/* ==========================================================================
   DentalChain Records — Design System
   College of Dentistry · Secure Dental Record Management System
   Capstone Project · HTML + CSS + JS + Bootstrap 5 Frontend
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens (CSS Custom Properties)
   -------------------------------------------------------------------------- */
:root {
  /* Primary Purple Palette */
  --color-primary:        #4C1C81;
  --color-primary-dark:   #34125B;
  --color-primary-darker: #220B3E;
  --color-primary-light:  #7B45B5;
  --color-primary-muted:  #A482CD;
  --color-primary-ghost:  rgba(76, 28, 129, 0.08);
  --color-primary-glow:   rgba(76, 28, 129, 0.24);

  /* Accent */
  --color-accent:         #D4B5F9;
  --color-accent-light:   #F3EAFF;

  /* Neutrals (Light Mode) */
  --color-surface:        #FFFFFF;
  --color-surface-2:      #F8F9FA;
  --color-bg:             #F0F2F5;
  --color-bg-2:           #E9ECEF;
  --color-ink:            #2D3748;
  --color-ink-2:          #4A5568;
  --color-muted:          #718096;
  --color-line:           #E2E8F0;
  --color-line-2:         #CBD5E0;

  /* Semantic */
  --color-success:        #1A7A61;
  --color-success-bg:     #E0F5EE;
  --color-success-light:  #A8D8CB;
  --color-warning:        #B86E10;
  --color-warning-bg:     #FDF0DC;
  --color-warning-light:  #F0C078;
  --color-danger:         #A32535;
  --color-danger-bg:      #FCE8EA;
  --color-danger-light:   #E99098;
  --color-info:           #1665B0;
  --color-info-bg:        #E0EEFF;

  /* Typography */
  --font-display: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body:    "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono:    "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Radii */
  --radius-xs:  4px;
  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  20px;
  --radius-xl:  28px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(30, 8, 60, 0.05);
  --shadow-sm: 0 2px 8px rgba(30, 8, 60, 0.08), 0 1px 2px rgba(30, 8, 60, 0.04);
  --shadow-md: 0 8px 28px rgba(30, 8, 60, 0.12), 0 2px 6px rgba(30, 8, 60, 0.06);
  --shadow-lg: 0 20px 56px rgba(30, 8, 60, 0.18), 0 6px 16px rgba(30, 8, 60, 0.08);
  --shadow-glow: 0 0 0 3px var(--color-primary-glow);

  /* Layout */
  --sidebar-w: 268px;
  --topbar-h: 66px;

  /* Transitions */
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --t-fast:   0.12s;
  --t-base:   0.2s;
  --t-slow:   0.35s;
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6,
.font-display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--color-primary-dark);
  line-height: 1.2;
}

p { line-height: 1.7; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease-smooth);
}
a:hover { color: var(--color-primary-dark); }

img { max-width: 100%; display: block; }

code, .code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-bg-2);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xs);
  padding: 0.1em 0.4em;
  color: var(--color-primary);
}

/* Accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.btn:focus-visible {
  outline: 2.5px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Utility classes */
.text-muted-custom   { color: var(--color-muted) !important; }
.text-primary-custom { color: var(--color-primary) !important; }
.text-ink            { color: var(--color-ink) !important; }
.mono-id {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-muted);
  letter-spacing: 0.02em;
}
.font-mono { font-family: var(--font-mono); }
.min-width-0 { min-width: 0; }

/* --------------------------------------------------------------------------
   3. Buttons
   -------------------------------------------------------------------------- */
.btn-brand {
  background: var(--color-primary);
  border: 1px solid transparent;
  color: #fff;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.01em;
  transition: all var(--t-base) var(--ease-smooth);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-brand:hover {
  background: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
}
.btn-brand:active { transform: translateY(0); }

.btn-brand-outline {
  background: transparent;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-sm);
  transition: all var(--t-base) var(--ease-smooth);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-brand-outline:hover {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 14px rgba(91, 45, 142, 0.3);
  transform: translateY(-1px);
}
.btn-brand-outline:active { transform: translateY(0); }

