/* ================================================================= */
/*            100% ELEMENT COVERAGE - SAISONALE THEMES             */
/* ================================================================= */

/* =============== GLOBAL RESET & BASE =============== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--gradient-bg);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 16px;
  transition: all var(--transition-md);
  overflow-x: hidden;
}

::selection {
  background: var(--primary);
  color: var(--text-primary);
}

::-moz-selection {
  background: var(--primary);
  color: var(--text-primary);
}

/* =============== TYPOGRAPHY =============== */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-4);
  text-shadow: var(--shadow-sm);
}

h1 {
  font-size: 2.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: 2rem;
  color: var(--text-accent);
}

h3 {
  font-size: 1.5rem;
  color: var(--text-secondary);
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.1rem;
}

h6 {
  font-size: 1rem;
  color: var(--text-tertiary);
}

p {
  margin-bottom: var(--space-4);
  color: var(--text-secondary);
  line-height: 1.7;
}

small {
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

strong, b {
  font-weight: 600;
  color: var(--text-primary);
}

em, i {
  font-style: italic;
  color: var(--text-accent);
}

code {
  background: var(--bg-tertiary);
  color: var(--primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--border-radius-sm);
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  font-size: 0.9em;
}

pre {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  padding: var(--space-4);
  border-radius: var(--border-radius-md);
  overflow-x: auto;
  border: 1px solid var(--border-primary);
  box-shadow: var(--shadow-inner);
}

blockquote {
  border-left: 4px solid var(--primary);
  padding-left: var(--space-4);
  margin: var(--space-4) 0;
  color: var(--text-secondary);
  font-style: italic;
  background: var(--bg-glass);
  padding: var(--space-4);
  border-radius: var(--border-radius-md);
}

/* =============== LINKS =============== */
a {
  color: var(--text-link);
  text-decoration: none;
  transition: all var(--transition-sm);
  position: relative;
  display: inline-block;
}

a:hover {
  color: var(--text-link-hover);
  transform: translateY(-1px);
}

a:focus {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
  border-radius: var(--border-radius-sm);
}

a:active {
  transform: translateY(0);
}

/* Link-Unterstreichung Effekt */
a:not(.btn):not(.nav-link)::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -2px;
  left: 0;
  background: var(--primary);
  transition: width var(--transition-md);
}

a:not(.btn):not(.nav-link):hover::after {
  width: 100%;
}

/* =============== BUTTONS =============== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2) var(--space-4);
  border: none;
  border-radius: var(--border-radius-md);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-md);
  position: relative;
  overflow: hidden;
  user-select: none;
  white-space: nowrap;
  min-height: 44px; /* Touch-freundlich */
}

.btn::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(--transition-md);
}

.btn:hover::before {
  left: 100%;
}

.btn:focus {
  outline: none;
  box-shadow: var(--shadow-outline);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* Button Varianten */
.btn-primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  box-shadow: var(--btn-primary-shadow);
}

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

.btn-secondary {
  background: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
  border: 2px solid var(--btn-secondary-border);
}

.btn-secondary:hover {
  background: var(--btn-secondary-hover);
  border-color: var(--primary);
}

.btn-accent {
  background: var(--btn-accent-bg);
  color: var(--btn-accent-text);
}

.btn-accent:hover {
  background: var(--btn-accent-hover);
  box-shadow: var(--shadow-glow);
}

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

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

.btn-sm {
  padding: var(--space-1) var(--space-3);
  font-size: 0.875rem;
  min-height: 36px;
}

.btn-lg {
  padding: var(--space-3) var(--space-6);
  font-size: 1.125rem;
  min-height: 52px;
}

.btn-icon {
  padding: var(--space-2);
  min-width: 44px;
  border-radius: var(--border-radius-full);
}

