card { background: #fff; border-radius: var(--r-xl); padding: 48px; width: 100%; max-width: 420px; box-shadow: var(--shadow-xl); }
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo .logo-ypf { display: inline-block; font-size: 1.3rem; }
.login-logo h1 { font-size: 1.4rem; font-weight: 800; color: var(--gray-900); margin-top: 12px; }
.login-logo p { font-size: .875rem; color: var(--gray-500); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: .85rem; font-weight: 600; color: var(--gray-700); margin-bottom: 6px; }
.form-input { width: 100%; padding: 11px 14px; border: 2px solid var(--gray-200); border-radius: var(--r-md); font-size: .95rem; color: var(--gray-900); transition: border-color .2s; outline: none; background: #fff; }
.form-input:focus { border-color: var(--blue-500); }
.form-select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; background-size: 18px; padding-right: 40px; }
.form-textarea { resize: vertical; min-height: 90px; }
.form-error { color: var(--red); font-size: .85rem; margin-top: 8px; min-height: 20px; }
.btn-login { width: 100%; padding: 13px; background: var(--blue-700); color: #fff; border-radius: var(--r-md); font-weight: 700; font-size: 1rem; transition: background .2s; }
.btn-login:hover { background: var(--blue-800); }
.login-back { display: block; text-align: center; margin-top: 20px; font-size: .875rem; color: var(--blue-600); }
.login-back:hover { color: var(--blue-800); }

/* Dashboard layout */
.dashboard { display: flex; min-height: 100vh; }
.sidebar { width: 260px; background: var(--blue-900); color: #fff; flex-shrink: 0; display: flex; flex-direction: column; }
.sidebar-header { padding: 24px 20px; border-bottom: 1px solid rgba(255,255,255,.1); }
.sidebar-header .logo-sub { font-size: .65rem; }
.sidebar-nav { padding: 16px 12px; flex: 1; }
.sidebar-section { font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; color: rgba(255,255,255,.3); padding: 8px 10px 4px; margin-top: 8px; }
.sidebar-link { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,.65); padding: 10px 12px; border-radius: var(--r-sm); font-size: .875rem; font-weight: 500; transition: all .2s; margin-bottom: 2px; width: 100%; text-align: left; }
.sidebar-link svg { flex-shrink: 0; }
.sidebar-link:hover { background: rgba(255,255,255,.08); color: #fff; }
.sidebar-link.active { background: rgba(255,255,255,.12); color: #fff; }
.sidebar-footer { padding: 16px 12px; border-top: 1px solid rgba(255,255,255,.1); }
.logout-btn { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,.5); padding: 10px 12px; border-radius: var(--r-sm); font-size: .875rem; font-weight: 500; transition: all .2s; width: 100%; }
.logout-btn:hover { background: rgba(239,68,68,.15); color: #EF4444; }

.main-content { flex: 1; overflow-y: auto; }
.topbar { background: #fff; border-bottom: 1px solid var(--gray-200); padding: 16px 32px; display: flex; align-items: center; justify-content: space-between; }
.topbar h2 { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); }
.topbar-actions { display: flex; align-items: center; gap: 12px; }
.btn-add { display: flex; align-items: center; gap: 8px; background: var(--blue-700); color: #fff; padding: 9px 20px; border-radius: var(--r-md); font-size: .875rem; font-weight: 600; transition: background .2s; }
.btn-add:hover { background: var(--blue-800); }
.btn-reset { display: flex; align-items: center; gap: 8px; background: var(--gray-100); color: var(--gray-600); padding: 9px 16px; border-radius: var(--r-md); font-size: .875rem; font-weight: 600; transition: all .2s; }
.btn-reset:hover { background: var(--gray-200); color: var(--gray-800); }

.content-area { padding: 28px 32px; }
.tab-pane { display: block; }

/* Stats grid */
.stats-overview { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-bottom: 28px; }
.stat-card { background: #fff; border-radius: var(--r-md); padding: 18px; border: 1px solid var(--gray-200); }
.stat-card-number { font-size: 1.8rem; font-weight: 900; color: var(--blue-700); line-height: 1; }
.stat-card-label { font-size: .75rem; color: var(--gray-500); margin-top: 4px; text-transform: uppercase; letter-spacing: .05em; }
.stat-card.featured .stat-card-number { color: #D97706; }