.btn-outline-light-custom {
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.35);
  color: #fff;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
  transition: all var(--t-base) var(--ease-smooth);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn-outline-light-custom:hover {
  background: rgba(255,255,255,0.22);
  border-color: rgba(255,255,255,0.6);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  border: 1px solid transparent;
  color: var(--color-muted);
  font-weight: 500;
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: all var(--t-fast) var(--ease-smooth);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.btn-ghost:hover {
  background: var(--color-primary-ghost);
  color: var(--color-primary-dark);
}

.btn-icon {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-muted);
  cursor: pointer;
  transition: all var(--t-fast) var(--ease-smooth);
  flex: 0 0 auto;
}
.btn-icon:hover {
  background: var(--color-primary-ghost);
  color: var(--color-primary);
  border-color: var(--color-primary-glow);
}

/* --------------------------------------------------------------------------
   4. Badge / Status Pills
   -------------------------------------------------------------------------- */
.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-body);
  padding: 0.28rem 0.72rem;
  border-radius: var(--radius-pill);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
}
.badge-verified  { background: var(--color-success-bg);  color: var(--color-success); }
.badge-flagged   { background: var(--color-warning-bg);  color: var(--color-warning); }
.badge-overdue   { background: var(--color-danger-bg);   color: var(--color-danger); }
.badge-active    { background: var(--color-success-bg);  color: var(--color-success); }
.badge-revoked   { background: var(--color-bg-2);        color: var(--color-muted); }
.badge-info      { background: var(--color-info-bg);     color: var(--color-info); }
.badge-purple    { background: var(--color-accent-light); color: var(--color-primary); }

/* --------------------------------------------------------------------------
   5. Chain / Hash motif (signature UI element)
   -------------------------------------------------------------------------- */
.chain-row { display: flex; align-items: center; }

.chain-node {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: currentColor;
  flex: 0 0 auto;
}
.chain-link {
  height: 2px;
  width: 24px;
  background: currentColor;
  opacity: 0.4;
  flex: 0 0 auto;
}

.hero-chain { color: var(--color-accent); gap: 0; }
.hero-chain .chain-node:nth-child(odd) { background: #fff; }

/* Animated chain pulse */
@keyframes chainPulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50%       { opacity: 1;   transform: scale(1.35); }
}
.hero-chain .chain-node {
  animation: chainPulse 2.4s ease-in-out infinite;
}
.hero-chain .chain-node:nth-child(3) { animation-delay: 0.4s; }
.hero-chain .chain-node:nth-child(5) { animation-delay: 0.8s; }
.hero-chain .chain-node:nth-child(7) { animation-delay: 1.2s; }

/* --------------------------------------------------------------------------
   6. Navbar (Marketing / Landing)
   -------------------------------------------------------------------------- */
.site-navbar {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-line);
  position: sticky;
  top: 0;
  z-index: 1040;
  transition: box-shadow var(--t-base) var(--ease-smooth);
}
.site-navbar.scrolled {
  box-shadow: var(--shadow-md);
  border-bottom-color: transparent;
}

.navbar-brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-primary-dark);
  text-decoration: none;
}
.navbar-brand-mark:hover { color: var(--color-primary); }

.navbar-brand-mark .brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  box-shadow: 0 4px 12px rgba(91, 45, 142, 0.35);
}
.navbar-brand-mark small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.site-navbar .nav-link {
  color: var(--color-muted) !important;
  font-weight: 500;
  font-size: 0.92rem;
  padding: 0.45rem 0.75rem !important;
  border-radius: var(--radius-sm);
  transition: all var(--t-fast) var(--ease-smooth);
  position: relative;
}
.site-navbar .nav-link:hover {
  color: var(--color-primary-dark) !important;
  background: var(--color-primary-ghost);
}
.site-navbar .nav-link.active-nav {
  color: var(--color-primary) !important;
  background: var(--color-accent-light);
}

