/* ==========================================================================
   Feature Request — button + modal
   Self-contained: brings its own tokens so it can drop into any page.
   Ported from TimeTableCreator.com, retinted to the Teacher Planner teal brand.
   ========================================================================== */
:root {
  --fr-primary: #0E7C6B;
  --fr-primary-hover: #0A5F53;
  --fr-surface: #ffffff;
  --fr-bg: #F7F5F0;
  --fr-text: #15211F;
  --fr-text-2: #6E7A73;
  --fr-border: #E2DFD6;
  --fr-success: #0E7C6B;
  --fr-success-bg: #E4F0ED;
  --fr-shadow-md: 0 4px 6px rgba(21,33,31,.08);
  --fr-shadow-xl: 0 20px 40px rgba(21,33,31,.18);
}
@media (prefers-color-scheme: dark) {
  :root {
    --fr-surface: #182220; --fr-bg: #0F1614; --fr-text: #ECEFEA; --fr-text-2: #AEB8B2;
    --fr-border: #29332F; --fr-success: #6FC7B7; --fr-success-bg: #16302B;
    --fr-shadow-xl: 0 20px 40px rgba(0,0,0,.5);
  }
}

/* Trigger button */
.btn-feature-request {
  background: transparent;
  color: var(--fr-primary);
  border: 1.5px solid var(--fr-primary);
  padding: 0.75rem 1.25rem;
  border-radius: 0.5rem;
  font: 600 0.875rem/1 inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all .2s ease;
}
.btn-feature-request:hover {
  background: var(--fr-primary);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--fr-shadow-md);
}

/* Modal shell */
.modal {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: fr-fadeIn .3s ease;
}
.modal.active { display: flex; }
@keyframes fr-fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fr-slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .modal, .modal-content { animation: none; }
}

.modal-content {
  background: var(--fr-surface);
  color: var(--fr-text);
  border-radius: 1rem;
  box-shadow: var(--fr-shadow-xl);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  animation: fr-slideUp .3s ease;
}

/* Header — teal gradient */
.feature-request-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, #0A5F53 0%, #0E7C6B 100%);
  border-radius: 1rem 1rem 0 0;
  padding: 1.5rem 1.75rem;
}
.feature-request-header-content { display: flex; align-items: center; gap: 1rem; }
.feature-request-icon {
  background: rgba(255,255,255,.2);
  border-radius: .75rem;
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: #fff;
}
.modal-title { font-size: 1.25rem; font-weight: 700; color: #fff; margin: 0; }
.feature-request-subtitle { color: rgba(255,255,255,.85); font-size: .875rem; margin: .2rem 0 0; }

.btn-close {
  background: transparent; border: none;
  font-size: 1.75rem; line-height: 1;
  color: rgba(255,255,255,.8);
  cursor: pointer;
  width: 2rem; height: 2rem;
  display: flex; align-items: center; justify-content: center;
  border-radius: .375rem;
  transition: all .2s ease;
}
.btn-close:hover { color: #fff; background: rgba(255,255,255,.15); }

/* Body + form */
.modal-body { padding: 1.5rem 1.75rem; }
.feature-request-intro { font-size: .9rem; color: var(--fr-text-2); margin: 0 0 1.25rem; line-height: 1.6; }
.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: flex; align-items: center; gap: .5rem;
  font-size: .875rem; font-weight: 600; margin-bottom: .5rem; color: var(--fr-text);
}
.form-label-required { color: #C4483B; }
.form-label-optional { color: var(--fr-text-2); font-weight: 400; font-size: .8rem; }
.form-input, .form-textarea {
  width: 100%; padding: .75rem;
  border: 1px solid var(--fr-border);
  border-radius: .5rem;
  font-size: .9375rem; font-family: inherit;
  background: var(--fr-surface); color: var(--fr-text);
  transition: all .2s ease;
  box-sizing: border-box;
}
.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--fr-primary);
  box-shadow: 0 0 0 3px rgba(14,124,107,.15);
}
.form-textarea { resize: vertical; }

/* Footer + buttons */
.modal-footer {
  display: flex; justify-content: flex-end; gap: .75rem;
  padding: 1.25rem 1.75rem;
  border-top: 1px solid var(--fr-border);
}
.btn-primary {
  background: var(--fr-primary); color: #fff; border: none;
  padding: .75rem 1.5rem; border-radius: .5rem;
  font-size: .875rem; font-weight: 600; cursor: pointer;
  display: inline-flex; align-items: center; gap: .5rem;
  transition: all .2s ease;
}
.btn-primary:hover { background: var(--fr-primary-hover); transform: translateY(-1px); box-shadow: var(--fr-shadow-md); }
.btn-primary:disabled { opacity: .6; cursor: default; transform: none; box-shadow: none; }
.btn-secondary {
  background: var(--fr-surface); color: var(--fr-text);
  border: 1px solid var(--fr-border);
  padding: .75rem 1.5rem; border-radius: .5rem;
  font-size: .875rem; font-weight: 600; cursor: pointer;
  transition: all .2s ease;
}
.btn-secondary:hover { background: var(--fr-bg); border-color: var(--fr-primary); }

/* Success state */
.feature-request-success { padding: 2.5rem 1.75rem; }
.feature-success-content { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 1rem; }
.feature-success-icon {
  color: var(--fr-success); background: var(--fr-success-bg);
  border-radius: 50%; width: 80px; height: 80px;
  display: flex; align-items: center; justify-content: center;
}
.feature-success-title { font-size: 1.25rem; font-weight: 700; color: var(--fr-text); margin: 0; }
.feature-success-text { color: var(--fr-text-2); font-size: .9rem; margin: 0; }