/* =========================================================
   Fixit Volt Matcher UI Enhancement Layer
   ---------------------------------------------------------
   Safe UI-only improvements.
   No backend logic changes.
   No JavaScript logic changes.
   No color scheme changes.
   Uses existing CSS variables from style.css only.
========================================================= */

:root {
  --ui-radius-sm: 10px;
  --ui-radius-md: 14px;
  --ui-radius-lg: 20px;
  --ui-transition-fast: 150ms ease;
  --ui-transition: 220ms ease;
  --ui-transition-slow: 360ms ease;
}

/* Better default selection styling using existing brand color */
::selection {
  background: var(--soft-orange);
  color: var(--heading);
}

/* Global polish */
body {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Subtle page depth without changing color scheme */
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 10%, color-mix(in srgb, var(--primary) 12%, transparent), transparent 28rem),
    radial-gradient(circle at 85% 25%, color-mix(in srgb, var(--blue) 10%, transparent), transparent 26rem);
  content: "";
}

/* Stronger accessible focus without changing colors */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--primary) 70%, transparent);
  outline-offset: 3px;
}

/* Smoother interactive controls */
button,
a,
input,
textarea,
select,
.card,
.option-card,
.modal-box,
.toast,
.mobile-menu {
  transition:
    transform var(--ui-transition-fast),
    box-shadow var(--ui-transition),
    border-color var(--ui-transition-fast),
    background var(--ui-transition-fast),
    color var(--ui-transition-fast),
    opacity var(--ui-transition-fast);
}

/* Navbar refinement */
.navbar,
.chat-header {
  border-bottom: 1px solid var(--card-border);
}

.navbar-inner,
.chat-header {
  animation: ui-slide-down 420ms ease both;
}

/* Logo polish */
.logo {
  position: relative;
  letter-spacing: -0.03em;
}

.logo::after {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-left: 2px;
  border-radius: 999px;
  background: currentColor;
  box-shadow: 0 0 18px currentColor;
  content: "";
}

/* Buttons: better tactile feel */
.btn-primary,
.btn-secondary,
.btn-danger,
.btn-outline-danger,
.btn-success,
.btn-ghost {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.btn-primary::before,
.btn-secondary::before,
.btn-danger::before,
.btn-outline-danger::before,
.btn-success::before,
.btn-ghost::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  background: linear-gradient(
    120deg,
    transparent,
    color-mix(in srgb, var(--text-inverse) 14%, transparent),
    transparent
  );
  transform: translateX(-100%);
  transition: transform 520ms ease, opacity 180ms ease;
  content: "";
}

.btn-primary:hover::before,
.btn-secondary:hover::before,
.btn-danger:hover::before,
.btn-outline-danger:hover::before,
.btn-success:hover::before,
.btn-ghost:hover::before {
  opacity: 1;
  transform: translateX(100%);
}

.btn-primary:active,
.btn-secondary:active,
.btn-danger:active,
.btn-outline-danger:active,
.btn-success:active,
.btn-ghost:active {
  transform: translateY(0) scale(0.985);
}

/* Theme button polish */
.theme-toggle-btn {
  box-shadow: var(--shadow-sm);
}

/* Hero section improvements */
.hero {
  isolation: isolate;
}

.hero::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 20% 40%, color-mix(in srgb, var(--primary) 20%, transparent), transparent 22rem),
    linear-gradient(180deg, transparent, color-mix(in srgb, var(--navy) 20%, transparent));
  content: "";
}

.hero-content {
  animation: ui-fade-up 680ms ease both;
}

.hero h1 {
  letter-spacing: -0.055em;
}

.hero p {
  text-wrap: balance;
}

/* Section appearance */
.section,
.dashboard,
.auth-page,
.profile-page {
  animation: ui-fade-in 360ms ease both;
}

.section-header h2,
.dashboard-title h1,
.auth-card h1,
.profile-card h1 {
  letter-spacing: -0.04em;
}

.section-header p,
.dashboard-title p,
.auth-subtitle,
.profile-subtitle {
  text-wrap: balance;
}

/* Cards: elevated modern look using existing colors */
.card,
.option-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--ui-radius-md);
}

.card::before,
.option-card::before {
  position: absolute;
  top: 0;
  right: 16px;
  left: 16px;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--text-primary) 18%, transparent),
    transparent
  );
  content: "";
}

