/* ==========================================================================
   DR. KAVISH SHARMA — GLOBAL DESIGN SYSTEM v3.0
   Premium Healthcare UI — Typography, Layout, Buttons, Forms, Badges
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. TYPOGRAPHY HIERARCHY
   -------------------------------------------------------------------------- */
.display-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-display);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  letter-spacing: -0.03em;
  color: var(--color-navy);
}

h1, .h1 {
  font-family: var(--font-heading);
  font-size: var(--font-size-h1);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-heading);
  letter-spacing: -0.025em;
  color: var(--color-navy);
  margin-top: 0;
  margin-bottom: var(--space-3);
}

h2, .h2 {
  font-family: var(--font-heading);
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-heading);
  letter-spacing: -0.02em;
  color: var(--color-navy);
  margin-top: 0;
  margin-bottom: var(--space-3);
}

h3, .h3 {
  font-family: var(--font-heading);
  font-size: var(--font-size-h3);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-heading);
  letter-spacing: -0.015em;
  color: var(--color-navy);
  margin-top: 0;
  margin-bottom: var(--space-2);
}

h4, .h4 {
  font-family: var(--font-heading);
  font-size: var(--font-size-h4);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
  letter-spacing: -0.01em;
  color: var(--color-navy);
  margin-top: 0;
  margin-bottom: var(--space-2);
}

h5, .h5 {
  font-size: 1rem;
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
  color: var(--color-navy);
  margin-top: 0;
  margin-bottom: var(--space-2);
}

h6, .h6 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0;
  margin-bottom: var(--space-2);
}

.body-large {
  font-size: var(--font-size-body-lg);
  line-height: var(--line-height-body);
  color: var(--color-text-secondary);
}

p {
  margin-top: 0;
  margin-bottom: var(--space-3);
  color: var(--color-text-secondary);
  line-height: var(--line-height-body);
}

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

.text-primary { color: var(--color-primary) !important; }
.text-navy    { color: var(--color-navy) !important; }
.text-muted   { color: var(--color-text-muted) !important; }
.text-light   { color: var(--color-text-light) !important; }
.text-success { color: var(--color-success) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-danger  { color: var(--color-error) !important; }
.text-white   { color: var(--color-white) !important; }
.text-center  { text-align: center !important; }
.text-start   { text-align: left !important; }
.text-end     { text-align: right !important; }

.text-meta {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.label-caps {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   2. CONTAINER & LAYOUT SYSTEM
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
  margin-left: auto;
  margin-right: auto;
}

.app-container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* --------------------------------------------------------------------------
   3. SECTION & BACKGROUND SYSTEM
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-10) 0;
  position: relative;
}

.section-sm { padding: var(--space-8) 0; }
.section-lg { padding: var(--space-11) 0; }

.section-light  { background-color: var(--color-surface); }
.section-alt    { background-color: var(--color-background); }
.section-tint   { background-color: var(--color-surface-tint); }
.section-soft   { background-color: var(--color-surface-soft); }
.section-navy   { background-color: var(--color-navy); }

/* Subtle section separators */
.section + .section-alt,
.section-light + .section-alt,
.section-alt + .section-light {
  border-top: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   4. SECTION HEADER COMPONENT
   -------------------------------------------------------------------------- */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto var(--space-8) auto;
}

.section-header.align-start {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-main);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  border: 1px solid rgba(20, 110, 245, 0.18);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-bold);
  letter-spacing: -0.02em;
  color: var(--color-navy);
  line-height: var(--line-height-heading);
  margin-bottom: var(--space-2);
}

.section-subtitle {
  font-size: var(--font-size-body-lg);
  color: var(--color-text-muted);
  line-height: var(--line-height-body);
  margin-bottom: 0;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.section-header.align-start .section-subtitle {
  margin-left: 0;
}

/* --------------------------------------------------------------------------
   5. BUTTON SYSTEM — Comprehensive, Accessible
   -------------------------------------------------------------------------- */
.btn-medical {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: 11px 24px;
  font-family: var(--font-main);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  line-height: 1.25;
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast),
    color var(--transition-fast);
  position: relative;
  user-select: none;
  -webkit-user-select: none;
  letter-spacing: 0;
  outline: none;
}

.btn-medical:focus-visible {
  outline: 2.5px solid var(--color-primary);
  outline-offset: 2px;
  box-shadow: var(--shadow-focus);
}

.btn-medical:disabled,
.btn-medical.disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
  transform: none !important;
  box-shadow: none !important;
}

