/* ============================================
   UBBJ Tienda Universitaria — style.css
   Diseño Profesional Startup · Glassmorphism
   Paleta: Dorado Elegante · Grafito · Bone White
   ============================================ */

/* ---------- Reset & Variables (Light Mode) ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #C9A84C;
  --primary-hover: #B89430;
  --primary-light: rgba(201, 168, 76, 0.12);
  --primary-glow: rgba(201, 168, 76, 0.35);
  --success: #16a34a;
  --success-hover: #15803d;
  --danger: #dc2626;
  --bg: #FAF8F5;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-solid: #ffffff;
  --text: #2D2D2D;
  --text-secondary: #6B6B6B;
  --border: rgba(0, 0, 0, 0.08);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1);
  --shadow-gold: 0 4px 20px rgba(201, 168, 76, 0.2);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xl: 24px;
  --transition: 0.3s cubic-bezier(.4,0,.2,1);
  --glass-blur: blur(18px);
  --glass-border: 1px solid rgba(255, 255, 255, 0.25);
  --navbar-height: 64px;
  --bottom-nav-height: 68px;
}

/* ---------- Dark Mode ---------- */
@media (prefers-color-scheme: dark) {
  :root {
    --primary: #D4B65A;
    --primary-hover: #E0C76E;
    --primary-light: rgba(212, 182, 90, 0.15);
    --primary-glow: rgba(212, 182, 90, 0.3);
    --bg: #1A1A1A;
    --surface: rgba(40, 40, 40, 0.75);
    --surface-solid: #242424;
    --text: #F0ECE3;
    --text-secondary: #9E9E9E;
    --border: rgba(255, 255, 255, 0.08);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.35);
    --shadow-gold: 0 4px 20px rgba(212, 182, 90, 0.15);
    --glass-border: 1px solid rgba(255, 255, 255, 0.06);
  }
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ---------- Scroll Animations ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(.4,0,.2,1), transform 0.7s cubic-bezier(.4,0,.2,1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Skeleton Shimmer ---------- */
.skeleton {
  position: relative;
  overflow: hidden;
  background: var(--border);
  border-radius: var(--radius);
}

.skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.35) 50%, transparent 100%);
  animation: shimmer 1.5s infinite;
}

@media (prefers-color-scheme: dark) {
  .skeleton::after {
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.08) 50%, transparent 100%);
  }
}

.skeleton-card {
  height: 280px;
  border-radius: var(--radius);
}

.skeleton-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto;
}

.skeleton-text {
  height: 14px;
  border-radius: 6px;
  width: 70%;
  margin: 0.5rem auto 0;
}

.skeleton-text.short { width: 40%; }

@keyframes shimmer {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ---------- Navbar ---------- */
.navbar {
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: var(--glass-border);
  padding: 0 1rem;
  height: var(--navbar-height);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
}

.navbar .logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
}

.navbar .logo img {
  height: 42px;
  width: 42px;
  object-fit: contain;
  border-radius: 8px;
}

.navbar .logo span {
  font-size: 1.5rem;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.25rem;
}

.nav-links a {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: background var(--transition), color var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--primary-light);
  color: var(--primary);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text);
}

/* ---------- Container ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* ---------- Hero / Page Header ---------- */
.page-header {
  text-align: center;
  padding: 2.5rem 1rem 1.5rem;
}

.page-header h1 {
  font-size: 1.85rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  max-width: 520px;
  margin: 0 auto;
}

/* ---------- Catalog Header (Sede + Logo) ---------- */
.catalog-hero {
  text-align: center;
  padding: 2.5rem 1rem 1rem;
}

.catalog-hero .hero-logo {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin: 0 auto 1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ---------- Splash Screen — Curtain Split ---------- */
.splash-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: all;
}

/* Cada mitad cubre la pantalla completa y recorta su lado */
.splash-half {
  position: fixed;
  top: 0;
  width: 50%;
  height: 100%;
  background: var(--bg);
  overflow: hidden;
  transition: transform 1.2s cubic-bezier(0.77, 0, 0.175, 1),
              opacity 1.2s ease;
}

.splash-left  { left: 0; }
.splash-right { right: 0; }

/* Contenido centrado visualmente en la pantalla completa.
   Cada mitad tiene una copia; se posiciona para que ambas coincidan */
.splash-content {
  position: absolute;
  top: 0;
  width: 200%;          /* doble ancho para compensar el 50% del parent */
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
}

.splash-left .splash-content  { left: 0; }
.splash-right .splash-content { right: 0; }

/* Logo gigante que llena la pantalla */
.splash-logo {
  width: 55vmin;
  height: 55vmin;
  max-width: 380px;
  max-height: 380px;
  object-fit: contain;
  border-radius: var(--radius-xl);
  animation: splashPulse 1.8s ease-in-out infinite;
  box-shadow: var(--shadow-gold);
  filter: drop-shadow(0 0 40px rgba(201, 168, 76, 0.35));
}

.splash-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  opacity: 0;
  animation: splashFadeIn 0.8s 0.3s ease forwards;
}

.splash-sede {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  opacity: 0;
  animation: splashFadeIn 0.8s 0.6s ease forwards;
}

/* ---- Animación: las mitades se abren como cortinas ---- */
.splash-screen.split-open .splash-left {
  transform: translateX(-100%);
  opacity: 0;
}

.splash-screen.split-open .splash-right {
  transform: translateX(100%);
  opacity: 0;
}

.splash-screen.split-open {
  pointer-events: none;
}

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

@keyframes splashFadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.catalog-hero h1 {
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.catalog-hero .hero-sede {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.3rem 0.9rem;
  border-radius: 50px;
  margin-bottom: 0.75rem;
}

.catalog-hero p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  max-width: 520px;
  margin: 0 auto;
}

/* ---------- Search & Filter Bar ---------- */
.search-bar {
  max-width: 500px;
  margin: 0 auto 2rem;
  position: relative;
}

.search-bar input {
  width: 100%;
  padding: 0.8rem 1rem 0.8rem 2.85rem;
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.92rem;
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  transition: border var(--transition), box-shadow var(--transition);
  color: var(--text);
}

.search-bar input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-light);
}

.search-bar .search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ---------- Sellers Grid ---------- */
.sellers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  padding-bottom: 3rem;
}

