/* ===================================
   HSA - Haute Saintonge Athlétisme
   Administration - Styles CSS Clean
   =================================== */

/* ===================================
   VARIABLES CSS
   =================================== */
:root {
  /* Couleurs de la marque HSA */
  --c-yellow: #fcd800;
  --c-red: #e30613;
  --c-green: #009640;
  --c-blue-l: #009ee3;
  --c-blue-d: #1d3b83;

  /* Couleurs de base */
  --bg-primary: #f4f6f9;
  --bg-white: #ffffff;
  --text-primary: #1d3b83;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  --border-color: #e5e7eb;
  --border-hover: #d1d5db;

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

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

/* ===================================
   TYPOGRAPHY
   =================================== */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: 1.875rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p { margin-bottom: var(--spacing-sm); }
p:last-child { margin-bottom: 0; }

a {
  color: var(--c-blue-l);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--c-blue-d);
}

/* ===================================
   LAYOUT
   =================================== */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.flex {
  display: flex;
}

.flex-1 {
  flex: 1;
}

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

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

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

.space-x-2 > * + * {
  margin-left: var(--spacing-sm);
}

.space-x-4 > * + * {
  margin-left: var(--spacing-md);
}

.grid {
  display: grid;
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

.gap-4 { gap: var(--spacing-md); }
.gap-6 { gap: var(--spacing-lg); }
.gap-8 { gap: var(--spacing-xl); }

/* ===================================
   COMPONENTS
   =================================== */

/* Card */
.card {
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: box-shadow var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.card-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  background-color: #fafbfc;
}

/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

.btn:focus {
  outline: 2px solid var(--c-blue-l);
  outline-offset: 2px;
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: 0.75rem;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--c-blue-d) 0%, var(--c-blue-l) 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(29, 59, 131, 0.25);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(29, 59, 131, 0.35);
}

.btn-success {
  background: linear-gradient(135deg, var(--c-green) 0%, #00b34a 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(0, 150, 64, 0.25);
}

.btn-success:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 150, 64, 0.35);
}

.btn-danger {
  background: linear-gradient(135deg, var(--c-red) 0%, #f03a45 100%);
  color: white;
  box-shadow: 0 2px 8px rgba(227, 6, 19, 0.25);
}

.btn-danger:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(227, 6, 19, 0.35);
}

.btn-outline {
  background-color: transparent;
  color: var(--c-blue-d);
  border: 2px solid var(--c-blue-d);
}

.btn-outline:hover {
  background-color: var(--c-blue-d);
  color: white;
}

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

.btn-ghost:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

/* Form */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.form-input,
.form-select,
.form-textarea {
  display: block;
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--text-secondary);
  background-color: var(--bg-white);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--c-blue-l);
  box-shadow: 0 0 0 3px rgba(0, 158, 227, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

.form-input-error {
  border-color: var(--c-red);
}

.form-input-error:focus {
  box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.1);
}

.form-help {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: var(--spacing-xs);
}

/* Table */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-white);
}

.table thead {
  background: linear-gradient(135deg, var(--c-blue-d) 0%, var(--c-blue-l) 100%);
  color: white;
}

.table th {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.table td {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.875rem;
}

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

.table tbody tr:hover {
  background-color: rgba(0, 158, 227, 0.03);
}

.table .text-right {
  text-align: right;
}

.table .text-center {
  text-align: center;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  border-radius: 9999px;
  white-space: nowrap;
}

.badge-primary {
  background-color: rgba(0, 158, 227, 0.1);
  color: var(--c-blue-l);
}

.badge-success {
  background-color: rgba(0, 150, 64, 0.1);
  color: var(--c-green);
}

.badge-warning {
  background-color: rgba(252, 216, 0, 0.15);
  color: #b59200;
}

.badge-danger {
  background-color: rgba(227, 6, 19, 0.1);
  color: var(--c-red);
}

.badge-info {
  background-color: rgba(29, 59, 131, 0.1);
  color: var(--c-blue-d);
}

/* Alert */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  border-left: 4px solid;
  margin-bottom: var(--spacing-lg);
}

.alert-success {
  background-color: rgba(0, 150, 64, 0.05);
  border-left-color: var(--c-green);
  color: var(--c-green);
}

.alert-error {
  background-color: rgba(227, 6, 19, 0.05);
  border-left-color: var(--c-red);
  color: var(--c-red);
}

.alert-warning {
  background-color: rgba(252, 216, 0, 0.05);
  border-left-color: #b59200;
  color: #b59200;
}

.alert-info {
  background-color: rgba(0, 158, 227, 0.05);
  border-left-color: var(--c-blue-l);
  color: var(--c-blue-l);
}

.alert-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 0.125rem;
}

/* ===================================
   PAGE LAYOUT
   =================================== */

/* Sidebar */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: 256px;
  height: 100vh;
  background-color: var(--bg-white);
  box-shadow: var(--shadow-lg);
  overflow-y: auto;
  z-index: 100;
}

.sidebar-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--border-color);
}

.sidebar-header h1 {
  background: linear-gradient(135deg, var(--c-blue-d) 0%, var(--c-blue-l) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.25rem;
}