.card:hover,
.option-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--primary) 34%, var(--card-border));
}

/* Feature/step card enhancements */
.steps-grid .card,
.feature-grid .card {
  min-height: 220px;
}

.steps-grid .card h3,
.feature-grid .card h3,
.option-card h3 {
  letter-spacing: -0.025em;
}

/* Icons feel more alive */
.step-number,
.feature-icon,
.option-icon,
.empty-illustration,
.avatar,
.profile-avatar {
  box-shadow:
    inset 0 1px 0 color-mix(in srgb, var(--text-inverse) 20%, transparent),
    0 12px 26px color-mix(in srgb, var(--primary) 20%, transparent);
}

.feature-icon svg,
.option-icon svg,
.ai-float-btn svg {
  transition: transform var(--ui-transition);
}

.card:hover .feature-icon svg,
.option-card:hover .option-icon svg,
.ai-float-btn:hover svg {
  transform: scale(1.08) rotate(-4deg);
}

/* Auth cards */
.auth-card,
.profile-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--ui-radius-lg);
}

.auth-card::after,
.profile-card::after {
  position: absolute;
  top: -70px;
  right: -70px;
  width: 160px;
  height: 160px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  filter: blur(2px);
  pointer-events: none;
  content: "";
}

/* Forms */
.form-group label {
  letter-spacing: -0.01em;
}

input,
textarea,
select {
  min-height: 46px;
}

input:hover,
textarea:hover,
select:hover {
  border-color: color-mix(in srgb, var(--primary) 45%, var(--border));
}

input::placeholder,
textarea::placeholder {
  color: color-mix(in srgb, var(--text-secondary) 72%, transparent);
}

/* Checkbox/role cards */
.checkbox-card,
.role-option {
  position: relative;
  overflow: hidden;
}

.checkbox-card:hover,
.role-option:hover {
  border-color: color-mix(in srgb, var(--primary) 45%, var(--border));
  transform: translateY(-1px);
}

/* Dashboard tabs */
.tab-button {
  letter-spacing: -0.01em;
}

.tab-button::after {
  transition: background var(--ui-transition-fast), transform var(--ui-transition);
  transform: scaleX(0.5);
}

.tab-button.is-active::after {
  transform: scaleX(1);
}

.tab-button:hover {
  color: var(--primary);
}

/* Filter bar */
.filter-bar {
  align-items: end;
}

.filter-bar.card {
  border-radius: var(--ui-radius-lg);
}

/* Catalog cards */
.electrician-card,
.job-card,
.match-card {
  min-height: 100%;
}

.electrician-card .card-title,
.job-card .card-title,
.match-card .card-title {
  letter-spacing: -0.025em;
}

.electrician-card-header .avatar {
  transition: transform var(--ui-transition), box-shadow var(--ui-transition);
}

.electrician-card:hover .avatar {
  transform: scale(1.05);
}

/* Badges/tags */
.badge,
.skill-tag {
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--text-inverse) 12%, transparent);
}

.skill-tag {
  transition:
    transform var(--ui-transition-fast),
    background var(--ui-transition-fast),
    color var(--ui-transition-fast);
}

.skill-tag:hover {
  transform: translateY(-1px);
}

/* Job/action spacing */
.card-actions {
  padding-top: 2px;
}

/* AI floating button */
.ai-float-btn {
  animation: ui-float 3.2s ease-in-out infinite;
}

.ai-float-btn::after {
  position: absolute;
  inset: -7px;
  border: 1px solid color-mix(in srgb, var(--primary) 35%, transparent);
  border-radius: inherit;
  opacity: 0;
  animation: ui-pulse-ring 2.4s ease-out infinite;
  content: "";
}

/* Modal polish */
.modal-overlay.is-open {
  animation: ui-fade-in 180ms ease both;
}

.modal-box {
  animation: ui-modal-in 240ms ease both;
  border: 1px solid var(--card-border);
}

.modal-close {
  transition:
    transform var(--ui-transition-fast),
    border-color var(--ui-transition-fast),
    color var(--ui-transition-fast);
}

