/**
 * Tool Buffer Styles - SIMPLIFIED VERSION
 * Estilos directos y naturales para tool buffer
 */

/* ===== VARIABLES PROFESIONALES COMPLETAS ===== */
:root {
  /* Colores directos - sin dependencias */
  --color-primary: #0056b3;
  --color-primary-500: #0056b3;
  --color-primary-400: #0d6efd;
  --color-primary-600: #004085;
  --color-primary-700: #003366;
  --color-surface: #ffffff;
  --color-text: #212529;
  --color-muted: #6c757d;
  --color-success: #198754;
  --color-success-500: #198754;
  --color-success-400: #20c997;
  --color-success-700: #146c43;
  --color-warning: #ffc107;
  --color-warning-500: #ffc107;
  --color-warning-700: #d39e00;
  --color-error-500: #dc3545;
  --color-error-700: #b02a37;

  /* Colores de superficie y texto */
  --color-on-surface: #212529;
  --color-on-surface-variant: #6c757d;
  --color-on-primary: #ffffff;
  --color-on-success: #ffffff;
  --color-outline-variant: #dee2e6;

  /* Espaciado */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Tipografía */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-family-mono: 'Consolas', 'Monaco', monospace;
  --letter-spacing-wide: 0.05em;

  /* Radio de bordes */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-full: 9999px;

  /* Animaciones */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --easing-standard: cubic-bezier(0.4, 0, 0.2, 1);

  /* Sombras */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

  /* Z-index */
  --z-debug: 9999;

  /* Variables específicas de buffer */
  --color-white: #ffffff;
  --buffer-primary: #28a745;
  --buffer-primary-hover: #218838;
  --buffer-surface: #d4edda;
  --buffer-border: #c3e6cb;
  --buffer-on-primary: #ffffff;
  --buffer-step-size: 60px;
  --buffer-map-preview-height: 250px;
  --buffer-animation-duration: 0.5s;
}

/* ===== TOOL BUFFER HERO ===== */
.tool-buffer-hero {
  background: linear-gradient(
    135deg,
    var(--buffer-primary),
    var(--buffer-primary-hover)
  );
  color: var(--buffer-on-primary);
  padding: var(--space-16) 0;
  position: relative;
  overflow: hidden;
}

.tool-buffer-hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: url("/static/images/buffer-pattern.svg") repeat;
  opacity: 0.08;
  animation: bufferFloat 24s ease-in-out infinite;
}

@keyframes bufferFloat {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(1deg);
  }
}

.tool-buffer-hero > * {
  position: relative;
  z-index: 2;
}

.tool-buffer-hero-title {
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
}

.tool-buffer-hero-subtitle {
  opacity: 0.9;
  margin-bottom: var(--space-8);
}

/* ===== TOOL BUFFER CARDS - DUPLICADO ELIMINADO ===== */
/* NOTA: .tool-card ahora está definida en design-system.css como fuente única */

/* ===== TOOL BUFFER ICONS ===== */
.tool-icon-container {
  width: var(--space-12);
  height: var(--space-12);
  background: var(--buffer-surface);
  border: 1px solid var(--buffer-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background-color var(--duration-normal) var(--easing-standard),
    transform var(--duration-normal) var(--easing-standard);
}

.tool-card:hover .tool-icon-container {
  background: color-mix(
    in srgb,
    var(--buffer-primary) 15%,
    var(--color-surface)
  );
  transform: scale(1.15) rotate(8deg);
}

.tool-icon {
  color: var(--buffer-primary);
  font-size: var(--font-size-xl);
  transition:
    color var(--duration-normal) var(--easing-standard),
    transform var(--duration-normal) var(--easing-standard);
}

.tool-card:hover .tool-icon {
  color: var(--buffer-primary-hover);
  transform: scale(1.1);
}

.tool-info-icon {
  color: var(--buffer-primary);
}

.tool-success-icon {
  color: var(--buffer-primary);
}

.tool-use-case-icon {
  color: var(--buffer-primary);
}

.tool-file-icon {
  color: var(--buffer-primary);
}

/* ===== TOOL BUFFER STEPS ===== */
.tool-step-icon-container {
  width: var(--buffer-step-size);
  height: var(--buffer-step-size);
  background: var(--buffer-surface);
  border: 3px solid var(--buffer-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  position: relative;
  transition:
    background-color var(--duration-normal) var(--easing-standard),
    border-color var(--duration-normal) var(--easing-standard),
    transform var(--duration-normal) var(--easing-standard);
}

