/* ============================================================
   HandleMyHealth - Global Stylesheet
   Design System & Shared Components
   ============================================================ */

/* ----- CSS Reset / Normalize ----- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  line-height: 1.6;
  text-rendering: optimizeSpeed;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  text-decoration: none;
  color: inherit;
}

ul,
ol {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
  font-weight: 600;
}

p {
  overflow-wrap: break-word;
}

/* ----- Design Tokens (Custom Properties) ----- */
:root {
  /* Background */
  --bg-gradient-start: #0f0c29;
  --bg-gradient-mid: #302b63;
  --bg-gradient-end: #24243e;
  --bg-body: #0f0c29;
  --bg-surface: rgba(255, 255, 255, 0.04);
  --bg-surface-hover: rgba(255, 255, 255, 0.07);
  --bg-surface-active: rgba(255, 255, 255, 0.10);
  --bg-elevated: rgba(255, 255, 255, 0.06);
  --bg-overlay: rgba(0, 0, 0, 0.6);

  /* Borders */
  --border-default: rgba(255, 255, 255, 0.08);
  --border-subtle: rgba(255, 255, 255, 0.05);
  --border-strong: rgba(255, 255, 255, 0.15);
  --border-focus: var(--color-primary);

  /* Primary Palette */
  --color-primary: #00b894;
  --color-primary-hover: #00d6a4;
  --color-primary-muted: rgba(0, 184, 148, 0.15);
  --color-secondary: #00cec9;
  --color-secondary-hover: #00e6e0;
  --color-secondary-muted: rgba(0, 206, 201, 0.15);
  --color-tertiary: #22d3ee;
  --color-tertiary-muted: rgba(34, 211, 238, 0.15);

  /* Semantic Colors */
  --color-danger: #ef4444;
  --color-danger-muted: rgba(239, 68, 68, 0.15);
  --color-warning: #f59e0b;
  --color-warning-muted: rgba(245, 158, 11, 0.15);
  --color-success: #10b981;
  --color-success-muted: rgba(16, 185, 129, 0.15);
  --color-info: #22d3ee;
  --color-info-muted: rgba(34, 211, 238, 0.15);

  /* Text */
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #636e72;
  --text-inverse: #0f0c29;

  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;

  --text-xs: 0.75rem;     /* 12px */
  --text-sm: 0.8125rem;   /* 13px */
  --text-base: 0.9375rem; /* 15px */
  --text-md: 1rem;        /* 16px */
  --text-lg: 1.125rem;    /* 18px */
  --text-xl: 1.25rem;     /* 20px */
  --text-2xl: 1.5rem;     /* 24px */
  --text-3xl: 1.875rem;   /* 30px */
  --text-4xl: 2.25rem;    /* 36px */
  --text-5xl: 3rem;       /* 48px */

  --leading-tight: 1.25;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Spacing */
  --space-1: 0.25rem;   /* 4px */
  --space-2: 0.5rem;    /* 8px */
  --space-3: 0.75rem;   /* 12px */
  --space-4: 1rem;      /* 16px */
  --space-5: 1.25rem;   /* 20px */
  --space-6: 1.5rem;    /* 24px */
  --space-8: 2rem;      /* 32px */
  --space-10: 2.5rem;   /* 40px */
  --space-12: 3rem;     /* 48px */
  --space-16: 4rem;     /* 64px */
  --space-20: 5rem;     /* 80px */
  --space-24: 6rem;     /* 96px */

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-pill: 50px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 16px 50px rgba(0, 0, 0, 0.5);
  --shadow-glow-primary: 0 0 20px rgba(0, 184, 148, 0.3);
  --shadow-glow-secondary: 0 0 20px rgba(0, 206, 201, 0.3);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index Scale */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-overlay: 400;
  --z-modal: 500;
  --z-toast: 600;
  --z-tooltip: 700;

  /* Layout */
  --sidebar-width: 260px;
  --topbar-height: 64px;
  --content-max-width: 1200px;
}


/* ----- Base Element Styles ----- */
body {
  font-family: var(--font-family);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--bg-body);
  background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-mid) 50%, var(--bg-gradient-end) 100%);
  background-attachment: fixed;
  line-height: var(--leading-normal);
}

h1 {
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

h2 {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

h3 {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  color: var(--text-primary);
}

h4 {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}

h5 {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}

h6 {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--text-secondary);
}

p {
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-secondary);
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-secondary-hover);
}

strong, b {
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}

small {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 0.15em 0.4em;
  color: var(--color-tertiary);
}

pre {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  overflow-x: auto;
  color: var(--text-secondary);
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
}

hr {
  border: none;
  border-top: 1px solid var(--border-default);
  margin: var(--space-6) 0;
}

