/* SNM Works - Design System & Styles */
:root {
  --snm-olive: #474B2F;
  --snm-olive-dark: #3B4827;
  --snm-olive-light: #5E7240;
  --snm-machine-black: #1B2017;
  --snm-greige: #E9E5DA;
  --snm-greige-light: #F2EFE8;
  --snm-paper: #F6F4EE;
  --snm-line: #CFC8B6;
  --snm-pass: #3F6B34;
  --snm-fail: #A82914;
  --snm-hold: #9A6407;
  
  --font-heading: 'Barlow Condensed', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--snm-paper);
  color: var(--snm-machine-black);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
  width: 100%;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
  color: var(--snm-machine-black);
}

.mono {
  font-family: var(--font-mono);
}

.num-align-right {
  font-family: var(--font-mono);
  text-align: right;
}

/* Layout */
.app-container {
  display: flex;
  min-height: calc(100vh - 56px);
}

/* Top Bar */
.top-bar {
  background-color: var(--snm-machine-black);
  color: var(--snm-paper);
  border-bottom: 2px solid var(--snm-olive);
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
  position: sticky;
  top: 0;
  z-index: 100;
}

.top-bar-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--snm-paper);
}

.brand-logo {
  height: 28px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  vertical-align: middle;
}

@media (max-width: 600px) {
  .brand-logo {
    height: 22px;
    max-width: 100px;
  }
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--snm-greige);
}

.brand-badge {
  background-color: var(--snm-olive);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 2px;
}

.top-bar-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: nowrap;
}

.top-bar-actions .btn-nav-desktop {
  white-space: nowrap;
  font-size: 0.78rem;
  padding: 0.25rem 0.45rem;
  flex-shrink: 0;
}

@media (max-width: 1366px) {
  .top-bar {
    padding: 0 0.6rem;
  }
  .top-bar-actions {
    gap: 0.25rem;
  }
  .top-bar-actions .btn-nav-desktop {
    font-size: 0.74rem;
    padding: 0.2rem 0.35rem;
  }
  .brand-title {
    font-size: 1.15rem;
  }
}

.top-bar .btn-outline {
  background-color: transparent;
  color: var(--snm-greige);
  border-color: rgba(207, 200, 182, 0.4);
}

.top-bar .btn-outline:hover {
  background-color: var(--snm-greige);
  color: var(--snm-machine-black);
  border-color: var(--snm-greige);
}

.user-badge {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--snm-greige);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 0.25rem;
}

.user-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--snm-pass);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.5rem 1.25rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  border: 1px solid transparent;
}

.btn-olive {
  background-color: var(--snm-olive);
  color: #ffffff;
  border-color: var(--snm-olive);
}

.btn-olive:hover {
  background-color: var(--snm-olive-dark);
  border-color: var(--snm-olive-dark);
}

.btn-outline {
  background-color: transparent;
  color: var(--snm-machine-black);
  border-color: var(--snm-line);
}

.btn-outline:hover {
  background-color: var(--snm-greige-light);
  color: var(--snm-machine-black);
  border-color: var(--snm-olive);
}

.btn-sm {
  min-height: 36px;
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
}

.btn:disabled,
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background-color: var(--snm-greige);
  border-right: 1px solid var(--snm-line);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  transition: transform 0.25s ease-in-out;
}

.sidebar-nav {
  padding: 0.75rem 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  min-height: 44px;
  text-decoration: none;
  color: var(--snm-machine-black);
  border-radius: 2px;
  transition: background-color 0.15s ease;
  font-size: 0.95rem;
}

.nav-item:hover {
  background-color: var(--snm-greige-light);
}

.nav-item.active {
  background-color: var(--snm-olive);
  color: #ffffff;
}

.nav-code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  background-color: rgba(0, 0, 0, 0.08);
  padding: 2px 6px;
  border-radius: 2px;
  min-width: 38px;
  text-align: center;
}

.nav-item.active .nav-code {
  background-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.nav-label {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* Main Content Area */
.main-content {
  flex: 1;
  padding: 1.5rem;
  background-color: var(--snm-paper);
  overflow-y: auto;
}

