/* ============================================================
   dz4like2 - Main Frontend Styles
   Description: Global styles with RTL support (Arabic, French, English)
   Version: 1.0.0
   Compatible with Bootstrap 5 and Bootstrap Icons
   ============================================================ */

/* -------------------- CSS Variables ------------------------ */
:root {
  /* Brand Colors */
  --dz-primary: #0d6efd;
  --dz-primary-dark: #0a58ca;
  --dz-primary-light: #cfe2ff;
  --dz-secondary: #6c757d;
  --dz-success: #198754;
  --dz-warning: #ffc107;
  --dz-danger: #dc3545;
  --dz-info: #0dcaf0;

  /* Accent (Algerian green / red) */
  --dz-green: #198754;
  --dz-red: #dc3545;
  --dz-gold: #ffc107;

  /* Backgrounds */
  --dz-bg-body: #f8f9fa;
  --dz-bg-white: #ffffff;
  --dz-bg-light: #f1f3f5;
  --dz-bg-dark: #212529;

  /* Text */
  --dz-text-primary: #212529;
  --dz-text-secondary: #495057;
  --dz-text-muted: #6c757d;
  --dz-text-white: #ffffff;

  /* Borders */
  --dz-border-color: #dee2e6;
  --dz-border-radius: 0.5rem;
  --dz-border-radius-sm: 0.375rem;
  --dz-border-radius-lg: 0.75rem;
  --dz-border-radius-pill: 50rem;

  /* Shadows */
  --dz-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --dz-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  --dz-shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);

  /* Fonts */
  --dz-font-family-ar: 'Tajawal', 'Cairo', sans-serif;
  --dz-font-family-fr: 'Poppins', 'Segoe UI', sans-serif;
  --dz-font-family-base: 'Tajawal', 'Poppins', sans-serif;
  --dz-font-size-base: 1rem;
  --dz-font-size-sm: 0.875rem;
  --dz-font-size-lg: 1.25rem;
  --dz-font-weight-normal: 400;
  --dz-font-weight-medium: 500;
  --dz-font-weight-bold: 700;

  /* Spacing */
  --dz-spacer: 1rem;
  --dz-spacer-sm: 0.5rem;
  --dz-spacer-lg: 2rem;

  /* Transitions */
  --dz-transition: all 0.3s ease;
}

/* -------------------- Global Base -------------------------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: var(--dz-font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--dz-font-family-base);
  background-color: var(--dz-bg-body);
  color: var(--dz-text-primary);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Direction adjustments for RTL */
html[dir="rtl"] body {
  font-family: var(--dz-font-family-ar);
}

html[dir="ltr"] body {
  font-family: var(--dz-font-family-fr);
}

/* Links */
a {
  color: var(--dz-primary);
  text-decoration: none;
  transition: var(--dz-transition);
}

a:hover {
  color: var(--dz-primary-dark);
  text-decoration: underline;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--dz-font-weight-bold);
  line-height: 1.3;
  margin-bottom: 0.5rem;
  color: var(--dz-text-primary);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

/* Paragraphs */
p {
  margin-bottom: 1rem;
  color: var(--dz-text-secondary);
}

/* Lists */
ul, ol {
  padding-right: 1.5rem;
  padding-left: 0;
}

html[dir="rtl"] ul,
html[dir="rtl"] ol {
  padding-right: 1.5rem;
  padding-left: 0;
}

html[dir="ltr"] ul,
html[dir="ltr"] ol {
  padding-right: 0;
  padding-left: 1.5rem;
}

/* -------------------- Buttons ------------------------------ */
.btn {
  border-radius: var(--dz-border-radius);
  font-weight: var(--dz-font-weight-medium);
  padding: 0.55rem 1.25rem;
  transition: var(--dz-transition);
  border: 1px solid transparent;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--dz-shadow-sm);
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--dz-primary-dark);
  border-color: var(--dz-primary-dark);
}