.btn-medical i,
.btn-medical svg {
  font-size: 1em;
  flex-shrink: 0;
}

/* PRIMARY — Book Appointment */
.btn-medical-primary {
  background-color: var(--color-primary);
  color: var(--color-white) !important;
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(20, 110, 245, 0.22), 0 1px 3px rgba(20, 110, 245, 0.14);
}

.btn-medical-primary:hover:not(:disabled) {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: 0 6px 20px rgba(20, 110, 245, 0.28), 0 2px 8px rgba(20, 110, 245, 0.16);
  transform: translateY(-1px);
  color: var(--color-white) !important;
}

.btn-medical-primary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(20, 110, 245, 0.22);
}

/* SECONDARY — Contact Clinic */
.btn-medical-secondary {
  background-color: var(--color-surface);
  color: var(--color-navy) !important;
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.btn-medical-secondary:hover:not(:disabled) {
  background-color: var(--color-primary-light);
  border-color: rgba(20, 110, 245, 0.3);
  color: var(--color-primary) !important;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* TERTIARY — Learn More */
.btn-medical-tertiary {
  background-color: transparent;
  color: var(--color-primary) !important;
  border-color: transparent;
  padding: 8px 12px;
  min-height: 40px;
  font-weight: var(--font-weight-semibold);
}

.btn-medical-tertiary:hover:not(:disabled) {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark) !important;
}

/* GHOST — View Details */
.btn-medical-ghost {
  background-color: var(--color-surface-soft);
  color: var(--color-text-secondary) !important;
  border-color: var(--color-border);
}

.btn-medical-ghost:hover:not(:disabled) {
  background-color: var(--color-border);
  color: var(--color-text) !important;
}

/* NAVY — Dark CTA */
.btn-medical-navy {
  background-color: var(--color-navy);
  color: var(--color-white) !important;
  border-color: var(--color-navy);
  box-shadow: 0 2px 8px rgba(11, 31, 68, 0.24);
}

.btn-medical-navy:hover:not(:disabled) {
  background-color: var(--color-navy-dark);
  border-color: var(--color-navy-dark);
  box-shadow: 0 6px 20px rgba(11, 31, 68, 0.30);
  transform: translateY(-1px);
  color: var(--color-white) !important;
}

/* SUCCESS */
.btn-medical-success {
  background-color: var(--color-success);
  color: var(--color-white) !important;
  border-color: var(--color-success);
}

.btn-medical-success:hover:not(:disabled) {
  background-color: var(--color-success-dark);
  border-color: var(--color-success-dark);
  transform: translateY(-1px);
  color: var(--color-white) !important;
}

/* ICON BUTTON */
.btn-medical-icon {
  width: 44px;
  height: 44px;
  min-height: 44px;
  min-width: 44px;
  padding: 0;
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-secondary) !important;
  box-shadow: var(--shadow-xs);
  flex-shrink: 0;
}

.btn-medical-icon:hover:not(:disabled) {
  background-color: var(--color-primary-light);
  border-color: rgba(20, 110, 245, 0.3);
  color: var(--color-primary) !important;
}

/* SIZES */
.btn-medical-xs {
  min-height: 32px;
  padding: 5px 12px;
  font-size: var(--font-size-xs);
  border-radius: var(--radius-sm);
  gap: var(--space-1);
}

.btn-medical-sm {
  min-height: 40px;
  padding: 8px 18px;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn-medical-lg {
  min-height: 54px;
  padding: 14px 32px;
  font-size: var(--font-size-body);
  border-radius: var(--radius-lg);
}

/* --------------------------------------------------------------------------
   6. BADGE SYSTEM
   -------------------------------------------------------------------------- */
.badge-medical {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-family: var(--font-main);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  line-height: 1.4;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.badge-medical-primary {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  border: 1px solid rgba(20, 110, 245, 0.2);
}

.badge-medical-navy {
  background-color: rgba(11, 31, 68, 0.08);
  color: var(--color-navy);
  border: 1px solid rgba(11, 31, 68, 0.15);
}

.badge-medical-secondary {
  background-color: var(--color-secondary-light);
  color: var(--color-secondary-dark);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.badge-medical-success {
  background-color: var(--color-success-bg);
  color: var(--color-success-dark);
  border: 1px solid var(--color-success-border);
}

.badge-medical-warning {
  background-color: var(--color-warning-bg);
  color: var(--color-warning-dark);
  border: 1px solid var(--color-warning-border);
}

.badge-medical-error {
  background-color: var(--color-error-bg);
  color: var(--color-error-dark);
  border: 1px solid var(--color-error-border);
}