/* Cards */
.card {
  background-color: #ffffff;
  border: 1px solid var(--snm-line);
  border-radius: 2px;
  padding: 1.25rem;
  box-shadow: 0 1px 3px rgba(27, 32, 23, 0.05);
}

.card-header {
  border-bottom: 1px solid var(--snm-line);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Badges & Status */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 2px;
  text-transform: uppercase;
}

.badge-olive {
  background-color: var(--snm-olive);
  color: #ffffff;
}

.badge-pass {
  background-color: var(--snm-pass);
  color: #ffffff;
}

.badge-fail {
  background-color: var(--snm-fail);
  color: #ffffff;
}

.badge-hold {
  background-color: var(--snm-hold);
  color: #ffffff;
}

.badge-gray {
  background-color: var(--snm-greige);
  color: var(--snm-machine-black);
  border: 1px solid var(--snm-line);
}

/* Form Styles */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
  color: var(--snm-machine-black);
}

.form-input {
  width: 100%;
  min-height: 44px;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-body);
  font-size: 1rem;
  background-color: var(--snm-paper);
  border: 1px solid var(--snm-line);
  border-radius: 2px;
  color: var(--snm-machine-black);
  transition: border-color 0.15s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--snm-olive);
  background-color: #ffffff;
  box-shadow: 0 0 0 1px var(--snm-olive);
}

/* Alert Boxes */
.alert {
  padding: 0.75rem 1rem;
  border-radius: 2px;
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
  border-left: 4px solid;
}

.alert-fail {
  background-color: #FDF2F0;
  border-left-color: var(--snm-fail);
  color: #6E1A0C;
}

.alert-pass {
  background-color: #F2F8F1;
  border-left-color: var(--snm-pass);
  color: #274520;
}

.alert-warn {
  background-color: #FBF5E8;
  border-left-color: var(--snm-hold);
  color: #5E3E04;
}

/* Function Grid */
.function-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.function-card {
  background-color: #ffffff;
  border: 1px solid var(--snm-line);
  border-radius: 2px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.function-card:hover {
  border-color: var(--snm-olive);
  box-shadow: 0 2px 8px rgba(71, 75, 47, 0.1);
}

.function-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.function-card-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.function-card-roles {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #555;
  line-height: 1.6;
}

.function-card-footer {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--snm-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Mobile Responsiveness */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--snm-paper);
  font-size: 1.5rem;
  cursor: pointer;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: flex;
  }

  .sidebar {
    position: fixed;
    top: 56px;
    bottom: 0;
    left: 0;
    z-index: 90;
    transform: translateX(-100%);
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.15);
  }

  .sidebar.mobile-open {
    transform: translateX(0);
  }

  /* ITEM 8: Responsive top menu at <= 768px down to 375 px with zero sideways scroll */
  .top-bar {
    padding: 0 0.5rem;
    height: auto;
    min-height: 52px;
    max-width: 100vw;
    box-sizing: border-box;
    overflow-x: hidden;
  }

  .top-bar-brand {
    gap: 0.4rem;
  }

  .brand-title {
    font-size: 1.05rem;
    letter-spacing: 0.03em;
  }

  .brand-badge {
    display: none;
  }

  .top-bar-actions {
    display: flex;
    align-items: center;
    gap: 0.35rem;
  }

  .top-bar-actions .btn-nav-desktop {
    display: none !important;
  }

  .user-badge {
    display: none;
  }

  .function-grid {
    grid-template-columns: 1fr;
  }

  .main-content {
    padding: 1rem;
    max-width: 100vw;
    overflow-x: hidden;
    box-sizing: border-box;
  }
}

@media (max-width: 400px) {
  .top-bar {
    padding: 0 0.35rem;
  }

  .brand-title {
    font-size: 0.92rem;
    letter-spacing: 0.02em;
  }

  .brand-logo {
    height: 20px;
    max-width: 80px;
  }

  .top-bar-actions .btn-sm {
    font-size: 0.72rem;
    padding: 0.2rem 0.4rem;
  }
}