.btn-block {
  width: 100%;
}

/* =============== FORMS =============== */
.form-group {
  margin-bottom: var(--space-4);
}

label {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--label-text);
  font-weight: 500;
  font-size: 0.9rem;
}

label.required::after {
  content: ' *';
  color: var(--label-required);
}

input, textarea, select {
  width: 100%;
  padding: var(--space-3);
  background: var(--input-bg);
  border: 2px solid var(--input-border);
  border-radius: var(--border-radius-md);
  color: var(--input-text);
  font-size: 1rem;
  transition: all var(--transition-md);
  font-family: inherit;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--input-border-focus);
  box-shadow: var(--shadow-outline);
  background: color-mix(in srgb, var(--input-bg) 90%, var(--primary) 10%);
}

input:invalid, textarea:invalid, select:invalid {
  border-color: var(--input-border-error);
}

input::placeholder, textarea::placeholder {
  color: var(--input-placeholder);
  opacity: 0.7;
}

input:disabled, textarea:disabled, select:disabled {
  background: var(--input-disabled-bg);
  color: var(--input-disabled-text);
  cursor: not-allowed;
  opacity: 0.6;
}

/* Spezielle Input-Typen */
input[type="checkbox"], input[type="radio"] {
  width: auto;
  margin-right: var(--space-2);
  accent-color: var(--primary);
}

input[type="range"] {
  background: transparent;
  border: none;
  height: 6px;
  border-radius: var(--border-radius-pill);
  appearance: none;
}

input[type="range"]::-webkit-slider-track {
  background: var(--input-border);
  height: 6px;
  border-radius: var(--border-radius-pill);
}

input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  height: 20px;
  width: 20px;
  border-radius: var(--border-radius-full);
  background: var(--primary);
  cursor: pointer;
  box-shadow: var(--shadow-md);
}

input[type="range"]::-moz-range-track {
  background: var(--input-border);
  height: 6px;
  border-radius: var(--border-radius-pill);
  border: none;
}

input[type="range"]::-moz-range-thumb {
  height: 20px;
  width: 20px;
  border-radius: var(--border-radius-full);
  background: var(--primary);
  cursor: pointer;
  border: none;
  box-shadow: var(--shadow-md);
}

/* =============== TABLES =============== */
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--table-bg);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-4);
}

thead {
  background: var(--table-header-bg);
}

th {
  padding: var(--space-4);
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 2px solid var(--table-border);
}

td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--table-border);
  color: var(--text-secondary);
}

tr:hover {
  background: var(--table-row-hover);
}

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

/* =============== LISTS =============== */
ul, ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

li {
  margin-bottom: var(--space-2);
  color: var(--text-secondary);
  line-height: 1.6;
}

ul.no-bullets, ol.no-bullets {
  list-style: none;
  padding-left: 0;
}

ul.styled li::marker {
  color: var(--primary);
}

ol.styled li::marker {
  color: var(--primary);
  font-weight: bold;
}

/* =============== MODALS & DIALOGS =============== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-md);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--modal-content-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--space-6);
  max-width: 90vw;
  max-height: 90vh;
  overflow-y: auto;
  border: 1px solid var(--modal-border);
  box-shadow: var(--shadow-2xl);
  transform: scale(0.9);
  transition: transform var(--transition-md);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-header {
  background: var(--modal-header-bg);
  margin: calc(-1 * var(--space-6)) calc(-1 * var(--space-6)) var(--space-4) calc(-1 * var(--space-6));
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--modal-border);
  border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: var(--space-2);
  border-radius: var(--border-radius-full);
  transition: all var(--transition-sm);
}

.modal-close:hover {
  background: var(--bg-overlay);
  color: var(--text-primary);
}

/* =============== CARDS =============== */
.card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--space-6);
  border: 1px solid var(--card-border);
  box-shadow: var(--card-shadow);
  transition: all var(--transition-md);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-hover-shadow);
}

.card-header {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--border-primary);
}

.card-title {
  margin: 0;
  color: var(--text-primary);
}

.card-subtitle {
  margin: var(--space-2) 0 0 0;
  color: var(--text-tertiary);
  font-size: 0.9rem;
}

.card-body {
  margin-bottom: var(--space-4);
}

.card-footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* =============== NAVIGATION =============== */
.nav {
  background: var(--nav-bg);
  padding: var(--space-4);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
}

.nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: var(--space-2);
}

.nav-item {
  margin: 0;
}

.nav-link {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--nav-link);
  text-decoration: none;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-md);
  position: relative;
}

.nav-link:hover {
  color: var(--nav-link-hover);
  background: var(--bg-glass);
}

.nav-link.active {
  color: var(--nav-link-active);
  background: var(--bg-glass);
}

.nav-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 60%;
  background: var(--primary);
  border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
}