.btn-outline-primary {
  color: var(--dz-primary);
  border-color: var(--dz-primary);
}

.btn-outline-primary:hover {
  background-color: var(--dz-primary);
  border-color: var(--dz-primary);
  color: white;
}

.btn-success {
  background-color: var(--dz-success);
  border-color: var(--dz-success);
}

.btn-danger {
  background-color: var(--dz-danger);
  border-color: var(--dz-danger);
}

.btn-warning {
  background-color: var(--dz-warning);
  border-color: var(--dz-warning);
  color: #212529;
}

.btn-outline-secondary:hover {
  background-color: var(--dz-secondary);
  color: white;
}

.btn-lg {
  padding: 0.75rem 1.75rem;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.875rem;
}

.btn-pill {
  border-radius: var(--dz-border-radius-pill);
}

/* -------------------- Forms -------------------------------- */
.form-control {
  border-radius: var(--dz-border-radius-sm);
  border: 1px solid var(--dz-border-color);
  padding: 0.55rem 0.9rem;
  transition: var(--dz-transition);
  background-color: var(--dz-bg-white);
}

.form-control:focus {
  border-color: var(--dz-primary);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

.form-label {
  font-weight: var(--dz-font-weight-medium);
  margin-bottom: 0.4rem;
  color: var(--dz-text-secondary);
}

.input-group-text {
  background-color: var(--dz-bg-light);
  border-color: var(--dz-border-color);
  border-radius: var(--dz-border-radius-sm);
}

.form-check-input:focus {
  border-color: var(--dz-primary);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

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

.form-select {
  border-radius: var(--dz-border-radius-sm);
  border-color: var(--dz-border-color);
  padding: 0.55rem 0.9rem;
}

.form-select:focus {
  border-color: var(--dz-primary);
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

/* Helpers for errors */
.invalid-feedback {
  display: block;
  color: var(--dz-danger);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* -------------------- Navbar ------------------------------- */
.navbar {
  background-color: var(--dz-bg-white);
  box-shadow: var(--dz-shadow-sm);
  padding: 0.75rem 0;
}

.navbar-brand {
  font-weight: var(--dz-font-weight-bold);
  font-size: 1.5rem;
  color: var(--dz-primary);
}

.navbar-brand:hover {
  color: var(--dz-primary-dark);
}

.navbar-nav .nav-link {
  font-weight: var(--dz-font-weight-medium);
  color: var(--dz-text-secondary);
  padding: 0.5rem 1rem;
  border-radius: var(--dz-border-radius-sm);
  transition: var(--dz-transition);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--dz-primary);
  background-color: var(--dz-bg-light);
}

.navbar-toggler {
  border: none;
  padding: 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: none;
}

/* -------------------- Hero / Landing Sections -------------- */
.hero-section {
  background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%);
  color: var(--dz-text-white);
  padding: 4rem 0;
  border-radius: 0 0 2rem 2rem;
  margin-bottom: 3rem;
}

.hero-section h1 {
  color: white;
  font-size: 3rem;
  margin-bottom: 1rem;
}

.hero-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.hero-section .btn-primary {
  background-color: #ffffff;
  color: var(--dz-primary);
  border: none;
  font-weight: var(--dz-font-weight-bold);
}

.hero-section .btn-primary:hover {
  background-color: #f0f0f0;
  color: var(--dz-primary-dark);
}

.hero-section .btn-outline-light {
  border-color: rgba(255, 255, 255, 0.7);
  color: white;
}

.hero-section .btn-outline-light:hover {
  background-color: rgba(255, 255, 255, 0.2);
  color: white;
}

/* -------------------- Cards -------------------------------- */
.card {
  border: 1px solid var(--dz-border-color);
  border-radius: var(--dz-border-radius-lg);
  box-shadow: var(--dz-shadow-sm);
  transition: var(--dz-transition);
  background-color: var(--dz-bg-white);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--dz-shadow);
  transform: translateY(-2px);
}