/* --------------------------------------------------------------------------
   7. Hero Section
   -------------------------------------------------------------------------- */
.hero {
  background:
    radial-gradient(ellipse 80% 60% at 90% 5%, rgba(201, 166, 232, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 80% at 0% 100%, rgba(255,255,255,0.06), transparent 50%),
    linear-gradient(155deg, var(--color-primary) 0%, var(--color-primary-dark) 60%, var(--color-primary-darker) 100%);
  color: #EFE7F7;
  border-radius: 0 0 40px 40px;
  overflow: hidden;
  position: relative;
}

/* Decorative grid overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.hero .eyebrow::before {
  content: '';
  width: 20px; height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

.hero h1 { color: #fff; }
.hero .lead-copy { color: rgba(239,231,247,0.85); }

/* Hero floating record card */
.hero-record-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 24px 64px rgba(0,0,0,0.25), 0 0 0 1px rgba(255,255,255,0.08) inset;
  animation: heroCardFloat 6s ease-in-out infinite;
}
@keyframes heroCardFloat {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}

.hero-record-card .hash {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-accent);
  word-break: break-all;
  letter-spacing: 0.04em;
}

/* Stat strip inside hero */
.hero-stat-strip {
  border-top: 1px solid rgba(255,255,255,0.12);
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}
.hero-stat-item {
  flex: 1;
  min-width: 120px;
  padding: 1rem 1.5rem;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.hero-stat-item:last-child { border-right: none; }
.hero-stat-item .stat-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: #fff;
  line-height: 1;
}
.hero-stat-item .stat-lbl {
  font-size: 0.72rem;
  color: rgba(239,231,247,0.65);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.2rem;
}

/* --------------------------------------------------------------------------
   8. Marketing Sections
   -------------------------------------------------------------------------- */
.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.section-eyebrow::before {
  content: '';
  width: 16px; height: 2px;
  background: currentColor;
  border-radius: 1px;
}

/* Feature cards */
.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 1.85rem;
  height: 100%;
  transition: transform var(--t-base) var(--ease-smooth),
              box-shadow var(--t-base) var(--ease-smooth),
              border-color var(--t-base) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-slow) var(--ease-smooth);
  border-radius: var(--radius-pill);
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-glow);
}
.feature-card:hover::before { transform: scaleX(1); }

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-bg-2));
  color: var(--color-primary);
  display: grid;
  place-items: center;
  margin-bottom: 1.1rem;
  font-size: 1.3rem;
  flex: 0 0 auto;
  transition: background var(--t-base), transform var(--t-base) var(--ease-spring);
}
.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  transform: scale(1.08) rotate(-4deg);
}

/* Chain of Trust explainer */
.chain-step {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  transition: background var(--t-fast);
}
.chain-step:hover { background: var(--color-primary-ghost); }

.chain-step-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 0 0 auto;
  padding-top: 4px;
}
.chain-step-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-accent-light);
  flex: 0 0 auto;
}
.chain-step-dot.ok    { background: var(--color-success); box-shadow: 0 0 0 4px var(--color-success-bg); }
.chain-step-dot.warn  { background: var(--color-warning); box-shadow: 0 0 0 4px var(--color-warning-bg); }
.chain-step-thread {
  width: 2px;
  flex: 1;
  min-height: 28px;
  background: linear-gradient(to bottom, var(--color-primary-glow), transparent);
  margin: 6px 0;
}

/* Role cards */
.role-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 2rem;
  height: 100%;
  transition: transform var(--t-base) var(--ease-smooth),
              box-shadow var(--t-base) var(--ease-smooth),
              border-color var(--t-base) var(--ease-smooth);
  text-align: center;
}
.role-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}
.role-card .role-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
  display: grid;
  place-items: center;
  margin: 0 auto 1rem;
  color: #fff;
  font-size: 1.6rem;
  box-shadow: 0 8px 20px rgba(91, 45, 142, 0.3);
}
.role-card ul.role-caps {
  list-style: none;
  text-align: left;
  margin: 1rem 0 0;
  padding: 0;
}
.role-card ul.role-caps li {
  font-size: 0.85rem;
  color: var(--color-muted);
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.role-card ul.role-caps li:last-child { border-bottom: none; }
.role-card ul.role-caps li i { color: var(--color-primary); flex: 0 0 auto; }

