/**
 * NAS Base Styles - Clean Organized Version
 * Contains shared components, utilities, and design tokens
 * Version: 1.0.4 - Background positioned at bottom for home/index pages to show tortoises
 */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Color Palette */
  --color-primary: #1d28b9;
  --color-primary-hover: #1ed760;
  --color-primary-dark: #1aa34a;

  --color-dark: #121212;
  --color-dark-secondary: #181818;
  --color-dark-tertiary: #282828;
  --color-dark-custom: #524e4e;

  --color-text-primary: #ffffff;
  --color-text-secondary: #b3b3b3;
  --color-text-muted: #888888;
  --color-text-placeholder: rgba(255, 255, 255, 0.6);

  --color-bg-overlay: rgba(0, 0, 0, 0.5);
  --color-bg-overlay-light: rgba(0, 0, 0, 0.3);
  --color-bg-card: rgba(82, 78, 78, 0.5);
  --color-bg-card-transparent: rgba(82, 78, 78, 0.3);

  --color-border: rgba(255, 255, 255, 0.2);
  --color-border-light: rgba(255, 255, 255, 0.1);
  --color-border-focus: rgba(255, 255, 255, 0.5);

  --color-error: #ff5252;
  --color-success: #28a745;
  --color-info: #3498db;
  --color-recipe: #C4704B;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;

  /* Shadows */
  --shadow-light: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 6px 16px rgba(0, 0, 0, 0.2);
  --shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.3);

  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Border Radius */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  --border-radius-circle: 50%;

  /* Typography */
  --font-family-base: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  --font-family-alt: "Open Sans", sans-serif;

  /* Layout */
  --navbar-height: 60px;
  --footer-height: 60px;
  --player-bar-height: 85px;
  --content-max-width: 1200px;

  /* Z-index layers */
  --z-dropdown: 1000;
  --z-modal: 1050;
  --z-navbar: 1030;
  --z-footer: 1020;
  --z-player: 1010;
}

/* ===== RESET & BASE STYLES ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family-base);
  color: var(--color-text-primary);
  background-color: var(--color-dark);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
}

/* ===== DISABLE PULL-TO-REFRESH ON MOBILE (SIMPLIFIED) ===== */
html {
  overscroll-behavior: none;
  overscroll-behavior-y: none;
}

body {
  overscroll-behavior: none;
  overscroll-behavior-y: none;
  touch-action: pan-x pan-y;
}

@media (max-width: 768px) {
  html {
    overscroll-behavior-y: contain;
    -webkit-overflow-scrolling: touch;
  }

  body {
    overscroll-behavior: none;
    overscroll-behavior-y: none;
    touch-action: pan-x pan-y;
  }
}

@supports (-webkit-touch-callout: none) {
  body {
    height: -webkit-fill-available;
  }
}

@media (hover: none) and (pointer: coarse) {
  html,
  body {
    overscroll-behavior-y: none !important;
    touch-action: pan-x pan-y !important;
  }
}

/* ===== PAGE LAYOUT SYSTEM ===== */
body.page-home,
body.page-index,
body.page-family-tree,
body.page-music,
body.page-photos,
body.page-recipes {
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  box-sizing: border-box;
}

/* Special positioning for home and index pages to show tortoises at bottom */
body.page-home,
body.page-index {
  background-position: center bottom;
}

/* Page backgrounds - Desktop/Landscape */
.page-home {
  background-image: url(/img/webp/sonoran_desert.webp);
}
.page-family-tree {
  background-image: url(/img/webp/svenstadsvagen_202.webp);
}
.page-index {
  background-image: url(/img/webp/sonoran_desert.webp);
}
.page-music {
  background-image: url(/img/webp/midcentury_livingroom.webp);
}
.page-recipes {
  background-image: url(/img/webp/recipe_background.webp);
}
.page-photos {
  background-image: url(/img/webp/american_gothic_gorey.webp);
}

/* Mobile Portrait Backgrounds - Only for home and index pages */
@media (max-width: 768px) and (orientation: portrait) {
  .page-home {
    background-image: url(/img/webp/tucson_desert_background_mobile.webp);
  }
  
  .page-index {
    background-image: url(/img/webp/tucson_desert_background_mobile.webp);
  }
}

/* Layout components */
.main-content-wrapper {
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
  padding-top: var(--navbar-height);
  padding-bottom: var(--footer-height);
  min-height: calc(100vh - var(--navbar-height) - var(--footer-height));
}

.page-home .main-content-wrapper {
  justify-content: center;
  align-items: center;
}