.card-header {
  background-color: transparent;
  border-bottom: 1px solid var(--dz-border-color);
  padding: 1rem 1.25rem;
  font-weight: var(--dz-font-weight-medium);
}

.card-body {
  padding: 1.25rem;
}

.card-footer {
  background-color: transparent;
  border-top: 1px solid var(--dz-border-color);
  padding: 1rem 1.25rem;
}

.card-title {
  font-weight: var(--dz-font-weight-bold);
  margin-bottom: 0.5rem;
}

.card-text {
  color: var(--dz-text-secondary);
}

/* Task Card Custom */
.task-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.task-card .card-body {
  flex: 1 1 auto;
}

.task-card .task-reward {
  font-weight: var(--dz-font-weight-bold);
  color: var(--dz-success);
}

.task-card .task-platform {
  font-size: 0.9rem;
  color: var(--dz-text-muted);
}

.task-card .task-description {
  color: var(--dz-text-secondary);
  font-size: 0.9rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* -------------------- Badges ------------------------------- */
.badge {
  font-weight: var(--dz-font-weight-medium);
  padding: 0.4em 0.8em;
  border-radius: var(--dz-border-radius-pill);
}

.badge-soft-primary {
  background-color: rgba(13, 110, 253, 0.1);
  color: var(--dz-primary);
}

.badge-soft-success {
  background-color: rgba(25, 135, 84, 0.1);
  color: var(--dz-success);
}

.badge-soft-warning {
  background-color: rgba(255, 193, 7, 0.15);
  color: #856404;
}

.badge-soft-danger {
  background-color: rgba(220, 53, 69, 0.1);
  color: var(--dz-danger);
}

.badge-soft-info {
  background-color: rgba(13, 202, 240, 0.1);
  color: var(--dz-info);
}

/* -------------------- Alerts -------------------------------- */
.alert {
  border-radius: var(--dz-border-radius);
  border: 1px solid transparent;
  padding: 1rem 1.25rem;
}

.alert-success {
  background-color: rgba(25, 135, 84, 0.1);
  border-color: rgba(25, 135, 84, 0.2);
  color: #0f5132;
}

.alert-danger {
  background-color: rgba(220, 53, 69, 0.1);
  border-color: rgba(220, 53, 69, 0.2);
  color: #842029;
}

.alert-warning {
  background-color: rgba(255, 193, 7, 0.1);
  border-color: rgba(255, 193, 7, 0.2);
  color: #664d03;
}

.alert-info {
  background-color: rgba(13, 202, 240, 0.1);
  border-color: rgba(13, 202, 240, 0.2);
  color: #055160;
}

/* -------------------- Tables -------------------------------- */
.table {
  --bs-table-hover-bg: rgba(13, 110, 253, 0.03);
}

.table thead th {
  background-color: var(--dz-bg-light);
  color: var(--dz-text-secondary);
  font-weight: var(--dz-font-weight-medium);
  border-bottom: 2px solid var(--dz-border-color);
}

.table tbody tr {
  transition: var(--dz-transition);
}

.table tbody tr:hover {
  background-color: var(--dz-bg-light);
}

/* -------------------- Pagination ---------------------------- */
.pagination .page-link {
  color: var(--dz-primary);
  border-color: var(--dz-border-color);
  border-radius: var(--dz-border-radius-sm);
  margin: 0 0.15rem;
}

.pagination .page-item.active .page-link {
  background-color: var(--dz-primary);
  border-color: var(--dz-primary);
  color: white;
}

.pagination .page-link:hover {
  background-color: var(--dz-bg-light);
  color: var(--dz-primary-dark);
}

/* -------------------- Modals -------------------------------- */
.modal-content {
  border-radius: var(--dz-border-radius-lg);
  border: none;
  box-shadow: var(--dz-shadow-lg);
}

.modal-header {
  border-bottom: 1px solid var(--dz-border-color);
  padding: 1rem 1.25rem;
}