/* ---------- Seller Card (Glassmorphism) ---------- */
.seller-card {
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
  display: flex;
  flex-direction: column;
  text-align: center;
  cursor: pointer;
}

.seller-card:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: var(--shadow-lg);
  filter: brightness(1.03);
}

.seller-card .card-banner {
  height: 80px;
  background: linear-gradient(135deg, var(--primary), #E0C76E);
}

@media (prefers-color-scheme: dark) {
  .seller-card .card-banner {
    background: linear-gradient(135deg, #9A7B2E, var(--primary));
  }
}

.seller-card .card-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--surface-solid);
  margin: -40px auto 0;
  background: var(--border);
}

.seller-card .card-body {
  padding: 0.75rem 1.25rem 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.seller-card .card-name {
  font-size: 1.05rem;
  font-weight: 700;
}

.seller-card .card-career {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.seller-card .card-stats {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 600;
}

.seller-card .card-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-top: 0.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Product Grid ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  padding-bottom: 3rem;
}

/* ---------- Product Card (Glassmorphism) ---------- */
.product-card {
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: var(--shadow-lg);
  filter: brightness(1.03);
}

.product-card .card-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--border);
}

.product-card .card-body {
  padding: 1rem 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.product-card .card-title {
  font-size: 1.05rem;
  font-weight: 700;
}

.product-card .card-price {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--primary);
}

.product-card .card-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.product-card .card-meta .icon {
  font-size: 0.9rem;
}

.product-card .card-description {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- Profile Header ---------- */
.profile-header {
  background: linear-gradient(135deg, var(--primary), #E0C76E);
  padding: 2.5rem 1rem 1.5rem;
  text-align: center;
  color: #fff;
  margin-bottom: 2rem;
}

@media (prefers-color-scheme: dark) {
  .profile-header {
    background: linear-gradient(135deg, #7A6020, var(--primary));
  }
}

.profile-header .profile-avatar {
  width: 110px;
  height: 110px;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid rgba(255, 255, 255, 0.3);
  margin: 0 auto 1rem;
  background: var(--border);
}

.profile-header .profile-name {
  font-size: 1.5rem;
  font-weight: 700;
}

.profile-header .profile-career {
  opacity: 0.85;
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

.profile-header .profile-bio {
  opacity: 0.8;
  font-size: 0.85rem;
  margin-top: 0.5rem;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.4;
  font-style: italic;
}

.profile-header .profile-wa-btn {
  margin-top: 1rem;
}

/* Avatar editable (perfilvendedor) */
.avatar-edit-wrapper {
  position: relative;
  display: inline-block;
  margin: 0 auto 1rem;
}

.avatar-edit-btn {
  position: absolute;
  bottom: 4px;
  right: 4px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  border: 3px solid rgba(255, 255, 255, 0.5);
  transition: background var(--transition), transform var(--transition);
}

.avatar-edit-btn:hover {
  background: var(--primary-hover);
  transform: scale(1.1);
}

/* Vendor bio section */
.vendor-bio-section {
  margin-top: 1rem;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}

.vendor-bio-input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  resize: vertical;
  min-height: 60px;
  max-height: 120px;
  background: rgba(255,255,255,0.15);
  color: #fff;
  font-family: inherit;
  margin-bottom: 0.5rem;
}

.vendor-bio-input::placeholder {
  color: rgba(255,255,255,0.55);
}

.vendor-bio-input:focus {
  outline: none;
  border-color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.2);
}

/* ---------- Transfer Config ---------- */
.transfer-config-section {
  max-width: 600px;
  margin: 0 auto 2rem;
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.transfer-config-section h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.transfer-config-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* ========== PANEL TABS (Sub-menú vendedor) ========== */
.panel-tabs-wrapper {
  position: sticky;
  top: 56px;          /* debajo del navbar */
  z-index: 90;
  background: var(--bg);
  padding: 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 1.5rem;
}
.panel-tabs {
  display: flex;
  max-width: 640px;
  margin: 0 auto;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.panel-tabs::-webkit-scrollbar { display: none; }

.panel-tab {
  flex: 1;
  min-width: max-content;
  padding: 0.7rem 1rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  transition: color .2s, border-color .25s;
  white-space: nowrap;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
}
.panel-tab:hover {
  color: rgba(255,255,255,0.8);
}
.panel-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.tab-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: #ef4444;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  line-height: 1;
  animation: badgePulse 2s infinite;
}

/* Tab content panels */
.panel-tab-content {
  display: none;
  animation: tabFadeIn .3s ease;
}
.panel-tab-content.active {
  display: block;
}
@keyframes tabFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ========== BUYER CHATS LIST (ubbjotito) ========== */
.buyer-chats-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.buyer-chats-empty {
  color: var(--text-secondary);
  font-size: 0.85rem;
  text-align: center;
  padding: 1.5rem 0;
}
.buyer-chat-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  cursor: pointer;
  transition: background .2s, transform .15s;
}
.buyer-chat-card:hover {
  background: rgba(255,255,255,0.08);
  transform: translateX(4px);
}
.buyer-chat-card.has-unread {
  border-left: 3px solid var(--accent);
}
.buyer-chat-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #b8972e);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}
.buyer-chat-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.buyer-chat-avatar span {
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
}
.buyer-chat-info {
  flex: 1;
  min-width: 0;
}
.buyer-chat-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.2rem;
}
.buyer-chat-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
}
.buyer-chat-time {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.4);
  white-space: nowrap;
}
.buyer-chat-preview {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.buyer-chat-preview .chat-you {
  color: rgba(255,255,255,0.7);
  font-weight: 600;
}
.buyer-chat-unread {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  background: var(--accent);
  color: #000;
  font-size: 0.65rem;
  font-weight: 700;
  flex-shrink: 0;
  animation: badgePulse 2s infinite;
}

/* Buyer conv popup positioning (ubbjotito page) */
.buyer-conv-popup {
  position: fixed;
  bottom: 80px;
  right: 20px;
  z-index: 1000;
}

/* ---------- Vendor Profile Config ---------- */
.vendor-config-section {
  max-width: 600px;
  margin: 0 auto 2rem;
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.vendor-config-section h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.config-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.config-info { flex: 1; }