/* Role strip */
.role-strip {
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-surface);
}
.role-pill {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-pill);
  padding: 0.4rem 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--t-fast);
}
.role-pill:hover {
  background: var(--color-accent-light);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

/* CTA section */
.cta-section {
  background: linear-gradient(145deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-xl);
  margin: 0 1rem;
  overflow: hidden;
  position: relative;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 85% 15%, rgba(201,166,232,0.2), transparent 50%);
  pointer-events: none;
}

/* Footer */
footer.site-footer {
  background: var(--color-primary-darker);
  color: #C9BBDA;
}
footer.site-footer h6 {
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
footer.site-footer a {
  color: #B4A0CC;
  font-size: 0.87rem;
  transition: color var(--t-fast);
}
footer.site-footer a:hover { color: #fff; }
footer.site-footer .footer-brand { color: #fff; }
footer.site-footer .footer-divider {
  border-color: rgba(255,255,255,0.08);
}

/* --------------------------------------------------------------------------
   9. Login Page
   -------------------------------------------------------------------------- */
.login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
}
@media (min-width: 992px) {
  .login-shell { grid-template-columns: 1fr 1fr; }
}

.login-side {
  background:
    radial-gradient(ellipse 70% 60% at 15% 85%, rgba(201, 166, 232, 0.2), transparent 55%),
    radial-gradient(ellipse 50% 40% at 85% 10%, rgba(255,255,255,0.08), transparent 50%),
    linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 70%, var(--color-primary-darker) 100%);
  color: #EFE7F7;
  display: none;
  flex-direction: column;
  justify-content: space-between;
  padding: 3rem;
  position: relative;
  overflow: hidden;
}
@media (min-width: 992px) { .login-side { display: flex; } }

/* Grid overlay on login side */
.login-side::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}

.login-side .quote {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.55;
  color: #fff;
  font-weight: 500;
}

/* Login decorative feature pills */
.login-feature-pill {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-pill);
  padding: 0.5rem 0.9rem;
  font-size: 0.8rem;
  color: rgba(239,231,247,0.85);
  backdrop-filter: blur(4px);
}
.login-feature-pill i { color: var(--color-accent); }

.login-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  background: var(--color-bg);
  min-height: 100vh;
}
@media (min-width: 992px) { .login-main { min-height: auto; } }

.login-card {
  width: 100%;
  max-width: 440px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 2.75rem;
}

/* Role tabs */
.role-tabs {
  display: flex;
  gap: 0.3rem;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 0.3rem;
}
.role-tab {
  flex: 1;
  text-align: center;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-muted);
  border: none;
  background: transparent;
  border-radius: 6px;
  padding: 0.55rem 0.4rem;
  transition: all var(--t-base) var(--ease-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  cursor: pointer;
}
.role-tab:hover { color: var(--color-primary); }
.role-tab.active {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(91, 45, 142, 0.35);
}

/* Form controls */
.form-control-brand {
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.9rem;
  font-size: 0.93rem;
  background: var(--color-surface);
  color: var(--color-ink);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  width: 100%;
}
.form-control-brand:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3.5px rgba(91, 45, 142, 0.15);
  outline: none;
}
.form-control-brand::placeholder { color: var(--color-muted); opacity: 0.7; }
.form-control-brand.is-invalid { border-color: var(--color-danger); }
.form-control-brand.is-invalid:focus { box-shadow: 0 0 0 3px rgba(163, 37, 53, 0.15); }

.input-icon-group { position: relative; }
.input-icon-group .form-control-brand { padding-right: 3rem; }
.input-icon-group .toggle-visibility {
  position: absolute;
  right: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  border: none;
  background: none;
  color: var(--color-muted);
  font-size: 1rem;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  transition: color var(--t-fast);
}
.input-icon-group .toggle-visibility:hover { color: var(--color-primary); }

