/* ════════════════════════════════════════════════════════════════════════════
   RanchOS — Tema Claro  |  Warm · Professional · Ganadero
   ════════════════════════════════════════════════════════════════════════════ */
:root {
  --color-bg:          #FDFAF4;
  --color-surface:     #FFFFFF;
  --color-sidebar:     #FFFFFF;
  --color-topbar:      #2D6A4F;
  --color-primary:     #5C3D0E;
  --color-primary-btn: #2D6A4F;
  --color-gold:        #8B6914;
  --color-border:      #E0D5C0;
  --color-border-soft: #EDE5D0;
  --color-text:        #1A1A1A;
  --color-text-muted:  #5A4A3A;
  --color-text-light:  #8B7355;
  --color-success:     #1E7A4A;
  --color-danger:      #B91C1C;
  --color-warning:     #C2710C;
  --color-hover:       #FFF8E7;
  --color-active-bg:   #FFF3CC;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --radius: 10px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,0.07);
  --shadow:    0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
}

/* ── Reset ──────────────────────────────────────────────────────────────── */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  overflow: hidden;
}

/* ════════════════════════════════════════════ BRAND LOGO COMPONENT ════════ */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.brand-logo-center { flex-direction: column; align-items: center; gap: 0.4rem; }

.brand-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  flex-shrink: 0;
}
.brand-img-lg { width: 60px; height: 60px; }
/* Invierte a blanco — para fondos oscuros (topbar, hero overlay) */
.brand-img-invert { filter: brightness(0) invert(1); }

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1;
}
.brand-name {
  font-family: Georgia, serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.5px;
  line-height: 1.1;
}
.brand-name-lg { font-size: 1.6rem; }
.brand-sub {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--color-gold);
  text-transform: uppercase;
}
/* Variante blanca (topbar / hero) */
.brand-logo-white .brand-name { color: #FFFFFF; }
.brand-logo-white .brand-sub  { color: rgba(255,255,255,0.78); }

/* ════════════════════════════════════════════════════════ LOGIN ════════════ */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  position: relative;
  background: linear-gradient(135deg,
    #1A3D2B 0%,
    #2D6A4F 35%,
    #4A8C6F 65%,
    #1A3D2B 100%);
}
.login-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.46);
  backdrop-filter: blur(1px);
}
.login-box {
  position: relative;
  z-index: 1;
  background: #FFFFFF;
  border-radius: 18px;
  padding: 2.75rem 2.25rem 2rem;
  width: 100%;
  max-width: 420px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.55), 0 0 0 1px rgba(0,0,0,0.05);
}
.login-logo  { display: flex; justify-content: center; margin-bottom: 0.75rem; }
.login-tagline {
  text-align: center;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
}
.login-footer-note {
  text-align: center;
  font-size: 0.73rem;
  color: #B0A090;
  margin-top: 1.5rem;
  letter-spacing: 0.5px;
}
/* Login form fields */
.login-box .form-group { display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 1rem; }
.login-box .form-group label {
  font-size: 0.82rem;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.2px;
}
.login-box .form-group input {
  background: #FFFFFF;
  border: 1.5px solid #C0B090;
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  font-size: 0.9rem;
  color: var(--color-text);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.login-box .form-group input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(139,105,20,0.14);
}
.login-box .btn-primary {
  background: var(--color-primary-btn);
  color: #FFFFFF;
  margin-top: 0.5rem;
  font-size: 0.95rem;
  padding: 0.75rem;
  border-radius: 10px;
  min-height: 48px;
  width: 100%;
}
.login-box .btn-primary:hover { background: #1A3D2B; }
.login-box .error-msg {
  background: #FFF5F5;
  border: 1px solid #FCA5A5;
  color: var(--color-danger);
  padding: 0.6rem 0.8rem;
  border-radius: 8px;
  font-size: 0.84rem;
}