.container {
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

.container-fluid {
  flex: 1 0 auto;
}

/* ===== STICKY NAVBAR ===== */
.navbar,
nav.navbar,
header .navbar {
  position: fixed !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  z-index: var(--z-navbar) !important;
  flex-shrink: 0 !important;
  background-color: var(--color-bg-card) !important;
  border: none !important;
  padding: var(--spacing-md) var(--spacing-xl) !important;
  margin-bottom: 10px !important;
  width: 100% !important;
  backdrop-filter: blur(15px) !important;
  height: var(--navbar-height) !important;
  box-shadow: var(--shadow-medium) !important;
  display: flex !important;
  align-items: center !important;
}

.navbar .container,
.navbar .container-lg,
.navbar .container-fluid {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  width: 100% !important;
  max-width: var(--content-max-width) !important;
  margin: 0 auto !important;
  padding: 0 var(--spacing-md) !important;
  flex-wrap: nowrap !important;
}

.navbar-brand {
  color: var(--color-text-primary) !important;
  font-weight: 700 !important;
  font-size: 1.25rem !important;
  text-decoration: none !important;
  display: flex !important;
  align-items: center !important;
  gap: var(--spacing-sm) !important;
  flex: 0 0 auto !important;
  order: 0 !important;
}

.navbar-collapse {
  flex: 1 !important;
  order: 1 !important;
}

.navbar-toggler {
  flex: 0 0 auto !important;
  order: 2 !important;
  margin-left: auto !important;
  border: 1px solid var(--color-border) !important;
  color: var(--color-text-primary) !important;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.logout-btn {
  flex: 0 0 auto !important;
  order: 3 !important;
  margin-left: var(--spacing-sm) !important;
}

.navbar-nav .nav-link {
  color: var(--color-text-secondary) !important;
  font-weight: 500 !important;
  transition: color var(--transition-fast) !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  display: flex !important;
  align-items: center !important;
  gap: var(--spacing-xs) !important;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--color-text-primary) !important;
}

@media (min-width: 992px) {
  .navbar-collapse {
    display: flex !important;
    flex: 1 !important;
    align-items: center !important;
    justify-content: flex-end !important;
  }

  .navbar-nav {
    display: flex !important;
    align-items: center !important;
    flex-direction: row !important;
    margin: 0 !important;
    margin-left: auto !important;
  }

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

@media (max-width: 991.98px) {
  .navbar-collapse {
    background-color: rgba(18, 18, 18, 0.95) !important;
    backdrop-filter: blur(20px) !important;
    border: 2px solid var(--color-border) !important;
    border-radius: var(--border-radius-md) !important;
    margin-top: 0 !important;
    position: absolute !important;
    top: 100% !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    padding: var(--spacing-lg) var(--spacing-md) !important;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.8) !important;
    z-index: var(--z-dropdown) !important;
  }

  .navbar-nav {
    display: flex !important;
    flex-direction: column !important;
    gap: var(--spacing-sm) !important;
    width: 100% !important;
  }

  .navbar-nav .nav-link {
    padding: var(--spacing-md) var(--spacing-lg) !important;
    border-radius: var(--border-radius-md) !important;
    margin-bottom: var(--spacing-xs) !important;
    width: 100% !important;
    text-align: left !important;
    font-size: 1.1rem !important;
    font-weight: 600 !important;
    color: var(--color-text-primary) !important;
    background-color: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    transition: all var(--transition-fast) !important;
  }

  .navbar-nav .nav-link:hover,
  .navbar-nav .nav-link.active {
    background-color: var(--color-primary) !important;
    color: var(--color-text-primary) !important;
    border-color: var(--color-primary) !important;
    transform: translateX(4px) !important;
  }

  .navbar-toggler {
    position: relative !important;
    z-index: calc(var(--z-dropdown) + 1) !important;
  }

  .navbar .container,
  .navbar .container-lg,
  .navbar .container-fluid {
    position: relative !important;
  }
}

/* ===== STICKY FOOTER ===== */
footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: var(--z-footer);
  flex-shrink: 0;
  background-color: var(--bg-card);
  color: var(--color-text-primary);
  padding: var(--spacing-lg) 0;
  height: var(--footer-height);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(15px);
  display: flex;
  align-items: center;
}

/* ===== BUTTON COMPONENTS ===== */
.btn {
  border-radius: var(--border-radius-lg) !important;
  font-weight: 600 !important;
  padding: var(--spacing-md) var(--spacing-lg) !important;
  font-size: 1rem !important;
  border-width: 2px !important;
  min-height: 48px !important;
  transition: all var(--transition-normal) !important;
  backdrop-filter: blur(10px) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: var(--spacing-sm) !important;
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary {
  background-color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  color: var(--color-text-primary) !important;
  box-shadow: var(--shadow-light) !important;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover) !important;
  color: var(--color-text-primary) !important;
  transform: translateY(-2px) !important;
  box-shadow: var(--shadow-medium) !important;
}