.nav-divider {
  height: 1px;
  background: var(--nav-divider);
  margin: var(--space-2) 0;
}

/* =============== BREADCRUMBS =============== */
.breadcrumb {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4) 0;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumb-item {
  margin: 0;
  color: var(--text-tertiary);
}

.breadcrumb-item:not(:last-child)::after {
  content: '/';
  margin-left: var(--space-2);
  color: var(--text-muted);
}

.breadcrumb-item.active {
  color: var(--text-primary);
}

.breadcrumb-link {
  color: var(--text-link);
  text-decoration: none;
}

.breadcrumb-link:hover {
  color: var(--text-link-hover);
}

/* =============== TOOLTIPS =============== */
.tooltip {
  position: relative;
  display: inline-block;
}

.tooltip-content {
  position: absolute;
  background: var(--bg-tooltip);
  color: var(--text-primary);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--border-radius-md);
  font-size: 0.875rem;
  white-space: nowrap;
  z-index: var(--z-tooltip);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-md);
  box-shadow: var(--shadow-lg);
}

.tooltip:hover .tooltip-content {
  opacity: 1;
  visibility: visible;
}

.tooltip-top .tooltip-content {
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
}

.tooltip:hover .tooltip-top .tooltip-content {
  transform: translateX(-50%) translateY(-4px);
}

/* =============== DROPDOWNS =============== */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-content {
  position: absolute;
  background: var(--bg-dropdown);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 200px;
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-md);
}

.dropdown.active .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: var(--space-3) var(--space-4);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-sm);
  border-bottom: 1px solid var(--border-primary);
}

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

.dropdown-item:hover {
  background: var(--bg-glass);
  color: var(--text-primary);
}

/* =============== ALERTS & NOTIFICATIONS =============== */
.alert {
  padding: var(--space-4);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--space-4);
  border-left: 4px solid;
  position: relative;
  background: var(--bg-glass);
}

.alert-success {
  border-color: var(--text-success);
  color: var(--text-success);
}

.alert-error {
  border-color: var(--text-error);
  color: var(--text-error);
}

.alert-warning {
  border-color: var(--text-warning);
  color: var(--text-warning);
}

.alert-info {
  border-color: var(--text-info);
  color: var(--text-info);
}

.alert-close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: inherit;
  opacity: 0.7;
  transition: opacity var(--transition-sm);
}

.alert-close:hover {
  opacity: 1;
}

/* =============== PROGRESS BARS =============== */
.progress {
  background: var(--bg-tertiary);
  border-radius: var(--border-radius-pill);
  height: 8px;
  overflow: hidden;
  position: relative;
  margin-bottom: var(--space-4);
}

.progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--border-radius-pill);
  transition: width var(--transition-md);
  position: relative;
  overflow: hidden;
}

.progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background: linear-gradient(
    -45deg,
    rgba(255, 255, 255, 0.2) 25%,
    transparent 25%,
    transparent 50%,
    rgba(255, 255, 255, 0.2) 50%,
    rgba(255, 255, 255, 0.2) 75%,
    transparent 75%,
    transparent
  );
  background-size: 30px 30px;
  animation: progressAnimation 2s linear infinite;
}

@keyframes progressAnimation {
  0% {
    background-position: 0 0;
  }
  100% {
    background-position: 30px 30px;
  }
}

/* =============== SCROLLBARS =============== */
::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
  border-radius: var(--border-radius-md);
}

::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: var(--border-radius-md);
  border: 2px solid var(--scrollbar-track);
  transition: background var(--transition-md);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
}

::-webkit-scrollbar-corner {
  background: var(--scrollbar-track);
}

/* Firefox Scrollbars */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

/* =============== RESPONSIVE UTILITIES =============== */
.hidden {
  display: none !important;
}

.invisible {
  visibility: hidden !important;
}

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

/* =============== FLEX UTILITIES =============== */
.d-flex {
  display: flex !important;
}