/* ════════════════════════════════════════════════════════ LAYOUT ═══════════ */
#app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ─────────────────────────────────────────────────────────────── */
.sidebar {
  width: 220px;
  background: var(--color-sidebar);
  border-right: 1px solid var(--color-border);
  box-shadow: 2px 0 8px rgba(0,0,0,0.06);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
}

/* Hero banner con imagen de ganado */
.sidebar-hero {
  position: relative;
  height: 120px;
  flex-shrink: 0;
  overflow: hidden;
}
.sidebar-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.82);
}
.sidebar-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(26,61,43,0.60) 0%, rgba(26,61,43,0.80) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
}

/* Navegación */
.sidebar-nav { flex: 1; padding: 0.5rem 0; overflow-y: auto; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 1rem;
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all 0.15s;
  border-left: 3px solid transparent;
}
.nav-item:hover { background: var(--color-hover); color: var(--color-primary); }
.nav-item.active {
  background: var(--color-active-bg);
  color: var(--color-primary);
  border-left-color: var(--color-gold);
  font-weight: 600;
}
.nav-icon  { font-size: 1rem; flex-shrink: 0; }
.nav-label { }

.sidebar-footer {
  padding: 0.85rem 1rem;
  background: #F5F0E8;
  border-top: 1px solid var(--color-border);
}
.user-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--color-text);
  margin-bottom: 0.5rem;
  overflow: hidden;
}

/* ── Main wrapper ─────────────────────────────────────────────────────────── */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Topbar (único elemento oscuro) ─────────────────────────────────────── */
.topbar {
  height: 64px;
  background: var(--color-topbar);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.topbar-left  { display: flex; align-items: center; }
.topbar-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.83rem;
  color: rgba(255,255,255,0.85);
}
.topbar-user-label { color: #FFFFFF; }
.topbar-divider    { opacity: 0.3; }
.topbar-version    { font-size: 0.72rem; opacity: 0.55; }

/* ── Content area ─────────────────────────────────────────────────────────── */
.content-area {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  background-color: var(--color-bg);
  background-image: radial-gradient(rgba(139,105,20,0.12) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* ════════════════════════════════════════════════════════ PAGES ════════════ */
.page { display: none; }
.page.active { display: block; }

.page-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid var(--color-border);
}
.page-header h2 {
  font-size: 1.3rem;
  color: var(--color-primary);
  flex: 1;
  font-weight: 700;
  font-family: Georgia, serif;
}
.page-subtitle { color: var(--color-text-muted); font-size: 0.83rem; }

/* ── Welcome Banner ──────────────────────────────────────────────────────── */
.welcome-banner {
  position: relative;
  height: 160px;
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-lg);
}
.welcome-banner-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  display: block;
}
.welcome-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(45,106,79,0.82) 0%, rgba(45,106,79,0.45) 60%, transparent 100%);
  display: flex;
  align-items: center;
  padding: 0 2rem;
}
.welcome-text h2 {
  font-size: 1.45rem;
  font-weight: 700;
  color: #FFFFFF;
  text-shadow: 0 1px 3px rgba(0,0,0,0.5);
  margin-bottom: 0.3rem;
  font-family: Georgia, serif;
}
.welcome-text p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.85);
  text-shadow: 0 1px 3px rgba(0,0,0,0.4);
}
.welcome-date {
  margin-top: 0.35rem;
  font-size: 0.76rem !important;
  color: rgba(255,255,255,0.65) !important;
  letter-spacing: 0.3px;
  text-transform: capitalize;
}

/* ── KPI Grid ────────────────────────────────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.kpi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow);
  transition: transform 0.15s, box-shadow 0.15s;
}
.kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.kpi-icon  { font-size: 2rem; }
.kpi-value { font-size: 2.2rem; font-weight: 800; line-height: 1; }
.kpi-label { font-size: 0.78rem; color: var(--color-text-muted); margin-top: 0.2rem; font-weight: 500; }