.config-label {
  font-size: 0.9rem;
  font-weight: 600;
}

.config-hint {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.config-select {
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
}

/* Schedule time inputs */
.schedule-inputs {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.schedule-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.config-time {
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  background: var(--bg);
  color: var(--text);
  width: 120px;
}

/* Seller offline / fuera de servicio */
.seller-offline {
  position: relative;
  opacity: 0.6;
  filter: grayscale(50%);
  cursor: default;
}
.seller-offline:hover {
  transform: none;
  box-shadow: var(--shadow);
}
.offline-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(239, 68, 68, 0.9);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 50px;
  z-index: 5;
  backdrop-filter: blur(4px);
  letter-spacing: 0.02em;
}

/* Schedule on catalog card */
.card-schedule {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

/* Hidden product styling */
.product-hidden {
  opacity: 0.5;
  filter: grayscale(60%);
  position: relative;
}

.badge-hidden {
  display: inline-block;
  background: #e74c3c;
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
  margin-left: 0.5rem;
  vertical-align: middle;
}

/* Turno badge */
.card-shift {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.72rem;
  padding: 3px 10px;
  border-radius: 50px;
  font-weight: 600;
  margin-top: 0.35rem;
}

/* Toggle row */
.toggle-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  font-weight: 500;
}

/* Toggle switch */
.switch {
  position: relative;
  display: inline-block;
  width: 46px;
  height: 26px;
  flex-shrink: 0;
}

.switch input { opacity: 0; width: 0; height: 0; }

.slider {
  position: absolute;
  inset: 0;
  background: #ccc;
  border-radius: 26px;
  cursor: pointer;
  transition: background 0.3s;
}

.slider::before {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.3s;
}

.switch input:checked + .slider {
  background: var(--success);
}

.switch input:checked + .slider::before {
  transform: translateX(20px);
}

.transfer-fields { margin-top: 0.5rem; }

/* ---------- Transfer Info (cart panel) ---------- */
.transfer-info-box {
  background: var(--primary-light);
  border: 1px solid rgba(201, 168, 76, 0.25);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin-top: 0.75rem;
}

@media (prefers-color-scheme: dark) {
  .transfer-info-box {
    background: rgba(212, 182, 90, 0.08);
    border-color: rgba(212, 182, 90, 0.2);
  }
}

.transfer-msg {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  color: var(--primary);
}

.transfer-detail { margin-bottom: 0.6rem; }

.transfer-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 0.2rem;
}

.transfer-copyable {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.copy-btn {
  background: var(--primary-light);
  color: var(--primary);
  border: none;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}

.copy-btn:hover {
  background: var(--primary);
  color: #fff;
}

.transfer-note {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: var(--danger);
  font-weight: 600;
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.75rem;
}

@media (prefers-color-scheme: dark) {
  .transfer-note {
    background: rgba(220, 38, 38, 0.1);
    border-color: rgba(220, 38, 38, 0.25);
  }
}

/* Payment method */
.cart-payment-method {
  margin: 0.75rem 0;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}

.payment-options { display: flex; gap: 0.5rem; }

.payment-option { flex: 1; cursor: pointer; }

.payment-option input[type="radio"] { display: none; }

.payment-label {
  display: block;
  text-align: center;
  padding: 0.6rem 0.5rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  transition: border-color var(--transition), background var(--transition);
}

.payment-option input[type="radio"]:checked + .payment-label {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
}

/* Add product form */
.add-product-section {
  max-width: 600px;
  margin: 0 auto 2rem;
}

.add-product-toggle {
  width: 100%;
  margin-bottom: 1rem;
}

.add-product-form {
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  display: none;
  margin-bottom: 1.5rem;
}

.add-product-form.open {
  display: block;
  animation: slideDown 0.35s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.add-product-form h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

/* ---------- Pending Items (Admin) ---------- */
.pending-list { list-style: none; }

.pending-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
  flex-wrap: wrap;
}

.pending-item:last-child { border-bottom: none; }

.pending-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

.pending-info img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--border);
}

.pending-info .name { font-weight: 600; font-size: 0.9rem; }
.pending-info .details { font-size: 0.8rem; color: var(--text-secondary); }

.pending-actions { display: flex; gap: 0.5rem; flex-shrink: 0; }

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: var(--success-hover); }

/* Badge */
.badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
}

.badge-pending { background: #fef3c7; color: #92400e; }
.badge-approved { background: #dcfce7; color: #166534; }

@media (prefers-color-scheme: dark) {
  .badge-pending { background: rgba(254, 243, 199, 0.15); color: #fbbf24; }
  .badge-approved { background: rgba(220, 252, 231, 0.1); color: #4ade80; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn:active { transform: scale(0.97); }

.btn-whatsapp { width: 100%; background: var(--success); color: #fff; }
.btn-whatsapp:hover { background: var(--success-hover); transform: scale(1.02); box-shadow: 0 4px 16px rgba(22,163,74,0.3); }

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); box-shadow: var(--shadow-gold); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }

.btn-warning { background: #f59e0b; color: #fff; }
.btn-warning:hover { background: #d97706; }

.btn-secondary { background: #6366f1; color: #fff; }
.btn-secondary:hover { background: #4f46e5; }

.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--bg); }

.btn-outline-sm {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  padding: 0.4rem 1rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-outline-sm:hover { background: var(--bg); color: var(--text); }

.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.8rem; }

/* ---------- Form Page ---------- */
.form-section {
  max-width: 600px;
  margin: 0 auto 3rem;
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow);
}

.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  background: var(--bg);
  color: var(--text);
  transition: border var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-light);
}

.form-group textarea { min-height: 100px; resize: vertical; }

.form-group .file-input-wrapper {
  position: relative;
  border: 2px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 2rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.form-group .file-input-wrapper:hover {
  border-color: var(--primary);
  background: var(--primary-light);
}

.form-group .file-input-wrapper input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.form-group .file-input-wrapper .upload-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.form-group .file-input-wrapper .upload-text strong {
  color: var(--primary);
}

.form-group .file-input-wrapper .upload-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.img-preview {
  margin-top: 0.75rem;
  border-radius: var(--radius-sm);
  max-height: 200px;
  object-fit: cover;
  display: none;
}