.d-inline-flex {
  display: inline-flex !important;
}

.flex-row {
  flex-direction: row !important;
}

.flex-column {
  flex-direction: column !important;
}

.flex-wrap {
  flex-wrap: wrap !important;
}

.flex-nowrap {
  flex-wrap: nowrap !important;
}

.justify-content-start {
  justify-content: flex-start !important;
}

.justify-content-center {
  justify-content: center !important;
}

.justify-content-end {
  justify-content: flex-end !important;
}

.justify-content-between {
  justify-content: space-between !important;
}

.align-items-start {
  align-items: flex-start !important;
}

.align-items-center {
  align-items: center !important;
}

.align-items-end {
  align-items: flex-end !important;
}

.flex-grow-1 {
  flex-grow: 1 !important;
}

/* =============== SPACING UTILITIES =============== */
.m-0 { margin: 0 !important; }
.m-1 { margin: var(--space-1) !important; }
.m-2 { margin: var(--space-2) !important; }
.m-3 { margin: var(--space-3) !important; }
.m-4 { margin: var(--space-4) !important; }
.m-5 { margin: var(--space-5) !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: var(--space-1) !important; }
.p-2 { padding: var(--space-2) !important; }
.p-3 { padding: var(--space-3) !important; }
.p-4 { padding: var(--space-4) !important; }
.p-5 { padding: var(--space-5) !important; }

/* =============== TEXT UTILITIES =============== */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-tertiary { color: var(--text-tertiary) !important; }
.text-accent { color: var(--text-accent) !important; }
.text-muted { color: var(--text-muted) !important; }

.font-weight-normal { font-weight: 400 !important; }
.font-weight-medium { font-weight: 500 !important; }
.font-weight-bold { font-weight: 600 !important; }

.text-uppercase { text-transform: uppercase !important; }
.text-lowercase { text-transform: lowercase !important; }
.text-capitalize { text-transform: capitalize !important; }

/* =============== BORDER UTILITIES =============== */
.border { border: 1px solid var(--border-primary) !important; }
.border-top { border-top: 1px solid var(--border-primary) !important; }
.border-right { border-right: 1px solid var(--border-primary) !important; }
.border-bottom { border-bottom: 1px solid var(--border-primary) !important; }
.border-left { border-left: 1px solid var(--border-primary) !important; }

.border-0 { border: 0 !important; }

.rounded { border-radius: var(--border-radius-md) !important; }
.rounded-sm { border-radius: var(--border-radius-sm) !important; }
.rounded-lg { border-radius: var(--border-radius-lg) !important; }
.rounded-full { border-radius: var(--border-radius-full) !important; }

/* =============== BACKGROUND UTILITIES =============== */
.bg-primary { background: var(--bg-primary) !important; }
.bg-secondary { background: var(--bg-secondary) !important; }
.bg-tertiary { background: var(--bg-tertiary) !important; }
.bg-transparent { background: transparent !important; }

/* =============== SHADOW UTILITIES =============== */
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-none { box-shadow: none !important; }

/* =============== POSITION UTILITIES =============== */
.position-relative { position: relative !important; }
.position-absolute { position: absolute !important; }
.position-fixed { position: fixed !important; }
.position-sticky { position: sticky !important; }

/* =============== OVERFLOW UTILITIES =============== */
.overflow-hidden { overflow: hidden !important; }
.overflow-auto { overflow: auto !important; }
.overflow-scroll { overflow: scroll !important; }

/* =============== WIDTH & HEIGHT UTILITIES =============== */
.w-25 { width: 25% !important; }
.w-50 { width: 50% !important; }
.w-75 { width: 75% !important; }
.w-100 { width: 100% !important; }

.h-25 { height: 25% !important; }
.h-50 { height: 50% !important; }
.h-75 { height: 75% !important; }
.h-100 { height: 100% !important; }

/* =============== DISPLAY UTILITIES =============== */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }

/* =============== RESPONSIVE BREAKPOINTS =============== */
@media (max-width: 576px) {
  .d-sm-none { display: none !important; }
  .d-sm-block { display: block !important; }
  .text-sm-center { text-align: center !important; }
}

@media (max-width: 768px) {
  .d-md-none { display: none !important; }
  .d-md-block { display: block !important; }
  .text-md-center { text-align: center !important; }
}

@media (max-width: 992px) {
  .d-lg-none { display: none !important; }
  .d-lg-block { display: block !important; }
  .text-lg-center { text-align: center !important; }
}

@media (max-width: 1200px) {
  .d-xl-none { display: none !important; }
  .d-xl-block { display: block !important; }
  .text-xl-center { text-align: center !important; }
}