/* Product table */
.table-controls { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 12px; }
.table-search { display: flex; align-items: center; gap: 8px; background: #fff; border: 2px solid var(--gray-200); border-radius: var(--r-md); padding: 8px 14px; max-width: 300px; }
.table-search:focus-within { border-color: var(--blue-500); }
.table-search input { border: none; outline: none; font-size: .875rem; color: var(--gray-800); background: transparent; }
#table-count { font-size: .85rem; color: var(--gray-500); }

.products-table { width: 100%; background: #fff; border-radius: var(--r-lg); border: 1px solid var(--gray-200); overflow: hidden; }
.products-table table { width: 100%; border-collapse: collapse; }
.products-table th { background: var(--gray-50); text-align: left; padding: 12px 16px; font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--gray-500); font-weight: 600; border-bottom: 2px solid var(--gray-200); }
.products-table td { padding: 14px 16px; border-bottom: 1px solid var(--gray-100); font-size: .875rem; color: var(--gray-700); vertical-align: middle; }
.products-table tr:last-child td { border-bottom: none; }
.products-table tr:hover td { background: var(--gray-50); }
.table-empty { text-align: center; color: var(--gray-400); padding: 40px; }
.td-name-inner { display: flex; align-items: center; gap: 10px; }
.td-color { width: 10px; height: 32px; border-radius: 3px; flex-shrink: 0; }
.cat-pill { color: #fff; font-size: .75rem; font-weight: 700; padding: 3px 10px; border-radius: 99px; }
.td-pres { max-width: 140px; font-size: .8rem; color: var(--gray-500); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.td-actions { display: flex; gap: 6px; }
.action-btn { width: 32px; height: 32px; border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; transition: all .2s; }
.edit-btn { background: var(--blue-100); color: var(--blue-700); }
.edit-btn:hover { background: var(--blue-700); color: #fff; }
.delete-btn { background: #FEE2E2; color: var(--red); }
.delete-btn:hover { background: var(--red); color: #fff; }

/* Product form modal */
.form-modal { position: fixed; inset: 0; background: rgba(0,0,0,.55); backdrop-filter: blur(4px); z-index: 3000; display: flex; align-items: center; justify-content: center; padding: 24px; overflow-y: auto; }
.form-modal-card { background: #fff; border-radius: var(--r-xl); width: 100%; max-width: 680px; box-shadow: var(--shadow-xl); animation: modalIn .3s ease; }
.form-modal-header { display: flex; align-items: center; justify-content: space-between; padding: 24px 28px; border-bottom: 1px solid var(--gray-200); }
.form-modal-header h3 { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); }
.form-modal-body { padding: 24px 28px; max-height: calc(100vh - 180px); overflow-y: auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-modal-footer { padding: 16px 28px; border-top: 1px solid var(--gray-200); display: flex; justify-content: flex-end; gap: 12px; }
.btn-save { background: var(--blue-700); color: #fff; padding: 10px 28px; border-radius: var(--r-md); font-weight: 600; font-size: .9rem; transition: background .2s; }
.btn-save:hover { background: var(--blue-800); }
.btn-cancel { background: var(--gray-100); color: var(--gray-700); padding: 10px 20px; border-radius: var(--r-md); font-weight: 600; font-size: .9rem; transition: all .2s; }
.btn-cancel:hover { background: var(--gray-200); }
.form-check { display: flex; align-items: center; gap: 10px; }
.form-check input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--blue-700); cursor: pointer; }
.form-check label { font-size: .9rem; font-weight: 600; color: var(--gray-700); cursor: pointer; }
.preview-error { color: var(--red); font-size: .8rem; }