.form-label-brand {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--color-ink-2);
  margin-bottom: 0.4rem;
  display: block;
}

/* --------------------------------------------------------------------------
   10. Admin App Shell
   -------------------------------------------------------------------------- */
.app-shell {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-w);
  flex: 0 0 auto;
  background: var(--color-primary-darker);
  color: #E4D8F1;
  position: fixed;
  top: 0; bottom: 0; left: 0;
  display: flex;
  flex-direction: column;
  z-index: 1030;
  transition: transform var(--t-slow) var(--ease-smooth);
  overflow: hidden;
}

/* Sidebar gradient overlay removed */

.sidebar .brand-block {
  padding: 1.35rem 1.4rem 1.15rem;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  position: relative;
  z-index: 1;
}

.sidebar nav {
  padding: 0.6rem 0.8rem;
  overflow-y: auto;
  flex: 1;
  position: relative;
  z-index: 1;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.12) transparent;
}
.sidebar nav::-webkit-scrollbar { width: 4px; }
.sidebar nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 2px; }

.side-section-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(158, 134, 182, 0.7);
  padding: 1rem 0.75rem 0.3rem;
  user-select: none;
}

.side-link {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  color: #C5B3D9;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  margin-bottom: 2px;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
  position: relative;
}
.side-link i {
  width: 18px;
  text-align: center;
  opacity: 0.8;
  font-size: 1rem;
  flex: 0 0 auto;
  transition: opacity var(--t-fast), transform var(--t-base) var(--ease-spring);
}
.side-link:hover {
  background: rgba(255,255,255,0.07);
  color: #fff;
  transform: translateX(2px);
}
.side-link:hover i { opacity: 1; transform: scale(1.1); }
.side-link.active {
  background: rgba(255,255,255,0.13);
  color: #fff;
}
.side-link.active i { opacity: 1; }
.side-link.active::before {
  content: '';
  position: absolute;
  left: 0; top: 25%; bottom: 25%;
  width: 3px;
  background: var(--color-accent);
  border-radius: 0 var(--radius-pill) var(--radius-pill) 0;
}

/* Sidebar badge (notification count) */
.side-badge {
  margin-left: auto;
  background: var(--color-danger);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-pill);
  line-height: 1.4;
}

.sidebar .user-block {
  padding: 1rem 1.4rem;
  border-top: 1px solid rgba(255,255,255,0.07);
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: rgba(0,0,0,0.12);
  position: relative;
  z-index: 1;
}

.avatar-chip {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--color-primary-light), var(--color-primary));
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.82rem;
  flex: 0 0 auto;
  box-shadow: 0 2px 8px rgba(0,0,0,0.25);
  letter-spacing: 0.02em;
}
.avatar-chip-lg {
  width: 44px;
  height: 44px;
  font-size: 1rem;
}

@media (max-width: 991.98px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.show { transform: translateX(0); }
}

/* --------------------------------------------------------------------------
   11. Main Content Area
   -------------------------------------------------------------------------- */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
@media (max-width: 991.98px) {
  .main-content { margin-left: 0; }
}

/* Topbar */
.topbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-line);
  padding: 0 1.75rem;
  height: var(--topbar-h);
  position: sticky;
  top: 0;
  z-index: 1020;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.search-box {
  background: var(--color-bg);
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-muted);
  flex: 1;
  max-width: 360px;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.search-box:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(91, 45, 142, 0.12);
  background: var(--color-surface);
}
.search-box input {
  border: none;
  background: transparent;
  outline: none;
  font-size: 0.875rem;
  width: 100%;
  color: var(--color-ink);
}
.search-box input::placeholder { color: var(--color-muted); }

/* Topbar notification button */
.notif-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-muted);
  display: grid;
  place-items: center;
  cursor: pointer;
  position: relative;
  transition: all var(--t-fast);
}
.notif-btn:hover {
  background: var(--color-primary-ghost);
  color: var(--color-primary);
  border-color: var(--color-primary-glow);
}
.notif-dot {
  position: absolute;
  top: 6px; right: 6px;
  width: 8px; height: 8px;
  background: var(--color-danger);
  border-radius: 50%;
  border: 2px solid var(--color-surface);
  animation: notifPulse 2s infinite;
}
@keyframes notifPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(163, 37, 53, 0.4); }
  50%       { box-shadow: 0 0 0 4px rgba(163, 37, 53, 0); }
}