.form-submit { width: 100%; padding: 0.85rem; font-size: 1rem; }

.form-group .phone-wrapper { display: flex; gap: 0.5rem; }
.form-group .phone-wrapper select { width: auto; min-width: 80px; }

/* ---------- Políticas de Uso ---------- */
.policies-box {
  max-height: 220px;
  overflow-y: auto;
  padding: 1rem 1.15rem;
  background: var(--bg-card, #fff);
  border: 1.5px solid var(--border, #e2e8f0);
  border-radius: 10px;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--text-secondary, #64748b);
  margin-bottom: 0.75rem;
}
.policies-box ol {
  padding-left: 1.2rem;
  margin: 0.5rem 0;
}
.policies-box li {
  margin-bottom: 0.45rem;
}
.policies-box p {
  margin: 0.35rem 0;
}
.policies-check {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.85rem;
  cursor: pointer;
  line-height: 1.4;
}
.policies-check input[type="checkbox"] {
  margin-top: 0.2rem;
  width: 18px;
  height: 18px;
  accent-color: var(--accent, #c8a951);
  cursor: pointer;
  flex-shrink: 0;
}

/* ---------- Admin Dashboard ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform var(--transition);
}

.stat-card:hover { transform: translateY(-2px); }

.stat-card .stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-card .stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

.admin-section {
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

.admin-section h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

/* Interactions */
.interaction-list { list-style: none; }

.interaction-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.875rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.interaction-list li:last-child { border-bottom: none; }
.interaction-list .interaction-product { font-weight: 600; }
.interaction-list .interaction-time { color: var(--text-secondary); font-size: 0.8rem; }

/* Admin products */
.admin-products-list { list-style: none; }

.admin-product-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
  flex-wrap: wrap;
}

.admin-product-item:last-child { border-bottom: none; }

.admin-product-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

.admin-product-info img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

.admin-product-info .name {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-product-info .seller { font-size: 0.8rem; color: var(--text-secondary); }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--text);
  color: var(--surface-solid);
  padding: 0.85rem 1.5rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(.4,0,.2,1), opacity 0.4s ease;
  z-index: 999;
  white-space: nowrap;
  max-width: 90vw;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast.toast-success { background: var(--success); color: #fff; }
.toast.toast-error { background: var(--danger); color: #fff; }

/* ---------- Loading Spinner ---------- */
.spinner-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 200;
  justify-content: center;
  align-items: center;
}

@media (prefers-color-scheme: dark) {
  .spinner-overlay { background: rgba(26,26,26,0.65); }
}

.spinner-overlay.active { display: flex; }

.spinner {
  width: 44px;
  height: 44px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Empty state */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-secondary);
}

.empty-state .empty-icon { font-size: 3rem; margin-bottom: 0.75rem; }
.empty-state p { font-size: 0.95rem; }

/* ---------- Cart ---------- */
.cart-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 200;
  transition: opacity 0.3s, transform 0.3s;
}

.cart-float.hidden {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.8);
}

.cart-toggle-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  border: none;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-gold);
  cursor: pointer;
  position: relative;
  transition: transform var(--transition), background var(--transition);
}

.cart-toggle-btn:hover {
  transform: scale(1.1);
  background: var(--primary-hover);
}

.cart-toggle-btn #cart-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--danger);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 299;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.cart-overlay.open { opacity: 1; pointer-events: auto; }

.cart-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--surface-solid);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  box-shadow: 0 -4px 24px rgba(0,0,0,0.15);
  z-index: 300;
  max-height: 85vh;
  overflow-y: auto;
  padding: 1.25rem 1.25rem 1.5rem;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
}

.cart-panel.open { transform: translateY(0); }

.cart-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.cart-panel-header h3 { font-size: 1.1rem; font-weight: 700; }

.cart-close-btn {
  background: none;
  border: none;
  font-size: 1.3rem;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0.25rem;
}

.cart-items { list-style: none; margin-bottom: 1rem; }

.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}

.cart-item-info { display: flex; flex-direction: column; gap: 0.15rem; }
.cart-item-name { font-weight: 600; font-size: 0.9rem; }
.cart-item-detail { font-size: 0.78rem; color: var(--text-secondary); }

.cart-item-right { display: flex; align-items: center; gap: 0.75rem; }
.cart-item-subtotal { font-weight: 700; font-size: 0.9rem; color: var(--primary); }
.cart-item-remove { background: none; border: none; color: var(--danger); font-size: 1rem; cursor: pointer; padding: 0.2rem; }

.cart-empty { text-align: center; color: var(--text-secondary); padding: 1rem; font-size: 0.9rem; }

.cart-summary {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 1rem;
  margin-bottom: 1rem;
}

.cart-total-row,
.cart-pay-row,
.cart-change-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.cart-total-row { font-size: 1.05rem; }

.cart-pay-row input {
  width: 120px;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  text-align: right;
  color: var(--text);
  background: var(--surface-solid);
}

.cart-pay-row input:focus { outline: none; border-color: var(--primary); }

.cart-change-row { margin-bottom: 0; font-size: 1rem; }

.cart-send-btn { width: 100%; padding: 0.85rem; font-size: 0.95rem; font-weight: 700; }

/* Qty controls */
.qty-controls { display: flex; align-items: center; gap: 0.5rem; }

.qty-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}

.qty-btn:hover {
  background: var(--primary-light);
  border-color: var(--primary);
  transform: scale(1.1);
}

.qty-value { font-weight: 700; font-size: 0.95rem; min-width: 20px; text-align: center; }

.product-card .card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem 1.25rem;
}

/* ---------- Footer ---------- */
.footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

/* ---------- Bottom Navigation (Mobile) ---------- */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-nav-height);
  background: var(--surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-top: var(--glass-border);
  box-shadow: 0 -2px 16px rgba(0,0,0,0.08);
  z-index: 100;
  padding-bottom: env(safe-area-inset-bottom);
}

.bottom-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-around;
  height: 100%;
  max-width: 480px;
  margin: 0 auto;
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  position: relative;
}

.bottom-nav-item .nav-icon {
  font-size: 1.35rem;
  line-height: 1;
  transition: transform var(--transition);
}