::selection {
  background: rgba(0, 206, 201, 0.3);
  color: var(--text-primary);
}


/* ----- Utility Classes ----- */

/* Text Alignment */
.text-left   { text-align: left; }
.text-center { text-align: center; }
.text-right  { text-align: right; }

/* Text Colors */
.text-primary   { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted     { color: var(--text-muted) !important; }
.text-accent    { color: var(--color-primary) !important; }
.text-cyan      { color: var(--color-secondary) !important; }
.text-danger    { color: var(--color-danger) !important; }
.text-success   { color: var(--color-success) !important; }
.text-warning   { color: var(--color-warning) !important; }

/* Font Size */
.text-xs   { font-size: var(--text-xs); }
.text-sm   { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-md   { font-size: var(--text-md); }
.text-lg   { font-size: var(--text-lg); }
.text-xl   { font-size: var(--text-xl); }
.text-2xl  { font-size: var(--text-2xl); }

/* Font Weight */
.font-normal   { font-weight: var(--weight-normal); }
.font-medium   { font-weight: var(--weight-medium); }
.font-semibold { font-weight: var(--weight-semibold); }
.font-bold     { font-weight: var(--weight-bold); }

/* Spacing */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mr-2 { margin-right: var(--space-2); }
.mr-3 { margin-right: var(--space-3); }
.mr-4 { margin-right: var(--space-4); }

.ml-2 { margin-left: var(--space-2); }
.ml-3 { margin-left: var(--space-3); }
.ml-4 { margin-left: var(--space-4); }
.ml-auto { margin-left: auto; }

.p-0  { padding: 0; }
.p-2  { padding: var(--space-2); }
.p-3  { padding: var(--space-3); }
.p-4  { padding: var(--space-4); }
.p-6  { padding: var(--space-6); }
.p-8  { padding: var(--space-8); }

.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }
.py-2 { padding-top: var(--space-2); padding-bottom: var(--space-2); }
.py-4 { padding-top: var(--space-4); padding-bottom: var(--space-4); }
.py-6 { padding-top: var(--space-6); padding-bottom: var(--space-6); }

.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

/* Flexbox */
.flex       { display: flex; }
.flex-col   { flex-direction: column; }
.flex-wrap  { flex-wrap: wrap; }
.flex-1     { flex: 1; }
.items-center    { align-items: center; }
.items-start     { align-items: flex-start; }
.items-end       { align-items: flex-end; }
.items-stretch   { align-items: stretch; }
.justify-center  { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end     { justify-content: flex-end; }
.justify-start   { justify-content: flex-start; }

/* Grid */
.grid { display: grid; }

/* Display */
.block        { display: block; }
.inline-block { display: inline-block; }
.inline       { display: inline; }
.hidden       { display: none !important; }

/* Visibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Width / Sizing */
.w-full { width: 100%; }
.max-w-sm   { max-width: 24rem; }
.max-w-md   { max-width: 28rem; }
.max-w-lg   { max-width: 32rem; }
.max-w-xl   { max-width: 36rem; }
.max-w-2xl  { max-width: 42rem; }

/* Overflow */
.overflow-hidden  { overflow: hidden; }
.overflow-auto    { overflow: auto; }
.overflow-x-auto  { overflow-x: auto; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.sticky   { position: sticky; }

/* Rounded */
.rounded-sm   { border-radius: var(--radius-sm); }
.rounded-md   { border-radius: var(--radius-md); }
.rounded-lg   { border-radius: var(--radius-lg); }
.rounded-xl   { border-radius: var(--radius-xl); }
.rounded-pill { border-radius: var(--radius-pill); }
.rounded-full { border-radius: var(--radius-full); }

/* Truncate */
.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-default { cursor: default; }

/* Transitions */
.transition {
  transition: all var(--transition-base);
}

/* Divider */
.divider {
  border: none;
  border-top: 1px solid var(--border-default);
  margin: var(--space-4) 0;
}


/* ============================================================
   COMPONENTS
   ============================================================ */

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  line-height: 1;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn svg,
.btn i {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: var(--text-inverse);
  border-color: transparent;
  font-weight: var(--weight-semibold);
}

.btn-primary:hover {
  box-shadow: var(--shadow-glow-primary);
  transform: translateY(-1px);
  filter: brightness(1.1);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-default);
}

.btn-secondary:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-strong);
}

.btn-secondary:active {
  background: var(--bg-surface-active);
}

.btn-danger {
  background: var(--color-danger-muted);
  color: var(--color-danger);
  border-color: rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
  border-color: rgba(239, 68, 68, 0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: transparent;
}

