:root {
  --primary-color: #2563eb;
  --secondary-color: #64748b;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --border-color: #e2e8f0;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.12);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.15);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.page__content {
  flex: 1;
  padding: 40px 0;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(255,255,255,0.9));
  border-bottom: 1px solid rgba(226,232,240,0.6);
  padding: 8px 0; /* tightened vertical space */
  backdrop-filter: blur(4px);
  box-shadow: 0 6px 20px rgba(15,23,42,0.05);
}

.header__container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  gap: 20px;
}

.header__logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.header__logo-img {
  width: 88px;
  height: auto;
  object-fit: contain;
  border-radius: 0;
  box-shadow: none;
  border: none;
  background: transparent;
  display: block;
}

@media (max-width: 920px) {
  .header__logo-img { width: 72px; }
}

@media (max-width: 480px) {
  .header__logo-img { width: 56px; }
  .header__container { padding-left: 12px; padding-right: 12px; }
}

.header__nav {
  display: flex;
  gap: 28px;
  align-items: center;
}

.header__link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  padding: 6px 0;
  border-radius: 0;
  transition: color 160ms ease, border-bottom 160ms ease, transform 160ms ease;
  font-size: 13px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  border-bottom: 2px solid transparent;
}

.header__link:hover {
  color: var(--text-primary);
  border-bottom-color: var(--primary-color);
  transform: translateY(-2px);
}

.header__actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.header__cta {
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
}

.header__cta.btn-primary {
  background: linear-gradient(90deg, #2563eb, #1d4ed8);
  color: #fff;
  box-shadow: 0 8px 26px rgba(37,99,235,0.18);
  border: none;
}

@media (max-width: 880px) {
  .header__nav { display: none; }
}

.card {
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 32px;
  margin-bottom: 24px;
}

.card__title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.card__subtitle {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
  font-family: inherit;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background-color: #ffd500;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--border-color);
}

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

.btn-success:hover:not(:disabled) {
  background-color: #059669;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

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

.btn-danger:hover:not(:disabled) {
  background-color: #dc2626;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-outline {
  background-color: #4e68e0;
  border: 2px solid var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover:not(:disabled) {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 18px;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 14px;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  font-size: 14px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 16px;
  font-family: inherit;
  transition: all 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-error {
  color: var(--danger-color);
  font-size: 14px;
  margin-top: 4px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.radio-group,
.checkbox-group {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

fieldset.form-group {
  border: none;
  padding: 0;
  margin: 0 0 20px 0;
}

fieldset.form-group legend.form-label {
  padding: 0;
  margin-bottom: 8px;
}

.radio-label,
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 500;
}

.radio-input,
.checkbox-input {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.table-wrapper {
  overflow-x: auto;
  margin-top: 20px;
}

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

.table thead {
  background-color: var(--bg-tertiary);
}

.table th {
  text-align: left;
  padding: 16px;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border-color);
}

.table td {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
}

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

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success {
  background-color: #d1fae5;
  color: #065f46;
}

.badge-warning {
  background-color: #fef3c7;
  color: #92400e;
}

.badge-danger {
  background-color: #fee2e2;
  color: #991b1b;
}

.badge-info {
  background-color: #dbeafe;
  color: #1e40af;
}

.stats-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 30px;
}

.stats-grid .stat-card {
  flex: 1;
  min-width: 250px;
}

.stat-card {
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--primary-color);
}

.stat-card__label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-card__value {
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
}

.stat-card--success {
  border-left-color: var(--success-color);
}

.stat-card--warning {
  border-left-color: var(--warning-color);
}

.stat-card--danger {
  border-left-color: var(--danger-color);
}

.alert {
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  border-left: 4px solid;
}

.alert-success {
  background-color: #d1fae5;
  border-color: var(--success-color);
  color: #065f46;
}

.alert-error {
  background-color: #fee2e2;
  border-color: var(--danger-color);
  color: #991b1b;
}

