@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;700;800&family=Plus+Jakarta+Sans:wght@400;600;700&family=Inter:wght@400;500;600&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --ep-ink: #0A1628;
  --ep-ink-deep: #050D1A;
  --ep-electric: #258EEA;
  --ep-electric-glow: #4DAED8;
  --ep-azur: #00D4FF;
  --ep-flame: #FF6B35;
  --ep-pearl: #F5F7FA;
  --ep-cloud: #FFFFFF;
  --ep-steel: #8898AA;
  --ep-graphite: #2D3748;
  --ep-grad-hero: linear-gradient(135deg, #050D1A 0%, #0A1628 50%, #133A6B 100%);
  --ep-grad-electric: linear-gradient(135deg, #258EEA 0%, #4DAED8 100%);
  --ep-grad-flame: linear-gradient(135deg, #FF6B35 0%, #FFA07A 100%);
  --ep-radius-sm: 8px;
  --ep-radius-md: 14px;
  --ep-radius-lg: 24px;
  --ep-radius-full: 9999px;
  --ep-shadow-md: 0 8px 24px rgba(10, 22, 40, 0.12);
  --ep-shadow-lg: 0 20px 60px rgba(10, 22, 40, 0.20);
  --ep-glow-electric: 0 0 40px rgba(37, 142, 234, 0.35);
  --ep-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', sans-serif;
  margin: 0;
  background: var(--ep-grad-hero);
  min-height: 100vh;
  color: var(--ep-cloud);
}

/* === LOGIN === */
.login-page {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 2rem;
}

.login-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(37, 142, 234, 0.25);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 3rem 2.5rem;
  border-radius: var(--ep-radius-lg);
  box-shadow: var(--ep-shadow-lg);
  width: 100%;
  max-width: 420px;
}

.login-logo {
  text-align: center;
  margin-bottom: 1.5rem;
}

.login-logo img {
  max-height: 60px;
}

.login-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--ep-cloud);
  margin: 0 0 0.5rem;
  text-align: center;
  letter-spacing: -0.01em;
}

.login-subtitle {
  font-family: 'Space Grotesk', monospace;
  font-size: 0.75rem;
  color: var(--ep-azur);
  letter-spacing: 0.15em;
  text-align: center;
  text-transform: uppercase;
  margin-bottom: 2rem;
  opacity: 0.85;
}

.login-box input {
  width: 100%;
  padding: 0.875rem 1rem;
  margin: 0.5rem 0;
  background: rgba(5, 13, 26, 0.5);
  border: 1px solid rgba(37, 142, 234, 0.2);
  border-radius: var(--ep-radius-sm);
  color: var(--ep-cloud);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.login-box input:focus {
  outline: none;
  border-color: var(--ep-electric);
  box-shadow: 0 0 0 3px rgba(37, 142, 234, 0.15);
}

.login-box input::placeholder {
  color: var(--ep-steel);
}

.login-box button {
  width: 100%;
  padding: 1rem;
  margin-top: 1rem;
  background: var(--ep-grad-electric);
  color: var(--ep-cloud);
  border: none;
  border-radius: var(--ep-radius-sm);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.login-box button:hover {
  transform: translateY(-2px);
  box-shadow: var(--ep-glow-electric);
}

.error {
  background: rgba(255, 107, 53, 0.15);
  border: 1px solid var(--ep-flame);
  color: var(--ep-flame);
  padding: 0.75rem 1rem;
  border-radius: var(--ep-radius-sm);
  margin-bottom: 1rem;
  font-size: 0.875rem;
  font-family: 'Inter', sans-serif;
}

.login-back {
  display: block;
  text-align: center;
  margin-top: 1.5rem;
  color: var(--ep-azur);
  text-decoration: none;
  font-family: 'Space Grotesk', monospace;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  transition: opacity 0.3s;
}

.login-back:hover {
  opacity: 0.7;
}

/* === INVENTAIRE === */
.inventaire-header {
  background: rgba(5, 13, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(37, 142, 234, 0.15);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.inventaire-header h1 {
  font-family: 'Syne', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ep-cloud);
  margin: 0;
  letter-spacing: -0.01em;
}

.inventaire-header h1 span {
  color: var(--ep-azur);
}

#logout {
  background: var(--ep-grad-flame);
  color: var(--ep-cloud);
  padding: 0.625rem 1.25rem;
  border-radius: var(--ep-radius-full);
  text-decoration: none;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  font-size: 0.875rem;
  transition: transform 0.3s, box-shadow 0.3s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  position: static;
}

#logout:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 24px rgba(255, 107, 53, 0.4);
}

