/*
   Archivo: public/css/styles.css
   Propósito: Estilos visuales de Wine-Pick-QR PWA
   Paleta: Bordeaux oscuro minimalista con fondo blanco
*/

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

:root {
  --primary: #4A0E1A;
  --primary-light: #6B0F2A;
  --primary-dark: #2D0810;
  --accent: #721C2E;
  --bg: #FAFAFA;
  --bg-card: #FFFFFF;
  --text: #1A1A1A;
  --text-light: #5A5A5A;
  --border: #DDDDDD;
  --border-light: #EEEEEE;
  --success: #2E7D42;
  --error: #C62828;
  --info: #0277BD;
  --shadow: rgba(74, 14, 26, 0.08);
  --shadow-hover: rgba(74, 14, 26, 0.12);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: 15px;
}

/* Header */
.app-header {
  background: var(--primary);
  color: white;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--primary-dark);
}

.app-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: 0.5px;
}

.app-nav {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.nav-btn {
  background: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 400;
  transition: all 0.15s ease;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.4);
}

.nav-btn:active {
  transform: scale(0.98);
}

/* Main content */
#app-root {
  flex: 1;
  padding: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

section[data-view] {
  background: var(--bg-card);
  padding: 2.5rem;
  border-radius: 2px;
  border: 1px solid var(--border-light);
  box-shadow: 0 1px 3px var(--shadow);
}

section[data-view] h2 {
  color: var(--primary);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

section[data-view] h3 {
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

section[data-view] > p {
  color: var(--text-light);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

/* Forms */
form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 600px;
}

label {
  font-weight: 500;
  color: var(--text);
  margin-bottom: 0.4rem;
  display: block;
  font-size: 0.9rem;
}

input[type="text"],
input[type="number"],
input[type="email"],
input[type="password"],
select,
textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  font-size: 0.95rem;
  transition: all 0.15s ease;
  background: var(--bg-card);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(74, 14, 26, 0.05);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

/* Buttons */
button[type="submit"],
button[type="button"],
.btn {
  background: var(--primary);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 2px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

button[type="submit"]:hover,
button[type="button"]:hover,
.btn:hover {
  background: var(--primary-dark);
}

button[type="submit"]:active,
button[type="button"]:active,
.btn:active {
  transform: scale(0.98);
}

button:disabled {
  background: #999;
  cursor: not-allowed;
  opacity: 0.6;
}

/* Status messages */
[id$="-status"],
[class*="status"] {
  padding: 0.75rem 1rem;
  border-radius: 2px;
  margin: 1rem 0;
  font-weight: 400;
  font-size: 0.9rem;
  border-left: 3px solid;
}

[data-type="info"] {
  background: #F0F7FF;
  color: #014678;
  border-left-color: var(--info);
}

[data-type="success"] {
  background: #F1F8F4;
  color: #1B5E2F;
  border-left-color: var(--success);
}

[data-type="error"] {
  background: #FFF4F4;
  color: #8B1C1C;
  border-left-color: var(--error);
}

/* QR Card */
#product-qr-card {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 2px;
}

#product-qr-card h3 {
  margin-top: 0;
  font-size: 1rem;
  font-weight: 600;
}

#product-qr-render {
  display: flex;
  justify-content: center;
  margin: 1.5rem 0;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: 2px;
}

.qr-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.qr-actions button {
  background: var(--primary-light);
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  font-weight: 400;
}

/* Product result display */
#qr-result,
#search-results {
  margin-top: 2rem;
}

#qr-result > div,
.product-card {
  background: var(--bg-card);
  padding: 1.5rem;
  border-radius: 2px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
}

.product-card h3 {
  color: var(--primary);
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.product-card p {
  margin: 0.5rem 0;
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.6;
}

.product-card strong {
  color: var(--text);
  font-weight: 500;
}

/* QR Scanner Styles */
.qr-scanner-container {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 2px;
}

.scanner-controls {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 2px;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-light);
}

.btn-secondary {
  background: var(--text-light);
  color: white;
}

.btn-secondary:hover {
  background: var(--text);
}

#qr-reader {
  margin-top: 1rem;
  border: 2px solid var(--primary);
  border-radius: 2px;
  overflow: hidden;
  max-width: 100%;
}

#qr-reader video {
  width: 100%;
  height: auto;
  display: block;
}

.manual-input-section {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-light);
}

.manual-input-section h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 1rem;
}

/* Footer */
.app-footer {
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 1rem;
  margin-top: auto;
  border-top: 1px solid var(--primary-dark);
}

.app-footer small {
  opacity: 0.85;
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
  #app-root {
    padding: 1rem;
  }

  section[data-view] {
    padding: 1.5rem;
  }

  .app-title {
    font-size: 1.5rem;
  }

  .app-nav {
    gap: 0.5rem;
  }

  .nav-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
  }

  form {
    max-width: 100%;
  }
}