.btn-outline-light {
  background-color: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.btn-outline-light:hover {
  background-color: var(--color-bg-overlay-light);
  border-color: var(--color-border-focus);
  color: var(--color-text-primary);
}

.btn-outline-primary {
  background: rgba(255, 255, 255, 0.1) !important;
  border-color: var(--color-primary) !important;
  color: var(--color-primary) !important;
  backdrop-filter: blur(10px) !important;
}

.btn-outline-primary:hover {
  background: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  color: var(--color-text-primary) !important;
  transform: translateY(-2px) !important;
}

.btn-sm,
.logout-btn,
.navbar .btn {
  min-height: 38px !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  font-size: 0.875rem !important;
  border-width: 1px !important;
  border-radius: var(--border-radius-md) !important;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* ===== FORM COMPONENTS ===== */
.form-control,
.form-select,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="number"],
textarea,
select {
  background: rgba(82, 78, 78, 0.8) !important;
  border: 2px solid var(--color-border) !important;
  border-radius: var(--border-radius-lg) !important;
  color: var(--color-text-primary) !important;
  font-size: 1rem !important;
  font-weight: 500 !important;
  padding: var(--spacing-md) var(--spacing-lg) !important;
  min-height: 48px !important;
  transition: all var(--transition-normal) !important;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1) !important;
  backdrop-filter: blur(10px) !important;
}

.form-control:focus,
.form-select:focus,
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="search"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  border-color: var(--color-primary) !important;
  box-shadow: var(--shadow-light) !important;
  background: rgba(82, 78, 78, 0.95) !important;
  outline: none !important;
  transform: translateY(-1px) !important;
}

.form-control::placeholder,
input::placeholder,
textarea::placeholder {
  color: rgba(255, 255, 255, 0.6) !important;
  font-style: italic !important;
  font-weight: 400 !important;
}

.form-control:focus::placeholder,
input:focus::placeholder,
textarea:focus::placeholder {
  color: rgba(255, 255, 255, 0.8) !important;
}

.form-label,
label {
  color: var(--color-text-primary) !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
  margin-bottom: var(--spacing-sm) !important;
  letter-spacing: 0.5px !important;
  display: flex !important;
  align-items: center !important;
  gap: var(--spacing-xs) !important;
}

.form-label i,
label i {
  color: var(--color-text-secondary) !important;
  font-size: 1.1rem !important;
}

.form-control.is-valid,
.form-select.is-valid {
  border-color: var(--color-success) !important;
  box-shadow: var(--shadow-light) !important;
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: var(--color-error) !important;
  box-shadow: var(--shadow-light) !important;
}

.valid-feedback {
  color: var(--color-success) !important;
  font-weight: 500 !important;
  margin-top: var(--spacing-xs) !important;
}

.invalid-feedback {
  color: var(--color-error) !important;
  font-weight: 500 !important;
  margin-top: var(--spacing-xs) !important;
}

.input-group .input-group-text {
  background: rgba(82, 78, 78, 0.9) !important;
  border: 2px solid var(--color-border) !important;
  border-right: none !important;
  color: var(--color-text-secondary) !important;
  font-weight: 500 !important;
  backdrop-filter: blur(10px) !important;
  border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg) !important;
  min-height: 48px !important;
  display: flex !important;
  align-items: center !important;
  padding: var(--spacing-md) var(--spacing-lg) !important;
}

.input-group .form-control:first-child {
  border-right: none !important;
  border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg) !important;
}

.input-group .input-group-text + .form-control {
  border-left: none !important;
  border-right: none !important;
  border-radius: 0 !important;
}

.input-group > .btn,
.input-group > button {
  border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0 !important;
  background: rgba(82, 78, 78, 0.9) !important;
  border: 2px solid var(--color-border) !important;
  border-left: none !important;
  color: var(--color-text-secondary) !important;
  min-height: 48px !important;
  padding: var(--spacing-md) var(--spacing-lg) !important;
}

.input-group > .btn:hover,
.input-group > button:hover {
  background: rgba(82, 78, 78, 1) !important;
  color: var(--color-text-primary) !important;
}

.form-select,
select {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23ffffff' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e") !important;
  background-position: right var(--spacing-md) center !important;
  background-repeat: no-repeat !important;
  background-size: 16px 12px !important;
  padding-right: 3rem !important;
}

.form-select:focus,
select:focus {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%231db954' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e") !important;
}