.tool-step-icon-container::before {
  content: "";
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border: 2px solid transparent;
  border-radius: var(--radius-full);
  background: linear-gradient(
    135deg,
    var(--buffer-primary),
    var(--buffer-primary-hover)
  );
  background-clip: padding-box;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--easing-standard);
}

.tool-step.active .tool-step-icon-container {
  background: var(--buffer-primary);
  border-color: var(--buffer-primary);
  transform: scale(1.1);
}

.tool-step.active .tool-step-icon-container::before {
  opacity: 1;
}

.tool-step-icon {
  color: var(--buffer-primary);
  font-size: var(--font-size-xl);
  transition: color var(--duration-normal) var(--easing-standard);
  z-index: 2;
}

.tool-step.active .tool-step-icon {
  color: var(--buffer-on-primary);
}

/* ===== TOOL BUFFER RADIUS INDICATOR ===== */
.tool-buffer-radius-indicator {
  width: var(--buffer-radius-indicator);
  height: var(--buffer-radius-indicator);
  background: var(--color-surface);
  border: 3px solid var(--buffer-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin: 0 auto var(--space-6);
  transition:
    transform var(--duration-normal) var(--easing-standard),
    border-color var(--duration-normal) var(--easing-standard);
}

.tool-buffer-radius-indicator::before {
  content: "";
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  border: 2px dashed var(--buffer-border);
  border-radius: var(--radius-full);
  opacity: var(--buffer-zone-opacity);
  animation: bufferZone 3s linear infinite;
}

@keyframes bufferZone {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.tool-buffer-radius-indicator:hover {
  transform: scale(1.05);
  border-color: var(--buffer-primary-hover);
}

.tool-buffer-radius-value {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--buffer-primary);
  text-align: center;
}

.tool-buffer-radius-unit {
  font-size: var(--font-size-sm);
  color: var(--color-on-surface-variant);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

/* ===== TOOL BUFFER ALERTS ===== */
.tool-alert-info {
  background: color-mix(
    in srgb,
    var(--buffer-primary) 8%,
    var(--color-surface)
  );
  border: 1px solid
    color-mix(in srgb, var(--buffer-primary) 20%, var(--color-outline-variant));
  color: var(--color-success-700);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.tool-alert-danger {
  background: color-mix(
    in srgb,
    var(--color-error-500) 8%,
    var(--color-surface)
  );
  border: 1px solid
    color-mix(in srgb, var(--color-error-500) 20%, var(--color-outline-variant));
  color: var(--color-error-700);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.tool-alert-icon {
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

.tool-alert-text {
  margin-bottom: 0;
}

/* ===== TOOL BUFFER BUTTONS ===== */
.btn-tool-primary {
  background: var(--buffer-primary);
  color: var(--buffer-on-primary);
  border: 2px solid var(--buffer-primary);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-semibold);
  transition:
    background-color var(--duration-normal) var(--easing-standard),
    border-color var(--duration-normal) var(--easing-standard),
    transform var(--duration-normal) var(--easing-standard),
    box-shadow var(--duration-normal) var(--easing-standard);
  position: relative;
  overflow: hidden;
}

.btn-tool-primary::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left var(--duration-slow) var(--easing-standard);
}

.btn-tool-primary:hover::before {
  left: 100%;
}

.btn-tool-primary:hover {
  background: var(--buffer-primary-hover);
  border-color: var(--buffer-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-tool-primary:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--buffer-primary) 40%, transparent);
  outline-offset: 2px;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-tool-primary:active {
  transform: translateY(0);
}

.btn-tool-secondary {
  background: var(--color-surface);
  color: var(--color-on-surface-variant);
  border: 2px solid var(--color-outline-variant);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-semibold);
  transition:
    background-color var(--duration-normal) var(--easing-standard),
    border-color var(--duration-normal) var(--easing-standard),
    color var(--duration-normal) var(--easing-standard),
    transform var(--duration-normal) var(--easing-standard);
}

.btn-tool-secondary:hover {
  background: color-mix(
    in srgb,
    var(--buffer-primary) 5%,
    var(--color-surface)
  );
  border-color: var(--buffer-primary);
  color: var(--color-on-surface);
  transform: translateY(-1px);
}

.btn-tool-secondary:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--buffer-primary) 40%, transparent);
  outline-offset: 2px;
  transform: translateY(-1px);
}

.btn-tool-outline {
  background: transparent;
  color: var(--buffer-primary);
  border: 2px solid var(--buffer-primary);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-semibold);
  transition:
    background-color var(--duration-normal) var(--easing-standard),
    color var(--duration-normal) var(--easing-standard),
    transform var(--duration-normal) var(--easing-standard);
}

