/* ══════════════════════════════════════════════
   DEAR FORWARD — SHARED COMPONENTS
   Nav, footer, buttons, forms, cards, toasts
   ══════════════════════════════════════════════ */

/* ── NAV ── */
.app-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(245, 240, 232, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(139, 111, 71, 0.15);
}

.app-nav .nav-logo {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink);
  text-decoration: none;
}
.app-nav .nav-logo span { color: var(--accent); }

.app-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.app-nav .nav-link {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sepia);
  text-decoration: none;
  transition: color 0.2s;
}
.app-nav .nav-link:hover { color: var(--accent); }

/* Nav auth states */
.app-nav .nav-user {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.app-nav .nav-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 500;
}

/* ── BUTTONS ── */
.btn {
  display: inline-block;
  padding: 0.85rem 1.8rem;
  font-family: 'Jost', sans-serif;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--accent-light);
  color: var(--white);
  transform: translateY(-1px);
}

.btn-outline {
  background: none;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent);
  color: var(--white);
}

.btn-ghost {
  background: none;
  color: var(--sepia);
  padding: 0.5rem 1rem;
  letter-spacing: 0.08em;
}
.btn-ghost:hover { color: var(--accent); }

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.72rem;
}

.btn-block { display: block; width: 100%; }

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

/* ── FORM INPUTS ── */
.form-group {
  margin-bottom: 1.2rem;
}

.form-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sepia);
  margin-bottom: 0.4rem;
}

.form-input {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: 'Jost', sans-serif;
  font-size: 0.9rem;
  background: var(--white);
  border: 1px solid var(--sepia-pale);
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
}
.form-input:focus { border-color: var(--accent); }
.form-input::placeholder { color: #b5a590; font-weight: 300; }

.form-input.error { border-color: var(--status-cancelled); }

.form-error {
  font-size: 0.75rem;
  color: var(--status-cancelled);
  margin-top: 0.3rem;
}

.form-hint {
  font-size: 0.75rem;
  color: #9a8878;
  margin-top: 0.3rem;
  font-weight: 300;
}

textarea.form-input {
  min-height: 200px;
  resize: vertical;
  line-height: 1.8;
}

select.form-input {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' fill='none' stroke='%238b6f47' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* ── CARDS ── */
.card {
  background: var(--white);
  border: 1px solid var(--sepia-pale);
  padding: 1.5rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 20, 16, 0.08);
}

/* ── STATUS BADGES ── */
.badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
}

.badge-draft { background: var(--sepia-pale); color: var(--sepia); }
.badge-paid { background: #e8f5e9; color: var(--status-paid); }
.badge-scheduled { background: #e3edf5; color: var(--status-scheduled); }
.badge-delivered { background: #fdf3e0; color: var(--status-delivered); }
.badge-cancelled { background: #fbe9e9; color: var(--status-cancelled); }

/* ── TOAST NOTIFICATIONS ── */
.toast-container {
  position: fixed;
  top: 5rem;
  right: 1.5rem;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  padding: 0.8rem 1.2rem;
  font-size: 0.85rem;
  font-weight: 400;
  background: var(--ink);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  animation: slideIn 0.3s ease;
  max-width: 360px;
}

.toast-success { background: var(--accent); }
.toast-error { background: var(--status-cancelled); }

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

/* ── LOADING SPINNER ── */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid var(--sepia-pale);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(250, 247, 242, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 150;
}

/* ── EMPTY STATE ── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--sepia);
}

.empty-state h3 {
  color: var(--ink);
  margin-bottom: 0.8rem;
}

.empty-state p {
  font-size: 0.9rem;
  font-weight: 300;
  margin-bottom: 2rem;
  max-width: 40ch;
  margin-left: auto;
  margin-right: auto;
}

/* ── APP FOOTER ── */
.app-footer {
  padding: 2rem;
  border-top: 1px solid var(--sepia-pale);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--parchment);
  font-size: 0.78rem;
  color: #9a8878;
}

.app-footer a { color: var(--sepia); }

/* ── PAGE WRAPPER ── */
.page {
  padding-top: 5rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-content {
  flex: 1;
  padding: 3rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

.page-header {
  margin-bottom: 2.5rem;
}

.page-header h1 {
  margin-bottom: 0.5rem;
}

.page-header p {
  font-size: 0.95rem;
  color: #6b5c4a;
  font-weight: 300;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .app-nav { padding: 0.8rem 1.2rem; }
  .app-nav .nav-link { display: none; }
  .app-nav .nav-links { gap: 0.8rem; }

  .page-content { padding: 2rem 1.2rem; }

  .app-footer {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}