.form-select option,
select option {
  background-color: var(--color-dark-custom) !important;
  color: var(--color-text-primary) !important;
  padding: var(--spacing-sm) !important;
}

textarea.form-control {
  resize: vertical !important;
  min-height: 120px !important;
  line-height: 1.6 !important;
}

.form-check-input {
  background-color: var(--color-bg-overlay-light) !important;
  border: 1px solid var(--color-border) !important;
  border-radius: 0.25rem !important;
  vertical-align: middle !important;
  cursor: pointer !important;
}

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

.form-check-input:focus {
  border-color: var(--color-primary) !important;
  box-shadow: var(--shadow-light) !important;
}

input[type="radio"].form-check-input {
  border-radius: 50% !important;
}

.form-check-label {
  cursor: pointer !important;
  user-select: none !important;
  margin-left: 0.5rem !important;
}

.form-check {
  display: flex !important;
  align-items: flex-start !important;
  gap: 0.5rem !important;
}

.form-check .form-check-input {
  margin-top: 0.125rem !important;
  flex-shrink: 0 !important;
}

.form-check .form-check-label {
  margin-left: 0 !important;
  line-height: 1.5 !important;
}

/* ===== CARD COMPONENTS ===== */
.card {
  background-color: var(--color-bg-card-transparent);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-light);
  transition: all var(--transition-normal);
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  border-color: var(--color-border-focus);
}

.card-body {
  padding: var(--spacing-lg);
  color: var(--color-text-primary);
}

.card-title {
  color: var(--color-text-primary);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
}

.card-text {
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===== MODAL COMPONENTS ===== */
.modal-content {
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  color: var(--color-text-primary);
  backdrop-filter: blur(20px);
}

.modal-header,
.modal-footer {
  border-color: var(--color-border-light);
}

.modal-header .btn-close {
  filter: invert(1);
}

/* ===== DROPDOWN COMPONENTS ===== */
.dropdown-menu {
  background-color: var(--color-bg-card) !important;
  backdrop-filter: blur(15px) !important;
  border: 1px solid var(--color-border) !important;
  border-radius: var(--border-radius-md) !important;
  box-shadow: var(--shadow-medium) !important;
  padding: var(--spacing-sm) !important;
}

.dropdown-item {
  color: var(--color-text-primary) !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  border-radius: var(--border-radius-sm) !important;
  margin-bottom: 2px !important;
}

.dropdown-item:hover,
.dropdown-item:focus {
  background-color: var(--color-bg-overlay-light) !important;
  color: var(--color-primary) !important;
}

.dropdown-divider {
  border-color: var(--color-border) !important;
  margin: var(--spacing-xs) 0 !important;
}

.dropdown-toggle::after {
  color: var(--color-text-primary) !important;
}

/* ===== SEARCH COMPONENT ===== */
.search-box {
  display: flex;
  align-items: center;
  background-color: var(--color-bg-card-transparent);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-sm) var(--spacing-lg);
  padding-top: 10px;
  padding-bottom: 10px;
  transition: all var(--transition-fast);
  max-width: 400px;
  width: 400px;
  backdrop-filter: blur(15px);
}

.search-box:focus-within {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-light);
  transform: translateY(-2px);
}

.search-box input {
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  flex: 1;
  margin-left: var(--spacing-sm);
  outline: none;
  font-weight: 500;
}

.search-box input::placeholder {
  color: var(--color-text-secondary);
  font-style: italic;
}

.search-box i {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.search-box:focus-within i {
  color: var(--color-primary);
}

/* ===== LOADING STATES ===== */
.loading-container {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xxl);
}

.spinner,
.spinner-border {
  width: 3rem;
  height: 3rem;
  border: 0.25rem solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: var(--border-radius-circle);
  animation: spin 1s linear infinite;
}

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

/* ===== NOTIFICATION COMPONENT ===== */
.notification {
  position: fixed;
  top: calc(var(--navbar-height) + var(--spacing-lg));
  right: var(--spacing-lg);
  background-color: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-heavy);
  color: var(--color-text-primary);
  padding: var(--spacing-md) var(--spacing-lg);
  z-index: var(--z-modal);
  opacity: 0;
  transform: translateY(-20px);
  transition: all var(--transition-normal);
  max-width: 400px;
  backdrop-filter: blur(15px);
}

.notification.show {
  opacity: 1;
  transform: translateY(0);
}
.notification.success {
  border-left: 4px solid var(--color-success);
}
.notification.error {
  border-left: 4px solid var(--color-error);
}
.notification.info {
  border-left: 4px solid var(--color-info);
}

/* ===== ALERT COMPONENTS ===== */
.alert {
  border-radius: var(--border-radius-lg);
  border: none;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-light);
  padding: var(--spacing-md) var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.alert-success {
  background-color: var(--color-bg-card-transparent);
  border-left: 4px solid var(--color-success);
  color: var(--color-text-primary);
}