.kpi-green  { border-top: 4px solid var(--color-success); }
.kpi-green  .kpi-value { color: var(--color-success); }
.kpi-red    { border-top: 4px solid var(--color-danger); }
.kpi-red    .kpi-value { color: var(--color-danger); }
.kpi-yellow { border-top: 4px solid var(--color-warning); }
.kpi-yellow .kpi-value { color: var(--color-warning); }
.kpi-gold   { border-top: 4px solid var(--color-gold); }
.kpi-gold   .kpi-value { color: var(--color-gold); }

/* ── Dashboard grid ─────────────────────────────────────────────────────── */
.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-border-soft);
  background: #FFF8EE;
}
.card-header h3 {
  font-size: 0.9rem;
  color: var(--color-primary);
  font-weight: 700;
}
.card-body { padding: 1rem; }

/* ── Table ───────────────────────────────────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; font-size: 0.84rem; }
.table thead th {
  padding: 0.6rem 0.75rem;
  text-align: left;
  font-size: 11px;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  font-weight: 700;
  border-bottom: 2px solid var(--color-border);
  background: #F5F0E8;
}
.table tbody td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid #EDE5D0;
  color: var(--color-text);
}
.table tbody tr:nth-child(even) td { background: #FDFAF4; }
.table tbody tr:nth-child(odd)  td { background: #FFFFFF; }
.table tbody tr:hover td { background: var(--color-hover) !important; }
.table tbody tr:last-child td { border-bottom: none; }

/* ── Badges ─────────────────────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border-radius: 20px;
  font-size: 0.71rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  border: 1px solid transparent;
}
.badge-active     { background: #D1FAE5; color: #065F46; border-color: #6EE7B7; }
.badge-sick       { background: #FEE2E2; color: #991B1B; border-color: #FCA5A5; }
.badge-treatment  { background: #FEF3C7; color: #92400E; border-color: #FCD34D; }
.badge-sold       { background: #F3F4F6; color: #374151; border-color: #D1D5DB; }
.badge-quarantine { background: #DBEAFE; color: #1E40AF; border-color: #93C5FD; }
.badge-macho      { background: #EFF6FF; color: #1D4ED8; border-color: #BFDBFE; }
.badge-hembra     { background: #FDF2F8; color: #9D174D; border-color: #F9A8D4; }

/* ── Filters ─────────────────────────────────────────────────────────────── */
.filters-bar { display: flex; gap: 0.75rem; margin-bottom: 1rem; align-items: center; flex-wrap: wrap; }
.search-input, .select-input {
  background: #FFFFFF;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.5rem 0.75rem;
  color: var(--color-text);
  font-size: 0.84rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: var(--font);
}
.search-input { flex: 1; min-width: 180px; }
.select-input { min-width: 150px; }
.search-input:focus, .select-input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(139,105,20,0.12);
}
.select-input option { background: #FFFFFF; color: var(--color-text); }

/* ── Forms ───────────────────────────────────────────────────────────────── */
.form-section { margin-bottom: 1.5rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--color-border-soft); }
.form-section:last-of-type { border-bottom: none; }
.form-section-title {
  font-size: 0.78rem; font-weight: 700; color: var(--color-gold);
  text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 1rem;
}
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(175px, 1fr)); gap: 1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.35rem; }
.form-group label {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.2px;
}
.form-group.required label::after { content: ' *'; color: var(--color-gold); }
.form-group input,
.form-group select,
.form-group textarea {
  background: #FFFFFF;
  border: 1.5px solid #C0B090;
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  color: var(--color-text);
  font-size: 0.85rem;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(139,105,20,0.13);
}
.form-group select option { background: #FFFFFF; color: var(--color-text); }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-actions { display: flex; gap: 0.75rem; justify-content: flex-end; padding-top: 1rem; }
.card > form { padding: 1.25rem; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
  min-height: 44px;
  font-family: var(--font);
}
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--color-primary-btn); color: #FFFFFF; }
.btn-primary:hover { background: #1A3D2B; }