.btn-tool-outline:hover {
  background: var(--buffer-surface);
  color: var(--buffer-primary-hover);
  transform: translateY(-1px);
}

.btn-tool-outline:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--buffer-primary) 40%, transparent);
  outline-offset: 2px;
  transform: translateY(-1px);
}

/* ===== TOOL BUFFER BADGES ===== */
.tool-format-badge {
  background: var(--color-outline-variant);
  color: var(--color-on-surface);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
}

.tool-format-badge.active {
  background: var(--buffer-primary);
  color: var(--buffer-on-primary);
}

.tool-credit-badge {
  background: var(--buffer-surface);
  color: var(--buffer-primary);
  border: 1px solid var(--buffer-border);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-bold);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition:
    background-color var(--duration-fast) var(--easing-standard),
    transform var(--duration-fast) var(--easing-standard);
}

.tool-credit-badge:hover {
  background: color-mix(
    in srgb,
    var(--buffer-primary) 10%,
    var(--color-surface)
  );
  transform: translateY(-1px);
}

/* ===== TOOL BUFFER CREDITS ===== */
.tool-credit-header {
  background: var(--buffer-primary);
  color: var(--buffer-on-primary);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  margin-bottom: 0;
}

.tool-credit-value {
  color: var(--buffer-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
}

/* ===== TOOL BUFFER SECTION TITLES ===== */
.tool-section-title {
  color: var(--buffer-primary);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
  position: relative;
}

.tool-section-title::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--buffer-primary), transparent);
  border-radius: var(--radius-full);
}

/* ===== TOOL BUFFER FILE PREVIEW ===== */
.tool-file-preview {
  background: var(--color-surface);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition:
    border-color var(--duration-normal) var(--easing-standard),
    box-shadow var(--duration-normal) var(--easing-standard);
}

.tool-file-preview:hover {
  border-color: var(--buffer-primary);
  box-shadow: var(--shadow-md);
}

.tool-file-preview.active {
  border-color: var(--buffer-primary);
  background: color-mix(
    in srgb,
    var(--buffer-primary) 3%,
    var(--color-surface)
  );
}

/* ===== TOOL BUFFER PROGRESS ===== */
.tool-progress-bar {
  background: linear-gradient(
    90deg,
    var(--buffer-primary),
    var(--buffer-primary-hover)
  );
  height: var(--space-2);
  border-radius: var(--radius-full);
  transition: width var(--duration-slow) var(--easing-standard);
  position: relative;
}

.tool-progress-bar::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: progressShimmer 2s infinite;
}

@keyframes progressShimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

/* ===== TOOL BUFFER FORMS ===== */
.form-control:focus {
  outline: none;
  border-color: var(--buffer-primary);
  box-shadow: 0 0 0 3px
    color-mix(in srgb, var(--buffer-primary) 30%, transparent);
}

.form-switch .form-check-input:checked {
  background: var(--buffer-primary);
  border-color: var(--buffer-primary);
}

.form-switch .form-check-input:focus {
  outline: none;
  box-shadow: 0 0 0 3px
    color-mix(in srgb, var(--buffer-primary) 30%, transparent);
  border-color: var(--buffer-primary);
}

/* ===== TOOL BUFFER ACCORDION ===== */
.accordion-button:not(.collapsed) {
  background: color-mix(
    in srgb,
    var(--buffer-primary) 5%,
    var(--color-surface)
  );
  color: var(--buffer-primary);
  border-color: var(--buffer-primary);
}

.accordion-button:focus {
  outline: 2px solid var(--buffer-primary);
  outline-offset: 2px;
  border-color: var(--buffer-primary);
}

.accordion-body {
  background: color-mix(
    in srgb,
    var(--buffer-primary) 3%,
    var(--color-surface)
  );
}

/* ===== TOOL BUFFER LISTS ===== */
.list-group-item {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-outline-variant);
  transition:
    background-color var(--duration-fast) var(--easing-standard),
    border-color var(--duration-fast) var(--easing-standard);
}

.list-group-item:hover {
  background: color-mix(
    in srgb,
    var(--buffer-primary) 5%,
    var(--color-surface)
  );
  border-color: var(--buffer-primary);
}

.list-group-item:focus-visible {
  outline: 2px solid var(--buffer-primary);
  outline-offset: -2px;
  background: color-mix(
    in srgb,
    var(--buffer-primary) 5%,
    var(--color-surface)
  );
  z-index: 1;
}