.alert-danger {
  background-color: var(--color-bg-card-transparent);
  border-left: 4px solid var(--color-error);
  color: var(--color-text-primary);
}

.alert-info {
  background-color: var(--color-bg-card-transparent);
  border-left: 4px solid var(--color-info);
  color: var(--color-text-primary);
}

.alert-warning {
  background-color: var(--color-bg-card-transparent);
  border-left: 4px solid #ffc107;
  color: var(--color-text-primary);
}

/* ===== AUTH CONTAINER ===== */
.auth-container {
  flex: 1 0 auto;
  min-height: calc(100vh - var(--navbar-height) - var(--footer-height));
  padding-top: var(--navbar-height);
  padding-bottom: calc(var(--footer-height) + 2rem);
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-form {
  background-color: var(--color-bg-card-transparent);
  border-radius: var(--border-radius-lg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  position: relative;
  width: 100%;
  max-width: 400px;
}

/* ===== HOME PAGE SPECIFIC ===== */
.min-vh-75 {
  min-height: 75vh;
}

.page-home .card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.page-home .card:hover i {
  transform: scale(1.1);
  transition: transform var(--transition-normal);
}

.page-home .card.bg-primary:hover {
  background: linear-gradient(135deg, rgba(13, 110, 253, 0.4), rgba(13, 110, 253, 0.2));
}

.page-home .card.bg-success:hover {
  background: linear-gradient(135deg, rgba(25, 135, 84, 0.4), rgba(25, 135, 84, 0.2));
}

.page-home .card.bg-warning:hover {
  background: linear-gradient(135deg, rgba(255, 193, 7, 0.4), rgba(255, 193, 7, 0.2));
}

/* ===== SPECIFIC PAGE OVERRIDES ===== */
.tree-controls .form-control,
.tree-controls .form-select {
  background: rgba(255, 255, 255, 0.95) !important;
  color: var(--color-dark) !important;
  border-color: var(--color-border) !important;
}

.tree-controls .form-control:focus,
.tree-controls .form-select:focus {
  background: white !important;
  color: var(--color-dark) !important;
}

.tree-controls .form-control::placeholder {
  color: rgba(0, 0, 0, 0.6) !important;
}

#searchSection .form-control,
#searchSection .form-select,
.enhanced-search-container .form-control {
  background: rgba(82, 78, 78, 0.9) !important;
  border-width: 2px !important;
  font-weight: 500 !important;
}

.col-search-30 .form-control,
.col-search-10 .form-select {
  width: 100% !important;
  height: 48px !important;
}

.folder-navigation .form-control {
  background: rgba(82, 78, 78, 0.9) !important;
  border-width: 2px !important;
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-dark-secondary);
  border-radius: var(--border-radius-sm);
}

::-webkit-scrollbar-thumb {
  background: #4a4a4a;
  border-radius: var(--border-radius-sm);
}

::-webkit-scrollbar-thumb:hover {
  background: #606060;
}

/* ===== UTILITY CLASSES ===== */
.text-primary {
  color: var(--color-text-primary);
}
.text-secondary {
  color: var(--color-text-secondary);
}
.text-muted {
  color: var(--color-text-muted);
}
.text-success {
  color: var(--color-success);
}
.text-error {
  color: var(--color-error);
}
.text-center {
  text-align: center;
}

.bg-transparent {
  background-color: transparent;
}
.bg-overlay {
  background-color: var(--color-bg-overlay);
}

.d-flex {
  display: flex;
}
.d-grid {
  display: grid;
}
.d-none {
  display: none;
}
.d-block {
  display: block;
}

.align-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}

.flex-1 {
  flex: 1;
}
.flex-wrap {
  flex-wrap: wrap;
}
.flex-nowrap {
  flex-wrap: nowrap;
}

.gap-sm {
  gap: var(--spacing-sm);
}
.gap-md {
  gap: var(--spacing-md);
}
.gap-lg {
  gap: var(--spacing-lg);
}

.mt-auto {
  margin-top: auto;
}
.mb-auto {
  margin-bottom: auto;
}
.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

.w-100 {
  width: 100%;
}
.h-100 {
  height: 100%;
}

.cursor-pointer {
  cursor: pointer;
}

/* ===== MOBILE RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  :root {
    --navbar-height: 50px;
    --footer-height: 60px;
    --player-bar-height: 70px;
  }

  .main-content-wrapper {
    padding-top: var(--navbar-height);
    padding-bottom: var(--footer-height);
    min-height: calc(100vh - var(--navbar-height) - var(--footer-height));
  }