.bottom-nav-item.active { color: var(--primary); }

.bottom-nav-item.active .nav-icon { transform: scale(1.15); }

.bottom-nav-item.active::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background: var(--primary);
  border-radius: 0 0 4px 4px;
}

/* ---------- Login Overlay ---------- */
.login-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  z-index: 300;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 2rem 1rem;
}

.login-box {
  background: var(--surface-solid);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  max-width: 360px;
  width: 90%;
  text-align: center;
  margin: auto;
}

.login-box h2 { margin-bottom: 0.5rem; font-size: 1.25rem; }

.login-box p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 1.25rem;
}

.login-box input {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  background: var(--bg);
  color: var(--text);
}

.login-box .btn { width: 100%; }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .menu-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface-solid);
    flex-direction: column;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }

  .nav-links.open { display: flex; }
  .nav-links a { padding: 0.75rem 1rem; }
  .page-header h1, .catalog-hero h1 { font-size: 1.4rem; }
  .sellers-grid, .product-grid { grid-template-columns: 1fr; gap: 1rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .form-section { padding: 1.5rem 1rem; }
  .admin-product-item { flex-direction: column; align-items: flex-start; }
  .pending-item { flex-direction: column; align-items: flex-start; }
  .pending-actions { width: 100%; }
  .pending-actions .btn { flex: 1; }
  .profile-header .profile-name { font-size: 1.25rem; }

  /* Show bottom nav on mobile */
  .bottom-nav { display: block; }

  /* Hide top nav links on mobile */
  .navbar .nav-links { display: none !important; }
  .menu-toggle { display: none; }

  /* Bottom padding for bottom nav */
  body { padding-bottom: calc(var(--bottom-nav-height) + 16px); }
  .footer { padding-bottom: calc(var(--bottom-nav-height) + 1rem); }
  .cart-float { bottom: calc(var(--bottom-nav-height) + 16px); }
  .toast { bottom: calc(var(--bottom-nav-height) + 16px); }
}

@media (max-width: 400px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* ---------- FAB (Floating Action Buttons) ---------- */
.fab-container {
  position: fixed;
  top: calc(var(--navbar-height) + 12px);
  right: 16px;
  display: flex;
  flex-direction: row;
  gap: 12px;
  z-index: 99;
}

.fab {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.5);
  font-size: 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform 0.3s cubic-bezier(.4,0,.2,1), box-shadow 0.3s, background 0.3s, border-color 0.3s;
  animation: breathe 3s ease-in-out infinite;
}
.fab:nth-child(2) {
  animation-delay: 1.5s;
}
.fab:hover {
  animation-play-state: paused;
  transform: scale(1.15) translateY(-3px);
  border-color: rgba(255,255,255,0.7);
}
.fab:active {
  transform: scale(0.92);
  transition: transform 0.1s;
}

.fab-info {
  background: linear-gradient(135deg, rgba(200,169,81,0.85), rgba(224,197,106,0.9));
  color: #fff;
  box-shadow: 0 4px 18px rgba(200, 169, 81, 0.45), 0 0 0 0 rgba(200,169,81,0);
  text-shadow: 0 1px 2px rgba(0,0,0,0.15);
}
.fab-info:hover {
  background: linear-gradient(135deg, #c8a951, #d4b55c);
  box-shadow: 0 8px 28px rgba(200, 169, 81, 0.5), 0 0 12px rgba(200,169,81,0.25);
}

.fab-complaint {
  background: linear-gradient(135deg, rgba(239,68,68,0.85), rgba(248,113,113,0.9));
  color: #fff;
  box-shadow: 0 4px 18px rgba(239, 68, 68, 0.4), 0 0 0 0 rgba(239,68,68,0);
  text-shadow: 0 1px 2px rgba(0,0,0,0.15);
}
.fab-complaint:hover {
  background: linear-gradient(135deg, #ef4444, #f87171);
  box-shadow: 0 8px 28px rgba(239, 68, 68, 0.45), 0 0 12px rgba(239,68,68,0.2);
}

/* Breathing animation */
@keyframes breathe {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
  }
  50% {
    transform: scale(1.08);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
  }
}

/* ---------- Modal Overlay ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  padding: 1rem;
}

.modal-box {
  background: var(--surface-solid, #fff);
  border-radius: var(--radius, 12px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
  max-width: 480px;
  width: 100%;
  padding: 1.75rem;
  position: relative;
  max-height: 85vh;
  overflow-y: auto;
}
.modal-box.modal-how {
  max-width: 540px;
}

.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.85rem;
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--text-secondary);
  line-height: 1;
}
.modal-close:hover { color: var(--text); }

.modal-box h2 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.modal-box .form-group {
  margin-bottom: 0.85rem;
}
.modal-box .form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}
.modal-box .form-group input,
.modal-box .form-group select,
.modal-box .form-group textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1.5px solid var(--border, #e2e8f0);
  border-radius: 8px;
  font-size: 0.9rem;
  background: var(--bg, #faf8f4);
  color: var(--text);
  font-family: inherit;
}
.modal-box .form-group textarea {
  resize: vertical;
  min-height: 80px;
}

/* ---------- How It Works Steps ---------- */
.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.how-step {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}
.how-step-num {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent, #c8a951);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.how-step strong {
  font-size: 0.9rem;
  display: block;
  margin-bottom: 0.15rem;
}
.how-step p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.45;
}

/* ---------- Complaints in Admin ---------- */
.complaint-item {
  border-left: 3px solid var(--border, #e2e8f0);
  padding-left: 0.75rem !important;
}
.complaint-new {
  border-left-color: #ef4444;
  background: rgba(239, 68, 68, 0.04);
}
.complaint-msg {
  margin-top: 0.35rem;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
  white-space: pre-wrap;
}

/* ---------- Ubbjotito: Buyer Auth ---------- */
.buyer-auth-box {
  max-width: 420px;
  width: 100%;
}

.buyer-close-btn {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #dc2626;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.4);
  z-index: 10;
  transition: transform 0.2s, background 0.2s;
}

.buyer-close-btn:hover {
  background: #b91c1c;
  transform: scale(1.1);
}

.buyer-auth-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.25rem;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1.5px solid var(--border);
}

