/* ═══════════════════════════════════════════════════
   barter/css/screens.css
   Screen-specific layout and component styles
   ═══════════════════════════════════════════════════ */

/* ── Feed Screen ── */
.screen--feed .feed-list {
  padding-top: var(--space-2);
}

/* ── Post Screen ── */
.screen--post {
  padding: var(--space-4);
}

.post-flow {
  max-width: 100%;
}

/* ── Messages Screen ── */
.screen--messages .screen-header {
  padding: var(--space-4);
  background: var(--c-card);
  border-bottom: 1px solid var(--c-border);
}

/* ── Message Thread ── */
.message-thread {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.message-thread__messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.message-thread__input-bar {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--c-card);
  border-top: 1px solid var(--c-border);
  flex-shrink: 0;
}

.message-thread__input-bar input {
  flex: 1;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-full);
  padding: 9px 16px;
  font-size: 13px;
  transition: border-color var(--dur) var(--ease);
}

.message-thread__input-bar input:focus {
  outline: none;
  border-color: var(--c-primary);
}

.send-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--c-primary);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  color: #fff;
  transition: background var(--dur) var(--ease);
}
.send-btn:hover { background: var(--c-primary-dark); }
.send-btn:active { transform: scale(.93); }

/* ── Proposal Card ── */
.proposal-card {
  background: var(--c-primary-pale);
  border: 1px solid #8FD4AD;
  border-radius: var(--r-md);
  padding: var(--space-3);
  margin: var(--space-3) var(--space-4) 0;
  flex-shrink: 0;
}

.proposal-card__label {
  font-size: 10px;
  font-weight: 800;
  color: var(--c-primary);
  text-transform: uppercase;
  letter-spacing: .8px;
  margin-bottom: var(--space-2);
}

.proposal-card__actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.proposal-card__actions button {
  flex: 1;
  padding: 7px;
  border-radius: var(--r-sm);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity var(--dur) var(--ease);
}

.proposal-card__actions .btn-accept  { background: var(--c-primary); color: #fff; border: none; }
.proposal-card__actions .btn-counter { background: var(--c-card); color: var(--c-muted); border: 1px solid var(--c-border); }
.proposal-card__actions .btn-decline { background: var(--c-card); color: var(--c-danger); border: 1px solid #FECACA; }

/* ── Barter Agreed Banner ── */
.agreed-banner {
  background: var(--c-primary-pale);
  border: 1px solid #8FD4AD;
  border-radius: var(--r-lg);
  padding: var(--space-4);
  text-align: center;
  margin: var(--space-4) var(--space-4) 0;
}

/* ── Profile Screen ── */
.screen--profile {
  padding: 0;
}

.profile-badges {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

/* ── Search Screen ── */
.screen--search {
  padding: 0;
}

.search-hero {
  background: var(--c-primary);
  border-radius: var(--r-md);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: 10px;
  margin: var(--space-4) var(--space-4) var(--space-5);
  cursor: text;
}

/* ── Empty States ── */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px var(--space-6);
  text-align: center;
  gap: var(--space-3);
}

.empty-state__icon {
  font-size: 48px;
  margin-bottom: var(--space-2);
}

.empty-state__title {
  font-weight: 800;
  font-size: 16px;
  color: var(--c-text);
}

.empty-state__sub {
  font-size: 13px;
  color: var(--c-muted);
  line-height: 1.6;
  max-width: 240px;
}

/* ── Auth Gate overrides ── */
.auth-gate__logo {
  margin-bottom: var(--space-6);
}

.auth-gate__tagline {
  font-size: 14px;
  color: var(--c-muted);
  margin-top: var(--space-2);
}

/* ── Post Creation Flow ── */
.post-flow .expiry-options {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.post-flow .expiry-option {
  flex: 1;
  padding: var(--space-2);
  border-radius: var(--r-md);
  border: 1px solid var(--c-border);
  background: var(--c-card);
  font-size: 12px;
  font-weight: 600;
  color: var(--c-text);
  cursor: pointer;
  transition: all var(--dur) var(--ease);
  text-align: center;
}

.post-flow .expiry-option.is-active {
  border-color: var(--c-primary);
  background: var(--c-primary-pale);
  color: var(--c-primary);
  font-weight: 800;
}

.post-flow .review-block {
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 6px;
}

.post-flow .review-block--offer { background: var(--c-primary-pale); }
.post-flow .review-block--want  { background: #F0F0F9; }

.post-flow .review-label {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .8px;
  margin-bottom: 3px;
}

.post-flow .review-block--offer .review-label { color: var(--c-primary); }
.post-flow .review-block--want  .review-label { color: #4A4A8A; }

/* ── Success State ── */
.success-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px var(--space-6) var(--space-6);
  text-align: center;
}

.success-state__check {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--c-primary-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 32px;
}

.success-state__title {
  font-size: 22px;
  font-weight: 900;
  color: var(--c-text);
  margin-bottom: var(--space-2);
}

.success-state__sub {
  font-size: 14px;
  color: var(--c-muted);
  line-height: 1.6;
  margin-bottom: var(--space-6);
  max-width: 280px;
}

/* ── Loading Spinner ── */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--c-border);
  border-top-color: var(--c-primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin: 0 auto;
}

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

.screen-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px var(--space-4);
  gap: var(--space-3);
  color: var(--c-muted);
  font-size: 13px;
}

/* ── Bottom Sheet Modal ── */
/* Prevents body scroll when modal is open */
body.modal-open {
  overflow: hidden;
  position: fixed;
  width: 100%;
}