  .container {
    padding: 0 var(--spacing-sm);
  }

  .navbar,
  nav.navbar,
  header .navbar {
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    margin-bottom: 5px !important;
    height: var(--navbar-height) !important;
  }

  .navbar .container,
  .navbar .container-lg,
  .navbar .container-fluid {
    padding: 0 var(--spacing-xs) !important;
  }

  .navbar-toggler {
    margin-left: auto !important;
    margin-right: var(--spacing-xs) !important;
  }

  .logout-btn {
    margin-left: var(--spacing-xs) !important;
  }

  footer {
    height: var(--footer-height);
    padding: var(--spacing-sm) 0;
  }

  .search-box {
    max-width: 100%;
    width: 100%;
    margin-bottom: var(--spacing-md);
  }

  .btn {
    padding: 0.625rem 1.25rem;
    min-height: 44px;
  }

  .card-body {
    padding: var(--spacing-md);
  }

  .page-music .main-content-wrapper {
    padding-bottom: var(--player-bar-height) !important;
    min-height: calc(100vh - var(--navbar-height) - var(--player-bar-height)) !important;
  }

  .auth-container {
    padding-bottom: 1rem;
    min-height: calc(100vh - var(--navbar-height) - var(--footer-height));
    align-items: flex-start;
    padding-top: calc(var(--navbar-height) + 1rem);
  }

  .auth-form {
    margin-top: 0;
    margin-bottom: 1rem;
  }

  .page-home .main-content-wrapper {
    padding-top: calc(var(--navbar-height) + 0.5rem);
    padding-bottom: calc(var(--footer-height) + 0.5rem);
  }

  .page-home .min-vh-75 {
    min-height: 50vh;
  }

  .page-home .display-4 {
    font-size: 2.5rem;
  }

  .page-home .card-body {
    padding: 2rem;
  }

  .page-home .fa-3x {
    font-size: 2rem;
  }

  .notification {
    top: calc(var(--navbar-height) + var(--spacing-sm));
    right: var(--spacing-sm);
    left: var(--spacing-sm);
    max-width: none;
  }

  .page-family-tree .tree-controls .row {
    gap: var(--spacing-sm);
  }

  .page-family-tree .tree-controls .col-md-3 {
    margin-bottom: var(--spacing-sm);
  }

  .dropdown-menu {
    position: absolute !important;
    z-index: var(--z-dropdown) !important;
    min-width: 200px !important;
  }

  .form-control,
  .form-select,
  input:not([type="checkbox"]):not([type="radio"]),
  textarea,
  select {
    font-size: 1rem !important;
    min-height: 50px !important;
    padding: var(--spacing-md) var(--spacing-lg) !important;
  }

  .btn {
    min-height: 50px !important;
    padding: var(--spacing-md) var(--spacing-xl) !important;
    font-size: 1.1rem !important;
  }

  .btn-sm,
  .logout-btn,
  .navbar .btn {
    min-height: 42px !important;
    padding: var(--spacing-sm) var(--spacing-md) !important;
    font-size: 0.875rem !important;
  }

  .form-check-input,
  input[type="checkbox"],
  input[type="radio"] {
    width: 1.25rem !important;
    height: 1.25rem !important;
    min-height: auto !important;
    padding: 0 !important;
    margin-top: 0.125rem !important;
    flex-shrink: 0 !important;
  }

  .form-check {
    position: relative !important;
    min-height: 44px !important;
    display: flex !important;
    align-items: center !important;
  }

  .form-check-input::before {
    content: "" !important;
    position: absolute !important;
    top: -12px !important;
    left: -12px !important;
    right: -12px !important;
    bottom: -12px !important;
    border-radius: 50% !important;
    pointer-events: none !important;
  }

  .form-check-label {
    padding: 0.75rem 0 !important;
    line-height: 1.4 !important;
  }

  .input-group {
    display: flex !important;
    flex-wrap: nowrap !important;
    align-items: stretch !important;
    width: 100% !important;
    position: relative !important;
  }

  .input-group .form-control {
    flex: 1 1 auto !important;
    min-height: 50px !important;
    height: 50px !important;
    max-height: 50px !important;
    font-size: 1rem !important;
    padding: 0.75rem 1rem !important;
    margin: 0 !important;
    border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg) !important;
    line-height: 1.5 !important;
    box-sizing: border-box !important;
  }

  .input-group .btn,
  .input-group .btn-outline-secondary,
  .input-group button {
    flex: 0 0 auto !important;
    min-height: 50px !important;
    height: 50px !important;
    max-height: 50px !important;
    width: 50px !important;
    min-width: 50px !important;
    max-width: 50px !important;
    padding: 0 !important;
    margin: 0 !important;
    font-size: 1rem !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: 0 var(--border-radius-lg) var(--border-radius-lg) 0 !important;
    line-height: 1 !important;
    box-sizing: border-box !important;
  }