.modal-close:hover {
  transform: rotate(90deg);
}

/* Detail rows */
.detail-row {
  align-items: start;
}

.detail-row strong {
  letter-spacing: -0.01em;
}

/* Empty states */
.empty-state {
  border-style: dashed;
}

.empty-state h3 {
  margin-bottom: 6px;
  letter-spacing: -0.025em;
}

.empty-illustration {
  animation: ui-soft-pop 480ms ease both;
}

/* Image preview */
.image-preview,
.job-image {
  transition: transform var(--ui-transition), box-shadow var(--ui-transition);
}

.image-preview:hover,
.job-image:hover {
  transform: scale(1.01);
  box-shadow: var(--shadow-md);
}

/* Match score bar */
.match-score-bar {
  position: relative;
  overflow: hidden;
}

.match-score-fill {
  position: relative;
}

.match-score-fill::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--text-inverse) 24%, transparent),
    transparent
  );
  animation: ui-shine 1.8s ease-in-out infinite;
  content: "";
}

/* Chat UI refinements */
.chat-container {
  position: relative;
}

.messages-area {
  scroll-behavior: smooth;
}

.chat-bubble-row {
  animation: ui-message-in 180ms ease both;
}

.chat-bubble {
  box-shadow: var(--shadow-sm);
}

.chat-bubble-mine {
  border-bottom-right-radius: 6px;
}

.chat-bubble-other {
  border-bottom-left-radius: 6px;
}

.chat-input-area {
  box-shadow: 0 -12px 32px color-mix(in srgb, var(--background) 55%, transparent);
}

.chat-form textarea {
  border-radius: 14px;
}

/* Toast improvements */
.toast {
  border: 1px solid color-mix(in srgb, var(--text-inverse) 14%, transparent);
  font-weight: 700;
}

/* Loading overlay */
.loading-panel {
  border: 1px solid var(--card-border);
}

.spinner {
  box-shadow: 0 0 28px color-mix(in srgb, var(--primary) 22%, transparent);
}

/* Profile page refinements */
.profile-header {
  align-items: center;
}

.profile-avatar {
  transition: transform var(--ui-transition), box-shadow var(--ui-transition);
}

.profile-avatar:hover {
  transform: scale(1.04) rotate(-2deg);
}

.form-section h2 {
  letter-spacing: -0.025em;
}

/* Mobile menu polish */
.mobile-menu {
  animation: ui-menu-in 180ms ease both;
}

.mobile-menu .tab-button,
.mobile-menu .btn-primary,
.mobile-menu .btn-secondary,
.mobile-menu .btn-danger,
.mobile-menu .btn-ghost,
.mobile-menu-link {
  justify-content: center;
}

/* Scrollbars */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--primary) transparent;
}

*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

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

*::-webkit-scrollbar-thumb {
  border: 3px solid transparent;
  border-radius: 999px;
  background:
    linear-gradient(var(--primary), var(--primary))
    padding-box;
}

/* Better responsive card spacing */
@media (max-width: 980px) {
  .card:hover,
  .option-card:hover {
    transform: translateY(-2px);
  }
}

@media (max-width: 720px) {
  .auth-page,
  .dashboard,
  .profile-page {
    padding-inline: 10px;
  }

  .hero-content {
    animation-duration: 520ms;
  }

  .card,
  .option-card,
  .auth-card,
  .profile-card,
  .modal-box {
    border-radius: 16px;
  }

  .steps-grid .card,
  .feature-grid .card {
    min-height: auto;
  }

  .toast-container {
    right: 12px;
    bottom: 12px;
    width: calc(100% - 24px);
  }

  .ai-float-btn {
    width: 52px;
    height: 52px;
  }
}

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

  .ai-float-btn {
    animation: none;
  }
}

/* Animations */
@keyframes ui-fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes ui-fade-up {
  from {
    opacity: 0;
    transform: translateY(18px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ui-slide-down {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ui-modal-in {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes ui-menu-in {
  from {
    opacity: 0;
    transform: translateY(-6px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes ui-message-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes ui-float {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-5px);
  }
}

@keyframes ui-pulse-ring {
  0% {
    opacity: 0.5;
    transform: scale(0.92);
  }

  80%,
  100% {
    opacity: 0;
    transform: scale(1.28);
  }
}

@keyframes ui-shine {
  from {
    transform: translateX(-100%);
  }

  to {
    transform: translateX(100%);
  }
}

@keyframes ui-soft-pop {
  from {
    opacity: 0;
    transform: scale(0.92);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}