.btn-secondary { background: #FFFFFF; color: var(--color-primary); border: 1.5px solid #C0B090; }
.btn-secondary:hover { background: #FFF8E7; border-color: var(--color-gold); }

.btn-danger  { background: var(--color-danger); color: #FFFFFF; }
.btn-danger:hover { background: #991B1B; }

.btn-gold    { background: var(--color-active-bg); color: var(--color-gold); border: 1.5px solid #D4AF37; }
.btn-gold:hover { background: #FFE48A; }

.btn-icon    { background: transparent; color: var(--color-text-muted); padding: 0.35rem 0.5rem; min-height: 36px; }
.btn-icon:hover { color: var(--color-gold); }

.btn-sm  { padding: 6px 14px; font-size: 0.78rem; min-height: 36px; }
.btn-lg  { padding: 12px 24px; font-size: 0.95rem; min-height: 52px; }
.btn-full { width: 100%; }

/* ── Camera buttons (touch-friendly) ────────────────────────────────────── */
.photo-upload-bar {
  display: flex; gap: 0.75rem;
  padding: 1rem; border-bottom: 1px solid var(--color-border-soft);
  flex-wrap: wrap; background: #FDFAF4;
}
.btn-camera, .btn-gallery {
  flex: 1; min-height: 54px;
  border-radius: 10px; font-size: 0.95rem; font-weight: 700;
  cursor: pointer; display: flex; align-items: center;
  justify-content: center; gap: 0.5rem; transition: all 0.15s;
  font-family: var(--font);
}
.btn-camera  { background: var(--color-active-bg); color: var(--color-primary); border: 1.5px solid #D4AF37; }
.btn-camera:hover { background: #FFE58C; }
.btn-gallery { background: #FFFFFF; color: var(--color-text-muted); border: 1.5px solid var(--color-border); }
.btn-gallery:hover { background: var(--color-hover); color: var(--color-text); }

/* ── Photo preview ────────────────────────────────────────────────────────── */
.photo-preview-zone {
  padding: 1rem; border-bottom: 1px solid var(--color-border-soft);
  background: #FFFBF0;
}
.photo-preview-zone img {
  width: 100%; max-height: 300px; object-fit: contain;
  border-radius: 8px; border: 1px solid var(--color-border);
  margin-bottom: 0.75rem; background: #F5F0E8;
}
.preview-actions { display: flex; gap: 0.75rem; align-items: flex-end; flex-wrap: wrap; }

/* ── Photo gallery ────────────────────────────────────────────────────────── */
.photo-gallery {
  padding: 1rem; background: #FDFAF4;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
}
.photo-thumb {
  position: relative; aspect-ratio: 1; border-radius: 9px;
  overflow: hidden; border: 2px solid var(--color-border);
  cursor: pointer; transition: transform 0.15s, border-color 0.15s;
  background: #F5F0E8;
}
.photo-thumb:hover { transform: scale(1.03); border-color: var(--color-gold); }
.photo-thumb.is-main { border-color: var(--color-gold); box-shadow: 0 0 0 3px rgba(139,105,20,0.2); }
.photo-thumb img { width: 100%; height: 100%; object-fit: cover; }
.photo-main-badge {
  position: absolute; top: 5px; left: 5px;
  background: var(--color-gold); color: #FFFFFF;
  font-size: 0.6rem; font-weight: 800;
  padding: 0.15rem 0.4rem; border-radius: 4px; text-transform: uppercase;
}
.photo-actions {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: rgba(0,0,0,0.55); display: none;
  gap: 0.25rem; padding: 0.4rem; justify-content: center;
}
.photo-thumb:hover .photo-actions { display: flex; }
.photo-actions button {
  background: none; border: none; color: #fff; cursor: pointer;
  font-size: 0.78rem; padding: 0.25rem 0.4rem; border-radius: 4px; transition: background 0.1s;
}
.photo-actions button:hover { background: rgba(255,255,255,0.25); }
.photo-actions .btn-del:hover { color: #FCA5A5; }