/* Confirm dialog */
.confirm-modal { position: fixed; inset: 0; background: rgba(0,0,0,.55); z-index: 4000; display: flex; align-items: center; justify-content: center; padding: 24px; }
.confirm-card { background: #fff; border-radius: var(--r-lg); padding: 32px; max-width: 400px; width: 100%; text-align: center; box-shadow: var(--shadow-xl); }
.confirm-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--gray-900); margin-bottom: 12px; }
#confirm-msg { color: var(--gray-600); font-size: .9rem; margin-bottom: 24px; line-height: 1.5; }
.confirm-actions { display: flex; gap: 12px; justify-content: center; }
.btn-confirm-yes { background: var(--red); color: #fff; padding: 10px 24px; border-radius: var(--r-md); font-weight: 600; transition: background .2s; }
.btn-confirm-yes:hover { background: #DC2626; }
.btn-confirm-no { background: var(--gray-100); color: var(--gray-700); padding: 10px 24px; border-radius: var(--r-md); font-weight: 600; transition: background .2s; }
.btn-confirm-no:hover { background: var(--gray-200); }

/* Settings tab */
.settings-card { background: #fff; border-radius: var(--r-lg); border: 1px solid var(--gray-200); padding: 28px; max-width: 480px; margin-bottom: 20px; }
.settings-card h3 { font-size: 1rem; font-weight: 700; color: var(--gray-900); margin-bottom: 20px; border-bottom: 1px solid var(--gray-200); padding-bottom: 12px; }

/* Toast notifications */
#toast-container { position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%); z-index: 5000; display: flex; flex-direction: column; gap: 10px; pointer-events: none; }
.toast { background: var(--gray-900); color: #fff; padding: 12px 24px; border-radius: var(--r-md); font-size: .875rem; font-weight: 500; box-shadow: var(--shadow-lg); opacity: 0; transform: translateY(10px); transition: opacity .3s, transform .3s; }
.toast.toast-show { opacity: 1; transform: translateY(0); }
.toast-success { background: #065F46; border-left: 4px solid #34D399; }
.toast-error { background: #7F1D1D; border-left: 4px solid var(--red); }

/* ═══════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .about-visual { order: -1; }
  .ypf-diamond { width: 140px; height: 140px; }
  .stats-overview { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  #main-nav, .header-actions .btn-whatsapp-header, .header-actions .btn-admin-header { display: none; }
  .mobile-menu-btn { display: flex; }
  .hero-container { grid-template-columns: 1fr; text-align: center; padding-top: 100px; }
  .hero-visual { display: none; }
  .hero-actions { justify-content: center; }
  .hero-lines { justify-content: center; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,.1); }
  .guide-content { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .modal-container { flex-direction: column; }
  .modal-image-wrap { width: 100%; height: 240px; flex-shrink: 0; }
  .modal-img, .modal-placeholder { border-radius: var(--r-xl) var(--r-xl) 0 0; }
  .catalog-controls { flex-direction: column; }
  .category-tabs { width: 100%; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
  .dashboard { flex-direction: column; }
  .sidebar { width: 100%; }
  .stats-overview { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .full { grid-column: auto; }
}

@media (max-width: 480px) {
  .products-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .stats-overview { grid-template-columns: repeat(2, 1fr); }
}

/* ─── Admin panel — extensiones (vendedores/clientes/pedidos/vehiculos) ─── */

/* Helper inline */
.muted { color: var(--gray-500); font-size: .85rem; }

/* Botón "Nuevo X" creado dinámicamente — usa los mismos estilos que btn-add */
.btn-add-dynamic { display: inline-flex; align-items: center; gap: 6px; }

/* Inputs deshabilitados (RUC y teléfono en edit) */
.form-input:disabled { background: var(--gray-100); color: var(--gray-500); cursor: not-allowed; }

/* Filtros adicionales en topbar de pedidos */
.table-controls .form-select { padding: 8px 12px; height: auto; font-size: .85rem; }

/* Detalle de pedido — definition list */
.detail-grid {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 10px 16px;
  margin: 0;
  padding: 16px;
  background: var(--gray-50, #F9FAFB);
  border-radius: var(--r-md);
}
.detail-grid dt {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--gray-500);
  padding-top: 2px;
}
.detail-grid dd {
  margin: 0;
  font-size: .9rem;
  color: var(--gray-900, #111827);
  line-height: 1.5;
}
.detail-grid dd code {
  background: var(--gray-100);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: .8rem;
}

/* Tabla de items en el modal de detalle */
.detail-items-table { font-size: .88rem; }
.detail-items-table thead th { text-transform: uppercase; letter-spacing: .04em; }