.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  min-height: var(--touch);
  padding: 0.75rem 1.35rem;
  border: 1px solid var(--btn-primary-bg, var(--color-primary));
  border-radius: var(--radius-sm);
  background: var(--btn-primary-bg, var(--color-primary));
  color: var(--btn-primary-text, var(--color-btn-text, #fff));
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn:hover {
  background: var(--btn-primary-hover, var(--color-primary-hover));
  border-color: var(--btn-primary-hover, var(--color-primary-hover));
  color: var(--btn-primary-text, var(--color-btn-text, #fff));
  box-shadow: var(--btn-shadow);
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled,
.btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn--ghost,
.btn--secondary {
  background: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
  border-color: var(--border-color, var(--color-border));
}

.btn--ghost:hover,
.btn--secondary:hover {
  background: var(--btn-secondary-hover);
  color: var(--btn-secondary-text);
  border-color: var(--btn-secondary-hover);
  box-shadow: none;
}

.btn--hero {
  background: var(--accent-orange, var(--btn-primary-bg));
  color: var(--accent-orange-text, #fff);
  border-color: var(--accent-orange, var(--btn-primary-bg));
  box-shadow: 0 8px 24px rgba(255, 107, 0, 0.35);
}

.btn--hero:hover {
  background: var(--accent-orange-hover, var(--btn-primary-hover));
  border-color: var(--accent-orange-hover, var(--btn-primary-hover));
  color: var(--accent-orange-text, #fff);
  box-shadow: 0 10px 28px rgba(255, 107, 0, 0.42);
}

.btn--hero.btn--ghost,
.home-hero__actions .btn--hero:last-child {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.72);
  box-shadow: none;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.btn--hero.btn--ghost:hover,
.home-hero__actions .btn--hero:last-child:hover {
  background: #fff;
  color: var(--text-main, #0f172a);
  border-color: #fff;
}

.btn--danger {
  background: var(--color-danger);
  color: #fff;
}

.btn--full {
  width: 100%;
}

.btn--lg {
  min-height: 3.5rem;
  padding-inline: 1.75rem;
  font-size: var(--text-base);
}

.form-field {
  display: grid;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.form-field label {
  font-size: var(--text-sm);
  font-weight: 500;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  min-height: var(--touch);
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.form-field textarea {
  min-height: 7rem;
  resize: vertical;
}

.form-field .errorlist,
.form-field .help {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--text-xs);
  color: var(--color-danger);
}

.form-field .help {
  color: var(--color-muted);
}

.check-row {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  min-height: 2.5rem;
  font-size: var(--text-sm);
  cursor: pointer;
}

.messages {
  position: fixed;
  top: calc(var(--header-h) + var(--safe-t) + var(--sp-4));
  right: max(var(--sp-4), env(safe-area-inset-right, 0px));
  left: max(var(--sp-4), env(safe-area-inset-left, 0px));
  z-index: var(--z-toast);
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--sp-2);
  width: auto;
  max-width: 22rem;
  margin-left: auto;
  pointer-events: none;
}

.messages__item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-3) var(--sp-3) var(--sp-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
  font-size: var(--text-sm);
  opacity: 1;
  transform: translate3d(0, 0, 0);
  transition:
    opacity var(--dur) var(--ease-out),
    transform var(--dur) var(--ease-out);
  pointer-events: auto;
  -webkit-tap-highlight-color: transparent;
}

.messages__item.is-leaving {
  opacity: 0;
  transform: translate3d(0, -0.5rem, 0);
}

.messages__text {
  flex: 1;
  min-width: 0;
  padding-top: 0.35rem;
  line-height: 1.35;
}

.messages__close {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--touch);
  height: var(--touch);
  margin: -0.35rem -0.35rem -0.35rem 0;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: inherit;
  cursor: pointer;
  touch-action: manipulation;
}

.messages__close:hover,
.messages__close:focus-visible {
  background: rgb(0 0 0 / 0.06);
  outline: none;
}

.messages__close svg {
  width: 1.1rem;
  height: 1.1rem;
}

.messages__item--success {
  background: var(--color-success-soft);
  border-color: transparent;
  color: var(--color-success);
}

.messages__item--error {
  background: var(--color-danger-soft);
  border-color: transparent;
  color: var(--color-danger);
}

.messages__item--warning {
  background: #fff7ed;
  border-color: transparent;
  color: #c2410c;
}

.messages__item--info {
  background: #eff6ff;
  border-color: transparent;
  color: #1d4ed8;
}

@media (min-width: 48rem) {
  .messages {
    left: auto;
    width: min(22rem, calc(100% - 2rem));
  }
}

@media (prefers-reduced-motion: reduce) {
  .messages__item {
    transition: none;
  }

  .messages__item.is-leaving {
    transform: none;
  }
}

.empty-state {
  display: grid;
  place-items: center;
  gap: var(--sp-4);
  min-height: 50vh;
  padding: var(--sp-12) var(--sp-4);
  text-align: center;
}

.empty-state__icon {
  display: grid;
  place-items: center;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: var(--color-cream);
  color: var(--color-muted);
}

.empty-state__icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.empty-state__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 500;
}

.empty-state__text {
  margin: 0;
  max-width: 22rem;
  color: var(--color-muted);
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-4);
  margin-top: var(--sp-10);
  font-size: var(--text-sm);
  color: var(--color-muted);
}

.pagination a {
  text-decoration: none;
  min-height: var(--touch);
  display: inline-flex;
  align-items: center;
  padding: 0 var(--sp-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  transition: background var(--dur-fast) var(--ease-out);
}

.pagination a:hover {
  background: var(--color-cream);
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity var(--dur-slow) var(--ease-soft),
    transform var(--dur-slow) var(--ease-soft);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Стилізований tip замість native title */
[data-tip] {
  position: relative;
}

@media (hover: hover) and (pointer: fine) {
  [data-tip]::after {
    content: attr(data-tip);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 0.4rem);
    z-index: 30;
    padding: 0.28rem 0.55rem;
    border-radius: 4px;
    background: #334155;
    color: #fff;
    font-size: 0.75rem;
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: 0.01em;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    visibility: hidden;
    box-shadow: 0 4px 14px rgba(15, 23, 42, 0.22);
    -webkit-transform: translate3d(-50%, 0.2rem, 0);
    transform: translate3d(-50%, 0.2rem, 0);
    transition:
      opacity 0.16s ease,
      visibility 0.16s ease,
      transform 0.16s ease;
  }

  /* У шапці — під іконкою, щоб не ховатись під край viewport */
  .site-header [data-tip]::after {
    top: calc(100% + 0.35rem);
    bottom: auto;
    -webkit-transform: translate3d(-50%, -0.2rem, 0);
    transform: translate3d(-50%, -0.2rem, 0);
  }

  [data-tip]:hover::after,
  [data-tip]:focus-visible::after {
    opacity: 1;
    visibility: visible;
    -webkit-transform: translate3d(-50%, 0, 0);
    transform: translate3d(-50%, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-tip]::after {
    transition: none;
  }
}