.badge-medical-neutral {
  background-color: var(--color-surface-soft);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.badge-verify {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background-color: var(--verify-badge-bg);
  color: var(--verify-badge);
  border: 1px solid rgba(217, 119, 6, 0.3);
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: 0.01em;
}

/* --------------------------------------------------------------------------
   7. ALERT / VERIFICATION COMPONENT
   -------------------------------------------------------------------------- */
.verify-alert {
  background-color: var(--color-warning-bg);
  border: 1px solid var(--color-warning-border);
  color: #7C5A1A;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  line-height: var(--line-height-body);
}

.alert-info {
  background-color: var(--color-info-bg);
  border: 1px solid var(--color-info-border);
  color: #0288D1;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.alert-success {
  background-color: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  color: var(--color-success-dark);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.alert-error {
  background-color: var(--color-error-bg);
  border: 1px solid var(--color-error-border);
  color: var(--color-error-dark);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

/* EMERGENCY alert — special urgent style */
.alert-emergency {
  background-color: var(--color-error-bg);
  border: 1px solid rgba(220, 38, 38, 0.25);
  border-left: 4px solid var(--color-error);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

/* --------------------------------------------------------------------------
   8. FORM DESIGN SYSTEM
   -------------------------------------------------------------------------- */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  line-height: 1.3;
}

.form-label-required::after {
  content: ' *';
  color: var(--color-error);
  font-weight: var(--font-weight-bold);
}

.form-control,
.form-select {
  width: 100%;
  min-height: 48px;
  padding: 11px 16px;
  font-family: var(--font-main);
  font-size: var(--font-size-body);
  font-weight: var(--font-weight-regular);
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  appearance: none;
  -webkit-appearance: none;
  outline: none;
}

.form-control::placeholder {
  color: var(--color-text-light);
  font-weight: var(--font-weight-regular);
}

.form-control:hover:not(:focus):not(:disabled) {
  border-color: var(--color-border-hover);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
  outline: none;
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.10);
}

.form-control.is-valid,
.form-select.is-valid {
  border-color: var(--color-success);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.10);
}

.form-control:disabled,
.form-select:disabled {
  background-color: var(--color-surface-soft);
  border-color: var(--color-border);
  color: var(--color-text-muted);
  cursor: not-allowed;
}

textarea.form-control {
  min-height: 120px;
  padding: 12px 16px;
  resize: vertical;
  line-height: var(--line-height-body);
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%237A8799' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 13px;
  padding-right: 42px;
  cursor: pointer;
}

.form-helper {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.form-error-msg {
  font-size: var(--font-size-xs);
  color: var(--color-error);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 4px;
}

