/* app.css — Trading platform styles. Uses tokens from global CSS. */

/* Layout */
.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem clamp(1rem, 4vw, 2rem);
  background: var(--color-background);
  border-bottom: 1px solid var(--color-hairline);
}

.app-topbar__left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.app-topbar__brand {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-foreground);
  text-decoration: none;
}

.app-topbar__right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.app-balance {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-variant-numeric: tabular-nums;
  color: var(--color-soft);
}

.app-balance__value {
  color: var(--color-foreground);
  font-weight: 500;
}

.app-wallet {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-soft);
  letter-spacing: 0.04em;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid var(--color-hairline);
  border-radius: 0;
  background: transparent;
  color: var(--color-foreground);
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

.btn:hover {
  background: var(--color-foreground);
  color: var(--color-background);
  border-color: var(--color-foreground);
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-accent-foreground);
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background: var(--color-foreground);
  border-color: var(--color-foreground);
}

.btn--small {
  padding: 0.3rem 0.625rem;
  font-size: 0.75rem;
}

.btn--ghost {
  border-color: transparent;
}

.btn--ghost:hover {
  border-color: var(--color-hairline);
  background: transparent;
  color: var(--color-foreground);
}

.btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* Tabs */
.app-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--color-hairline);
  padding: 0 clamp(1rem, 4vw, 2rem);
  overflow-x: auto;
}

.app-tab {
  padding: 0.75rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-soft);
  border: none;
  background: transparent;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  white-space: nowrap;
  transition: color 0.15s ease;
}

.app-tab:hover {
  color: var(--color-foreground);
}

.app-tab--active {
  color: var(--color-foreground);
  border-bottom-color: var(--color-accent);
}

/* Main content */
.app-content {
  flex: 1;
  padding: clamp(1rem, 3vw, 2rem) clamp(1rem, 4vw, 2rem);
  max-width: 72rem;
  width: 100%;
  margin: 0 auto;
}

.app-panel {
  display: none;
}

.app-panel--active {
  display: block;
}

/* Auth panel */
.auth-panel {
  max-width: 24rem;
  margin: 3rem auto;
  text-align: center;
}

.auth-panel__title {
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.auth-panel__sub {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-soft);
  margin: 0 0 2rem;
  letter-spacing: 0.04em;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.auth-input {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  border: 1px solid var(--color-hairline);
  background: transparent;
  color: var(--color-foreground);
  outline: none;
  transition: border-color 0.15s ease;
}

.auth-input:focus {
  border-color: var(--color-accent);
}

.auth-input::placeholder {
  color: var(--color-soft);
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0.5rem 0;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-hairline);
}

/* Markets grid */
.markets-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.markets-search {
  width: 100%;
  max-width: 20rem;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  border: 1px solid var(--color-hairline);
  background: transparent;
  color: var(--color-foreground);
  outline: none;
}

.markets-search:focus {
  border-color: var(--color-accent);
}

.markets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
  gap: 1px;
  background: var(--color-hairline);
  border: 1px solid var(--color-hairline);
}

.market-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem 1.125rem;
  background: var(--color-background);
  cursor: pointer;
  transition: background 0.15s ease;
}

.market-card:hover {
  background: rgba(var(--color-foreground-rgb), 0.03);
}

.market-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.market-card__handle {
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--color-foreground);
}

.market-card__badge {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.125rem 0.375rem;
  border: 1px solid;
  color: var(--color-soft);
}

.market-card__badge--unverified {
  color: #ff5000;
  border-color: #ff5000;
}

.market-card__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.market-card__stat {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.market-card__stat-value {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.market-card__stat-label {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-soft);
}

/* Market detail / Trade panel */
.trade-view {
  display: grid;
  grid-template-columns: 1fr 20rem;
  gap: 2rem;
}

@media (max-width: 48rem) {
  .trade-view {
    grid-template-columns: 1fr;
  }
}

.trade-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.trade-info__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.trade-info__handle {
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: 700;
  margin: 0;
}

.trade-info__meta {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.trade-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.trade-meta-item__value {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.trade-meta-item__label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-soft);
}

/* Trade sidebar */
.trade-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border: 1px solid var(--color-hairline);
  padding: 1.25rem;
}

.trade-sidebar__title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-soft);
  margin: 0;
}

.trade-price {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.trade-price__value {
  font-size: 1.5rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.trade-price__usd {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-soft);
  font-variant-numeric: tabular-nums;
}

.trade-actions {
  display: flex;
  gap: 0.5rem;
}

.trade-actions .btn {
  flex: 1;
  justify-content: center;
}

.trade-fee-info {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-soft);
  letter-spacing: 0.04em;
  margin: 0;
}

/* Holders table */
.holders-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-variant-numeric: tabular-nums;
}

.holders-table th,
.holders-table td {
  padding: 0.5rem 0.75rem 0.5rem 0;
  text-align: left;
  border-bottom: 1px solid var(--color-hairline);
}

.holders-table th {
  font-weight: 500;
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-soft);
}