/* Sidebar backdrop (mobile) */
.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(26, 8, 48, 0.5);
  backdrop-filter: blur(2px);
  z-index: 1025;
  display: none;
  opacity: 0;
  transition: opacity var(--t-base);
}
.sidebar-backdrop.show { display: block; opacity: 1; }

/* --------------------------------------------------------------------------
   12. Dashboard Content
   -------------------------------------------------------------------------- */
.dash-wrap { padding: 1.75rem; flex: 1; }

.page-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 1.75rem;
}
.page-header h1 {
  font-size: 1.55rem;
  margin: 0 0 0.2rem;
}
.page-header .subtext {
  font-size: 0.87rem;
  color: var(--color-muted);
}

/* Stat cards */
.stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 1.4rem 1.5rem;
  height: 100%;
  transition: transform var(--t-base) var(--ease-smooth),
              box-shadow var(--t-base) var(--ease-smooth),
              border-color var(--t-base) var(--ease-smooth);
  position: relative;
  overflow: hidden;
}
.stat-card::after {
  content: '';
  position: absolute;
  bottom: 0; right: 0;
  width: 80px; height: 80px;
  border-radius: 50%;
  background: var(--color-primary-ghost);
  transform: translate(30%, 30%);
  transition: transform var(--t-slow) var(--ease-spring);
}
.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-glow);
}
.stat-card:hover::after { transform: translate(20%, 20%) scale(1.5); }

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  color: var(--color-primary);
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-bg-2));
  font-size: 1.15rem;
  flex: 0 0 auto;
}
.stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.8rem;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  line-height: 1.1;
  margin: 0.2rem 0 0;
}
.stat-delta {
  font-size: 0.76rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.15rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-pill);
}
.stat-delta.up   { color: var(--color-success); background: var(--color-success-bg); }
.stat-delta.down { color: var(--color-danger);  background: var(--color-danger-bg); }
.stat-delta.neutral { color: var(--color-muted); background: var(--color-bg-2); }

/* Panels */
.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 100%;
}
.panel-header {
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--color-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--color-surface-2);
}
.panel-header h2 {
  font-size: 0.97rem;
  font-weight: 600;
  margin: 0;
  color: var(--color-primary-dark);
}
.panel-body { padding: 0; }

/* Data Table */
.table-brand { margin: 0; width: 100%; border-collapse: collapse; }
.table-brand thead th {
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-muted);
  border-bottom: 1px solid var(--color-line);
  background: var(--color-bg);
  padding: 0.8rem 1.4rem;
  font-weight: 600;
  white-space: nowrap;
}
.table-brand td {
  padding: 0.85rem 1.4rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--color-line);
  font-size: 0.875rem;
  color: var(--color-ink);
}
.table-brand tbody tr:last-child td { border-bottom: none; }
.table-brand tbody tr {
  transition: background var(--t-fast);
}
.table-brand tbody tr:hover { background: var(--color-bg); }

/* Audit trail */
.audit-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--color-line);
  transition: background var(--t-fast);
}
.audit-row:last-child { border-bottom: none; }
.audit-row:hover { background: var(--color-bg); }

.audit-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 3px;
  flex: 0 0 auto;
}
.audit-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--color-primary);
  flex: 0 0 auto;
  box-shadow: 0 0 0 3px rgba(91, 45, 142, 0.2);
}
.audit-thread {
  width: 2px;
  flex: 1;
  min-height: 24px;
  background: linear-gradient(to bottom, var(--color-line-2), var(--color-line));
  margin: 5px 0;
}
.hash-tag {
  display: inline-flex;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--color-muted);
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-xs);
  padding: 0.15rem 0.5rem;
  letter-spacing: 0.03em;
}