.sidebar-header p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin: 0;
}

.sidebar-nav {
  padding: var(--spacing-lg);
}

.sidebar-section {
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
}

.sidebar-section-title {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.sidebar-menu {
  list-style: none;
}

.sidebar-menu li {
  margin-bottom: var(--spacing-xs);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.sidebar-link:hover {
  background-color: rgba(0, 158, 227, 0.05);
  color: var(--c-blue-d);
  transform: translateX(4px);
}

.sidebar-link.active {
  background: linear-gradient(135deg, rgba(29, 59, 131, 0.08) 0%, rgba(0, 158, 227, 0.08) 100%);
  color: var(--c-blue-d);
  border-left: 3px solid var(--c-blue-d);
}

.sidebar-link i {
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  background-color: #fafbfc;
}

/* Main Content */
.main {
  margin-left: 256px;
  padding: var(--spacing-xl);
  min-height: 100vh;
}

/* Top Bar */
.top-bar {
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-lg) var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.top-bar h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.top-bar p {
  color: var(--text-muted);
  margin: 0;
  margin-top: var(--spacing-xs);
}

.user-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.user-info-text {
  text-align: right;
}

.user-info-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.user-info-role {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-blue-d) 0%, var(--c-blue-l) 100%);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-card {
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--c-yellow), var(--c-red), var(--c-green), var(--c-blue-l), var(--c-blue-d));
}

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

.stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.stat-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.stat-card-icon.blue {
  background-color: rgba(0, 158, 227, 0.1);
  color: var(--c-blue-l);
}

.stat-card-icon.green {
  background-color: rgba(0, 150, 64, 0.1);
  color: var(--c-green);
}

.stat-card-icon.red {
  background-color: rgba(227, 6, 19, 0.1);
  color: var(--c-red);
}

.stat-card-icon.dark {
  background-color: rgba(29, 59, 131, 0.1);
  color: var(--c-blue-d);
}

.stat-card-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin: 0;
}

.stat-card-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--c-blue-d);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.stat-card-change {
  font-size: 0.75rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.stat-card-change.positive {
  color: var(--c-green);
}

.stat-card-change.negative {
  color: var(--c-red);
}

/* ===================================
   BRANDING
   =================================== */
.brand-stripes {
  display: flex;
  height: 4px;
  width: 100%;
}

.brand-stripes div {
  flex: 1;
  height: 100%;
}

.bg-yellow { background-color: var(--c-yellow); }
.bg-red { background-color: var(--c-red); }
.bg-green { background-color: var(--c-green); }
.bg-blue-l { background-color: var(--c-blue-l); }
.bg-blue-d { background-color: var(--c-blue-d); }

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

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }

.text-muted { color: var(--text-muted); }
.text-primary { color: var(--c-blue-d); }
.text-success { color: var(--c-green); }
.text-danger { color: var(--c-red); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-4 { margin-top: var(--spacing-md); }
.mt-6 { margin-top: var(--spacing-lg); }
.mt-8 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-4 { margin-bottom: var(--spacing-md); }
.mb-6 { margin-bottom: var(--spacing-lg); }
.mb-8 { margin-bottom: var(--spacing-xl); }

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

.hidden { display: none; }
.block { display: block; }
.inline-block { display: inline-block; }

.rounded { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }

.shadow { box-shadow: var(--shadow-md); }
.shadow-sm { box-shadow: var(--shadow-sm); }

.bg-white { background-color: var(--bg-white); }
.bg-gray { background-color: #fafbfc; }

.p-4 { padding: var(--spacing-md); }
.p-6 { padding: var(--spacing-lg); }
.p-8 { padding: var(--spacing-xl); }

.py-2 { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-4 { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }

.px-4 { padding-left: var(--spacing-md); padding-right: var(--spacing-md); }
.px-6 { padding-left: var(--spacing-lg); padding-right: var(--spacing-lg); }

/* ===================================
   FOOTER
   =================================== */
.footer {
  background: linear-gradient(135deg, var(--c-blue-d) 0%, #2a50a8 100%);
  color: white;
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-2xl);
}

.footer p {
  margin: 0;
  font-size: 0.875rem;
  font-weight: 500;
}

/* ===================================
   ANIMATIONS
   =================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1024px) {
  .sidebar {
    width: 220px;
  }

  .main {
    margin-left: 220px;
  }

  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .sidebar {
    position: relative;
    width: 100%;
    height: auto;
    max-height: 300px;
  }

  .main {
    margin-left: 0;
    padding: var(--spacing-md);
  }

  .sidebar-header,
  .sidebar-footer {
    padding: var(--spacing-md);
  }

  .sidebar-nav {
    padding: var(--spacing-md);
  }

  .top-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .user-info {
    width: 100%;
    justify-content: flex-start;
  }

  .user-info-text {
    text-align: left;
  }

  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  h1 { font-size: 1.5rem; }
  h2 { font-size: 1.25rem; }
  h3 { font-size: 1.125rem; }
}

@media (max-width: 480px) {
  .stat-card-value {
    font-size: 1.75rem;
  }

  .btn {
    width: 100%;
  }

  .form-input,
  .form-select,
  .form-textarea {
    font-size: 16px;
  }
}