.holders-table td {
  color: var(--color-foreground);
}

/* Portfolio */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 1px;
  background: var(--color-hairline);
  border: 1px solid var(--color-hairline);
  margin-bottom: 2rem;
}

.portfolio-stat {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  padding: 1rem 1.125rem;
  background: var(--color-background);
}

.portfolio-stat__value {
  font-size: clamp(1.25rem, 2.4vw, 1.625rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.portfolio-stat__label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-soft);
}

.portfolio-section {
  margin-bottom: 2rem;
}

.portfolio-section__title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-soft);
  margin: 0 0 1rem;
}

/* Activity feed */
.feed-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.feed-item {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--color-hairline);
  font-size: 0.8125rem;
}

.feed-item__type {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.125rem 0.375rem;
  border: 1px solid var(--color-hairline);
  white-space: nowrap;
}

.feed-item__type--buy {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.feed-item__type--sell {
  color: #ff5000;
  border-color: #ff5000;
}

.feed-item__text {
  flex: 1;
  color: var(--color-foreground);
}

.feed-item__time {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-soft);
  white-space: nowrap;
}

/* Referral */
.referral-box {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--color-hairline);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-foreground);
  word-break: break-all;
}

.referral-box__url {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  padding: 0.75rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  background: var(--color-foreground);
  color: var(--color-background);
  z-index: 1000;
  transform: translateY(150%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease, visibility 0.25s;
}

.toast--visible {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.toast--error {
  background: #ff5000;
  color: #fff;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(var(--color-foreground-rgb), 0.5);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

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

.modal {
  background: var(--color-background);
  border: 1px solid var(--color-hairline);
  padding: 2rem;
  max-width: 28rem;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
}

.modal__title {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 1rem;
}

.modal__form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Empty states */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-soft);
}

.empty-state__title {
  font-size: 1rem;
  font-weight: 500;
  margin: 0 0 0.375rem;
  color: var(--color-foreground);
}

.empty-state__text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  margin: 0 0 1rem;
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--color-hairline);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

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

/* Deposit form */
.deposit-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.deposit-input {
  width: 6rem;
  padding: 0.375rem 0.625rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  border: 1px solid var(--color-hairline);
  background: transparent;
  color: var(--color-foreground);
  outline: none;
  font-variant-numeric: tabular-nums;
}

.deposit-input:focus {
  border-color: var(--color-accent);
}

/* Section title for in-page headers */
.section-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-soft);
  margin: 0 0 1rem;
}

/* Back button */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-soft);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  margin-bottom: 1rem;
}

.back-btn:hover {
  color: var(--color-foreground);
}

/* Burn stats */
.burn-bar {
  height: 4px;
  background: var(--color-hairline);
  margin: 1rem 0;
  position: relative;
}

.burn-bar__fill {
  position: absolute;
  inset: 0 auto 0 0;
  background: var(--color-accent);
  transition: width 0.5s ease;
}

/* Guest state — nothing wallet-related until connected */
body.is-guest .app-balance,
body.is-guest .app-wallet {
  display: none;
}

/* Responsive */
@media (max-width: 48rem) {
  .app-topbar {
    padding: 0.625rem 1rem;
    gap: 0.5rem;
  }
  .app-topbar__left {
    gap: 0.625rem;
    min-width: 0;
    flex: 1;
  }
  .app-topbar__brand {
    white-space: nowrap;
    font-size: 0.75rem;
  }
  /* nav scrolls sideways instead of wrapping */
  .app-topbar__left nav {
    display: flex;
    gap: 0.25rem !important;
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
  }
  .app-topbar__left nav::-webkit-scrollbar {
    display: none;
  }
  .app-topbar__left nav .btn {
    white-space: nowrap;
    flex: 0 0 auto;
  }
  .app-topbar__right {
    gap: 0.5rem;
    flex: 0 0 auto;
  }
  .app-balance {
    font-size: 0.75rem;
  }
  .app-wallet {
    display: none;
  }
}

@media (max-width: 36rem) {
  .markets-grid {
    grid-template-columns: 1fr;
  }
  .portfolio-grid {
    grid-template-columns: 1fr 1fr;
  }
  .app-tab {
    padding: 0.75rem 0.75rem;
    font-size: 0.6875rem;
  }
  .market-card__stats {
    gap: 0.375rem;
  }
  /* toast spans the screen instead of a floating chip */
  .toast {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    text-align: center;
    font-size: 0.75rem;
  }
  .modal {
    padding: 1.25rem;
    max-height: 88vh;
  }
  .referral-box {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  .referral-box .btn {
    justify-content: center;
  }
  /* wide tables scroll in their own box, page never scrolls sideways */
  .holders-table {
    font-size: 0.75rem;
  }
  .feed-item {
    flex-wrap: wrap;
    gap: 0.5rem;
  }
  .feed-item__text {
    flex-basis: 100%;
    order: 3;
  }
  .trade-price__value {
    font-size: 1.25rem;
  }
  /* comfortable tap targets */
  .btn {
    min-height: 2.25rem;
  }
  .btn--small {
    min-height: 2rem;
  }
}