/* Clinical requirement alerts */
.req-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-warning);
  background: var(--color-surface);
  margin-bottom: 0.6rem;
  transition: box-shadow var(--t-fast), transform var(--t-fast);
}
.req-item:last-child { margin-bottom: 0; }
.req-item:hover { box-shadow: var(--shadow-sm); transform: translateX(2px); }
.req-item.is-overdue { border-left-color: var(--color-danger); background: rgba(163,37,53,0.02); }
.req-item.is-ok      { border-left-color: var(--color-success); }
.req-item.is-info    { border-left-color: var(--color-info); }

.req-title { font-weight: 600; font-size: 0.87rem; color: var(--color-ink); }
.req-meta  { font-size: 0.75rem; color: var(--color-muted); margin-top: 0.2rem; }

/* Quick action cards */
.quick-action-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1.2rem;
  border: 1.5px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  cursor: pointer;
  text-align: center;
  transition: all var(--t-base) var(--ease-smooth);
  text-decoration: none;
  color: var(--color-ink);
}
.quick-action-card:hover {
  border-color: var(--color-primary);
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  color: var(--color-primary-dark);
}
.quick-action-card .qa-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-accent-light), var(--color-bg-2));
  color: var(--color-primary);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  transition: background var(--t-base), transform var(--t-base) var(--ease-spring);
}
.quick-action-card:hover .qa-icon {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: #fff;
  transform: scale(1.1) rotate(-5deg);
}
.quick-action-card .qa-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-muted);
  transition: color var(--t-fast);
}
.quick-action-card:hover .qa-label { color: var(--color-primary-dark); }

/* --------------------------------------------------------------------------
   13. Notification Dropdown
   -------------------------------------------------------------------------- */
.notif-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 320px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  overflow: hidden;
  display: none;
  animation: dropIn var(--t-base) var(--ease-smooth);
}
.notif-dropdown.show { display: block; }
@keyframes dropIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.notif-header {
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid var(--color-line);
  font-weight: 600;
  font-size: 0.87rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--color-bg);
}
.notif-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--color-line);
  transition: background var(--t-fast);
  cursor: pointer;
}
.notif-item:last-child { border-bottom: none; }
.notif-item:hover { background: var(--color-bg); }
.notif-item.unread { background: var(--color-accent-light); }
.notif-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.9rem;
  flex: 0 0 auto;
}
.notif-icon.danger  { background: var(--color-danger-bg);  color: var(--color-danger); }
.notif-icon.warning { background: var(--color-warning-bg); color: var(--color-warning); }
.notif-icon.success { background: var(--color-success-bg); color: var(--color-success); }
.notif-icon.info    { background: var(--color-info-bg);    color: var(--color-info); }

/* --------------------------------------------------------------------------
   14. Modals
   -------------------------------------------------------------------------- */
.modal-content {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.modal-header {
  border-bottom: 1px solid var(--color-line);
  background: var(--color-surface-2);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 1.25rem 1.5rem;
}
.modal-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-primary-dark);
}
.modal-footer {
  border-top: 1px solid var(--color-line);
  background: var(--color-surface-2);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* --------------------------------------------------------------------------
   15. Toast Notifications
   -------------------------------------------------------------------------- */
.toast-container-custom {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.toast-custom {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 0.9rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 280px;
  max-width: 360px;
  animation: slideIn var(--t-slow) var(--ease-smooth) forwards;
  font-size: 0.875rem;
}
.toast-custom.toast-exit { animation: slideOut var(--t-base) var(--ease-smooth) forwards; }
@keyframes slideIn {
  from { opacity: 0; transform: translateX(100%); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideOut {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(100%); }
}

/* --------------------------------------------------------------------------
   16. Page fade-in animation
   -------------------------------------------------------------------------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-up {
  animation: fadeUp 0.5s var(--ease-smooth) both;
}
.fade-up-1 { animation-delay: 0.05s; }
.fade-up-2 { animation-delay: 0.10s; }
.fade-up-3 { animation-delay: 0.15s; }
.fade-up-4 { animation-delay: 0.20s; }
.fade-up-5 { animation-delay: 0.25s; }