  .input-group .btn i,
  .input-group .btn-outline-secondary i,
  .input-group button i {
    font-size: 1rem !important;
    line-height: 1 !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .input-group .form-control:not(:last-child) {
    border-right: none !important;
  }

  .input-group .btn:not(:first-child),
  .input-group .btn-outline-secondary:not(:first-child),
  .input-group button:not(:first-child) {
    border-left: none !important;
  }

  .modal-content .position-absolute .btn {
    display: none !important;
  }

  .modal-footer .btn {
    min-height: 36px !important;
    padding: 0.5rem 0.75rem !important;
    font-size: 0.875rem !important;
    flex: 0 0 auto !important;
  }

  .modal-footer {
    flex-wrap: nowrap !important;
    justify-content: space-between !important;
    gap: 0.5rem !important;
  }

  #footerPrevBtn,
  #footerNextBtn {
    min-width: 80px !important;
    white-space: nowrap !important;
  }

  .modal-footer .btn-primary,
  .modal-footer .btn-secondary {
    min-height: 36px !important;
    padding: 0.5rem 0.75rem !important;
    font-size: 0.875rem !important;
  }

  .input-group > .form-control:not(:last-child),
  .input-group > .form-select:not(:last-child),
  .input-group > .form-floating:not(:last-child) > .form-control,
  .input-group > .form-floating:not(:last-child) > .form-select {
    border-top-right-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
    height: 50px !important;
    max-height: 50px !important;
  }

  .input-group > .btn:not(:first-child),
  .input-group > .dropdown-toggle:not(:first-child),
  .input-group > .form-floating:not(:first-child) > .form-control,
  .input-group > .form-floating:not(:first-child) > .form-select {
    border-top-left-radius: 0 !important;
    border-bottom-left-radius: 0 !important;
    height: 50px !important;
    max-height: 50px !important;
  }
}

@media (max-width: 576px) {
  .form-control,
  .form-select,
  input:not([type="checkbox"]):not([type="radio"]),
  textarea,
  select {
    min-height: 48px !important;
    padding: var(--spacing-sm) var(--spacing-md) !important;
  }

  .btn {
    width: 100% !important;
    min-height: 48px !important;
  }

  .btn-sm,
  .logout-btn,
  .navbar .btn {
    width: auto !important;
    min-height: 38px !important;
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    font-size: 0.8rem !important;
  }

  .form-check-input,
  input[type="checkbox"],
  input[type="radio"] {
    width: 1.1rem !important;
    height: 1.1rem !important;
  }

  .input-group .form-control {
    min-height: 48px !important;
    height: 48px !important;
    max-height: 48px !important;
    padding: 0.625rem 0.875rem !important;
  }

  .input-group .btn,
  .input-group .btn-outline-secondary,
  .input-group button {
    min-height: 48px !important;
    height: 48px !important;
    max-height: 48px !important;
    width: 48px !important;
    min-width: 48px !important;
    max-width: 48px !important;
  }

  .modal-footer .btn {
    min-height: 32px !important;
    padding: 0.375rem 0.5rem !important;
    font-size: 0.75rem !important;
  }

  #footerPrevBtn,
  #footerNextBtn {
    min-width: 70px !important;
  }

  .modal-footer {
    flex-wrap: wrap !important;
    gap: 0.25rem !important;
  }

  #footerPrevBtn,
  #footerNextBtn {
    order: 1 !important;
    flex: 1 1 45% !important;
  }

  .modal-footer .btn-primary,
  .modal-footer .btn-secondary {
    order: 2 !important;
    flex: 1 1 45% !important;
  }

  .input-group > .form-control:not(:last-child),
  .input-group > .form-select:not(:last-child),
  .input-group > .form-floating:not(:last-child) > .form-control,
  .input-group > .form-floating:not(:last-child) > .form-select,
  .input-group > .btn:not(:first-child),
  .input-group > .dropdown-toggle:not(:first-child),
  .input-group > .form-floating:not(:first-child) > .form-control,
  .input-group > .form-floating:not(:first-child) > .form-select {
    height: 48px !important;
    max-height: 48px !important;
  }
}

@media (max-width: 480px) {
  :root {
    --navbar-height: 45px;
    --footer-height: 50px;
    --player-bar-height: 60px;
  }

  .container {
    padding: 0 var(--spacing-xs);
  }

  .navbar,
  nav.navbar,
  header .navbar {
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    margin-bottom: 3px !important;
    height: var(--navbar-height) !important;
  }

