/* emloop — componentes em CSS puro. Prefixo el- (emloop). Depende de tokens.css. */
.el-root, .el-btn, .el-tag, .el-field, .el-card, .el-header, .el-footer { font-family: var(--font-sans); box-sizing: border-box; }
.el-root *, .el-header *, .el-footer *, .el-card * { box-sizing: border-box; }

/* Foco visível: anel preto (branco no escuro) com respiro */
.el-btn:focus-visible, .el-input:focus-visible, .el-textarea:focus-visible,
.el-nav a:focus-visible, .el-footer a:focus-visible, .el-card a:focus-visible, .el-header__logo:focus-visible {
  outline: 2px solid var(--ink); outline-offset: 3px;
}

/* Button */
.el-btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-1);
  min-height: 44px; padding: 0 22px; border-radius: var(--radius-full); border: 1.5px solid transparent;
  font-size: 16px; line-height: 1; font-weight: 600; text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, color .15s ease, border-color .15s ease; }
.el-btn--primary { background: var(--ink); color: var(--paper); }
.el-btn--primary:hover { background: var(--ink-muted); }
.el-btn--secondary { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.el-btn--secondary:hover { border-color: var(--ink); }
.el-btn--ghost { background: transparent; color: var(--ink); padding: 0 var(--space-1); text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1.5px; }
.el-btn--ghost:hover { color: var(--ink-muted); }
.el-btn--sm { min-height: 36px; padding: 0 16px; font-size: 14px; }
.el-btn--lg { min-height: 56px; padding: 0 32px; font-size: 18px; }
.el-btn[disabled], .el-btn[aria-disabled="true"] { opacity: .4; cursor: not-allowed; pointer-events: none; }

/* Tag */
.el-tag { display: inline-flex; align-items: center; min-height: 28px; padding: 0 12px; border-radius: var(--radius-full);
  border: 1px solid var(--line-strong); color: var(--ink); font-size: 13px; line-height: 1; font-weight: 500; }
.el-tag--solid { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Field */
.el-field { display: flex; flex-direction: column; gap: var(--space-1); max-width: 480px; }
.el-label { font-size: 14px; line-height: 20px; font-weight: 600; color: var(--ink); }
.el-input, .el-textarea { width: 100%; padding: 12px 16px; border: 1.5px solid var(--line-strong); border-radius: var(--radius-sm);
  background: var(--paper); color: var(--ink); font: 400 16px/24px var(--font-sans); transition: border-color .15s ease; }
.el-input { min-height: 48px; }
.el-textarea { min-height: 128px; resize: vertical; }
.el-input::placeholder, .el-textarea::placeholder { color: var(--ink-muted); }
.el-input:hover, .el-textarea:hover { border-color: var(--ink-muted); }
.el-input:focus, .el-textarea:focus { border-color: var(--ink); outline: none; }
.el-input:focus-visible, .el-textarea:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.el-hint { font-size: 13px; line-height: 18px; color: var(--ink-muted); }
.el-field--error .el-input, .el-field--error .el-textarea { border-color: var(--danger); }
.el-error { font-size: 13px; line-height: 18px; font-weight: 500; color: var(--danger); }

/* ProjectCard */
.el-card { display: flex; flex-direction: column; gap: var(--space-2); color: var(--ink); text-decoration: none; }
.el-card__media { position: relative; aspect-ratio: 4 / 3; background: var(--surface); border-radius: var(--radius-none); overflow: hidden; }
.el-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
a.el-card:hover .el-card__media img { transform: scale(1.03); }
.el-card__row { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-2); }
.el-card__title { margin: 0; font-size: 20px; line-height: 28px; font-weight: 600; }
a.el-card:hover .el-card__title { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1.5px; }
.el-card__year { font-size: 14px; color: var(--ink-muted); font-variant-numeric: tabular-nums; }
.el-card__meta { display: flex; flex-wrap: wrap; gap: var(--space-1); }
@media (prefers-reduced-motion: reduce) { .el-card__media img, .el-btn { transition: none; } a.el-card:hover .el-card__media img { transform: none; } }

/* Header */
.el-header { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap;
  padding: var(--space-2) var(--space-4); background: var(--paper); color: var(--ink); border-bottom: 1px solid var(--line); }
.el-header__logo { display: inline-flex; color: var(--ink); }
.el-header__logo svg { height: 26px; width: auto; display: block; }
.el-nav { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.el-nav a { color: var(--ink); text-decoration: none; font-size: 16px; font-weight: 500; padding: 4px 0; border-bottom: 1.5px solid transparent; }
.el-nav a:hover { border-bottom-color: var(--line-strong); }
.el-nav a[aria-current="page"] { border-bottom-color: var(--ink); }
.el-nav a.el-btn { padding: 0 16px; border-bottom: 1.5px solid transparent; }
.el-nav a.el-btn--primary, .el-nav a.el-btn--primary:hover { color: var(--paper); border-color: transparent; }

/* Footer */
.el-footer { padding: var(--space-8) var(--space-4) var(--space-4); background: var(--ink); color: var(--paper); }
.el-footer__cta { margin: 0 0 var(--space-2); font-size: 40px; line-height: 44px; font-weight: 600; letter-spacing: -.02em; max-width: 16ch; }
.el-footer__mail { color: var(--paper); font-size: 20px; text-underline-offset: 5px; text-decoration-thickness: 1.5px; }
.el-footer__bottom { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); flex-wrap: wrap;
  margin-top: var(--space-8); padding-top: var(--space-2); border-top: 1px solid var(--ink-muted); font-size: 14px; }
.el-footer__bottom svg { height: 20px; width: auto; display: block; color: var(--paper); }
.el-footer__social { display: flex; gap: var(--space-2); }
.el-footer__social a { color: var(--paper); text-decoration: none; }
.el-footer__social a:hover { text-decoration: underline; text-underline-offset: 4px; }
.el-footer a:focus-visible { outline-color: var(--paper); }