#sitesBar, #tabs {
  display: flex;
  gap: 0.5rem;
  padding: 1rem 2rem;
  overflow-x: auto;
  align-items: center;
  background: rgba(10, 22, 40, 0.4);
  scrollbar-width: thin;
  scrollbar-color: var(--ep-electric) transparent;
}

#sitesBar {
  border-bottom: 1px solid rgba(37, 142, 234, 0.1);
}

#tabs {
  border-bottom: 1px solid rgba(37, 142, 234, 0.08);
}

.site, .tab {
  padding: 0.625rem 1rem;
  border-radius: var(--ep-radius-md);
  cursor: pointer;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(37, 142, 234, 0.15);
  color: var(--ep-cloud);
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  user-select: none;
  transition: all 0.3s var(--ep-ease-out);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.site:hover, .tab:hover {
  border-color: var(--ep-electric);
  background: rgba(37, 142, 234, 0.08);
}

.site.active {
  background: var(--ep-grad-flame);
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
}

.tab.active {
  background: var(--ep-grad-electric);
  border-color: transparent;
  font-weight: 600;
  box-shadow: var(--ep-glow-electric);
}

.btn {
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0.15rem;
  border-radius: 4px;
  transition: background 0.2s;
}

.btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

#addSite, #addTab {
  background: rgba(0, 212, 255, 0.1);
  border: 1px dashed var(--ep-azur);
  color: var(--ep-azur);
  padding: 0.625rem 1rem;
  border-radius: var(--ep-radius-md);
  cursor: pointer;
  font-family: 'Space Grotesk', monospace;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all 0.3s;
}

#addSite:hover, #addTab:hover {
  background: rgba(0, 212, 255, 0.2);
  border-style: solid;
}

#btnParcourir {
  background: var(--ep-grad-electric);
  color: var(--ep-cloud);
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--ep-radius-sm);
  cursor: pointer;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

#btnParcourir:hover {
  transform: translateY(-2px);
  box-shadow: var(--ep-glow-electric);
}

#content {
  padding: 1rem 2rem 3rem;
}

#siteInfo {
  background: rgba(255, 255, 255, 0.04) !important;
  border: 1px solid rgba(37, 142, 234, 0.15);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 1.5rem !important;
  margin: 0 0 1.5rem !important;
  border-radius: var(--ep-radius-lg) !important;
}

#siteInfo h3 {
  font-family: 'Syne', sans-serif;
  color: var(--ep-azur);
  font-size: 1.25rem;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}

#siteInfo p {
  font-family: 'Inter', sans-serif;
  color: var(--ep-cloud);
  margin: 0.5rem 0;
  font-size: 0.95rem;
}

#siteInfo p b {
  color: var(--ep-steel);
  font-weight: 500;
  font-family: 'Space Grotesk', monospace;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: inline-block;
  min-width: 100px;
}

#siteInfo input {
  background: rgba(5, 13, 26, 0.5);
  border: 1px solid rgba(37, 142, 234, 0.2);
  border-radius: var(--ep-radius-sm);
  padding: 0.625rem 0.875rem;
  color: var(--ep-cloud);
  font-family: 'Inter', sans-serif;
  margin: 0.4rem 0;
  width: 100%;
  transition: border-color 0.3s, box-shadow 0.3s;
}

#siteInfo input:focus {
  outline: none;
  border-color: var(--ep-electric);
  box-shadow: 0 0 0 3px rgba(37, 142, 234, 0.15);
}

#siteInfo button {
  background: var(--ep-grad-electric);
  color: var(--ep-cloud);
  border: none;
  padding: 0.625rem 1.25rem;
  border-radius: var(--ep-radius-sm);
  cursor: pointer;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  margin-top: 0.75rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

#siteInfo button:hover {
  transform: translateY(-2px);
  box-shadow: var(--ep-glow-electric);
}

#btnPrint, #btnPdf {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(37, 142, 234, 0.25);
  color: var(--ep-cloud);
  padding: 0.625rem 1.25rem;
  border-radius: var(--ep-radius-sm);
  cursor: pointer;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.3s var(--ep-ease-out);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

#btnPrint:hover, #btnPdf:hover {
  border-color: var(--ep-electric);
  background: rgba(37, 142, 234, 0.1);
  transform: translateY(-1px);
}

#content iframe {
  background: var(--ep-cloud);
  border-radius: var(--ep-radius-lg) !important;
  box-shadow: var(--ep-shadow-lg);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: rgba(5, 13, 26, 0.4);
}

::-webkit-scrollbar-thumb {
  background: var(--ep-electric);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--ep-electric-glow);
}

@media (max-width: 768px) {
  .inventaire-header {
    padding: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .inventaire-header h1 {
    font-size: 1.125rem;
  }

  #sitesBar, #tabs, #content {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .login-box {
    padding: 2rem 1.5rem;
  }
}