/* ============================================================================
   HOMEWODRX SHARED STYLES
   ============================================================================ */

:root {
  --dark-bg: #111118;
  --dark-card: #1E1E2C;
  --dark-border: #2E2E42;
  --orange: #E8530A;
  --text-primary: #EAEAF0;
  --text-muted: #888899;
  --success: #22C55E;
  --warning: #F59E0B;
  --danger: #EF4444;
  --gold: #FBBF24;
  --silver: #E5E7EB;
  --bronze: #CD7F32;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;

  --border-radius: 0.5rem;
  --border-radius-lg: 1rem;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.5);

  --transition: 200ms ease-in-out;
}

/* ===== BASE STYLES ===== */

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--dark-bg);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

main {
  min-height: 100vh;
  padding-bottom: var(--spacing-2xl);
}

/* ===== TYPOGRAPHY ===== */

h1 {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--spacing-sm);
}

h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

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

a {
  color: var(--orange);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: #FF6B35;
}

/* ===== NAVIGATION ===== */

nav {
  background-color: rgba(17, 17, 24, 0.95);
  border-bottom: 1px solid var(--dark-border);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--spacing-sm) var(--spacing-lg);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--orange);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.nav-logo:hover {
  color: #FF6B35;
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: color var(--transition);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--orange);
  background-color: rgba(232, 83, 10, 0.1);
}

.nav-auth {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.nav-auth-user {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
  color: white;
  background-color: var(--orange);
}

@media (max-width: 768px) {
  .nav-container {
    gap: var(--spacing-sm);
  }

  .nav-links {
    gap: var(--spacing-sm);
  }

  .nav-links a {
    font-size: 0.85rem;
    padding: var(--spacing-xs) var(--spacing-xs);
  }
}

/* ===== BUTTONS ===== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

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

.btn-primary:hover {
  background-color: #FF6B35;
  box-shadow: 0 0 20px rgba(232, 83, 10, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--dark-card);
  color: var(--text-primary);
  border: 1px solid var(--dark-border);
}

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

.btn-tertiary {
  background-color: transparent;
  color: var(--orange);
  border: 1px solid var(--orange);
}

.btn-tertiary:hover {
  background-color: rgba(232, 83, 10, 0.1);
}

.btn-small {
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: 0.9rem;
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ===== CARDS ===== */

.card {
  background-color: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--orange);
  box-shadow: 0 0 20px rgba(232, 83, 10, 0.2);
  transform: translateY(-4px);
}

.card-header {
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

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

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

.card-footer {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--dark-border);
}

/* ===== HERO SECTION ===== */

.hero {
  background: linear-gradient(135deg, rgba(232, 83, 10, 0.1) 0%, rgba(30, 30, 44, 0.5) 100%);
  padding: var(--spacing-2xl) var(--spacing-lg);
  text-align: center;
  border-bottom: 1px solid var(--dark-border);
  margin-bottom: var(--spacing-2xl);
}

.hero-container {
  max-width: 1000px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--orange) 0%, #FF6B35 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: var(--spacing-lg);
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero {
    padding: var(--spacing-xl) var(--spacing-sm);
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1.05rem;
  }

  .hero-cta {
    flex-direction: column;
  }
}

/* ===== GRID & LAYOUT ===== */

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.grid {
  display: grid;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.grid-cols-1 {
  grid-template-columns: 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);
}

@media (max-width: 1024px) {
  .grid-cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

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

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

/* ===== FILTERS & SEARCH ===== */

.filter-bar {
  background-color: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.filter-section {
  margin-bottom: var(--spacing-lg);
}

.filter-section:last-child {
  margin-bottom: 0;
}

.filter-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  font-size: 0.95rem;
}

.filter-row {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.filter-input {
  flex: 1;
  min-width: 200px;
}

.filter-input input,
.filter-input select {
  width: 100%;
  padding: var(--spacing-sm);
  background-color: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-size: 1rem;
  transition: border-color var(--transition);
}

.filter-input input::placeholder {
  color: var(--text-muted);
}

.filter-input input:focus,
.filter-input select:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 10px rgba(232, 83, 10, 0.2);
}

.filter-chips {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: rgba(232, 83, 10, 0.1);
  border: 1px solid var(--orange);
  border-radius: 20px;
  color: var(--orange);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
}

.chip:hover,
.chip.active {
  background-color: var(--orange);
  color: white;
}

/* ===== TABLES ===== */

table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--dark-card);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

thead {
  background-color: rgba(232, 83, 10, 0.1);
  border-bottom: 2px solid var(--orange);
}

th {
  padding: var(--spacing-md) var(--spacing-sm);
  text-align: left;
  font-weight: 600;
  color: var(--orange);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

td {
  padding: var(--spacing-md) var(--spacing-sm);
  border-bottom: 1px solid var(--dark-border);
}

tbody tr {
  transition: background-color var(--transition);
}

tbody tr:hover {
  background-color: rgba(232, 83, 10, 0.05);
}

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

/* ===== BADGES ===== */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
}

.badge-orange {
  background-color: rgba(232, 83, 10, 0.2);
  color: var(--orange);
}

.badge-success {
  background-color: rgba(34, 197, 94, 0.2);
  color: var(--success);
}