.btn-ghost:hover {
  background: var(--bg-surface);
  color: var(--text-primary);
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

.btn-sm svg,
.btn-sm i {
  width: 14px;
  height: 14px;
}

.btn-lg {
  padding: 0.8125rem 1.75rem;
  font-size: var(--text-md);
  border-radius: var(--radius-lg);
}

.btn-full {
  width: 100%;
}

.btn-icon {
  padding: 0.5rem;
  width: 36px;
  height: 36px;
}

.btn-icon.btn-sm {
  width: 30px;
  height: 30px;
  padding: 0.375rem;
}


/* ----- Badges ----- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.2rem 0.6rem;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  line-height: 1.4;
  border-radius: var(--radius-pill);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.badge-success {
  background: var(--color-success-muted);
  color: var(--color-success);
}

.badge-danger {
  background: var(--color-danger-muted);
  color: var(--color-danger);
}

.badge-warning {
  background: var(--color-warning-muted);
  color: var(--color-warning);
}

.badge-info {
  background: var(--color-info-muted);
  color: var(--color-info);
}

.badge-muted {
  background: rgba(99, 110, 114, 0.2);
  color: var(--text-muted);
}

.badge-primary {
  background: var(--color-primary-muted);
  color: var(--color-primary);
}

/* Dot indicator inside badge */
.badge-dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: currentColor;
  flex-shrink: 0;
}


/* ----- Alerts ----- */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
}

.alert svg,
.alert i {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 1px;
}

.alert-error {
  background: var(--color-danger-muted);
  color: var(--color-danger);
  border-color: rgba(239, 68, 68, 0.2);
}

.alert-success {
  background: var(--color-success-muted);
  color: var(--color-success);
  border-color: rgba(16, 185, 129, 0.2);
}

.alert-info {
  background: var(--color-info-muted);
  color: var(--color-info);
  border-color: rgba(34, 211, 238, 0.2);
}

.alert-warning {
  background: var(--color-warning-muted);
  color: var(--color-warning);
  border-color: rgba(245, 158, 11, 0.2);
}


/* ----- Form Elements ----- */
label,
.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.form-label .required {
  color: var(--color-danger);
  margin-left: 2px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="tel"],
input[type="url"],
input[type="search"],
input[type="date"],
input[type="datetime-local"],
textarea,
select,
.form-input {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-size: var(--text-sm);
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  outline: none;
  appearance: none;
}

input[type="text"]:hover,
input[type="email"]:hover,
input[type="password"]:hover,
input[type="number"]:hover,
input[type="tel"]:hover,
input[type="url"]:hover,
input[type="search"]:hover,
input[type="date"]:hover,
input[type="datetime-local"]:hover,
textarea:hover,
select:hover,
.form-input:hover {
  border-color: var(--border-strong);
  background: var(--bg-surface-hover);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="search"]:focus,
input[type="date"]:focus,
input[type="datetime-local"]:focus,
textarea:focus,
select:focus,
.form-input:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(0, 206, 201, 0.15);
  background: var(--bg-surface-hover);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-muted);
}

input:disabled,
textarea:disabled,
select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
  cursor: pointer;
}

.form-group {
  margin-bottom: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

@media (max-width: 480px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
}

.input-error,
.form-group.has-error input,
.form-group.has-error textarea,
.form-group.has-error select {
  border-color: var(--color-danger);
}

.input-error:focus,
.form-group.has-error input:focus,
.form-group.has-error textarea:focus,
.form-group.has-error select:focus {
  box-shadow: 0 0 0 3px var(--color-danger-muted);
}

/* Checkbox & Radio */
input[type="checkbox"],
input[type="radio"] {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--border-strong);
  background: var(--bg-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

input[type="checkbox"] {
  border-radius: var(--radius-sm);
}

input[type="radio"] {
  border-radius: var(--radius-full);
}

input[type="checkbox"]:checked,
input[type="radio"]:checked {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.form-check {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.form-check label {
  margin-bottom: 0;
  cursor: pointer;
}

/* Toggle / Switch */
.toggle {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--bg-surface-active);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--transition-base);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  left: 3px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  background: var(--text-secondary);
  transition: all var(--transition-base);
}

.toggle input:checked + .toggle-slider {
  background: var(--color-primary-muted);
  border-color: var(--color-primary);
}

.toggle input:checked + .toggle-slider::before {
  left: calc(100% - 19px);
  background: var(--color-primary);
}