/* ── Weight chart ────────────────────────────────────────────────────────── */
.chart-container {
  padding: 1rem; border-bottom: 1px solid var(--color-border-soft);
  background: #FFFCF5;
}
#weight-chart { max-height: 220px; background: #FFFFFF; border-radius: 6px; }
.gain { color: var(--color-success); font-weight: 600; }
.loss { color: var(--color-danger);  font-weight: 600; }
.even { color: var(--color-text-light); }

/* ── Animal info card ─────────────────────────────────────────────────────── */
.animal-info-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  box-shadow: var(--shadow);
}
.info-item label {
  font-size: 0.7rem; color: var(--color-text-light);
  text-transform: uppercase; letter-spacing: 0.5px;
  display: block; margin-bottom: 0.2rem; font-weight: 600;
}
.info-item span { font-size: 0.9rem; color: var(--color-text); font-weight: 500; }

/* ── Tabs ──────────────────────────────────────────────────────────────────── */
.tabs {
  display: flex; margin-bottom: 1rem;
  border-bottom: 2px solid var(--color-border);
  flex-wrap: wrap; background: #FFFFFF;
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 0 0.25rem;
}
.tab {
  background: none; border: none;
  color: var(--color-text-muted);
  padding: 0.65rem 0.9rem;
  font-size: 0.8rem; font-weight: 600;
  cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all 0.15s;
}
.tab:hover { color: var(--color-primary); background: var(--color-hover); }
.tab.active { color: var(--color-gold); border-bottom-color: var(--color-gold); background: var(--color-active-bg); }
.tab-content { display: block; }
.tab-content.hidden { display: none; }

/* ── QR tab ────────────────────────────────────────────────────────────────── */
.qr-tab-content { padding: 2rem; text-align: center; background: #FFFFFF; }
.qr-tab-content img {
  border-radius: 12px; border: 3px solid var(--color-gold);
  max-width: 280px; margin-bottom: 1rem;
  box-shadow: 0 4px 20px rgba(139,105,20,0.2);
}
.qr-tab-content .qr-url { font-size: 0.76rem; color: var(--color-text-muted); margin: 0.5rem 0 1.25rem; word-break: break-all; }
.qr-actions { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

/* ── Modals ────────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.40);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; backdrop-filter: blur(3px);
}
.modal {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  width: 100%; max-width: 500px; max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 60px rgba(0,0,0,0.2);
}
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem; border-bottom: 1px solid var(--color-border);
  background: #F5F0E8;
}
.modal-header h3 { font-size: 1rem; color: var(--color-text); font-weight: 700; }
.modal-close { background: none; border: none; color: var(--color-text-muted); cursor: pointer; font-size: 1rem; }
.modal-close:hover { color: var(--color-text); }
.modal-body { padding: 1.25rem; background: #FFFFFF; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 0.75rem;
  padding: 0.75rem 1.25rem; border-top: 1px solid var(--color-border);
  background: #FDFAF4;
}

/* ── Lightbox (excepción — puede ser oscuro) ────────────────────────────── */
.lightbox {
  position: fixed; inset: 0; background: rgba(0,0,0,0.93);
  z-index: 2000; display: flex; align-items: center; justify-content: center;
  cursor: zoom-out;
}
.lightbox img { max-width: 92vw; max-height: 92vh; object-fit: contain; border-radius: 8px; }
.lightbox-close {
  position: absolute; top: 1rem; right: 1rem;
  background: rgba(255,255,255,0.12); border: none; color: #fff;
  font-size: 1.2rem; width: 40px; height: 40px;
  border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.lightbox-close:hover { background: rgba(255,255,255,0.22); }