.modal {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal.active {
  display: flex;
}

.modal__content {
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  max-width: 600px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px;
  box-shadow: var(--shadow-lg);
}

.modal__header {
  margin-bottom: 24px;
}

.modal__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
}

.modal__footer {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
}

.footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 30px 0;
  margin-top: auto;
}

.footer__content {
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
}

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

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

.mt-1 {
  margin-top: 8px;
}
.mt-2 {
  margin-top: 16px;
}
.mt-3 {
  margin-top: 24px;
}
.mt-4 {
  margin-top: 32px;
}

.mb-1 {
  margin-bottom: 8px;
}
.mb-2 {
  margin-bottom: 16px;
}
.mb-3 {
  margin-bottom: 24px;
}
.mb-4 {
  margin-bottom: 32px;
}

.flex {
  display: flex;
}

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

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

.gap-1 {
  gap: 8px;
}
.gap-2 {
  gap: 16px;
}
.gap-3 {
  gap: 24px;
}

.hidden {
  display: none !important;
}

@media (max-width: 768px) {
  .header__nav {
    gap: 15px;
  }

  .card {
    padding: 20px;
  }

  .card__title {
    font-size: 24px;
  }

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

  .stats-grid {
    flex-direction: column;
  }
  
  .stats-grid .stat-card {
    min-width: 100%;
  }

  .modal__content {
    padding: 24px;
  }
}

/* ==========================================
   HEY! SIM - GLOBAL FOOTER STYLES
   ========================================== */

:root {
  --f-color-primary: #15a9eb;
  --f-color-secondary: #4e68e0;
  --f-color-accent-yellow: #ffd500;
  --f-color-dark: #0a0e27;
  --f-color-dark-alt: #1a1f3a;
  --f-color-white: #ffffff;
  --f-transition-normal: 0.3s ease;
  --f-transition-fast: 0.2s ease;
  --f-transition-slow: 0.5s ease;
}

.landing-footer {
  padding: clamp(2rem, 4vw, 3rem) clamp(1.5rem, 5vw, 3rem);
  background: #000000;
  color: var(--f-color-white) !important;
  text-align: center;
  position: relative;
  z-index: 10;
  width: 100%;
}

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

.footer-logo {
  max-width: clamp(120px, 20vw, 180px);
  height: auto;
  margin-bottom: 1.5rem;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.footer-text {
  font-family: 'Open Sans', sans-serif;
  font-size: clamp(0.875rem, 1.2vw, 1rem);
  color: var(--f-color-accent-yellow);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.social-link {
  color: rgba(255, 255, 255, 0.8) !important;
  font-size: 1.5rem;
  transition: all var(--f-transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none !important;
}

.social-link:hover {
  color: var(--f-color-white) !important;
  transform: translateY(-3px) scale(1.1);
  text-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.footer-link {
  font-family: 'Inter', sans-serif;
  font-size: clamp(0.875rem, 1.2vw, 1rem);
  color: rgba(255, 255, 255, 0.8) !important;
  text-decoration: none;
  transition: color var(--f-transition-fast);
  position: relative;
}

.footer-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--f-color-accent-yellow);
  transition: width var(--f-transition-normal);
}

.footer-link:hover {
  color: var(--f-color-accent-yellow) !important;
}

.footer-link:hover::after {
  width: 100%;
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  font-size: clamp(0.75rem, 1vw, 0.875rem);
  color: rgba(255, 255, 255, 0.5) !important;
  margin: 0;
  border: none;
  padding: 0;
}

.footer-powered {
  font-family: 'Open Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6) !important;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-powered a {
  color: var(--f-color-white) !important;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: opacity var(--f-transition-fast);
  font-weight: 600;
}

.footer-powered a:hover {
  opacity: 0.8;
}

.footer-powered img {
  height: 14px;
  width: auto;
  vertical-align: middle;
  filter: brightness(0) invert(1);
}

@media (max-width: 768px) {
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}