.list-group-item:last-child {
  border-bottom: none;
}

/* ===== TOOL BUFFER SETTINGS ===== */
.tool-buffer-settings {
  background: var(--color-surface);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.tool-buffer-settings-title {
  color: var(--buffer-primary);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.tool-buffer-settings-icon {
  color: var(--buffer-primary);
  font-size: var(--font-size-lg);
}

.tool-buffer-distance-input {
  background: var(--color-surface);
  border: 2px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  text-align: center;
  transition:
    border-color var(--duration-fast) var(--easing-standard),
    box-shadow var(--duration-fast) var(--easing-standard);
}

.tool-buffer-distance-input:focus {
  outline: none;
  border-color: var(--buffer-primary);
  box-shadow: 0 0 0 3px
    color-mix(in srgb, var(--buffer-primary) 30%, transparent);
}

.tool-buffer-unit-selector {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.tool-buffer-unit-option {
  background: var(--color-surface);
  border: 1px solid var(--color-outline-variant);
  color: var(--color-on-surface-variant);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition:
    background-color var(--duration-fast) var(--easing-standard),
    border-color var(--duration-fast) var(--easing-standard),
    color var(--duration-fast) var(--easing-standard);
}

.tool-buffer-unit-option:hover {
  background: color-mix(
    in srgb,
    var(--buffer-primary) 5%,
    var(--color-surface)
  );
  border-color: var(--buffer-primary);
  color: var(--color-on-surface);
}

.tool-buffer-unit-option.active {
  background: var(--buffer-primary);
  border-color: var(--buffer-primary);
  color: var(--buffer-on-primary);
}

.tool-buffer-unit-option:focus-visible {
  outline: 2px solid var(--buffer-primary);
  outline-offset: 2px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 767.98px) {
  .tool-buffer-hero {
    padding: var(--space-12) 0;
  }

  .tool-step-icon-container {
    width: 60px;
    height: 60px;
  }

  .tool-step-icon {
    font-size: var(--font-size-lg);
  }

  .tool-buffer-radius-indicator {
    width: 80px;
    height: 80px;
  }

  .tool-buffer-radius-indicator::before {
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
  }

  .btn-tool-primary,
  .btn-tool-secondary,
  .btn-tool-outline {
    padding: var(--space-3) var(--space-4);
    width: 100%;
  }

  .tool-buffer-unit-selector {
    flex-wrap: wrap;
  }

  .tool-buffer-unit-option {
    flex: 1;
    min-width: 80px;
    text-align: center;
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  .tool-buffer-hero::before {
    animation: none;
  }

  .tool-buffer-radius-indicator::before {
    animation: none;
  }

  .tool-card,
  .tool-icon-container,
  .tool-icon,
  .tool-step-icon-container,
  .tool-progress-bar,
  .btn-tool-primary,
  .btn-tool-secondary,
  .btn-tool-outline,
  .tool-credit-badge,
  .list-group-item {
    transition: none;
  }

  .tool-card:hover,
  .tool-card:hover .tool-icon-container,
  .tool-card:hover .tool-icon,
  .tool-step.active .tool-step-icon-container,
  .tool-buffer-radius-indicator:hover,
  .btn-tool-primary:hover,
  .btn-tool-secondary:hover,
  .btn-tool-outline:hover,
  .tool-credit-badge:hover {
    transform: none;
  }

  .tool-progress-bar::after {
    display: none;
  }

  .btn-tool-primary::before {
    display: none;
  }

  /* Alternativas visuales sin animación */
  .tool-card:hover {
    border-color: var(--buffer-primary-hover);
  }

  .btn-tool-primary:hover {
    border-width: 3px;
  }

  .tool-progress-bar {
    background: var(--buffer-primary);
  }
}

@media (forced-colors: active) {
  .tool-card,
  .tool-alert-info,
  .tool-alert-danger,
  .tool-step-icon-container,
  .tool-buffer-radius-indicator,
  .btn-tool-primary,
  .btn-tool-secondary,
  .btn-tool-outline,
  .tool-credit-badge,
  .tool-file-preview,
  .tool-buffer-settings {
    border: 2px solid;
  }

  .tool-icon-container,
  .tool-step-icon-container,
  .tool-buffer-radius-indicator {
    background: CanvasText;
    color: Canvas;
  }

  .btn-tool-primary,
  .btn-tool-secondary,
  .btn-tool-outline {
    background: ButtonFace;
    color: ButtonText;
    border: 2px solid ButtonText;
  }