/* ── Species bars ──────────────────────────────────────────────────────────── */
.species-bar-item { margin-bottom: 0.85rem; }
.species-bar-label {
  display: flex; justify-content: space-between;
  font-size: 0.82rem; margin-bottom: 0.3rem;
  color: var(--color-text); text-transform: capitalize; font-weight: 500;
}
.species-bar-track { background: #E0D5C0; border-radius: 4px; height: 9px; overflow: hidden; }
.species-bar-fill  { height: 100%; border-radius: 4px; background: var(--color-primary-btn); transition: width 0.6s ease; }

/* ── Messages ──────────────────────────────────────────────────────────────── */
.error-msg {
  background: #FEF2F2; border: 1px solid #FECACA;
  color: var(--color-danger); padding: 0.65rem 0.85rem;
  border-radius: 8px; font-size: 0.84rem; margin: 0.75rem 0;
}
.success-msg {
  background: #F0FDF4; border: 1px solid #BBF7D0;
  color: var(--color-success); padding: 0.65rem 0.85rem;
  border-radius: 8px; font-size: 0.84rem; margin: 0.75rem 0;
}

/* ── Utils ─────────────────────────────────────────────────────────────────── */
.hidden        { display: none !important; }
.text-center   { text-align: center; }
.text-muted    { color: var(--color-text-muted); }
.text-gold     { color: var(--color-gold); }
.text-green    { color: var(--color-success); }
.text-red      { color: var(--color-danger); }
.mt-1          { margin-top: 0.75rem; }
.mb-1          { margin-bottom: 0.75rem; }

/* ── Scrollbar ─────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #F5F0E8; border-radius: 4px; }
::-webkit-scrollbar-thumb { background: #C0B090; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #A09070; }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 1100px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 900px)  { .dashboard-grid { grid-template-columns: 1fr; } }

/* FAB base (oculto por defecto, posicionado para móvil) */
#btn-nuevo-animal-fab {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #2D6A4F;
  color: #FFFFFF;
  font-size: 28px;
  line-height: 1;
  border: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  cursor: pointer;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
}

/* ═══════════════════════════════════════ MÓVIL (≤ 768px) ════════════════════ */
@media (max-width: 768px) {

  /* ── Sidebar deslizante ─────────────────────────────────────────────────── */
  .sidebar {
    position: fixed;
    left: -280px;
    top: 0;
    bottom: 0;
    width: 280px;
    z-index: 500;
    transition: left 0.25s ease;
    box-shadow: 4px 0 20px rgba(0,0,0,0.3);
  }
  .sidebar.open { left: 0; }

  .sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 499;
  }
  .sidebar-overlay.open { display: block; }

  .main-wrapper {
    width: 100%;
    margin-left: 0;
  }

  /* ── Topbar ─────────────────────────────────────────────────────────────── */
  #btn-menu-mobile { display: block !important; }
  .topbar {
    padding: 0 0.75rem;
    height: 52px;
  }
  .topbar-right {
    gap: 0.4rem;
    font-size: 0.75rem;
  }
  .topbar-version { display: none; }
  .brand-name { font-size: 0.95rem !important; }
  .brand-sub  { display: none !important; }

  /* ── Tipografía ─────────────────────────────────────────────────────────── */
  body { font-size: 14px; }
  .page-header h2  { font-size: 1.1rem; }
  .welcome-text h2 { font-size: 1.05rem; }
  .welcome-text p  { font-size: 0.8rem; }
  .welcome-banner  { height: 100px; }
  .card-header h3  { font-size: 0.82rem; }
  .table           { font-size: 0.78rem; }
  .badge           { font-size: 0.65rem; padding: 0.15rem 0.4rem; }

  /* ── KPI grid ───────────────────────────────────────────────────────────── */
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem;
  }
  .kpi-card:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .kpi-value { font-size: 1.6rem; }
  .kpi-label { font-size: 0.72rem; }
  .kpi-icon  { font-size: 1.5rem; }
  .kpi-card  { padding: 0.85rem; gap: 0.6rem; }

