/* =========================================================
   Componente: Formulários (busca, contato)
   ========================================================= */

/* ── Busca do header ────────────────────────────────────── */
.header-search {
    display: flex;
    align-items: center;
    flex: 1;
    max-width: 480px;
    margin-inline: var(--space-6);
    position: relative;
}

.header-search__input {
    width: 100%;
    height: 40px;
    padding: var(--space-2) var(--space-10) var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    border: 1.5px solid transparent;
    background: rgba(255,255,255,0.1);
    color: #fff;
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    transition:
        background var(--transition-fast),
        border-color var(--transition-fast);
    outline: none;
}

.header-search__input::placeholder { color: rgba(255,255,255,0.45); }

.header-search__input:focus {
    background: rgba(255,255,255,0.18);
    border-color: rgba(255,255,255,0.3);
}

.header-search__btn {
    position: absolute;
    right: var(--space-2);
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    border-radius: 50%;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.header-search__btn:hover {
    color: #fff;
    background: rgba(255,255,255,0.1);
}

/* ── Formulário de busca grande (404, no-results) ────────── */
.search-form {
    display: flex;
    gap: var(--space-2);
}

.search-form--large {
    max-width: 480px;
    margin-inline: auto;
}

.search-form__input {
    flex: 1;
    height: 48px;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    background: var(--color-surface);
    font-size: var(--text-base);
    font-family: var(--font-sans);
    color: var(--color-text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.search-form__input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

/* ── Compartilhamento ───────────────────────────────────── */
.share-buttons {
    display: flex;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: wrap;
}

.share-btn {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    border: 1.5px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.share-btn--twitter:hover {
    background: #000;
    border-color: #000;
    color: #fff;
}

.share-btn--whatsapp:hover {
    background: #25D366;
    border-color: #25D366;
    color: #fff;
}

.share-btn--copy.copied {
    background: var(--color-success-light);
    border-color: var(--color-success);
    color: var(--color-success);
}