.buyer-tab {
  flex: 1;
  padding: 0.65rem 0;
  border: none;
  background: var(--bg);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.buyer-tab.active {
  background: var(--primary);
  color: #fff;
}

.buyer-auth-form h2 {
  font-size: 1.2rem;
  margin-bottom: 0.25rem;
}

/* ---------- Ubbjotito: Buyer Profile ---------- */
.buyer-profile-header {
  position: relative;
}

.buyer-avatar-wrapper {
  position: relative;
  display: inline-block;
}

.buyer-avatar-edit {
  position: absolute;
  bottom: 0;
  right: -4px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform var(--transition);
  border: 2px solid #fff;
}

.buyer-avatar-edit:hover {
  transform: scale(1.1);
}

/* ---------- Ubbjotito: Purchase History ---------- */
.purchase-item {
  border-left: 3px solid var(--primary);
  padding-left: 0.75rem !important;
}

.purchase-products {
  margin-top: 0.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.purchase-product-item {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.purchase-total {
  margin-top: 0.35rem;
  font-size: 0.9rem;
  color: var(--text);
}

/* ---------- Star Ratings ---------- */
.stars-display {
  display: inline-flex;
  align-items: center;
  gap: 1px;
  font-size: 0.95rem;
  line-height: 1;
}

.stars-display .star {
  color: var(--border);
  transition: color var(--transition);
}

.stars-display .star.filled {
  color: #F59E0B;
}

.stars-display .star.half {
  background: linear-gradient(90deg, #F59E0B 50%, var(--border) 50%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stars-count {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-left: 0.15rem;
  font-weight: 500;
}

.stars-avg {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text);
  margin-left: 0.3rem;
}

/* Stars in seller cards */
.seller-card .stars-display {
  justify-content: center;
  margin-top: 0.15rem;
  font-size: 0.85rem;
}

/* Rating container on profile page */
.rating-container {
  margin: 0.75rem 0 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.rating-container .stars-display {
  font-size: 1.3rem;
}

.rating-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.rating-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
}

.stars-interactive {
  display: inline-flex;
  gap: 4px;
  font-size: 1.6rem;
  line-height: 1;
}

.star-btn {
  color: rgba(255,255,255,0.35);
  cursor: pointer;
  transition: color 0.2s, transform 0.2s;
  user-select: none;
}

.star-btn:hover {
  transform: scale(1.25);
}

.star-btn.filled {
  color: #F59E0B;
}

.stars-interactive:hover .star-btn {
  color: rgba(255,255,255,0.35);
}

.stars-interactive:hover .star-btn:hover,
.stars-interactive:hover .star-btn:hover ~ .star-btn {
  color: rgba(255,255,255,0.35);
}

.stars-interactive .star-btn:hover,
.stars-interactive .star-btn:hover ~ .star-btn {
  color: rgba(255,255,255,0.35);
}

/* Hover effect: highlight from left to hovered star */
.stars-interactive:hover .star-btn {
  color: #F59E0B;
}

.stars-interactive .star-btn:hover ~ .star-btn {
  color: rgba(255,255,255,0.35) !important;
}

.rating-login-hint {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.6);
  margin-top: 0.25rem;
}

.rating-login-hint a {
  color: #fff;
  text-decoration: underline;
  font-weight: 600;
}

/* =============================================
   🏆 RANKING DE VENDEDORES POPULARES
   ============================================= */
.ranking-section {
  margin-bottom: 1.5rem;
}
.ranking-title {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #C9A84C, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.ranking-grid {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.75rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.ranking-grid::-webkit-scrollbar { display: none; }

.ranking-card {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  cursor: pointer;
  transition: all 0.3s ease;
  min-width: 260px;
}
.ranking-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(201,168,76,0.2);
  border-color: rgba(201,168,76,0.3);
}
.ranking-medal {
  font-size: 1.6rem;
  flex-shrink: 0;
}
.ranking-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(201,168,76,0.4);
  flex-shrink: 0;
}
.ranking-info {
  min-width: 0;
}
.ranking-name {
  font-size: 0.9rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0.15rem;
}
.ranking-stars {
  font-size: 0.75rem;
}
.ranking-stars .stars-display {
  gap: 0.1rem;
}
.ranking-stars .stars-avg {
  font-size: 0.7rem;
}

@media (prefers-color-scheme: light) {
  .ranking-card {
    background: #fff;
    border-color: rgba(0,0,0,0.08);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  }
  .ranking-card:hover {
    box-shadow: 0 6px 20px rgba(0,0,0,0.1);
  }
  .ranking-title {
    background: linear-gradient(135deg, #8a7130, #C9A84C);
    -webkit-background-clip: text;
    background-clip: text;
  }
}

/* =============================================
   📱 QR DEL PERFIL DEL VENDEDOR
   ============================================= */
.profile-qr-section {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}
.qr-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
}
.qr-canvas {
  background: #fff;
  padding: 12px;
  border-radius: var(--radius);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  line-height: 0;
  display: inline-block;
  width: 204px;   /* 180 + 12*2 padding */
  height: 204px;
  overflow: hidden;
}
.qr-canvas img,
.qr-canvas canvas {
  display: block !important;
  width: 180px !important;
  height: 180px !important;
  max-width: none !important;
  max-height: none !important;
  object-fit: contain !important;
}
.qr-download-btn {
  font-size: 0.78rem;
  padding: 0.4rem 1rem;
}

@media (prefers-color-scheme: light) {
  .qr-label { color: #555; }
  .qr-canvas { box-shadow: 0 3px 12px rgba(0,0,0,0.1); }
}

/* =============================================
   CATEGORY FILTERS
   ============================================= */
.category-filters {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.5rem 0 1rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.category-filters::-webkit-scrollbar { display: none; }

.cat-btn {
  flex-shrink: 0;
  padding: 0.45rem 1rem;
  border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.75);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
  backdrop-filter: blur(6px);
}
.cat-btn:hover {
  background: rgba(201,168,76,0.15);
  border-color: rgba(201,168,76,0.4);
  color: #C9A84C;
}
.cat-btn.active {
  background: linear-gradient(135deg, #C9A84C, #b8963e);
  color: #1a1a2e;
  border-color: #C9A84C;
  font-weight: 700;
  box-shadow: 0 2px 12px rgba(201,168,76,0.35);
}