/* --------------------------------------------------------------------------
   17. Responsive utilities
   -------------------------------------------------------------------------- */
@media (max-width: 575.98px) {
  .login-card  { padding: 1.75rem; }
  .dash-wrap   { padding: 1rem; }
  .topbar      { padding: 0 1rem; }
  .hero { border-radius: 0 0 24px 24px; }
}

/* Counter animation */
.count-up { font-variant-numeric: tabular-nums; }

/* --------------------------------------------------------------------------
   18. Glassmorphism Design Overhaul
   -------------------------------------------------------------------------- */

/* Mesh Background for Dashboard */
.mesh-bg {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  z-index: 0;
  background-color: var(--color-bg);
  overflow: hidden;
  pointer-events: none;
}
.mesh-bg::before, .mesh-bg::after {
  content: '';
  position: absolute;
  width: 60vw; height: 60vw;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: float 20s infinite alternate ease-in-out;
}
.mesh-bg::before {
  top: -10vw; left: -10vw;
  background: radial-gradient(circle, var(--color-primary-light) 0%, transparent 70%);
}
.mesh-bg::after {
  bottom: -20vw; right: -10vw;
  background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
  animation-delay: -10s;
}
@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(5%, 5%) scale(1.05); }
  100% { transform: translate(-2%, -5%) scale(0.95); }
}

/* Removed hardcoded Glass Components block */
/* Removed hardcoded glassmorphism block */

/* Micro-animations */
.card, .stat-card {
  transition: transform var(--t-base) var(--ease-smooth), box-shadow var(--t-base);
}
.card:hover, .stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.table-custom tbody tr {
  transition: background var(--t-fast) ease, transform var(--t-fast);
}
.table-custom tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
  transform: scale(1.002);
}

/* Dashboard Specific Styles (Migrated) */
.qa-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 0.75rem;
}
.mini-progress {
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--color-line);
  overflow: hidden;
  margin-top: 0.5rem;
}
.mini-progress-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width 1.2s var(--ease-smooth);
}
.table-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(201, 166, 232, 0.2);
  color: var(--color-accent);
  display: inline-grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  flex: 0 0 auto;
}
.sidebar-section-divider {
  height: 1px;
  background: rgba(255,255,255,0.06);
  margin: 0.4rem 0.8rem;
}
.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  flex: 0 0 auto;
}
.status-dot.online  { background: var(--color-success); }
.status-dot.away    { background: var(--color-warning); }
.status-dot.offline { background: var(--color-muted); }
.topbar-breadcrumb {
  font-size: 0.78rem;
  color: var(--color-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.topbar-breadcrumb .current { color: var(--color-ink); font-weight: 600; }
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-muted);
}
.empty-state i { font-size: 2.5rem; opacity: 0.3; margin-bottom: 0.75rem; }
.panel-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--color-line);
  background: transparent;
  padding: 0 1.5rem;
}
.panel-tab {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-muted);
  padding: 0.75rem 0.1rem;
  margin-right: 1.5rem;
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--t-fast);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.panel-tab:hover { color: var(--color-primary-light); }
.panel-tab.active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}
.audit-scroll { max-height: 380px; overflow-y: auto; }
.audit-scroll::-webkit-scrollbar { width: 4px; }
.audit-scroll::-webkit-scrollbar-thumb { background: var(--color-line-2); border-radius: 2px; }
.chart-placeholder {
  background: rgba(255,255,255,0.02);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--color-muted);
  font-size: 0.82rem;
  font-weight: 500;
}
.expiry-urgent { color: var(--color-danger-light) !important; font-weight: 600; }
.expiry-soon   { color: var(--color-warning-light) !important; font-weight: 600; }

/* Reverting to old solid look */
.mesh-bg { display: none !important; }

/* Ensure Bootstrap dropdowns always render above cards with transform stacking contexts */
.dropdown-menu.show {
  z-index: 1060 !important;
}