/* ==========================================================================
   Knowledge Pulp — Reusable components
   ========================================================================== */

/* ---------- Buttons ---------- */
.btn {
  font-size: 13px;
  font-weight: 600;
  border: none;
  border-radius: var(--kp-radius-btn);
  padding: 9px 20px;
  cursor: pointer;
  letter-spacing: .01em;
  text-decoration: none;
  display: inline-block;
  transition: background-color .15s ease, transform .15s ease, opacity .15s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--kp-accent);
  color: #fff;
}

.btn--primary:hover {
  opacity: .92;
}

.btn--dark {
  background: var(--kp-black);
  color: #fff;
}

.btn--dark:hover {
  opacity: .88;
}

.btn--ghost {
  background: none;
  border: 1px solid #2a2a2a;
  color: #ccc;
  font-weight: 600;
}

.btn--ghost:hover {
  border-color: #444;
}

.btn--lg {
  font-size: 14px;
  font-weight: 700;
  padding: 13px 26px;
  border-radius: 8px;
}

.btn:disabled {
  opacity: .5;
  cursor: not-allowed;
}

/* ---------- Tags / pills ---------- */
.tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--kp-radius-pill);
  display: inline-block;
  text-decoration: none;
}

.tag--accent {
  color: var(--kp-accent);
  background: var(--kp-accent-bg);
}

.tag--neutral {
  color: #888;
  background: #f2f2f2;
}

.tag--label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--kp-accent);
}

/* ---------- Avatar ---------- */
.avatar {
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: none;
  color: #fff;
  font-weight: 700;
  font-family: var(--kp-font-body);
}

.avatar--sm {
  width: 22px;
  height: 22px;
  font-size: 8px;
}

.avatar--md {
  width: 38px;
  height: 38px;
  font-size: 12px;
}

.avatar--lg {
  width: 58px;
  height: 58px;
  font-size: 18px;
}

.avatar--c1 { background: var(--kp-avatar-1); }
.avatar--c2 { background: var(--kp-avatar-2); }
.avatar--c3 { background: var(--kp-avatar-3); }

/* ---------- Search bar ---------- */
.search-bar {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--kp-surface-subtle);
  border-radius: 6px;
  padding: 8px 14px;
  gap: 8px;
  width: 200px;
}

.search-bar input {
  border: none;
  background: none;
  outline: none;
  font-size: 13px;
  color: var(--kp-text-primary);
  width: 100%;
}

.search-bar input::placeholder {
  color: var(--kp-text-faint);
}

.search-bar__icon {
  flex: none;
  color: var(--kp-text-faint);
}

.search-results-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--kp-border);
  border-radius: 8px;
  box-shadow: var(--kp-shadow-card);
  max-height: 360px;
  overflow-y: auto;
  z-index: 200;
  display: none;
  min-width: 320px;
}

.search-results-dropdown.is-open {
  display: block;
}

.search-results-dropdown__item {
  display: block;
  padding: 12px 16px;
  text-decoration: none;
  border-bottom: 1px solid var(--kp-border-soft);
}

.search-results-dropdown__item:last-child {
  border-bottom: none;
}

.search-results-dropdown__item:hover {
  background: var(--kp-surface);
}

.search-results-dropdown__item-title {
  font-family: var(--kp-font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--kp-text-primary);
  margin-bottom: 2px;
}

.search-results-dropdown__item-meta {
  font-size: 11px;
  color: var(--kp-text-muted);
}

.search-results-dropdown__empty {
  padding: 16px;
  font-size: 13px;
  color: var(--kp-text-muted);
}

/* ---------- Article cards ---------- */
.card-hover {
  transition: box-shadow var(--kp-duration-hover) var(--kp-ease),
              transform var(--kp-duration-hover) var(--kp-ease);
}

.card-hover:hover {
  box-shadow: var(--kp-shadow-hover);
  transform: translateY(-2px);
}

.article-card {
  background: var(--kp-surface-card);
  border: 1px solid var(--kp-border);
  border-radius: var(--kp-radius-card);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: block;
}

.article-card__image {
  height: 160px;
  width: 100%;
}

.article-card__body {
  padding: 20px 22px 22px;
}

.article-card__title {
  font-size: 19px;
  font-weight: 700;
  color: var(--kp-text-primary);
  line-height: 1.2;
  margin: 8px 0 10px;
}

.article-card__meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.article-card__meta-text {
  font-size: 11px;
  color: var(--kp-text-muted);
}

/* Sidebar list item */
.sidebar-link {
  cursor: pointer;
  text-decoration: none;
  display: block;
  color: inherit;
  margin-bottom: 22px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--kp-border-soft);
}

.sidebar-link:last-of-type {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.sidebar-link__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--kp-text-primary);
  line-height: 1.25;
  margin: 8px 0 10px;
  transition: color .15s;
}

.sidebar-link:hover .sidebar-link__title {
  color: var(--kp-accent);
}

.sidebar-link__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--kp-text-faint);
}

/* Trust widget */
.trust-widget {
  margin-top: 32px;
  padding: 18px;
  background: var(--kp-surface-trust);
  border-radius: 8px;
  border: 1px solid var(--kp-border);
}