.modal-footer {
  border-top: 1px solid var(--dz-border-color);
  padding: 1rem 1.25rem;
}

/* -------------------- Dropdowns ----------------------------- */
.dropdown-menu {
  border-radius: var(--dz-border-radius);
  border: 1px solid var(--dz-border-color);
  box-shadow: var(--dz-shadow);
}

.dropdown-item {
  padding: 0.55rem 1.25rem;
  font-weight: var(--dz-font-weight-normal);
  color: var(--dz-text-secondary);
  transition: var(--dz-transition);
}

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

/* -------------------- Utilities ------------------------------ */
.text-primary {
  color: var(--dz-primary) !important;
}

.bg-primary {
  background-color: var(--dz-primary) !important;
}

.bg-light {
  background-color: var(--dz-bg-light) !important;
}

.rounded-xl {
  border-radius: var(--dz-border-radius-lg) !important;
}

.shadow-sm {
  box-shadow: var(--dz-shadow-sm) !important;
}

.shadow {
  box-shadow: var(--dz-shadow) !important;
}

.shadow-lg {
  box-shadow: var(--dz-shadow-lg) !important;
}

.border {
  border: 1px solid var(--dz-border-color) !important;
}

.border-0 {
  border: none !important;
}

.cursor-pointer {
  cursor: pointer;
}

.fw-medium {
  font-weight: var(--dz-font-weight-medium) !important;
}

.fw-bold {
  font-weight: var(--dz-font-weight-bold) !important;
}

.opacity-75 {
  opacity: 0.75;
}

.opacity-50 {
  opacity: 0.5;
}

/* Avatar */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  background-color: var(--dz-bg-light);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--dz-font-weight-bold);
  color: var(--dz-primary);
  flex-shrink: 0;
}

.avatar-sm {
  width: 32px;
  height: 32px;
  font-size: 0.8rem;
}

.avatar-lg {
  width: 80px;
  height: 80px;
  font-size: 1.5rem;
}

.avatar-xl {
  width: 120px;
  height: 120px;
  font-size: 2rem;
}

.avatar-status {
  position: relative;
}

.avatar-status::after {
  content: '';
  position: absolute;
  bottom: 2px;
  right: 2px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--dz-success);
  border: 2px solid white;
}

/* -------------------- Layout Helpers ------------------------ */
.wrapper {
  flex: 1 0 auto;
}

.footer {
  flex-shrink: 0;
  background-color: var(--dz-bg-white);
  border-top: 1px solid var(--dz-border-color);
  padding: 2rem 0;
  margin-top: 3rem;
}

.footer .footer-links a {
  color: var(--dz-text-secondary);
  margin: 0 0.5rem;
}

.footer .footer-links a:hover {
  color: var(--dz-primary);
}

/* Sticky footer */
html, body {
  height: 100%;
}

body {
  flex-direction: column;
}

.wrapper {
  flex: 1 0 auto;
}

.footer {
  flex-shrink: 0;
}

/* -------------------- Page Headers -------------------------- */
.page-header {
  padding: 2rem 0;
  background-color: var(--dz-bg-white);
  border-bottom: 1px solid var(--dz-border-color);
  margin-bottom: 2rem;
}

.page-header h1 {
  margin-bottom: 0.25rem;
}

.page-header .breadcrumb {
  background: transparent;
  padding: 0;
  margin-top: 0.5rem;
}

.breadcrumb-item a {
  color: var(--dz-primary);
}

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

/* -------------------- File Upload Area ---------------------- */
.file-upload-area {
  border: 2px dashed var(--dz-border-color);
  border-radius: var(--dz-border-radius);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--dz-transition);
  background-color: var(--dz-bg-light);
}

.file-upload-area:hover,
.file-upload-area.dragover {
  border-color: var(--dz-primary);
  background-color: var(--dz-primary-light);
}

.file-upload-area .icon {
  font-size: 3rem;
  color: var(--dz-primary);
  margin-bottom: 1rem;
}