/* Category badge on seller card */
.card-category-badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  background: rgba(201,168,76,0.15);
  color: #C9A84C;
  font-size: 0.72rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  border: 1px solid rgba(201,168,76,0.25);
}

@media (prefers-color-scheme: light) {
  .cat-btn {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.12);
    color: #555;
  }
  .cat-btn:hover {
    background: rgba(201,168,76,0.1);
    color: #8a7130;
  }
  .cat-btn.active {
    color: #fff;
  }
  .card-category-badge {
    background: rgba(201,168,76,0.1);
    color: #8a7130;
  }
}

/* =============================================
   📊 VENDOR STATS SECTION
   ============================================= */

.vendor-stats-section {
  margin-bottom: 2rem;
}

.vendor-stats-section h3 {
  font-size: 1.2rem;
  color: var(--gold);
  margin-bottom: 1rem;
}

.stats-cards-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.stat-mini-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
  padding: 1rem;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-mini-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(201,168,76,0.15);
}

.stat-mini-card .stat-icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 0.3rem;
}

.stat-mini-card .stat-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gold);
  display: block;
}

.stat-mini-card .stat-label {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stats-charts-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.chart-box {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 1rem;
}

.chart-box h4 {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 0.75rem;
  text-align: center;
}

@media (max-width: 600px) {
  .stats-charts-row {
    grid-template-columns: 1fr;
  }
}


/* =============================================
   💬 CHAT STYLES
   ============================================= */

/* =============================================
   💬 MESSENGER-STYLE FLOATING CHAT
   ============================================= */

/* ---- FAB (Floating Action Button) ---- */
.chat-fab {
  position: fixed;
  bottom: 6rem;
  left: 1.25rem;
  z-index: 400;
  animation: fabBounceIn 0.4s ease;
}

@keyframes fabBounceIn {
  0%   { opacity: 0; transform: scale(0); }
  60%  { transform: scale(1.15); }
  100% { opacity: 1; transform: scale(1); }
}

.chat-fab-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #0084FF, #0066CC);
  color: #fff;
  font-size: 1.6rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,132,255,0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

.chat-fab-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(0,132,255,0.5);
}

.chat-fab-btn:active {
  transform: scale(0.95);
}

.chat-fab-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #ef4444;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 800;
  min-width: 20px;
  height: 20px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 5px;
  border: 2px solid #1a1a2e;
  animation: badgePulse 2s infinite;
  z-index: 2;
}

/* ---- Chat Popup Window ---- */
.chat-popup {
  position: fixed;
  bottom: 6rem;
  left: 1.25rem;
  width: 340px;
  max-width: calc(100vw - 2rem);
  max-height: 450px;
  background: #1a1a2e;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.5);
  z-index: 450;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: chatPopupSlideUp 0.3s ease;
}

.vendor-chat-popup {
  left: auto;
  right: 1.25rem;
  bottom: 6rem;
}

@keyframes chatPopupSlideUp {
  from { opacity: 0; transform: translateY(20px) scale(0.95); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.chat-popup-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, #0084FF, #0066CC);
  color: #fff;
  flex-shrink: 0;
}

.chat-popup-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.chat-popup-name {
  flex: 1;
  font-weight: 700;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chat-popup-header-actions {
  display: flex;
  gap: 0.25rem;
}

.chat-popup-close,
.chat-popup-minimize {
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.chat-popup-close:hover { background: #ef4444; }
.chat-popup-minimize:hover { background: rgba(255,255,255,0.3); }

.chat-popup-messages {
  flex: 1;
  overflow-y: auto;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  min-height: 200px;
  max-height: 300px;
  background: rgba(0,0,0,0.15);
}

.chat-popup-input {
  display: flex;
  gap: 0.4rem;
  padding: 0.6rem 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
}

.chat-popup-input input {
  flex: 1;
  background: rgba(255,255,255,0.08) !important;
  border: 1px solid rgba(255,255,255,0.15) !important;
  border-radius: 20px;
  padding: 0.5rem 0.85rem;
  color: #fff !important;
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.2s;
}

.chat-popup-input input:focus {
  border-color: #0084FF !important;
}

.chat-popup-input input::placeholder {
  color: rgba(255,255,255,0.35) !important;
}

.chat-popup-send {
  background: #0084FF;
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s, background 0.2s;
  flex-shrink: 0;
}

.chat-popup-send:hover {
  transform: scale(1.1);
  background: #0066CC;
}

.chat-popup-send:active {
  transform: scale(0.9);
  animation: sendPulse 0.4s ease;
}

/* ---- Chat Bubbles ---- */
.chat-bubble {
  max-width: 80%;
  padding: 0.5rem 0.85rem;
  border-radius: 18px;
  font-size: 0.85rem;
  line-height: 1.4;
  word-wrap: break-word;
  animation: chatPop 0.25s ease;
}

@keyframes chatPop {
  from { opacity: 0; transform: translateY(8px) scale(0.95); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.chat-mine {
  align-self: flex-end;
  background: #0084FF;
  color: #fff;
  border-bottom-right-radius: 4px;
}

.chat-theirs {
  align-self: flex-start;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.9);
  border-bottom-left-radius: 4px;
}

.chat-empty {
  text-align: center;
  color: rgba(255,255,255,0.3);
  font-size: 0.8rem;
  padding: 2rem 0;
}

.chat-time {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.3);
  text-align: center;
  margin: 0.3rem 0;
}

/* ---- Vendor Chat Heads (Messenger-style floating circles) ---- */
.chat-heads-container {
  position: fixed;
  right: 1.25rem;
  bottom: 6rem;
  z-index: 400;
  display: flex;
  flex-direction: column-reverse;
  gap: 0.6rem;
  align-items: flex-end;
}

.chat-head {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, #444, #333);
  border: 3px solid #1a1a2e;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 3px 12px rgba(0,0,0,0.4);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  animation: chatHeadPop 0.3s ease backwards;
}

.chat-head:hover {
  transform: scale(1.15);
  box-shadow: 0 5px 20px rgba(0,132,255,0.3);
}