  .tool-progress-bar {
    background: CanvasText;
  }
}

@media (pointer: coarse) {
  .btn-tool-primary,
  .btn-tool-secondary,
  .btn-tool-outline,
  .list-group-item,
  .tool-buffer-unit-option {
    min-height: 44px;
    padding: var(--space-3) var(--space-4);
  }

  .tool-step-icon-container {
    width: 90px;
    height: 90px;
  }

  .tool-icon,
  .tool-step-icon {
    font-size: var(--font-size-2xl);
  }

  .tool-buffer-distance-input {
    padding: var(--space-4) var(--space-5);
    font-size: var(--font-size-xl);
  }
}

/* ===== DARK MODE ===== */
[data-bs-theme="dark"] {
  --buffer-primary: var(--color-success-400);
  --buffer-primary-hover: var(--color-success-300);
  --buffer-surface: var(--color-success-950);
  --buffer-border: var(--color-success-800);
}

/* ===== PRINT STYLES ===== */
@media print {
  .tool-buffer-hero {
    background: white;
    color: black;
    padding: var(--space-4) 0;
  }

  .tool-buffer-hero::before {
    display: none;
  }

  .tool-card,
  .tool-alert-info,
  .tool-alert-danger,
  .tool-file-preview,
  .tool-buffer-settings {
    border: 1px solid black;
    box-shadow: none;
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .tool-card:hover {
    transform: none;
  }

  .tool-step-icon-container,
  .tool-buffer-radius-indicator,
  .tool-credit-badge {
    background: white;
    color: black;
    border: 1px solid black;
    print-color-adjust: exact;
  }

  .tool-credit-header {
    background: white;
    color: black;
    border: 1px solid black;
  }

  .btn-tool-primary,
  .btn-tool-secondary,
  .btn-tool-outline {
    background: white;
    color: black;
    border: 1px solid black;
  }

  .tool-progress-bar {
    background: black;
    print-color-adjust: exact;
  }

  .tool-buffer-radius-indicator::before {
    display: none;
  }
}

/* ===== DEBUGGING ===== */
@media screen and (max-width: 0px) {
  .debug-tool-buffer-page::before {
    content: "🔄 Buffer ELITE";
    position: fixed;
    top: 1010px;
    right: 10px;
    background: var(--buffer-primary);
    color: var(--buffer-on-primary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    z-index: var(--z-debug);
    opacity: 0.8;
  }
}

/* Gate hover effects to hover-capable devices */
@media (hover: hover) {
  .tool-card:hover {
    transform: translateY(-4px) scale(var(--buffer-card-hover-scale));
    box-shadow: var(--shadow-xl);
    border-color: var(--buffer-primary);
  }

  .tool-card:hover .tool-icon-container {
    background: color-mix(
      in srgb,
      var(--buffer-primary) 15%,
      var(--color-surface)
    );
    transform: scale(1.15) rotate(8deg);
  }

  .tool-card:hover .tool-icon {
    color: var(--buffer-primary-hover);
    transform: scale(1.1);
  }

  .tool-buffer-radius-indicator:hover {
    transform: scale(1.05);
    border-color: var(--buffer-primary-hover);
  }

  .tool-file-preview:hover {
    border-color: var(--buffer-primary);
    box-shadow: var(--shadow-md);
  }

  .btn-tool-primary:hover::before {
    left: 100%;
  }

  .btn-tool-primary:hover {
    background: var(--buffer-primary-hover);
    border-color: var(--buffer-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
  }

  .btn-tool-secondary:hover {
    background: color-mix(
      in srgb,
      var(--buffer-primary) 5%,
      var(--color-surface)
    );
    border-color: var(--buffer-primary);
    color: var(--color-on-surface);
    transform: translateY(-1px);
  }

  .btn-tool-outline:hover {
    background: var(--buffer-surface);
    color: var(--buffer-primary-hover);
    transform: translateY(-1px);
  }

  .tool-credit-badge:hover {
    background: color-mix(
      in srgb,
      var(--buffer-primary) 10%,
      var(--color-surface)
    );
    transform: translateY(-1px);
  }

  .list-group-item:hover {
    background: color-mix(
      in srgb,
      var(--buffer-primary) 5%,
      var(--color-surface)
    );
    border-color: var(--buffer-primary);
  }

  .tool-buffer-unit-option:hover {
    background: color-mix(
      in srgb,
      var(--buffer-primary) 5%,
      var(--color-surface)
    );
    border-color: var(--buffer-primary);
    color: var(--color-on-surface);
  }
}