  /* ── Content area ───────────────────────────────────────────────────────── */
  .content-area { padding: 0.75rem; }
  .page-header {
    margin-bottom: 0.75rem;
    padding-bottom: 0.6rem;
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .page-header .btn {
    font-size: 0.78rem;
    padding: 7px 12px;
    min-height: 38px;
  }

  /* ── Dashboard grid ─────────────────────────────────────────────────────── */
  .dashboard-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  /* ── Modales → sheet desde abajo ────────────────────────────────────────── */
  .modal-overlay { align-items: flex-end; }
  .modal {
    max-width: 100%;
    max-height: 92vh;
    margin: 0;
    border-radius: 16px 16px 0 0;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
  }
  .modal-body { padding: 1rem; }
  .form-row   { grid-template-columns: 1fr; }

  /* ── Tabla animales → tarjetas ──────────────────────────────────────────── */
  .animals-table thead { display: none; }
  .animals-table tbody { display: block; }

  .animals-table tbody tr {
    display: block;
    background: #FFFFFF;
    border: 1px solid #E0D5C0;
    border-radius: 12px;
    margin-bottom: 10px;
    padding: 12px 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  }
  .animals-table tbody td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 0;
    border-bottom: 1px solid #F0EAD8;
    font-size: 13px;
    border-radius: 0;
    background: transparent !important;
  }
  .animals-table tbody td:last-child { border-bottom: none; }
  .animals-table tbody td::before {
    content: attr(data-label);
    font-weight: 600;
    color: #5C3D0E;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    flex-shrink: 0;
    margin-right: 8px;
    min-width: 80px;
  }
  .animals-table tbody td.td-accion {
    justify-content: center;
    padding-top: 12px;
    border-bottom: none;
  }
  .animals-table tbody td.td-accion::before { display: none; }
  .animals-table tbody td.td-accion .btn-icon { display: none; }

  .btn-ver-animal {
    display: block;
    width: 100%;
    padding: 11px;
    font-size: 14px;
    font-weight: 600;
    min-height: 46px;
    border-radius: 8px;
    background: #2D6A4F;
    color: #FFFFFF;
    text-align: center;
    border: none;
    cursor: pointer;
  }

  /* ── Filtros ────────────────────────────────────────────────────────────── */
  .filters-bar {
    flex-direction: column;
    gap: 8px;
  }
  .search-input,
  .select-input {
    width: 100%;
    min-height: 44px;
    font-size: 16px; /* evita zoom en iOS */
  }
  .filters-bar .btn {
    width: 100%;
    min-height: 44px;
  }

  /* ── Formulario nuevo animal ────────────────────────────────────────────── */
  .form-section-title { font-size: 0.72rem; }
  .form-group label   { font-size: 0.78rem; }
  .form-group input,
  .form-group select,
  .form-group textarea {
    font-size: 16px; /* evita zoom automático en iOS */
    min-height: 44px;
  }
  .form-actions {
    flex-direction: column;
    gap: 0.5rem;
  }
  .form-actions .btn {
    width: 100%;
    min-height: 48px;
  }

  /* ── Tabs scrollables ───────────────────────────────────────────────────── */
  .tabs {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .tabs::-webkit-scrollbar { display: none; }
  .tab {
    white-space: nowrap;
    padding: 0.55rem 0.65rem;
    font-size: 0.72rem;
    flex-shrink: 0;
  }

  /* ── Expediente animal ──────────────────────────────────────────────────── */
  .animal-info-card {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem;
    padding: 0.85rem;
  }
  .info-item label { font-size: 0.65rem; }
  .info-item span  { font-size: 0.82rem; }

  /* ── FAB nuevo animal ───────────────────────────────────────────────────── */
  #btn-nuevo-animal-fab { display: flex !important; }
}

/* Ocultar elementos exclusivos de móvil en desktop */
@media (min-width: 769px) {
  .btn-ver-animal        { display: none; }
  #btn-nuevo-animal-fab  { display: none !important; }
}