  .navbar .container,
  .navbar .container-lg,
  .navbar .container-fluid {
    padding: 0 var(--spacing-xs) !important;
  }

  .navbar-brand {
    font-size: 1rem !important;
  }

  .btn {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
  }

  footer {
    height: var(--footer-height);
    padding: var(--spacing-xs) 0;
  }

  .main-content-wrapper {
    padding-top: var(--navbar-height);
    padding-bottom: var(--footer-height);
  }

  .page-music .main-content-wrapper {
    padding-bottom: var(--player-bar-height) !important;
    min-height: calc(100vh - var(--navbar-height) - var(--player-bar-height)) !important;
  }

  .page-home .main-content-wrapper {
    padding-top: calc(var(--navbar-height) + 0.25rem);
    padding-bottom: calc(var(--footer-height) + 0.25rem);
  }

  .page-home .min-vh-75 {
    min-height: 40vh;
  }

  .page-family-tree .container-lg {
    padding-left: var(--spacing-xs);
    padding-right: var(--spacing-xs);
  }

  .tree-controls,
  .gedcom-stats,
  .tree-legend {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
  }

  .family-tree-container {
    min-height: 400px;
    margin-bottom: var(--spacing-md);
  }

  .dropdown-menu {
    left: 0 !important;
    right: 0 !important;
    min-width: auto !important;
    margin-left: var(--spacing-sm) !important;
    margin-right: var(--spacing-sm) !important;
  }

  .auth-container {
    padding-top: calc(var(--navbar-height) + 0.5rem);
    padding-bottom: calc(var(--footer-height) + 0.5rem);
  }

  .auth-form {
    max-width: calc(100vw - 2rem);
    margin: 0 1rem;
  }

  .input-group .form-control {
    min-height: 44px !important;
    height: 44px !important;
    max-height: 44px !important;
    padding: 0.5rem 0.75rem !important;
    font-size: 0.9rem !important;
  }

  .input-group .btn,
  .input-group .btn-outline-secondary,
  .input-group button {
    min-height: 44px !important;
    height: 44px !important;
    max-height: 44px !important;
    width: 44px !important;
    min-width: 44px !important;
    max-width: 44px !important;
    font-size: 0.875rem !important;
  }

  .input-group .btn i,
  .input-group .btn-outline-secondary i,
  .input-group button i {
    font-size: 0.875rem !important;
  }

  .input-group > .form-control:not(:last-child),
  .input-group > .form-select:not(:last-child),
  .input-group > .form-floating:not(:last-child) > .form-control,
  .input-group > .form-floating:not(:last-child) > .form-select,
  .input-group > .btn:not(:first-child),
  .input-group > .dropdown-toggle:not(:first-child),
  .input-group > .form-floating:not(:first-child) > .form-control,
  .input-group > .form-floating:not(:first-child) > .form-select {
    height: 44px !important;
    max-height: 44px !important;
  }
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top-button {
  position: fixed;
  bottom: 100px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.back-to-top-button.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
  background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.back-to-top-button:active {
  transform: translateY(-1px);
}

.page-music .back-to-top-button {
  bottom: calc(var(--player-bar-height) + 30px);
}

@media (max-width: 768px) {
  .back-to-top-button {
    bottom: 80px;
    right: 20px;
    width: 45px;
    height: 45px;
    font-size: 18px;
  }

  .page-music .back-to-top-button {
    bottom: calc(var(--player-bar-height) + 20px);
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    transition-duration: 0.01ms;
  }

  .form-control,
  .form-select,
  input,
  textarea,
  select,
  .btn {
    transition: none !important;
    transform: none !important;
  }
}

button:focus-visible,
.btn:focus-visible,
.form-control:focus-visible,
.nav-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.form-control:focus-visible,
.form-select:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-primary) !important;
  outline-offset: 2px !important;
}

@media (prefers-contrast: high) {
  :root {
    --color-border: rgba(255, 255, 255, 0.8);
    --color-text-secondary: #ffffff;
  }

  .form-control,
  .form-select,
  input,
  textarea,
  select {
    border-width: 3px !important;
    background: var(--color-dark) !important;
  }
}

/* ===== HOME PAGE RECIPE CARD ===== */
.page-home .bg-recipe {
  background-color: var(--color-recipe) !important;
}

.page-home .border-recipe {
  border-color: var(--color-recipe) !important;
}

/* ===== PRINT STYLES ===== */
@media print {
  .navbar,
  footer,
  .modal,
  .notification {
    display: none;
  }

  body {
    background: white;
    color: black;
  }

  .main-content-wrapper {
    padding-top: 0;
    padding-bottom: 0;
  }
}