.form-success-msg {
  font-size: var(--font-size-xs);
  color: var(--color-success);
  font-weight: var(--font-weight-medium);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* --------------------------------------------------------------------------
   9. UTILITY CLASSES
   -------------------------------------------------------------------------- */
.d-flex           { display: flex; }
.d-grid           { display: grid; }
.d-none           { display: none !important; }
.d-block          { display: block; }
.d-inline-flex    { display: inline-flex; }
.d-inline-block   { display: inline-block; }
.align-items-center    { align-items: center; }
.align-items-start     { align-items: flex-start; }
.align-items-end       { align-items: flex-end; }
.justify-content-center     { justify-content: center; }
.justify-content-between    { justify-content: space-between; }
.justify-content-end        { justify-content: flex-end; }
.flex-wrap        { flex-wrap: wrap; }
.flex-column      { flex-direction: column; }
.flex-shrink-0    { flex-shrink: 0; }
.flex-grow-1      { flex-grow: 1; }
.gap-1            { gap: var(--space-1); }
.gap-2            { gap: var(--space-2); }
.gap-3            { gap: var(--space-3); }
.gap-4            { gap: var(--space-4); }
.gap-5            { gap: var(--space-5); }
.gap-6            { gap: var(--space-6); }
.w-100            { width: 100%; }
.h-100            { height: 100%; }
.mt-0             { margin-top: 0 !important; }
.mt-2             { margin-top: var(--space-2) !important; }
.mt-3             { margin-top: var(--space-3) !important; }
.mt-4             { margin-top: var(--space-4) !important; }
.mt-5             { margin-top: var(--space-5) !important; }
.mt-6             { margin-top: var(--space-6) !important; }
.mb-0             { margin-bottom: 0 !important; }
.mb-1             { margin-bottom: var(--space-1) !important; }
.mb-2             { margin-bottom: var(--space-2) !important; }
.mb-3             { margin-bottom: var(--space-3) !important; }
.mb-4             { margin-bottom: var(--space-4) !important; }
.mb-5             { margin-bottom: var(--space-5) !important; }
.mb-6             { margin-bottom: var(--space-6) !important; }
.p-3              { padding: var(--space-3) !important; }
.p-4              { padding: var(--space-4) !important; }
.p-5              { padding: var(--space-5) !important; }
.p-6              { padding: var(--space-6) !important; }
.small            { font-size: var(--font-size-sm) !important; }
.ms-1             { margin-left: var(--space-1) !important; }
.ms-2             { margin-left: var(--space-2) !important; }
.ms-3             { margin-left: var(--space-3) !important; }
.me-1             { margin-right: var(--space-1) !important; }
.me-2             { margin-right: var(--space-2) !important; }
.me-3             { margin-right: var(--space-3) !important; }
.border-top       { border-top: 1px solid var(--color-border); }
.border-bottom    { border-bottom: 1px solid var(--color-border); }
.rounded          { border-radius: var(--radius-md) !important; }
.rounded-lg       { border-radius: var(--radius-lg) !important; }
.rounded-xl       { border-radius: var(--radius-xl) !important; }
.rounded-pill     { border-radius: var(--radius-pill) !important; }
.bg-white         { background-color: var(--color-surface) !important; }
.bg-light         { background-color: var(--color-background) !important; }
.bg-soft          { background-color: var(--color-surface-soft) !important; }
.shadow-sm        { box-shadow: var(--shadow-sm) !important; }
.shadow-md        { box-shadow: var(--shadow-md) !important; }
.overflow-hidden  { overflow: hidden; }
.position-relative { position: relative; }
.fs-1             { font-size: 2rem !important; }
.fs-2             { font-size: 1.5rem !important; }
.fs-3             { font-size: 1.25rem !important; }
.fs-4             { font-size: 1.125rem !important; }
.fs-5             { font-size: 1rem !important; }

/* Responsive row/col helpers */
.row {
  display: grid;
  gap: var(--space-5);
}
.row.gy-3 { row-gap: var(--space-3); }
.row.gy-4 { row-gap: var(--space-5); }

.col-md-6,
.col-sm-6,
.col-xl-3,
.col-lg-3,
.col-lg-4,
.col-lg-6 { width: 100%; }
.col-12   { width: 100%; }
.col-lg-5,
.col-lg-7 { width: 100%; }

@media (min-width: 576px) {
  .col-sm-1  { grid-column: span 1; }
  .col-sm-2  { grid-column: span 2; }
  .col-sm-3  { grid-column: span 3; }
  .col-sm-4  { grid-column: span 4; }
  .col-sm-5  { grid-column: span 5; }
  .col-sm-6  { grid-column: span 6; }
  .col-sm-7  { grid-column: span 7; }
  .col-sm-8  { grid-column: span 8; }
  .col-sm-9  { grid-column: span 9; }
  .col-sm-10 { grid-column: span 10; }
  .col-sm-11 { grid-column: span 11; }
  .col-sm-12 { grid-column: span 12; }
  .d-sm-none { display: none !important; }
  .d-sm-block { display: block !important; }
  .d-sm-flex  { display: flex !important; }
  .d-sm-inline-flex { display: inline-flex !important; }
}

@media (min-width: 768px) {
  .row { grid-template-columns: repeat(12, 1fr); }
  .col-md-1  { grid-column: span 1; }
  .col-md-2  { grid-column: span 2; }
  .col-md-3  { grid-column: span 3; }
  .col-md-4  { grid-column: span 4; }
  .col-md-5  { grid-column: span 5; }
  .col-md-6  { grid-column: span 6; }
  .col-md-7  { grid-column: span 7; }
  .col-md-8  { grid-column: span 8; }
  .col-md-9  { grid-column: span 9; }
  .col-md-10 { grid-column: span 10; }
  .col-md-11 { grid-column: span 11; }
  .col-md-12 { grid-column: span 12; }
  .col-12   { grid-column: span 12; }
  .d-md-none { display: none !important; }
  .d-md-block { display: block !important; }
  .d-md-flex  { display: flex !important; }
  .d-md-inline-flex { display: inline-flex !important; }
}