.trust-widget__count {
  font-family: var(--kp-font-display);
  font-size: 22px;
  font-weight: 900;
  color: var(--kp-accent);
  margin-bottom: 4px;
}

.trust-widget__caption {
  font-size: 12px;
  color: #888;
  line-height: 1.55;
}

.trust-widget__caption a {
  color: var(--kp-accent);
  text-decoration: none;
  font-weight: 600;
}

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.pagination__btn {
  font-size: 13px;
  background: #fff;
  border: 1px solid #e2e2e2;
  border-radius: 6px;
  padding: 8px 0;
  cursor: pointer;
  min-width: 38px;
  color: #444;
}

.pagination__btn[aria-current="page"] {
  background: var(--kp-accent);
  color: #fff;
  border-color: var(--kp-accent);
  font-weight: 700;
}

.pagination__btn--nav {
  padding: 8px 16px;
  min-width: auto;
}

.pagination__btn:disabled {
  color: var(--kp-text-faint);
  cursor: not-allowed;
}

.pagination__btn--next:not(:disabled) {
  color: var(--kp-accent);
  border-color: var(--kp-accent-soft);
  font-weight: 600;
  background: none;
}

.pagination__ellipsis {
  font-size: 14px;
  color: #ccc;
  padding: 0 4px;
}

/* ---------- Newsletter band ---------- */
.newsletter-band {
  background: var(--kp-accent);
  padding: 64px var(--kp-page-pad);
}

@media (max-width: 900px) {
  .newsletter-band {
    padding: 48px var(--kp-page-pad-mobile);
  }
}

.newsletter-band__inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.social-proof-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, .12);
  border-radius: 20px;
  padding: 5px 14px;
  margin-bottom: 20px;
}

.avatar-stack {
  display: flex;
}

.avatar-stack .avatar {
  border: 2px solid var(--kp-accent);
  margin-left: -6px;
}

.avatar-stack .avatar:first-child {
  margin-left: 0;
}

.social-proof-chip__text {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255, 255, 255, .9);
}

.newsletter-form {
  display: flex;
  max-width: 460px;
  margin: 0 auto;
}

.newsletter-form input[type="email"] {
  flex: 1;
  font-size: 15px;
  padding: 14px 18px;
  border: none;
  border-radius: 8px 0 0 8px;
  outline: none;
  background: #fff;
  color: var(--kp-black);
  min-width: 0;
}

.newsletter-form button {
  background: var(--kp-black);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border: none;
  padding: 14px 20px;
  cursor: pointer;
  border-radius: 0 8px 8px 0;
  white-space: nowrap;
  flex: none;
}

.newsletter-form button:hover {
  opacity: .9;
}

.newsletter-band__fineprint {
  font-size: 12px;
  color: rgba(255, 255, 255, .38);
  margin-top: 12px;
}

.newsletter-band__status {
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  min-height: 18px;
}

.newsletter-band__status[data-state="success"] {
  color: #d8ffe9;
}

.newsletter-band__status[data-state="error"] {
  color: #ffd9d9;
}

/* Footer mini newsletter form */
.footer-newsletter {
  display: flex;
}

.footer-newsletter input[type="email"] {
  flex: 1;
  font-size: 12px;
  padding: 10px 12px;
  border: 1px solid #222;
  border-radius: 5px 0 0 5px;
  outline: none;
  background: #111;
  color: #888;
  min-width: 0;
}

.footer-newsletter button {
  background: var(--kp-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  border: none;
  padding: 10px 14px;
  cursor: pointer;
  border-radius: 0 5px 5px 0;
  white-space: nowrap;
  flex: none;
}

.footer-newsletter__status {
  font-size: 11px;
  margin-top: 8px;
  min-height: 14px;
  color: var(--kp-footer-text);
}

.footer-newsletter__status[data-state="success"] {
  color: #6fdca0;
}

.footer-newsletter__status[data-state="error"] {
  color: #e88;
}

/* ---------- Generic forms (contact page) ---------- */
.form-field {
  margin-bottom: 20px;
  text-align: left;
}

.form-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--kp-text-primary);
  margin-bottom: 8px;
}

.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--kp-border);
  border-radius: 6px;
  outline: none;
  background: #fff;
  color: var(--kp-text-primary);
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--kp-accent);
}

.form-field textarea {
  resize: vertical;
  min-height: 140px;
}

.form-field__error {
  font-size: 12px;
  color: #d33;
  margin-top: 6px;
  display: none;
}

.form-field.has-error input,
.form-field.has-error textarea {
  border-color: #d33;
}

.form-field.has-error .form-field__error {
  display: block;
}

.form-status {
  border-radius: 8px;
  padding: 14px 18px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 20px;
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status[data-state="success"] {
  background: #e9faf0;
  color: #178a4c;
}

.form-status[data-state="error"] {
  background: #fdeaea;
  color: #c52f2f;
}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--kp-text-muted);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.breadcrumbs a {
  color: var(--kp-text-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--kp-accent);
}

.breadcrumbs__current {
  color: var(--kp-text-secondary);
}

/* ---------- Empty state ---------- */
.empty-state {
  text-align: center;
  padding: 64px 20px;
  color: var(--kp-text-muted);
}

.empty-state h2 {
  font-size: 24px;
  color: var(--kp-text-primary);
  margin-bottom: 10px;
}