/* DD Coupon System Main CSS */

:root {
  --primary: #3490dc;
  --secondary: #6c757d;
  --success: #38c172;
  --danger: #e3342f;
  --warning: #ffed4a;
  --info: #3490dc;
  --light: #f8f9fa;
  --dark: #343a40;
  --white: #ffffff;
  --body-bg: #f8fafc;
  --text-color: #212529;
  --border-color: #dee2e6;
  --shadow: 0 2px 4px rgba(0,0,0,0.1);
  --radius: 0.375rem;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-color);
  background-color: var(--body-bg);
  line-height: 1.5;
}

.container {
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
  max-width: 1140px;
}

/* Admin Layout */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 250px;
  background-color: var(--dark);
  color: var(--light);
  padding: 1.5rem 0;
  flex-shrink: 0;
}

.admin-content {
  flex-grow: 1;
  padding: 1.5rem;
  overflow-y: auto;
}

.admin-sidebar-header {
  padding: 0 1.5rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-sidebar-menu {
  list-style: none;
  padding: 1.5rem 0;
}

.admin-sidebar-menu li a {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: all 0.2s;
}

.admin-sidebar-menu li a:hover,
.admin-sidebar-menu li a.active {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.admin-sidebar-menu li a i {
  margin-right: 0.5rem;
}

/* App Layout */
.app-layout {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  background-color: var(--white);
  box-shadow: var(--shadow);
}

.app-header {
  background-color: var(--primary);
  color: var(--white);
  padding: 1rem;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 10;
}

.app-content {
  padding: 1rem;
}

.app-tabs {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--white);
  box-shadow: 0 -2px 5px rgba(0,0,0,0.1);
  max-width: 480px;
  margin: 0 auto;
}

.app-tab {
  flex: 1;
  text-align: center;
  padding: 0.75rem 0.5rem;
  color: var(--secondary);
  text-decoration: none;
  font-size: 0.75rem;
}

.app-tab.active {
  color: var(--primary);
}

.app-tab i {
  display: block;
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

/* Form Elements */
.form-group {
  margin-bottom: 1rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-color);
  background-color: var(--white);
  background-clip: padding-box;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
  border-color: var(--primary);
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(52, 144, 220, 0.25);
}

.form-select {
  display: block;
  width: 100%;
  padding: 0.5rem 2.25rem 0.5rem 0.75rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-color);
  background-color: var(--white);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  appearance: none;
}

.form-check {
  display: block;
  min-height: 1.5rem;
  margin-bottom: 0.125rem;
}

.form-check-input {
  margin-right: 0.5rem;
}

/* Buttons */
.btn {
  display: inline-block;
  font-weight: 500;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: var(--radius);
  transition: all 0.15s ease-in-out;
  border: 1px solid transparent;
  text-decoration: none;
}

.btn-sm {
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
  border-radius: calc(var(--radius) - 0.1rem);
}

.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1.125rem;
  border-radius: calc(var(--radius) + 0.1rem);
}

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

.btn-primary:hover {
  background-color: #2779bd;
  border-color: #2779bd;
}

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

.btn-secondary:hover {
  background-color: #5a6268;
  border-color: #5a6268;
}

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

.btn-success:hover {
  background-color: #2d995b;
  border-color: #2d995b;
}

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

.btn-danger:hover {
  background-color: #cc1f1a;
  border-color: #cc1f1a;
}

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

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

/* Cards */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  word-wrap: break-word;
  background-color: var(--white);
  background-clip: border-box;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
}

.card-header {
  padding: 0.75rem 1.25rem;
  margin-bottom: 0;
  background-color: rgba(0, 0, 0, 0.03);
  border-bottom: 1px solid var(--border-color);
}

.card-body {
  flex: 1 1 auto;
  min-height: 1px;
  padding: 1.25rem;
}

.card-footer {
  padding: 0.75rem 1.25rem;
  background-color: rgba(0, 0, 0, 0.03);
  border-top: 1px solid var(--border-color);
}

/* Coupon Card */
.coupon-card {
  position: relative;
  background-color: var(--white);
  border-radius: 10px;
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 1rem;
}

.coupon-card-header {
  background-color: var(--primary);
  color: var(--white);
  padding: 1rem;
  position: relative;
}

.coupon-card-body {
  padding: 1rem;
}

.coupon-card-footer {
  padding: 1rem;
  border-top: 1px dashed var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.coupon-value {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.coupon-title {
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.coupon-shop {
  font-size: 0.875rem;
}

.commission-badge {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: 1rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
}

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 1rem; }

.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 1rem; }

.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 1rem; padding-bottom: 1rem; }

.px-1 { padding-left: 0.25rem; padding-right: 0.25rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 1rem; padding-right: 1rem; }

.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }

/* Flex utilities */
.d-flex { display: flex; }
.flex-column { flex-direction: column; }
.justify-content-between { justify-content: space-between; }
.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }
.flex-grow-1 { flex-grow: 1; }

/* Other utilities */
.w-100 { width: 100%; }
.h-100 { height: 100%; }

/* Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1040;
  display: none;
}

.modal-backdrop.show {
  display: block;
}

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  z-index: 1050;
  display: none;
}

.modal.show {
  display: block;
}

.modal-dialog {
  position: relative;
  width: auto;
  margin: 1.75rem auto;
  max-width: 500px;
}

.modal-content {
  position: relative;
  display: flex;
  flex-direction: column;
  background-color: var(--white);
  background-clip: padding-box;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: var(--radius);
  outline: 0;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-body {
  position: relative;
  flex: 1 1 auto;
  padding: 1rem;
}

.modal-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  padding: 0.75rem;
  border-top: 1px solid var(--border-color);
}

/* Data visualization */
.stats-card {
  background-color: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  margin-bottom: 1rem;
  text-align: center;
}

.stats-value {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.stats-label {
  color: var(--secondary);
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

/* Table */
.table {
  width: 100%;
  margin-bottom: 1rem;
  color: var(--text-color);
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 0.75rem;
  vertical-align: top;
  border-top: 1px solid var(--border-color);
}

.table thead th {
  vertical-align: bottom;
  border-bottom: 2px solid var(--border-color);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.fade-in {
  animation: fadeIn 0.3s ease-out;
}