/* ----- Tables ----- */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
}

table {
  width: 100%;
  font-size: var(--text-sm);
}

thead th {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-default);
  white-space: nowrap;
}

tbody td {
  padding: var(--space-3) var(--space-4);
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}

tbody tr {
  transition: background var(--transition-fast);
}

tbody tr:hover {
  background: var(--bg-surface-hover);
}

tbody tr:last-child td {
  border-bottom: none;
}


/* ----- Card ----- */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  border-color: var(--border-strong);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-subtle);
}

.card-header h3,
.card-header h4 {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
}

.card-body {
  padding: var(--space-5);
}

.card-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--border-subtle);
}


/* ----- Stat Card ----- */
.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.stat-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-card:hover::before {
  opacity: 1;
}

.stat-card .stat-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
  font-size: var(--text-lg);
}

.stat-card .stat-icon.icon-primary {
  background: var(--color-primary-muted);
  color: var(--color-primary);
}

.stat-card .stat-icon.icon-secondary {
  background: var(--color-secondary-muted);
  color: var(--color-secondary);
}

.stat-card .stat-icon.icon-warning {
  background: var(--color-warning-muted);
  color: var(--color-warning);
}

.stat-card .stat-icon.icon-danger {
  background: var(--color-danger-muted);
  color: var(--color-danger);
}

.stat-card .stat-icon.icon-info {
  background: var(--color-info-muted);
  color: var(--color-info);
}

.stat-card .stat-number {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: var(--space-1);
  letter-spacing: -0.02em;
}

.stat-card .stat-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
  font-weight: var(--weight-medium);
}

.stat-card .stat-change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  margin-top: var(--space-2);
}

.stat-card .stat-change.up {
  color: var(--color-success);
}

.stat-card .stat-change.down {
  color: var(--color-danger);
}


/* ----- Pagination ----- */
.pagination {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  justify-content: center;
  padding: var(--space-4) 0;
}

.pagination a,
.pagination span,
.pagination button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 var(--space-2);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.pagination a:hover,
.pagination button:hover {
  background: var(--bg-surface-hover);
  border-color: var(--border-strong);
  color: var(--text-primary);
}

.pagination .active {
  background: var(--color-primary-muted);
  border-color: var(--color-primary);
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

.pagination .disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.pagination .ellipsis {
  background: transparent;
  border: none;
  cursor: default;
  color: var(--text-muted);
}


/* ----- Empty State ----- */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-12) var(--space-6);
  min-height: 240px;
}

.empty-state .empty-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-5);
  color: var(--text-muted);
  font-size: var(--text-2xl);
}

.empty-state .empty-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.empty-state .empty-description {
  font-size: var(--text-sm);
  color: var(--text-muted);
  max-width: 320px;
  margin-bottom: var(--space-6);
}


/* ----- Avatar ----- */
.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary-muted), var(--color-secondary-muted));
  color: var(--color-secondary);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  flex-shrink: 0;
  overflow: hidden;
  border: 2px solid var(--border-default);
}

.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-sm {
  width: 28px;
  height: 28px;
  font-size: var(--text-xs);
  border-width: 1.5px;
}

.avatar-md {
  width: 38px;
  height: 38px;
  font-size: var(--text-sm);
}

.avatar-lg {
  width: 56px;
  height: 56px;
  font-size: var(--text-lg);
}

.avatar-xl {
  width: 80px;
  height: 80px;
  font-size: var(--text-2xl);
}


/* ----- Scrollbar Styling ----- */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}


/* ----- Loading Spinner ----- */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-default);
  border-top-color: var(--color-secondary);
  border-radius: var(--radius-full);
  animation: spin 0.6s linear infinite;
}

.spinner-sm {
  width: 14px;
  height: 14px;
  border-width: 1.5px;
}

.spinner-lg {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

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


/* ----- Tooltip ----- */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: 0.375rem 0.625rem;
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  z-index: var(--z-tooltip);
}

[data-tooltip]:hover::after {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}


/* ----- Skeleton Loading ----- */
.skeleton {
  background: linear-gradient(90deg,
    var(--bg-surface) 25%,
    var(--bg-surface-hover) 50%,
    var(--bg-surface) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-pulse 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

.skeleton-text {
  height: 14px;
  margin-bottom: var(--space-2);
}

.skeleton-text:last-child {
  width: 60%;
}

.skeleton-heading {
  height: 24px;
  width: 50%;
  margin-bottom: var(--space-4);
}

.skeleton-circle {
  border-radius: var(--radius-full);
}

@keyframes skeleton-pulse {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}


/* ----- Focus Visible (Accessibility) ----- */
:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none; /* Handled by box-shadow */
}


/* ----- Print ----- */
@media print {
  body {
    background: #fff;
    color: #000;
  }

  .no-print {
    display: none !important;
  }
}