.file-upload-area .text {
  color: var(--dz-text-secondary);
  margin-bottom: 0;
}

/* -------------------- Progress Bars ------------------------- */
.progress {
  background-color: var(--dz-bg-light);
  border-radius: var(--dz-border-radius-pill);
  height: 0.75rem;
}

.progress-bar {
  background-color: var(--dz-primary);
  border-radius: var(--dz-border-radius-pill);
}

/* -------------------- Spinners & Loading -------------------- */
.spinner-border {
  border-width: 0.2em;
}

/* -------------------- RTL Specific Adjustments -------------- */
/* Because Bootstrap 5 handles most RTL automatically, we only add
   custom adjustments if needed. For example, text-align on specific
   elements, icon flipping, etc. */
html[dir="rtl"] .navbar-nav .nav-item:not(:last-child) {
  margin-left: 1rem;
}

html[dir="ltr"] .navbar-nav .nav-item:not(:last-child) {
  margin-right: 1rem;
}

/* Flip icons that indicate direction (arrows, etc.) */
html[dir="rtl"] .bi-arrow-right,
html[dir="rtl"] .bi-arrow-left,
html[dir="rtl"] .bi-chevron-right,
html[dir="rtl"] .bi-chevron-left {
  transform: scaleX(-1);
}

/* Alignment helpers for RTL */
html[dir="rtl"] .text-start {
  text-align: right !important;
}

html[dir="rtl"] .text-end {
  text-align: left !important;
}

/* Tooltips/Popovers */
.tooltip, .popover {
  font-family: var(--dz-font-family-base);
}

/* -------------------- Dashboard Specific -------------------- */
.stat-card {
  background-color: var(--dz-bg-white);
  border-radius: var(--dz-border-radius-lg);
  padding: 1.5rem;
  box-shadow: var(--dz-shadow-sm);
  transition: var(--dz-transition);
  text-align: center;
  border: 1px solid var(--dz-border-color);
}

.stat-card:hover {
  box-shadow: var(--dz-shadow);
  transform: translateY(-3px);
}

.stat-card .icon {
  font-size: 2.5rem;
  color: var(--dz-primary);
  margin-bottom: 0.5rem;
}

.stat-card .value {
  font-size: 2rem;
  font-weight: var(--dz-font-weight-bold);
  color: var(--dz-text-primary);
}

.stat-card .label {
  color: var(--dz-text-muted);
  font-size: 0.9rem;
}

/* -------------------- Timeline (Notifications) --------------- */
.timeline {
  position: relative;
  padding-left: 2rem;
}

html[dir="rtl"] .timeline {
  padding-left: 0;
  padding-right: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0.5rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--dz-border-color);
}

html[dir="rtl"] .timeline::before {
  left: auto;
  right: 0.5rem;
}

.timeline-item {
  position: relative;
  margin-bottom: 1.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 0.5rem;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background-color: var(--dz-primary);
  border: 3px solid var(--dz-bg-white);
  box-shadow: 0 0 0 2px var(--dz-primary);
}

html[dir="rtl"] .timeline-item::before {
  left: auto;
  right: -2rem;
}

.timeline-item .timeline-content {
  background-color: var(--dz-bg-light);
  border-radius: var(--dz-border-radius);
  padding: 1rem;
}

.timeline-item .timeline-date {
  font-size: 0.8rem;
  color: var(--dz-text-muted);
}

/* -------------------- Responsive ----------------------------- */
@media (max-width: 768px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  .hero-section {
    padding: 2.5rem 0;
    margin-bottom: 2rem;
  }
  .hero-section h1 {
    font-size: 2rem;
  }
  .navbar {
    padding: 0.5rem 0;
  }
  .card-body {
    padding: 1rem;
  }
  .stat-card {
    padding: 1rem;
  }
  .stat-card .value {
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  .form-control, .btn {
    font-size: 0.9rem;
  }
}