@media (min-width: 992px) {
  .col-lg-1  { grid-column: span 1; }
  .col-lg-2  { grid-column: span 2; }
  .col-lg-3  { grid-column: span 3; }
  .col-lg-4  { grid-column: span 4; }
  .col-lg-5  { grid-column: span 5; }
  .col-lg-6  { grid-column: span 6; }
  .col-lg-7  { grid-column: span 7; }
  .col-lg-8  { grid-column: span 8; }
  .col-lg-9  { grid-column: span 9; }
  .col-lg-10 { grid-column: span 10; }
  .col-lg-11 { grid-column: span 11; }
  .col-lg-12 { grid-column: span 12; }
  .d-lg-none { display: none !important; }
  .d-lg-block { display: block !important; }
  .d-lg-flex  { display: flex !important; }
  .d-lg-inline-flex { display: inline-flex !important; }
}

@media (min-width: 1200px) {
  .col-xl-1  { grid-column: span 1; }
  .col-xl-2  { grid-column: span 2; }
  .col-xl-3  { grid-column: span 3; }
  .col-xl-4  { grid-column: span 4; }
  .col-xl-5  { grid-column: span 5; }
  .col-xl-6  { grid-column: span 6; }
  .col-xl-7  { grid-column: span 7; }
  .col-xl-8  { grid-column: span 8; }
  .col-xl-9  { grid-column: span 9; }
  .col-xl-10 { grid-column: span 10; }
  .col-xl-11 { grid-column: span 11; }
  .col-xl-12 { grid-column: span 12; }
  .d-xl-none { display: none !important; }
  .d-xl-block { display: block !important; }
  .d-xl-flex  { display: flex !important; }
  .d-xl-inline-flex { display: inline-flex !important; }
}

/* Skeleton Loader */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-surface-soft) 25%,
    var(--color-border) 50%,
    var(--color-surface-soft) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

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

.skeleton-text {
  height: 1em;
  border-radius: var(--radius-xs);
  margin-bottom: 0.5em;
}

.skeleton-text:last-child { width: 70%; }

/* Empty state */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-10) var(--space-5);
  gap: var(--space-4);
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-xl);
  background-color: var(--color-surface-tint);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.empty-state-title {
  font-size: var(--font-size-h4);
  font-weight: var(--font-weight-semibold);
  color: var(--color-navy);
  margin: 0;
}

.empty-state-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  max-width: 320px;
  margin: 0;
}

/* Dividers */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-5) 0;
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  z-index: 9999;
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  animation: toast-in 0.3s var(--transition-normal);
  max-width: 340px;
}

@keyframes toast-in {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* --------------------------------------------------------------------------
   GLOBAL REUSABLE MEDICAL IMAGE SYSTEM & TOKENS
   -------------------------------------------------------------------------- */
.med-img-hero {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  transition: transform var(--transition-normal);
}

.med-img-avatar {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-pill);
}

.med-img-card {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: var(--radius-lg);
  transition: transform var(--transition-normal);
}

.med-img-social {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: var(--radius-lg);
}

.ms-auto {
  margin-left: auto !important;
}

.me-auto {
  margin-right: auto !important;
}

/* --------------------------------------------------------------------------
   RESPONSIVE TABLE SYSTEM & MEDIA OVERFLOW CONTROLS
   -------------------------------------------------------------------------- */
.table-responsive {
  display: block;
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  -ms-overflow-style: -ms-autohiding-scrollbar;
  border-radius: var(--radius-lg, 12px);
  margin-bottom: var(--space-4, 1rem);
}

.table {
  width: 100%;
  margin-bottom: 0;
  color: var(--color-text, #062333);
  vertical-align: top;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 0.75rem 1rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--color-border, rgba(129, 212, 250, 0.35));
}

.table th {
  font-family: var(--font-heading, 'Plus Jakarta Sans', sans-serif);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary, #174054);
  background-color: var(--color-surface-soft, #EDF5FA);
}

.table-hover tbody tr:hover {
  background-color: rgba(179, 229, 252, 0.15);
}

.table-sm th,
.table-sm td {
  padding: 0.5rem 0.75rem;
}

.align-middle {
  vertical-align: middle !important;
}

/* Prevent horizontal overflow on media and code blocks */
img, video, iframe, canvas, svg {
  max-width: 100%;
  height: auto;
}

pre, code, kbd, samp {
  max-width: 100%;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

/* Standard Layout Utilities */
.ms-auto {
  margin-left: auto !important;
}

.me-auto {
  margin-right: auto !important;
}

.mx-auto {
  margin-left: auto !important;
  margin-right: auto !important;
}

.my-auto {
  margin-top: auto !important;
  margin-bottom: auto !important;
}