/* ============================================
   PAPERBOY — UI Components
   Minimal · Premium · White
   ============================================ */

/* ── Topic Pill Tags ─────────────────────── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 0.35rem 0.75rem;
  background: transparent;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  color: var(--clr-text);
  transition: var(--transition-default);
  animation: popIn var(--dur-normal) var(--ease-bounce) forwards;
  cursor: default;
}

.pill:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
}

.pill__icon {
  font-size: 0.85rem;
  line-height: 1;
}

.pill__text {
  white-space: nowrap;
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pill__remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-circle);
  background: transparent;
  color: var(--clr-text-muted);
  font-size: 0.6rem;
  cursor: pointer;
  transition: var(--transition-fast);
  line-height: 1;
  border: none;
  padding: 0;
}

.pill__remove:hover {
  background: var(--clr-error);
  color: white;
}

@keyframes popIn {
  0% {
    opacity: 0;
    transform: scale(0.8);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes popOut {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(0.8);
  }
}

/* ── Text Input ──────────────────────────── */
.input-field {
  width: 100%;
  padding: 0.75rem 1rem;
  background: transparent;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  font-size: var(--fs-body);
  color: var(--clr-text);
  transition: var(--transition-default);
}

.input-field::placeholder {
  color: var(--clr-text-muted);
  font-weight: var(--fw-regular);
}

.input-field:hover {
  border-color: rgba(0, 0, 0, 0.18);
}

.input-field:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(59, 89, 152, 0.08);
}

.input-field--error {
  border-color: var(--clr-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.08);
}

/* ── Input with icon ─────────────────────── */
.input-wrapper {
  position: relative;
  width: 100%;
}

.input-wrapper__icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-muted);
  pointer-events: none;
  transition: color var(--dur-normal) var(--ease-smooth);
}

.input-wrapper__icon,
.input-wrapper__icon svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.input-wrapper .input-field {
  padding-left: 2.5rem;
}

.input-wrapper:focus-within .input-wrapper__icon {
  color: var(--clr-primary);
}

/* ── Autocomplete Dropdown ───────────────── */
.autocomplete-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  max-height: 220px;
  overflow-y: auto;
  display: none;
}

.autocomplete-dropdown.active {
  display: block;
  animation: fadeSlideDown var(--dur-fast) var(--ease-smooth) forwards;
}

.autocomplete-option {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  padding: 0.55rem 0.85rem;
  font-size: var(--fs-small);
  color: var(--clr-text);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-smooth);
}

.autocomplete-option:hover,
.autocomplete-option.highlighted {
  background: rgba(59, 89, 152, 0.04);
}

.autocomplete-option__icon {
  font-size: 1rem;
}

.autocomplete-option--disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

@keyframes fadeSlideDown {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Primary Button ──────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-body);
  cursor: pointer;
  transition: var(--transition-default);
  position: relative;
  overflow: hidden;
  border: none;
  letter-spacing: 0.01em;
}

.btn--primary {
  background: var(--clr-text);
  color: var(--clr-text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover:not(:disabled) {
  background: var(--clr-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--primary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: none;
}

.btn--primary:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

.btn--loading {
  pointer-events: none;
}

.btn--loading .btn__text {
  visibility: hidden;
}

.btn__spinner {
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: white;
  border-radius: var(--radius-circle);
  animation: spin 0.6s linear infinite;
  display: none;
}

.btn--loading .btn__spinner {
  display: block;
}

@keyframes spin {
  to { transform: rotate(1turn); }
}

/* ── Topic Counter ───────────────────────── */
.counter {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xs);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: var(--fw-regular);
  color: var(--clr-text-muted);
}

.counter__number {
  font-weight: var(--fw-semibold);
  color: var(--clr-text);
}

.counter--full .counter__number {
  color: var(--clr-accent);
}

/* ── Toast ───────────────────────────────── */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  padding: 0.6rem 1.25rem;
  background: var(--clr-text);
  color: var(--clr-text-inverse);
  border-radius: var(--radius-pill);
  font-size: var(--fs-small);
  font-weight: var(--fw-medium);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-toast);
  opacity: 0;
  transition: all var(--dur-normal) var(--ease-smooth);
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Success Card ────────────────────────── */
.success-card {
  text-align: center;
  padding: var(--sp-xl) 0;
  animation: fadeSlideUp var(--dur-slow) var(--ease-spring) forwards;
}

.success-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  margin-bottom: var(--sp-md);
  color: var(--clr-primary);
  animation: celebrateBounce 0.5s var(--ease-bounce) 0.2s both;
}

.success-card__icon svg {
  width: 2.5rem;
  height: 2.5rem;
}

.pill__icon svg,
.autocomplete-option__icon svg,
.input-wrapper__icon svg,
.topic-card__icon svg {
  display: block;
}

.input-wrapper__icon svg {
  width: 14px;
  height: 14px;
}

.topic-card__icon svg {
  width: 14px;
  height: 14px;
}

.pill__icon svg {
  width: 12px;
  height: 12px;
}

.autocomplete-option__icon svg {
  width: 12px;
  height: 12px;
}

.success-card__title {
  font-family: var(--font-heading);
  font-size: var(--fs-h2);
  font-weight: var(--fw-semibold);
  color: var(--clr-text);
  margin-bottom: var(--sp-sm);
}

.success-card__message {
  font-size: var(--fs-body);
  color: var(--clr-text-secondary);
  line-height: var(--lh-relaxed);
  max-width: 360px;
  margin: 0 auto;
}

@keyframes celebrateBounce {
  0% { transform: scale(0) rotate(-8deg); }
  60% { transform: scale(1.15) rotate(3deg); }
  100% { transform: scale(1) rotate(0deg); }
}

/* ── Error Message ───────────────────────── */
.error-message {
  display: flex;
  align-items: center;
  gap: var(--sp-xs);
  font-size: var(--fs-xs);
  color: var(--clr-error);
  margin-top: var(--sp-xs);
  opacity: 0;
  transform: translateY(-4px);
  transition: all var(--dur-normal) var(--ease-smooth);
}

.error-message.show {
  opacity: 1;
  transform: translateY(0);
}

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