.badge-warning {
  background-color: rgba(245, 158, 11, 0.2);
  color: var(--warning);
}

.badge-danger {
  background-color: rgba(239, 68, 68, 0.2);
  color: var(--danger);
}

.badge-gold {
  background-color: rgba(251, 191, 36, 0.2);
  color: var(--gold);
}

.badge-silver {
  background-color: rgba(229, 231, 235, 0.2);
  color: var(--silver);
}

.badge-bronze {
  background-color: rgba(205, 127, 50, 0.2);
  color: var(--bronze);
}

/* ===== LEADERBOARD SPECIFIC ===== */

.leaderboard-rank {
  font-weight: 700;
  font-size: 1.1rem;
  min-width: 40px;
  text-align: center;
}

.rank-1 {
  color: var(--gold);
}

.rank-2 {
  color: var(--silver);
}

.rank-3 {
  color: var(--bronze);
}

/* ===== MODALS ===== */

.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background-color: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  animation: slideUp 300ms ease-out;
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color var(--transition);
}

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

.modal-body {
  margin-bottom: var(--spacing-lg);
}

.modal-footer {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

/* ===== FORMS ===== */

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

label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: var(--spacing-sm);
  background-color: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
}

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

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 10px rgba(232, 83, 10, 0.2);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group-inline {
  display: flex;
  gap: var(--spacing-lg);
}

.form-group-inline > * {
  flex: 1;
}

@media (max-width: 768px) {
  .form-group-inline {
    flex-direction: column;
  }
}

/* ===== SECTIONS ===== */

.section {
  margin-bottom: var(--spacing-2xl);
}

.section-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--orange);
}

.section-title h2 {
  margin: 0;
}

/* ===== STATS BAR ===== */

.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-item {
  background-color: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--orange);
  margin-bottom: var(--spacing-xs);
}

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

/* ===== FEATURED SECTION ===== */

.featured-workout {
  background: linear-gradient(135deg, rgba(232, 83, 10, 0.2) 0%, rgba(232, 83, 10, 0.05) 100%);
  border: 2px solid var(--orange);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.featured-badge {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  background-color: var(--orange);
  color: white;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== PAGINATION ===== */

.pagination {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  align-items: center;
  margin-top: var(--spacing-xl);
}

.pagination a,
.pagination button {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition);
}

.pagination a:hover,
.pagination button:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.pagination .active {
  background-color: var(--orange);
  color: white;
  border-color: var(--orange);
}

/* ===== LOADING & SKELETON ===== */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  color: var(--text-muted);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--dark-border);
  border-top-color: var(--orange);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ===== ALERTS ===== */

.alert {
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.alert-success {
  background-color: rgba(34, 197, 94, 0.1);
  border-left: 4px solid var(--success);
  color: var(--success);
}

.alert-error {
  background-color: rgba(239, 68, 68, 0.1);
  border-left: 4px solid var(--danger);
  color: var(--danger);
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-left: 4px solid var(--warning);
  color: var(--warning);
}

.alert-info {
  background-color: rgba(59, 130, 246, 0.1);
  border-left: 4px solid #3b82f6;
  color: #3b82f6;
}

/* ===== FOOTER ===== */

footer {
  background-color: var(--dark-card);
  border-top: 1px solid var(--dark-border);
  padding: var(--spacing-2xl) var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
  color: var(--orange);
  margin-bottom: var(--spacing-md);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer-section a:hover {
  color: var(--orange);
}

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--dark-border);
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* ===== PRINT STYLES ===== */

@media print {
  nav,
  footer,
  .btn,
  .modal-overlay {
    display: none !important;
  }

  body {
    background-color: white;
    color: black;
  }

  .card {
    border: 1px solid #ccc;
    background-color: white;
    page-break-inside: avoid;
  }

  table {
    background-color: white;
  }

  a {
    color: black;
  }
}

/* ===== UTILITY CLASSES ===== */

.hidden {
  display: none !important;
}

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

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

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

.text-muted {
  color: var(--text-muted);
}

.text-orange {
  color: var(--orange);
}

.mt-sm {
  margin-top: var(--spacing-sm);
}

.mt-md {
  margin-top: var(--spacing-md);
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

.mb-sm {
  margin-bottom: var(--spacing-sm);
}

.mb-md {
  margin-bottom: var(--spacing-md);
}

.mb-lg {
  margin-bottom: var(--spacing-lg);
}

.pt-lg {
  padding-top: var(--spacing-lg);
}

.pb-lg {
  padding-bottom: var(--spacing-lg);
}

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

.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.flex-col {
  flex-direction: column;
}

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


/* ── MOBILE NAV ─────────────────────────────────────────── */
@media (max-width: 768px) {
  nav {
    padding: var(--spacing-sm);
  }
  .nav-container {
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }
  .nav-links {
    order: 3;
    width: 100%;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    justify-content: center;
    padding: var(--spacing-xs) 0;
    border-top: 1px solid var(--dark-border);
  }
  .nav-links a {
    font-size: 0.85rem;
    padding: var(--spacing-xs) var(--spacing-xs);
  }
  .nav-auth {
    order: 2;
  }
}