.chat-head:active {
  transform: scale(0.95);
}

.chat-head.has-unread {
  border-color: #0084FF;
}

.chat-head-name {
  position: absolute;
  right: 60px;
  background: rgba(0,0,0,0.85);
  color: #fff;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.chat-head:hover .chat-head-name {
  opacity: 1;
}

.chat-head-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  background: #ef4444;
  color: #fff;
  font-size: 0.6rem;
  font-weight: 800;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border: 2px solid #1a1a2e;
  animation: badgePulse 2s infinite;
  z-index: 2;
}

@keyframes chatHeadPop {
  from { opacity: 0; transform: scale(0) translateX(30px); }
  to   { opacity: 1; transform: scale(1) translateX(0); }
}

.chat-head:nth-child(1) { animation-delay: 0s; }
.chat-head:nth-child(2) { animation-delay: 0.08s; }
.chat-head:nth-child(3) { animation-delay: 0.16s; }
.chat-head:nth-child(4) { animation-delay: 0.24s; }
.chat-head:nth-child(5) { animation-delay: 0.32s; }

/* Active chat head highlight */
.chat-head.active {
  border-color: #0084FF;
  box-shadow: 0 0 0 3px rgba(0,132,255,0.3);
}

/* ---- Vendor Pending Orders ---- */
.vendor-orders-section {
  margin-bottom: 2rem;
}

.vendor-orders-section h3 {
  font-size: 1.2rem;
  color: var(--gold);
  margin-bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.unread-badge {
  display: none;
  background: #ef4444;
  color: #fff;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 12px;
  min-width: 20px;
  text-align: center;
  animation: badgePulse 2s infinite;
}

@keyframes badgePulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.15); }
}

.vendor-orders-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.order-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 14px;
  padding: 1rem;
  transition: border-color 0.2s;
  animation: cardFadeIn 0.3s ease backwards;
}

.order-card.order-pending {
  border-left: 4px solid #f59e0b;
}

.order-card.order-completed {
  border-left: 4px solid #22c55e;
  opacity: 0.7;
}

.order-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.order-buyer {
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
}

.order-date {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
}

.order-items {
  list-style: none;
  padding: 0;
  margin: 0 0 0.6rem 0;
}

.order-items li {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  padding: 0.15rem 0;
  display: flex;
  justify-content: space-between;
}

.order-items li span:last-child {
  color: var(--gold);
  font-weight: 600;
}

.order-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.order-total {
  font-weight: 700;
  color: var(--gold);
  font-size: 1rem;
}

.order-status-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.order-status-badge.pending {
  background: rgba(245,158,11,0.15);
  color: #f59e0b;
}

.order-status-badge.completed {
  background: rgba(34,197,94,0.15);
  color: #22c55e;
}

.order-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.order-btn {
  flex: 1;
  padding: 0.45rem 0.75rem;
  border: none;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s, opacity 0.2s;
}

.order-btn:active {
  transform: scale(0.95);
}

.order-btn-complete {
  background: #22c55e;
  color: #fff;
}

.order-btn-complete:hover { opacity: 0.85; }

.order-btn-cancel {
  background: rgba(239,68,68,0.15);
  color: #ef4444;
}

.order-btn-cancel:hover { background: rgba(239,68,68,0.25); }

.empty-orders-msg {
  text-align: center;
  color: rgba(255,255,255,0.3);
  padding: 2rem 0;
  font-size: 0.9rem;
}

/* Scrollbar in popup chat */
.chat-popup-messages::-webkit-scrollbar {
  width: 4px;
}

.chat-popup-messages::-webkit-scrollbar-thumb {
  background: rgba(0,132,255,0.3);
  border-radius: 4px;
}

.chat-popup-messages::-webkit-scrollbar-track {
  background: transparent;
}

/* ---- Mobile adjustments ---- */
@media (max-width: 600px) {
  .chat-fab { bottom: calc(var(--bottom-nav-height, 60px) + 1rem); left: 1rem; }
  .chat-popup {
    bottom: calc(var(--bottom-nav-height, 60px) + 1rem);
    left: 0.5rem;
    right: 0.5rem;
    width: auto;
    max-width: none;
  }
  .chat-heads-container {
    bottom: calc(var(--bottom-nav-height, 60px) + 1rem);
    right: 0.75rem;
  }
  .chat-head { width: 46px; height: 46px; }
  .vendor-chat-popup {
    left: 0.5rem;
    right: 0.5rem;
    width: auto;
    max-width: none;
    bottom: calc(var(--bottom-nav-height, 60px) + 1rem);
  }
}


/* =============================================
   ✨ ANIMATIONS & MICRO-INTERACTIONS
   ============================================= */

/* Card entrance animation */
@keyframes cardFadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.seller-card,
.product-card {
  animation: cardFadeIn 0.4s ease backwards;
}

.seller-card:nth-child(1) { animation-delay: 0.05s; }
.seller-card:nth-child(2) { animation-delay: 0.10s; }
.seller-card:nth-child(3) { animation-delay: 0.15s; }
.seller-card:nth-child(4) { animation-delay: 0.20s; }
.seller-card:nth-child(5) { animation-delay: 0.25s; }
.seller-card:nth-child(6) { animation-delay: 0.30s; }

/* Button press effect */
.btn-primary:active,
.btn-secondary:active,
.btn-wa:active {
  transform: scale(0.95) !important;
  transition: transform 0.08s ease;
}

/* Smooth hover lift for cards */
.seller-card {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.seller-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(201,168,76,0.15);
}

/* Ranking card hover */
.ranking-card {
  transition: transform 0.2s ease;
}

.ranking-card:hover {
  transform: translateY(-3px) scale(1.02);
}

/* Pulse for send button feedback */
@keyframes sendPulse {
  0%   { box-shadow: 0 0 0 0 rgba(0,132,255,0.4); }
  70%  { box-shadow: 0 0 0 8px rgba(0,132,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,132,255,0); }
}

.chat-popup-send:active {
  animation: sendPulse 0.4s ease;
}

/* Smooth scrollbar for chat */
.chat-popup-messages::-webkit-scrollbar {
  width: 4px;
}

.chat-popup-messages::-webkit-scrollbar-thumb {
  background: rgba(0,132,255,0.3);
  border-radius: 4px;
}

.chat-popup-messages::-webkit-scrollbar-track {
  background: transparent;
}